last executing test programs: 7m6.666229062s ago: executing program 0: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net/fib_trie\x00') close_range(r0, 0xffffffffffffffff, 0x0) socket$netlink(0x10, 0x3, 0xb) sendmsg$NL80211_CMD_TDLS_CHANNEL_SWITCH(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)={0x14, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @void}}}, 0x14}}, 0x0) 7m4.158922667s ago: executing program 0: mlockall(0x3) mremap(&(0x7f0000ff5000/0x2000)=nil, 0x2000, 0x5000000, 0x3, &(0x7f0000ffd000/0x1000)=nil) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$VT_OPENQRY(r0, 0x891d, &(0x7f00000001c0)) 6m49.838997657s ago: executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuacct.usage_sys\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000100)={'#! ', './file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa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0x1000a) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x1, 0x10012, r0, 0x0) openat$rfkill(0xffffffffffffff9c, &(0x7f0000001900), 0x0, 0x0) 6m47.646161433s ago: executing program 0: r0 = memfd_secret(0x0) ioctl$sock_SIOCGIFVLAN_DEL_VLAN_CMD(r0, 0x5451, 0x0) 6m46.196650683s ago: executing program 0: r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000000)='ns/cgroup\x00') ioctl$BTRFS_IOC_SYNC(r0, 0x5450, 0x0) 6m43.10250833s ago: executing program 0: r0 = openat$dsp1(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) writev(r0, 0x0, 0x0) 22.516819988s ago: executing program 1: r0 = memfd_secret(0x0) close_range(r0, 0xffffffffffffffff, 0x0) syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000240)) 18.006817941s ago: executing program 1: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) fadvise64(r0, 0x0, 0x0, 0x0) 13.486745975s ago: executing program 1: r0 = socket$rds(0x15, 0x5, 0x0) bind$rds(r0, &(0x7f0000000040)={0x2, 0x0, @loopback}, 0x70) sendmsg$inet(r0, &(0x7f0000000540)={&(0x7f0000000240)={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, 0x0}, 0x0) 8.236936214s ago: executing program 1: r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000000)='/sys/block/loop0', 0x0, 0x0) r1 = ioctl$NS_GET_PARENT(r0, 0x5450, 0x0) ioctl$TIOCMBIS(r1, 0x5450, 0x0) 3.895373682s ago: executing program 1: r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/mdstat\x00', 0x0, 0x0) close_range(r0, 0xffffffffffffffff, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$OSF_MSG_ADD(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) 0s ago: executing program 1: getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(0xffffffffffffffff, 0x84, 0x1c, &(0x7f0000000000), &(0x7f0000000040)=0x4) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000080)={0x0, 0x1, 0x0, 0x12, 0x0, 0x6}, &(0x7f00000000c0)=0x14) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000100)={r1, 0x1}, &(0x7f0000000140)=0x8) socket$key(0xf, 0x3, 0x2) recvfrom$l2tp(0xffffffffffffffff, &(0x7f0000000180)=""/189, 0xbd, 0x0, &(0x7f0000000240), 0x10) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x400000, 0x0) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f00000002c0)={0x0, 0x0, 0x30, 0x0, 0x5}, &(0x7f0000000300)=0x18) setsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000340)={r3, 0x48}, 0x8) ioctl$FIGETBSZ(r0, 0x2, &(0x7f0000000440)) syz_genetlink_get_family_id$tipc(0x0, 0xffffffffffffffff) bind$inet6(0xffffffffffffffff, &(0x7f00000005c0)={0xa, 0x4e24, 0x7, @mcast2, 0x3f}, 0x1c) ioctl$sock_SIOCGIFVLAN_ADD_VLAN_CMD(r0, 0x8982, &(0x7f0000000600)={0x0, 'ip6_vti0\x00'}) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:36977' (ED25519) to the list of known hosts. 