last executing test programs: 59.058108296s ago: executing program 1 (id=560): r0 = socket$inet6_mptcp(0xa, 0x1, 0x106) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @local, 0xb}, 0x1c) listen(r0, 0xa24d34b4) syz_emit_ethernet(0x52, &(0x7f0000000240)={@local, @broadcast, @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, "ffefb6", 0x1c, 0x6, 0x0, @local, @local, {[], {{0x4e20, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0xc2, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x6, "d93d6074"}]}}}}}}}}, 0x0) 49.650594423s ago: executing program 1 (id=562): bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="02000000040000000500000002"], 0x50) openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000040), 0x21041, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) pselect6(0x40, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xa}, &(0x7f0000000000)={0x1f, 0x5, 0xfffffffffffffffe}, 0x0, 0x0, 0x0) 43.557845062s ago: executing program 0 (id=563): r0 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) mount$tmpfs(0x0, 0x0, &(0x7f00000000c0), 0x0, 0x0) ptrace(0x10, r0) ptrace$getregset(0x4203, r0, 0x0, 0x0) 43.555842062s ago: executing program 1 (id=564): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFULNL_MSG_CONFIG(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)={0x1c, 0x1, 0x4, 0x401, 0x0, 0x0, {}, [@NFULA_CFG_CMD={0x5, 0x1, 0x1}]}, 0x1c}}, 0x0) sendmsg$NFULNL_MSG_CONFIG(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)={0x20, 0x1, 0x4, 0x101, 0x0, 0x0, {}, [@NFULA_CFG_MODE={0xa, 0x2, {0x0, 0x1}}]}, 0x20}, 0x1, 0x0, 0x0, 0x20048805}, 0x0) syz_usb_connect(0x2, 0x2d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x97, 0xa9, 0xec, 0x40, 0xc383, 0xabd3, 0x60bf, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0xaa, 0x3, 0x1, 0xef, 0x1, 0x1, 0x0, [], [{{0x9, 0x5, 0x7, 0x10, 0x40, 0x81, 0x80, 0xff}}]}}]}}]}}, 0x0) 34.13649932s ago: executing program 0 (id=565): r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'wp384\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) write$binfmt_script(r1, &(0x7f0000000180)={'#! ', './file0', [], 0xa, "41331062655e414d4b58352b76fced1a601975ad12e2bc2063754491ca9f8f0d9573ce08eb44a06351a623b4848d965c34211640dd8a6dad4380ad6f25791e407facd9c871dd169eda3a6a8e3d22216962d03ac0080d29e2978e011211961429178de7def02450"}, 0xfdef) 28.814150339s ago: executing program 0 (id=566): r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'macvlan0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000001140)={&(0x7f00000000c0)=@newlink={0x44, 0x10, 0x503, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0xc, 0x2, 0x0, 0x1, [@IFLA_MACVLAN_FLAGS={0x6}]}}}, @IFLA_LINK={0x8, 0x5, r2}]}, 0x44}}, 0x0) 25.571744163s ago: executing program 1 (id=567): r0 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) connect$llc(r0, &(0x7f0000000180)={0x1a, 0x0, 0x0, 0x8, 0x0, 0x0, @multicast}, 0x10) recvmmsg(r0, &(0x7f0000001e40)=[{{0x0, 0x0, &(0x7f0000001d40)=[{&(0x7f0000000b40)=""/233, 0xe9}, {&(0x7f0000000c40)=""/4096, 0x1000}], 0x2}, 0x2}], 0x1, 0x2, 0x0) sendmmsg(r0, &(0x7f0000001380), 0x3fffffffffffeed, 0x0) 19.033034855s ago: executing program 0 (id=568): userfaultfd(0x801) r0 = syz_io_uring_setup(0x186, &(0x7f0000000080)={0x0, 0x0, 0x13100}, &(0x7f0000000100)=0x0, &(0x7f0000000000)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd_index=0x3}) io_uring_enter(r0, 0x2def, 0x0, 0x0, 0x0, 0x0) 13.643867328s ago: executing program 1 (id=569): r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/vlan/vlan0\x00') socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$sock_SIOCGIFVLAN_DEL_VLAN_CMD(r1, 0x8982, &(0x7f0000002800)={0x1, 'vlan0\x00'}) mmap$IORING_OFF_CQ_RING(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x3000004, 0x2010, r0, 0x8000000) 10.378785484s ago: executing program 0 (id=570): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000900)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a2c000000060a0b040000000000000000020000000900010073797a30000000000900020073797a320000000014000000110001"], 0x54}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000440)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a38000000060a010e0000000000000000020000000900020073797a32000000000900010073797a30000000000c0006400000000000000002"], 0x60}, 0x1, 0x0, 0x0, 0x40090}, 0x0) 2.314236643s ago: executing program 0 (id=571): r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000740), 0x8202, 0x0) r1 = dup(r0) r2 = dup(r0) sendfile(r2, r1, 0x0, 0x89ffc) 0s ago: executing program 1 (id=572): r0 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x200) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:60056' (ED25519) to the list of known hosts. syzkaller login: [ 376.971726][ T3188] cgroup: Unknown subsys name 'net' [ 377.440545][ T3188] cgroup: Unknown subsys name 'cpuset' [ 377.593170][ T3188] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 436.415597][ T3188] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 544.883247][ T3201] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 545.010263][ T3201] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 547.850315][ T3199] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 548.012764][ T3199] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 558.108793][ T3201] hsr_slave_0: entered promiscuous mode [ 558.182450][ T3201] hsr_slave_1: entered promiscuous mode [ 561.284058][ T3199] hsr_slave_0: entered promiscuous mode [ 561.312790][ T3199] hsr_slave_1: entered promiscuous mode [ 561.334943][ T3199] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 561.339527][ T3199] Cannot create hsr debugfs directory [ 568.290736][ T3201] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 568.530865][ T3201] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 568.593365][ T3201] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 568.656022][ T3201] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 570.380941][ T3199] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 570.650357][ T3199] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 570.742028][ T3199] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 570.849335][ T3199] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 585.903025][ T3201] 8021q: adding VLAN 0 to HW filter on device bond0 [ 589.478028][ T3199] 8021q: adding VLAN 0 to HW filter on device bond0 [ 629.198837][ T3201] veth0_vlan: entered promiscuous mode [ 629.643139][ T3201] veth1_vlan: entered promiscuous mode [ 631.746918][ T3201] veth0_macvtap: entered promiscuous mode [ 632.249998][ T3199] veth0_vlan: entered promiscuous mode [ 632.303997][ T3201] veth1_macvtap: entered promiscuous mode [ 632.745744][ T3199] veth1_vlan: entered promiscuous mode [ 635.322760][ T3201] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 635.345149][ T3201] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 635.351031][ T3201] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 635.353075][ T3201] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 636.051929][ T3199] veth0_macvtap: entered promiscuous mode [ 636.632094][ T3199] veth1_macvtap: entered promiscuous mode [ 640.733562][ T3199] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 640.758299][ T3199] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 640.762001][ T3199] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 640.764179][ T3199] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 641.990330][ T3201] 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. [ 679.725390][ T35] audit: type=1326 audit(678.650:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3927 comm="syz.0.13" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 679.738552][ T35] audit: type=1326 audit(678.670:3): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3927 comm="syz.0.13" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 680.228837][ T35] audit: type=1326 audit(679.090:4): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3927 comm="syz.0.13" exe="/syz-executor" sig=0 arch=c00000f3 syscall=280 compat=0 ip=0xdb906 code=0x7ffc0000 [ 680.289414][ T35] audit: type=1326 audit(679.230:5): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3927 comm="syz.0.13" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 680.421337][ T35] audit: type=1326 audit(679.240:6): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3927 comm="syz.0.13" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 680.433920][ T35] audit: type=1326 audit(679.380:7): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3927 comm="syz.0.13" exe="/syz-executor" sig=0 arch=c00000f3 syscall=280 compat=0 ip=0xdb906 code=0x7ffc0000 [ 680.462414][ T35] audit: type=1326 audit(679.400:8): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3927 comm="syz.0.13" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 680.464545][ T35] audit: type=1326 audit(679.410:9): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3927 comm="syz.0.13" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 680.494921][ T35] audit: type=1326 audit(679.440:10): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3927 comm="syz.0.13" exe="/syz-executor" sig=0 arch=c00000f3 syscall=127 compat=0 ip=0xdb906 code=0x7ffc0000 [ 680.553691][ T35] audit: type=1326 audit(679.480:11): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3927 comm="syz.0.13" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 683.497885][ T3930] netlink: 104 bytes leftover after parsing attributes in process `syz.1.14'. [ 686.925452][ T3934] netlink: 8 bytes leftover after parsing attributes in process `syz.1.16'. [ 698.321681][ T3947] netlink: 10 bytes leftover after parsing attributes in process `syz.0.22'. [ 703.398873][ T10] af_packet: tpacket_rcv: packet too big, clamped from 122 to 4294967286. macoff=82 [ 731.405628][ T35] kauditd_printk_skb: 1 callbacks suppressed [ 731.427680][ T35] audit: type=1326 audit(730.340:13): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3979 comm="syz.1.36" exe="/syz-executor" sig=31 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x0 [ 787.818941][ T4024] block device autoloading is deprecated and will be removed. [ 805.543711][ T4043] netlink: 'syz.1.62': attribute type 2 has an invalid length. [ 805.623005][ T4043] netlink: 32 bytes leftover after parsing attributes in process `syz.1.62'. [ 821.276026][ T4056] ptrace attach of "/syz-executor exec"[4059] was attempted by ""[4056] [ 828.893955][ T4062] pim6reg: entered allmulticast mode [ 829.509858][ T4061] pim6reg: left allmulticast mode [ 832.349998][ T4069] capability: warning: `syz.1.68' uses deprecated v2 capabilities in a way that may be insecure [ 843.075892][ T4074] block nbd0: server does not support multiple connections per device. [ 843.152769][ T4074] block nbd0: shutting down sockets [ 847.715017][ T4079] netlink: 4 bytes leftover after parsing attributes in process `syz.0.72'. [ 855.878277][ T925] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 856.200646][ T925] usb 2-1: Using ep0 maxpacket: 8 [ 857.001911][ T925] usb 2-1: New USB device found, idVendor=0763, idProduct=2081, bcdDevice=d0.ab [ 857.004933][ T925] usb 2-1: New USB device strings: Mfr=1, Product=228, SerialNumber=2 [ 857.008308][ T925] usb 2-1: Product: syz [ 857.009846][ T925] usb 2-1: Manufacturer: syz [ 857.011464][ T925] usb 2-1: SerialNumber: syz [ 857.678877][ T925] usb 2-1: config 0 descriptor?? [ 860.659430][ T35] audit: type=1326 audit(859.560:14): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4090 comm="syz.0.75" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 860.663420][ T35] audit: type=1326 audit(859.560:15): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4090 comm="syz.0.75" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 860.992080][ T35] audit: type=1326 audit(859.940:16): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4090 comm="syz.0.75" exe="/syz-executor" sig=0 arch=c00000f3 syscall=280 compat=0 ip=0xdb906 code=0x7ffc0000 [ 861.211068][ T35] audit: type=1326 audit(860.130:17): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4090 comm="syz.0.75" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 861.232230][ T35] audit: type=1326 audit(860.180:18): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4090 comm="syz.0.75" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 861.500440][ T35] audit: type=1326 audit(860.400:19): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4090 comm="syz.0.75" exe="/syz-executor" sig=0 arch=c00000f3 syscall=280 compat=0 ip=0xdb906 code=0x7ffc0000 [ 861.584839][ T35] audit: type=1326 audit(860.530:20): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4090 comm="syz.0.75" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 861.710376][ T35] audit: type=1326 audit(860.600:21): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4090 comm="syz.0.75" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 861.843853][ T35] audit: type=1326 audit(860.790:22): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4090 comm="syz.0.75" exe="/syz-executor" sig=0 arch=c00000f3 syscall=277 compat=0 ip=0xdb906 code=0x7ffc0000 [ 861.895157][ T35] audit: type=1326 audit(860.840:23): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4090 comm="syz.0.75" exe="/syz-executor" sig=31 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x0 [ 864.559781][ T925] usb 2-1: USB disconnect, device number 2 [ 884.441413][ T4118] Driver unsupported XDP return value 0 on prog (id 14) dev N/A, expect packet loss! [ 894.241477][ T4125] netlink: 356 bytes leftover after parsing attributes in process `syz.1.83'. [ 928.801592][ T3840] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 929.427808][ T3840] usb 1-1: New USB device found, idVendor=0b95, idProduct=772b, bcdDevice=a2.4c [ 929.429308][ T3840] usb 1-1: New USB device strings: Mfr=24, Product=2, SerialNumber=3 [ 929.430514][ T3840] usb 1-1: Product: syz [ 929.431571][ T3840] usb 1-1: Manufacturer: syz [ 929.432591][ T3840] usb 1-1: SerialNumber: syz [ 929.579523][ T3840] usb 1-1: config 0 descriptor?? [ 933.350322][ T3840] asix 1-1:0.0 (unnamed net_device) (uninitialized): invalid hw address, using random [ 933.714888][ T3840] asix 1-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 933.728896][ T3840] asix 1-1:0.0 (unnamed net_device) (uninitialized): Error reading PHY_ID register: ffffffb9 [ 933.749730][ T3840] asix 1-1:0.0: probe with driver asix failed with error -71 [ 934.189962][ T3840] usb 1-1: USB disconnect, device number 2 [ 980.359158][ T10] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 980.589284][ T10] usb 1-1: Using ep0 maxpacket: 16 [ 980.699760][ T10] usb 1-1: config 8 has an invalid interface number: 39 but max is 0 [ 980.701964][ T10] usb 1-1: config 8 has no interface number 0 [ 980.704392][ T10] usb 1-1: config 8 interface 39 altsetting 1 has an endpoint descriptor with address 0xDF, changing to 0x8F [ 980.722302][ T10] usb 1-1: config 8 interface 39 altsetting 1 endpoint 0x8F has invalid wMaxPacketSize 0 [ 980.724659][ T10] usb 1-1: config 8 interface 39 altsetting 1 bulk endpoint 0x8F has invalid maxpacket 0 [ 980.739333][ T10] usb 1-1: config 8 interface 39 has no altsetting 0 [ 981.332543][ T10] usb 1-1: New USB device found, idVendor=05ac, idProduct=c704, bcdDevice=62.77 [ 981.334872][ T10] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 981.348282][ T10] usb 1-1: Product: syz [ 981.350168][ T10] usb 1-1: Manufacturer: syz [ 981.351675][ T10] usb 1-1: SerialNumber: syz [ 983.399400][ T10] ipheth 1-1:8.39: ipheth_get_macaddr: usb_control_msg: short packet: 0 bytes [ 983.404127][ T10] ipheth 1-1:8.39: probe with driver ipheth failed with error -22 [ 985.410580][ T25] usb 1-1: USB disconnect, device number 3 [ 1052.174858][ T4231] netlink: 'syz.0.115': attribute type 1 has an invalid length. [ 1052.230438][ T4231] netlink: 'syz.0.115': attribute type 2 has an invalid length. [ 1054.224168][ T4233] kernel read not supported for file /eth0 (pid: 4233 comm: syz.1.116) [ 1054.303258][ T35] audit: type=1800 audit(1053.250:24): pid=4233 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed comm="syz.1.116" name="eth0" dev="mqueue" ino=3748 res=0 errno=0 [ 1066.142408][ T4240] netlink: 16 bytes leftover after parsing attributes in process `syz.0.119'. [ 1077.300053][ T4244] netlink: 52 bytes leftover after parsing attributes in process `syz.0.122'. [ 1135.588925][ T10] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 1136.131294][ T10] usb 1-1: Using ep0 maxpacket: 16 [ 1136.558592][ T10] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1136.560408][ T10] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1136.562053][ T10] usb 1-1: New USB device found, idVendor=1e7d, idProduct=2d5a, bcdDevice= 0.00 [ 1136.563501][ T10] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1136.694934][ T10] usb 1-1: config 0 descriptor?? [ 1140.382225][ T10] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 1140.391394][ T10] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 1140.393961][ T10] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 1140.395704][ T10] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 1140.403645][ T10] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 1140.653023][ T10] savu 0003:1E7D:2D5A.0001: hidraw0: USB HID v0.00 Device [HID 1e7d:2d5a] on usb-dummy_hcd.0-1/input0 [ 1141.278594][ T10] usb 1-1: USB