last executing test programs: 2.025638052s ago: executing program 1 (id=2): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000000)='./config\x00', &(0x7f0000000080)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/nullb/rnullb0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/nullb/rnullb0/memory_backed\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='1\n', 0x2) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/nullb/rnullb0/zoned\x00', 0x1, 0x0) write(r1, &(0x7f0000000180)='1\n', 0x2) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/nullb/rnullb0/zone_size\x00', 0x1, 0x0) write(r2, &(0x7f0000000180)='4\n', 0x2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/nullb/rnullb0/zone_capacity\x00', 0x1, 0x0) write(r3, &(0x7f0000000180)='4\n', 0x2) close(r3) r4 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/nullb/rnullb0/zone_nr_conv\x00', 0x1, 0x0) write(r4, &(0x7f0000000180)='1\n', 0x2) close(r4) r5 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/nullb/rnullb0/size\x00', 0x1, 0x0) write(r5, &(0x7f0000000180)='64\n', 0x3) close(r5) r6 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/nullb/rnullb0/power\x00', 0x1, 0x0) write(r6, &(0x7f0000000180)='1\n', 0x2) close(r6) 1.564337356s ago: executing program 0 (id=1): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000040)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/threads\x00', 0x1, 0x0) write(r0, &(0x7f0000000240)='1\n', 0x2) 1.550433738s ago: executing program 1 (id=10): syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040cd0c99000002010203010902200001010080fa0904000002ffffff000705020240000007058102400000"], 0x0) 1.020254356s ago: executing program 0 (id=5): unshare(0x20000) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./mnt\x00', 0x1ff) mount(&(0x7f0000000100), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000200)='tmpfs\x00', 0x0, &(0x7f0000000300)='casefold,strict_encoding\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./mnt/dir\x00', 0x1ff) r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000400)='./mnt/dir\x00', 0x10000, 0x0) ioctl$FS_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000500)=0x40000000) openat(r0, &(0x7f0000000600)='testfile\x00', 0x42, 0x1ff) 936.154242ms ago: executing program 3 (id=4): mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/ubifs/chk_lprops\x00', 0x2, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/module/block2mtd/parameters/block2mtd\x00', 0x2, 0x0) write(r1, &(0x7f0000000200)='/dev/ram0,65536\x00', 0x10) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000240)='./dev\x00', &(0x7f0000000280)='devtmpfs\x00', 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./dev/mtd0\x00', 0x2, 0x0) ioctl(r2, 0x40084d02, &(0x7f0000000300)="0000000000000001") r3 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./dev/ubi_ctrl\x00', 0x2, 0x0) ioctl(r3, 0x401c6f40, &(0x7f0000000380)="ffffffff00"/28) nanosleep(&(0x7f0000000400)={0x0, 0x5f5e100}, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000440)='./dev/ubi0\x00', 0x2, 0x0) ioctl(r4, 0x40986f00, &(0x7f0000000480)="ffffffff01000000000080000000000003000400000000007465737400"/144) 865.878456ms ago: executing program 2 (id=3): r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/cpuinfo\x00', 0x0, 0x0) read(r0, &(0x7f0000000100)=""/4096, 0x1000) 830.313693ms ago: executing program 0 (id=6): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./sys/power/state\x00', 0x1, 0x0) write(r0, &(0x7f00000003c0)='freeze\n', 0x7) close(r0) 580.15657ms ago: executing program 2 (id=7): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./debug/ieee80211/phy0/netdev:wlan0/aqm\x00', 0x0, 0x0) read(r0, &(0x7f0000000200)=""/200, 0xc8) 494.675339ms ago: executing program 3 (id=8): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./dev\x00', &(0x7f00000000c0)='devtmpfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x42, 0x1b6) ftruncate(r0, 0x1000000) r1 = syz_open_dev$loop(&(0x7f0000000140), 0x0, 0x2) ioctl$LOOP_SET_FD(r1, 0x4c00, r0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dev/mapper/control\x00', 0x2, 0x0) write(r2, &(0x7f0000000438)="000000000000000000800000000000000000000000000000636163686500000000000000373a3020373a3120373a3220363420302064656661756c74203000", 0x43) ioctl(r2, 0xc138fd09, &(0x7f0000000300)="0400000000000000000000007c01000038010000010000000000000000000000000000000000000000000000000000006364657600") 399.828764ms ago: executing program 2 (id=9): r0 = syz_usb_connect$hid(0x0, 