1970/01/01 00:07:29 fuzzer started 1970/01/01 00:07:37 dialing manager at localhost:30008 syzkaller login: [ 464.741773][ T3068] cgroup: Unknown subsys name 'net' [ 465.711913][ T3068] cgroup: Unknown subsys name 'rlimit' [ 519.202003][ T3072] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 1970/01/01 00:08:38 starting 2 executor processes [ 572.498095][ T3082] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 572.677916][ T3082] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 575.967869][ T3081] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 576.232642][ T3081] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 584.299147][ T3082] hsr_slave_0: entered promiscuous mode [ 584.367891][ T3082] hsr_slave_1: entered promiscuous mode [ 586.237870][ T3081] hsr_slave_0: entered promiscuous mode [ 586.288091][ T3081] hsr_slave_1: entered promiscuous mode [ 586.318433][ T3081] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 586.322975][ T3081] Cannot create hsr debugfs directory [ 592.180726][ T3082] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 592.348574][ T3082] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 592.450512][ T3082] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 592.561077][ T3082] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 593.447737][ T3081] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 593.538951][ T3081] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 593.891248][ T3081] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 594.227511][ T3081] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 604.827186][ T3082] 8021q: adding VLAN 0 to HW filter on device bond0 [ 606.343829][ T3081] 8021q: adding VLAN 0 to HW filter on device bond0 [ 650.090638][ T3082] veth0_vlan: entered promiscuous mode [ 650.709404][ T3082] veth1_vlan: entered promiscuous mode [ 651.032261][ T3081] veth0_vlan: entered promiscuous mode [ 651.746622][ T3081] veth1_vlan: entered promiscuous mode [ 652.897735][ T3082] veth0_macvtap: entered promiscuous mode [ 653.452281][ T3082] veth1_macvtap: entered promiscuous mode [ 654.141389][ T3081] veth0_macvtap: entered promiscuous mode [ 654.576700][ T3081] veth1_macvtap: entered promiscuous mode [ 655.460203][ T3082] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 655.462833][ T3082] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 655.465847][ T3082] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 655.467316][ T3082] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 656.412670][ T3081] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 656.417229][ T3081] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 656.418556][ T3081] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 656.419848][ T3081] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 705.678087][ T3838] Zero length message leads to an empty skb [ 719.341348][ T3856] tmpfs: Bad value for 'mpol' [ 729.529111][ T3866] tmpfs: Bad value for 'mpol' [ 737.591883][ T3874] sctp: failed to load transform for md5: -2 [ 745.432752][ T3886] tmpfs: Bad value for 'mpol' [ 754.775330][ T3896] tmpfs: Bad value for 'mpol' [ 761.273543][ T3907] tmpfs: Bad value for 'mpol' [ 769.600272][ T3922] tmpfs: Bad value for 'mpol' [ 776.469509][ C1] TCP: request_sock_TCP: Possible SYN flooding on port [::]:2. Sending cookies. [ 778.222270][ T3934] EXT4-fs (vda): re-mounted 34b94c48-234b-4869-b990-1f782e29954a r/w. Quota mode: none. [ 778.990541][ T3937] tmpfs: Bad value for 'mpol' [ 786.186050][ T3950] tmpfs: Bad value for 'mpol' [ 793.502021][ T3962] tmpfs: Bad value for 'mpol' [ 801.010975][ T3976] tmpfs: Bad value for 'mpol' [ 808.861590][ T3988] tmpfs: Bad value for 'mpol' [ 813.699557][ T3993] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 817.778932][ T3999] tmpfs: Bad value for 'mpol' [ 824.343499][ T4011] tmpfs: Bad value for 'mpol' [ 