disconnect, device number 4 [ 1167.590303][ T4318] netlink: 4 bytes leftover after parsing attributes in process `syz.0.145'. [ 1172.451786][ T4323] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 1182.849684][ T4331] process 'syz.0.151' launched '/dev/fd/3' with NULL argv: empty string added [ 1187.190162][ T4333] EXT4-fs (nullb0): VFS: Can't find ext4 filesystem [ 1201.991591][ T35] audit: type=1326 audit(1200.890:25): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4342 comm="syz.0.157" exe="/syz-executor" sig=31 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x0 [ 1226.235831][ T4369] netlink: 24 bytes leftover after parsing attributes in process `syz.1.166'. [ 1229.119875][ T10] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 1229.734455][ T10] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1229.738779][ T10] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1229.741043][ T10] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1229.743668][ T10] usb 1-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1229.745543][ T10] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1229.956086][ T10] usb 1-1: config 0 descriptor?? [ 1230.100187][ T10] hub 1-1:0.0: USB hub found [ 1231.782909][ T10] hub 1-1:0.0: 14 ports detected [ 1231.794396][ T10] hub 1-1:0.0: insufficient power available to use all downstream ports [ 1232.867830][ T10] usb 1-1: USB disconnect, device number 5 [ 1319.239469][ T4451] netlink: 72 bytes leftover after parsing attributes in process `syz.1.199'. [ 1319.992923][ T4451] vlan2: entered allmulticast mode [ 1319.994297][ T4451] veth1: entered allmulticast mode [ 1336.674547][ T4469] netdevsim netdevsim0 netdevsim0: entered promiscuous mode [ 1390.480850][ T4518] netlink: 'syz.0.226': attribute type 14 has an invalid length. [ 1421.369879][ T4547] misc userio: Can't change port type on an already running userio instance [ 1432.270327][ T4553] netlink: 4 bytes leftover after parsing attributes in process `syz.1.243'. [ 1443.384406][ T4562] Zero length message leads to an empty skb [ 1493.182174][ T4105] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 1493.800136][ T4105] usb 2-1: config 0 has an invalid interface number: 69 but max is 0 [ 1493.802364][ T4105] usb 2-1: config 0 has no interface number 0 [ 1493.804234][ T4105] usb 2-1: config 0 interface 69 altsetting 0 bulk endpoint 0x8 has invalid maxpacket 1023 [ 1493.810236][ T4105] usb 2-1: config 0 interface 69 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7 [ 1493.939354][ T4105] usb 2-1: New USB device found, idVendor=0c4b, idProduct=0100, bcdDevice=d7.ca [ 1493.941722][ T4105] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1493.943526][ T4105] usb 2-1: Product: syz [ 1493.945091][ T4105] usb 2-1: Manufacturer: syz [ 1493.955315][ T4105] usb 2-1: SerialNumber: syz [ 1494.180769][ T4105] usb 2-1: config 0 descriptor?? [ 1494.205617][ T4609] raw-gadget.0 gadget.1: fail, usb_ep_enable returned -22 [ 1494.393288][ T4105] cyberjack 2-1:0.69: Reiner SCT Cyberjack USB card reader converter detected [ 1494.770332][ T4105] usb 2-1: Reiner SCT Cyberjack USB card reader converter now attached to ttyUSB0 [ 1497.732279][ T3840] usb 2-1: USB disconnect, device number 3 [ 1498.255502][ T3840] cyberjack ttyUSB0: Reiner SCT Cyberjack USB card reader converter now disconnected from ttyUSB0 [ 1498.333903][ T3840] cyberjack 2-1:0.69: device disconnected [ 1507.731041][ T4641] A link change request failed with some changes committed already. Interface sit0 may have been left with an inconsistent configuration, please check. [ 1513.942464][ T4649] netlink: 'syz.1.278': attribute type 19 has an invalid length. [ 1515.304254][ T4654] vlan2: entered allmulticast mode [ 1515.328882][ T4654] veth1_macvtap: entered allmulticast mode [ 1559.386018][ T4696] hsr_slave_0: hsr_addr_subst_dest: Unknown node [ 1559.392268][ T4696] hsr_slave_1: hsr_addr_subst_dest: Unknown node [ 1581.181207][ T4714] netlink: 'syz.0.301': attribute type 15 has an invalid length. [ 1605.151119][ T4734] netlink: 4 bytes leftover after parsing attributes in process `syz.1.310'. [ 1613.481107][ T4051] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 1613.709482][ T4051] usb 1-1: Using ep0 maxpacket: 8 [ 1613.909155][ T4051] usb 1-1: unable to get BOS descriptor or descriptor too short [ 1613.984394][ T4051] usb 1-1: config 8 interface 0 altsetting 7 bulk endpoint 0x3 has invalid maxpacket 8 [ 1614.030078][ T4051] usb 1-1: config 8 interface 0 has no altsetting 0 [ 1614.459594][ T4051] usb 1-1: New USB device found, idVendor=07fd, idProduct=0001, bcdDevice=6a.e5 [ 1614.462223][ T4051] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1614.465010][ T4051] usb 1-1: Product: syz [ 1614.537662][ T4051] usb 1-1: Manufacturer: syz [ 1614.588796][ T4051] usb 1-1: SerialNumber: syz [ 1615.463828][ T4740] tun0: tun_chr_ioctl cmd 1074025676 [ 1615.499079][ T4740] tun0: owner set to 0 [ 1615.993988][ T4737] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 1619.972037][ T4051] usb 1-1: Quirk or no altset; falling back to MIDI 1.0 [ 1619.993472][ T4051] usb 1-1: selecting invalid altsetting 0 [ 1622.395241][ T4051] usb 1-1: USB disconnect, device number 6 [ 1648.260621][ T4797] netlink: 24 bytes leftover after parsing attributes in process `syz.0.324'. [ 1682.952810][ T4833] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 1716.323680][ T3190] usb 2-1: new full-speed USB device number 4 using dummy_hcd [ 1716.868985][ T3190] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 1716.870724][ T3190] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 10 [ 1716.873686][ T3190] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x2 has invalid wMaxPacketSize 0 [ 1716.875057][ T3190] usb 2-1: config 0 interface 0 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 