last executing test programs: 3.866604914s ago: executing program 2 (id=283): prlimit64(0x0, 0xe, &(0x7f0000000540)={0x8, 0x808b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000580)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f00000005c0)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000600)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f0000000640)=@abs={0x0, 0x0, 0x4e23}, 0x6e) sendmmsg$unix(r2, &(0x7f00000006c0), 0x651, 0x0) recvmmsg(r1, &(0x7f0000000700), 0x10106, 0x2, 0x0) prctl$PR_SET_MM_EXE_FILE(0x23, 0xd, r2) sched_setscheduler(0x0, 0x2, &(0x7f0000000740)=0x6) add_key(&(0x7f0000000780)='asymmetric\x00', 0x0, &(0x7f00000007c0), 0x0, 0xfffffffffffffffe) keyctl$link(0x8, 0x0, 0x0) r3 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$IP_VS_SO_SET_ADD(r3, 0x0, 0x482, &(0x7f0000000ac0)={0x6, @local, 0x4e21, 0x0, 'lblc\x00', 0x1, 0x12c, 0xffffffff}, 0x2c) 2.838842889s ago: executing program 2 (id=289): r0 = socket(0xa, 0x3, 0xff) setsockopt$inet6_opts(r0, 0x29, 0x39, &(0x7f0000000780)=ANY=[], 0xa8) 2.838500379s ago: executing program 2 (id=291): r0 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ptrace(0x10, r0) ptrace$getregset(0x4205, r0, 0x2, 0x0) 2.776632496s ago: executing program 2 (id=293): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$wireguard(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000600)={0xcc, r1, 0x1, 0x0, 0x0, {}, [@WGDEVICE_A_IFNAME={0x14, 0x2, 'wg0\x00'}, @WGDEVICE_A_PEERS={0xa4, 0x8, 0x0, 0x1, [{0x28, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_FLAGS={0x8, 0x3, 0x5}, @WGPEER_A_PUBLIC_KEY={0x24, 0x1, @c_g}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_ALLOWEDIPS={0x20, 0x9, 0x0, 0x1, [{0x1c, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_PUBLIC_KEY={0x24}]}]}]}, 0xcc}, 0x1, 0x0, 0x0, 0x404c844}, 0x40000) 2.426278172s ago: executing program 2 (id=294): r0 = fsopen(&(0x7f0000000640)='proc\x00', 0x0) r1 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f00000029c0)={0x1, &(0x7f0000002a00)=[{0x6, 0x4, 0x0, 0x7fff0000}]}) close_range(r1, 0xffffffffffffffff, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) 2.426015772s ago: executing program 2 (id=295): r0 = syz_usb_connect$lan78xx(0x3, 0x3f, &(0x7f0000000dc0)={{0x12, 0x1, 0x200, 0xff, 0xff, 0xff, 0x40, 0x424, 0x7850, 0x0, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x2d}}]}}, 0x0) syz_usb_control_io$lan78xx(r0, 0x0, &(0x7f0000000000)={0x1c, &(0x7f0000000740)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$lan78xx(r0, 0x0, 0x0) syz_usb_control_io$lan78xx(r0, 0x0, &(0x7f0000000680)={0x34, &(0x7f0000000700)={0x0, 0x30}, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$lan78xx(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000003f00)={0x84, &(0x7f0000000080)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$lan78xx(r0, 0x0, &(0x7f0000000880)={0x34, &(0x7f0000000140)={0x40, 0xa}, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f00000008c0)={0x84, &(0x7f0000000340)={0x20, 0xe}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000980)={0x84, &(0x7f0000000e80)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$lan78xx(r0, 0x0, &(0x7f0000000300)={0x34, &(0x7f0000000100)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$lan78xx(r0, 0x0, &(0x7f0000001280)={0x34, &(0x7f0000001080)={0x40, 0x5}, 0x0, 0x0, 0x0, 0x0, 0x0}) 2.34278241s ago: executing program 1 (id=298): r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000080)={0x6, @loopback, 0x15, 0x0, 'sh\x00'}, 0x2c) setsockopt$IP_VS_SO_SET_ADDDEST(r0, 0x0, 0x487, &(0x7f0000000400)={{0x6, @loopback, 0x15, 0x0, 'rr\x00', 0x0, 0x40000000}, {@private=0xa010102, 0x4e21, 0x0, 0x1, 0x1000000}}, 0x44) setsockopt(r0, 0x0, 0x483, &(0x7f0000000480)="060000007f00000100150000000000006d6800"/44, 0x2c) 2.34262858s ago: executing program 1 (id=299): setns(0xc9, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000000c0), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000080)={'wlan0\x00'}) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000001c0)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x30, r1, 0x5, 0x70bd29, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @NL80211_ATTR_WIPHY_FREQ_HINT={0x8}]}, 0x30}, 0x1, 0x0, 0x0, 0x200048d0}, 0x40000) 2.3425339s ago: executing program 1 (id=300): madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) sendmmsg$inet(0xffffffffffffffff, &(0x7f0000001300)=[{{&(0x7f0000000a80)={0x2, 0x4e20, @multicast1}, 0x10, &(0x7f0000002a80)}}], 0x1, 0x448c0) syz_clone3(&(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, &(0x7f0000000a80), 0x2}, 0xa0) 2.321540282s ago: executing program 0 (id=302): syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) r0 = socket$inet6(0xa, 0x1, 0x100) socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socket$nl_netfilter(0x10, 0x3, 0xc) socket$xdp(0x2c, 0x3, 0x0) sendmsg$TEAM_CMD_OPTIONS_GET(r0, &(0x7f0000003240)={0x0, 0x0, &(0x7f0000003200)={0x0}, 0x1, 0x0, 0x0, 0x80}, 0x24000001) pselect6(0x40, &(0x7f0000002340)={0x4, 0x8001, 0x6, 0x300, 0x0, 0x3ff000000, 0x80000000009c2a, 0x4}, 0x0, &(0x7f0000002380)={0x3ff, 0x4000000000002, 0x7ffffffffffff, 0x9, 0x4, 0x0, 0x8000000000000000, 0x4000009}, 0x0, 0x0) shutdown(r0, 0x1) 2.305356664s ago: executing program 0 (id=303): r0 = memfd_create(&(0x7f0000000000)='[\v\xdbX\xae[\x1a\xa9\xfd\xfa\xad\xd1md\xc8\x85HX\xa9%\f\x1ae\xe0\x00\x00\x00\x00\xfb\xff\x00\x00\x81\x9eG\xd9,\xe2\xc6a\x9f\xe8\xf1\xb3\x86\xe2+Op\xd0\xa2\x82\x1eb;(\xb5\xe1jS\xd6\x91%||\xa0\x8ez\xadT\xc8\f\xe5\x89\xbf3:\x99\x1e\xac`\xc3\xcf\xd3\xae\xd2\a\x11\xa9\xa5^\xff\xf5\x95\xd2q#\xc6\xca\x97\x9d\xcb\x1e\x80\xd6\xd5%N&\xf8#\x80z8Z\xd2}\xf5\xe4\x9f5\x9b\x01\xf9t\xbb\x1er\x14\xdb\xd3\xcd\xfd\xbdnC\xec', 0x0) execveat(r0, &(0x7f00000000c0)='\x00', 0x0, 0x0, 0x1000) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, 0x0, 0x0) unshare(0x24040400) mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0) socket$inet_udp(0x2, 0x2, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x400) socket$unix(0x1, 0x2, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) bind$unix(r1, &(0x7f0000000200)=@abs={0x1, 0x0, 0x4e20}, 0x6e) 2.289032986s ago: executing program 0 (id=304): r0 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r0, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/74, 0x328000, 0x800, 0x0, 0x1}, 0x20) setsockopt$XDP_UMEM_COMPLETION_RING(r0, 0x11b, 0x6, &(0x7f0000000200)=0x1, 0x4) 2.206827134s ago: executing program 0 (id=305): prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r3 = fsopen(&(0x7f00000001c0)='bpf\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r3, 0x6, 0x0, 0x0, 0x0) 2.206714784s ago: executing program 1 (id=306): r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) ioctl$XFS_IOC_ATTRLIST_BY_HANDLE(r0, 0x4058587a, 0x0) 2.206647974s ago: executing program 1 (id=307): mlockall(0x7) r0 = syz_open_procfs(0x0, &(0x7f0000000780)='numa_maps\x00') read$FUSE(r0, &(0x7f0000001380)={0x2020}, 0x2020) 2.206587694s ago: executing program 1 (id=308): r0 = syz_usb_connect(0x2, 0x239, &(0x7f00000006c0)=ANY=[@ANYBLOB="12010000e388d640697a01006ba8010203010902270201020010000904"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io$lan78xx(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) 700.722339ms ago: executing program 0 (id=312): mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeef, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) socket$inet(0x2, 0x2, 0x1) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x400000000000041, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r3, &(0x7f00000000c0)={0x2, 0x4e21, @broadcast}, 0x10) connect$inet(r3, &(0x7f0000000100)={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x17}}, 0x10) setsockopt$inet_group_source_req(0xffffffffffffffff, 0x0, 0x2e, 0x0, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r3, 0x6, 0xd, &(0x7f0000000040)='cdg', 0x3) recvfrom$inet(r3, &(0x7f0000000080)=""/8, 0xfffffffffffffd0b, 0x720, 0x0, 0xfffffffffffffd25) 333.596476ms ago: executing program 3 (id=314): mkdirat(0xffffffffffffff9c, &(0x7f0000000640)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000680)='./dev\x00', &(0x7f00000006c0)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000100700)='./mnt\x00', 0x1ff) mount(&(0x7f0000100740)=@filename='./dev/sda1\x00', &(0x7f0000100780)='./mnt\x00', &(0x7f00001007c0)='ext4\x00', 0x8410, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000100800)='./mnt\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_ADD(r0, 0x40286608, &(0x7f0000100840)={0x14a00, 0x9, 0x9, 0x8, 0x0, 0x7}) 277.891692ms ago: executing program 3 (id=315): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./proc\x00', &(0x7f0000000080)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./proc/thread-self/fail-nth\x00', 0x2, 0x0) write(r0, &(0x7f0000000100)='27', 0x2) mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0) socket$netlink(0x10, 0x3, 0x9) mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x402c032, 0xffffffffffffffff, 0x0) 212.106229ms ago: executing program 3 (id=316): r0 = openat$dm_control(0xffffffffffffff9c, &(0x7f0000000300), 0x2, 0x0) ioctl$DM_LIST_DEVICES(r0, 0xc138fd02, &(0x7f0000000000)={0x4, 0x0, 0x0, 0x188, 0x138, 0x0, 0x0, 0x24000, 0x0, 0x0, {}, "e7a13cddb0baeec290822a3fde02aa57e1c8369e330ecdd123ed1567c2e7765d9787c055f89cff9e2dd00917cf849f8d2ff9a6fe8ae9849dffd9e26e43df66da6b86b696374ed79d9a"}) 114.702648ms ago: executing program 3 (id=317): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="640100001000130726bd700000000000fc020000000000000000000000000000ac14140e0000000000000000000000004e2a00004e230000020000003a000000", @ANYRES32=0x0, @ANYRES32, @ANYBLOB="fe8000000000000000000000000000bb0000000032000000ac1414aa0000000000000000000000000000000000000000000000000000000005000000000000000a0000000000000006000000000000000000000000001a0000000000000000000300000000000000000000000000000000000000020000000200000000000000f8ffffffffffffff0a000000000000000200000029bd7000000000000a000140280000000000000060001200726663343130362867636d2861657329290000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a00000f0"], 0x164}, 0x1, 0x0, 0x0, 0xc0}, 0x0) 104.581969ms ago: executing program 3 (id=318): r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000002c0)='./binderfs/binder0\x00', 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x10) bind$netlink(r1, &(0x7f0000000300)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) sendmsg$IPSET_CMD_GET_BYINDEX(r1, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, 0xf, 0x6, 0x201, 0x0, 0x0, {0x7, 0x0, 0x6}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_INDEX={0x6, 0xb, 0x3}]}, 0x24}, 0x1, 0x0, 0x0, 0x8a7df08935be21e2}, 0x4000080) r2 = socket(0x1e, 0x1, 0x0) connect$tipc(r2, &(0x7f0000000180)=@name={0x1e, 0x2, 0x1, {{0x1, 0x1}}}, 0x10) r3 = socket$nl_sock_diag(0x10, 0x3, 0x4) write(r3, &(0x7f00000001c0)="580000001400010300000000000000001e000000ffffffff00"/88, 0x58) bind$netlink(r1, &(0x7f0000000140)={0x10, 0x0, 0x25dfdbfd, 0x800000}, 0xc) listen(0xffffffffffffffff, 0x8) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f00000000c0)={0x44, 0x0, &(0x7f0000000580)=[@reply={0x40406301, {0x1, 0x0, 0x3, 0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0}}]}) 3.00102ms ago: executing program 3 (id=319): r0 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000a00)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x10, 0x1e7d, 0x2c24, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x10, 0x2, "", [{{0x9, 0x4, 0x0, 0x5, 0x2, 0x3, 0x0, 0xcc28163f40625b87, 0x0, {0x9, 0x21, 0x3, 0x1, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x3ff, 0x80, 0x15, 0x1}}}}}]}}]}}, 0x0) r1 = syz_usb_connect$printer(0x3, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x310, 0x0, 0x0, 0x0, 0x10, 0x4b8, 0x202, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x4c, 0x0, 0x8, "", [{{0x9, 0x4, 0x0, 0x9, 0x2, 0x7, 0x1, 0x1, 0xe, "", {{{0x9, 0x5, 0x1, 0x2, 0x3ff, 0x10, 0x1, 0x3}}, [{{0x9, 0x5, 0x82, 0x2, 0x40, 0x7, 0x10, 0xa}}]}}}]}}]}}, &(0x7f0000000240)={0xa, &(0x7f0000000080)={0xa, 0x6, 0x201, 0x3, 0xa1, 0x1, 0xff, 0xab}, 0x19, &(0x7f00000000c0)={0x5, 0xf, 0x19, 0x3, [@ptm_cap={0x3}, @ss_cap={0xa, 0x10, 0x3, 0x0, 0x8, 0x3, 0xf9, 0x6}, @ext_cap={0x7, 0x10, 0x2, 0x10, 0x8, 0x6, 0x1}]}, 0x3, [{0x4, &(0x7f0000000100)=@string={0x4, 0x3, "e504"}}, {0x4, &(0x7f0000000140)=@lang_id={0x4, 0x3, 0x3c01}}, {0xa9, &(0x7f0000000180)=@string={0xa9, 0x3, "f765a36b33892aaf7cfa63f4260b9338960d42cb04b038db82bb6da62883a768674682a34ea9029689bb91b6b8edac52a38cfc75b9885f970843af8f39be967f74b8c47c0e62fefcba74a971d262663931fc57f8e480f65d5b6c24c392c38130f179c953f90581b2d173fd201e281b2d4b2f83ace5642a0a98d640c66e1c3aa1890d43a5895cdf1a9ceb08f4b5ef4d87933bd892a418b6ba091b5e6ac2446f6192cacdd2ac4f32"}}]}) syz_usb_disconnect(r1) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_disconnect(r0) r2 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$sock_int(r2, 0x1, 0x47, 0x0, &(0x7f0000000280)) syz_usb_control_io$hid(r0, &(0x7f0000001140)={0x24, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="002218", @ANYRES16], 0x0}, 0x0) 0s ago: executing program 0 (id=320): mkdir(&(0x7f0000000080)='./bus\x00', 0x1) r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000040)='./binderfs/binder0\x00', 0x0, 0x0) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000001c0)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000200)={0x1c, 0x0, &(0x7f0000000280)=[@enter_looper, @increfs, @request_freeze={0x400c6313, 0x0, 0x1}], 0x100, 0x0, &(0x7f00000002c0)}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$binderfs(0xffffffffffffff9c, &(0x7f0000000400)='./binderfs/binder0\x00', 0x0, 0x0) r3 = openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000580), 0x2, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f00000003c0)={0x64, 0x0, &(0x7f0000000900)=[@transaction={0x40406300, {0x0, 0x0, 0x2000000001, 0x1, 0x14, 0x0, 0x0, 0x58, 0x18, &(0x7f0000000780)={@flat=@binder={0x73622a85, 0x115, 0x1, 0x3}, @flat=@handle={0x73682a85, 0x0, 0x1, 0x2}, @child_ptr={0x70742a85, 0x1, &(0x7f00000005c0)=[r2, r0, r1, r0, r1, r1, r0, r3], 0x20, 0x1}}, &(0x7f0000000680)={0x0, 0x18, 0x30}}}, @increfs_done={0x40106308, 0x3, 0x2}, @dead_binder_done={0x40086310, 0x4}], 0x100, 0x0, &(0x7f0000000440)}) io_setup(0x7, &(0x7f0000000240)=0x0) ioctl$KVM_SET_MSRS(0xffffffffffffffff, 0xc008ae88, &(0x7f0000000600)={0xfffff34, 0x0, [{0xf88e470f, 0xed}]}) openat$kvm(0xffffff9c, &(0x7f0000000640), 0x800, 0x0) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000000980)={0x0, 0x0, &(0x7f00000009c0)=[{&(0x7f0000000a00)=ANY=[@ANYBLOB="280000002100010000000000000000000a000000000000010162"], 0x28}], 0x1, 0x0, 0x0, 0x100}, 0x0) r5 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000a40)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r5, 0x4090ae82, &(0x7f0000000a80)={[0x6, 0x9, 0xfffffffffffffffd, 0x10000001, 0x10000, 0x2, 0x4002004c2, 0xffffffff, 0x9, 0x3, 0x7f, 0x80, 0x6e70, 0x0, 0x8, 0x2000008d], 0x100000, 0x240046}) ioctl$KVM_RUN(r5, 0xae80, 0x0) ioctl$KVM_RUN(r5, 0xae80, 0x0) ioctl$KVM_CAP_DISABLE_QUIRKS2(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000880)={0xd5, 0x0, 0x253}) io_pgetevents(r4, 0x2, 0x0, 0x0, 0x0, 0x0) write$tun(r2, &(0x7f0000000c40)={@val={0x0, 0x11}, @void, @ipv4=@igmp={{0x1e, 0x4, 0x0, 0x7, 0x10a, 0x64, 0x0, 0x3, 0x2, 0x0, @rand_addr=0x64010100, @local, {[@generic={0x86, 0x12, "9ab4814077625ffd55b7dadf93a3d495"}, @cipso={0x86, 0x3c, 0x3, [{0x5, 0x11, "7b78a8400dadb87438ba493d130c76"}, {0x2, 0x6, "bb9e5aec"}, {0x7, 0x12, "8b873513d4391c7dcdd528f636a9179e"}, {0x6, 0x6, "d42dc250"}, {0xf733ef713193e653, 0x7, "9e9bad359a"}]}, @timestamp_addr={0x44, 0x14, 0xd, 0x1, 0xe, [{@loopback, 0x7}, {@multicast1, 0x7}]}]}}, {0x1e, 0x86, 0x0, @multicast1, "9d821d4c17260f19ad3e0752cb6c8eb1cbf69036921924a46ded6b565dd47e0ccfbef89d6cbe11963c9047462d2a7267fdb43d92ecd7d44f7ee698651f963d67ea5043170dc917997225e9042bd3fcb2f3d02dc1962c5feb31efe331ede2b1f3dfdd2af909a8b181413c0f162757244891d8dad8e2117ba533479a341848df566b096e63473530230f18"}}}, 0x10e) mount$incfs(&(0x7f00000000c0)='\x00', &(0x7f0000000100)='./bus\x00', &(0x7f0000000140), 0xc002, 0x0) chdir(&(0x7f0000000180)='./bus\x00') r6 = socket$nl_route(0x10, 0x3, 0x0) r7 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r7, 0x10e, 0xc, &(0x7f0000000b40)={0x9, 0xffffffff, 0x4e, 0x567}, 0x13) sendmsg$nl_generic(r7, &(0x7f0000000b80)={0x0, 0x0, &(0x7f0000000bc0)={&(0x7f0000000c00)=ANY=[@ANYBLOB="2c0000001600010a00000000fbdbdf250a0000001800ca80140002"], 0x2c}}, 0x800) getsockopt$SO_TIMESTAMPING(r6, 0x1, 0x25, 0x0, &(0x7f0000000840)) mkdirat(0xffffffffffffff9c, &(0x7f0000000540)='./bus/file0\x00', 0x161) socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f00000006c0)) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.179' (ED25519) to the list of known hosts. [ 30.321821][ T36] audit: type=1400 audit(1794586853.310:64): avc: denied { mounton } for pid=287 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 30.345037][ T36] audit: type=1400 audit(1794586853.340:65): avc: denied { mount } for pid=287 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 30.348272][ T287] cgroup: Unknown subsys name 'net' [ 30.372944][ T36] audit: type=1400 audit(1794586853.360:66): avc: denied { unmount } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 30.373424][ T287] cgroup: Unknown subsys name 'devices' [ 30.497766][ T287] cgroup: Unknown subsys name 'hugetlb' [ 30.503395][ T287] cgroup: Unknown subsys name 'rlimit' [ 30.659203][ T36] audit: type=1400 audit(1794586853.650:67): avc: denied { setattr } for pid=287 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=190 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 30.682454][ T36] audit: type=1400 audit(1794586853.650:68): avc: denied { mounton } for pid=287 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 30.707357][ T36] audit: type=1400 audit(1794586853.650:69): avc: denied { mount } for pid=287 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 30.722042][ T289] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 30.739280][ T36] audit: type=1400 audit(1794586853.730:70): avc: denied { relabelto } for pid=289 comm="mkswap" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 30.764851][ T287] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 30.765860][ T36] audit: type=1400 audit(1794586853.730:71): avc: denied { write } for pid=289 comm="mkswap" path="/root/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 30.799168][ T36] audit: type=1400 audit(1794586853.750:72): avc: denied { read } for pid=287 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 30.824899][ T36] audit: type=1400 audit(1794586853.750:73): avc: denied { open } for pid=287 comm="syz-executor" path="/root/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 32.213905][ T296] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.221068][ T296] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.228303][ T296] bridge_slave_0: entered allmulticast mode [ 32.234628][ T296] bridge_slave_0: entered promiscuous mode [ 32.244477][ T296] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.251587][ T296] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.258728][ T296] bridge_slave_1: entered allmulticast mode [ 32.264961][ T296] bridge_slave_1: entered promiscuous mode [ 32.286090][ T295] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.293154][ T295] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.300382][ T295] bridge_slave_0: entered allmulticast mode [ 32.306652][ T295] bridge_slave_0: entered promiscuous mode [ 32.313095][ T295] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.320204][ T295] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.327306][ T295] bridge_slave_1: entered allmulticast mode [ 32.333548][ T295] bridge_slave_1: entered promiscuous mode [ 32.392062][ T294] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.399167][ T294] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.406417][ T294] bridge_slave_0: entered allmulticast mode [ 32.412667][ T294] bridge_slave_0: entered promiscuous mode [ 32.418964][ T297] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.426087][ T297] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.433198][ T297] bridge_slave_0: entered allmulticast mode [ 32.439491][ T297] bridge_slave_0: entered promiscuous mode [ 32.446005][ T297] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.453046][ T297] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.460332][ T297] bridge_slave_1: entered allmulticast mode [ 32.466664][ T297] bridge_slave_1: entered promiscuous mode [ 32.477847][ T294] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.484905][ T294] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.492079][ T294] bridge_slave_1: entered allmulticast mode [ 32.498465][ T294] bridge_slave_1: entered promiscuous mode [ 32.630078][ T295] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.637177][ T295] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.644479][ T295] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.651558][ T295] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.674139][ T296] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.681234][ T296] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.688535][ T296] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.695572][ T296] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.720467][ T294] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.727577][ T294] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.734862][ T294] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.741937][ T294] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.756372][ T297] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.763473][ T297] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.770838][ T297] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.777901][ T297] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.818109][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.826006][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.833283][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.841124][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.848463][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.855790][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.863102][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.870443][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.885528][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.892626][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.901931][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.909010][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.921138][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.928220][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.937777][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.944846][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.957219][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.964256][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.972095][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.979249][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.010926][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.018019][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.026963][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.034012][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.071675][ T297] veth0_vlan: entered promiscuous mode [ 33.098585][ T294] veth0_vlan: entered promiscuous mode [ 33.107379][ T297] veth1_macvtap: entered promiscuous mode [ 33.114603][ T296] veth0_vlan: entered promiscuous mode [ 33.122985][ T295] veth0_vlan: entered promiscuous mode [ 33.150784][ T295] veth1_macvtap: entered promiscuous mode [ 33.159433][ T294] veth1_macvtap: entered promiscuous mode [ 33.167477][ T296] veth1_macvtap: entered promiscuous mode [ 33.201137][ T297] 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. [ 33.254776][ T315] loop0: detected capacity change from 0 to 1 [ 33.344682][ T325] ref_tracker: memory allocation failure, unreliable refcount tracker. [ 33.354180][ T324] netlink: 'syz.2.6': attribute type 64 has an invalid length. [ 33.452780][ T330] loop0: detected capacity change from 0 to 1 [ 33.541690][ T336] netlink: 'syz.0.11': attribute type 10 has an invalid length. [ 33.549500][ T336] netlink: 'syz.0.11': attribute type 17 has an invalid length. [ 33.557434][ T336] netlink: 24 bytes leftover after parsing attributes in process `syz.0.11'. [ 33.566842][ T336] netlink: 4 bytes leftover after parsing attributes in process `syz.0.11'. [ 33.605725][ T10] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 33.615750][ T31] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 33.756228][ T10] usb 4-1: no configurations [ 33.760866][ T10] usb 4-1: can't read configurations, error -22 [ 33.775781][ T31] usb 3-1: Using ep0 maxpacket: 8 [ 33.782109][ T31] usb 3-1: config 1 interface 2 altsetting 1 endpoint 0x82 has an invalid bInterval 0, changing to 7 [ 33.794559][ T31] usb 3-1: New USB device found, idVendor=1a86, idProduct=752d, bcdDevice= 0.40 [ 33.803678][ T31] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 33.811874][ T31] usb 3-1: Product: syz [ 33.816106][ T31] usb 3-1: Manufacturer: syz [ 33.820757][ T31] usb 3-1: SerialNumber: syz [ 33.849589][ T338] FAULT_INJECTION: forcing a failure. [ 33.849589][ T338] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 33.863040][ T338] CPU: 1 UID: 0 PID: 338 Comm: syz.0.12 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 33.863075][ T338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 33.863098][ T338] Call Trace: [ 33.863114][ T338] [ 33.863122][ T338] __dump_stack+0x21/0x30 [ 33.863146][ T338] dump_stack_lvl+0x140/0x1c0 [ 33.863170][ T338] ? __cfi_dump_stack_lvl+0x10/0x10 [ 33.863193][ T338] dump_stack+0x19/0x20 [ 33.863213][ T338] should_fail_ex+0x3c2/0x510 [ 33.863235][ T338] should_fail+0xf/0x20 [ 33.863254][ T338] should_fail_usercopy+0x1e/0x30 [ 33.863277][ T338] _copy_from_user+0x20/0xa0 [ 33.863303][ T338] raw_ioctl+0x92c/0x37a0 [ 33.863331][ T338] ? proc_fail_nth_write+0x184/0x220 [ 33.863361][ T338] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 33.863390][ T338] ? __cfi_raw_ioctl+0x10/0x10 [ 33.863410][ T338] ? selinux_file_ioctl+0x732/0x1480 [ 33.863436][ T338] ? vfs_write+0xbd2/0xfd0 [ 33.863449][ T338] ? __cfi_selinux_file_ioctl+0x10/0x10 [ 33.863473][ T338] ? hook_file_ioctl+0x1ef/0x590 [ 33.863494][ T338] ? __cfi_vfs_write+0x10/0x10 [ 33.863516][ T338] ? __cfi_hook_file_ioctl+0x10/0x10 [ 33.863537][ T338] ? __kasan_check_write+0x18/0x20 [ 33.863559][ T338] ? mutex_unlock+0x90/0x240 [ 33.863589][ T338] ? __cfi_mutex_unlock+0x10/0x10 [ 33.863614][ T338] ? __fget_files+0x2bc/0x330 [ 33.863631][ T338] ? bpf_lsm_file_ioctl+0xd/0x20 [ 33.863649][ T338] ? security_file_ioctl+0x3e/0x110 [ 33.863672][ T338] ? __cfi_raw_ioctl+0x10/0x10 [ 33.863691][ T338] __se_sys_ioctl+0x123/0x1b0 [ 33.863708][ T338] __x64_sys_ioctl+0x7f/0xa0 [ 33.863725][ T338] x64_sys_call+0x1878/0x2ee0 [ 33.863742][ T338] do_syscall_64+0x57/0xf0 [ 33.863758][ T338] ? clear_bhb_loop+0x50/0xa0 [ 33.863781][ T338] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 33.863803][ T338] RIP: 0033:0x7f613e7a94d9 [ 33.863822][ T338] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 33.863835][ T338] RSP: 002b:00007f613f58e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.863855][ T338] RAX: ffffffffffffffda RBX: 00007f613ea25fa0 RCX: 00007f613e7a94d9 [ 33.863867][ T338] RDX: 0000000000000000 RSI: 00000000c0085508 RDI: 0000000000000003 [ 33.863877][ T338] RBP: 00007f613f58e090 R08: 0000000000000000 R09: 0000000000000000 [ 33.863887][ T338] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 33.863896][ T338] R13: 00007f613ea26038 R14: 00007f613ea25fa0 R15: 00007ffc96289598 [ 33.863910][ T338] [ 33.895835][ T10] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 34.038838][ T31] snd-usb-audio 3-1:1.1: probe with driver snd-usb-audio failed with error -2 [ 34.138220][ T31] usb 3-1: USB disconnect, device number 2 [ 34.226215][ T10] usb 4-1: no configurations [ 34.230853][ T10] usb 4-1: can't read configurations, error -22 [ 34.237430][ T10] usb usb4-port1: attempt power cycle [ 34.393616][ T347] netlink: 'syz.0.15': attribute type 10 has an invalid length. [ 34.401339][ T347] netlink: 'syz.0.15': attribute type 17 has an invalid length. [ 34.409442][ T347] netlink: 24 bytes leftover after parsing attributes in process `syz.0.15'. [ 34.418723][ T347] netlink: 4 bytes leftover after parsing attributes in process `syz.0.15'. [ 34.428188][ T347] FAULT_INJECTION: forcing a failure. [ 34.428188][ T347] name failslab, interval 1, probability 0, space 0, times 0 [ 34.441039][ T347] CPU: 0 UID: 0 PID: 347 Comm: syz.0.15 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 34.441063][ T347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 34.441074][ T347] Call Trace: [ 34.441079][ T347] [ 34.441086][ T347] __dump_stack+0x21/0x30 [ 34.441106][ T347] dump_stack_lvl+0x140/0x1c0 [ 34.441121][ T347] ? __cfi_dump_stack_lvl+0x10/0x10 [ 34.441138][ T347] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 34.441177][ T347] dump_stack+0x19/0x20 [ 34.441191][ T347] should_fail_ex+0x3c2/0x510 [ 34.441206][ T347] should_failslab+0xac/0x100 [ 34.441223][ T347] kmem_cache_alloc_noprof+0x42/0x410 [ 34.441248][ T347] ? __kernfs_new_node+0xf1/0x740 [ 34.441266][ T347] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 34.441284][ T347] __kernfs_new_node+0xf1/0x740 [ 34.441301][ T347] ? __kasan_check_write+0x18/0x20 [ 34.441325][ T347] ? kernfs_new_node+0x280/0x280 [ 34.441342][ T347] ? down_write+0xee/0x2b0 [ 34.441364][ T347] ? __cfi_down_write+0x10/0x10 [ 34.441387][ T347] ? __kasan_check_write+0x18/0x20 [ 34.441409][ T347] ? up_write+0x66/0x280 [ 34.441428][ T347] ? kernfs_activate+0x1ee/0x200 [ 34.441446][ T347] kernfs_new_node+0x154/0x280 [ 34.441464][ T347] __kernfs_create_file+0x52/0x280 [ 34.441485][ T347] sysfs_add_file_mode_ns+0x1d2/0x280 [ 34.441509][ T347] internal_create_group+0x66c/0xe70 [ 34.441524][ T347] ? __kasan_check_write+0x18/0x20 [ 34.441548][ T347] ? sysfs_create_group+0x40/0x40 [ 34.441563][ T347] ? kernfs_activate+0x1ee/0x200 [ 34.441581][ T347] sysfs_create_groups+0x5c/0x130 [ 34.441596][ T347] device_add_attrs+0xdf/0x850 [ 34.441624][ T347] ? device_add_class_symlinks+0x260/0x260 [ 34.441644][ T347] ? __kasan_check_write+0x18/0x20 [ 34.441667][ T347] ? kobject_put+0x1cc/0x2a0 [ 34.441683][ T347] ? device_add_class_symlinks+0x22e/0x260 [ 34.441703][ T347] device_add+0x4db/0xbf0 [ 34.441722][ T347] netdev_register_kobject+0x196/0x330 [ 34.441747][ T347] register_netdevice+0x1042/0x1a80 [ 34.441764][ T347] ? __cfi_register_netdevice+0x10/0x10 [ 34.441780][ T347] ? dev_addr_mod+0x3a7/0x540 [ 34.441801][ T347] ? netif_inherit_tso_max+0x204/0x360 [ 34.441818][ T347] veth_newlink+0x5e0/0xc40 [ 34.441833][ T347] ? __kasan_kmalloc+0x96/0xb0 [ 34.441850][ T347] ? __cfi_veth_newlink+0x10/0x10 [ 34.441864][ T347] ? ___sys_sendmsg+0x2a6/0x370 [ 34.441886][ T347] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 34.441908][ T347] ? x64_sys_call+0x2a4c/0x2ee0 [ 34.441924][ T347] ? do_syscall_64+0x57/0xf0 [ 34.441941][ T347] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 34.441972][ T347] ? alloc_netdev_mqs+0xd45/0x13d0 [ 34.441989][ T347] ? validate_linkmsg+0x75c/0x960 [ 34.442012][ T347] ? __cfi_veth_newlink+0x10/0x10 [ 34.442027][ T347] rtnl_newlink+0x1569/0x2220 [ 34.442053][ T347] ? rtnl_newlink+0x551/0x2220 [ 34.442078][ T347] ? __cfi_rtnl_newlink+0x10/0x10 [ 34.442101][ T347] ? cred_has_capability+0x296/0x3a0 [ 34.442126][ T347] ? selinux_perf_event_alloc+0x110/0x110 [ 34.442152][ T347] ? stack_trace_save+0xaa/0x100 [ 34.442168][ T347] ? __cfi_mutex_lock+0x10/0x10 [ 34.442188][ T347] ? ns_capable+0x90/0xf0 [ 34.442205][ T347] ? netlink_net_capable+0x129/0x160 [ 34.442225][ T347] ? __cfi_rtnl_newlink+0x10/0x10 [ 34.442249][ T347] rtnetlink_rcv_msg+0x8be/0xa40 [ 34.442265][ T347] ? __asan_memcpy+0x5a/0x80 [ 34.442293][ T347] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 34.442319][ T347] ? avc_has_perm+0x155/0x240 [ 34.442336][ T347] netlink_rcv_skb+0x24a/0x4e0 [ 34.442355][ T347] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 34.442370][ T347] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 34.442389][ T347] ? selinux_netlink_send+0x7df/0x8b0 [ 34.442409][ T347] ? netlink_autobind+0x1c0/0x1c0 [ 34.442429][ T347] ? is_vmalloc_addr+0x11/0x40 [ 34.442445][ T347] rtnetlink_rcv+0x20/0x30 [ 34.442459][ T347] netlink_unicast+0x8bf/0xa70 [ 34.442478][ T347] netlink_sendmsg+0x7d1/0xad0 [ 34.442498][ T347] ? __cfi_netlink_sendmsg+0x10/0x10 [ 34.442519][ T347] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 34.442532][ T347] ? security_socket_sendmsg+0x3d/0x100 [ 34.442551][ T347] ____sys_sendmsg+0x9a1/0xa00 [ 34.442571][ T347] ? __import_iovec+0x5b9/0x7d0 [ 34.442589][ T347] ? __sys_sendmsg_sock+0x50/0x50 [ 34.442613][ T347] ? import_iovec+0x80/0xb0 [ 34.442631][ T347] ___sys_sendmsg+0x2a6/0x370 [ 34.442652][ T347] ? __sys_sendmsg+0x260/0x260 [ 34.442672][ T347] ? proc_fail_nth_write+0x184/0x220 [ 34.442691][ T347] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 34.442713][ T347] ? __fget_files+0x2bc/0x330 [ 34.442729][ T347] __x64_sys_sendmsg+0x1be/0x2a0 [ 34.442749][ T347] ? fput+0x1a4/0x230 [ 34.442765][ T347] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 34.442785][ T347] ? ksys_write+0x1f3/0x260 [ 34.442799][ T347] ? __kasan_check_read+0x15/0x20 [ 34.442821][ T347] x64_sys_call+0x2a4c/0x2ee0 [ 34.442836][ T347] do_syscall_64+0x57/0xf0 [ 34.442850][ T347] ? clear_bhb_loop+0x50/0xa0 [ 34.442870][ T347] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 34.442890][ T347] RIP: 0033:0x7f613e7a94d9 [ 34.442902][ T347] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 34.442914][ T347] RSP: 002b:00007f613f58e028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 34.442929][ T347] RAX: ffffffffffffffda RBX: 00007f613ea25fa0 RCX: 00007f613e7a94d9 [ 34.442940][ T347] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 34.442949][ T347] RBP: 00007f613f58e090 R08: 0000000000000000 R09: 0000000000000000 [ 34.442958][ T347] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 34.442967][ T347] R13: 00007f613ea26038 R14: 00007f613ea25fa0 R15: 00007ffc96289598 [ 34.442979][ T347] [ 35.009884][ T67] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 35.041900][ T353] netlink: 20 bytes leftover after parsing attributes in process `syz.2.18'. [ 35.063947][ T356] kvm_intel: L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 35.081007][ T10] usb 4-1: new high-speed USB device number 4 using dummy_hcd [ 35.106552][ T10] usb 4-1: no configurations [ 35.117451][ T10] usb 4-1: can't read configurations, error -22 [ 35.165712][ T67] usb 2-1: Using ep0 maxpacket: 32 [ 35.172599][ T359] loop0: detected capacity change from 0 to 1 [ 35.173533][ T67] usb 2-1: config 6 has an invalid interface number: 102 but max is 1 [ 35.187316][ T67] usb 2-1: config 6 has an invalid interface number: 123 but max is 1 [ 35.195488][ T67] usb 2-1: config 6 has no interface number 0 [ 35.201619][ T67] usb 2-1: config 6 has no interface number 1 [ 35.209331][ T67] usb 2-1: config 6 interface 102 altsetting 254 bulk endpoint 0x2 has invalid maxpacket 1023 [ 35.219705][ T67] usb 2-1: config 6 interface 102 altsetting 254 endpoint 0xD has invalid maxpacket 1023, setting to 64 [ 35.230891][ T67] usb 2-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xD, skipping [ 35.241805][ T67] usb 2-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xA, skipping [ 35.252804][ T67] usb 2-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xF, skipping [ 35.263741][ T67] usb 2-1: config 6 interface 102 altsetting 254 bulk endpoint 0x8 has invalid maxpacket 16 [ 35.274084][ T67] usb 2-1: config 6 interface 123 altsetting 1 has an invalid descriptor for endpoint zero, skipping [ 35.281304][ T361] netlink: 'syz.2.21': attribute type 10 has an invalid length. [ 35.285762][ T342] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 35.293835][ T361] netlink: 'syz.2.21': attribute type 17 has an invalid length. [ 35.300301][ T67] usb 2-1: config 6 interface 102 has no altsetting 0 [ 35.311988][ T361] netlink: 24 bytes leftover after parsing attributes in process `syz.2.21'. [ 35.317348][ T67] usb 2-1: config 6 interface 123 has no altsetting 0 [ 35.324336][ T361] netlink: 4 bytes leftover after parsing attributes in process `syz.2.21'. [ 35.346467][ T67] usb 2-1: New USB device found, idVendor=12d1, idProduct=142e, bcdDevice= 0.00 [ 35.355531][ T67] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 35.363600][ T67] usb 2-1: Product: ⠊ [ 35.367889][ T67] usb 2-1: Manufacturer: 卸틑았Ꮞ㉢ઋ塱Ӏｐ榸疫㳮൏ᡅ鮵ꓵ付왧ؤ銋姰㙐䒰ꮨ෤뢽聅鍙褷潨ꔑ⧨ￎ謵뎤坶ꔠ䔑줅﹊幵ദ℘禁遉꼈嫟≳藍놆亰箋瓪 [ 35.388562][ T67] usb 2-1: SerialNumber: ᠌ [ 35.393588][ T10] usb 4-1: new high-speed USB device number 5 using dummy_hcd [ 35.402028][ T341] raw-gadget.1 gadget.1: fail, usb_ep_enable returned -22 [ 35.409443][ T341] raw-gadget.1 gadget.1: fail, usb_ep_enable returned -22 [ 35.417402][ T10] usb 4-1: no configurations [ 35.422084][ T10] usb 4-1: can't read configurations, error -22 [ 35.428605][ T10] usb usb4-port1: unable to enumerate USB device [ 35.443161][ T366] Zero length message leads to an empty skb [ 35.453790][ T36] kauditd_printk_skb: 49 callbacks suppressed [ 35.453811][ T36] audit: type=1400 audit(1794586858.440:123): avc: denied { block_suspend } for pid=365 comm="syz.2.22" capability=36 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 35.482437][ T342] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 35.492580][ T342] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 35.502390][ T342] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 35.515311][ T342] usb 1-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 35.524478][ T342] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 35.533226][ T342] usb 1-1: config 0 descriptor?? [ 35.539453][ T342] usbhid 1-1:0.0: couldn't find an input interrupt endpoint [ 35.621207][ T67] usb-storage 2-1:6.102: USB Mass Storage device detected [ 35.658886][ T67] usb-storage 2-1:6.123: USB Mass Storage device detected [ 35.685659][ T10] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 35.697253][ T67] usb 2-1: Found UVC 0.00 device ⠊ (12d1:142e) [ 35.703664][ T67] usb 2-1: No valid video chain found. [ 35.710563][ T67] usb 2-1: USB disconnect, device number 2 [ 35.835712][ T10] usb 3-1: Using ep0 maxpacket: 8 [ 35.842053][ T10] usb 3-1: config 1 has an invalid descriptor of length 255, skipping remainder of the config [ 35.853856][ T10] usb 3-1: New USB device found, idVendor=1235, idProduct=8210, bcdDevice= 0.40 [ 35.862946][ T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 35.871059][ T10] usb 3-1: Product: syz [ 35.875330][ T10] usb 