0x34, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004086800000000000000001090222000101008032090400000103000000092111010001223d0007058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000100)={0x24, 0x0, 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="00223d00000005200933a10185010a0e03150026e80375209501b1020a16031500250175089501b1020a19031500250175089501b1020a3404169cff26e803751095018102c0"], 0x0}, 0x0) nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0) syz_usb_disconnect(r0) 290.398082ms ago: executing program 3 (id=11): syz_usb_connect_ath9k(0x3, 0x5a, &(0x7f0000000080)={{0x12, 0x1, 0x200, 0xff, 0xff, 0xff, 0x40, 0xcf3, 0x9170, 0x108, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x48}}]}}, 0x0) nanosleep(&(0x7f0000000100)={0x3}, 0x0) 44.262718ms ago: executing program 1 (id=12): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./config\x00', &(0x7f0000000080)='configfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) write(r0, &(0x7f0000000180)='64\n', 0x3) 0s ago: executing program 1 (id=13): r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000000)='/dev/comedi0\x00', 0x2, 0x0) ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000100)={'comedi_test\x00'}) r1 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000200)='/dev/comedi1\x00', 0x2, 0x0) ioctl$COMEDI_DEVCONFIG(r1, 0x40946400, &(0x7f0000000300)={'comedi_bond\x00'}) ioctl$COMEDI_INSN(r1, 0x8028640c, &(0x7f0000000400)={0xc000002, 0x2, &(0x7f0000000500)=[0x1, 0x1]}) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.25' (ED25519) to the list of known hosts. [ 89.224280][ T5610] cgroup: Unknown subsys name 'net' [ 89.323523][ T5610] cgroup: Unknown subsys name 'cpuset' [ 89.327146][ T5610] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 91.057953][ T5610] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 94.685605][ T5626] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.686338][ T5626] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 94.687666][ T5626] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.688863][ T5626] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.689012][ T5626] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 94.704362][ T5626] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 94.712983][ T5626] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.713661][ T5626] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 94.714667][ T5626] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 94.717018][ T4939] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 94.794244][ T5634] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 94.795421][ T5634] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 94.796310][ T5634] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 94.800406][ T5634] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 94.804791][ T5634] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 94.841703][ T4939] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 94.845608][ T4939] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 94.846207][ T4939] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 94.848126][ T4939] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 94.855565][ T4939] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 96.335974][ T5629] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.336911][ T5629] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.337086][ T5629] bridge_slave_0: entered allmulticast mode [ 96.339218][ T5629] bridge_slave_0: entered promiscuous mode [ 96.391973][ T5629] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.392087][ T5629] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.392537][ T5629] bridge_slave_1: entered allmulticast mode [ 96.394947][ T5629] bridge_slave_1: entered promiscuous mode [ 96.485882][ T5629] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 96.529510][ T5629] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 96.548914][ T5625] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.549116][ T5625] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.549612][ T5625] bridge_slave_0: entered allmulticast mode [ 96.555055][ T5625] bridge_slave_0: entered promiscuous mode [ 96.608637][ T5625] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.608733][ T5625] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.608854][ T5625] bridge_slave_1: entered allmulticast mode [ 96.622155][ T5625] bridge_slave_1: entered promiscuous mode [ 96.696008][ T5629] team0: Port device team_slave_0 added [ 96.727551][ T5629] team0: Port device team_slave_1 added [ 96.732541][ T5625] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 96.777928][ T5625] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 96.830043][ T5631] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.830216][ T5631] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.830498][ T5631] bridge_slave_0: entered allmulticast mode [ 96.831955][ T5631] bridge_slave_0: entered promiscuous mode [ 96.836699][ T5624] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.836984][ T5624] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.837344][ T5624] bridge_slave_0: entered allmulticast mode [ 96.847616][ T5624] bridge_slave_0: entered promiscuous mode [ 96.853401][ T5632] Bluetooth: hci1: command tx timeout [ 96.853857][ T5632] Bluetooth: hci0: command tx timeout [ 96.854160][ T4939] Bluetooth: hci2: command tx timeout [ 96.874866][ T5629] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 96.874922][ T5629] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 96.874995][ T5629] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 96.932293][ T4939] Bluetooth: hci3: command tx timeout [ 96.948205][ T5625] team0: Port device team_slave_0 added [ 96.950544][ T5631] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.950877][ T5631] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.951311][ T5631] bridge_slave_1: entered allmulticast mode [ 96.960015][ T5631] bridge_slave_1: entered promiscuous mode [ 96.965458][ T5624] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.965745][ T5624] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.968093][ T5624] bridge_slave_1: entered allmulticast mode [ 96.975860][ T5624] bridge_slave_1: entered promiscuous mode [ 96.984544][ T5629] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 96.984594][ T5629] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 96.984667][ T5629] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.061245][ T5625] team0: Port device team_slave_1 added [ 97.147739][ T5624] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.148829][ T5625] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.148847][ T5625] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 97.148873][ T5625] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.178504][ T5631] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.225378][ T5624] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.226146][ T5625] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.226162][ T5625] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 97.226189][ T5625] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.289580][ T5631] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.355916][ T5629] hsr_slave_0: entered promiscuous mode [ 97.356791][ T5629] hsr_slave_1: entered promiscuous mode [ 97.372487][ T5624] team0: Port device team_slave_0 added [ 97.374545][ T5631] team0: Port device team_slave_0 added [ 97.377274][ T5631] team0: Port device team_slave_1 added [ 97.404016][ T5624] team0: Port device team_slave_1 added [ 97.495581][ T5631] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.495601][ T5631] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 97.495629][ T5631] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.496721][ T5624] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.496735][ T5624] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 97.496770][ T5624] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.515943][ T5625] hsr_slave_0: entered promiscuous mode [ 97.519213][ T5625] hsr_slave_1: entered promiscuous mode [ 97.523871][ T5625] debugfs: 'hsr0' already exists in 'hsr' [ 97.525724][ T5625] Cannot create hsr debugfs directory [ 97.582476][ T5624] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.582530][ T5624] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 97.582604][ T5624] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.614220][ T5631] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.614275][ T5631] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 97.614357][ T5631] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.857208][ T5624] hsr_slave_0: entered promiscuous mode [ 97.858202][ T5624] hsr_slave_1: entered promiscuous mode [ 97.858814][ T5624] debugfs: 'hsr0' already exists in 'hsr' [ 97.858835][ T5624] Cannot create hsr debugfs directory [ 97.888593][ T5631] hsr_slave_0: entered