5 [ 1716.998763][ T3190] usb 2-1: New USB device found, idVendor=2040, idProduct=b138, bcdDevice= 1.42 [ 1717.000215][ T3190] usb 2-1: New USB device strings: Mfr=4, Product=0, SerialNumber=0 [ 1717.001465][ T3190] usb 2-1: Manufacturer: syz [ 1717.070711][ T3190] usb 2-1: config 0 descriptor?? [ 1724.968923][ T3190] rc_core: IR keymap rc-hauppauge not found [ 1724.970269][ T3190] Registered IR keymap rc-empty [ 1725.109460][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.140454][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.172684][ T3190] rc rc0: Conexant Hybrid TV (cx231xx) MCE IR no TX as /devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/rc/rc0 [ 1725.244249][ T3190] input: Conexant Hybrid TV (cx231xx) MCE IR no TX as /devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/rc/rc0/input0 [ 1725.409531][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.467448][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.519471][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.548553][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.612306][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.647522][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.688214][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.751512][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.773163][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1725.799580][ T3190] mceusb 2-1:0.0: Error: mce write submit urb error = -90 [ 1726.275574][ T3190] mceusb 2-1:0.0: Registered with mce emulator interface version 1 [ 1726.307815][ T3190] mceusb 2-1:0.0: 2 tx ports (0x0 cabled) and 2 rx sensors (0x0 active) [ 1726.734070][ T3190] usb 2-1: USB disconnect, device number 4 [ 1739.269911][ T4904] pimreg: entered allmulticast mode [ 1743.733225][ T4911] mmap: syz.1.363 (4911) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 1770.269154][ T25] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 1770.644289][ T25] usb 2-1: New USB device found, idVendor=0bed, idProduct=1100, bcdDevice=ec.c3 [ 1770.669021][ T25] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1770.975550][ T25] usb 2-1: config 0 descriptor?? [ 1771.175364][ T25] cp210x 2-1:0.0: cp210x converter detected [ 1772.830796][ T25] usb 2-1: cp210x converter now attached to ttyUSB0 [ 1772.931713][ T25] usb 2-1: USB disconnect, device number 5 [ 1773.175949][ T25] cp210x ttyUSB0: cp210x converter now disconnected from ttyUSB0 [ 1773.215612][ T25] cp210x 2-1:0.0: device disconnected [ 1794.681959][ T4981] IPv6: NLM_F_CREATE should be specified when creating new route [ 1809.358803][ T9] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 1809.615455][ T5006] netlink: 20 bytes leftover after parsing attributes in process `syz.1.395'. [ 1809.923267][ T9] usb 1-1: config index 0 descriptor too short (expected 23569, got 27) [ 1809.929241][ T9] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1810.022277][ T9] usb 1-1: New USB device found, idVendor=03eb, idProduct=0002, bcdDevice=ba.c0 [ 1810.024706][ T9] usb 1-1: New USB device strings: Mfr=5, Product=0, SerialNumber=0 [ 1810.068803][ T9] usb 1-1: Manufacturer: syz [ 1810.604108][ T9] usb 1-1: config 0 descriptor?? [ 1813.272444][ T9] rc_core: IR keymap rc-hauppauge not found [ 1813.274462][ T9] Registered IR keymap rc-empty [ 1813.391739][ T9] rc rc0: IgorPlug-USB IR Receiver as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/rc/rc0 [ 1813.581540][ T9] input: IgorPlug-USB IR Receiver as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/rc/rc0/input1 [ 1814.488997][ T5013] rc rc0: two consecutive events of type space [ 1814.593126][ T5019] binder: 5017:5019 ioctl c018620c 200000000000 returned -22 [ 1814.809840][ T4622] usb 1-1: USB disconnect, device number 7 [ 1820.663469][ T5032] sch_tbf: burst 0 is lower than device lo mtu (65550) ! [ 1835.685404][ T5048] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1836.927478][ T5048] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1838.106039][ T5048] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1839.446068][ T5048] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1840.952448][ T25] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 1841.192314][ T25] usb 1-1: Using ep0 maxpacket: 16 [ 1841.350847][ T25] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 1841.359137][ T25] usb 1-1: New USB device found, idVendor=05ac, idProduct=0244, bcdDevice= 0.00 [ 1841.361213][ T25] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1841.500241][ T25] usb 1-1: config 0 descriptor?? [ 1841.815812][ T25] input: bcm5974 as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/input/input2 [ 1842.125276][ T5048] netdevsim netdevsim1 eth0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1842.752941][ T5048] netdevsim netdevsim1 eth1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1844.088576][ T5048] netdevsim netdevsim1 eth2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1845.595761][ T5048] netdevsim netdevsim1 eth3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1848.029318][ T5062] bcm5974 1-1:0.0: could not read from device [ 1848.529388][ T4622] usb 1-1: USB disconnect, device number 8 [ 1865.807655][ T35] audit: type=1400 audit(1864.750:26): apparmor="DENIED" operation="stack_onexec" class="file" info="label not found" error=-2 profile="unconfined" name=3A203A0A37202020206970 pid=5103 comm="syz.1.416" [ 1872.500692][ T5114] syz.0.420 uses obsolete (PF_INET,SOCK_PACKET) [ 1877.334580][ T5122] netem: incorrect ge model size [ 1926.467905][ T35] audit: type=1326 audit(1925.400:27): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5168 comm="syz.0.443" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 1926.518528][ T35] audit: type=1326 