3-1: Manufacturer: syz [ 35.880216][ T10] usb 3-1: SerialNumber: syz [ 36.090736][ T10] usb 3-1: Focusrite Scarlett Gen 3 Mixer Driver enabled (pid=0x8210); report any issues to https://github.com/geoffreybennett/scarlett-gen2/issues [ 36.105830][ T10] usb 3-1: Error initialising Scarlett Gen 3 Mixer Driver: -22 [ 36.115348][ T10] snd-usb-audio 3-1:1.0: probe with driver snd-usb-audio failed with error -22 [ 36.126765][ T10] usb 3-1: USB disconnect, device number 3 [ 36.152210][ T316] udevd[316]: error opening ATTR{/sys/devices/platform/dummy_hcd.2/usb3/3-1/3-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 36.355134][ T36] audit: type=1400 audit(1794586859.340:124): avc: denied { unmount } for pid=296 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1 [ 36.577137][ T379] FAULT_INJECTION: forcing a failure. [ 36.577137][ T379] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 36.590383][ T379] CPU: 1 UID: 0 PID: 379 Comm: syz.3.24 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 36.590419][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 36.590435][ T379] Call Trace: [ 36.590442][ T379] [ 36.590450][ T379] __dump_stack+0x21/0x30 [ 36.590478][ T379] dump_stack_lvl+0x140/0x1c0 [ 36.590500][ T379] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.590522][ T379] ? check_stack_object+0x138/0x150 [ 36.590556][ T379] dump_stack+0x19/0x20 [ 36.590576][ T379] should_fail_ex+0x3c2/0x510 [ 36.590597][ T379] should_fail+0xf/0x20 [ 36.590616][ T379] should_fail_usercopy+0x1e/0x30 [ 36.590639][ T379] _copy_to_user+0x24/0xa0 [ 36.590665][ T379] simple_read_from_buffer+0xed/0x160 [ 36.590694][ T379] proc_fail_nth_read+0x1aa/0x220 [ 36.590724][ T379] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 36.590753][ T379] ? __cfi_raw_ioctl+0x10/0x10 [ 36.590780][ T379] ? bpf_lsm_file_permission+0xd/0x20 [ 36.590806][ T379] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 36.590835][ T379] vfs_read+0x288/0xc70 [ 36.590867][ T379] ? __cfi_selinux_file_ioctl+0x10/0x10 [ 36.590903][ T379] ? __cfi_vfs_read+0x10/0x10 [ 36.590935][ T379] ? __kasan_check_write+0x18/0x20 [ 36.590966][ T379] ? mutex_lock+0x97/0x1d0 [ 36.590994][ T379] ? __cfi_mutex_lock+0x10/0x10 [ 36.591026][ T379] ksys_read+0x145/0x260 [ 36.591045][ T379] ? __cfi_ksys_read+0x10/0x10 [ 36.591063][ T379] ? __kasan_check_write+0x18/0x20 [ 36.591094][ T379] ? fput+0x1a4/0x230 [ 36.591120][ T379] ? __kasan_check_read+0x15/0x20 [ 36.591151][ T379] __x64_sys_read+0x7f/0x90 [ 36.591171][ T379] x64_sys_call+0x2638/0x2ee0 [ 36.591195][ T379] do_syscall_64+0x57/0xf0 [ 36.591218][ T379] ? clear_bhb_loop+0x50/0xa0 [ 36.591249][ T379] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.591279][ T379] RIP: 0033:0x7fa77db69d0e [ 36.591298][ T379] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 36.591316][ T379] RSP: 002b:00007fa77ea72fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 36.591341][ T379] RAX: ffffffffffffffda RBX: 00007fa77ea736c0 RCX: 00007fa77db69d0e [ 36.591357][ T379] RDX: 000000000000000f RSI: 00007fa77ea730a0 RDI: 0000000000000004 [ 36.591379][ T379] RBP: 00007fa77ea73090 R08: 0000000000000000 R09: 0000000000000000 [ 36.591398][ T379] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 36.591412][ T379] R13: 00007fa77de26038 R14: 00007fa77de25fa0 R15: 00007ffcc18afeb8 [ 36.591431][ T379] [ 36.866563][ T385] netlink: 'syz.1.27': attribute type 10 has an invalid length. [ 36.874337][ T385] netlink: 'syz.1.27': attribute type 17 has an invalid length. [ 36.882156][ T385] netlink: 24 bytes leftover after parsing attributes in process `syz.1.27'. [ 36.892200][ T385] netlink: 4 bytes leftover after parsing attributes in process `syz.1.27'. [ 36.901477][ T385] FAULT_INJECTION: forcing a failure. [ 36.901477][ T385] name failslab, interval 1, probability 0, space 0, times 0 [ 36.914263][ T385] CPU: 1 UID: 0 PID: 385 Comm: syz.1.27 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 36.914294][ T385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 36.914307][ T385] Call Trace: [ 36.914313][ T385] [ 36.914338][ T385] __dump_stack+0x21/0x30 [ 36.914364][ T385] dump_stack_lvl+0x140/0x1c0 [ 36.914385][ T385] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.914408][ T385] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 36.914445][ T385] dump_stack+0x19/0x20 [ 36.914465][ T385] should_fail_ex+0x3c2/0x510 [ 36.914485][ T385] should_failslab+0xac/0x100 [ 36.914508][ T385] kmem_cache_alloc_noprof+0x42/0x410 [ 36.914540][ T385] ? __kernfs_new_node+0xf1/0x740 [ 36.914565][ T385] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 36.914588][ T385] __kernfs_new_node+0xf1/0x740 [ 36.914611][ T385] ? __kasan_check_write+0x18/0x20 [ 36.914642][ T385] ? kernfs_new_node+0x280/0x280 [ 36.914664][ T385] ? down_write+0xee/0x2b0 [ 36.914694][ T385] ? __cfi_down_write+0x10/0x10 [ 36.914725][ T385] ? __kasan_check_write+0x18/0x20 [ 36.914756][ T385] ? up_write+0x66/0x280 [ 36.914781][ T385] ? kernfs_activate+0x1ee/0x200 [ 36.914806][ T385] kernfs_new_node+0x154/0x280 [ 36.914831][ T385] __kernfs_create_file+0x52/0x280 [ 36.914861][ T385] sysfs_add_file_mode_ns+0x1d2/0x280 [ 36.914893][ T385] internal_create_group+0x66c/0xe70 [ 36.914924][ T385] ? __kasan_check_write+0x18/0x20 [ 36.914957][ T385] ? sysfs_create_group+0x40/0x40 [ 36.914977][ T385] ? kernfs_activate+0x1ee/0x200 [ 36.915003][ T385] sysfs_create_groups+0x5c/0x130 [ 36.915025][ T385] device_add_attrs+0xdf/0x850 [ 36.915052][ T385] ? device_add_class_symlinks+0x260/0x260 [ 36.915080][ T385] ? __kasan_check_write+0x18/0x20 [ 36.915110][ T385] ? kobject_put+0x1cc/0x2a0 [ 36.915134][ T385] ? device_add_class_symlinks+0x22e/0x260 [ 36.915163][ T385] device_add+0x4db/0xbf0 [ 36.915189][ T385] netdev_register_kobject+0x196/0x330 [ 36.915225][ T385] register_netdevice+0x1042/0x1a80 [ 36.915250][ T385] ? __cfi_register_netdevice+0x10/0x10 [ 36.915272][ T385] ? dev_addr_mod+0x3a7/0x540 [ 36.915301][ T385] ? netif_inherit_tso_max+0x204/0x360 [ 36.915325][ T385] veth_newlink+0x5e0/0xc40 [ 36.915347][ T385] ? __kasan_kmalloc+0x96/0xb0 [ 36.915370][ T385] ? __cfi_veth_newlink+0x10/0x10 [ 36.915390][ T385] ? ___sys_sendmsg+0x2a6/0x370 [ 36.915422][ T385] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 36.915451][ T385] ? x64_sys_call+0x2a4c/0x2ee0 [ 36.915474][ T385] ? do_syscall_64+0x57/0xf0 [ 36.915497][ T385] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.915539][ T385] ? alloc_netdev_mqs+0xd45/0x13d0 [ 36.915564][ T385] ? validate_linkmsg+0x75c/0x960 [ 36.915603][ T385] ? __cfi_veth_newlink+0x10/0x10 [ 36.915625][ T385] rtnl_newlink+0x1569/0x2220 [ 36.915661][ T385] ? rtnl_newlink+0x551/0x2220 [ 36.915697][ T385] ? __cfi_rtnl_newlink+0x10/0x10 [ 36.915729][ T385] ? cred_has_capability+0x296/0x3a0 [ 36.915765][ T385] ? selinux_perf_event_alloc+0x110/0x110 [ 36.915802][ T385] ? stack_trace_save+0xaa/0x100 [ 36.915825][ T385] ? __cfi_mutex_lock+0x10/0x10 [ 36.915854][ T385] ? ns_capable+0x90/0xf0 [ 36.915878][ T385] ? netlink_net_capable+0x129/0x160 [ 36.915914][ T385] ? __cfi_rtnl_newlink+0x10/0x10 [ 36.915946][ T385] rtnetlink_rcv_msg+0x8be/0xa40 [ 36.915969][ T385] ? __asan_memcpy+0x5a/0x80 [ 36.916002][ T385] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 36.916025][ T385] ? avc_has_perm+0x155/0x240 [ 36.916051][ T385] netlink_rcv_skb+0x24a/0x4e0 [ 36.916080][ T385] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 36.916103][ T385] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 36.916131][ T385] ? selinux_netlink_send+0x7df/0x8b0 [ 36.916161][ T385] ? netlink_autobind+0x1c0/0x1c0 [ 36.916193][ T385] ? is_vmalloc_addr+0x11/0x40 [ 36.916219][ T385] rtnetlink_rcv+0x20/0x30 [ 36.916241][ T385] netlink_unicast+0x8bf/0xa70 [ 36.916268][ T385] netlink_sendmsg+0x7d1/0xad0 [ 36.916299][ T385] ? __cfi_netlink_sendmsg+0x10/0x10 [ 36.916331][ T385] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 36.916352][ T385] ? security_socket_sendmsg+0x3d/0x100 [ 36.916382][ T385] ____sys_sendmsg+0x9a1/0xa00 [ 36.916415][ T385] ? __import_iovec+0x5b9/0x7d0 [ 36.916444][ T385] ? __sys_sendmsg_sock+0x50/0x50 [ 36.916476][ T385] ? import_iovec+0x80/0xb0 [ 36.916505][ T385] ___sys_sendmsg+0x2a6/0x370 [ 36.916537][ T385] ? __sys_sendmsg+0x260/0x260 [ 36.916569][ T385] ? proc_fail_nth_write+0x184/0x220 [ 36.916598][ T385] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 36.916633][ T385] ? __fget_files+0x2bc/0x330 [ 36.916659][ T385] __x64_sys_sendmsg+0x1be/0x2a0 [ 36.916690][ T385] ? fput+0x1a4/0x230 [ 36.916716][ T385] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 36.916746][ T385] ? ksys_write+0x1f3/0x260 [ 36.916767][ T385] ? __kasan_check_read+0x15/0x20 [ 36.916799][ T385] x64_sys_call+0x2a4c/0x2ee0 [ 36.916824][ T385] do_syscall_64+0x57/0xf0 [ 36.916847][ T385] ? clear_bhb_loop+0x50/0xa0 [ 36.916878][ T385] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.916916][ T385] RIP: 0033:0x7f27b1fa94d9 [ 36.916935][ T385] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.916954][ T385] RSP: 002b:00007f27b2e79028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 36.916977][ T385] RAX: ffffffffffffffda RBX: 00007f27b2225fa0 RCX: 00007f27b1fa94d9 [ 36.916993][ T385] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 36.917007][ T385] RBP: 00007f27b2e79090 R08: 0000000000000000 R09: 0000000000000000 [ 36.917022][ T385] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 36.917036][ T385] R13: 00007f27b2226038 R14: 00007f27b2225fa0 R15: 00007ffc503a18c8 [ 36.917056][ T385] [ 37.482588][ T387] netlink: 20 bytes leftover after parsing attributes in process `syz.3.28'. [ 37.510902][ T36] audit: type=1400 audit(1794586860.500:125): avc: denied { write } for pid=388 comm="syz.1.29" name="tcp6" dev="proc" ino=4026532595 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_net_t tclass=file permissive=1 [ 37.537228][ T393] netlink: 'syz.1.29': attribute type 4 has an invalid length. [ 37.546049][ T36] audit: type=1400 audit(1794586860.510:126): avc: denied { write } for pid=388 comm="syz.1.29" name="uinput" dev="devtmpfs" ino=194 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:event_device_t tclass=chr_file permissive=1 [ 37.587524][ T36] audit: type=1400 audit(1794586860.510:127): avc: denied { ioctl } for pid=388 comm="syz.1.29" path="/dev/uinput" dev="devtmpfs" ino=194 ioctlcmd=0x5566 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:event_device_t tclass=chr_file permissive=1 [ 37.895716][ T311] usb 4-1: new high-speed USB device number 6 using dummy_hcd [ 38.044253][ T31] usb 1-1: USB disconnect, device number 2 [ 38.051836][ T311] usb 4-1: Using ep0 maxpacket: 32 [ 38.059128][ T311] usb 4-1: config 6 has an invalid interface number: 102 but max is 1 [ 38.067504][ T311] usb 4-1: config 6 has an invalid interface number: 123 but max is 1 [ 38.077610][ T311] usb 4-1: config 6 has no interface number 0 [ 38.083727][ T311] usb 4-1: config 6 has no interface number 1 [ 38.090132][ T311] usb 4-1: config 6 interface 102 altsetting 254 bulk endpoint 0x2 has invalid maxpacket 1023 [ 38.105642][ T311] usb 4-1: config 6 interface 102 altsetting 254 endpoint 0xD has invalid maxpacket 1023, setting to 64 [ 38.125783][ T311] usb 4-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xD, skipping [ 38.145638][ T311] usb 4-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xA, skipping [ 38.165843][ T311] usb 4-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xF, skipping [ 38.185683][ T311] usb 4-1: config 6 interface 102 altsetting 254 bulk endpoint 0x8 has invalid maxpacket 16 [ 38.206078][ T311] usb 4-1: config 6 interface 123 altsetting 1 has an invalid descriptor for endpoint zero, skipping [ 38.225635][ T311] usb 4-1: config 6 interface 102 has no altsetting 0 [ 38.232455][ T311] usb 4-1: config 6 interface 123 has no altsetting 0 [ 38.247214][ T311] usb 4-1: New USB device found, idVendor=12d1, idProduct=142e, bcdDevice= 0.00 [ 38.265675][ T310] usb 3-1: new high-speed USB device number 4 using dummy_hcd [ 38.273280][ T311] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 38.281695][ T311] usb 4-1: Product: ⠊ [ 38.295852][ T311] usb 4-1: Manufacturer: 卸틑았Ꮞ㉢ઋ塱Ӏｐ榸疫㳮൏ᡅ鮵ꓵ付왧ؤ銋姰㙐䒰ꮨ෤뢽聅鍙褷潨ꔑ⧨ￎ謵뎤坶ꔠ䔑줅﹊幵ദ℘禁遉꼈嫟≳藍놆亰箋瓪 [ 38.335868][ T311] usb 4-1: SerialNumber: ᠌ [ 38.341747][ T400] raw-gadget.0 gadget.3: fail, usb_ep_enable returned -22 [ 38.349249][ T400] raw-gadget.0 gadget.3: fail, usb_ep_enable returned -22 [ 38.428722][ T36] audit: type=1400 audit(1794586861.420:128): avc: denied { read write } for pid=408 comm="syz.1.35" name="fuse" dev="devtmpfs" ino=23 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 38.451927][ T310] usb 3-1: device descriptor read/64, error -71 [ 38.458635][ T36] audit: type=1400 audit(1794586861.420:129): avc: denied { open } for pid=408 comm="syz.1.35" path="/dev/fuse" dev="devtmpfs" ino=23 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 38.482024][ T36] audit: type=1400 audit(1794586861.420:130): avc: denied { ioctl } for pid=408 comm="syz.1.35" path="/dev/fuse" dev="devtmpfs" ino=23 ioctlcmd=0x6628 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 38.508901][ T36] audit: type=1400 audit(1794586861.420:131): avc: denied { create } for pid=408 comm="syz.1.35" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 38.529706][ T36] audit: type=1400 audit(1794586861.500:132): avc: denied { mount } for pid=408 comm="syz.1.35" name="/" dev="tracefs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=filesystem permissive=1 [ 38.567396][ T311] usb-storage 4-1:6.102: USB Mass Storage device detected [ 38.626036][ T311] usb-storage 4-1:6.123: USB Mass Storage device detected [ 38.667904][ T311] usb 4-1: Found UVC 0.00 device ⠊ (12d1:142e) [ 38.674410][ T311] usb 4-1: No valid video chain found. [ 38.684125][ T311] usb 4-1: USB disconnect, device number 6 [ 38.695686][ T310] usb 3-1: device descriptor read/64, error -71 [ 38.945682][ T310] usb 3-1: new high-speed USB device number 5 using dummy_hcd [ 39.047127][ T430] validate_nla: 2 callbacks suppressed [ 39.047141][ T430] netlink: 'syz.0.39': attribute type 10 has an invalid length. [ 39.060412][ T430] netlink: 'syz.0.39': attribute type 17 has an invalid length. [ 39.068116][ T430] __nla_validate_parse: 2 callbacks suppressed [ 39.068140][ T430] netlink: 24 bytes leftover after parsing attributes in process `syz.0.39'. [ 39.083206][ T430] netlink: 4 bytes leftover after parsing attributes in process `syz.0.39'. [ 39.093319][ T430] FAULT_INJECTION: forcing a failure. [ 39.093319][ T430] name failslab, interval 1, probability 0, space 0, times 0 [ 39.095757][ T310] usb 3-1: device descriptor read/64, error -71 [ 39.106794][ T430] CPU: 0 UID: 0 PID: 430 Comm: syz.0.39 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 39.106879][ T430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 39.106920][ T430] Call Trace: [ 39.106940][ T430] [ 39.106961][ T430] __dump_stack+0x21/0x30 [ 39.107026][ T430] dump_stack_lvl+0x140/0x1c0 [ 39.107080][ T430] ? __cfi_dump_stack_lvl+0x10/0x10 [ 39.107141][ T430] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 39.107236][ T430] dump_stack+0x19/0x20 [ 39.107290][ T430] should_fail_ex+0x3c2/0x510 [ 39.107345][ T430] should_failslab+0xac/0x100 [ 39.107415][ T430] kmem_cache_alloc_noprof+0x42/0x410 [ 39.107512][ T430] ? __kernfs_new_node+0xf1/0x740 [ 39.107601][ T430] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 39.107677][ T430] __kernfs_new_node+0xf1/0x740 [ 39.107740][ T430] ? __kasan_check_write+0x18/0x20 [ 39.107825][ T430] ? kernfs_new_node+0x280/0x280 [ 39.107889][ T430] ? down_write+0xee/0x2b0 [ 39.107972][ T430] ? __cfi_down_write+0x10/0x10 [ 39.108054][ T430] ? __kasan_check_write+0x18/0x20 [ 39.108140][ T430] ? up_write+0x66/0x280 [ 39.108213][ T430] ? kernfs_activate+0x1ee/0x200 [ 39.108276][ T430] kernfs_new_node+0x154/0x280 [ 39.108341][ T430] __kernfs_create_file+0x52/0x280 [ 39.108425][ T430] sysfs_add_file_mode_ns+0x1d2/0x280 [ 39.108510][ T430] internal_create_group+0x66c/0xe70 [ 39.108575][ T430] ? __kasan_check_write+0x18/0x20 [ 39.108677][ T430] ? sysfs_create_group+0x40/0x40 [ 39.108731][ T430] ? kernfs_activate+0x1ee/0x200 [ 39.108808][ T430] sysfs_create_groups+0x5c/0x130 [ 39.108864][ T430] device_add_attrs+0xdf/0x850 [ 39.108944][ T430] ? device_add_class_symlinks+0x260/0x260 [ 39.109030][ T430] ? __kasan_check_write+0x18/0x20 [ 39.109112][ T430] ? kobject_put+0x1cc/0x2a0 [ 39.109174][ T430] ? device_add_class_symlinks+0x22e/0x260 [ 39.109250][ T430] device_add+0x4db/0xbf0 [ 39.109320][ T430] netdev_register_kobject+0x196/0x330 [ 39.109404][ T430] register_netdevice+0x1042/0x1a80 [ 39.109468][ T430] ? __cfi_register_netdevice+0x10/0x10 [ 39.109529][ T430] ? dev_addr_mod+0x3a7/0x540 [ 39.109601][ T430] ? netif_inherit_tso_max+0x204/0x360 [ 39.109657][ T430] veth_newlink+0x5e0/0xc40 [ 39.109710][ T430] ? __kasan_kmalloc+0x96/0xb0 [ 39.109772][ T430] ? __cfi_veth_newlink+0x10/0x10 [ 39.109827][ T430] ? ___sys_sendmsg+0x2a6/0x370 [ 39.109902][ T430] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 39.109985][ T430] ? x64_sys_call+0x2a4c/0x2ee0 [ 39.110048][ T430] ? do_syscall_64+0x57/0xf0 [ 39.110109][ T430] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 39.110214][ T430] ? alloc_netdev_mqs+0xd45/0x13d0 [ 39.110297][ T430] ? validate_linkmsg+0x75c/0x960 [ 39.110404][ T430] ? __cfi_veth_newlink+0x10/0x10 [ 39.110464][ T430] rtnl_newlink+0x1569/0x2220 [ 39.110557][ T430] ? rtnl_newlink+0x551/0x2220 [ 39.110645][ T430] ? __cfi_rtnl_newlink+0x10/0x10 [ 39.110734][ T430] ? cred_has_capability+0x296/0x3a0 [ 39.110819][ T430] ? selinux_perf_event_alloc+0x110/0x110 [ 39.110914][ T430] ? stack_trace_save+0xaa/0x100 [ 39.110975][ T430] ? __cfi_mutex_lock+0x10/0x10 [ 39.111049][ T430] ? ns_capable+0x90/0xf0 [ 39.111147][ T430] ? netlink_net_capable+0x129/0x160 [ 39.111221][ T430] ? __cfi_rtnl_newlink+0x10/0x10 [ 39.111311][ T430] rtnetlink_rcv_msg+0x8be/0xa40 [ 39.111365][ T430] ? __asan_memcpy+0x5a/0x80 [ 39.111449][ T430] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 39.111517][ T430] ? avc_has_perm+0x155/0x240 [ 39.111580][ T430] netlink_rcv_skb+0x24a/0x4e0 [ 39.111672][ T430] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 39.111743][ T430] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 39.111834][ T430] ? selinux_netlink_send+0x7df/0x8b0 [ 39.111917][ T430] ? netlink_autobind+0x1c0/0x1c0 [ 39.112000][ T430] ? is_vmalloc_addr+0x11/0x40 [ 39.112070][ T430] rtnetlink_rcv+0x20/0x30 [ 39.112126][ T430] netlink_unicast+0x8bf/0xa70 [ 39.112206][ T430] netlink_sendmsg+0x7d1/0xad0 [ 39.112260][ T430] ? __cfi_netlink_sendmsg+0x10/0x10 [ 39.112374][ T430] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 39.112428][ T430] ? security_socket_sendmsg+0x3d/0x100 [ 39.112509][ T430] ____sys_sendmsg+0x9a1/0xa00 [ 39.112592][ T430] ? __import_iovec+0x5b9/0x7d0 [ 39.112658][ T430] ? __sys_sendmsg_sock+0x50/0x50 [ 39.112742][ T430] ? import_iovec+0x80/0xb0 [ 39.112809][ T430] ___sys_sendmsg+0x2a6/0x370 [ 39.112894][ T430] ? __sys_sendmsg+0x260/0x260 [ 39.112976][ T430] ? proc_fail_nth_write+0x184/0x220 [ 39.113051][ T430] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 39.113153][ T430] ? __fget_files+0x2bc/0x330 [ 39.113226][ T430] __x64_sys_sendmsg+0x1be/0x2a0 [ 39.113300][ T430] ? fput+0x1a4/0x230 [ 39.113364][ T430] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 39.113446][ T430] ? ksys_write+0x1f3/0x260 [ 39.113499][ T430] ? __kasan_check_read+0x15/0x20 [ 39.113590][ T430] x64_sys_call+0x2a4c/0x2ee0 [ 39.113647][ T430] do_syscall_64+0x57/0xf0 [ 39.113714][ T430] ? clear_bhb_loop+0x50/0xa0 [ 39.113817][ T430] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 39.113901][ T430] RIP: 0033:0x7f613e7a94d9 [ 39.113953][ T430] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 39.113998][ T430] RSP: 002b:00007f613f58e028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 39.114061][ T430] RAX: ffffffffffffffda RBX: 00007f613ea25fa0 RCX: 00007f613e7a94d9 [ 39.114110][ T430] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 39.114161][ T430] RBP: 00007f613f58e090 R08: 0000000000000000 R09: 0000000000000000 [ 39.114195][ T430] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 39.114234][ T430] R13: 00007f613ea26038 R14: 00007f613ea25fa0 R15: 00007ffc96289598 [ 39.114286][ T430] [ 39.197730][ T434] netlink: 20 bytes leftover after parsing attributes in process `syz.0.41'. [ 39.455746][ T310] usb 3-1: device descriptor read/64, error -71 [ 39.582834][ T441] loop0: detected capacity change from 0 to 1 [ 39.707149][ T310] usb usb3-port1: attempt power cycle [ 39.763151][ T446] capability: warning: `syz.3.44' uses deprecated v2 capabilities in a way that may be insecure [ 39.790166][ T450] netlink: 'syz.1.46': attribute type 10 has an invalid length. [ 39.804162][ T450] netlink: 'syz.1.46': attribute type 17 has an invalid length. [ 39.816301][ T450] netlink: 24 bytes leftover after parsing attributes in process `syz.1.46'. [ 39.825683][ T67] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 39.840340][ T450] netlink: 4 bytes leftover after parsing attributes in process `syz.1.46'. [ 39.850632][ T455] process 'syz.3.48' launched './file0' with NULL argv: empty string added [ 39.898997][ T459] netlink: 'syz.1.50': attribute type 10 has an invalid length. [ 39.906742][ T459] netlink: 'syz.1.50': attribute type 17 has an invalid length. [ 39.914431][ T459] netlink: 24 bytes leftover after parsing attributes in process `syz.1.50'. [ 39.923323][ T459] netlink: 4 bytes leftover after parsing attributes in process `syz.1.50'. [ 39.932389][ T459] FAULT_INJECTION: forcing a failure. [ 39.932389][ T459] name failslab, interval 1, probability 0, space 0, times 0 [ 39.945515][ T459] CPU: 0 UID: 0 PID: 459 Comm: syz.1.50 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 39.945541][ T459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 39.945552][ T459] Call Trace: [ 39.945556][ T459] [ 39.945563][ T459] __dump_stack+0x21/0x30 [ 39.945581][ T459] dump_stack_lvl+0x140/0x1c0 [ 39.945618][ T459] ? __cfi_dump_stack_lvl+0x10/0x10 [ 39.945640][ T459] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 39.945675][ T459] dump_stack+0x19/0x20 [ 39.945694][ T459] should_fail_ex+0x3c2/0x510 [ 39.945714][ T459] should_failslab+0xac/0x100 [ 39.945742][ T459] kmem_cache_alloc_noprof+0x42/0x410 [ 39.945766][ T459] ? __kernfs_new_node+0xf1/0x740 [ 39.945784][ T459] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 39.945803][ T459] __kernfs_new_node+0xf1/0x740 [ 39.945820][ T459] ? __kasan_check_write+0x18/0x20 [ 39.945844][ T459] ? kernfs_new_node+0x280/0x280 [ 39.945861][ T459] ? down_write+0xee/0x2b0 [ 39.945883][ T459] ? __cfi_down_write+0x10/0x10 [ 39.945906][ T459] ? __kasan_check_write+0x18/0x20 [ 39.945928][ T459] ? up_write+0x66/0x280 [ 39.945947][ T459] ? kernfs_activate+0x1ee/0x200 [ 39.945965][ T459] kernfs_new_node+0x154/0x280 [ 39.945983][ T459] __kernfs_create_file+0x52/0x280 [ 39.946005][ T459] sysfs_add_file_mode_ns+0x1d2/0x280 [ 39.946046][ T459] internal_create_group+0x66c/0xe70 [ 39.946061][ T459] ? __kasan_check_write+0x18/0x20 [ 39.946085][ T459] ? sysfs_create_group+0x40/0x40 [ 39.946100][ T459] ? kernfs_activate+0x1ee/0x200 [ 39.946118][ T459] sysfs_create_groups+0x5c/0x130 [ 39.946133][ T459] device_add_attrs+0xdf/0x850 [ 39.946153][ T459] ? device_add_class_symlinks+0x260/0x260 [ 39.946172][ T459] ? __kasan_check_write+0x18/0x20 [ 39.946194][ T459] ? kobject_put+0x1cc/0x2a0 [ 39.946210][ T459] ? device_add_class_symlinks+0x22e/0x260 [ 39.946229][ T459] device_add+0x4db/0xbf0 [ 39.946247][ T459] netdev_register_kobject+0x196/0x330 [ 39.946272][ T459] register_netdevice+0x1042/0x1a80 [ 39.946289][ T459] ? __cfi_register_netdevice+0x10/0x10 [ 39.946304][ T459] ? dev_addr_mod+0x3a7/0x540 [ 39.946324][ T459] ? netif_inherit_tso_max+0x204/0x360 [ 39.946341][ T459] veth_newlink+0x5e0/0xc40 [ 39.946355][ T459] ? __kasan_kmalloc+0x96/0xb0 [ 39.946372][ T459] ? __cfi_veth_newlink+0x10/0x10 [ 39.946386][ T459] ? ___sys_sendmsg+0x2a6/0x370 [ 39.946407][ T459] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 39.946428][ T459] ? x64_sys_call+0x2a4c/0x2ee0 [ 39.946444][ T459] ? do_syscall_64+0x57/0xf0 [ 39.946461][ T459] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 39.946491][ T459] ? alloc_netdev_mqs+0xd45/0x13d0 [ 39.946507][ T459] ? validate_linkmsg+0x75c/0x960 [ 39.946533][ T459] ? __cfi_veth_newlink+0x10/0x10 [ 39.946548][ T459] rtnl_newlink+0x1569/0x2220 [ 39.946574][ T459] ? rtnl_newlink+0x551/0x2220 [ 39.946599][ T459] ? __cfi_rtnl_newlink+0x10/0x10 [ 39.946622][ T459] ? cred_has_capability+0x296/0x3a0 [ 39.946647][ T459] ? selinux_perf_event_alloc+0x110/0x110 [ 39.946673][ T459] ? stack_trace_save+0xaa/0x100 [ 39.946690][ T459] ? __cfi_mutex_lock+0x10/0x10 [ 39.946710][ T459] ? ns_capable+0x90/0xf0 [ 39.946726][ T459] ? netlink_net_capable+0x129/0x160 [ 39.946746][ T459] ? __cfi_rtnl_newlink+0x10/0x10 [ 39.946769][ T459] rtnetlink_rcv_msg+0x8be/0xa40 [ 39.946786][ T459] ? __asan_memcpy+0x5a/0x80 [ 39.946809][ T459] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 39.946826][ T459] ? avc_has_perm+0x155/0x240 [ 39.946844][ T459] netlink_rcv_skb+0x24a/0x4e0 [ 39.946865][ T459] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 39.946882][ T459] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 39.946903][ T459] ? selinux_netlink_send+0x7df/0x8b0 [ 39.946925][ T459] ? netlink_autobind+0x1c0/0x1c0 [ 39.946948][ T459] ? is_vmalloc_addr+0x11/0x40 [ 39.946966][ T459] rtnetlink_rcv+0x20/0x30 [ 39.946982][ T459] netlink_unicast+0x8bf/0xa70 [ 39.947002][ T459] netlink_sendmsg+0x7d1/0xad0 [ 39.947030][ T459] ? __cfi_netlink_sendmsg+0x10/0x10 [ 39.947053][ T459] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 39.947068][ T459] ? security_socket_sendmsg+0x3d/0x100 [ 39.947089][ T459] ____sys_sendmsg+0x9a1/0xa00 [ 39.947112][ T459] ? __import_iovec+0x5b9/0x7d0 [ 39.947131][ T459] ? __sys_sendmsg_sock+0x50/0x50 [ 39.947154][ T459] ? import_iovec+0x80/0xb0 [ 39.947174][ T459] ___sys_sendmsg+0x2a6/0x370 [ 39.947196][ T459] ? __sys_sendmsg+0x260/0x260 [ 39.947218][ T459] ? proc_fail_nth_write+0x184/0x220 [ 39.947239][ T459] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 39.947264][ T459] ? __fget_files+0x2bc/0x330 [ 39.947282][ T459] __x64_sys_sendmsg+0x1be/0x2a0 [ 39.947326][ T459] ? fput+0x1a4/0x230 [ 39.947352][ T459] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 39.947386][ T459] ? ksys_write+0x1f3/0x260 [ 39.947401][ T459] ? __kasan_check_read+0x15/0x20 [ 39.947424][ T459] x64_sys_call+0x2a4c/0x2ee0 [ 39.947440][ T459] do_syscall_64+0x57/0xf0 [ 39.947456][ T459] ? clear_bhb_loop+0x50/0xa0 [ 39.947477][ T459] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 39.947498][ T459] RIP: 0033:0x7f27b1fa94d9 [ 39.947511][ T459] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 39.947524][ T459] RSP: 002b:00007f27b2e79028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 39.947543][ T459] RAX: ffffffffffffffda RBX: 00007f27b2225fa0 RCX: 00007f27b1fa94d9 [ 39.947555][ T459] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 39.947565][ T459] RBP: 00007f27b2e79090 R08: 0000000000000000 R09: 0000000000000000 [ 39.947575][ T459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 39.947585][ T459] R13: 00007f27b2226038 R14: 00007f27b2225fa0 R15: 00007ffc503a18c8 [ 39.947599][ T459] [ 40.136491][ T310] usb 3-1: new high-speed USB device number 6 using dummy_hcd [ 40.163681][ T67] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 40.197274][ T310] usb 3-1: device descriptor read/8, error -71 [ 40.201772][ T67] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 40.207058][ T343] usb 4-1: new high-speed USB device number 7 using dummy_hcd [ 40.211834][ T67] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 40.357302][ T310] usb 3-1: device descriptor read/8, error -71 [ 40.362190][ T67] usb 1-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 40.367635][ T343] usb 4-1: Using ep0 maxpacket: 32 [ 40.371326][ T67] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.379658][ T343] usb 4-1: config 6 has an invalid interface number: 102 but max is 1 [ 40.386484][ T67] usb 1-1: config 0 descriptor?? [ 40.387930][ T343] usb 4-1: config 6 has an invalid interface number: 123 but max is 1 [ 40.409555][ T67] usbhid 1-1:0.0: couldn't find an input interrupt endpoint [ 40.411102][ T343] usb 4-1: config 6 has no interface number 0 [ 40.628115][ T343] usb 4-1: config 6 has no interface number 1 [ 40.634227][ T343] usb 4-1: config 6 interface 102 altsetting 254 bulk endpoint 0x2 has invalid maxpacket 1023 [ 40.644532][ T343] usb 4-1: config 6 interface 102 altsetting 254 endpoint 0xD has invalid maxpacket 1023, setting to 64 [ 40.656585][ T343] usb 4-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xD, skipping [ 40.667549][ T343] usb 4-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xA, skipping [ 40.678471][ T343] usb 4-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xF, skipping [ 40.689387][ T343] usb 4-1: config 6 interface 102 altsetting 254 bulk endpoint 0x8 has invalid maxpacket 16 [ 40.699731][ T343] usb 4-1: config 6 interface 123 altsetting 1 has an invalid descriptor for endpoint zero, skipping [ 40.710648][ T343] usb 4-1: config 6 interface 102 has no altsetting 0 [ 40.717458][ T343] usb 4-1: config 6 interface 123 has no altsetting 0 [ 40.725490][ T343] usb 4-1: New USB device found, idVendor=12d1, idProduct=142e, bcdDevice= 0.00 [ 40.734601][ T343] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 40.742774][ T343] usb 4-1: Product: ⠊ [ 40.747008][ T343] usb 4-1: Manufacturer: 卸틑았Ꮞ㉢ઋ塱Ӏｐ榸疫㳮൏ᡅ鮵ꓵ付왧ؤ銋姰㙐䒰ꮨ෤뢽聅鍙褷潨ꔑ⧨ￎ謵뎤坶ꔠ䔑줅﹊幵ദ℘禁遉꼈嫟≳藍놆亰箋瓪 [ 40.767212][ T310] usb 3-1: new high-speed USB device number 7 using dummy_hcd [ 40.774774][ T343] usb 4-1: SerialNumber: ᠌ [ 40.780683][ T457] raw-gadget.2 gadget.3: fail, usb_ep_enable returned -22 [ 40.788013][ T457] raw-gadget.2 gadget.3: fail, usb_ep_enable returned -22 [ 40.796787][ T310] usb 3-1: device descriptor read/8, error -71 [ 40.926808][ T310] usb 3-1: device descriptor read/8, error -71 [ 40.998993][ T343] usb-storage 4-1:6.102: USB Mass Storage device detected [ 41.035780][ T310] usb usb3-port1: unable to enumerate USB device [ 41.049060][ T343] usb-storage 4-1:6.123: USB Mass Storage device detected [ 41.085262][ T470] netlink: 20 bytes leftover after parsing attributes in process `syz.1.53'. [ 41.098202][ T343] usb 4-1: Found UVC 0.00 device ⠊ (12d1:142e) [ 41.104619][ T343] usb 4-1: No valid video chain found. [ 41.112145][ T343] usb 4-1: USB disconnect, device number 7 [ 41.120346][ T36] kauditd_printk_skb: 18 callbacks suppressed [ 41.120360][ T36] audit: type=1400 audit(1794586864.110:151): avc: denied { create } for pid=471 comm="syz.1.54" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 41.146911][ T475] raw_sendmsg: syz.1.54 forgot to set AF_INET. Fix it! [ 41.154856][ T36] audit: type=1400 audit(1794586864.110:152): avc: denied { connect } for pid=471 comm="syz.1.54" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 41.175313][ T36] audit: type=1400 audit(1794586864.120:154): avc: denied { shutdown } for pid=471 comm="syz.1.54" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 41.195321][ T36] audit: type=1400 audit(1794586864.120:153): avc: denied { read write } for pid=471 comm="syz.1.54" name="vhost-vsock" dev="devtmpfs" ino=200 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 41.223074][ T36] audit: type=1400 audit(1794586864.120:155): avc: denied { open } for pid=471 comm="syz.1.54" path="/dev/vhost-vsock" dev="devtmpfs" ino=200 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 41.246814][ T36] audit: type=1400 audit(1794586864.120:156): avc: denied { ioctl } for pid=471 comm="syz.1.54" path="/dev/vhost-vsock" dev="devtmpfs" ino=200 ioctlcmd=0xaf01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 41.271989][ T36] audit: type=1400 audit(1794586864.120:157): avc: denied { connect } for pid=471 comm="syz.1.54" lport=256 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 41.292245][ T36] audit: type=1400 audit(1794586864.140:158): avc: denied { write } for pid=471 comm="syz.1.54" laddr=172.20.20.170 lport=256 faddr=172.20.20.170 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 41.385671][ T310] usb 3-1: new high-speed USB device number 8 using dummy_hcd [ 41.536770][ T310] usb 3-1: config 1 has an invalid descriptor of length 55, skipping remainder of the config [ 41.547064][ T310] usb 3-1: config 1 interface 0 altsetting 1 has an endpoint descriptor with address 0x31, changing to 0x1 [ 41.558768][ T310] usb 3-1: config 1 interface 0 altsetting 1 endpoint 0x1 has invalid maxpacket 13364, setting to 64 [ 41.569800][ T310] usb 3-1: config 1 interface 0 altsetting 1 has 1 endpoint descriptor, different from the interface descriptor's value: 4 [ 41.582918][ T36] audit: type=1400 audit(1794586864.580:159): avc: denied { create } for pid=480 comm="syz.3.56" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=icmp_socket permissive=1 [ 41.602241][ T36] audit: type=1400 audit(1794586864.580:160): avc: denied { read } for pid=480 comm="syz.3.56" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=icmp_socket permissive=1 [ 41.610194][ T481] input: syz0 as /devices/virtual/input/input5 [ 41.622632][ T310] usb 3-1: New USB device found, idVendor=174c, idProduct=55aa, bcdDevice= 1.00 [ 41.637186][ T310] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 41.645489][ T310] usb 3-1: Product: syz [ 41.650281][ T310] usb 3-1: Manufacturer: syz [ 41.655098][ T310] usb 3-1: SerialNumber: syz [ 41.660840][ T481] syzkaller0: entered promiscuous mode [ 41.665043][ T310] usb-storage 3-1:1.0: USB Mass Storage device detected [ 41.673408][ T481] syzkaller0: entered allmulticast mode [ 41.679955][ T310] usb-storage 3-1:1.0: Quirks match for vid 174c pid 55aa: 400000 [ 41.683433][ T481] PF_CAN: dropped non conform CAN XL skbuff: dev type 65534, len 65487 [ 41.689871][ T310] scsi host1: usb-storage 3-1:1.0 [ 41.818240][ T488] netlink: 'syz.3.58': attribute type 10 has an invalid length. [ 41.825986][ T488] netlink: 'syz.3.58': attribute type 17 has an invalid length. [ 41.833678][ T488] netlink: 24 bytes leftover after parsing attributes in process `syz.3.58'. [ 41.842522][ T488] netlink: 4 bytes leftover after parsing attributes in process `syz.3.58'. [ 41.865127][ T466] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 41.873727][ T466] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 41.882956][ T310] usb 3-1: USB disconnect, device number 8 [ 42.019090][ T493] netlink: 'syz.1.60': attribute type 10 has an invalid length. [ 42.026928][ T493] netlink: 'syz.1.60': attribute type 17 has an invalid length. [ 42.035140][ T493] FAULT_INJECTION: forcing a failure. [ 42.035140][ T493] name failslab, interval 1, probability 0, space 0, times 0 [ 42.047865][ T493] CPU: 0 UID: 0 PID: 493 Comm: syz.1.60 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 42.047899][ T493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 42.047914][ T493] Call Trace: [ 42.047921][ T493] [ 42.047930][ T493] __dump_stack+0x21/0x30 [ 42.047959][ T493] dump_stack_lvl+0x140/0x1c0 [ 42.047981][ T493] ? __cfi_dump_stack_lvl+0x10/0x10 [ 42.048006][ T493] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 42.048048][ T493] dump_stack+0x19/0x20 [ 42.048070][ T493] should_fail_ex+0x3c2/0x510 [ 42.048094][ T493] should_failslab+0xac/0x100 [ 42.048123][ T493] kmem_cache_alloc_noprof+0x42/0x410 [ 42.048161][ T493] ? __kernfs_new_node+0xf1/0x740 [ 42.048190][ T493] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 42.048218][ T493] __kernfs_new_node+0xf1/0x740 [ 42.048245][ T493] ? __kasan_check_write+0x18/0x20 [ 42.048283][ T493] ? kernfs_new_node+0x280/0x280 [ 42.048311][ T493] ? down_write+0xee/0x2b0 [ 42.048346][ T493] ? __cfi_down_write+0x10/0x10 [ 42.048383][ T493] ? __kasan_check_write+0x18/0x20 [ 42.048419][ T493] ? up_write+0x66/0x280 [ 42.048449][ T493] ? kernfs_activate+0x1ee/0x200 [ 42.048479][ T493] kernfs_new_node+0x154/0x280 [ 42.048508][ T493] __kernfs_create_file+0x52/0x280 [ 42.048543][ T493] sysfs_add_file_mode_ns+0x1d2/0x280 [ 42.048581][ T493] internal_create_group+0x66c/0xe70 [ 42.048606][ T493] ? __kasan_check_write+0x18/0x20 [ 42.048645][ T493] ? sysfs_create_group+0x40/0x40 [ 42.048670][ T493] ? kernfs_activate+0x1ee/0x200 [ 42.048700][ T493] sysfs_create_groups+0x5c/0x130 [ 42.048726][ T493] device_add_attrs+0xdf/0x850 [ 42.048758][ T493] ? device_add_class_symlinks+0x260/0x260 [ 42.048801][ T493] ? __kasan_check_write+0x18/0x20 [ 42.048846][ T493] ? kobject_put+0x1cc/0x2a0 [ 42.048872][ T493] ? device_add_class_symlinks+0x22e/0x260 [ 42.048904][ T493] device_add+0x4db/0xbf0 [ 42.048935][ T493] netdev_register_kobject+0x196/0x330 [ 42.048974][ T493] register_netdevice+0x1042/0x1a80 [ 42.049002][ T493] ? __cfi_register_netdevice+0x10/0x10 [ 42.049027][ T493] ? dev_addr_mod+0x3a7/0x540 [ 42.049059][ T493] ? netif_inherit_tso_max+0x204/0x360 [ 42.049086][ T493] veth_newlink+0x5e0/0xc40 [ 42.049110][ T493] ? __kasan_kmalloc+0x96/0xb0 [ 42.049137][ T493] ? __cfi_veth_newlink+0x10/0x10 [ 42.049161][ T493] ? ___sys_sendmsg+0x2a6/0x370 [ 42.049196][ T493] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 42.049231][ T493] ? x64_sys_call+0x2a4c/0x2ee0 [ 42.049258][ T493] ? do_syscall_64+0x57/0xf0 [ 42.049285][ T493] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 42.049333][ T493] ? alloc_netdev_mqs+0xd45/0x13d0 [ 42.049361][ T493] ? validate_linkmsg+0x75c/0x960 [ 42.049400][ T493] ? __cfi_veth_newlink+0x10/0x10 [ 42.049425][ T493] rtnl_newlink+0x1569/0x2220 [ 42.049466][ T493] ? rtnl_newlink+0x551/0x2220 [ 42.049507][ T493] ? __cfi_rtnl_newlink+0x10/0x10 [ 42.049545][ T493] ? cred_has_capability+0x296/0x3a0 [ 42.049585][ T493] ? selinux_perf_event_alloc+0x110/0x110 [ 42.049626][ T493] ? stack_trace_save+0xaa/0x100 [ 42.049653][ T493] ? __cfi_mutex_lock+0x10/0x10 [ 42.049686][ T493] ? ns_capable+0x90/0xf0 [ 42.049713][ T493] ? netlink_net_capable+0x129/0x160 [ 42.049745][ T493] ? __cfi_rtnl_newlink+0x10/0x10 [ 42.049783][ T493] rtnetlink_rcv_msg+0x8be/0xa40 [ 42.049820][ T493] ? __asan_memcpy+0x5a/0x80 [ 42.049858][ T493] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 42.049886][ T493] ? avc_has_perm+0x155/0x240 [ 42.049917][ T493] netlink_rcv_skb+0x24a/0x4e0 [ 42.049951][ T493] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 42.049977][ T493] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 42.050010][ T493] ? selinux_netlink_send+0x7df/0x8b0 [ 42.050045][ T493] ? netlink_autobind+0x1c0/0x1c0 [ 42.050081][ T493] ? is_vmalloc_addr+0x11/0x40 [ 42.050111][ T493] rtnetlink_rcv+0x20/0x30 [ 42.050147][ T493] netlink_unicast+0x8bf/0xa70 [ 42.050179][ T493] netlink_sendmsg+0x7d1/0xad0 [ 42.050228][ T493] ? __cfi_netlink_sendmsg+0x10/0x10 [ 42.050264][ T493] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 42.050287][ T493] ? security_socket_sendmsg+0x3d/0x100 [ 42.050320][ T493] ____sys_sendmsg+0x9a1/0xa00 [ 42.050355][ T493] ? __import_iovec+0x5b9/0x7d0 [ 42.050403][ T493] ? __sys_sendmsg_sock+0x50/0x50 [ 42.050441][ T493] ? import_iovec+0x80/0xb0 [ 42.050473][ T493] ___sys_sendmsg+0x2a6/0x370 [ 42.050509][ T493] ? __sys_sendmsg+0x260/0x260 [ 42.050557][ T493] ? proc_fail_nth_write+0x184/0x220 [ 42.050589][ T493] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 42.050628][ T493] ? __fget_files+0x2bc/0x330 [ 42.050655][ T493] __x64_sys_sendmsg+0x1be/0x2a0 [ 42.050690][ T493] ? fput+0x1a4/0x230 [ 42.050717][ T493] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 42.050752][ T493] ? ksys_write+0x1f3/0x260 [ 42.050776][ T493] ? __kasan_check_read+0x15/0x20 [ 42.050821][ T493] x64_sys_call+0x2a4c/0x2ee0 [ 42.050868][ T493] do_syscall_64+0x57/0xf0 [ 42.050894][ T493] ? clear_bhb_loop+0x50/0xa0 [ 42.050930][ T493] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 42.050965][ T493] RIP: 0033:0x7f27b1fa94d9 [ 42.050986][ T493] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 42.051007][ T493] RSP: 002b:00007f27b2e79028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 42.051034][ T493] RAX: ffffffffffffffda RBX: 00007f27b2225fa0 RCX: 00007f27b1fa94d9 [ 42.051053][ T493] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 42.051071][ T493] RBP: 00007f27b2e79090 R08: 0000000000000000 R09: 0000000000000000 [ 42.051087][ T493] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 42.051102][ T493] R13: 00007f27b2226038 R14: 00007f27b2225fa0 R15: 00007ffc503a18c8 [ 42.051125][ T493] [ 42.255780][ T31] usb 4-1: new high-speed USB device number 8 using dummy_hcd [ 42.579041][ T67] usb 1-1: USB disconnect, device number 3 [ 42.725675][ T31] usb 4-1: Using ep0 maxpacket: 16 [ 42.731962][ T31] usb 4-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 42.743240][ T31] usb 4-1: config 1 has 1 interface, different from the descriptor's value: 3 [ 42.753680][ T31] usb 4-1: New USB device found, idVendor=1d6b, idProduct=0101, bcdDevice= 0.40 [ 42.762781][ T31] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 42.770861][ T31] usb 4-1: Product: syz [ 42.775055][ T31] usb 4-1: Manufacturer: syz [ 42.779700][ T31] usb 4-1: SerialNumber: syz [ 42.965669][ T67] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 42.990578][ T31] usb 4-1: 0:2 : does not exist [ 42.998628][ T31] usb 4-1: 5:0: failed to get current value for ch 0 (-22) [ 43.013121][ T31] usb 4-1: USB disconnect, device number 8 [ 43.024639][ T316] udevd[316]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 43.115768][ T67] usb 1-1: Using ep0 maxpacket: 32 [ 43.123065][ T67] usb 1-1: config 6 has an invalid interface number: 102 but max is 1 [ 43.131431][ T67] usb 1-1: config 6 has an invalid interface number: 123 but max is 1 [ 43.139962][ T67] usb 1-1: config 6 has no interface number 0 [ 43.146190][ T67] usb 1-1: config 6 has no interface number 1 [ 43.152331][ T67] usb 1-1: config 6 interface 102 altsetting 254 bulk endpoint 0x2 has invalid maxpacket 1023 [ 43.162684][ T67] usb 1-1: config 6 interface 102 altsetting 254 endpoint 0xD has invalid maxpacket 1023, setting to 64 [ 43.174041][ T67] usb 1-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xD, skipping [ 43.184993][ T67] usb 1-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xA, skipping [ 43.196042][ T67] usb 1-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xF, skipping [ 43.206972][ T67] usb 1-1: config 6 interface 102 altsetting 254 bulk endpoint 0x8 has invalid maxpacket 16 [ 43.217137][ T67] usb 1-1: config 6 interface 123 altsetting 1 has an invalid descriptor for endpoint zero, skipping [ 43.228066][ T67] usb 1-1: config 6 interface 102 has no altsetting 0 [ 43.234892][ T67] usb 1-1: config 6 interface 123 has no altsetting 0 [ 43.243301][ T67] usb 1-1: New USB device found, idVendor=12d1, idProduct=142e, bcdDevice= 0.00 [ 43.252434][ T67] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 43.260472][ T67] usb 1-1: Product: ⠊ [ 43.264720][ T67] usb 1-1: Manufacturer: 卸틑았Ꮞ㉢ઋ塱Ӏｐ榸疫㳮൏ᡅ鮵ꓵ付왧ؤ銋姰㙐䒰ꮨ෤뢽聅鍙褷潨ꔑ⧨ￎ謵뎤坶ꔠ䔑줅﹊幵ദ℘禁遉꼈嫟≳藍놆亰箋瓪 [ 43.284843][ T67] usb 1-1: SerialNumber: ᠌ [ 43.290510][ T503] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 43.297885][ T503] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 43.374670][ T509] loop0: detected capacity change from 0 to 1 [ 43.447724][ T511] kvm: apic: phys broadcast and lowest prio [ 43.509058][ T67] usb-storage 1-1:6.102: USB Mass Storage device detected [ 43.540576][ T67] usb-storage 1-1:6.123: USB Mass Storage device detected [ 43.598919][ T67] uvcvideo 1-1:6.123: Found Unit with invalid ID 0 [ 43.612559][ T67] usb 1-1: USB disconnect, device number 4 [ 43.618471][ T523] FAULT_INJECTION: forcing a failure. [ 43.618471][ T523] name failslab, interval 1, probability 0, space 0, times 0 [ 43.618500][ T523] CPU: 1 UID: 0 PID: 523 Comm: syz.3.69 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 43.618528][ T523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 43.618579][ T523] Call Trace: [ 43.618615][ T523] [ 43.618643][ T523] __dump_stack+0x21/0x30 [ 43.618722][ T523] dump_stack_lvl+0x140/0x1c0 [ 43.618769][ T523] ? __cfi_dump_stack_lvl+0x10/0x10 [ 43.618830][ T523] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 43.618924][ T523] dump_stack+0x19/0x20 [ 43.618975][ T523] should_fail_ex+0x3c2/0x510 [ 43.619036][ T523] should_failslab+0xac/0x100 [ 43.619099][ T523] kmem_cache_alloc_noprof+0x42/0x410 [ 43.619183][ T523] ? __kernfs_new_node+0xf1/0x740 [ 43.619254][ T523] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 43.619323][ T523] __kernfs_new_node+0xf1/0x740 [ 43.619386][ T523] ? __kasan_check_write+0x18/0x20 [ 43.619469][ T523] ? kernfs_new_node+0x280/0x280 [ 43.619532][ T523] ? down_write+0xee/0x2b0 [ 43.619615][ T523] ? __cfi_down_write+0x10/0x10 [ 43.619697][ T523] ? __kasan_check_write+0x18/0x20 [ 43.619785][ T523] ? up_write+0x66/0x280 [ 43.619856][ T523] ? kernfs_activate+0x1ee/0x200 [ 43.619921][ T523] kernfs_new_node+0x154/0x280 [ 43.619991][ T523] __kernfs_create_file+0x52/0x280 [ 43.620099][ T523] sysfs_add_file_mode_ns+0x1d2/0x280 [ 43.620189][ T523] internal_create_group+0x66c/0xe70 [ 43.620251][ T523] ? __kasan_check_write+0x18/0x20 [ 43.620334][ T523] ? sysfs_create_group+0x40/0x40 [ 43.620395][ T523] ? kernfs_activate+0x1ee/0x200 [ 43.620461][ T523] sysfs_create_groups+0x5c/0x130 [ 43.620523][ T523] device_add_attrs+0xdf/0x850 [ 43.620596][ T523] ? device_add_class_symlinks+0x260/0x260 [ 43.620669][ T523] ? __kasan_check_write+0x18/0x20 [ 43.620745][ T523] ? kobject_put+0x1cc/0x2a0 [ 43.620806][ T523] ? device_add_class_symlinks+0x22e/0x260 [ 43.620879][ T523] device_add+0x4db/0xbf0 [ 43.620944][ T523] netdev_register_kobject+0x196/0x330 [ 43.621043][ T523] register_netdevice+0x1042/0x1a80 [ 43.621099][ T523] ? __cfi_register_netdevice+0x10/0x10 [ 43.621160][ T523] ? dev_addr_mod+0x3a7/0x540 [ 43.621240][ T523] ? netif_inherit_tso_max+0x204/0x360 [ 43.621304][ T523] veth_newlink+0x5e0/0xc40 [ 43.621357][ T523] ? __kasan_kmalloc+0x96/0xb0 [ 43.621448][ T523] ? __cfi_veth_newlink+0x10/0x10 [ 43.621514][ T523] ? ___sys_sendmsg+0x2a6/0x370 [ 43.621595][ T523] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 43.621677][ T523] ? x64_sys_call+0x2a4c/0x2ee0 [ 43.621743][ T523] ? do_syscall_64+0x57/0xf0 [ 43.621805][ T523] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 43.621910][ T523] ? alloc_netdev_mqs+0xd45/0x13d0 [ 43.621981][ T523] ? validate_linkmsg+0x75c/0x960 [ 43.622065][ T523] ? __cfi_veth_newlink+0x10/0x10 [ 43.622118][ T523] rtnl_newlink+0x1569/0x2220 [ 43.622212][ T523] ? rtnl_newlink+0x551/0x2220 [ 43.622314][ T523] ? __cfi_rtnl_newlink+0x10/0x10 [ 43.622397][ T523] ? cred_has_capability+0x296/0x3a0 [ 43.622490][ T523] ? selinux_perf_event_alloc+0x110/0x110 [ 43.622583][ T523] ? stack_trace_save+0xaa/0x100 [ 43.622638][ T523] ? __cfi_mutex_lock+0x10/0x10 [ 43.622710][ T523] ? ns_capable+0x90/0xf0 [ 43.622791][ T523] ? netlink_net_capable+0x129/0x160 [ 43.622891][ T523] ? __cfi_rtnl_newlink+0x10/0x10 [ 43.622983][ T523] rtnetlink_rcv_msg+0x8be/0xa40 [ 43.623045][ T523] ? __asan_memcpy+0x5a/0x80 [ 43.623121][ T523] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 43.623192][ T523] ? avc_has_perm+0x155/0x240 [ 43.623265][ T523] netlink_rcv_skb+0x24a/0x4e0 [ 43.623348][ T523] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 43.623412][ T523] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 43.623493][ T523] ? selinux_netlink_send+0x7df/0x8b0 [ 43.623570][ T523] ? netlink_autobind+0x1c0/0x1c0 [ 43.623652][ T523] ? is_vmalloc_addr+0x11/0x40 [ 43.623723][ T523] rtnetlink_rcv+0x20/0x30 [ 43.623771][ T523] netlink_unicast+0x8bf/0xa70 [ 43.623852][ T523] netlink_sendmsg+0x7d1/0xad0 [ 43.623934][ T523] ? __cfi_netlink_sendmsg+0x10/0x10 [ 43.624020][ T523] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 43.624080][ T523] ? security_socket_sendmsg+0x3d/0x100 [ 43.624161][ T523] ____sys_sendmsg+0x9a1/0xa00 [ 43.624287][ T523] ? __import_iovec+0x5b9/0x7d0 [ 43.624360][ T523] ? __sys_sendmsg_sock+0x50/0x50 [ 43.624446][ T523] ? import_iovec+0x80/0xb0 [ 43.624518][ T523] ___sys_sendmsg+0x2a6/0x370 [ 43.624600][ T523] ? __sys_sendmsg+0x260/0x260 [ 43.624684][ T523] ? proc_fail_nth_write+0x184/0x220 [ 43.624755][ T523] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 43.624849][ T523] ? __fget_files+0x2bc/0x330 [ 43.624913][ T523] __x64_sys_sendmsg+0x1be/0x2a0 [ 43.624995][ T523] ? fput+0x1a4/0x230 [ 43.625059][ T523] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 43.625141][ T523] ? ksys_write+0x1f3/0x260 [ 43.625202][ T523] ? __kasan_check_read+0x15/0x20 [ 43.625296][ T523] x64_sys_call+0x2a4c/0x2ee0 [ 43.625359][ T523] do_syscall_64+0x57/0xf0 [ 43.625421][ T523] ? clear_bhb_loop+0x50/0xa0 [ 43.625503][ T523] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 43.625614][ T523] RIP: 0033:0x7fa77dba94d9 [ 43.625696][ T523] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 43.625741][ T523] RSP: 002b:00007fa77ea73028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 43.625778][ T523] RAX: ffffffffffffffda RBX: 00007fa77de25fa0 RCX: 00007fa77dba94d9 [ 43.625828][ T523] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 43.625869][ T523] RBP: 00007fa77ea73090 R08: 0000000000000000 R09: 0000000000000000 [ 43.625911][ T523] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 43.625951][ T523] R13: 00007fa77de26038 R14: 00007fa77de25fa0 R15: 00007ffcc18afeb8 [ 43.626004][ T523] [ 44.485702][ T67] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 44.619755][ T534] __nla_validate_parse: 8 callbacks suppressed [ 44.619781][ T534] netlink: 20 bytes leftover after parsing attributes in process `syz.3.72'. [ 44.656858][ T67] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 44.667078][ T67] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 44.676886][ T67] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 44.689800][ T67] usb 1-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 44.698904][ T67] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 44.708031][ T67] usb 1-1: config 0 descriptor?? [ 44.716253][ T67] usbhid 1-1:0.0: couldn't find an input interrupt endpoint [ 44.791046][ T542] loop0: detected capacity change from 0 to 1 [ 44.849500][ T544] validate_nla: 4 callbacks suppressed [ 44.849515][ T544] netlink: 'syz.1.77': attribute type 10 has an invalid length. [ 44.863008][ T544] netlink: 'syz.1.77': attribute type 17 has an invalid length. [ 44.870739][ T544] netlink: 24 bytes leftover after parsing attributes in process `syz.1.77'. [ 44.879621][ T544] netlink: 4 bytes leftover after parsing attributes in process `syz.1.77'. [ 44.923386][ T547] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 44.932037][ T547] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 45.155691][ T67] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 45.305677][ T67] usb 2-1: Using ep0 maxpacket: 8 [ 45.311915][ T67] usb 2-1: config 1 contains an unexpected descriptor of type 0x2, skipping [ 45.320851][ T67] usb 2-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 45.330985][ T67] usb 2-1: config 1 has 2 interfaces, different from the descriptor's value: 3 [ 45.340012][ T67] usb 2-1: config 1 interface 1 altsetting 1 has 0 endpoint descriptors, different from the interface descriptor's value: 1 [ 45.356784][ T67] usb 2-1: New USB device found, idVendor=200c, idProduct=0000, bcdDevice= 0.40 [ 45.365976][ T67] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 45.374201][ T67] usb 2-1: Product: syz [ 45.378721][ T67] usb 2-1: Manufacturer: syz [ 45.382513][ T551] netlink: 'syz.3.79': attribute type 10 has an invalid length. [ 45.383455][ T67] usb 2-1: SerialNumber: syz [ 45.391700][ T551] netlink: 'syz.3.79': attribute type 17 has an invalid length. [ 45.403472][ T551] netlink: 24 bytes leftover after parsing attributes in process `syz.3.79'. [ 45.412290][ T551] netlink: 4 bytes leftover after parsing attributes in process `syz.3.79'. [ 45.553264][ T555] netlink: 20 bytes leftover after parsing attributes in process `syz.2.81'. [ 45.599104][ T560] base or size exceeds the MTRR width [ 45.606847][ T67] usb 2-1: unit 3 not found! [ 45.618599][ T67] usb 2-1: USB disconnect, device number 3 [ 45.655141][ T316] udevd[316]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 45.706297][ T572] mmap: syz.2.86 (572) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 45.718109][ T31] usb 4-1: new high-speed USB device number 9 using dummy_hcd [ 45.738059][ T574] netlink: 'syz.2.87': attribute type 10 has an invalid length. [ 45.746142][ T574] netlink: 'syz.2.87': attribute type 17 has an invalid length. [ 45.754559][ T574] netlink: 24 bytes leftover after parsing attributes in process `syz.2.87'. [ 45.763493][ T574] netlink: 4 bytes leftover after parsing attributes in process `syz.2.87'. [ 45.875662][ T31] usb 4-1: Using ep0 maxpacket: 32 [ 45.882994][ T31] usb 4-1: config 6 has an invalid interface number: 102 but max is 1 [ 45.891446][ T31] usb 4-1: config 6 has an invalid interface number: 123 but max is 1 [ 45.899807][ T31] usb 4-1: config 6 has no interface number 0 [ 45.905942][ T31] usb 4-1: config 6 has no interface number 1 [ 45.912044][ T31] usb 4-1: config 6 interface 102 altsetting 254 bulk endpoint 0x2 has invalid maxpacket 1023 [ 45.922358][ T31] usb 4-1: config 6 interface 102 altsetting 254 endpoint 0xD has invalid maxpacket 1023, setting to 64 [ 45.933559][ T31] usb 4-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xD, skipping [ 45.944483][ T31] usb 4-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xA, skipping [ 45.955385][ T31] usb 4-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xF, skipping [ 45.966284][ T31] usb 4-1: config 6 interface 102 altsetting 254 bulk endpoint 0x8 has invalid maxpacket 16 [ 45.976397][ T31] usb 4-1: config 6 interface 123 altsetting 1 has an invalid descriptor for endpoint zero, skipping [ 45.987281][ T31] usb 4-1: config 6 interface 102 has no altsetting 0 [ 45.994072][ T31] usb 4-1: config 6 interface 123 has no altsetting 0 [ 46.002400][ T31] usb 4-1: New USB device found, idVendor=12d1, idProduct=142e, bcdDevice= 0.00 [ 46.011470][ T31] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 46.019507][ T31] usb 4-1: Product: ⠊ [ 46.023684][ T31] usb 4-1: Manufacturer: 卸틑았Ꮞ㉢ઋ塱Ӏｐ榸疫㳮൏ᡅ鮵ꓵ付왧ؤ銋姰㙐䒰ꮨ෤뢽聅鍙褷潨ꔑ⧨ￎ謵뎤坶ꔠ䔑줅﹊幵ദ℘禁遉꼈嫟≳藍놆亰箋瓪 [ 46.044077][ T31] usb 4-1: SerialNumber: ᠌ [ 46.049857][ T553] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22 [ 46.057301][ T553] raw-gadget.3 gadget.3: fail, usb_ep_enable returned -22 [ 46.169481][ T36] kauditd_printk_skb: 24 callbacks suppressed [ 46.169515][ T36] audit: type=1400 audit(1794586869.160:185): avc: denied { name_bind } for pid=577 comm="syz.1.89" src=20000 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unreserved_port_t tclass=tcp_socket permissive=1 [ 46.197327][ T36] audit: type=1400 audit(1794586869.160:186): avc: denied { node_bind } for pid=577 comm="syz.1.89" saddr=224.0.0.2 src=20000 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 46.223627][ T36] audit: type=1400 audit(1794586869.210:187): avc: denied { create } for pid=577 comm="syz.1.89" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=ieee802154_socket permissive=1 [ 46.243531][ T36] audit: type=1400 audit(1794586869.220:188): avc: denied { bind } for pid=577 comm="syz.1.89" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=ieee802154_socket permissive=1 [ 46.268068][ T31] usb-storage 4-1:6.102: USB Mass Storage device detected [ 46.308081][ T585] netlink: 'syz.1.90': attribute type 10 has an invalid length. [ 46.315835][ T585] netlink: 'syz.1.90': attribute type 17 has an invalid length. [ 46.323612][ T585] netlink: 24 bytes leftover after parsing attributes in process `syz.1.90'. [ 46.332350][ T31] usb-storage 4-1:6.123: USB Mass Storage device detected [ 46.341898][ T585] netlink: 4 bytes leftover after parsing attributes in process `syz.1.90'. [ 46.352875][ T585] FAULT_INJECTION: forcing a failure. [ 46.352875][ T585] name failslab, interval 1, probability 0, space 0, times 0 [ 46.365628][ T585] CPU: 0 UID: 0 PID: 585 Comm: syz.1.90 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 46.365658][ T585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 46.365673][ T585] Call Trace: [ 46.365680][ T585] [ 46.365688][ T585] __dump_stack+0x21/0x30 [ 46.365714][ T585] dump_stack_lvl+0x140/0x1c0 [ 46.365735][ T585] ? __cfi_dump_stack_lvl+0x10/0x10 [ 46.365757][ T585] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 46.365795][ T585] dump_stack+0x19/0x20 [ 46.365814][ T585] should_fail_ex+0x3c2/0x510 [ 46.365835][ T585] should_failslab+0xac/0x100 [ 46.365859][ T585] kmem_cache_alloc_noprof+0x42/0x410 [ 46.365891][ T585] ? __kernfs_new_node+0xf1/0x740 [ 46.365917][ T585] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 46.365943][ T585] __kernfs_new_node+0xf1/0x740 [ 46.365966][ T585] ? __kasan_check_write+0x18/0x20 [ 46.365999][ T585] ? kernfs_new_node+0x280/0x280 [ 46.366023][ T585] ? down_write+0xee/0x2b0 [ 46.366053][ T585] ? __cfi_down_write+0x10/0x10 [ 46.366085][ T585] ? __kasan_check_write+0x18/0x20 [ 46.366117][ T585] ? up_write+0x66/0x280 [ 46.366142][ T585] ? kernfs_activate+0x1ee/0x200 [ 46.366168][ T585] kernfs_new_node+0x154/0x280 [ 46.366193][ T585] __kernfs_create_file+0x52/0x280 [ 46.366222][ T585] sysfs_add_file_mode_ns+0x1d2/0x280 [ 46.366254][ T585] internal_create_group+0x66c/0xe70 [ 46.366276][ T585] ? __kasan_check_write+0x18/0x20 [ 46.366310][ T585] ? sysfs_create_group+0x40/0x40 [ 46.366333][ T585] ? kernfs_activate+0x1ee/0x200 [ 46.366360][ T585] sysfs_create_groups+0x5c/0x130 [ 46.366383][ T585] device_add_attrs+0xdf/0x850 [ 46.366412][ T585] ? device_add_class_symlinks+0x260/0x260 [ 46.366439][ T585] ? __kasan_check_write+0x18/0x20 [ 46.366478][ T585] ? kobject_put+0x1cc/0x2a0 [ 46.366501][ T585] ? device_add_class_symlinks+0x22e/0x260 [ 46.366530][ T585] device_add+0x4db/0xbf0 [ 46.366555][ T585] netdev_register_kobject+0x196/0x330 [ 46.366591][ T585] register_netdevice+0x1042/0x1a80 [ 46.366616][ T585] ? __cfi_register_netdevice+0x10/0x10 [ 46.366640][ T585] ? dev_addr_mod+0x3a7/0x540 [ 46.366671][ T585] ? netif_inherit_tso_max+0x204/0x360 [ 46.366695][ T585] veth_newlink+0x5e0/0xc40 [ 46.366716][ T585] ? __kasan_kmalloc+0x96/0xb0 [ 46.366741][ T585] ? __cfi_veth_newlink+0x10/0x10 [ 46.366762][ T585] ? ___sys_sendmsg+0x2a6/0x370 [ 46.366794][ T585] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 46.366826][ T585] ? x64_sys_call+0x2a4c/0x2ee0 [ 46.366850][ T585] ? do_syscall_64+0x57/0xf0 [ 46.366874][ T585] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 46.366916][ T585] ? alloc_netdev_mqs+0xd45/0x13d0 [ 46.366941][ T585] ? validate_linkmsg+0x75c/0x960 [ 46.366976][ T585] ? __cfi_veth_newlink+0x10/0x10 [ 46.366997][ T585] rtnl_newlink+0x1569/0x2220 [ 46.367032][ T585] ? rtnl_newlink+0x551/0x2220 [ 46.367066][ T585] ? __cfi_rtnl_newlink+0x10/0x10 [ 46.367098][ T585] ? cred_has_capability+0x296/0x3a0 [ 46.367132][ T585] ? selinux_perf_event_alloc+0x110/0x110 [ 46.367167][ T585] ? stack_trace_save+0xaa/0x100 [ 46.367190][ T585] ? __cfi_mutex_lock+0x10/0x10 [ 46.367218][ T585] ? ns_capable+0x90/0xf0 [ 46.367241][ T585] ? netlink_net_capable+0x129/0x160 [ 46.367268][ T585] ? __cfi_rtnl_newlink+0x10/0x10 [ 46.367300][ T585] rtnetlink_rcv_msg+0x8be/0xa40 [ 46.367323][ T585] ? __asan_memcpy+0x5a/0x80 [ 46.367355][ T585] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 46.367379][ T585] ? avc_has_perm+0x155/0x240 [ 46.367405][ T585] netlink_rcv_skb+0x24a/0x4e0 [ 46.367434][ T585] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 46.367457][ T585] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 46.367493][ T585] ? selinux_netlink_send+0x7df/0x8b0 [ 46.367524][ T585] ? netlink_autobind+0x1c0/0x1c0 [ 46.367556][ T585] ? is_vmalloc_addr+0x11/0x40 [ 46.367582][ T585] rtnetlink_rcv+0x20/0x30 [ 46.367606][ T585] netlink_unicast+0x8bf/0xa70 [ 46.367636][ T585] netlink_sendmsg+0x7d1/0xad0 [ 46.367668][ T585] ? __cfi_netlink_sendmsg+0x10/0x10 [ 46.367701][ T585] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 46.367723][ T585] ? security_socket_sendmsg+0x3d/0x100 [ 46.367753][ T585] ____sys_sendmsg+0x9a1/0xa00 [ 46.367786][ T585] ? __import_iovec+0x5b9/0x7d0 [ 46.367814][ T585] ? __sys_sendmsg_sock+0x50/0x50 [ 46.367848][ T585] ? import_iovec+0x80/0xb0 [ 46.367876][ T585] ___sys_sendmsg+0x2a6/0x370 [ 46.367910][ T585] ? __sys_sendmsg+0x260/0x260 [ 46.367942][ T585] ? proc_fail_nth_write+0x184/0x220 [ 46.367973][ T585] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 46.368010][ T585] ? __fget_files+0x2bc/0x330 [ 46.368036][ T585] __x64_sys_sendmsg+0x1be/0x2a0 [ 46.368068][ T585] ? fput+0x1a4/0x230 [ 46.368095][ T585] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 46.368126][ T585] ? ksys_write+0x1f3/0x260 [ 46.368149][ T585] ? __kasan_check_read+0x15/0x20 [ 46.368183][ T585] x64_sys_call+0x2a4c/0x2ee0 [ 46.368209][ T585] do_syscall_64+0x57/0xf0 [ 46.368232][ T585] ? clear_bhb_loop+0x50/0xa0 [ 46.368264][ T585] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 46.368295][ T585] RIP: 0033:0x7f27b1fa94d9 [ 46.368315][ T585] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 46.368334][ T585] RSP: 002b:00007f27b2e79028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.368359][ T585] RAX: ffffffffffffffda RBX: 00007f27b2225fa0 RCX: 00007f27b1fa94d9 [ 46.368377][ T585] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 46.368392][ T585] RBP: 00007f27b2e79090 R08: 0000000000000000 R09: 0000000000000000 [ 46.368407][ T585] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.368422][ T585] R13: 00007f27b2226038 R14: 00007f27b2225fa0 R15: 00007ffc503a18c8 [ 46.368442][ T585] [ 46.608484][ T36] audit: type=1400 audit(1794586869.600:189): avc: denied { append } for pid=588 comm="syz.2.92" name="kvm" dev="devtmpfs" ino=13 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:kvm_device_t tclass=chr_file permissive=1 [ 46.964366][ T31] uvcvideo 4-1:6.123: Found Unit with invalid ID 0 [ 46.974510][ T31] usb 4-1: USB disconnect, device number 9 [ 46.984511][ T602] overlayfs: failed to resolve './file0': -2 [ 47.024857][ T606] netlink: 'syz.3.97': attribute type 10 has an invalid length. [ 47.032702][ T606] netlink: 'syz.3.97': attribute type 17 has an invalid length. [ 47.113684][ T615] FAULT_INJECTION: forcing a failure. [ 47.113684][ T615] name failslab, interval 1, probability 0, space 0, times 0 [ 47.128443][ T36] audit: type=1400 audit(1794586870.120:190): avc: denied { mount } for pid=607 comm="syz.1.98" name="/" dev="tracefs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=filesystem permissive=1 [ 47.155750][ T615] CPU: 1 UID: 0 PID: 615 Comm: syz.3.100 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 47.155793][ T615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 47.155812][ T615] Call Trace: [ 47.155821][ T615] [ 47.155831][ T615] __dump_stack+0x21/0x30 [ 47.155867][ T615] dump_stack_lvl+0x140/0x1c0 [ 47.155892][ T615] ? __cfi_dump_stack_lvl+0x10/0x10 [ 47.155925][ T615] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 47.155968][ T615] dump_stack+0x19/0x20 [ 47.156000][ T615] should_fail_ex+0x3c2/0x510 [ 47.156028][ T615] should_failslab+0xac/0x100 [ 47.156060][ T615] kmem_cache_alloc_noprof+0x42/0x410 [ 47.156104][ T615] ? __kernfs_new_node+0xf1/0x740 [ 47.156134][ T615] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 47.156172][ T615] __kernfs_new_node+0xf1/0x740 [ 47.156205][ T615] ? __kasan_check_write+0x18/0x20 [ 47.156245][ T615] ? kernfs_new_node+0x280/0x280 [ 47.156280][ T615] ? down_write+0xee/0x2b0 [ 47.156319][ T615] ? __cfi_down_write+0x10/0x10 [ 47.156359][ T615] ? __kasan_check_write+0x18/0x20 [ 47.156409][ T615] ? up_write+0x66/0x280 [ 47.156444][ T615] ? kernfs_activate+0x1ee/0x200 [ 47.156476][ T615] kernfs_new_node+0x154/0x280 [ 47.156511][ T615] __kernfs_create_file+0x52/0x280 [ 47.156547][ T615] sysfs_add_file_mode_ns+0x1d2/0x280 [ 47.156590][ T615] internal_create_group+0x66c/0xe70 [ 47.156621][ T615] ? __kasan_check_write+0x18/0x20 [ 47.156662][ T615] ? sysfs_create_group+0x40/0x40 [ 47.156693][ T615] ? kernfs_activate+0x1ee/0x200 [ 47.156727][ T615] sysfs_create_groups+0x5c/0x130 [ 47.156756][ T615] device_add_attrs+0xdf/0x850 [ 47.156793][ T615] ? device_add_class_symlinks+0x260/0x260 [ 47.156828][ T615] ? __kasan_check_write+0x18/0x20 [ 47.156870][ T615] ? kobject_put+0x1cc/0x2a0 [ 47.156897][ T615] ? device_add_class_symlinks+0x22e/0x260 [ 47.156933][ T615] device_add+0x4db/0xbf0 [ 47.156967][ T615] netdev_register_kobject+0x196/0x330 [ 47.157009][ T615] register_netdevice+0x1042/0x1a80 [ 47.157044][ T615] ? __cfi_register_netdevice+0x10/0x10 [ 47.157072][ T615] ? dev_addr_mod+0x3a7/0x540 [ 47.157110][ T615] ? netif_inherit_tso_max+0x204/0x360 [ 47.157142][ T615] veth_newlink+0x5e0/0xc40 [ 47.157169][ T615] ? __kasan_kmalloc+0x96/0xb0 [ 47.157202][ T615] ? __cfi_veth_newlink+0x10/0x10 [ 47.157227][ T615] ? ___sys_sendmsg+0x2a6/0x370 [ 47.157268][ T615] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 47.157304][ T615] ? x64_sys_call+0x2a4c/0x2ee0 [ 47.157337][ T615] ? do_syscall_64+0x57/0xf0 [ 47.157365][ T615] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 47.157441][ T615] ? alloc_netdev_mqs+0xd45/0x13d0 [ 47.157471][ T615] ? validate_linkmsg+0x75c/0x960 [ 47.157514][ T615] ? __cfi_veth_newlink+0x10/0x10 [ 47.157539][ T615] rtnl_newlink+0x1569/0x2220 [ 47.157584][ T615] ? rtnl_newlink+0x551/0x2220 [ 47.157630][ T615] ? __cfi_rtnl_newlink+0x10/0x10 [ 47.157672][ T615] ? cred_has_capability+0x296/0x3a0 [ 47.157714][ T615] ? selinux_perf_event_alloc+0x110/0x110 [ 47.157760][ T615] ? stack_trace_save+0xaa/0x100 [ 47.157792][ T615] ? __cfi_mutex_lock+0x10/0x10 [ 47.157826][ T615] ? ns_capable+0x90/0xf0 [ 47.157860][ T615] ? netlink_net_capable+0x129/0x160 [ 47.157895][ T615] ? __cfi_rtnl_newlink+0x10/0x10 [ 47.157936][ T615] rtnetlink_rcv_msg+0x8be/0xa40 [ 47.157967][ T615] ? __asan_memcpy+0x5a/0x80 [ 47.158006][ T615] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 47.158039][ T615] ? avc_has_perm+0x155/0x240 [ 47.158073][ T615] netlink_rcv_skb+0x24a/0x4e0 [ 47.158110][ T615] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 47.158143][ T615] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 47.158178][ T615] ? selinux_netlink_send+0x7df/0x8b0 [ 47.158219][ T615] ? netlink_autobind+0x1c0/0x1c0 [ 47.158260][ T615] ? is_vmalloc_addr+0x11/0x40 [ 47.158291][ T615] rtnetlink_rcv+0x20/0x30 [ 47.158322][ T615] netlink_unicast+0x8bf/0xa70 [ 47.158360][ T615] netlink_sendmsg+0x7d1/0xad0 [ 47.158406][ T615] ? __cfi_netlink_sendmsg+0x10/0x10 [ 47.158448][ T615] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 47.158476][ T615] ? security_socket_sendmsg+0x3d/0x100 [ 47.158512][ T615] ____sys_sendmsg+0x9a1/0xa00 [ 47.158554][ T615] ? __import_iovec+0x5b9/0x7d0 [ 47.158587][ T615] ? __sys_sendmsg_sock+0x50/0x50 [ 47.158636][ T615] ? import_iovec+0x80/0xb0 [ 47.158674][ T615] ___sys_sendmsg+0x2a6/0x370 [ 47.158714][ T615] ? __sys_sendmsg+0x260/0x260 [ 47.158751][ T615] ? proc_fail_nth_write+0x184/0x220 [ 47.158790][ T615] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 47.158834][ T615] ? __fget_files+0x2bc/0x330 [ 47.158865][ T615] __x64_sys_sendmsg+0x1be/0x2a0 [ 47.158906][ T615] ? fput+0x1a4/0x230 [ 47.158936][ T615] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 47.158978][ T615] ? ksys_write+0x1f3/0x260 [ 47.159007][ T615] ? __kasan_check_read+0x15/0x20 [ 47.159047][ T615] x64_sys_call+0x2a4c/0x2ee0 [ 47.159081][ T615] do_syscall_64+0x57/0xf0 [ 47.159108][ T615] ? clear_bhb_loop+0x50/0xa0 [ 47.159150][ T615] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 47.159188][ T615] RIP: 0033:0x7fa77dba94d9 [ 47.159212][ T615] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 47.159237][ T615] RSP: 002b:00007fa77ea73028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.159267][ T615] RAX: ffffffffffffffda RBX: 00007fa77de25fa0 RCX: 00007fa77dba94d9 [ 47.159291][ T615] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 47.159312][ T615] RBP: 00007fa77ea73090 R08: 0000000000000000 R09: 0000000000000000 [ 47.159330][ T615] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 47.159352][ T615] R13: 00007fa77de26038 R14: 00007fa77de25fa0 R15: 00007ffcc18afeb8 [ 47.159377][ T615] [ 47.170987][ T36] audit: type=1400 audit(1794586870.150:191): avc: denied { setopt } for pid=607 comm="syz.1.98" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 47.267526][ T31] usb 1-1: USB disconnect, device number 5 [ 47.874323][ T36] audit: type=1400 audit(1794586870.860:192): avc: denied { create } for pid=621 comm="syz.2.103" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 47.915670][ T36] audit: type=1400 audit(1794586870.860:193): avc: denied { map } for pid=621 comm="syz.2.103" path="socket:[5569]" dev="sockfs" ino=5569 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 47.940482][ T36] audit: type=1400 audit(1794586870.860:194): avc: denied { read } for pid=621 comm="syz.2.103" path="socket:[5569]" dev="sockfs" ino=5569 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 48.021024][ T629] loop0: detected capacity change from 0 to 1 [ 48.071882][ T631] deleting an unspecified loop device is not supported. [ 48.078955][ T31] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 48.235690][ T31] usb 1-1: Using ep0 maxpacket: 32 [ 48.246007][ T31] usb 1-1: config 6 has an invalid interface number: 102 but max is 1 [ 48.254306][ T31] usb 1-1: config 6 has an invalid interface number: 123 but max is 1 [ 48.263538][ T31] usb 1-1: config 6 has no interface number 0 [ 48.269757][ T31] usb 1-1: config 6 has no interface number 1 [ 48.275974][ T31] usb 1-1: config 6 interface 102 altsetting 254 bulk endpoint 0x2 has invalid maxpacket 1023 [ 48.286351][ T31] usb 1-1: config 6 interface 102 altsetting 254 endpoint 0xD has invalid maxpacket 1023, setting to 64 [ 48.297592][ T31] usb 1-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xD, skipping [ 48.308562][ T31] usb 1-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xA, skipping [ 48.319601][ T31] usb 1-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xF, skipping [ 48.330533][ T31] usb 1-1: config 6 interface 102 altsetting 254 bulk endpoint 0x8 has invalid maxpacket 16 [ 48.340722][ T31] usb 1-1: config 6 interface 123 altsetting 1 has an invalid descriptor for endpoint zero, skipping [ 48.351676][ T31] usb 1-1: config 6 interface 102 has no altsetting 0 [ 48.358489][ T31] usb 1-1: config 6 interface 123 has no altsetting 0 [ 48.367356][ T31] usb 1-1: New USB device found, idVendor=12d1, idProduct=142e, bcdDevice= 0.00 [ 48.376519][ T31] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 48.384595][ T31] usb 1-1: Product: ⠊ [ 48.388847][ T31] usb 1-1: Manufacturer: 卸틑았Ꮞ㉢ઋ塱Ӏｐ榸疫㳮൏ᡅ鮵ꓵ付왧ؤ銋姰㙐䒰ꮨ෤뢽聅鍙褷潨ꔑ⧨ￎ謵뎤坶ꔠ䔑줅﹊幵ദ℘禁遉꼈嫟≳藍놆亰箋瓪 [ 48.409022][ T31] usb 1-1: SerialNumber: ᠌ [ 48.409173][ T638] FAULT_INJECTION: forcing a failure. [ 48.409173][ T638] name failslab, interval 1, probability 0, space 0, times 0 [ 48.426578][ T619] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 48.434091][ T619] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 48.441925][ T638] CPU: 0 UID: 0 PID: 638 Comm: syz.1.109 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 48.441958][ T638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 48.441969][ T638] Call Trace: [ 48.441974][ T638] [ 48.441980][ T638] __dump_stack+0x21/0x30 [ 48.442000][ T638] dump_stack_lvl+0x140/0x1c0 [ 48.442036][ T638] ? __cfi_dump_stack_lvl+0x10/0x10 [ 48.442057][ T638] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 48.442093][ T638] dump_stack+0x19/0x20 [ 48.442112][ T638] should_fail_ex+0x3c2/0x510 [ 48.442134][ T638] should_failslab+0xac/0x100 [ 48.442158][ T638] kmem_cache_alloc_noprof+0x42/0x410 [ 48.442191][ T638] ? __kernfs_new_node+0xf1/0x740 [ 48.442219][ T638] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 48.442238][ T638] __kernfs_new_node+0xf1/0x740 [ 48.442277][ T638] ? __kasan_check_write+0x18/0x20 [ 48.442309][ T638] ? kernfs_new_node+0x280/0x280 [ 48.442332][ T638] ? down_write+0xee/0x2b0 [ 48.442364][ T638] ? __cfi_down_write+0x10/0x10 [ 48.442388][ T638] ? __kasan_check_write+0x18/0x20 [ 48.442430][ T638] ? up_write+0x66/0x280 [ 48.442455][ T638] ? kernfs_activate+0x1ee/0x200 [ 48.442479][ T638] kernfs_new_node+0x154/0x280 [ 48.442506][ T638] __kernfs_create_file+0x52/0x280 [ 48.442536][ T638] sysfs_add_file_mode_ns+0x1d2/0x280 [ 48.442569][ T638] internal_create_group+0x66c/0xe70 [ 48.442589][ T638] ? __kasan_check_write+0x18/0x20 [ 48.442622][ T638] ? sysfs_create_group+0x40/0x40 [ 48.442645][ T638] ? kernfs_activate+0x1ee/0x200 [ 48.442663][ T638] sysfs_create_groups+0x5c/0x130 [ 48.442679][ T638] device_add_attrs+0xdf/0x850 [ 48.442719][ T638] ? device_add_class_symlinks+0x260/0x260 [ 48.442747][ T638] ? __kasan_check_write+0x18/0x20 [ 48.442783][ T638] ? kobject_put+0x1cc/0x2a0 [ 48.442800][ T638] ? device_add_class_symlinks+0x22e/0x260 [ 48.442821][ T638] device_add+0x4db/0xbf0 [ 48.442853][ T638] netdev_register_kobject+0x196/0x330 [ 48.442895][ T638] register_netdevice+0x1042/0x1a80 [ 48.442919][ T638] ? __cfi_register_netdevice+0x10/0x10 [ 48.442944][ T638] ? dev_addr_mod+0x3a7/0x540 [ 48.442965][ T638] ? netif_inherit_tso_max+0x204/0x360 [ 48.442982][ T638] veth_newlink+0x5e0/0xc40 [ 48.443016][ T638] ? __kasan_kmalloc+0x96/0xb0 [ 48.443039][ T638] ? __cfi_veth_newlink+0x10/0x10 [ 48.443059][ T638] ? ___sys_sendmsg+0x2a6/0x370 [ 48.443092][ T638] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 48.443114][ T638] ? x64_sys_call+0x2a4c/0x2ee0 [ 48.443131][ T638] ? do_syscall_64+0x57/0xf0 [ 48.443166][ T638] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 48.443207][ T638] ? alloc_netdev_mqs+0xd45/0x13d0 [ 48.443236][ T638] ? validate_linkmsg+0x75c/0x960 [ 48.443260][ T638] ? __cfi_veth_newlink+0x10/0x10 [ 48.443275][ T638] rtnl_newlink+0x1569/0x2220 [ 48.443319][ T638] ? rtnl_newlink+0x551/0x2220 [ 48.443353][ T638] ? __cfi_rtnl_newlink+0x10/0x10 [ 48.443390][ T638] ? cred_has_capability+0x296/0x3a0 [ 48.443415][ T638] ? selinux_perf_event_alloc+0x110/0x110 [ 48.443454][ T638] ? stack_trace_save+0xaa/0x100 [ 48.443479][ T638] ? __cfi_mutex_lock+0x10/0x10 [ 48.443506][ T638] ? ns_capable+0x90/0xf0 [ 48.443533][ T638] ? netlink_net_capable+0x129/0x160 [ 48.443554][ T638] ? __cfi_rtnl_newlink+0x10/0x10 [ 48.443601][ T638] rtnetlink_rcv_msg+0x8be/0xa40 [ 48.443624][ T638] ? __asan_memcpy+0x5a/0x80 [ 48.443656][ T638] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 48.443684][ T638] ? avc_has_perm+0x155/0x240 [ 48.443703][ T638] netlink_rcv_skb+0x24a/0x4e0 [ 48.443725][ T638] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 48.443764][ T638] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 48.443791][ T638] ? selinux_netlink_send+0x7df/0x8b0 [ 48.443825][ T638] ? netlink_autobind+0x1c0/0x1c0 [ 48.443848][ T638] ? is_vmalloc_addr+0x11/0x40 [ 48.443866][ T638] rtnetlink_rcv+0x20/0x30 [ 48.443900][ T638] netlink_unicast+0x8bf/0xa70 [ 48.443929][ T638] netlink_sendmsg+0x7d1/0xad0 [ 48.443959][ T638] ? __cfi_netlink_sendmsg+0x10/0x10 [ 48.443990][ T638] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 48.444005][ T638] ? security_socket_sendmsg+0x3d/0x100 [ 48.444040][ T638] ____sys_sendmsg+0x9a1/0xa00 [ 48.444072][ T638] ? __import_iovec+0x5b9/0x7d0 [ 48.444099][ T638] ? __sys_sendmsg_sock+0x50/0x50 [ 48.444132][ T638] ? import_iovec+0x80/0xb0 [ 48.444152][ T638] ___sys_sendmsg+0x2a6/0x370 [ 48.444175][ T638] ? __sys_sendmsg+0x260/0x260 [ 48.444220][ T638] ? proc_fail_nth_write+0x184/0x220 [ 48.444248][ T638] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 48.444283][ T638] ? __fget_files+0x2bc/0x330 [ 48.444300][ T638] __x64_sys_sendmsg+0x1be/0x2a0 [ 48.444322][ T638] ? fput+0x1a4/0x230 [ 48.444360][ T638] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 48.444390][ T638] ? ksys_write+0x1f3/0x260 [ 48.444411][ T638] ? __kasan_check_read+0x15/0x20 [ 48.444442][ T638] x64_sys_call+0x2a4c/0x2ee0 [ 48.444459][ T638] do_syscall_64+0x57/0xf0 [ 48.444476][ T638] ? clear_bhb_loop+0x50/0xa0 [ 48.444521][ T638] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 48.444550][ T638] RIP: 0033:0x7f27b1fa94d9 [ 48.444574][ T638] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 48.444588][ T638] RSP: 002b:00007f27b2e79028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.444605][ T638] RAX: ffffffffffffffda RBX: 00007f27b2225fa0 RCX: 00007f27b1fa94d9 [ 48.444617][ T638] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 48.444642][ T638] RBP: 00007f27b2e79090 R08: 0000000000000000 R09: 0000000000000000 [ 48.444658][ T638] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 48.444673][ T638] R13: 00007f27b2226038 R14: 00007f27b2225fa0 R15: 00007ffc503a18c8 [ 48.444693][ T638] [ 49.015205][ T31] usb-storage 1-1:6.102: USB Mass Storage device detected [ 49.089833][ T31] usb-storage 1-1:6.123: USB Mass Storage device detected [ 49.147498][ T31] uvcvideo 1-1:6.123: Found Unit with invalid ID 0 [ 49.155949][ T31] usb 1-1: USB disconnect, device number 6 [ 49.265682][ T354] usb 3-1: new high-speed USB device number 9 using dummy_hcd [ 49.401048][ T661] device-mapper: table: 252:0: crypt: Error decoding and setting key (-EINVAL) [ 49.410186][ T661] device-mapper: ioctl: error adding target to table [ 49.418352][ T354] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 49.428693][ T354] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 49.439885][ T354] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 49.449710][ T354] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 49.462550][ T354] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 49.471645][ T354] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 49.484678][ T354] usb 3-1: config 0 descriptor?? [ 49.882503][ T674] validate_nla: 8 callbacks suppressed [ 49.882518][ T674] netlink: 'syz.1.120': attribute