828.338252][ T4019] serio: Serial port pts0 [ 881.949986][ T4104] fuse: Unknown parameter 'fd0x0000000000000003' [ 910.930992][ T915] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 910.953831][ C1] hrtimer: interrupt took 828000 ns [ 911.913372][ T915] usb 1-1: New USB device found, idVendor=0bed, idProduct=1100, bcdDevice=ec.c3 [ 911.929837][ T915] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 912.152157][ T915] usb 1-1: config 0 descriptor?? [ 912.552526][ T915] cp210x 1-1:0.0: cp210x converter detected [ 914.333233][ T915] cp210x 1-1:0.0: failed to get vendor val 0x370b size 1: -32 [ 914.335648][ T915] cp210x 1-1:0.0: querying part number failed [ 914.537318][ T915] usb 1-1: cp210x converter now attached to ttyUSB0 [ 914.706965][ T915] usb 1-1: USB disconnect, device number 2 [ 915.002824][ T915] cp210x ttyUSB0: cp210x converter now disconnected from ttyUSB0 [ 915.053087][ T915] cp210x 1-1:0.0: device disconnected [ 925.541673][ T4200] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 949.861177][ T3774] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 950.226997][ T3774] usb 2-1: Using ep0 maxpacket: 16 [ 950.431369][ T3774] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 950.435977][ T3774] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 950.438955][ T3774] usb 2-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00 [ 950.440983][ T3774] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 950.606857][ T3774] usb 2-1: config 0 descriptor?? [ 953.726604][ T3774] usbhid 2-1:0.0: can't add hid device: -71 [ 953.729650][ T3774] usbhid 2-1:0.0: probe with driver usbhid failed with error -71 [ 953.805308][ T3774] usb 2-1: USB disconnect, device number 2 [ 964.659468][ T3675] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 964.896081][ T3675] usb 2-1: Using ep0 maxpacket: 16 [ 965.086997][ T3675] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 965.089730][ T3675] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 965.093179][ T3675] usb 2-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00 [ 965.106460][ T3675] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 965.267960][ T3675] usb 2-1: config 0 descriptor?? [ 968.373223][ T3675] usbhid 2-1:0.0: can't add hid device: -71 [ 968.388412][ T3675] usbhid 2-1:0.0: probe with driver usbhid failed with error -71 [ 968.589765][ T3675] usb 2-1: USB disconnect, device number 3 [ 980.889977][ T3693] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 982.030237][ T3693] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 982.800026][ T3693] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 983.936636][ T3693] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 995.111311][ T3693] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 995.615532][ T3693] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 995.763194][ T3693] bond0 (unregistering): Released all slaves [ 997.499928][ T3693] hsr_slave_0: left promiscuous mode [ 997.607618][ T3693] hsr_slave_1: left promiscuous mode [ 997.930283][ T3693] veth1_macvtap: left promiscuous mode [ 997.969689][ T3693] veth0_macvtap: left promiscuous mode [ 998.015863][ T3693] veth1_vlan: left promiscuous mode [ 998.019939][ T3693] veth0_vlan: left promiscuous mode [ 1040.722868][ T4278] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1040.819413][ T4278] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1057.460104][ T4278] hsr_slave_0: entered promiscuous mode [ 1057.490798][ T4278] hsr_slave_1: entered promiscuous mode [ 1057.517531][ T4278] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1057.518830][ T4278] Cannot create hsr debugfs directory [ 1071.239317][ T4278] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1071.570808][ T4278] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1071.756455][ T4278] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1071.958465][ T4278] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1085.192176][ T4278] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1099.272843][ T4278] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1099.298900][ T4278] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1100.811129][ T3775] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 1101.459340][ T3775] usb 2-1: Using ep0 maxpacket: 8 [ 1101.587583][ T3775] usb 2-1: config 0 has no interfaces? [ 1101.590080][ T3775] usb 2-1: New USB device found, idVendor=0225, idProduct=0000, bcdDevice= 0.00 [ 1101.592120][ T3775] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1101.802954][ T3775] usb 2-1: config 0 descriptor?? [ 1104.011286][ T3718] usb 2-1: USB disconnect, device number 4 [ 1105.371963][ T3718] usb 2-1: new low-speed USB device number 5 using dummy_hcd [ 1105.890158][ T3718] usb 2-1: config 0 has no interfaces? [ 1105.892529][ T3718] usb 2-1: New USB device found, idVendor=0225, idProduct=0000, bcdDevice= 0.00 [ 1105.896578][ T3718] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1106.046915][ T3718] usb 2-1: config 0 descriptor?? [ 1106.878475][ T3775] usb 2-1: USB disconnect, device number 5 [ 1145.842924][ T4278] veth0_vlan: entered promiscuous mode [ 1146.429050][ T4278] veth1_vlan: entered promiscuous mode [ 1148.970525][ T4278] veth0_macvtap: entered promiscuous mode [ 1149.330669][ T4278] veth1_macvtap: entered promiscuous mode [ 1151.929346][ T4278] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1151.932700][ T4278] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1151.962176][ T4278] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1151.967100][ T4278] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1163.259383][ T3693] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1164.767436][ T3693] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1165.807885][ T3693] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1167.136034][ T3693] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1181.747050][ T3693] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1182.061130][ T3693] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1182.197234][ T3693] bond0 (unregistering): Released all slaves [ 1183.383203][ T3693] hsr_slave_0: left promiscuous mode [ 1183.459440][ T3693] hsr_slave_1: left promiscuous mode [ 1183.936605][ T3693] veth1_macvtap: left promiscuous mode [ 1183.940097][ T3693] veth0_macvtap: left promiscuous mode [ 1183.977590][ T3693] veth1_vlan: left promiscuous mode [ 1183.992162][ T3693] veth0_vlan: left promiscuous mode [ 1237.927031][ T4862] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1238.100893][ T4862] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1258.973586][ T4862] hsr_slave_0: entered promiscuous mode [ 1259.032802][ T4862] hsr_slave_1: entered promiscuous mode [ 1259.128589][ T4862] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1259.131006][ T4862] Cannot create hsr debugfs directory [ 1262.149066][ T5199] loop1: detected capacity change from 0 to 128 [ 1262.530583][ T5199] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (39871!