last executing test programs: 5m32.295400345s ago: executing program 0 (id=1480): mount$bind(0x0, 0x0, 0x0, 0x100000, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x19, 0x4, 0x4, 0x2, 0x0, 0x1}, 0x48) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000000c0)='fdinfo/3\x00') read$eventfd(r0, &(0x7f0000000080), 0x8) 5m25.616278045s ago: executing program 0 (id=1483): r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'bridge0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=@ipv4_newnexthop={0x34, 0x68, 0x521, 0x0, 0x0, {0x2, 0x0, 0x1}, [@NHA_OIF={0x8, 0x5, r2}, @NHA_GATEWAY={0x14, 0x6, @ip4=@multicast1}]}, 0x34}}, 0x0) 5m18.272777361s ago: executing program 0 (id=1485): r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/net\x00') unshare(0x2040600) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000001c0)=@newlink={0x3c, 0x10, 0xffffffffffffffff, 0x70bd2a, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x52014, 0x2021}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9}, {0x4, 0x2, 0x0, 0x1, @void}}}, @IFLA_NET_NS_FD={0x8, 0x1c, r1}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8841}, 0x280048c6) 5m9.491174697s ago: executing program 0 (id=1487): futex(&(0x7f000000cffc)=0x4, 0x10b, 0x4, 0x0, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc)=0x4, 0x80000000000b, 0x4, 0x0, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0xc, 0x1, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f00000004c0)={0x1, &(0x7f00000000c0)=[{0x6, 0x9, 0x6, 0x1}]}) 5m2.775070129s ago: executing program 0 (id=1489): r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='.\x00', 0x0, 0x83) sendmsg$nl_route_sched_retired(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=@newtaction={0xf0, 0x32, 0x205, 0x70bd2d, 0x25dfdbfc, {}, [{0xc9}]}, 0xf0}, 0x1, 0x0, 0x0, 0x85}, 0x8000) ioctl$FS_IOC_GET_ENCRYPTION_PWSALT(r0, 0x40086602, &(0x7f0000000000)) mknodat$null(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x103) 4m53.829258663s ago: executing program 0 (id=1491): r0 = socket$inet(0x2, 0x3, 0x4) setsockopt$inet_opts(r0, 0x0, 0x4, 0x0, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f00000000c0)='xfrm0\x00', 0x10) sendmmsg$inet(r0, &(0x7f0000003040)=[{{&(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10, 0x0}}, {{&(0x7f0000000080)={0x2, 0x4e24, @broadcast}, 0x10, 0x0}}], 0x2, 0x0) 4m2.105684846s ago: executing program 32 (id=1491): r0 = socket$inet(0x2, 0x3, 0x4) setsockopt$inet_opts(r0, 0x0, 0x4, 0x0, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f00000000c0)='xfrm0\x00', 0x10) sendmmsg$inet(r0, &(0x7f0000003040)=[{{&(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10, 0x0}}, {{&(0x7f0000000080)={0x2, 0x4e24, @broadcast}, 0x10, 0x0}}], 0x2, 0x0) 1m5.408692129s ago: executing program 1 (id=1524): r0 = socket$inet_mptcp(0x2, 0x1, 0x106) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e24, @multicast2}, 0x10) connect$inet(r0, &(0x7f00000009c0)={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x21}}, 0x10) shutdown(r0, 0x1) 57.283375674s ago: executing program 1 (id=1525): r0 = socket$key(0xf, 0x3, 0x2) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000002c0)=@allocspi={0xf8, 0x16, 0x1, 0x70bd2b, 0x25dfdbfe, {{{@in=@private=0xa010101, @in6=@initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x4e23, 0x0, 0x4e23, 0x0, 0xa, 0x80, 0x20, 0x89}, {@in6=@dev={0xfe, 0x80, '\x00', 0x3f}, 0x4d5, 0x33}, @in=@dev={0xac, 0x14, 0x14, 0xd}, {0x8, 0x7b5, 0x0, 0x6, 0x9, 0xfffffffffffffffa, 0xffffffff, 0x3}, {0x3, 0x3, 0x1, 0xfffffffffffffffa}, {0x0, 0x10001, 0xfffffff9}, 0x70bd2a, 0x0, 0xa, 0x2, 0x6, 0x1}, 0x8, 0x8074f}}, 0xf8}, 0x1, 0x0, 0x0, 0x4000850}, 0x400c8c0) sendmsg$key(r0, &(0x7f0000000440)={0x900, 0x0, &(0x7f0000000400)={&(0x7f00000006c0)=ANY=[@ANYBLOB="020afc000700000028bd7000fedbdf2505001a"], 0x38}}, 0x40408c0) 49.263445434s ago: executing program 1 (id=1526): timer_create(0x0, 0x0, &(0x7f0000000300)) timer_create(0x0, 0x0, &(0x7f0000bbdffc)) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='timers\x00') readv(r0, &(0x7f00000002c0)=[{&(0x7f0000000080)=""/100, 0x64}], 0x1) 38.978358237s ago: executing program 1 (id=1527): r0 = socket(0x11, 0xa, 0x5) ioctl$sock_inet_SIOCSIFDSTADDR(0xffffffffffffffff, 0x8918, &(0x7f0000000040)={'ipvlan0\x00', {0x2, 0x4e20, @loopback}}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) sendto$inet(r0, &(0x7f0000000100)="cf3a19d02404e49cf90a0a4363d1", 0x5ee, 0x800, &(0x7f0000000040)={0x2, 0x4e20, @remote}, 0x10) 30.226658065s ago: executing program 1 (id=1528): r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000080), 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000000340)={{0x80, 0xfc}, 'port1\x00', 0x0, 0x60004, 0x0, 0xffffffff, 0x6da, 0x0, 0x0, 0x0, 0x1, 0x6}) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000001e00)={{0x80, 0x4}, 'port0\x00', 0x3d, 0x0, 0x7ffb, 0x1, 0x10001, 0x6935, 0x5, 0x0, 0x3, 0x9}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r0, 0xc0a85352, &(0x7f0000000200)={{0x80, 0x9}, 'port0\x00', 0x89, 0x90010, 0x4, 0x8, 0x0, 0x0, 0x200000, 0x0, 0x4875c99660ff2b2d}) 208.848879ms ago: executing program 2 (id=1500): r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x80000) r1 = socket(0x2, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 0s ago: executing program 1 (id=1532): r0 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r0, &(0x7f00000000c0)={0x1d, r1}, 0x10) sendmsg$can_bcm(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000340)={&(0x7f00000003c0)={0x1, 0x0, 0x0, {0x0, 0x2710}, {0x77359400}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "a5976ac6acd41fd8"}}, 0x48}}, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:57495' (ED25519) to the list of known hosts. syzkaller login: [ 548.337247][ T3192] cgroup: Unknown subsys name 'net' [ 549.140161][ T3192] cgroup: Unknown subsys name 'cpuset' [ 549.333823][ T3192] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 647.530032][ T3192] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 799.920701][ T3198] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 800.012127][ T3199] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 800.129148][ T3198] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 800.194251][ T3199] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 814.507202][ T3198] hsr_slave_0: entered promiscuous mode [ 814.598334][ T3198] hsr_slave_1: entered promiscuous mode [ 816.391398][ T3199] hsr_slave_0: entered promiscuous mode [ 816.428367][ T3199] hsr_slave_1: entered promiscuous mode [ 816.458410][ T3199] debugfs: 'hsr0' already exists in 'hsr' [ 816.466635][ T3199] Cannot create hsr debugfs directory [ 827.486787][ T3198] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 827.935655][ T3198] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 828.310644][ T3198] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 828.446082][ T3198] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 829.979576][ T3199] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 830.077928][ T3199] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 830.527457][ T3199] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 830.667530][ T3199] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 852.474511][ T3198] 8021q: adding VLAN 0 to HW filter on device bond0 [ 853.909705][ T3199] 8021q: adding VLAN 0 to HW filter on device bond0 [ 936.388314][ T3199] veth0_vlan: entered promiscuous mode [ 936.991433][ T3198] veth0_vlan: entered promiscuous mode [ 938.001471][ T3199] veth1_vlan: entered promiscuous mode [ 938.281755][ T3198] veth1_vlan: entered promiscuous mode [ 941.792179][ T3199] veth0_macvtap: entered promiscuous mode [ 941.962945][ T3198] veth0_macvtap: entered promiscuous mode [ 942.876111][ T3199] veth1_macvtap: entered promiscuous mode [ 943.199735][ T3198] veth1_macvtap: entered promiscuous mode [ 947.159510][ T1617] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 947.165741][ T1617] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 947.167491][ T1617] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 947.169088][ T1617] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 947.498735][ T3204] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 947.557895][ T3204] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 947.776915][ T3204] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 947.785886][ T3204] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 954.097496][ T3199] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 1012.306847][ T3848] mmap: syz.0.13 (3848) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 1033.066968][ T3858] can0: slcan on ttyS3. [ 1036.005951][ T3859] can0 (unregistered): slcan off ttyS3. [ 1046.487555][ T3871] veth1_macvtap: left promiscuous mode [ 1046.490747][ T3871] macsec0: entered promiscuous mode [ 1047.404104][ T3873] veth1_macvtap: entered promiscuous mode [ 1047.411259][ T3873] macsec0: left promiscuous mode [ 1214.926336][ T3990] Driver unsupported XDP return value 0 on prog (id 4) dev N/A, expect packet loss! [ 1220.598843][ T3992] block nbd0: Unsupported socket: should be TCP or UNIX. [ 1244.979822][ T4018] binder: BC_ATTEMPT_ACQUIRE not supported [ 1244.981889][ T4018] binder: 4017:4018 ioctl c0306201 2000000001c0 returned -22 [ 1296.108736][ T4047] af_packet: tpacket_rcv: packet too big, clamped from 122 to 4294967286. macoff=82 [ 1315.601380][ T4059] netlink: 8 bytes leftover after parsing attributes in process `syz.1.84'. [ 1315.635167][ T4059] netdevsim netdevsim1 netdevsim0: entered promiscuous mode [ 1315.671233][ T4059] netlink: 44 bytes leftover after parsing attributes in process `syz.1.84'. [ 1315.774525][ T4059] A link change request failed with some changes committed already. Interface netdevsim0 may have been left with an inconsistent configuration, please check. [ 1321.566776][ T4063] netlink: 4 bytes leftover after parsing attributes in process `syz.1.86'. [ 1377.716214][ T4090] Zero length message leads to an empty skb [ 1529.174090][ T4183] capability: warning: `syz.0.136' uses deprecated v2 capabilities in a way that may be insecure [ 1533.868742][ T4186] ptrace attach of "/syz-executor exec"[3198] was attempted by " Ðÿ ð¥ Àÿ Àÿ Ðÿ àÿ ðÿ °ÿ Àÿ ÿÿÿÿ    ÿÿÿÿ   ÿÿÿÿ  [ 1553.377048][ T4204] Device tree not included in the provided image [ 1588.964099][ T4223] syz_tun: entered allmulticast mode [ 1589.222198][ T4223] syz_tun: left allmulticast mode [ 1615.045641][ T4241] vxcan1: tx address claim with dest, not broadcast [ 1642.776736][ T4252] can0: slcan on ttyS3. [ 1644.075097][ T4256] can0 (unregistered): slcan off ttyS3. [ 1659.375471][ T4267] veth0: entered promiscuous mode [ 1659.415060][ T4267] veth0: left promiscuous mode [ 1666.408495][ T4271] netlink: 44 bytes leftover after parsing attributes in process `syz.1.173'. [ 1710.538114][ T4298] netlink: 132 bytes leftover after parsing attributes in process `syz.0.184'. [ 1718.731883][ T4304] can0: slcan on ttyS3. [ 1719.961838][ T4306] can0 (unregistered): slcan off ttyS3. [ 1734.576754][ T4321] ip6erspan0: entered allmulticast mode [ 1743.715120][ T4328] can0: slcan on ttyS3. [ 1745.426346][ T4329] can0 (unregistered): slcan off ttyS3. [ 1773.232073][ T4352] capability: warning: `syz.1.200' uses 32-bit capabilities (legacy support in use) [ 1782.071965][ T4356] pim6reg0: tun_chr_ioctl cmd 1074025676 [ 1782.089741][ T4356] pim6reg0: owner set to 0 [ 1837.379572][ T4392] netlink: 8 bytes leftover after parsing attributes in process `syz.0.215'. [ 1837.389782][ T4392] netlink: 4 bytes leftover after parsing attributes in process `syz.0.215'. [ 1837.402212][ T4392] netlink: 'syz.0.215': attribute type 19 has an invalid length. [ 1837.438160][ T4392] netlink: 'syz.0.215': attribute type 20 has an invalid length. [ 1838.551122][ T1617] netdevsim netdevsim0 netdevsim0: set [0, 0] type 1 family 0 port 8472 - 0 [ 1838.575047][ T1617] netdevsim netdevsim0 netdevsim1: set [0, 0] type 1 family 0 port 8472 - 0 [ 1838.588882][ T1617] netdevsim netdevsim0 netdevsim2: set [0, 0] type 1 family 0 port 8472 - 0 [ 1838.595392][ T4396] netlink: 8 bytes leftover after parsing attributes in process `syz.0.215'. [ 1838.599676][ T4396] netlink: 4 bytes leftover after parsing attributes in process `syz.0.215'. [ 1838.605068][ T1617] netdevsim netdevsim0 netdevsim3: set [0, 0] type 1 family 0 port 8472 - 0 [ 1838.626363][ T4396] netlink: 'syz.0.215': attribute type 19 has an invalid length. [ 1838.629951][ T4396] netlink: 'syz.0.215': attribute type 20 has an invalid length. [ 1858.759723][ T4414] netlink: 'syz.1.224': attribute type 1 has an invalid length. [ 1897.291502][ T4437] nbd0: detected capacity change from 0 to 127 [ 1898.047485][ T865] block nbd0: Receive control failed (result -32) [ 1925.741685][ T4458] netlink: 220 bytes leftover after parsing attributes in process `syz.0.242'. [ 1966.449280][ T4482] ªªªªªª: renamed from vlan0 (while UP) [ 1996.638709][ T4503] syz.0.260 uses obsolete (PF_INET,SOCK_PACKET) [ 2028.489375][ T4524] hub 1-0:1.0: USB hub found [ 2028.571502][ T4524] hub 1-0:1.0: 1 port detected [ 2039.529608][ T4534] input: syz0 as /devices/virtual/input/input1 [ 2049.531683][ T4546] netlink: 20 bytes leftover after parsing attributes in process `syz.1.275'. [ 2056.928044][ T4549] netlink: 32 