last executing test programs: 2.42331439s ago: executing program 0 (id=1): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./proc\x00', &(0x7f0000000080)='proc\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000140)='./nfsd\x00', &(0x7f0000000180)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/portlist\x00', 0x2, 0x0) write(r0, &(0x7f0000000240)='tcp 2049\n', 0x9) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./nfsd/threads\x00', 0x2, 0x0) write(r1, &(0x7f00000002c0)='1\n', 0x2) close(r1) write(0xffffffffffffffff, &(0x7f0000000340)='Y\n', 0x2) 2.399292206s ago: executing program 3 (id=4): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='sysfs\x00', &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x42, 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x1, 0x0) 2.264279469s ago: executing program 3 (id=7): 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) 1.557428987s ago: executing program 0 (id=8): syz_usb_connect(0x0, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040cd0c99000002010203010902200001010080fa0904000002ffffff000705020240000007058102400000"], 0x0) 1.338997979s ago: executing program 3 (id=9): 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) 1.321798005s ago: executing program 1 (id=2): r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000080)='/dev/comedi3\x00', 0x0, 0x0) ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f00000000c0)={'pcl816\x00', [0x300, 0x7, 0x1]}) ioctl$COMEDI_BUFINFO(r0, 0xc02c640e, &(0x7f0000000500)) 1.2196357s ago: executing program 1 (id=10): r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/cpuinfo\x00', 0x0, 0x0) read(r0, &(0x7f0000000100)=""/4096, 0x1000) 1.077405417s ago: executing program 1 (id=11): r0 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000)='syz_tun\x00', 0x8) 1.034076226s ago: executing program 1 (id=12): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/drivers/gve\x00', 0x0, 0x0) openat(r0, &(0x7f0000000500)='bind\x00', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000600)='./file0\x00', 0x1, 0x0) 881.729185ms ago: executing program 1 (id=13): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./sys\x00', &(0x7f0000000080)='sysfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./f0\x00', 0x42, 0x180) ftruncate(r0, 0x8000000) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./f1\x00', 0x42, 0x180) ftruncate(r1, 0x8000000) r2 = syz_open_dev$loop(&(0x7f0000000280), 0x0, 0x2) ioctl$LOOP_SET_FD(r2, 0x4c00, r0) r3 = syz_open_dev$loop(&(0x7f00000002c0), 0x1, 0x2) ioctl$LOOP_SET_FD(r3, 0x4c00, r1) r4 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0) write(r4, &(0x7f0000000340)='md0\n', 0x4) r5 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./dev/md0\x00', 0x4002, 0x0) ioctl(r5, 0x40480923, &(0x7f0000000400)="00000000000000000000000000000000010000000000020002000000020000000000000001000000000000000100"/72) ioctl(r5, 0x40140921, &(0x7f0000000480)="0000000007000000000000000000000006000000") ioctl(r5, 0x40140921, &(0x7f00000004a0)="0100000007000000010000000100000006000000") ioctl(r5, 0x400c0930, 0x0) r6 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0) write(r6, &(0x7f0000000540)='+8\n', 0x3) ioctl(r5, 0x127f, &(0x7f0000000600)="00000000000000000000000500000000") nanosleep(&(0x7f0000000700)={0x0, 0x1dcd6500}, 0x0) 627.639867ms ago: executing program 4 (id=5): r0 = openat$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]}) 356.264231ms ago: executing program 5 (id=6): 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) 0s ago: executing program 5 (id=14): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0) mount(0x0, &(0x7f0000000040)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0) write(r0, &(0x7f0000000180)='tcp 2049\n', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0) write(r1, &(0x7f0000000200)='nfsd 127.0.0.1 2147483647 localhost\n', 0x24) r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/net/rpc/nfsd.fh/channel\x00', 0x2, 0x0) write(r2, &(0x7f0000000280)='localhost 1 \\x00000000 2147483647 /\n', 0x24) r3 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./proc/net/rpc/nfsd.export/channel\x00', 0x2, 0x0) write(r3, &(0x7f0000000300)='localhost / 2147483647 74753 0 0 0\n', 0x23) r4 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./nfsd/threads\x00', 0x2, 0x0) write(r4, &(0x7f0000000380)='1\n', 0x2) mount$nfs4(&(0x7f00000003c0)='127.0.0.1:/\x00', &(0x7f0000000080)='./mnt\x00', &(0x7f0000000400), 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB='addr=127.0.0.1,port=2049,vers=4.0,clientaddr=127.0.0.1\x00']) r5 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./mnt/etc/passwd\x00', 0x0, 0x0) flock(r5, 0x2) fcntl$lock(r5, 0x6, &(0x7f00000004c0)={0x1, 0x0, 0x0, 0x10}) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.115' (ED25519) to the list of known hosts. [ 77.663764][ T5597] cgroup: Unknown subsys name 'net' [ 77.783368][ T5597] cgroup: Unknown subsys name 'cpuset' [ 77.787296][ T5597] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 79.300507][ T5597] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 84.265945][ T5629] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 84.266540][ T5629] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 84.269290][ T5629] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 84.269935][ T5629] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.280400][ T5629] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 84.284197][ T5629] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.286584][ T5629] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 84.286827][ T5629] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 84.287030][ T5629] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 84.291438][ T5630] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 84.298622][ T5629] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.298798][ T5629] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 84.298904][ T5629] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 84.299093][ T5629] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 84.299322][ T5629] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 84.301379][ T5629] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 84.302794][ T5630] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 84.304082][ T5630] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 84.306610][ T5630] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 84.307188][ T5630] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 84.317620][ T5629] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 84.318759][ T5629] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 84.319637][ T5630] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 84.319755][ T5630] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 84.319858][ T5630] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.320997][ T5630] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 84.327334][ T5635] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 84.335209][ T5635] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 84.336414][ T5635] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 84.344514][ T5625] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 86.156111][ T191] cfg80211: failed to load regulatory.db [ 86.391182][ T5617] Bluetooth: hci5: command tx timeout [ 86.391185][ T5625] Bluetooth: hci2: command tx timeout [ 86.391440][ T4926] Bluetooth: hci0: command tx timeout [ 86.391529][ T5635] Bluetooth: hci3: command tx timeout [ 86.468973][ T5635] Bluetooth: hci4: command tx timeout [ 86.469076][ T5635] Bluetooth: hci1: command tx timeout [ 86.885182][ T5613] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.885297][ T5613] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.885426][ T5613] bridge_slave_0: entered allmulticast mode [ 86.887478][ T5613] bridge_slave_0: entered promiscuous mode [ 86.926447][ T5611] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.926562][ T5611] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.926975][ T5611] bridge_slave_0: entered allmulticast mode [ 86.929699][ T5611] bridge_slave_0: entered promiscuous mode [ 86.982561][ T5613] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.982702][ T5613] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.983100][ T5613] bridge_slave_1: entered allmulticast mode [ 86.985005][ T5613] bridge_slave_1: entered promiscuous mode [ 87.009205][ T5611] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.009328][ T5611] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.009758][ T5611] bridge_slave_1: entered allmulticast mode [ 87.011919][ T5611] bridge_slave_1: entered promiscuous mode [ 87.108375][ T5612] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.108626][ T5612] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.109013][ T5612] bridge_slave_0: entered allmulticast mode [ 87.111015][ T5612] bridge_slave_0: entered promiscuous mode [ 87.166786][ T5611] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.188997][ T5612] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.189115][ T5612] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.189242][ T5612] bridge_slave_1: entered allmulticast mode [ 87.191173][ T5612] bridge_slave_1: entered promiscuous mode [ 87.212060][ T5613] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.213599][ T5609] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.213706][ T5609] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.213854][ T5609] bridge_slave_0: entered allmulticast mode [ 87.216866][ T5609] bridge_slave_0: entered promiscuous mode [ 87.223086][ T5611] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.261146][ T5611] team0: Port device team_slave_0 added [ 87.264586][ T5611] team0: Port device team_slave_1 added [ 87.320678][ T5613] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.320966][ T5609] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.321068][ T5609] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.321197][ T5609] bridge_slave_1: entered allmulticast mode [ 87.322884][ T5609] bridge_slave_1: entered promiscuous mode [ 87.367320][ T5615] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.367461][ T5615] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.367601][ T5615] bridge_slave_0: entered allmulticast mode [ 87.370033][ T5615] bridge_slave_0: entered promiscuous mode [ 87.417908][ T5611] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.417930][ T5611] 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. [ 87.417957][ T5611] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.440814][ T5612] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.441054][ T5615] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.442182][ T5615] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.442986][ T5615] bridge_slave_1: entered allmulticast mode [ 87.445028][ T5615] bridge_slave_1: entered promiscuous mode [ 87.450206][ T5613] team0: Port device team_slave_0 added [ 87.468133][ T5611] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.468151][ T5611] 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. [ 87.468180][ T5611] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.505711][ T5612] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.566693][ T5613] team0: Port device team_slave_1 added [ 87.570552][ T5609] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.575399][ T5610] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.575511][ T5610] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.576009][ T5610] bridge_slave_0: entered allmulticast mode [ 87.579061][ T5610] bridge_slave_0: entered promiscuous mode [ 87.604640][ T5615] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.608864][ T5615] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.642646][ T5609] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.671459][ T5610] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.671577][ T5610] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.672038][ T5610] bridge_slave_1: entered allmulticast mode [ 87.674082][ T5610] bridge_slave_1: entered promiscuous mode [ 87.709479][ T5613] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.709498][ T5613] 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. [ 87.709524][ T5613] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.766180][ T5611] hsr_slave_0: entered promiscuous mode [ 87.767336][ T5611] hsr_slave_1: entered promiscuous mode [ 87.792082][ T5612] team0: Port device team_slave_0 added [ 87.792867][ T5613] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.792884][ T5613] 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. [ 87.792914][ T5613] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.795530][ T5612] team0: Port device team_slave_1 added [ 87.797966][ T5615] team0: Port device team_slave_0 added [ 87.802446][ T5609] team0: Port device team_slave_0 added [ 87.871870][ T5615] team0: Port device team_slave_1 added [ 87.872650][ T5612] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.872668][ T5612] 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. [ 87.872695][ T5612] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.894987][ T5609] team0: Port device team_slave_1 added [ 87.903200][ T5610] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.919377][ T5610] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.952694][ T5612] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.952714][ T5612] 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. [ 87.952737][ T5612] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.083567][ T5615] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.083589][ T5615] 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. [ 88.083617][ T5615] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.086009][ T5615] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.086026][ T5615] 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. [ 88.086052][ T5615] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.109865][ T5609] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.109889][ T5609] 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. [ 88.109918][ T5609] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.124332][ T5613] hsr_slave_0: entered promiscuous mode [ 88.125607][ T5613] hsr_slave_1: entered promiscuous mode [ 88.126464][ T5613] debugfs: 'hsr0' already exists in 'hsr' [ 88.126545][ T5613] Cannot create hsr debugfs directory [ 88.131135][ T5610] team0: Port device team_slave_0 added [ 88.243751][ T5609] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.243772][ T5609] 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. [ 88.243802][ T5609] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.252623][ T5610] team0: Port device team_slave_1 added [ 88.262618][ T5612] hsr_slave_0: entered promiscuous mode [ 88.263806][ T5612] hsr_slave_1: entered promiscuous mode [ 88.264705][ T5612] debugfs: 'hsr0' already exists in 'hsr' [ 88.264727][ T5612] Cannot create hsr debugfs directory [ 88.375352][ T5615] hsr_slave_0: entered promiscuous mode [ 88.376292][ T5615] hsr_slave_1: entered promiscuous mode [ 88.376923][ T5615] debugfs: 'hsr0' already exists in 'hsr' [ 88.376947][ T5615] Cannot create hsr debugfs directory [ 88.445531][ T5610] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.445555][ T5610] 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. [ 88.445581][ T5610] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.448231][ T5610] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.448250][ T5610] 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. [ 88.448271][ T5610] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.482870][ T4926] Bluetooth: hci3: command tx timeout [ 88.482917][ T4926] Bluetooth: hci0: command tx timeout [ 88.482941][ T5617] Bluetooth: hci2: command tx timeout [ 88.483030][ T5635] Bluetooth: hci5: command tx timeout [ 88.550112][ T5635] Bluetooth: hci1: command tx timeout [ 88.550154][ T5635] Bluetooth: hci4: command tx timeout [ 88.639898][ T5609] hsr_slave_0: entered promiscuous mode [ 88.640808][ T5609] hsr_slave_1: entered promiscuous mode [ 88.641419][ T5609] debugfs: 'hsr0' already exists in 'hsr' [ 