audit(1925.460:28): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5168 comm="syz.0.443" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 1926.582217][ T35] audit: type=1326 audit(1925.520:29): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5168 comm="syz.0.443" exe="/syz-executor" sig=0 arch=c00000f3 syscall=165 compat=0 ip=0xdb906 code=0x7ffc0000 [ 1926.615479][ T35] audit: type=1326 audit(1925.560:30): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5168 comm="syz.0.443" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 1926.630464][ T35] audit: type=1326 audit(1925.580:31): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5168 comm="syz.0.443" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 1935.381893][ T5179] veth1_macvtap: left promiscuous mode [ 1939.040313][ T5182] netlink: 12 bytes leftover after parsing attributes in process `syz.0.449'. [ 2010.052049][ T5260] netlink: 24 bytes leftover after parsing attributes in process `syz.0.486'. [ 2017.840052][ T5271] netlink: 112 bytes leftover after parsing attributes in process `syz.0.492'. [ 2027.564031][ T3897] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 2027.901011][ T3897] usb 1-1: Using ep0 maxpacket: 16 [ 2028.160697][ T3897] usb 1-1: config 0 interface 0 altsetting 2 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 2028.162304][ T3897] usb 1-1: config 0 interface 0 altsetting 2 endpoint 0x81 has invalid wMaxPacketSize 0 [ 2028.163503][ T3897] usb 1-1: config 0 interface 0 has no altsetting 0 [ 2028.164754][ T3897] usb 1-1: New USB device found, idVendor=056a, idProduct=0331, bcdDevice= 0.00 [ 2028.166015][ T3897] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2028.369432][ T3897] usb 1-1: config 0 descriptor?? [ 2028.842654][ T35] audit: type=1326 audit(2027.770:32): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5292 comm="syz.1.498" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 2028.920378][ T35] audit: type=1326 audit(2027.860:33): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5292 comm="syz.1.498" exe="/syz-executor" sig=0 arch=c00000f3 syscall=133 compat=0 ip=0xdb906 code=0x7ffc0000 [ 2029.084749][ T35] audit: type=1326 audit(2027.870:34): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5292 comm="syz.1.498" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 2029.095657][ T35] audit: type=1326 audit(2028.040:35): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5292 comm="syz.1.498" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb906 code=0x7ffc0000 [ 2030.678690][ T3897] hid (null): unknown global tag 0xe [ 2030.681014][ T3897] hid (null): invalid report_count 974839327 [ 2030.683366][ T3897] hid (null): bogus close delimiter [ 2030.751853][ T3897] hid (null): invalid report_size 56193 [ 2030.755876][ T3897] hid (null): global environment stack overflow [ 2030.831200][ T3897] hid (null): invalid report_count 47062 [ 2031.915987][ T3897] usb 1-1: USB disconnect, device number 9 [ 2046.133359][ T5318] veth0_to_bond: default FDB implementation only supports local addresses [ 2072.975269][ T13] netdevsim netdevsim1 eth3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2073.451926][ T4582] usb 1-1: new high-speed USB device number 10 using dummy_hcd [ 2073.852937][ T4582] usb 1-1: New USB device found, idVendor=0bed, idProduct=1100, bcdDevice=ec.c3 [ 2073.868436][ T4582] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2073.955154][ T13] netdevsim netdevsim1 eth2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2074.101999][ T4582] usb 1-1: config 0 descriptor?? [ 2074.473259][ T4582] cp210x 1-1:0.0: cp210x converter detected [ 2076.299394][ T13] netdevsim netdevsim1 eth1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2076.689078][ T4582] cp210x 1-1:0.0: failed to get vendor val 0x000e size 3: -32 [ 2077.475632][ T4582] usb 1-1: cp210x converter now attached to ttyUSB0 [ 2077.680643][ T4582] usb 1-1: USB disconnect, device number 10 [ 2078.273732][ T4582] cp210x ttyUSB0: cp210x converter now disconnected from ttyUSB0 [ 2078.533329][ T13] netdevsim netdevsim1 eth0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2079.675331][ T4582] cp210x 1-1:0.0: device disconnected [ 2096.719925][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 2097.185294][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 2097.483180][ T13] bond0 (unregistering): Released all slaves [ 2099.763407][ T13] hsr_slave_0: left promiscuous mode [ 2099.849456][ T13] hsr_slave_1: left promiscuous mode [ 2100.411855][ T13] veth1_macvtap: left promiscuous mode [ 2100.415731][ T13] veth0_macvtap: left promiscuous mode [ 2100.455295][ T13] veth1_vlan: left promiscuous mode [ 2100.471084][ T13] veth0_vlan: left promiscuous mode [ 2109.775444][ T13] pimreg (unregistering): left allmulticast mode [ 2172.801894][ T5395] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 2172.953628][ T5395] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 2173.283059][ T5618] nbd0: detected capacity change from 0 to 63 [ 2173.547760][ T56] block nbd0: Receive control failed (result -32) [ 2191.310514][ T5395] hsr_slave_0: entered promiscuous mode [ 2191.403904][ T5395] hsr_slave_1: entered promiscuous mode [ 2210.694337][ T5395] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 2211.095645][ T5395] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 2211.893335][ T5395] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 2212.550719][ T5395] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 2217.895530][ T5828] netlink: 12 bytes leftover after parsing attributes in process `syz.0.541'. [ 2217.928819][ T5828] A link change request failed with some changes committed already. Interface macvlan0 may have been left with an inconsistent configuration, please check. [ 2236.445971][ T5395] 8021q: adding VLAN 0 to HW filter