bytes leftover after parsing attributes in process `syz.0.276'. [ 2072.130132][ T4559] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 2124.310752][ T4587] process 'syz.0.291' launched '/dev/fd/3' with NULL argv: empty string added [ 2146.987326][ T4601] netlink: 16 bytes leftover after parsing attributes in process `syz.1.298'. [ 2251.740436][ T4653] netlink: 28 bytes leftover after parsing attributes in process `syz.1.321'. [ 2251.799698][ T4653] netlink: 12 bytes leftover after parsing attributes in process `syz.1.321'. [ 2319.677928][ T4683] netlink: 4 bytes leftover after parsing attributes in process `syz.1.334'. [ 2320.344779][ T4683] netlink: 12 bytes leftover after parsing attributes in process `syz.1.334'. [ 2383.299938][ T4713] netlink: 24 bytes leftover after parsing attributes in process `syz.1.347'. [ 2396.691724][ T4719] hub 1-0:1.0: USB hub found [ 2396.804866][ T4719] hub 1-0:1.0: 1 port detected [ 2412.860180][ T4731] netlink: 44 bytes leftover after parsing attributes in process `syz.0.353'. [ 2475.569851][ T4759] netdevsim netdevsim0 netdevsim3 (unregistering): unset [0, 0] type 1 family 0 port 8472 - 0 [ 2475.636555][ T4759] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2479.831208][ T4759] netdevsim netdevsim0 netdevsim2 (unregistering): unset [0, 0] type 1 family 0 port 8472 - 0 [ 2479.857062][ T4759] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2483.309862][ T4759] netdevsim netdevsim0 netdevsim1 (unregistering): unset [0, 0] type 1 family 0 port 8472 - 0 [ 2483.336158][ T4759] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2487.400895][ T4759] netdevsim netdevsim0 netdevsim0 (unregistering): unset [0, 0] type 1 family 0 port 8472 - 0 [ 2487.437373][ T4759] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2491.573608][ T3204] netdevsim netdevsim0 eth0: set [0, 0] type 1 family 0 port 8472 - 0 [ 2491.575195][ T3204] netdevsim netdevsim0 eth0: set [1, 0] type 2 family 0 port 6081 - 0 [ 2492.145601][ T4425] netdevsim netdevsim0 eth1: set [0, 0] type 1 family 0 port 8472 - 0 [ 2492.147173][ T4425] netdevsim netdevsim0 eth1: set [1, 0] type 2 family 0 port 6081 - 0 [ 2493.045105][ T4425] netdevsim netdevsim0 eth2: set [0, 0] type 1 family 0 port 8472 - 0 [ 2493.049054][ T4425] netdevsim netdevsim0 eth2: set [1, 0] type 2 family 0 port 6081 - 0 [ 2493.780103][ T4425] netdevsim netdevsim0 eth3: set [0, 0] type 1 family 0 port 8472 - 0 [ 2493.795180][ T4425] netdevsim netdevsim0 eth3: set [1, 0] type 2 family 0 port 6081 - 0 [ 2514.697236][ T4789] A link change request failed with some changes committed already. Interface bond_slave_0 may have been left with an inconsistent configuration, please check. [ 2544.772008][ T4803] vxcan1: tx address claim with dlc 0 [ 2612.578996][ T4839] netlink: 64 bytes leftover after parsing attributes in process `syz.1.391'. [ 2647.558958][ C0] vcan0: j1939_tp_rxtimer: 0xffffaf8014f43800: Timeout. Failed to send simple message. [ 2680.140527][ T4883] netlink: 48 bytes leftover after parsing attributes in process `syz.0.410'. [ 2687.369363][ T4888] DRBG: could not allocate CTR cipher TFM handle: ctr(aes) [ 2687.615637][ T4891] DRBG: could not allocate CTR cipher TFM handle: ctr(aes) [ 2692.666646][ T4900] netlink: 28 bytes leftover after parsing attributes in process `syz.1.414'. [ 2715.920421][ T4919] A link change request failed with some changes committed already. Interface veth0_to_bond may have been left with an inconsistent configuration, please check. [ 2738.872026][ T4942] netlink: 64 bytes leftover after parsing attributes in process `syz.1.432'. [ 2738.925506][ T4942] netlink: 64 bytes leftover after parsing attributes in process `syz.1.432'. [ 2755.875534][ T4952] A link change request failed with some changes committed already. Interface veth1_to_bridge may have been left with an inconsistent configuration, please check. [ 2777.337743][ T4968] netlink: 400 bytes leftover after parsing attributes in process `syz.1.442'. [ 2793.399099][ T4977] IPv6: RTM_NEWROUTE with no NLM_F_CREATE or NLM_F_REPLACE [ 2793.403528][ T4977] IPv6: NLM_F_CREATE should be set when creating new route [ 2817.527650][ T4995] kvm [4995]: VCPU exit error -95 [ 2817.531072][ T4995] kvm [4995]: SEPC=0x0 SSTATUS=0x200004120 HSTATUS=0x2002001c0 [ 2817.534917][ T4995] kvm [4995]: SCAUSE=0x14 STVAL=0x0 HTVAL=0x0 HTINST=0x0 [ 3013.676593][ T5121] input: syz0 as /devices/virtual/input/input2 [ 3125.597821][ T5204] netlink: 8 bytes leftover after parsing attributes in process `syz.0.531'. [ 3163.278733][ T5225] erspan0: entered promiscuous mode [ 3210.428150][ T5262] binder: 5260:5262 ioctl c0306201 200000000640 returned -22 [ 3228.236896][ T5275] netlink: 28 bytes leftover after parsing attributes in process `syz.1.559'. [ 3228.239549][ T5275] netlink: 'syz.1.559': attribute type 7 has an invalid length. [ 3228.241638][ T5275] netlink: 'syz.1.559': attribute type 8 has an invalid length. [ 3228.247565][ T5275] netlink: 4 bytes leftover after parsing attributes in process `syz.1.559'. [ 3267.769908][ T5303] dummy0: entered promiscuous mode [ 3267.827213][ T5303] macvlan2: entered promiscuous mode [ 3267.940650][ T5303] macvlan2: entered allmulticast mode [ 3267.975577][ T5303] dummy0: entered allmulticast mode [ 3351.850620][ T5367] macvlan1: entered promiscuous mode [ 3351.853980][ T5367] macvlan1: entered allmulticast mode [ 3352.217344][ T5367] veth1_vlan: entered allmulticast mode [ 3365.246064][ T31] audit: type=1326 audit(3619.864:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5377 comm="syz.0.602" exe="/syz-executor" sig=31 arch=c00000f3 syscall=98 compat=0 ip=0x7fff8a1332c6 code=0x0 [ 3445.287480][ T5436] netlink: 4 bytes leftover after parsing attributes in process `syz.1.626'. [ 3467.244396][ T5456] input: syz0 as /devices/virtual/input/input4 [ 3522.560111][ T5494] syz.1.650: vmalloc error: size 2037431678, exceeds total pages, mode:0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null),cpuset=/,mems_allowed=0 [ 3522.570918][ T5494] CPU: 1 UID: 0 PID: 5494 Comm: syz.1.650 Tainted: G L syzkaller #0 PREEMPT [ 3522.571744][ T5494] Tainted: [L]=SOFTLOCKUP [ 3522.571999][ T5494] Hardware name: riscv-virtio,qemu (DT) [ 3522.572448][ T5494] Call Trace: [ 3522.572980][ T5494] [] dump_backtrace+0x2e/0x3c [ 3522.573888][ T5494] [] show_stack+0x30/0x3c [ 3522.574464][ T5494] [] dump_stack_lvl+0x114/0x1ac [ 3522.575311][ T5494] [] dump_stack+0x1c/0x28 [ 3522.576155][ T5494] [] warn_alloc+0x188/0x2a4 [ 3522.576603][ T5494] [] __vmalloc_node_range_noprof+0x14fc/0x18e8 [ 3522.577000][ T5494] [] __kvmalloc_node_noprof+0x4b2/0xa14 [ 3522.577331][ T5494] [] drm_property_create_blob+0x7c/0x2f8 [ 3522.577687][ T5494] [] drm_mode_createblob_ioctl+0xf4/0x3d8 [ 3522.578111][ T5494] [] drm_ioctl_kernel+0x1de/0x370 [ 3522.578508][ T5494] [] drm_ioctl+0x4e6/0xb98 [ 3522.578971][ T5494] [] __riscv_sys_ioctl+0x17c/0x1e4 [ 3522.579596][ T5494] [] syscall_handler+0x92/0x114 [ 3522.580039][ T5494] [] do_trap_ecall_u+0x402/0x680 [ 3522.580657][ T5494] [] handle_exception+0x15e/0x16a [ 3522.634981][ T5494] Mem-Info: [ 3522.638057][ T5494] active_anon:3111 inactive_anon:0 isolated_anon:0 [ 3522.638057][ T5494] active_file:14336 inactive_file:35405 isolated_file:0 [ 3522.638057][ T5494] unevictable:768 dirty:90 writeback:0 [ 3522.638057][ T5494] slab_reclaimable:2794 slab_unreclaimable:26900 [ 3522.638057][ T5494] mapped:12540 shmem:805 pagetables:782 [ 3522.638057][ T5494] sec_pagetables:0 bounce:0 [ 3522.638057][ T5494] kernel_misc_reclaimable:0 [ 3522.638057][ T5494] free:208422 free_pcp:3559 free_cma:52232 [ 3522.669216][ T5494] Node 0 active_anon:12444kB inactive_anon:0kB active_file:57344kB inactive_file:141620kB unevictable:3072kB isolated(anon):0kB isolated(file):0kB mapped:50160kB dirty:360kB writeback:0kB shmem:3220kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB kernel_stack:5888kB pagetables:3128kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB [ 3522.684829][ T5494] Node 0 DMA32 free:834200kB boost:0kB min:22528kB low:28160kB high:33792kB reserved_highatomic:0KB free_highatomic:0KB active_anon:12444kB inactive_anon:0kB active_file:57344kB inactive_file:141620kB unevictable:3072kB writepending:360kB zspages:0kB present:2097152kB managed:1424720kB mlocked:0kB bounce:0kB free_pcp:14236kB local_pcp:7584kB free_cma:208928kB [ 3522.693984][ T5494] lowmem_reserve[]: 0 0 0 [ 3522.696779][ T5494] Node 0 DMA32: 1852*4kB (UMEC) 867*8kB (UMC) 529*16kB (UM) 254*32kB (UME) 177*64kB (UME) 123*128kB (UM) 56*256kB (UM) 20*512kB (UME) 4*1024kB (UME) 9*2048kB (UMEC) 178*4096kB (UMC) = 834200kB [ 3522.778566][ T5494] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 3522.900978][ T5494] Node 0 hugepages_total=4 hugepages_free=4 hugepages_surp=0 hugepages_size=2048kB [ 3522.905376][ T5494] 50546 total pagecache pages [ 3522.906980][ T5494] 0 pages in swap cache [ 3522.908439][ T5494] Free swap = 124996kB [ 3522.910098][ T5494] Total swap = 124996kB [ 3522.911742][ T5494] 524288 pages RAM [ 3522.916236][ T5494] 0 pages HighMem/MovableOnly [ 3522.917674][ T5494] 168108 pages reserved [ 3522.918979][ T5494] 52736 pages cma reserved [ 3596.597379][ T5558] netlink: 8 bytes leftover after parsing attributes in process `syz.1.674'. [ 3598.065967][ T5561] netlink: 8 bytes leftover after parsing attributes in process `syz.0.673'. [ 3618.091108][ T5573] netem: change failed [ 3650.228531][ T5601] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 3661.717670][ T5612] netlink: 27 bytes leftover after parsing attributes in process `syz.0.696'. [ 3695.904193][ T5633] sit0: entered promiscuous mode [ 3696.306146][ T5633] netlink: 'syz.1.704': attribute type 1 has an invalid length. [ 3696.308645][ T5633] netlink: 1 bytes leftover after parsing attributes in process `syz.1.704'. [ 3698.457855][ T5635] input: syz1 as /devices/virtual/input/input5 [ 3782.904771][ T5705] netlink: 4 bytes leftover after parsing attributes in process `syz.1.734'. [ 3782.970625][ T5705] netlink: 4 bytes leftover after parsing attributes in process `syz.1.734'. [ 3803.177866][ T5721] netlink: 24 bytes leftover after parsing attributes in process `syz.0.739'. [ 3804.408854][ T5722] netlink: 24 bytes leftover after parsing attributes in process `syz.0.739'. [ 3813.426568][ T5726] block nbd0: Dead connection, failed to find a fallback [ 3813.432019][ T5726] block nbd0: shutting down sockets [ 3813.499769][ T5726] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 3813.529481][ T5726] Buffer I/O error on dev nbd0, logical block 0, async page read [ 3813.585892][ T5726] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 3813.588632][ T5726] Buffer I/O error on dev nbd0, logical block 1, async page read [ 3813.677720][ T5726] I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 3813.726067][ T5726] Buffer I/O error on dev nbd0, logical block 2, async page read [ 3813.731576][ T5726] I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 3813.765915][ T5726] Buffer I/O error on dev nbd0, logical block 3, async page read [ 3813.771122][ T5726] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 3813.824657][ T5726] Buffer I/O error on dev nbd0, logical block 0, async page read [ 3813.885852][ T5726] I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 3813.888883][ T5726] Buffer I/O error on dev nbd0, logical block 1, async page read [ 3813.974563][ T5726] I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 3813.977712][ T5726] Buffer I/O error on dev nbd0, logical block 2, async page read [ 3814.115293][ T5726] I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 3814.117872][ T5726] Buffer I/O error on dev nbd0, logical block 3, async page read [ 3814.120416][ T5726] nbd0: unable to read partition table [ 3902.038114][ T5792] netlink: 16 bytes leftover after parsing attributes in process `syz.0.767'. [ 3902.129810][ T5792] netlink: 12 bytes leftover after parsing attributes in process `syz.0.767'. [ 3902.145348][ T5792] netlink: 12 bytes leftover after parsing attributes in process `syz.0.767'. [ 3908.699705][ T5800] netlink: 8 bytes leftover after parsing attributes in process `syz.1.770'. [ 3908.725090][ T5800] netlink: 40 bytes leftover after parsing attributes in process `syz.1.770'. [ 3930.444209][ T31] audit: type=1326 audit(4185.074:3): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5809 comm="syz.1.775" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0x7fff89f332c6 code=0x7fc00000 [ 3931.579730][ T31] audit: type=1326 audit(4186.194:4): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5809 comm="syz.1.775" exe="/syz-executor" sig=0 arch=c00000f3 syscall=211 compat=0 ip=0x7fff89f332c6 code=0x7fc00000 [ 3965.507471][ T5860] input: syz1 as /devices/virtual/input/input6 [ 3976.049614][ T5872] netlink: 204 bytes leftover after parsing attributes in process `syz.1.791'. [ 3976.119500][ T5872] netlink: 72 bytes leftover after parsing attributes in process `syz.1.791'. [ 3976.150515][ T5872] netlink: 16 bytes leftover after parsing attributes in process `syz.1.791'. [ 4005.355617][ T5890] input: syz1 as /devices/virtual/input/input7 [ 4024.601239][ T5907] netlink: 16255 bytes leftover after parsing attributes in process `syz.0.805'. [ 4059.275135][ T5925] input: syz1 as /devices/virtual/input/input8 [ 4074.913863][ T5942] netlink: 'syz.0.820': attribute type 1 has an invalid length. [ 4074.916227][ T5942] netlink: 'syz.0.820': attribute type 2 has an invalid length. [ 4120.568358][ T5975] netlink: 8 bytes leftover after parsing attributes in process `syz.1.834'. [ 4120.618758][ T5975] netlink: 'syz.1.834': attribute type 5 has an invalid length. [ 4211.397284][ T6048] netpci0: tun_chr_ioctl cmd 1074025672 [ 4211.399995][ T6048] netpci0: ignored: set checksum enabled [ 4212.880529][ T6055] netlink: 8 bytes leftover after parsing attributes in process `syz.1.867'. [ 4212.937095][ T6055] netlink: 12 bytes leftover after parsing attributes in process `syz.1.867'. [ 4240.618692][ T6073] netlink: 4 bytes leftover after parsing attributes in process `syz.0.875'. [ 4240.959415][ T6073] netlink: 4 bytes leftover after parsing attributes in process `syz.0.875'. [ 4242.548370][ T6075] netlink: 24 bytes leftover after parsing attributes in process `syz.1.876'. [ 4269.740188][ T6099] netlink: 4 bytes leftover after parsing attributes in process `syz.1.887'. [ 4304.157551][ T6126] netlink: 104 bytes leftover after parsing attributes in process `syz.0.898'. [ 4328.279483][ T6145] netlink: 20 bytes leftover after parsing attributes in process `syz.0.906'. [ 4335.429743][ T6151] IPv6: NLM_F_CREATE should be specified when creating new route [ 4367.641966][ T6175] x_tables: ip6_tables: mh match: only valid for protocol 135 [ 4371.876704][ T6178] block nbd1: server does not support multiple connections per device. [ 4371.942045][ T6178] block nbd1: shutting down sockets [ 4440.225042][ T6246] netlink: 'syz.0.944': attribute type 29 has an invalid length. [ 4440.341426][ T6246] netlink: 'syz.0.944': attribute type 29 has an invalid length. [ 4441.035044][ T6246] netlink: 'syz.0.944': attribute type 29 has an invalid length. [ 4483.628578][ T6272] pim6reg1: tun_chr_ioctl cmd 1074025678 [ 4483.631778][ T6272] pim6reg1: group set to 0 [ 4505.865223][ T6294] netlink: 12 bytes leftover after parsing attributes in process `syz.0.962'. [ 4529.798940][ T6308] netlink: 20 bytes leftover after parsing attributes in process `syz.1.966'. [ 4530.821594][ T6309] netlink: 20 bytes leftover after parsing attributes in process `syz.1.966'. [ 4535.610977][ C1] vcan0: j1939_tp_rxtimer: 0xffffaf801fc96400: Timeout. Failed to send simple message. [ 4664.625431][ T6377] input: syz1 as /devices/virtual/input/input9 [ 4688.086732][ T6400] input: syz1 as /devices/virtual/input/input10 [ 4703.451379][ T6414] netlink: 8 bytes leftover after parsing attributes in process `syz.0.1013'. [ 4737.629423][ T6437] kernel profiling enabled (shift: 18) [ 4744.162133][ T6445] netlink: 'syz.1.1027': attribute type 2 has an invalid length. [ 4744.176533][ T6445] netlink: 'syz.1.1027': attribute type 1 has an invalid length. [ 4744.178572][ T6445] netlink: 2704 bytes leftover after parsing attributes in process `syz.1.1027'. [ 4759.077911][ T6456] bond0: entered promiscuous mode [ 4759.081394][ T6456] bond_slave_0: entered promiscuous mode [ 4759.130413][ T6456] bond_slave_1: entered promiscuous mode [ 4812.357192][ T6500] netlink: 72 bytes leftover after parsing attributes in process `syz.0.1050'. [ 4841.249230][ T6520] netem: change failed [ 4880.390421][ T6557] netlink: 16 bytes leftover after parsing attributes in process `syz.1.1075'. [ 4880.504017][ T6557] netlink: 12 bytes leftover after parsing attributes in process `syz.1.1075'. [ 4880.505491][ T6557] netlink: 12 bytes leftover after parsing attributes in process `syz.1.1075'. [ 4903.724609][ T6594] netlink: 20 bytes leftover after parsing attributes in process `syz.0.1084'. [ 4906.596660][ T6579] bond1: entered promiscuous mode [ 4926.418995][ T6633] netlink: 36 bytes leftover after parsing attributes in process `syz.1.1093'. [ 4945.549980][ T6645] netlink: 16 bytes leftover after parsing attributes in process `syz.1.1098'. [ 5057.081436][ T6740] input: syz0 as /devices/virtual/input/input11 [ 5062.614979][ T6746] netlink: 164 bytes leftover after parsing attributes in process `syz.0.1136'. [ 5098.958605][ T6776] A link change request failed with some changes committed already. Interface bridge_slave_1 may have been left with an inconsistent configuration, please check. [ 5124.268205][ T6795] netlink: 4 bytes leftover after parsing attributes in process `syz.0.1158'. [ 5147.030503][ T6812] netlink: 8 bytes leftover after parsing attributes in process `syz.1.1166'. [ 5149.136381][ T6816] netlink: 'syz.0.1167': attribute type 1 has an invalid length. [ 5188.310207][ T4438] block nbd1: Receive control failed (result -32) [ 5188.468793][ T4438] block nbd1: Receive control failed (result -32) [ 5188.521376][ T4438] block nbd1: Receive control failed (result -32) [ 5188.585113][ T6844] nbd1: detected capacity change from 0 to 127 [ 5208.035071][ T6864] netdevsim netdevsim1 netdevsim0: left promiscuous mode [ 5208.098592][ T6864] netlink: 12 bytes leftover after parsing attributes in process `syz.1.1189'. [ 5234.030733][ T6890] netlink: 71 bytes leftover after parsing attributes in process `syz.1.1200'. [ 5322.450969][ T6955] trusted_key: encrypted_key: keyword 'updat' not recognized [ 5362.013315][ T6988] netpci0: tun_chr_ioctl cmd 1074025677 [ 5362.016370][ T6988] netpci0: linktype set to 6 [ 5368.098330][ T6997] netlink: 12 bytes leftover after parsing attributes in process `syz.0.1240'. [ 5368.118149][ T6997] netlink: 12 bytes leftover after parsing attributes in process `syz.0.1240'. [ 5374.538381][ T7001] netlink: 104 bytes leftover after parsing attributes in process `syz.0.1242'. [ 5381.415714][ T31] audit: type=1326 audit(5636.044:5): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7007 comm="syz.1.1245" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0x7fff89f332c6 code=0x7ffc0000 [ 5381.534689][ T31] audit: type=1326 audit(5636.074:6): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7007 comm="syz.1.1245" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0x7fff89f332c6 code=0x7ffc0000 [ 5381.740053][ T31] audit: type=1326 audit(5636.374:7): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7007 comm="syz.1.1245" exe="/syz-executor" sig=0 arch=c00000f3 syscall=280 compat=0 ip=0x7fff89f332c6 code=0x7ffc0000 [ 5381.868114][ T31] audit: type=1326 audit(5636.474:8): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7007 comm="syz.1.1245" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0x7fff89f332c6 code=0x7ffc0000 [ 5381.928400][ T31] audit: type=1326 audit(5636.504:9): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7007 comm="syz.1.1245" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0x7fff89f332c6 