=39978) [ 1263.428324][ T5199] EXT4-fs (loop1): mounted filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09 ro without journal. Quota mode: none. [ 1264.141855][ T5199] EXT4-fs warning (device loop1): ext4_dirblock_csum_verify:405: inode #2: comm syz-executor.1: No space for directory leaf checksum. Please run e2fsck -D. [ 1264.188040][ T5199] EXT4-fs error (device loop1): __ext4_find_entry:1693: inode #2: comm syz-executor.1: checksumming directory block 0 [ 1265.712280][ T3082] EXT4-fs (loop1): unmounting filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09. [ 1275.243295][ T4862] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1275.471725][ T4862] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1275.718414][ T4862] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1275.941249][ T4862] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1293.298138][ T4862] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1368.649429][ T5329] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1368.949404][ T5329] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1369.377730][ T5329] bond0 (unregistering): Released all slaves [ 1371.182156][ T5329] hsr_slave_0: left promiscuous mode [ 1371.290142][ T5329] hsr_slave_1: left promiscuous mode [ 1383.311936][ T5422] ================================================================== [ 1383.313904][ T5422] BUG: KASAN: global-out-of-bounds in memcmp+0xc0/0xca [ 1383.317568][ T5422] Read of size 1 at addr ffffffff890770c0 by task syz-executor.1/5422 [ 1383.319860][ T5422] [ 1383.321684][ T5422] CPU: 0 PID: 5422 Comm: syz-executor.1 Not tainted 6.10.0-rc3-syzkaller-g83a7eefedc9b #0 [ 1383.323551][ T5422] Hardware name: riscv-virtio,qemu (DT) [ 1383.325398][ T5422] Call Trace: [ 1383.326718][ T5422] [] dump_backtrace+0x2e/0x3c [ 1383.328096][ T5422] [] show_stack+0x34/0x40 [ 1383.329985][ T5422] [] dump_stack_lvl+0x122/0x196 [ 1383.331308][ T5422] [] print_report+0x288/0x596 [ 1383.333585][ T5422] [] kasan_report+0xec/0x118 [ 1383.335851][ T5422] [] __asan_report_load1_noabort+0x12/0x1a [ 1383.337292][ T5422] [] memcmp+0xc0/0xca [ 1383.338490][ T5422] [] __hw_addr_add_ex+0xee/0x676 [ 1383.339917][ T5422] [] dev_mc_add+0xac/0x108 [ 1383.341317][ T5422] [] mrp_init_applicant+0xe8/0x56e [ 1383.342694][ T5422] [] vlan_mvrp_init_applicant+0x26/0x30 [ 1383.344019][ T5422] [] register_vlan_dev+0x1b4/0x922 [ 1383.345451][ T5422] [] vlan_ioctl_handler+0x54e/0x956 [ 1383.346875][ T5422] [] sock_ioctl+0x1f6/0x61a [ 1383.348267][ T5422] [] __riscv_sys_ioctl+0x186/0x1d6 [ 1383.349566][ T5422] [] syscall_handler+0x94/0x118 [ 1383.350911][ T5422] [] do_trap_ecall_u+0x14c/0x214 [ 1383.352354][ T5422] [] ret_from_exception+0x0/0x64 [ 1383.354071][ T5422] [ 1383.354918][ T5422] The buggy address belongs to the variable: [ 1383.355958][ T5422] vlan_mrp_app+0x60/0x3e80 [ 1383.357247][ T5422] [ 1383.357958][ T5422] The buggy address belongs to the physical page: [ 1383.359511][ T5422] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x89277 [ 1383.361521][ T5422] flags: 0xffe000000002000(reserved|node=0|zone=0|lastcpupid=0x7ff) [ 1383.364789][ T5422] raw: 0ffe000000002000 ff1c000000249dc8 ff1c000000249dc8 0000000000000000 [ 1383.366209][ T5422] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 1383.367687][ T5422] page dumped because: kasan: bad access detected [ 1383.369020][ T5422] page_owner info is not present (never set?) [ 1383.370124][ T5422] [ 1383.370823][ T5422] Memory state around the buggy address: [ 1383.372347][ T5422] ffffffff89076f80: 00 00 00 00 00 00 00 00 f9 f9 f9 f9 00 00 00 00 [ 1383.373648][ T5422] ffffffff89077000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 1383.375009][ T5422] >ffffffff89077080: 00 00 00 00 00 00 00 00 f9 f9 f9 f9 00 00 00 00 [ 1383.376100][ T5422] ^ [ 1383.377082][ T5422] ffffffff89077100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 1383.379244][ T5422] ffffffff89077180: f9 f9 f9 f9 00 00 00 00 f9 f9 f9 f9 00 00 00 00 [ 1383.380473][ T5422] ================================================================== [ 1383.383683][ T5422] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 1383.385484][ T5422] CPU: 0 PID: 5422 Comm: syz-executor.1 Not tainted 