88.641441][ T5609] Cannot create hsr debugfs directory [ 88.718320][ T5610] hsr_slave_0: entered promiscuous mode [ 88.720068][ T5610] hsr_slave_1: entered promiscuous mode [ 88.721029][ T5610] debugfs: 'hsr0' already exists in 'hsr' [ 88.721051][ T5610] Cannot create hsr debugfs directory [ 89.146284][ T5611] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 89.154864][ T5611] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 89.157756][ T5611] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 89.167918][ T5611] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 89.205716][ T5611] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 89.211522][ T5611] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 89.238216][ T5611] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 89.250915][ T5611] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 89.341807][ T5615] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.346291][ T5615] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 89.347598][ T5615] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.353848][ T5615] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 89.354689][ T5615] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.360602][ T5615] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 89.402807][ T5615] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 89.407038][ T5615] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 89.461129][ T5613] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 89.466478][ T5613] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 89.490010][ T5613] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 89.493898][ T5613] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 89.495592][ T5613] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 89.509380][ T5613] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 89.512163][ T5613] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 89.525369][ T5613] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 89.645759][ T5612] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 89.652916][ T5612] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 89.663938][ T5612] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 89.675287][ T5612] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 89.675998][ T5612] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 89.679888][ T5612] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 89.691694][ T5612] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 89.702143][ T5612] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 89.724640][ T5611] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.809931][ T5611] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.841806][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.842243][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.858268][ T50] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.858377][ T50] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.922520][ T5609] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 89.926167][ T5609] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 89.952364][ T5615] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.952698][ T5609] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 89.957686][ T5609] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 89.981332][ T5609] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 89.985374][ T5609] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 89.987007][ T5609] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 89.994610][ T5609] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 90.111101][ T5613] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.113121][ T5615] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.169656][ T5610] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 90.172987][ T5610] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 90.173865][ T5610] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 90.176701][ T5610] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 90.177657][ T5610] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 90.189419][ T5610] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 90.222134][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.222285][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.245639][ T5610] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 90.257456][ T5610] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 90.279772][ T5612] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.287082][ T134] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.287196][ T134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.333558][ T5613] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.404664][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.404829][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.472146][ T5612] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.496375][ T134] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.496487][ T134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.545671][ T134] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.545786][ T134] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.549189][ T4926] Bluetooth: hci2: command tx timeout [ 90.549225][ T4926] Bluetooth: hci3: command tx timeout [ 90.549252][ T4926] Bluetooth: hci5: command tx timeout [ 90.549273][ T4926] Bluetooth: hci0: command tx