promiscuous mode [ 97.896481][ T5631] hsr_slave_1: entered promiscuous mode [ 97.897106][ T5631] debugfs: 'hsr0' already exists in 'hsr' [ 97.897127][ T5631] Cannot create hsr debugfs directory [ 98.216123][ T25] cfg80211: failed to load regulatory.db [ 98.225337][ T5629] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 98.239002][ T5629] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 98.244946][ T5629] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 98.259037][ T5629] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 98.303635][ T5629] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 98.307744][ T5629] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 98.309211][ T5629] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 98.333140][ T5629] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 98.424554][ T5625] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 98.440592][ T5625] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 98.441934][ T5625] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 98.445679][ T5625] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 98.446776][ T5625] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 98.463947][ T5625] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 98.488466][ T5625] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 98.501114][ T5625] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 98.613078][ T5631] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 98.620036][ T5631] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 98.642507][ T5631] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 98.646590][ T5631] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 98.649059][ T5631] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 98.674912][ T5631] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 98.676029][ T5631] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 98.682101][ T5631] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 98.808192][ T5624] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 98.820560][ T5624] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 98.823059][ T5624] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 98.826528][ T5624] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 98.827470][ T5624] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 98.838299][ T5624] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 98.869346][ T5629] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.877783][ T5624] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 98.891005][ T5624] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 98.930435][ T5634] Bluetooth: hci0: command tx timeout [ 98.930470][ T5634] Bluetooth: hci1: command tx timeout [ 98.930604][ T4939] Bluetooth: hci2: command tx timeout [ 98.976681][ T5629] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.002461][ T5625] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.009666][ T4939] Bluetooth: hci3: command tx timeout [ 99.009836][ T52] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.010115][ T52] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.049557][ T52] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.049645][ T52] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.094058][ T5625] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.138923][ T273] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.139010][ T273] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.180960][ T52] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.181048][ T52] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.252969][ T5631] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.322140][ T5631] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.348524][ T273] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.348632][ T273] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.379449][ T5624] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.389031][ T252] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.389327][ T252] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.504334][ T5624] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.562305][ T1146] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.562420][ T1146] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.601542][ T1146] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.601654][ T1146] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.367341][ T5629] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.487668][ T5625] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.512915][ T5629] veth0_vlan: entered promiscuous mode [ 100.550064][ T5629] veth1_vlan: entered promiscuous mode [ 100.709672][ T5625] veth0_vlan: entered promiscuous mode [ 100.718467][ T5631] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.734652][ T5629] veth0_macvtap: entered promiscuous mode [ 100.757675][ T5625] veth1_vlan: entered promiscuous mode [ 100.770433][ T5629] veth1_macvtap: entered promiscuous mode [ 100.846140][ T5624] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.928784][ T5629] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 101.008075][ T5629] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 101.019507][ T4939] Bluetooth: hci2: command tx timeout [ 101.019762][ T4939] Bluetooth: hci1: command tx timeout [ 101.020000][ T4939] Bluetooth: hci0: command tx timeout [ 101.091450][ T5632] Bluetooth: hci3: command tx timeout [ 101.117024][ T5625] veth0_macvtap: entered promiscuous mode [ 101.186714][ T5625] veth1_macvtap: entered promiscuous mode [ 101.217827][ T5631] veth0_vlan: entered promiscuous mode [ 101.327155][ T5631] veth1_vlan: entered promiscuous mode [ 101.345595][ T5624] veth0_vlan: entered promiscuous mode [ 101.400718][ T5625] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 101.404234][ T5624] veth1_vlan: entered promiscuous mode [ 101.449038][ T5625] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 101.490825][ T273] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 101.490848][ T273] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 101.518344][ T3318] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.518511][ T3318] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.518571][ T3318] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.518610][ T3318] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.518651][ T3318] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.518689][ T3318] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.567163][ T5631] veth0_macvtap: entered promiscuous mode [ 101.612630][ T1173] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.613579][ T252] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 101.613594][ T252] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 101.651249][ T1173] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.669179][ T5631] veth1_macvtap: entered promiscuous mode [ 101.739661][ T5629] soft_limit_in_bytes is deprecated and will be removed. Writing any value to this file has no effect. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 101.739812][ T5631] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 101.793196][ T5624] veth0_macvtap: entered promiscuous mode [ 101.806629][ T5624] veth1_macvtap: entered promiscuous mode [ 101.835762][ T5631] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 101.884780][ T252] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 101.884804][ T252] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 101.931129][ T1173] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.931553][ T1173] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.016485][ T5772] null_blk: rnullb0: using native zone append [ 102.030471][ T252] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.033330][ T5624] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 102.074156][ T52] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.074181][ T52] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.097728][ T5772] null_blk: disk rnullb0 created [ 102.111848][ T5624] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 102.160712][ T52] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.239850][ T52] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.240008][ T52] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.240049][ T52] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.240087][ T52] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.435915][ T1173] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.435939][ T1173] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.487503][ T5777] NFSD: Failed to start, no listeners configured. [ 102.525435][ T273] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.525458][ T273] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.585712][ T52] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.585759][ T52] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.632598][ T1173] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.632622][ T1173] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.679988][ T1816] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 102.843434][ T1816] usb 2-1: New USB device found, idVendor=0ccd, idProduct=0099, bcdDevice= 2.00 [ 102.863454][ T1816] usb 2-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 102.863489][ T1816] usb 2-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 102.865550][ T5781] tmpfs: Using encoding : utf8-12.1.0 [ 102.868179][ T1816] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 102.868208][ T1816] usb 2-1: Product: syz [ 102.868223][ T1816] usb 2-1: Manufacturer: syz [ 102.868237][ T1816] usb 2-1: SerialNumber: syz [ 102.954074][ T5779] raw-gadget.0 gadget.1: fail, usb_ep_enable returned -22 [ 102.954214][ T5779] raw-gadget.0 gadget.1: fail, usb_ep_enable returned -22 [ 103.089567][ T5632] Bluetooth: hci0: command tx timeout [ 103.089606][ T5632] Bluetooth: hci1: command tx timeout [ 103.089658][ T5632] Bluetooth: hci2: command tx timeout [ 103.131817][ T5785] PM: suspend entry (s2idle) [ 103.169891][ T4939] Bluetooth: hci3: command tx timeout [ 103.193678][ T1816] usb 2-1: dvb_usb_v2: usb_bulk_msg() failed=-71 [ 103.194917][ T1816] dvb_usb_af9015 2-1:1.0: probe with driver dvb_usb_af9015 failed with error -71 [ 103.197893][ T1816] usb 2-1: dvb_usb_v2: usb_bulk_msg() failed=-71 [ 103.197994][ T1816] dvb_usb_af9035 2-1:1.0: probe with driver dvb_usb_af9035 failed with error -71 [ 103.249924][ T1816] usb 2-1: USB disconnect, device number 2 [ 103.464563][ T5793] loop0: detected capacity change from 0 to 32768 [ 103.769410][ T1816] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 103.791989][ T52] Filesystems sync: 0.658 seconds [ 103.909368][ T5729] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 103.911290][ T5801] comedi comedi0: comedi_test: 1000000 microvolt, 100000 microsecond waveform attached [ 103.937753][ T1816] usb 3-1: New USB device found, idVendor=8086, idProduct=0000, bcdDevice= 0.00 [ 103.949454][ T1816] usb 3-1: config 1 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 103.949490][ T1816] usb 3-1: config 1 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 103.949532][ T1816] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 104.005393][ T5785] Bluetooth: hci0: Opcode 0x0c1a failed: -4 [ 104.005546][ T5785] Bluetooth: hci0: Opcode 0x0406 failed: -4 [ 104.031501][ T5802] comedi comedi1: comedi_bond: 0:2 attached, 32 channels from 1 devices [ 104.037155][ T5801] [ 104.047983][ T5801] ============================================ [ 104.054179][ T5801] WARNING: possible recursive locking detected [ 104.060387][ T5801] syzkaller #0 Not tainted [ 104.060592][ T5785] Bluetooth: hci0: Opcode 0x0406 failed: -4 [ 104.070775][ T5801] -------------------------------------------- [ 104.072086][ T5729] usb 4-1: New USB device found, idVendor=0cf3, idProduct=9170, bcdDevice= 1.08 [ 104.085990][ T5801] syz.1.13/5801 is trying to acquire lock: [ 104.086692][ T5729] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 104.086766][ T5729] usb 4-1: Product: syz [ 104.086860][ T5729] usb 4-1: Manufacturer: syz [ 104.086903][ T5729] usb 4-1: SerialNumber: syz [ 104.113345][ T5801] ffff888030fdf8f0 (&dev->mutex#4){+.+.}-{4:4}, at: comedi_do_insn+0x38/0x3d0 [ 104.122336][ T5801] [ 104.122336][ T5801] but task is already holding lock: [ 104.129740][ T5801] ffff888030fdf0f0 (&dev->mutex#4){+.+.}-{4:4}, at: comedi_unlocked_ioctl+0x210/0x1af0 [ 104.139493][ T5801] [ 104.139493][ T5801] other info that might help us debug this: [ 104.147601][ T5801] Possible unsafe locking scenario: [ 104.147601][ T5801] [ 104.155087][ T5801] CPU0 [ 104.158407][ T5801] ---- [ 104.161744][ T5801] lock(&dev->mutex#4); [ 104.166056][ T5801] lock(&dev->mutex#4); [ 104.170348][ T5801] [ 104.170348][ T5801] *** DEADLOCK *** [ 104.170348][ T5801] [ 104.178603][ T5801] May be due to missing lock nesting notation [ 104.178603][ T5801] [ 104.187134][ T5801] locks held by syz.1.13/5801: 1, last CPU#0: [ 104.193249][ T5801] #0: ffff888030fdf0f0 (&dev->mutex#4){+.+.