on device bond0 [ 2302.042933][ T5911] netlink: 20 bytes leftover after parsing attributes in process `syz.0.552'. [ 2317.814012][ T5395] veth0_vlan: entered promiscuous mode [ 2319.088951][ T5395] veth1_vlan: entered promiscuous mode [ 2323.085281][ T5395] veth0_macvtap: entered promiscuous mode [ 2323.593097][ T5395] veth1_macvtap: entered promiscuous mode [ 2326.181174][ T5395] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 2326.183494][ T5395] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 2326.184784][ T5395] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 2326.185867][ T5395] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 2371.048129][ T3897] usb 2-1: new full-speed USB device number 6 using dummy_hcd [ 2371.461352][ T3897] usb 2-1: config 0 has an invalid interface number: 170 but max is 0 [ 2371.463809][ T3897] usb 2-1: config 0 has no interface number 0 [ 2371.468033][ T3897] usb 2-1: config 0 interface 170 has no altsetting 0 [ 2371.470047][ T3897] usb 2-1: New USB device found, idVendor=c383, idProduct=abd3, bcdDevice=60.bf [ 2371.471777][ T3897] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2372.292210][ T3897] usb 2-1: config 0 descriptor?? [ 2372.713565][ T3897] usb 2-1: bad CDC descriptors [ 2375.139608][ T5937] usb 2-1: USB disconnect, device number 6 [ 2415.464304][ T6024] [ 2415.465483][ T6024] ====================================================== [ 2415.466677][ T6024] WARNING: possible circular locking dependency detected [ 2415.468522][ T6024] 6.16.0-rc1-syzkaller-gfda589c28604 #0 Not tainted [ 2415.471112][ T6024] ------------------------------------------------------ [ 2415.471952][ T6024] syz.1.572/6024 is trying to acquire lock: [ 2415.472893][ T6024] ffffaf801a0f5a30 (&nbd->config_lock){+.+.}-{4:4}, at: nbd_open+0x3c0/0x6fe [ 2415.475360][ T6024] [ 2415.475360][ T6024] but task is already holding lock: [ 2415.476233][ T6024] ffffffff88e269e8 (nbd_index_mutex){+.+.}-{4:4}, at: nbd_open+0x98/0x6fe [ 2415.478007][ T6024] [ 2415.478007][ T6024] which lock already depends on the new lock. [ 2415.478007][ T6024] [ 2415.478867][ T6024] [ 2415.478867][ T6024] the existing dependency chain (in reverse order) is: [ 2415.479615][ T6024] [ 2415.479615][ T6024] -> #3 (nbd_index_mutex){+.+.}-{4:4}: [ 2415.481229][ T6024] lock_acquire+0x1ac/0x448 [ 2415.482102][ T6024] __mutex_lock+0x166/0x1292 [ 2415.482896][ T6024] mutex_lock_nested+0x14/0x1c [ 2415.483645][ T6024] nbd_open+0x98/0x6fe [ 2415.484462][ T6024] blkdev_get_whole+0x8a/0x266 [ 2415.485271][ T6024] bdev_open+0x292/0xce6 [ 2415.486052][ T6024] blkdev_open+0x264/0x39a [ 2415.486864][ T6024] do_dentry_open+0x97e/0x171e [ 2415.487618][ T6024] vfs_open+0xbe/0x380 [ 2415.488299][ T6024] path_openat+0x1bd8/0x2a82 [ 2415.489082][ T6024] do_filp_open+0x19c/0x380 [ 2415.490294][ T6024] do_sys_openat2+0x11a/0x1c2 [ 2415.491094][ T6024] __riscv_sys_openat+0x178/0x1fe [ 2415.492443][ T6024] syscall_handler+0x94/0x118 [ 2415.493308][ T6024] do_trap_ecall_u+0x396/0x530 [ 2415.494204][ T6024] handle_exception+0x146/0x152 [ 2415.495185][ T6024] [ 2415.495185][ T6024] -> #2 (&disk->open_mutex){+.+.}-{4:4}: [ 2415.496704][ T6024] lock_acquire+0x1ac/0x448 [ 2415.497593][ T6024] __mutex_lock+0x166/0x1292 [ 2415.498464][ T6024] mutex_lock_nested+0x14/0x1c [ 2415.499235][ T6024] __del_gendisk+0x132/0xac6 [ 2415.500115][ T6024] del_gendisk+0xf6/0x19a [ 2415.501125][ T6024] nbd_dev_remove+0x3c/0xf2 [ 2415.501905][ T6024] nbd_dev_remove_work+0x1c/0x26 [ 2415.502782][ T6024] process_one_work+0x96a/0x1f32 [ 2415.503580][ T6024] worker_thread+0x5ce/0xde8 [ 2415.504568][ T6024] kthread+0x39c/0x7d4 [ 2415.505452][ T6024] ret_from_fork_kernel+0x2a/0xbb2 [ 2415.506671][ T6024] ret_from_fork_kernel_asm+0x16/0x18 [ 2415.507835][ T6024] [ 2415.507835][ T6024] -> #1 (&set->update_nr_hwq_lock){++++}-{4:4}: [ 2415.509323][ T6024] lock_acquire+0x1ac/0x448 [ 2415.510438][ T6024] down_write+0x9c/0x19a [ 2415.511318][ T6024] blk_mq_update_nr_hw_queues+0x3e/0xb86 [ 2415.512224][ T6024] nbd_start_device+0x140/0xb2c [ 2415.513174][ T6024] nbd_genl_connect+0xae0/0x1b24 [ 2415.514211][ T6024] genl_family_rcv_msg_doit+0x206/0x2e6 [ 2415.515193][ T6024] genl_rcv_msg+0x514/0x78e [ 2415.516140][ T6024] netlink_rcv_skb+0x206/0x3be [ 2415.517034][ T6024] genl_rcv+0x36/0x4c [ 2415.517822][ T6024] netlink_unicast+0x4f0/0x82c [ 2415.518879][ T6024] netlink_sendmsg+0x85e/0xdd6 [ 2415.519748][ T6024] __sock_sendmsg+0xcc/0x160 [ 2415.520735][ T6024] ____sys_sendmsg+0x63e/0x79c [ 2415.521653][ T6024] ___sys_sendmsg+0x144/0x1e6 [ 2415.522573][ T6024] __sys_sendmsg+0x188/0x246 [ 2415.523466][ T6024] __riscv_sys_sendmsg+0x70/0xa2 [ 2415.524355][ T6024] syscall_handler+0x94/0x118 [ 2415.525533][ T6024] do_trap_ecall_u+0x396/0x530 [ 2415.526527][ T6024] handle_exception+0x146/0x152 [ 2415.527397][ T6024] [ 2415.527397][ T6024] -> #0 (&nbd->config_lock){+.+.}-{4:4}: [ 2415.528596][ T6024] check_noncircular+0x132/0x146 [ 2415.529402][ T6024] __lock_acquire+0x12b2/0x24ea [ 2415.530506][ T6024] lock_acquire+0x1ac/0x448 [ 2415.531395][ T6024] __mutex_lock+0x166/0x1292 [ 2415.532115][ T6024] mutex_lock_nested+0x14/0x1c [ 2415.532893][ T6024] nbd_open+0x3c0/0x6fe [ 2415.534222][ T6024] blkdev_get_whole+0x8a/0x266 [ 2415.535262][ T6024] bdev_open+0x292/0xce6 [ 2415.536057][ T6024] blkdev_open+0x264/0x39a [ 2415.536886][ T6024] do_dentry_open+0x97e/0x171e [ 2415.537668][ T6024] vfs_open+0xbe/0x380 [ 2415.538440][ T6024] path_openat+0x1bd8/0x2a82 [ 2415.539291][ T6024] do_filp_open+0x19c/0x380 [ 2415.540178][ T6024] do_sys_openat2+0x11a/0x1c2 [ 2415.541090][ T6024] __riscv_sys_openat+0x178/0x1fe [ 2415.542320][ T6024] syscall_handler+0x94/0x118 [ 2415.543118][ T6024] do_trap_ecall_u+0x396/0x530 [ 2415.543962][ T6024] handle_exception+0x146/0x152 [ 2415.544865][ T6024] [ 