code=0x7ffc0000 [ 5382.160704][ T31] audit: type=1326 audit(5636.774:10): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7007 comm="syz.1.1245" exe="/syz-executor" sig=0 arch=c00000f3 syscall=277 compat=0 ip=0x7fff89f332c6 code=0x7ffc0000 [ 5382.238726][ T31] audit: type=1326 audit(5636.854:11): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7007 comm="syz.1.1245" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0x7fff89f332c6 code=0x50000 [ 5382.787932][ T31] audit: type=1326 audit(5637.414:12): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7007 comm="syz.1.1245" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0x7fff89f332c6 code=0x50000 [ 5382.833341][ T31] audit: type=1326 audit(5637.464:13): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7007 comm="syz.1.1245" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0x7fff89f332c6 code=0x50000 [ 5382.863545][ T31] audit: type=1326 audit(5637.474:14): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7007 comm="syz.1.1245" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0x7fff89f332c6 code=0x50000 [ 5429.628549][ T7040] netlink: 4 bytes leftover after parsing attributes in process `syz.1.1261'. [ 5448.576213][ T7054] netlink: 76 bytes leftover after parsing attributes in process `syz.1.1266'. [ 5462.040195][ T7069] xt_SECMARK: only valid in 'mangle' or 'security' table, not 'raw' [ 5539.600254][ T7135] netlink: 4 bytes leftover after parsing attributes in process `syz.0.1288'. [ 5548.067267][ T7138] bond0: option fail_over_mac: unable to set because the bond device has slaves [ 5568.385894][ T7150] ======================================================= [ 5568.385894][ T7150] WARNING: The mand mount option has been deprecated and [ 5568.385894][ T7150] and is ignored by this kernel. Remove the mand [ 5568.385894][ T7150] option from the mount to silence this warning. [ 5568.385894][ T7150] ======================================================= [ 5587.676017][ T7172] input: syz1 as /devices/virtual/input/input12 [ 5593.738750][ T7179] netlink: 8 bytes leftover after parsing attributes in process `syz.1.1306'. [ 5613.806102][ T7190] gretap0: entered promiscuous mode [ 5613.840904][ T7190] vlan0: entered promiscuous mode [ 5614.876224][ T7194] netlink: 12 bytes leftover after parsing attributes in process `syz.1.1312'. [ 5615.698313][ T7199] netlink: 12 bytes leftover after parsing attributes in process `syz.1.1312'. [ 5669.502152][ T7236] netlink: 4 bytes leftover after parsing attributes in process `syz.0.1329'. [ 5677.905785][ T7241] random: crng reseeded on system resumption [ 5683.821293][ T7245] bridge_slave_0: vlans aren't supported yet for dev_uc|mc_add() [ 5719.000052][ T31] kauditd_printk_skb: 25 callbacks suppressed [ 5719.000693][ T31] audit: type=1326 audit(5973.584:40): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7269 comm="syz.0.1344" exe="/syz-executor" sig=9 arch=c00000f3 syscall=98 compat=0 ip=0x7fff8a1332c6 code=0x0 [ 5742.116794][ T7284] netlink: 'syz.0.1350': attribute type 29 has an invalid length. [ 5749.716248][ T7291] input: syz0 as /devices/virtual/input/input13 [ 5765.610945][ T7309] [U] ©„ [ 5765.710595][ T7307] [U] © [ 5795.461948][ T7329] netlink: 'syz.1.1368': attribute type 4 has an invalid length. [ 5807.786368][ T7340] netlink: 4 bytes leftover after parsing attributes in process `syz.0.1373'. [ 5807.910311][ T7340] hsr_slave_0: left promiscuous mode [ 5808.078964][ T7340] hsr_slave_1: left promiscuous mode [ 5873.577790][ T7382] netlink: 87 bytes leftover after parsing attributes in process `syz.0.1390'. [ 5956.973935][ T7446] block nbd1: Dead connection, failed to find a fallback [ 5956.977888][ T7446] block nbd1: shutting down sockets [ 5957.039860][ T7446] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 5957.110053][ T7446] Buffer I/O error on dev nbd1, logical block 0, async page read [ 5957.164452][ T7446] I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 5957.168646][ T7446] Buffer I/O error on dev nbd1, logical block 1, async page read [ 5957.274038][ T7446] I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 5957.285045][ T7446] Buffer I/O error on dev nbd1, logical block 2, async page read [ 5957.289457][ T7446] I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 5957.376988][ T7446] Buffer I/O error on dev nbd1, logical block 3, async page read [ 5957.380118][ T7446] I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 5957.381773][ T7446] Buffer I/O error on dev nbd1, logical block 0, async page read [ 5957.441854][ T7446] I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 5957.576620][ T7446] Buffer I/O error on dev nbd1, logical block 1, async page read [ 5957.580765][ T7446] I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 5957.645171][ T7446] Buffer I/O error on dev nbd1, logical block 2, async page read [ 5957.650882][ T7446] I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2 [ 5957.751397][ T7446] Buffer I/O error on dev nbd1, logical block 3, async page read [ 5957.811050][ T7446] nbd1: unable to read partition table [ 5958.701500][ T7446] block nbd1: Cannot use ioctl interface on a netlink controlled device. [ 6025.279564][ T7493] faux_driver vgem: [drm] Unknown color mode 13; guessing buffer size. [ 6103.175781][ T7551] IPv6: RTM_NEWROUTE with no NLM_F_CREATE or NLM_F_REPLACE [ 6103.179099][ T7551] IPv6: NLM_F_CREATE should be set when creating new route [ 6103.181422][ T7551] IPv6: NLM_F_CREATE should be set when creating new route [ 6103.227014][ T7551] IPv6: RTM_NEWROUTE with no NLM_F_CREATE or NLM_F_REPLACE [ 6119.281340][ T7561] netlink: 36 bytes leftover after parsing attributes in process `syz.1.1469'. [ 6125.791276][ T7567] usb usb2: Requested nonsensical USBDEVFS_URB_ZERO_PACKET. [ 6192.835703][ T31] audit: type=1326 audit(6447.444:41): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7618 comm="syz.0.1487" exe="/syz-executor" sig=31 arch=c00000f3 syscall=98 compat=0 ip=0x7fff8a1332c6 code=0x0 [ 6292.349487][ T7666] netlink: 8 bytes leftover after parsing attributes in process `syz.1.1504'. [ 6292.534640][ T7666] netlink: 8 bytes leftover after parsing attributes in process `syz.1.1504'. [ 6306.848091][ T31] audit: type=1326 audit(6561.454:42): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=7714 comm="syz.1.1507" exe="/syz-executor" sig=9 arch=c00000f3 syscall=98 compat=0 ip=0x7fff89f332c6 code=0x0 [ 6329.390226][ T7651] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 6329.750347][ T7651] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 6354.124262][ T7651] hsr_slave_0: entered promiscuous mode [ 6354.167449][ T7651] hsr_slave_1: entered promiscuous mode [ 6369.727277][ T7651] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 6370.179942][ T7651] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 6370.538235][ T7651] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 6371.062056][ T7651] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 6382.675157][ T7967] netlink: 4 bytes leftover after parsing attributes in process `syz.1.1517'. [ 6382.849361][ T7967] veth1_macvtap: left promiscuous mode [ 6401.247169][ T7651] 8021q: adding VLAN 0 to HW filter on device bond0 [ 6485.832069][ T7651] veth0_vlan: entered promiscuous mode [ 6486.430319][ T7651] veth1_vlan: entered promiscuous mode [ 6489.299633][ T7651] veth0_macvtap: entered promiscuous mode [ 6489.547200][ T7651] veth1_macvtap: entered promiscuous mode [ 6492.410898][ T4661] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 6492.416436][ T4661] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 6492.419322][ T4661] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 6492.421786][ T4661] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 6504.612158][ T8033] [ 6504.613364][ T8033] ====================================================== [ 6504.615701][ T8033] WARNING: possible circular locking dependency detected [ 6504.618826][ T8033] syzkaller #0 Tainted: G L [ 6504.620775][ T8033] ------------------------------------------------------ [ 6504.623300][ T8033] syz.2.1500/8033 is trying to acquire lock: [ 6504.625456][ T8033] ffffaf801adb8f20 (sk_lock-AF_INET){+.+.}-{0:0}, at: inet_shutdown+0x68/0x3c0 [ 6504.629537][ T8033] [ 6504.629537][ T8033] but task is already holding lock: [ 6504.631510][ T8033] ffffaf80311ea870 (&nsock->tx_lock){+.+.}-{4:4}, at: sock_shutdown+0x13a/0x238 [ 6504.635841][ T8033] [ 6504.635841][ T8033] which lock already depends on the new lock. [ 6504.635841][ T8033] [ 6504.637732][ T8033] [ 6504.637732][ T8033] the existing dependency chain (in reverse order) is: [ 6504.640715][ T8033] [ 6504.640715][ T8033] -> #6 (&nsock->tx_lock){+.+.}-{4:4}: [ 6504.643546][ T8033] lock_acquire+0x24a/0x504 [ 6504.644922][ T8033] __mutex_lock+0x164/0x1890 [ 6504.646292][ T8033] mutex_lock_nested+0x14/0x1c [ 6504.647619][ T8033] nbd_queue_rq+0x372/0xe44 [ 6504.648720][ T8033] blk_mq_dispatch_rq_list+0x3cc/0x1ac0 [ 6504.650042][ T8033] __blk_mq_sched_dispatch_requests+0xe12/0x13cc [ 6504.651552][ T8033] blk_mq_sched_dispatch_requests+0xb2/0x174 [ 6504.653078][ T8033] blk_mq_run_hw_queue+0x274/0x6ec [ 6504.654318][ T8033] blk_mq_dispatch_list+0x53e/0x1430 [ 6504.655607][ T8033] blk_mq_flush_plug_list+0x114/0x55c [ 6504.657661][ T8033] __blk_flush_plug+0x270/0x464 [ 6504.659562][ T8033] __submit_bio+0x42e/0x504 [ 6504.661526][ T8033] submit_bio_noacct_nocheck+0x458/0xdf4 [ 6504.663721][ T8033] submit_bio_noacct+0x6fe/0x2170 [ 6504.665544][ T8033] submit_bio+0xb6/0x5b8 [ 6504.666675][ T8033] submit_bh_wbc+0x428/0x5c0 [ 6504.667975][ T8033] block_read_full_folio+0x396/0x788 [ 6504.670530][ T8033] blkdev_read_folio+0x26/0x30 [ 6504.672755][ T8033] filemap_read_folio+0xc2/0x270 [ 6504.675003][ T8033] do_read_cache_folio+0x22e/0x518 [ 6504.677153][ T8033] read_cache_folio+0x4e/0x68 [ 6504.679268][ T8033] read_part_sector+0xbc/0x408 [ 6504.681211][ T8033] read_lba+0x1b6/0x32c [ 6504.683479][ T8033] find_valid_gpt.constprop.0+0x212/0x21ec [ 6504.685877][ T8033] efi_partition+0xfe/0x9e0 [ 6504.687839][ T8033] bdev_disk_changed+0x5a0/0x1180 [ 6504.689869][ T8033] blkdev_get_whole+0x168/0x25c [ 6504.691964][ T8033] bdev_open+0x288/0xcc4 [ 6504.694189][ T8033] blkdev_open+0x2ec/0x454 [ 6504.696106][ T8033] do_dentry_open+0x418/0x1170 [ 6504.697502][ T8033] vfs_open+0xba/0x3a8 [ 6504.698543][ T8033] path_openat+0x144e/0x2f28 [ 6504.699885][ T8033] do_file_open+0x1ae/0x398 [ 6504.701188][ T8033] do_sys_openat2+0xfe/0x1c0 [ 6504.702308][ T8033] __riscv_sys_openat+0x122/0x1e4 [ 6504.703540][ T8033] syscall_handler+0x92/0x114 [ 6504.704812][ T8033] do_trap_ecall_u+0x402/0x680 [ 6504.706078][ T8033] handle_exception+0x15e/0x16a [ 6504.707395][ T8033] [ 6504.707395][ T8033] -> #5 (&cmd->lock){+.+.}-{4:4}: [ 6504.709392][ T8033] lock_acquire+0x24a/0x504 [ 6504.710578][ T8033] __mutex_lock+0x164/0x1890 [ 6504.712040][ T8033] mutex_lock_nested+0x14/0x1c [ 6504.713400][ T8033] nbd_queue_rq+0xc4/0xe44 [ 6504.714477][ T8033] blk_mq_dispatch_rq_list+0x3cc/0x1ac0 [ 6504.715752][ T8033] __blk_mq_sched_dispatch_requests+0xe12/0x13cc [ 6504.717750][ T8033] blk_mq_sched_dispatch_requests+0xb2/0x174 [ 6504.719303][ T8033] blk_mq_run_hw_queue+0x274/0x6ec [ 6504.720567][ T8033] blk_mq_dispatch_list+0x53e/0x1430 [ 6504.721846][ T8033] blk_mq_flush_plug_list+0x114/0x55c [ 6504.723150][ T8033] __blk_flush_plug+0x270/0x464 [ 6504.724421][ T8033] __submit_bio+0x42e/0x504 [ 6504.725585][ T8033] submit_bio_noacct_nocheck+0x458/0xdf4 [ 6504.726819][ T8033] submit_bio_noacct+0x6fe/0x2170 [ 6504.727998][ T8033] submit_bio+0xb6/0x5b8 [ 6504.729120][ T8033] submit_bh_wbc+0x428/0x5c0 [ 6504.730358][ T8033] block_read_full_folio+0x396/0x788 [ 6504.731757][ T8033] blkdev_read_folio+0x26/0x30 [ 6504.733045][ T8033] filemap_read_folio+0xc2/0x270 [ 6504.734335][ T8033] do_read_cache_folio+0x22e/0x518 [ 6504.735638][ T8033] read_cache_folio+0x4e/0x68 [ 6504.736946][ T8033] read_part_sector+0xbc/0x408 [ 6504.738093][ T8033] read_lba+0x1b6/0x32c [ 6504.739194][ T8033] find_valid_gpt.constprop.0+0x212/0x21ec [ 6504.740498][ T8033] efi_partition+0xfe/0x9e0 [ 6504.741623][ T8033] bdev_disk_changed+0x5a0/0x1180 [ 6504.742849][ T8033] blkdev_get_whole+0x168/0x25c [ 6504.744462][ T8033] bdev_open+0x288/0xcc4 [ 6504.745730][ T8033] blkdev_open+0x2ec/0x454 [ 6504.746961][ T8033] do_dentry_open+0x418/0x1170 [ 6504.748127][ T8033] vfs_open+0xba/0x3a8 [ 6504.749211][ T8033] path_openat+0x144e/0x2f28 [ 6504.750514][ T8033] do_file_open+0x1ae/0x398 [ 6504.751899][ T8033] do_sys_openat2+0xfe/0x1c0 [ 6504.753087][ T8033] __riscv_sys_openat+0x122/0x1e4 [ 6504.754290][ T8033] syscall_handler+0x92/0x114 [ 6504.755511][ T8033] do_trap_ecall_u+0x402/0x680 [ 6504.756794][ T8033] handle_exception+0x15e/0x16a [ 6504.758100][ T8033] [ 6504.758100][ T8033] -> #4 (set->srcu){.+.