}-{4:4}, at: comedi_unlocked_ioctl+0x210/0x1af0 [ 104.203458][ T5801] [ 104.203458][ T5801] stack backtrace: [ 104.209771][ T5801] CPU: 0 UID: 0 PID: 5801 Comm: syz.1.13 Not tainted syzkaller #0 PREEMPT(full) [ 104.218938][ T5801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 104.229070][ T5801] Call Trace: [ 104.232418][ T5801] [ 104.235420][ T5801] dump_stack_lvl+0xe8/0x150 [ 104.240079][ T5801] print_deadlock_bug+0x27a/0x290 [ 104.245248][ T5801] __lock_acquire+0x25db/0x2de0 [ 104.249689][ T5729] usb 4-1: reset high-speed USB device number 2 using dummy_hcd [ 104.257865][ T5801] ? __bfs+0x153/0x290 [ 104.262006][ T5801] ? __pfx_hlock_conflict+0x10/0x10 [ 104.267265][ T5801] lock_acquire+0x115/0x350 [ 104.271839][ T5801] ? comedi_do_insn+0x38/0x3d0 [ 104.276681][ T5801] __mutex_lock+0x197/0x15a0 [ 104.281324][ T5801] ? comedi_do_insn+0x38/0x3d0 [ 104.286196][ T5801] ? comedi_do_insn+0x38/0x3d0 [ 104.291010][ T5801] ? __pfx___mutex_lock+0x10/0x10 [ 104.296096][ T5801] ? rcu_is_watching+0x16/0xb0 [ 104.300914][ T5801] ? __pfx___up_read+0x10/0x10 [ 104.305737][ T5801] comedi_do_insn+0x38/0x3d0 [ 104.310466][ T5801] comedi_dio_bitfield2+0x2fc/0x3d0 [ 104.315726][ T5801] ? __pfx_comedi_dio_bitfield2+0x10/0x10 [ 104.321493][ T5801] ? __kasan_kmalloc+0x93/0xb0 [ 104.326316][ T5801] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.332439][ T5801] ? __lock_acquire+0x747/0x2de0 [ 104.337443][ T5801] bonding_dio_insn_bits+0x2cc/0x5e0 [ 104.342834][ T5801] ? __pfx_bonding_dio_insn_bits+0x10/0x10 [ 104.348897][ T5801] ? comedi_check_chanlist+0x299/0x330 [ 104.354428][ T5801] parse_insn+0xe75/0x1b20 [ 104.358925][ T5801] ? __pfx_parse_insn+0x10/0x10 [ 104.363849][ T5801] ? __might_fault+0xaf/0x130 [ 104.368678][ T5801] do_insn_ioctl+0x17c/0x5b0 [ 104.373343][ T5801] comedi_unlocked_ioctl+0xe06/0x1af0 [ 104.378796][ T5801] ? kasan_quarantine_put+0xbb/0x1f0 [ 104.384242][ T5801] ? __pfx_comedi_unlocked_ioctl+0x10/0x10 [ 104.390117][ T5801] ? tomoyo_path_number_perm+0x219/0x5f0 [ 104.395826][ T5801] ? tomoyo_path_number_perm+0x219/0x5f0 [ 104.401695][ T5801] ? do_vfs_ioctl+0x116f/0x1530 [ 104.406687][ T5801] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 104.411775][ T5801] ? hook_file_ioctl+0x1f2/0x600 [ 104.416784][ T5801] ? __fget_files+0x2a/0x420 [ 104.421452][ T5801] ? __fget_files+0x3a2/0x420 [ 104.426317][ T5801] ? __fget_files+0x2a/0x420 [ 104.430973][ T5801] ? bpf_lsm_file_ioctl+0x9/0x20 [ 104.436085][ T5801] ? __pfx_comedi_unlocked_ioctl+0x10/0x10 [ 104.442052][ T5801] __se_sys_ioctl+0xfc/0x170 [ 104.446724][ T5801] do_syscall_64+0x166/0x520 [ 104.451442][ T5801] ? trace_irq_disable+0x3b/0x140 [ 104.456608][ T5801] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.462719][ T5801] ? clear_bhb_loop+0x70/0xc0 [ 104.467442][ T5801] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.473388][ T5801] RIP: 0033:0x7fb28259e159 [ 104.477866][ T5801] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 104.497819][ T5801] RSP: 002b:00007fb283472028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 104.506282][ T5801] RAX: ffffffffffffffda RBX: 00007fb282825fa0 RCX: 00007fb28259e159 [ 104.514384][ T5801] RDX: 0000200000000400 RSI: 000000008028640c RDI: 0000000000000004 [ 104.522409][ T5801] RBP: 00007fb28263503b R08: 0000000000000000 R09: 0000000000000000 [ 104.530417][ T5801] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 104.538689][ T5801] R13: 00007fb282826038 R14: 00007fb282825fa0 R15: 00007fff7ff834e8 [ 104.546715][ T5801] [ 104.552521][ T1816] hid-sensor-hub 0003:8086:0000.0001: unbalanced collection at end of report description [ 104.553999][ T1816] hid-sensor-hub 0003:8086:0000.0001: parse failed [ 104.554092][ T1816] hid-sensor-hub 0003:8086:0000.0001: probe with driver hid-sensor-hub failed with error -22 [ 104.561146][ T5785] Bluetooth: hci1: Opcode 0x0c1a failed: -4 [ 104.561207][ T5785] Bluetooth: hci1: Opcode 0x0406 failed: -4 [ 104.562846][ T5785] Bluetooth: hci1: Opcode 0x0406 failed: -4 [ 104.564765][ T5785] Bluetooth: hci3: Opcode 0x0c1a failed: -4 [ 104.565224][ T5785] Bluetooth: hci3: Opcode 0x0406 failed: -4 [ 104.574093][ T5785] Bluetooth: hci3: Opcode 0x0406 failed: -4 [ 104.575020][ T5785] Bluetooth: hci2: Opcode 0x0c1a failed: -4 [ 104.575066][ T5785] Bluetooth: hci2: Opcode 0x0406 failed: -4 [ 104.577149][ T5785] Bluetooth: hci2: Opcode 0x0406 failed: -4 [ 104.653767][ T5785] Freezing user space processes [ 104.655997][ T5785] Freezing user space processes completed (elapsed 0.002 seconds) [ 104.656025][ T5785] OOM killer disabled. [ 104.656034][ T5785] Freezing remaining freezable tasks [ 104.657741][ T5785] Freezing remaining freezable tasks completed (elapsed 0.001 seconds) [ 104.657780][ T5785] printk: Suspending console(s) (use no_console_suspend to debug) [ 104.685670][ T5729] usb 4-1: driver API: 1.9.9 2016-02-15 [1-1] [ 104.685760][ T5729] usb 4-1: firmware API: 1.9.6 2012-07-07