2415.544865][ T6024] other info that might help us debug this: [ 2415.544865][ T6024] [ 2415.545742][ T6024] Chain exists of: [ 2415.545742][ T6024] &nbd->config_lock --> &disk->open_mutex --> nbd_index_mutex [ 2415.545742][ T6024] [ 2415.547971][ T6024] Possible unsafe locking scenario: [ 2415.547971][ T6024] [ 2415.549477][ T6024] CPU0 CPU1 [ 2415.550447][ T6024] ---- ---- [ 2415.551402][ T6024] lock(nbd_index_mutex); [ 2415.552764][ T6024] lock(&disk->open_mutex); [ 2415.554286][ T6024] lock(nbd_index_mutex); [ 2415.555560][ T6024] lock(&nbd->config_lock); [ 2415.556514][ T6024] [ 2415.556514][ T6024] *** DEADLOCK *** [ 2415.556514][ T6024] [ 2415.557403][ T6024] 2 locks held by syz.1.572/6024: [ 2415.558499][ T6024] #0: ffffaf801a076358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0x3d0/0xce6 [ 2415.561678][ T6024] #1: ffffffff88e269e8 (nbd_index_mutex){+.+.}-{4:4}, at: nbd_open+0x98/0x6fe [ 2415.564017][ T6024] [ 2415.564017][ T6024] stack backtrace: [ 2415.565725][ T6024] CPU: 1 UID: 0 PID: 6024 Comm: syz.1.572 Not tainted 6.16.0-rc1-syzkaller-gfda589c28604 #0 PREEMPT [ 2415.566417][ T6024] Hardware name: riscv-virtio,qemu (DT) [ 2415.567065][ T6024] Call Trace: [ 2415.567310][ T6024] [] dump_backtrace+0x2e/0x3c [ 2415.567889][ T6024] [] show_stack+0x30/0x3c [ 2415.568311][ T6024] [] dump_stack_lvl+0x12e/0x1a6 [ 2415.568822][ T6024] [] dump_stack+0x1c/0x24 [ 2415.569183][ T6024] [] print_circular_bug+0x254/0x29a [ 2415.569537][ T6024] [] check_noncircular+0x132/0x146 [ 2415.569900][ T6024] [] __lock_acquire+0x12b2/0x24ea [ 2415.570320][ T6024] [] lock_acquire+0x1ac/0x448 [ 2415.570681][ T6024] [] __mutex_lock+0x166/0x1292 [ 2415.570965][ T6024] [] mutex_lock_nested+0x14/0x1c [ 2415.571241][ T6024] [] nbd_open+0x3c0/0x6fe [ 2415.571593][ T6024] [] blkdev_get_whole+0x8a/0x266 [ 2415.571981][ T6024] [] bdev_open+0x292/0xce6 [ 2415.572220][ T6024] [] blkdev_open+0x264/0x39a [ 2415.572522][ T6024] [] do_dentry_open+0x97e/0x171e [ 2415.572775][ T6024] [] vfs_open+0xbe/0x380 [ 2415.573042][ T6024] [] path_openat+0x1bd8/0x2a82 [ 2415.573381][ T6024] [] do_filp_open+0x19c/0x380 [ 2415.573751][ T6024] [] do_sys_openat2+0x11a/0x1c2 [ 2415.574042][ T6024] [] __riscv_sys_openat+0x178/0x1fe [ 2415.574388][ T6024] [] syscall_handler+0x94/0x118 [ 2415.574698][ T6024] [] do_trap_ecall_u+0x396/0x530 [ 2415.575064][ T6024] [] handle_exception+0x146/0x152 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 2419.747635][ T6023] block nbd1: shutting down sockets [ 2427.771522][ T3489] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2428.383038][ T3489] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2428.984815][ T3489] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2429.893535][ T3489] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2435.689686][ T3489] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 2435.754625][ T3489] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 2435.812766][ T3489] bond0 (unregistering): Released all slaves [ 2436.143271][ T3489] hsr_slave_0: left promiscuous mode [ 2436.163794][ T3489] hsr_slave_1: left promiscuous mode [ 2436.263940][ T3489] veth1_macvtap: left promiscuous mode [ 2436.267256][ T3489] veth0_macvtap: left promiscuous mode [ 2436.271944][ T3489] veth1_vlan: left promiscuous mode [ 2436.273943][ T3489] veth0_vlan: left promiscuous mode VM DIAGNOSIS: 20:44:17 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff80215b1e mhartid 0000000000000000 mstatus 0000000a000001a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff8634d254 vstvec 0000000000000000 mepc ffffffff804eba10 sepc ffffffff80078468 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000009 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 000000008004a000 sscratch 0000000000000000 satp 904ea00000099321 x0/zero 0000000000000000 x1/ra ffffffff8511d5c8 x2/sp ffff8f8000007490 x3/gp ffffffff89c83e20 x4/tp ffffaf801b7bb480 x5/t0 ffffaf802a6a6860 x6/t1 fffff5ef0527595c x7/t2 ffffaf806ed256c0 x8/s0 ffff8f8000007490 x9/s1 ffffaf80293aca00 x10/a0 0000000000000001 x11/a1 0000000000000000 x12/a2 0000000000f00000 x13/a3 ffffffff85760166 x14/a4 0000000000000000 x15/a5 0000000000000000 x16/a6 0000000000f00000 x17/a7 ffffaf80293acae7 x18/s2 ffffffff9103c3c0 x19/s3 ffffffff8667dd10 x20/s4 ffffffff91183800 x21/s5 ffffaf806ed44d18 x22/s6 000000000162523a x23/s7 ffffaf801b6e0000 x24/s8 ffffaf80293aca70 x25/s9 1ffffffff223077c x26/s10 ffff8f8000007560 x27/s11 0000000000000013 x28/t3 fffffffff204f204 x29/t4 fffff5ef0527595c x30/t5 fffff5ef0527595d x31/t6 ffffaf80293aca34 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000 info registers vcpu 1 CPU#1 V = 0 pc ffffffff802ffdb4 mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff8634d254 vstvec 0000000000000000 mepc ffffffff8008eba2 sepc ffffffff86325b3e vsepc 0000000000000000 mcause 0000000000000009 scause 0000000000000008 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080048000 sscratch 0000000000000000 satp 904eb0000009e813 x0/zero 0000000000000000 x1/ra ffffffff802ffdb0 x2/sp ffff8f8003456c60 x3/gp ffffffff89c83e20 x4/tp ffffaf8014f39a40 x5/t0 6300000000000000 x6/t1 0000000000000036 x7/t2 63722d302e36312e x8/s0 ffff8f8003456e00 x9/s1 ffffffff88ff2940 x10/a0 0000000000000007 x11/a1 0000000000000000 x12/a2 0000000000080000 x13/a3 ffffffff802ffdb0 x14/a4 ffff8f800872f370 x15/a5 0000000000024370 x16/a6 0000000000000003 x17/a7 0000000000000038 x18/s2 1ffffffff11fe533 x19/s3 0000000200000020 x20/s4 0000000000000000 x21/s5 0000000000000000 x22/s6 ffff8f8003456d20 x23/s7 ffffffff88ff2998 x24/s8 1ffffffff11fe534 x25/s9 ffffffff88ff29a0 x26/s10 dfffffff00000000 x27/s11 ffff8f8003456d80 x28/t3 ffffffff90e45f77 x29/t4 ffffffff90e45f77 x30/t5 ffffffff90e45f78 x31/t6 ffffffff90e45f77 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000