timeout [ 90.625617][ T134] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.625754][ T134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.629153][ T4926] Bluetooth: hci1: command tx timeout [ 90.629238][ T5635] Bluetooth: hci4: command tx timeout [ 90.864665][ T5609] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.995033][ T5609] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.075435][ T5610] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.086323][ T164] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.086436][ T164] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.144122][ T134] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.144236][ T134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.244029][ T5610] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.312934][ T164] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.313055][ T164] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.383254][ T164] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.383369][ T164] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.620388][ T5611] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.627482][ T5615] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.636419][ T5610] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 91.966743][ T5611] veth0_vlan: entered promiscuous mode [ 91.984487][ T5615] veth0_vlan: entered promiscuous mode [ 92.003509][ T5611] veth1_vlan: entered promiscuous mode [ 92.032450][ T5615] veth1_vlan: entered promiscuous mode [ 92.204519][ T5611] veth0_macvtap: entered promiscuous mode [ 92.240957][ T5611] veth1_macvtap: entered promiscuous mode [ 92.278012][ T5615] veth0_macvtap: entered promiscuous mode [ 92.343762][ T5615] veth1_macvtap: entered promiscuous mode [ 92.363609][ T5613] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.401765][ T5611] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.456480][ T5615] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.465996][ T5611] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.530388][ T5615] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.590419][ T134] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.591368][ T134] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.598158][ T5612] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.638613][ T4926] Bluetooth: hci5: command tx timeout [ 92.638653][ T4926] Bluetooth: hci3: command tx timeout [ 92.638680][ T4926] Bluetooth: hci2: command tx timeout [ 92.638768][ T5635] Bluetooth: hci0: command tx timeout [ 92.695516][ T5609] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.709255][ T5625] Bluetooth: hci1: command tx timeout [ 92.709309][ T5635] Bluetooth: hci4: command tx timeout [ 92.889312][ T42] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.889370][ T42] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.889414][ T42] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.889457][ T42] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.961152][ T134] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.057936][ T59] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.057956][ T59] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.059191][ T145] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.093057][ T5610] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.167125][ T50] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.167147][ T50] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.255600][ T5609] veth0_vlan: entered promiscuous mode [ 93.292095][ T50] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.292121][ T50] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.337922][ T50] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.337950][ T50] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.363943][ T5609] veth1_vlan: entered promiscuous mode [ 93.418141][ T5611] 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. [ 93.505265][ T5610] veth0_vlan: entered promiscuous mode [ 93.522525][ T5613] veth0_vlan: entered promiscuous mode [ 93.593634][ T5612] veth0_vlan: entered promiscuous mode [ 93.634579][ T5610] veth1_vlan: entered promiscuous mode [ 93.660604][ T5609] veth0_macvtap: entered promiscuous mode [ 93.674202][ T5613] veth1_vlan: entered promiscuous mode [ 93.710287][ T5612] veth1_vlan: entered promiscuous mode [ 93.712121][ T5609] veth1_macvtap: entered promiscuous mode [ 93.828216][ T5609] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 93.848254][ T5849] svc: failed to register lockdv1 RPC service (errno 111). [ 93.849505][ T5849] lockd_up: makesock failed, error=-111 [ 93.889550][ T5609] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 93.891568][ T5610] veth0_macvtap: entered promiscuous mode [ 93.894372][ T5613] veth0_macvtap: entered promiscuous mode [ 93.933739][ T5612] veth0_macvtap: entered promiscuous mode [ 93.936216][ T5610] veth1_macvtap: entered promiscuous mode [ 93.960057][ T5613] veth1_macvtap: entered promiscuous mode [ 93.964153][ T5612] veth1_macvtap: entered promiscuous mode [ 93.972337][ T164] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.972387][ T164] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.972429][ T164] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.044490][ T5613] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.047145][ T5610] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.096824][ T5610] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.107391][ T5613] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.124384][ T5612] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.157077][ T5849] svc: failed to register nfsdv3 RPC service (errno 111). [ 94.166535][ T5849] svc: failed to register nfsaclv3 RPC service (errno 111). [ 94.166564][ T5849] failed to unregister tcp with rpcbind [ 94.167428][ T5849] svc: failed to register nfsdv3 RPC service (errno 97). [ 94.167449][ T5849] svc: failed to register nfsaclv3 RPC service (errno 97). [ 94.167464][ T5849] failed to unregister tcp with rpcbind [ 94.210230][ T5612] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.215108][ T134] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.215131][ T134] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.239716][ T134] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.242313][ T134] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.242365][ T134] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.242407][ T134] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.242449][ T134] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.242491][ T134] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.242533][ T134] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.242572][ T134] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.242613][ T134] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.345870][ T5851] NFSD: Failed to start, no listeners configured. [ 94.404703][ T134] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.404730][ T134] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.564653][ T164] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.564682][ T164] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.752620][ T145] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.752642][ T145] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.975069][ T134] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.975097][ T134] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.980806][ T145] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.986698][ T145] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.991050][ T145] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.991269][ T145] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.123728][ T5764] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 95.125755][ T134] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.125777][ T134] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.160677][ T9] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 95.185737][ T5867] loop0: detected capacity change from 0 to 262144 [ 95.215558][ T5867] loop1: detected capacity change from 0 to 262144 [ 95.276500][ T164] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.276533][ T164] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.293364][ T5764] usb 4-1: New USB device found, idVendor=0cf3, idProduct=9170, bcdDevice= 1.08 [ 95.336466][ T5867] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 95.340058][ T5764] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 95.340088][ T5764] usb 4-1: Product: syz [ 95.340106][ T5764] usb 4-1: Manufacturer: syz [ 95.340123][ T5764] usb 4-1: SerialNumber: syz [ 95.349512][ T9] usb 1-1: New USB device found, idVendor=0ccd, idProduct=0099, bcdDevice= 2.00 [ 95.368300][ T9] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 64 [ 95.368332][ T9] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64 [ 95.408608][ T9] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 95.408640][ T9] usb 1-1: Product: syz [ 95.408665][ T9] usb 1-1: Manufacturer: syz [ 95.408682][ T9] usb 1-1: SerialNumber: syz [ 95.444401][ T5861] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 95.444564][ T5861] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 95.565206][ T134] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.565235][ T134] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.634813][ T5764] usb 4-1: reset high-speed USB device number 2 using dummy_hcd [ 95.729295][ T9] usb 1-1: dvb_usb_v2: usb_bulk_msg() failed=-71 [ 95.735833][ T9] dvb_usb_af9015 1-1:1.0: probe with driver dvb_usb_af9015 failed with error -71 [ 95.761760][ T9] usb 1-1: dvb_usb_v2: usb_bulk_msg() failed=-71 [ 95.761864][ T9] dvb_usb_af9035 1-1:1.0: probe with driver dvb_usb_af9035 failed with error -71 [ 95.764014][ T5873] comedi comedi0: comedi_test: 1000000 microvolt, 100000 microsecond waveform attached [ 95.824497][ T9] usb 1-1: USB disconnect, device number 2 [ 95.956876][ T5875] comedi comedi1: comedi_bond: 0:2 attached, 32 channels from 1 devices [ 95.984846][ T5877] [ 95.987223][ T5877] ============================================ [ 95.993366][ T5877] WARNING: possible recursive locking detected [ 95.999516][ T5877] syzkaller #0 Not tainted [ 96.003929][ T5877] -------------------------------------------- [ 96.010074][ T5877] syz.4.5/5877 is trying to acquire lock: [ 96.015791][ T5877] ffff88802fc270f0 (&dev->mutex#4){+.+.}-{4:4}, at: comedi_do_insn+0x38/0x3d0 [ 96.024805][ T5877] [ 96.024805][ T5877] but task is already holding lock: [ 96.032178][ T5877] ffff88802fc268f0 (&dev->mutex#4){+.+.