6.10.0-rc3-syzkaller-g83a7eefedc9b #0 [ 1383.386916][ T5422] Hardware name: riscv-virtio,qemu (DT) [ 1383.387878][ T5422] Call Trace: [ 1383.388645][ T5422] [] dump_backtrace+0x2e/0x3c [ 1383.389920][ T5422] [] show_stack+0x34/0x40 [ 1383.391057][ T5422] [] dump_stack_lvl+0x108/0x196 [ 1383.392395][ T5422] [] dump_stack+0x1c/0x24 [ 1383.393658][ T5422] [] panic+0x382/0x800 [ 1383.395257][ T5422] [] check_panic_on_warn+0xc0/0xe4 [ 1383.396635][ T5422] [] end_report.part.0+0x4a/0xaa [ 1383.398043][ T5422] [] kasan_report+0x102/0x118 [ 1383.399331][ T5422] [] __asan_report_load1_noabort+0x12/0x1a [ 1383.400743][ T5422] [] memcmp+0xc0/0xca [ 1383.401944][ T5422] [] __hw_addr_add_ex+0xee/0x676 [ 1383.403291][ T5422] [] dev_mc_add+0xac/0x108 [ 1383.404873][ T5422] [] mrp_init_applicant+0xe8/0x56e [ 1383.406204][ T5422] [] vlan_mvrp_init_applicant+0x26/0x30 [ 1383.407424][ T5422] [] register_vlan_dev+0x1b4/0x922 [ 1383.409820][ T5422] [] vlan_ioctl_handler+0x54e/0x956 [ 1383.411214][ T5422] [] sock_ioctl+0x1f6/0x61a [ 1383.412583][ T5422] [] __riscv_sys_ioctl+0x186/0x1d6 [ 1383.413859][ T5422] [] syscall_handler+0x94/0x118 [ 1383.415148][ T5422] [] do_trap_ecall_u+0x14c/0x214 [ 1383.416559][ T5422] [] ret_from_exception+0x0/0x64 [ 1383.418213][ T5422] SMP: stopping secondary CPUs [ 1383.421902][ T5422] Rebooting in 86400 seconds.. VM DIAGNOSIS: 07:34:19 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff8024ceb8 mhartid 0000000000000000 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000220 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85cacbdc vstvec 0000000000000000 mepc ffffffff8000f9b6 sepc ffffffff8001c7f2 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000001 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a0470000000a7f9e x0/zero 0000000000000000 x1/ra ffffffff8024ceb4 x2/sp ff2000000323b430 x3/gp ffffffff89259c00 x4/tp ff60000016844ec0 x5/t0 7300000000000000 x6/t1 0000000000000052 x7/t2 7320666f20646165 x8/s0 ff2000000323b5b0 x9/s1 1ffffffff10d0827 x10/a0 0000000000000007 x11/a1 0000000000000000 x12/a2 0000000000040000 x13/a3 ffffffff8024ceb4 x14/a4 ff200000046bd838 x15/a5 000000000002e838 x16/a6 0000000000000003 x17/a7 0000000000000038 x18/s2 0000000200000020 x19/s3 0000000000000000 x20/s4 1ffffffff10d081e x21/s5 0000000000000000 x22/s6 ff2000000323b4e0 x23/s7 ffffffff88684138 x24/s8 0000000000000001 x25/s9 dfffffff00000000 x26/s10 ffffffff886840e0 x27/s11 ff2000000323b540 x28/t3 ffffffff8aff2977 x29/t4 ffffffff8aff2977 x30/t5 ffffffff8aff2978 x31/t6 ffffffff8aff2977 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 ffffffff8000f32c mhartid 0000000000000001 mstatus 0000000a000000a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85cacbdc vstvec 0000000000000000 mepc ffffffff8001cb10 sepc 000000000005857c vsepc 0000000000000000 mcause 0000000000000009 scause 0000000000000008 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a0158000000a9706 x0/zero 0000000000000000 x1/ra ffffffff85cab8e2 x2/sp ff20000001f03a30 x3/gp ffffffff89259c00 x4/tp ff60000015453480 x5/t0 0000000000000000 x6/t1 fffffffef10cfaf4 x7/t2 ff60000015453fa0 x8/s0 ff20000001f03a40 x9/s1 0000000000000000 x10/a0 0000000000000002 x11/a1 0000000000002000 x12/a2 ffffffff8000a0be x13/a3 ffffffff8000f536 x14/a4 0000000000000000 x15/a5 ff60000015454480 x16/a6 0000000000000003 x17/a7 ffffffff8867d7a3 x18/s2 ff20000001f039c0 x19/s3 ffffffff8000f9e2 x20/s4 ff20000001f039d0 x21/s5 0000000000000000 x22/s6 ffffffff8000a200 x23/s7 dfffffff00000000 x24/s8 dfffffff00000000 x25/s9 ffffffff85caccb0 x26/s10 0000000000003fff x27/s11 ff20000001f03ad0 x28/t3 1256fc597d5aa200 x29/t4 fffffffef10cfaf4 x30/t5 fffffffef10cfaf5 x31/t6 1fec000002a8a802 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