+}-{0:0}: [ 6504.760218][ T8033] lock_sync+0xea/0x1cc [ 6504.761408][ T8033] __synchronize_srcu+0xd4/0x24c [ 6504.762734][ T8033] synchronize_srcu+0x14c/0x3fc [ 6504.764225][ T8033] blk_mq_quiesce_queue+0x124/0x194 [ 6504.765431][ T8033] elevator_switch+0x16a/0x4e4 [ 6504.766732][ T8033] elevator_change+0x2f4/0x4ac [ 6504.768095][ T8033] elevator_set_default+0x280/0x370 [ 6504.769537][ T8033] blk_register_queue+0x3a8/0x50c [ 6504.770903][ T8033] __add_disk+0x69a/0xda4 [ 6504.772057][ T8033] add_disk_fwnode+0xe8/0x48c [ 6504.773322][ T8033] device_add_disk+0x28/0x38 [ 6504.774452][ T8033] nbd_dev_add+0x692/0xaec [ 6504.775850][ T8033] nbd_init+0x3d4/0x3f8 [ 6504.776953][ T8033] do_one_initcall+0x18c/0xcdc [ 6504.778251][ T8033] kernel_init_freeable+0x6ca/0x7b4 [ 6504.779536][ T8033] kernel_init+0x28/0x240 [ 6504.780781][ T8033] ret_from_fork_kernel+0x94/0xef8 [ 6504.782026][ T8033] ret_from_fork_kernel_asm+0x16/0x18 [ 6504.783310][ T8033] [ 6504.783310][ T8033] -> #3 (&q->elevator_lock){+.+.}-{4:4}: [ 6504.785358][ T8033] lock_acquire+0x24a/0x504 [ 6504.786503][ T8033] __mutex_lock+0x164/0x1890 [ 6504.787858][ T8033] mutex_lock_nested+0x14/0x1c [ 6504.789211][ T8033] elevator_change+0x192/0x4ac [ 6504.790525][ T8033] elevator_set_none+0xa8/0x120 [ 6504.791893][ T8033] blk_mq_update_nr_hw_queues+0x43a/0x13a0 [ 6504.793337][ T8033] nbd_start_device+0x156/0xb74 [ 6504.794423][ T8033] nbd_genl_connect+0xe74/0x1a4c [ 6504.795520][ T8033] genl_family_rcv_msg_doit+0x1f6/0x2d8 [ 6504.797016][ T8033] genl_rcv_msg+0x4b2/0x73c [ 6504.798110][ T8033] netlink_rcv_skb+0x1e8/0x394 [ 6504.799488][ T8033] genl_rcv+0x32/0x4c [ 6504.800830][ T8033] netlink_unicast+0x50c/0x7d8 [ 6504.802225][ T8033] netlink_sendmsg+0x7e0/0xd64 [ 6504.803569][ T8033] __sock_sendmsg+0xca/0x160 [ 6504.804965][ T8033] ____sys_sendmsg+0x636/0x794 [ 6504.806324][ T8033] ___sys_sendmsg+0x1a4/0x1e8 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 6504.807709][ T8033] __sys_sendmsg+0x18e/0x234 [ 6504.809433][ T8033] __riscv_sys_sendmsg+0x70/0xa4 [ 6504.811166][ T8033] syscall_handler+0x92/0x114 [ 6504.812721][ T8033] do_trap_ecall_u+0x402/0x680 [ 6504.814038][ T8033] handle_exception+0x15e/0x16a [ 6504.815350][ T8033] [ 6504.815350][ T8033] -> #2 (&q->q_usage_counter(io)#20){++++}-{0:0}: [ 6504.817957][ T8033] lock_acquire+0x24a/0x504 [ 6504.819192][ T8033] blk_alloc_queue+0x5b4/0x6f4 [ 6504.820426][ T8033] blk_mq_alloc_queue+0x15e/0x250 [ 6504.821714][ T8033] __blk_mq_alloc_disk+0x2a/0xd8 [ 6504.823001][ T8033] nbd_dev_add+0x426/0xaec [ 6504.824482][ T8033] nbd_init+0x3d4/0x3f8 [ 6504.825686][ T8033] do_one_initcall+0x18c/0xcdc [ 6504.827172][ T8033] kernel_init_freeable+0x6ca/0x7b4 [ 6504.828716][ T8033] kernel_init+0x28/0x240 [ 6504.829992][ T8033] ret_from_fork_kernel+0x94/0xef8 [ 6504.831233][ T8033] ret_from_fork_kernel_asm+0x16/0x18 [ 6504.832802][ T8033] [ 6504.832802][ T8033] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 6504.834910][ T8033] lock_acquire+0x24a/0x504 [ 6504.836261][ T8033] fs_reclaim_acquire+0xc6/0x100 [ 6504.837828][ T8033] kmem_cache_alloc_node_noprof+0x40/0x6e8 [ 6504.839142][ T8033] __alloc_skb+0x17c/0x778 [ 6504.840500][ T8033] tcp_stream_alloc_skb+0x2e/0x4d8 [ 6504.841848][ T8033] tcp_sendmsg_locked+0xe16/0x408c [ 6504.843166][ T8033] tcp_sendmsg+0x32/0x50 [ 6504.844512][ T8033] inet_sendmsg+0x9a/0xd8 [ 6504.845621][ T8033] __sock_sendmsg+0xca/0x160 [ 6504.847064][ T8033] sock_write_iter+0x298/0x3e8 [ 6504.848584][ T8033] vfs_write+0x648/0xd08 [ 6504.849848][ T8033] ksys_write+0x1f4/0x244 [ 6504.851136][ T8033] __riscv_sys_write+0x6e/0xa0 [ 6504.852562][ T8033] syscall_handler+0x92/0x114 [ 6504.853862][ T8033] do_trap_ecall_u+0x402/0x680 [ 6504.855124][ T8033] handle_exception+0x15e/0x16a [ 6504.856425][ T8033] [ 6504.856425][ T8033] -> #0 (sk_lock-AF_INET){+.+.}-{0:0}: [ 6504.858792][ T8033] check_noncircular+0x138/0x14c [ 6504.860080][ T8033] __lock_acquire+0xe9c/0x25ac [ 6504.861275][ T8033] lock_acquire+0x24a/0x504 [ 6504.862573][ T8033] lock_sock_nested+0x38/0xf8 [ 6504.863924][ T8033] inet_shutdown+0x68/0x3c0 [ 6504.865348][ T8033] kernel_sock_shutdown+0x58/0x7c [ 6504.866769][ T8033] nbd_mark_nsock_dead+0xaa/0x510 [ 6504.868221][ T8033] sock_shutdown+0x144/0x238 [ 6504.869617][ T8033] nbd_ioctl+0x22c/0xbd4 [ 6504.870738][ T8033] blkdev_ioctl+0x4cc/0x12e4 [ 6504.872137][ T8033] __riscv_sys_ioctl+0x17c/0x1e4 [ 6504.873386][ T8033] syscall_handler+0x92/0x114 [ 6504.874659][ T8033] do_trap_ecall_u+0x402/0x680 [ 6504.875994][ T8033] handle_exception+0x15e/0x16a [ 6504.877286][ T8033] [ 6504.877286][ T8033] other info that might help us debug this: [ 6504.877286][ T8033] [ 6504.878841][ T8033] Chain exists of: [ 6504.878841][ T8033] sk_lock-AF_INET --> &cmd->lock --> &nsock->tx_lock [ 6504.878841][ T8033] [ 6504.881679][ T8033] Possible unsafe locking scenario: [ 6504.881679][ T8033] [ 6504.882857][ T8033] CPU0 CPU1 [ 6504.883709][ T8033] ---- ---- [ 6504.884620][ T8033] lock(&nsock->tx_lock); [ 6504.885926][ T8033] lock(&cmd->lock); [ 6504.887352][ T8033] lock(&nsock->tx_lock); [ 6504.888816][ T8033] lock(sk_lock-AF_INET); [ 6504.890102][ T8033] [ 6504.890102][ T8033] *** DEADLOCK *** [ 6504.890102][ T8033] [ 6504.891164][ T8033] 2 locks held by syz.2.1500/8033: [ 6504.892206][ T8033] #0: ffffaf801addba78 (&nbd->config_lock){+.+.}-{4:4}, at: nbd_ioctl+0x14a/0xbd4 [ 6504.895020][ T8033] #1: ffffaf80311ea870 (&nsock->tx_lock){+.+.}-{4:4}, at: sock_shutdown+0x13a/0x238 [ 6504.898133][ T8033] [ 6504.898133][ T8033] stack backtrace: [ 6504.899231][ T8033] CPU: 1 UID: 0 PID: 8033 Comm: syz.2.1500 Tainted: G L syzkaller #0 PREEMPT [ 6504.899948][ T8033] Tainted: [L]=SOFTLOCKUP [ 6504.900134][ T8033] Hardware name: riscv-virtio,qemu (DT) [ 6504.900353][ T8033] Call Trace: [ 6504.900560][ T8033] [] dump_backtrace+0x2e/0x3c [ 6504.901240][ T8033] [] show_stack+0x30/0x3c [ 6504.901752][ T8033] [] dump_stack_lvl+0x114/0x1ac [ 6504.902471][ T8033] [] dump_stack+0x1c/0x28 [ 6504.903198][ T8033] [] print_circular_bug+0x250/0x29c [ 6504.903762][ T8033] [] check_noncircular+0x138/0x14c [ 6504.904412][ T8033] [] __lock_acquire+0xe9c/0x25ac [ 6504.904998][ T8033] [] lock_acquire+0x24a/0x504 [ 6504.905575][ T8033] [] lock_sock_nested+0x38/0xf8 [ 6504.906254][ T8033] [] inet_shutdown+0x68/0x3c0 [ 6504.907010][ T8033] [] kernel_sock_shutdown+0x58/0x7c [ 6504.907746][ T8033] [] nbd_mark_nsock_dead+0xaa/0x510 [ 6504.908543][ T8033] [] sock_shutdown+0x144/0x238 [ 6504.909269][ T8033] [] nbd_ioctl+0x22c/0xbd4 [ 6504.909762][ T8033] [] blkdev_ioctl+0x4cc/0x12e4 [ 6504.910480][ T8033] [] __riscv_sys_ioctl+0x17c/0x1e4 [ 6504.911020][ T8033] [] syscall_handler+0x92/0x114 [ 6504.911654][ T8033] [] do_trap_ecall_u+0x402/0x680 [ 6504.912293][ T8033] [] handle_exception+0x15e/0x16a [ 6505.008257][ T8033] block nbd2: shutting down sockets [ 6526.076525][ T8007] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 6527.488374][ T8007] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 6528.435916][ T8007] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 6529.224842][ T8007] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0