}-{4:4}, at: comedi_unlocked_ioctl+0x210/0x1af0 [ 96.037015][ T25] usb 4-1: driver API: 1.9.9 2016-02-15 [1-1] [ 96.037049][ T25] usb 4-1: firmware API: 1.9.6 2012-07-07 [ 96.053829][ T5877] [ 96.053829][ T5877] other info that might help us debug this: [ 96.061928][ T5877] Possible unsafe locking scenario: [ 96.061928][ T5877] [ 96.069365][ T5877] CPU0 [ 96.072646][ T5877] ---- [ 96.075916][ T5877] lock(&dev->mutex#4); [ 96.080161][ T5877] lock(&dev->mutex#4); [ 96.084417][ T5877] [ 96.084417][ T5877] *** DEADLOCK *** [ 96.084417][ T5877] [ 96.092546][ T5877] May be due to missing lock nesting notation [ 96.092546][ T5877] [ 96.100851][ T5877] locks held by syz.4.5/5877: 1, last CPU#0: [ 96.106826][ T5877] #0: ffff88802fc268f0 (&dev->mutex#4){+.+.}-{4:4}, at: comedi_unlocked_ioctl+0x210/0x1af0 [ 96.116951][ T5877] [ 96.116951][ T5877] stack backtrace: [ 96.122832][ T5877] CPU: 0 UID: 0 PID: 5877 Comm: syz.4.5 Not tainted syzkaller #0 PREEMPT(full) [ 96.131844][ T5877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2026 [ 96.141890][ T5877] Call Trace: [ 96.145160][ T5877] [ 96.148078][ T5877] dump_stack_lvl+0xe8/0x150 [ 96.152711][ T5877] print_deadlock_bug+0x27a/0x290 [ 96.157738][ T5877] __lock_acquire+0x25db/0x2de0 [ 96.162594][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.168224][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.173852][ T5877] ? __bfs+0x153/0x290 [ 96.177915][ T5877] ? __pfx_hlock_conflict+0x10/0x10 [ 96.183114][ T5877] lock_acquire+0x115/0x350 [ 96.187622][ T5877] ? comedi_do_insn+0x38/0x3d0 [ 96.192395][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.198045][ T5877] __mutex_lock+0x19d/0x1550 [ 96.202639][ T5877] ? comedi_do_insn+0x38/0x3d0 [ 96.207418][ T5877] ? comedi_do_insn+0x38/0x3d0 [ 96.212197][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.217841][ T5877] ? __pfx___mutex_lock+0x10/0x10 [ 96.222865][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.228509][ T5877] ? rcu_is_watching+0x16/0xb0 [ 96.233291][ T5877] ? __pfx___up_read+0x10/0x10 [ 96.238169][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.243806][ T5877] comedi_do_insn+0x38/0x3d0 [ 96.248402][ T5877] comedi_dio_bitfield2+0x2fc/0x3d0 [ 96.253610][ T5877] ? __pfx_comedi_dio_bitfield2+0x10/0x10 [ 96.259337][ T5877] ? __kasan_kmalloc+0x93/0xb0 [ 96.264101][ T5877] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.270163][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.275797][ T5877] ? __lock_acquire+0x747/0x2de0 [ 96.280749][ T5877] bonding_dio_insn_bits+0x2cc/0x5e0 [ 96.286168][ T5877] ? __pfx_bonding_dio_insn_bits+0x10/0x10 [ 96.292010][ T5877] ? comedi_check_chanlist+0x299/0x330 [ 96.297474][ T5877] parse_insn+0xe75/0x1b20 [ 96.301881][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.307523][ T5877] ? __pfx_parse_insn+0x10/0x10 [ 96.312371][ T5877] do_insn_ioctl+0x17c/0x5b0 [ 96.316959][ T5877] comedi_unlocked_ioctl+0xe06/0x1af0 [ 96.322349][ T5877] ? kasan_quarantine_put+0xbb/0x1f0 [ 96.327626][ T5877] ? __pfx_comedi_unlocked_ioctl+0x10/0x10 [ 96.333442][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.339081][ T5877] ? tomoyo_path_number_perm+0x219/0x5f0 [ 96.344715][ T5877] ? tomoyo_path_number_perm+0x219/0x5f0 [ 96.350343][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.355977][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.361604][ T5877] ? do_vfs_ioctl+0x116f/0x1530 [ 96.366453][ T5877] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 96.371471][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.377105][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.382729][ T5877] ? hook_file_ioctl+0x1f2/0x600 [ 96.387672][ T5877] ? __fget_files+0x2a/0x420 [ 96.392267][ T5877] ? __fget_files+0x3a2/0x420 [ 96.396948][ T5877] ? __fget_files+0x2a/0x420 [ 96.401548][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.407180][ T5877] ? srso_alias_return_thunk+0x5/0xfbef5 [ 96.412809][ T5877] ? __pfx_comedi_unlocked_ioctl+0x10/0x10 [ 96.418627][ T5877] __se_sys_ioctl+0xfc/0x170 [ 96.423215][ T5877] do_syscall_64+0x166/0x520 [ 96.427799][ T5877] ? trace_irq_disable+0x3b/0x140 [ 96.432817][ T5877] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.438880][ T5877] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.444768][ T5877] RIP: 0033:0x7f8b7c59e159 [ 96.449180][ T5877] 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 [ 96.468775][ T5877] RSP: 002b:00007f8b7d48b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 96.477184][ T5877] RAX: ffffffffffffffda RBX: 00007f8b7c826180 RCX: 00007f8b7c59e159 [ 96.485148][ T5877] RDX: 0000200000000400 RSI: 000000008028640c RDI: 0000000000000004 [ 96.493118][ T5877] RBP: 00007f8b7c63503b R08: 0000000000000000 R09: 0000000000000000 [ 96.501563][ T5877] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 96.509526][ T5877] R13: 00007f8b7c826218 R14: 00007f8b7c826180 R15: 00007ffc43fe1508 [ 96.517503][ T5877] [ 96.634840][ T5868] md/raid1:md0: active with 2 out of 2 mirrors [ 96.635215][ T5868] md0: detected capacity change from 0 to 262144 [ 96.736946][ T5879] svc: failed to register lockdv1 RPC service (errno 111). [ 96.962307][ T5879] svc: failed to register nfsdv3 RPC service (errno 111). [ 96.963102][ T5879] svc: failed to register nfsaclv3 RPC service (errno 111). [ 96.963125][ T5879] failed to unregister tcp with rpcbind [ 96.963600][ T5879] svc: failed to register nfsdv3 RPC service (errno 97). [ 96.963621][ T5879] svc: failed to register nfsaclv3 RPC service (errno 97). [ 96.963635][ T5879] failed to unregister tcp with rpcbind [ 97.675356][ T25] usb 4-1: firmware upload failed (-110). [ 97.852063][ T25] usb 4-1: USB disconnect, device number 2