type 10 has an invalid length. [ 49.896023][ T674] netlink: 'syz.1.120': attribute type 17 has an invalid length. [ 49.905334][ T674] __nla_validate_parse: 14 callbacks suppressed [ 49.905347][ T674] netlink: 24 bytes leftover after parsing attributes in process `syz.1.120'. [ 49.920581][ T674] netlink: 4 bytes leftover after parsing attributes in process `syz.1.120'. [ 49.921289][ T354] usbhid 3-1:0.0: can't add hid device: -71 [ 49.931346][ T674] FAULT_INJECTION: forcing a failure. [ 49.931346][ T674] name failslab, interval 1, probability 0, space 0, times 0 [ 49.935422][ T354] usbhid 3-1:0.0: probe with driver usbhid failed with error -71 [ 49.949083][ T674] CPU: 1 UID: 0 PID: 674 Comm: syz.1.120 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 49.949163][ T674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 49.949204][ T674] Call Trace: [ 49.949226][ T674] [ 49.949254][ T674] __dump_stack+0x21/0x30 [ 49.949320][ T674] dump_stack_lvl+0x140/0x1c0 [ 49.949381][ T674] ? __cfi_dump_stack_lvl+0x10/0x10 [ 49.949450][ T674] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 49.949583][ T674] dump_stack+0x19/0x20 [ 49.949635][ T674] should_fail_ex+0x3c2/0x510 [ 49.949704][ T674] should_failslab+0xac/0x100 [ 49.949769][ T674] kmem_cache_alloc_noprof+0x42/0x410 [ 49.949855][ T674] ? __kernfs_new_node+0xf1/0x740 [ 49.949927][ T674] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 49.950002][ T674] __kernfs_new_node+0xf1/0x740 [ 49.950065][ T674] ? __kasan_check_write+0x18/0x20 [ 49.950153][ T674] ? kernfs_new_node+0x280/0x280 [ 49.950219][ T674] ? down_write+0xee/0x2b0 [ 49.950305][ T674] ? __cfi_down_write+0x10/0x10 [ 49.950400][ T674] ? __kasan_check_write+0x18/0x20 [ 49.950489][ T674] ? up_write+0x66/0x280 [ 49.950554][ T674] ? kernfs_activate+0x1ee/0x200 [ 49.950622][ T674] kernfs_new_node+0x154/0x280 [ 49.950702][ T674] __kernfs_create_file+0x52/0x280 [ 49.950778][ T674] sysfs_add_file_mode_ns+0x1d2/0x280 [ 49.950892][ T674] internal_create_group+0x66c/0xe70 [ 49.950966][ T674] ? __kasan_check_write+0x18/0x20 [ 49.951052][ T674] ? sysfs_create_group+0x40/0x40 [ 49.951115][ T674] ? kernfs_activate+0x1ee/0x200 [ 49.951185][ T674] sysfs_create_groups+0x5c/0x130 [ 49.951248][ T674] device_add_attrs+0xdf/0x850 [ 49.951323][ T674] ? device_add_class_symlinks+0x260/0x260 [ 49.951404][ T674] ? __kasan_check_write+0x18/0x20 [ 49.951487][ T674] ? kobject_put+0x1cc/0x2a0 [ 49.951550][ T674] ? device_add_class_symlinks+0x22e/0x260 [ 49.951624][ T674] device_add+0x4db/0xbf0 [ 49.951705][ T674] netdev_register_kobject+0x196/0x330 [ 49.951793][ T674] register_netdevice+0x1042/0x1a80 [ 49.951859][ T674] ? __cfi_register_netdevice+0x10/0x10 [ 49.951921][ T674] ? dev_addr_mod+0x3a7/0x540 [ 49.951994][ T674] ? netif_inherit_tso_max+0x204/0x360 [ 49.952056][ T674] veth_newlink+0x5e0/0xc40 [ 49.952117][ T674] ? __kasan_kmalloc+0x96/0xb0 [ 49.952183][ T674] ? __cfi_veth_newlink+0x10/0x10 [ 49.952256][ T674] ? ___sys_sendmsg+0x2a6/0x370 [ 49.952352][ T674] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 49.952436][ T674] ? x64_sys_call+0x2a4c/0x2ee0 [ 49.952499][ T674] ? do_syscall_64+0x57/0xf0 [ 49.952563][ T674] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 49.952678][ T674] ? alloc_netdev_mqs+0xd45/0x13d0 [ 49.952748][ T674] ? validate_linkmsg+0x75c/0x960 [ 49.952834][ T674] ? __cfi_veth_newlink+0x10/0x10 [ 49.952888][ T674] rtnl_newlink+0x1569/0x2220 [ 49.952993][ T674] ? rtnl_newlink+0x551/0x2220 [ 49.953082][ T674] ? __cfi_rtnl_newlink+0x10/0x10 [ 49.953163][ T674] ? cred_has_capability+0x296/0x3a0 [ 49.953251][ T674] ? selinux_perf_event_alloc+0x110/0x110 [ 49.953345][ T674] ? stack_trace_save+0xaa/0x100 [ 49.953399][ T674] ? __cfi_mutex_lock+0x10/0x10 [ 49.953472][ T674] ? ns_capable+0x90/0xf0 [ 49.953535][ T674] ? netlink_net_capable+0x129/0x160 [ 49.953629][ T674] ? __cfi_rtnl_newlink+0x10/0x10 [ 49.953746][ T674] rtnetlink_rcv_msg+0x8be/0xa40 [ 49.953810][ T674] ? __asan_memcpy+0x5a/0x80 [ 49.953895][ T674] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 49.953960][ T674] ? avc_has_perm+0x155/0x240 [ 49.954031][ T674] netlink_rcv_skb+0x24a/0x4e0 [ 49.954107][ T674] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 49.954173][ T674] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 49.954253][ T674] ? selinux_netlink_send+0x7df/0x8b0 [ 49.954335][ T674] ? netlink_autobind+0x1c0/0x1c0 [ 49.954418][ T674] ? is_vmalloc_addr+0x11/0x40 [ 49.954488][ T674] rtnetlink_rcv+0x20/0x30 [ 49.954541][ T674] netlink_unicast+0x8bf/0xa70 [ 49.954621][ T674] netlink_sendmsg+0x7d1/0xad0 [ 49.954706][ T674] ? __cfi_netlink_sendmsg+0x10/0x10 [ 49.954790][ T674] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 49.954844][ T674] ? security_socket_sendmsg+0x3d/0x100 [ 49.954925][ T674] ____sys_sendmsg+0x9a1/0xa00 [ 49.955028][ T674] ? __import_iovec+0x5b9/0x7d0 [ 49.955095][ T674] ? __sys_sendmsg_sock+0x50/0x50 [ 49.955183][ T674] ? import_iovec+0x80/0xb0 [ 49.955255][ T674] ___sys_sendmsg+0x2a6/0x370 [ 49.955338][ T674] ? __sys_sendmsg+0x260/0x260 [ 49.955452][ T674] ? proc_fail_nth_write+0x184/0x220 [ 49.955531][ T674] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 49.955605][ T674] ? irqentry_exit+0x4a/0x60 [ 49.955670][ T674] ? sysvec_apic_timer_interrupt+0x50/0x90 [ 49.955712][ T674] ? __fget_files+0x2bc/0x330 [ 49.955745][ T674] __x64_sys_sendmsg+0x1be/0x2a0 [ 49.955832][ T674] ? fput+0x1a4/0x230 [ 49.955907][ T674] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 49.955992][ T674] ? ksys_write+0x1f3/0x260 [ 49.956043][ T674] ? __kasan_check_read+0x15/0x20 [ 49.956104][ T674] x64_sys_call+0x2a4c/0x2ee0 [ 49.956152][ T674] do_syscall_64+0x57/0xf0 [ 49.956211][ T674] ? clear_bhb_loop+0x50/0xa0 [ 49.956289][ T674] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 49.956360][ T674] RIP: 0033:0x7f27b1fa94d9 [ 49.956409][ T674] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 49.956459][ T674] RSP: 002b:00007f27b2e79028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.956519][ T674] RAX: ffffffffffffffda RBX: 00007f27b2225fa0 RCX: 00007f27b1fa94d9 [ 49.956568][ T674] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 49.956601][ T674] RBP: 00007f27b2e79090 R08: 0000000000000000 R09: 0000000000000000 [ 49.956640][ T674] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 49.956681][ T674] R13: 00007f27b2226038 R14: 00007f27b2225fa0 R15: 00007ffc503a18c8 [ 49.956731][ T674] [ 50.255712][ T31] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 50.262491][ T354] usb 3-1: USB disconnect, device number 9 [ 50.435805][ T680] netlink: 'syz.3.123': attribute type 2 has an invalid length. [ 50.481590][ T683] SELinux: Context /dev/ptmx is not valid (left unmapped). [ 50.488570][ T31] usb 2-1: Using ep0 maxpacket: 16 [ 50.520737][ T686] netlink: 20 bytes leftover after parsing attributes in process `syz.0.124'. [ 50.547797][ T31] usb 2-1: unable to get BOS descriptor or descriptor too short [ 50.583115][ T31] usb 2-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 50.599070][ T689] loop0: detected capacity change from 0 to 1 [ 50.608592][ T31] usb 2-1: config 1 has 2 interfaces, different from the descriptor's value: 3 [ 50.617626][ T31] usb 2-1: config 1 interface 1 altsetting 1 endpoint 0x1 has an invalid bInterval 0, changing to 7 [ 50.632670][ T31] usb 2-1: New USB device found, idVendor=0582, idProduct=0016, bcdDevice= 0.40 [ 50.641905][ T31] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 50.650086][ T31] usb 2-1: Product: syz [ 50.654314][ T31] usb 2-1: Manufacturer: syz [ 50.664500][ T31] usb 2-1: SerialNumber: syz [ 50.677578][ T693] netlink: 'syz.3.128': attribute type 10 has an invalid length. [ 50.685770][ T693] netlink: 'syz.3.128': attribute type 17 has an invalid length. [ 50.693711][ T693] netlink: 24 bytes leftover after parsing attributes in process `syz.3.128'. [ 50.703376][ T693] netlink: 4 bytes leftover after parsing attributes in process `syz.3.128'. [ 50.764950][ T697] netlink: 'syz.3.130': attribute type 10 has an invalid length. [ 50.772874][ T697] netlink: 'syz.3.130': attribute type 17 has an invalid length. [ 50.781087][ T697] netlink: 24 bytes leftover after parsing attributes in process `syz.3.130'. [ 50.790309][ T697] netlink: 4 bytes leftover after parsing attributes in process `syz.3.130'. [ 50.799813][ T697] FAULT_INJECTION: forcing a failure. [ 50.799813][ T697] name failslab, interval 1, probability 0, space 0, times 0 [ 50.812753][ T697] CPU: 0 UID: 0 PID: 697 Comm: syz.3.130 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 50.812785][ T697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 50.812801][ T697] Call Trace: [ 50.812808][ T697] [ 50.812815][ T697] __dump_stack+0x21/0x30 [ 50.812842][ T697] dump_stack_lvl+0x140/0x1c0 [ 50.812864][ T697] ? __cfi_dump_stack_lvl+0x10/0x10 [ 50.812886][ T697] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 50.812923][ T697] dump_stack+0x19/0x20 [ 50.812944][ T697] should_fail_ex+0x3c2/0x510 [ 50.812966][ T697] should_failslab+0xac/0x100 [ 50.812993][ T697] kmem_cache_alloc_noprof+0x42/0x410 [ 50.813027][ T697] ? __kernfs_new_node+0xf1/0x740 [ 50.813054][ T697] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 50.813082][ T697] __kernfs_new_node+0xf1/0x740 [ 50.813115][ T697] ? __kasan_check_write+0x18/0x20 [ 50.813151][ T697] ? kernfs_new_node+0x280/0x280 [ 50.813175][ T697] ? down_write+0xee/0x2b0 [ 50.813208][ T697] ? __cfi_down_write+0x10/0x10 [ 50.813239][ T697] ? __kasan_check_write+0x18/0x20 [ 50.813269][ T697] ? up_write+0x66/0x280 [ 50.813298][ T697] ? kernfs_activate+0x1ee/0x200 [ 50.813317][ T697] kernfs_new_node+0x154/0x280 [ 50.813358][ T697] __kernfs_create_file+0x52/0x280 [ 50.813389][ T697] sysfs_add_file_mode_ns+0x1d2/0x280 [ 50.813420][ T697] internal_create_group+0x66c/0xe70 [ 50.813445][ T697] ? __kasan_check_write+0x18/0x20 [ 50.813470][ T697] ? sysfs_create_group+0x40/0x40 [ 50.813485][ T697] ? kernfs_activate+0x1ee/0x200 [ 50.813524][ T697] sysfs_create_groups+0x5c/0x130 [ 50.813546][ T697] device_add_attrs+0xdf/0x850 [ 50.813573][ T697] ? device_add_class_symlinks+0x260/0x260 [ 50.813603][ T697] ? __kasan_check_write+0x18/0x20 [ 50.813628][ T697] ? kobject_put+0x1cc/0x2a0 [ 50.813645][ T697] ? device_add_class_symlinks+0x22e/0x260 [ 50.813688][ T697] device_add+0x4db/0xbf0 [ 50.813714][ T697] netdev_register_kobject+0x196/0x330 [ 50.813751][ T697] register_netdevice+0x1042/0x1a80 [ 50.813768][ T697] ? __cfi_register_netdevice+0x10/0x10 [ 50.813784][ T697] ? dev_addr_mod+0x3a7/0x540 [ 50.813821][ T697] ? netif_inherit_tso_max+0x204/0x360 [ 50.813845][ T697] veth_newlink+0x5e0/0xc40 [ 50.813865][ T697] ? __kasan_kmalloc+0x96/0xb0 [ 50.813894][ T697] ? __cfi_veth_newlink+0x10/0x10 [ 50.813908][ T697] ? ___sys_sendmsg+0x2a6/0x370 [ 50.813931][ T697] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 50.813969][ T697] ? x64_sys_call+0x2a4c/0x2ee0 [ 50.813993][ T697] ? do_syscall_64+0x57/0xf0 [ 50.814015][ T697] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 50.814057][ T697] ? alloc_netdev_mqs+0xd45/0x13d0 [ 50.814075][ T697] ? validate_linkmsg+0x75c/0x960 [ 50.814119][ T697] ? __cfi_veth_newlink+0x10/0x10 [ 50.814142][ T697] rtnl_newlink+0x1569/0x2220 [ 50.814175][ T697] ? rtnl_newlink+0x551/0x2220 [ 50.814211][ T697] ? __cfi_rtnl_newlink+0x10/0x10 [ 50.814234][ T697] ? cred_has_capability+0x296/0x3a0 [ 50.814279][ T697] ? selinux_perf_event_alloc+0x110/0x110 [ 50.814314][ T697] ? stack_trace_save+0xaa/0x100 [ 50.814338][ T697] ? __cfi_mutex_lock+0x10/0x10 [ 50.814363][ T697] ? ns_capable+0x90/0xf0 [ 50.814380][ T697] ? netlink_net_capable+0x129/0x160 [ 50.814413][ T697] ? __cfi_rtnl_newlink+0x10/0x10 [ 50.814447][ T697] rtnetlink_rcv_msg+0x8be/0xa40 [ 50.814469][ T697] ? __asan_memcpy+0x5a/0x80 [ 50.814504][ T697] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 50.814522][ T697] ? avc_has_perm+0x155/0x240 [ 50.814540][ T697] netlink_rcv_skb+0x24a/0x4e0 [ 50.814580][ T697] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 50.814603][ T697] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 50.814631][ T697] ? selinux_netlink_send+0x7df/0x8b0 [ 50.814662][ T697] ? netlink_autobind+0x1c0/0x1c0 [ 50.814684][ T697] ? is_vmalloc_addr+0x11/0x40 [ 50.814718][ T697] rtnetlink_rcv+0x20/0x30 [ 50.814742][ T697] netlink_unicast+0x8bf/0xa70 [ 50.814769][ T697] netlink_sendmsg+0x7d1/0xad0 [ 50.814802][ T697] ? __cfi_netlink_sendmsg+0x10/0x10 [ 50.814825][ T697] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 50.814858][ T697] ? security_socket_sendmsg+0x3d/0x100 [ 50.814887][ T697] ____sys_sendmsg+0x9a1/0xa00 [ 50.814919][ T697] ? __import_iovec+0x5b9/0x7d0 [ 50.814946][ T697] ? __sys_sendmsg_sock+0x50/0x50 [ 50.814979][ T697] ? import_iovec+0x80/0xb0 [ 50.815007][ T697] ___sys_sendmsg+0x2a6/0x370 [ 50.815040][ T697] ? __sys_sendmsg+0x260/0x260 [ 50.815070][ T697] ? proc_fail_nth_write+0x184/0x220 [ 50.815100][ T697] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 50.815140][ T697] ? __fget_files+0x2bc/0x330 [ 50.815167][ T697] __x64_sys_sendmsg+0x1be/0x2a0 [ 50.815198][ T697] ? fput+0x1a4/0x230 [ 50.815223][ T697] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 50.815254][ T697] ? ksys_write+0x1f3/0x260 [ 50.815275][ T697] ? __kasan_check_read+0x15/0x20 [ 50.815310][ T697] x64_sys_call+0x2a4c/0x2ee0 [ 50.815333][ T697] do_syscall_64+0x57/0xf0 [ 50.815355][ T697] ? clear_bhb_loop+0x50/0xa0 [ 50.815386][ T697] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 50.815415][ T697] RIP: 0033:0x7fa77dba94d9 [ 50.815434][ T697] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 50.815455][ T697] RSP: 002b:00007fa77ea73028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.815478][ T697] RAX: ffffffffffffffda RBX: 00007fa77de25fa0 RCX: 00007fa77dba94d9 [ 50.815495][ T697] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 50.815511][ T697] RBP: 00007fa77ea73090 R08: 0000000000000000 R09: 0000000000000000 [ 50.815526][ T697] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 50.815540][ T697] R13: 00007fa77de26038 R14: 00007fa77de25fa0 R15: 00007ffcc18afeb8 [ 50.815559][ T697] [ 50.912655][ T31] usb 2-1: 1:1 : no or invalid class specific endpoint descriptor [ 50.975879][ T354] usb 3-1: new high-speed USB device number 10 using dummy_hcd [ 50.978081][ T31] usb 2-1: 1:1: invalid format type 0xff01 is detected, processed as PCM [ 51.135695][ T354] usb 3-1: Using ep0 maxpacket: 32 [ 51.139658][ T311] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 51.147514][ T354] usb 3-1: config 6 has an invalid interface number: 102 but max is 1 [ 51.153696][ T31] usb 2-1: 1:1 : unsupported sample bitwidth 235 in 249 bytes [ 51.155712][ T354] usb 3-1: config 6 has an invalid interface number: 123 but max is 1 [ 51.184673][ T31] usb 2-1: USB disconnect, device number 4 [ 51.191745][ T354] usb 3-1: config 6 has no interface number 0 [ 51.233743][ T316] udevd[316]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 51.250856][ T354] usb 3-1: config 6 has no interface number 1 [ 51.296036][ T311] usb 1-1: Using ep0 maxpacket: 32 [ 51.297764][ T354] usb 3-1: config 6 interface 102 altsetting 254 bulk endpoint 0x2 has invalid maxpacket 1023 [ 51.309599][ T311] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 51.329170][ T354] usb 3-1: config 6 interface 102 altsetting 254 endpoint 0xD has invalid maxpacket 1023, setting to 64 [ 51.337048][ T311] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 51.344570][ T354] usb 3-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xD, skipping [ 51.352116][ T311] usb 1-1: New USB device found, idVendor=1e7d, idProduct=2d5a, bcdDevice= 0.00 [ 51.360555][ T354] usb 3-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xA, skipping [ 51.368078][ T311] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 51.380103][ T354] usb 3-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xF, skipping [ 51.395985][ T311] usb 1-1: config 0 descriptor?? [ 51.403336][ T354] usb 3-1: config 6 interface 102 altsetting 254 bulk endpoint 0x8 has invalid maxpacket 16 [ 51.585171][ T354] usb 3-1: config 6 interface 123 altsetting 1 has an invalid descriptor for endpoint zero, skipping [ 51.596519][ T354] usb 3-1: config 6 interface 102 has no altsetting 0 [ 51.603360][ T354] usb 3-1: config 6 interface 123 has no altsetting 0 [ 51.616922][ T354] usb 3-1: New USB device found, idVendor=12d1, idProduct=142e, bcdDevice= 0.00 [ 51.626076][ T354] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 51.634098][ T354] usb 3-1: Product: ⠊ [ 51.639451][ T354] usb 3-1: Manufacturer: 卸틑았Ꮞ㉢ઋ塱Ӏｐ榸疫㳮൏ᡅ鮵ꓵ付왧ؤ銋姰㙐䒰ꮨ෤뢽聅鍙褷潨ꔑ⧨ￎ謵뎤坶ꔠ䔑줅﹊幵ദ℘禁遉꼈嫟≳藍놆亰箋瓪 [ 51.649929][ T36] kauditd_printk_skb: 34 callbacks suppressed [ 51.649970][ T36] audit: type=1400 audit(1794586874.630:229): avc: denied { map } for pid=703 comm="syz.1.133" path="socket:[6267]" dev="sockfs" ino=6267 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=udp_socket permissive=1 [ 51.659596][ T354] usb 3-1: SerialNumber: ᠌ [ 51.694928][ T691] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22 [ 51.702293][ T691] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22 [ 51.830114][ T311] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 51.836981][ T311] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 51.843777][ T311] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 51.850605][ T311] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 51.857422][ T311] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 51.864233][ T311] savu 0003:1E7D:2D5A.0001: unbalanced collection at end of report description [ 51.873385][ T311] savu 0003:1E7D:2D5A.0001: parse failed [ 51.879113][ T311] savu 0003:1E7D:2D5A.0001: probe with driver savu failed with error -22 [ 51.917720][ T354] usb-storage 3-1:6.102: USB Mass Storage device detected [ 51.925223][ T708] netlink: 20 bytes leftover after parsing attributes in process `syz.3.135'. [ 51.945701][ T31] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 51.969031][ T354] usb-storage 3-1:6.123: USB Mass Storage device detected [ 51.978426][ T714] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 51.987712][ T714] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 52.007235][ T354] uvcvideo 3-1:6.123: Found Unit with invalid ID 0 [ 52.017159][ T354] usb 3-1: USB disconnect, device number 10 [ 52.088366][ T718] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 52.096940][ T718] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 52.107463][ T31] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 52.120126][ T31] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 52.131764][ T31] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 52.144564][ T31] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 52.158322][ T31] usb 2-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 52.167484][ T31] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 52.178183][ T31] usb 2-1: config 0 descriptor?? [ 52.215662][ T67] usb 4-1: new high-speed USB device number 10 using dummy_hcd [ 52.341321][ T354] usb 1-1: USB disconnect, device number 7 [ 52.366802][ T67] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 52.376978][ T67] usb 4-1: New USB device found, idVendor=050d, idProduct=011b, bcdDevice=6f.a4 [ 52.386353][ T67] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 52.395213][ T67] usb 4-1: config 0 descriptor?? [ 52.402270][ T67] usb 4-1: bad CDC descriptors [ 52.462128][ T721] loop0: detected capacity change from 0 to 1 [ 52.502335][ T723] netlink: 'syz.2.139': attribute type 10 has an invalid length. [ 52.510508][ T723] netlink: 'syz.2.139': attribute type 17 has an invalid length. [ 52.518305][ T723] netlink: 24 bytes leftover after parsing attributes in process `syz.2.139'. [ 52.527201][ T723] netlink: 4 bytes leftover after parsing attributes in process `syz.2.139'. [ 52.589265][ T31] usbhid 2-1:0.0: can't add hid device: -71 [ 52.595485][ T31] usbhid 2-1:0.0: probe with driver usbhid failed with error -71 [ 52.603318][ T36] audit: type=1400 audit(1794586875.580:230): avc: denied { create } for pid=724 comm="syz.2.140" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_scsitransport_socket permissive=1 [ 52.629879][ T31] usb 2-1: USB disconnect, device number 5 [ 52.636734][ T36] audit: type=1400 audit(1794586875.630:231): avc: denied { ioctl } for pid=724 comm="syz.2.140" path="socket:[5853]" dev="sockfs" ino=5853 ioctlcmd=0x8933 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 52.663813][ T343] usb 4-1: USB disconnect, device number 10 [ 52.708877][ T36] audit: type=1400 audit(1794586875.700:232): avc: denied { bpf } for pid=724 comm="syz.2.140" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 52.750594][ T725] netlink: 'syz.2.140': attribute type 4 has an invalid length. [ 52.874276][ T728] FAULT_INJECTION: forcing a failure. [ 52.874276][ T728] name failslab, interval 1, probability 0, space 0, times 0 [ 52.887090][ T728] CPU: 1 UID: 0 PID: 728 Comm: syz.0.141 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 52.887124][ T728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 52.887138][ T728] Call Trace: [ 52.887146][ T728] [ 52.887155][ T728] __dump_stack+0x21/0x30 [ 52.887179][ T728] dump_stack_lvl+0x140/0x1c0 [ 52.887200][ T728] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.887222][ T728] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 52.887259][ T728] dump_stack+0x19/0x20 [ 52.887277][ T728] should_fail_ex+0x3c2/0x510 [ 52.887298][ T728] should_failslab+0xac/0x100 [ 52.887322][ T728] kmem_cache_alloc_noprof+0x42/0x410 [ 52.887365][ T728] ? __kernfs_new_node+0xf1/0x740 [ 52.887389][ T728] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 52.887415][ T728] __kernfs_new_node+0xf1/0x740 [ 52.887439][ T728] ? __kasan_check_write+0x18/0x20 [ 52.887470][ T728] ? kernfs_new_node+0x280/0x280 [ 52.887494][ T728] ? down_write+0xee/0x2b0 [ 52.887525][ T728] ? __cfi_down_write+0x10/0x10 [ 52.887555][ T728] ? __kasan_check_write+0x18/0x20 [ 52.887586][ T728] ? up_write+0x66/0x280 [ 52.887612][ T728] ? kernfs_activate+0x1ee/0x200 [ 52.887638][ T728] kernfs_new_node+0x154/0x280 [ 52.887663][ T728] __kernfs_create_file+0x52/0x280 [ 52.887692][ T728] sysfs_add_file_mode_ns+0x1d2/0x280 [ 52.887725][ T728] internal_create_group+0x66c/0xe70 [ 52.887747][ T728] ? __kasan_check_write+0x18/0x20 [ 52.887781][ T728] ? sysfs_create_group+0x40/0x40 [ 52.887802][ T728] ? kernfs_activate+0x1ee/0x200 [ 52.887829][ T728] sysfs_create_groups+0x5c/0x130 [ 52.887850][ T728] device_add_attrs+0xdf/0x850 [ 52.887878][ T728] ? device_add_class_symlinks+0x260/0x260 [ 52.887907][ T728] ? __kasan_check_write+0x18/0x20 [ 52.887938][ T728] ? kobject_put+0x1cc/0x2a0 [ 52.887960][ T728] ? device_add_class_symlinks+0x22e/0x260 [ 52.887987][ T728] device_add+0x4db/0xbf0 [ 52.888013][ T728] netdev_register_kobject+0x196/0x330 [ 52.888045][ T728] register_netdevice+0x1042/0x1a80 [ 52.888069][ T728] ? __cfi_register_netdevice+0x10/0x10 [ 52.888090][ T728] ? dev_addr_mod+0x3a7/0x540 [ 52.888118][ T728] ? netif_inherit_tso_max+0x204/0x360 [ 52.888142][ T728] veth_newlink+0x5e0/0xc40 [ 52.888162][ T728] ? __kasan_kmalloc+0x96/0xb0 [ 52.888186][ T728] ? __cfi_veth_newlink+0x10/0x10 [ 52.888205][ T728] ? ___sys_sendmsg+0x2a6/0x370 [ 52.888234][ T728] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 52.888268][ T728] ? x64_sys_call+0x2a4c/0x2ee0 [ 52.888285][ T728] ? do_syscall_64+0x57/0xf0 [ 52.888302][ T728] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.888332][ T728] ? alloc_netdev_mqs+0xd45/0x13d0 [ 52.888354][ T728] ? validate_linkmsg+0x75c/0x960 [ 52.888377][ T728] ? __cfi_veth_newlink+0x10/0x10 [ 52.888392][ T728] rtnl_newlink+0x1569/0x2220 [ 52.888417][ T728] ? rtnl_newlink+0x551/0x2220 [ 52.888442][ T728] ? __cfi_rtnl_newlink+0x10/0x10 [ 52.888464][ T728] ? cred_has_capability+0x296/0x3a0 [ 52.888489][ T728] ? selinux_perf_event_alloc+0x110/0x110 [ 52.888514][ T728] ? stack_trace_save+0xaa/0x100 [ 52.888530][ T728] ? __cfi_mutex_lock+0x10/0x10 [ 52.888550][ T728] ? ns_capable+0x90/0xf0 [ 52.888567][ T728] ? netlink_net_capable+0x129/0x160 [ 52.888587][ T728] ? __cfi_rtnl_newlink+0x10/0x10 [ 52.888613][ T728] rtnetlink_rcv_msg+0x8be/0xa40 [ 52.888630][ T728] ? __asan_memcpy+0x5a/0x80 [ 52.888671][ T728] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 52.888689][ T728] ? avc_has_perm+0x155/0x240 [ 52.888708][ T728] netlink_rcv_skb+0x24a/0x4e0 [ 52.888729][ T728] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 52.888747][ T728] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 52.888768][ T728] ? selinux_netlink_send+0x7df/0x8b0 [ 52.888790][ T728] ? netlink_autobind+0x1c0/0x1c0 [ 52.888813][ T728] ? is_vmalloc_addr+0x11/0x40 [ 52.888832][ T728] rtnetlink_rcv+0x20/0x30 [ 52.888851][ T728] netlink_unicast+0x8bf/0xa70 [ 52.888872][ T728] netlink_sendmsg+0x7d1/0xad0 [ 52.888895][ T728] ? __cfi_netlink_sendmsg+0x10/0x10 [ 52.888919][ T728] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 52.888934][ T728] ? security_socket_sendmsg+0x3d/0x100 [ 52.888955][ T728] ____sys_sendmsg+0x9a1/0xa00 [ 52.888978][ T728] ? __import_iovec+0x5b9/0x7d0 [ 52.888998][ T728] ? __sys_sendmsg_sock+0x50/0x50 [ 52.889021][ T728] ? import_iovec+0x80/0xb0 [ 52.889041][ T728] ___sys_sendmsg+0x2a6/0x370 [ 52.889064][ T728] ? __sys_sendmsg+0x260/0x260 [ 52.889086][ T728] ? proc_fail_nth_write+0x184/0x220 [ 52.889108][ T728] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 52.889133][ T728] ? __fget_files+0x2bc/0x330 [ 52.889152][ T728] __x64_sys_sendmsg+0x1be/0x2a0 [ 52.889173][ T728] ? fput+0x1a4/0x230 [ 52.889191][ T728] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 52.889214][ T728] ? ksys_write+0x1f3/0x260 [ 52.889229][ T728] ? __kasan_check_read+0x15/0x20 [ 52.889253][ T728] x64_sys_call+0x2a4c/0x2ee0 [ 52.889270][ T728] do_syscall_64+0x57/0xf0 [ 52.889286][ T728] ? clear_bhb_loop+0x50/0xa0 [ 52.889307][ T728] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.889329][ T728] RIP: 0033:0x7f613e7a94d9 [ 52.889347][ T728] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 52.889361][ T728] RSP: 002b:00007f613f58e028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.889379][ T728] RAX: ffffffffffffffda RBX: 00007f613ea25fa0 RCX: 00007f613e7a94d9 [ 52.889391][ T728] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 52.889402][ T728] RBP: 00007f613f58e090 R08: 0000000000000000 R09: 0000000000000000 [ 52.889413][ T728] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 52.889422][ T728] R13: 00007f613ea26038 R14: 00007f613ea25fa0 R15: 00007ffc96289598 [ 52.889436][ T728] [ 52.995865][ T67] usb 3-1: new high-speed USB device number 11 using dummy_hcd [ 53.185316][ T36] audit: type=1400 audit(1794586876.180:233): avc: denied { read append } for pid=733 comm="syz.1.144" name="ptmx" dev="devtmpfs" ino=24 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=chr_file permissive=1 trawcon="/dev/ptmx" [ 53.202990][ T734] FAULT_INJECTION: forcing a failure. [ 53.202990][ T734] name failslab, interval 1, probability 0, space 0, times 0 [ 53.207918][ T36] audit: type=1400 audit(1794586876.190:234): avc: denied { open } for pid=733 comm="syz.1.144" path="/dev/ptmx" dev="devtmpfs" ino=24 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=chr_file permissive=1 trawcon="/dev/ptmx" [ 53.214823][ T734] CPU: 0 UID: 0 PID: 734 Comm: syz.1.144 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 53.214919][ T734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 53.214956][ T734] Call Trace: [ 53.214976][ T734] [ 53.214994][ T734] __dump_stack+0x21/0x30 [ 53.215062][ T734] dump_stack_lvl+0x140/0x1c0 [ 53.215132][ T734] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.215192][ T734] ? string+0x283/0x2b0 [ 53.215253][ T734] dump_stack+0x19/0x20 [ 53.215318][ T734] should_fail_ex+0x3c2/0x510 [ 53.215379][ T734] ? context_struct_to_string+0x45c/0xa10 [ 53.215467][ T734] should_failslab+0xac/0x100 [ 53.215536][ T734] __kmalloc_noprof+0x69/0x510 [ 53.215614][ T734] ? context_struct_to_string+0x45c/0xa10 [ 53.215647][ T734] context_struct_to_string+0x45c/0xa10 [ 53.215762][ T734] ? string_to_context_struct+0x680/0x680 [ 53.215849][ T734] ? sidtab_sid2str_get+0x1d7/0x360 [ 53.215940][ T734] security_sid_to_context_core+0x340/0x5d0 [ 53.216021][ T734] security_sid_to_context+0x2e/0x50 [ 53.216092][ T734] avc_audit_post_callback+0x1a8/0x790 [ 53.216163][ T734] ? __cfi_avc_audit_post_callback+0x10/0x10 [ 53.216233][ T734] ? audit_log_untrustedstring+0xea/0x100 [ 53.216332][ T734] ? __cfi_avc_audit_post_callback+0x10/0x10 [ 53.216401][ T734] common_lsm_audit+0x1b9/0x220 [ 53.216458][ T734] ? __cfi_avc_audit_post_callback+0x10/0x10 [ 53.216525][ T734] ? __cfi_common_lsm_audit+0x10/0x10 [ 53.216585][ T734] slow_avc_audit+0x19f/0x220 [ 53.216642][ T734] ? __cfi_slow_avc_audit+0x10/0x10 [ 53.216699][ T734] ? avc_denied+0x113/0x180 [ 53.216757][ T734] ? avc_perm_nonode+0x19a/0x1d0 [ 53.216822][ T734] audit_inode_permission+0x1a0/0x280 [ 53.216871][ T734] ? may_create+0x820/0x820 [ 53.216919][ T734] ? selinux_inode_permission+0x3f2/0x5d0 [ 53.216995][ T734] ? avc_has_perm_noaudit+0x21f/0x360 [ 53.217061][ T734] selinux_inode_permission+0x4e5/0x5d0 [ 53.217155][ T734] ? __cfi_selinux_inode_permission+0x10/0x10 [ 53.217266][ T734] ? __kasan_check_write+0x18/0x20 [ 53.217355][ T734] ? make_vfsuid+0x4d/0xa0 [ 53.217440][ T734] ? generic_permission+0x1ec/0x590 [ 53.217508][ T734] security_inode_permission+0xb0/0x150 [ 53.217621][ T734] inode_permission+0xf3/0x4c0 [ 53.217681][ T734] may_open+0x197/0x430 [ 53.217743][ T734] path_openat+0x2ae5/0x35a0 [ 53.217815][ T734] ? kasan_save_alloc_info+0x3a/0x50 [ 53.217905][ T734] ? getname+0x1b/0x30 [ 53.217956][ T734] ? x64_sys_call+0xe69/0x2ee0 [ 53.218018][ T734] ? do_syscall_64+0x57/0xf0 [ 53.218080][ T734] ? do_filp_open+0x440/0x440 [ 53.218159][ T734] do_filp_open+0x1f2/0x440 [ 53.218241][ T734] ? __cfi_do_filp_open+0x10/0x10 [ 53.218310][ T734] ? alloc_fd+0x4c1/0x570 [ 53.218373][ T734] do_sys_openat2+0x134/0x1d0 [ 53.218443][ T734] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 53.218524][ T734] ? do_sys_open+0x100/0x100 [ 53.218628][ T734] __x64_sys_openat+0x13a/0x170 [ 53.218741][ T734] x64_sys_call+0xe69/0x2ee0 [ 53.218805][ T734] do_syscall_64+0x57/0xf0 [ 53.218867][ T734] ? clear_bhb_loop+0x50/0xa0 [ 53.218955][ T734] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.219039][ T734] RIP: 0033:0x7f27b1fa94d9 [ 53.219091][ T734] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 53.219129][ T734] RSP: 002b:00007f27b2e79028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 53.219201][ T734] RAX: ffffffffffffffda RBX: 00007f27b2225fa0 RCX: 00007f27b1fa94d9 [ 53.219244][ T734] RDX: 0000000000000200 RSI: 0000200000000440 RDI: ffffffffffffff9c [ 53.219288][ T734] RBP: 00007f27b203804e R08: 0000000000000000 R09: 0000000000000000 [ 53.219328][ T734] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.219369][ T734] R13: 00007f27b2226038 R14: 00007f27b2225fa0 R15: 00007ffc503a18c8 [ 53.219416][ T734] [ 53.231684][ T734] overlayfs: workdir is in-use as upperdir/workdir of another mount, accessing files from both mounts will result in undefined behavior. [ 53.264696][ T36] audit: type=1400 audit(1794586876.190:235): avc: denied { ioctl } for pid=733 comm="syz.1.144" path="/dev/ptmx" dev="devtmpfs" ino=24 ioctlcmd=0x5423 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=chr_file permissive=1 trawcon="/dev/ptmx" [ 53.276239][ T734] overlayfs: conflicting lowerdir path [ 53.282241][ T36] audit: type=1400 audit(1794586876.190:236): avc: denied { read write } for pid=733 comm="syz.1.144" name="ptp0" dev="devtmpfs" ino=196 scontext=root:sysadm_r:sysadm_t tsid=85 tclass=chr_file permissive=1 [ 53.286068][ T12] Bluetooth: hci0: Frame reassembly failed (-84) [ 53.291539][ T36] audit: type=1400 audit(1794586876.220:237): avc: denied { open } for pid=733 comm="syz.1.144" path="/dev/ptp0" dev="devtmpfs" ino=196 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:clock_device_t tclass=chr_file permissive=1 [ 53.345708][ T67] usb 3-1: Using ep0 maxpacket: 16 [ 53.347335][ T67] usb 3-1: config 0 has an invalid interface number: 1 but max is 0 [ 53.357731][ T36] audit: type=1400 audit(1794586876.220:238): avc: denied { unlink } for pid=733 comm="syz.1.144" name="#1" dev="tmpfs" ino=288 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=chr_file permissive=1 [ 53.361021][ T67] usb 3-1: config 0 has no interface number 0 [ 54.049170][ T67] usb 3-1: config 0 interface 1 altsetting 3 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 54.060153][ T67] usb 3-1: config 0 interface 1 altsetting 3 endpoint 0x81 has invalid wMaxPacketSize 0 [ 54.070031][ T67] usb 3-1: config 0 interface 1 altsetting 3 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 54.082865][ T67] usb 3-1: config 0 interface 1 has no altsetting 0 [ 54.089556][ T67] usb 3-1: New USB device found, idVendor=04f3, idProduct=074d, bcdDevice= 0.00 [ 54.098707][ T67] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 54.107732][ T67] usb 3-1: config 0 descriptor?? [ 54.118848][ T67] usbhid 3-1:0.1: fixing wrong optional hid class descriptors count [ 54.225665][ T31] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 54.385648][ T31] usb 1-1: Using ep0 maxpacket: 32 [ 54.392649][ T31] usb 1-1: config 6 has an invalid interface number: 102 but max is 1 [ 54.401049][ T31] usb 1-1: config 6 has an invalid interface number: 123 but max is 1 [ 54.409371][ T31] usb 1-1: config 6 has no interface number 0 [ 54.415489][ T31] usb 1-1: config 6 has no interface number 1 [ 54.421847][ T31] usb 1-1: config 6 interface 102 altsetting 254 bulk endpoint 0x2 has invalid maxpacket 1023 [ 54.432179][ T31] usb 1-1: config 6 interface 102 altsetting 254 endpoint 0xD has invalid maxpacket 1023, setting to 64 [ 54.443347][ T31] usb 1-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xD, skipping [ 54.462161][ T31] usb 1-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xA, skipping [ 54.473115][ T31] usb 1-1: config 6 interface 102 altsetting 254 has a duplicate endpoint with address 0xF, skipping [ 54.484055][ T31] usb 1-1: config 6 interface 102 altsetting 254 bulk endpoint 0x8 has invalid maxpacket 16 [ 54.494400][ T31] usb 1-1: config 6 interface 123 altsetting 1 has an invalid descriptor for endpoint zero, skipping [ 54.505330][ T31] usb 1-1: config 6 interface 102 has no altsetting 0 [ 54.512175][ T31] usb 1-1: config 6 interface 123 has no altsetting 0 [ 54.520596][ T31] usb 1-1: New USB device found, idVendor=12d1, idProduct=142e, bcdDevice= 0.00 [ 54.529694][ T31] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 54.537741][ T31] usb 1-1: Product: ⠊ [ 54.541918][ T31] usb 1-1: Manufacturer: 卸틑았Ꮞ㉢ઋ塱Ӏｐ榸疫㳮൏ᡅ鮵ꓵ付왧ؤ銋姰㙐䒰ꮨ෤뢽聅鍙褷潨ꔑ⧨ￎ謵뎤坶ꔠ䔑줅﹊幵ദ℘禁遉꼈嫟≳藍놆亰箋瓪 [ 54.562076][ T343] usb 4-1: new high-speed USB device number 11 using dummy_hcd [ 54.569806][ T31] usb 1-1: SerialNumber: ᠌ [ 54.577429][ T750] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 54.584850][ T750] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 54.715655][ T343] usb 4-1: Using ep0 maxpacket: 16 [ 54.722828][ T343] usb 4-1: config 1 has an invalid descriptor of length 237, skipping remainder of the config [ 54.733169][ T343] usb 4-1: config 1 has 2 interfaces, different from the descriptor's value: 3 [ 54.742175][ T343] usb 4-1: config 1 interface 1 altsetting 1 has 0 endpoint descriptors, different from the interface descriptor's value: 1 [ 54.756603][ T343] usb 4-1: New USB device found, idVendor=0499, idProduct=105a, bcdDevice= 0.40 [ 54.765748][ T343] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 54.773805][ T343] usb 4-1: Product: syz [ 54.778015][ T343] usb 4-1: Manufacturer: syz [ 54.782646][ T343] usb 4-1: SerialNumber: syz [ 54.795303][ T31] usb-storage 1-1:6.102: USB Mass Storage device detected [ 54.824218][ T67] usbhid 3-1:0.1: can't add hid device: -71 [ 54.830301][ T67] usbhid 3-1:0.1: probe with driver usbhid failed with error -71 [ 54.843301][ T67] usb 3-1: USB disconnect, device number 11 [ 54.849566][ T31] usb-storage 1-1:6.123: USB Mass Storage device detected [ 54.897953][ T31] uvcvideo 1-1:6.123: Found Unit with invalid ID 0 [ 54.904874][ T31] usb 1-1: Found UVC 0.00 device ⠊ (12d1:142e) [ 54.911301][ T31] usb 1-1: No valid video chain found. [ 54.918062][ T31] usb 1-1: USB disconnect, device number 8 [ 54.941525][ T759] loop0: detected capacity change from 0 to 1 [ 54.981732][ T761] validate_nla: 3 callbacks suppressed [ 54.981752][ T761] netlink: 'syz.2.150': attribute type 10 has an invalid length. [ 54.995429][ T761] netlink: 'syz.2.150': attribute type 17 has an invalid length. [ 55.005679][ T761] __nla_validate_parse: 4 callbacks suppressed [ 55.005696][ T761] netlink: 24 bytes leftover after parsing attributes in process `syz.2.150'. [ 55.020926][ T761] netlink: 4 bytes leftover after parsing attributes in process `syz.2.150'. [ 55.037184][ T343] snd-usb-audio 4-1:1.0: probe with driver snd-usb-audio failed with error -2 [ 55.242939][ T343] snd-usb-audio 4-1:1.1: probe with driver snd-usb-audio failed with error -2 [ 55.252710][ T343] usb 4-1: USB disconnect, device number 11 [ 55.263043][ T316] udevd[316]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:1.1/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 55.295898][ T55] Bluetooth: hci0: Opcode 0x1003 failed: -110 [ 55.296101][ T736] Bluetooth: hci0: command 0x1003 tx timeout [ 55.345708][ T342] usb 3-1: new high-speed USB device number 12 using dummy_hcd [ 55.360745][ T769] netlink: 'syz.1.154': attribute type 10 has an invalid length. [ 55.368623][ T769] netlink: 'syz.1.154': attribute type 17 has an invalid length. [ 55.376448][ T769] netlink: 24 bytes leftover after parsing attributes in process `syz.1.154'. [ 55.385357][ T769] netlink: 4 bytes leftover after parsing attributes in process `syz.1.154'. [ 55.394611][ T769] FAULT_INJECTION: forcing a failure. [ 55.394611][ T769] name failslab, interval 1, probability 0, space 0, times 0 [ 55.407385][ T769] CPU: 0 UID: 0 PID: 769 Comm: syz.1.154 Not tainted syzkaller #0 5676c8b0feefcba4e903dddff460827408f065be [ 55.407409][ T769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 55.407420][ T769] Call Trace: [ 55.407425][ T769] [ 55.407430][ T769] __dump_stack+0x21/0x30 [ 55.407449][ T769] dump_stack_lvl+0x140/0x1c0 [ 55.407464][ T769] ? __cfi_dump_stack_lvl+0x10/0x10 [ 55.407479][ T769] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 55.407506][ T769] dump_stack+0x19/0x20 [ 55.407520][ T769] should_fail_ex+0x3c2/0x510 [ 55.407535][ T769] should_failslab+0xac/0x100 [ 55.407552][ T769] kmem_cache_alloc_noprof+0x42/0x410 [ 55.407576][ T769] ? __kernfs_new_node+0xf1/0x740 [ 55.407595][ T769] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 55.407617][ T769] __kernfs_new_node+0xf1/0x740 [ 55.407633][ T769] ? __kasan_check_write+0x18/0x20 [ 55.407657][ T769] ? kernfs_new_node+0x280/0x280 [ 55.407674][ T769] ? down_write+0xee/0x2b0 [ 55.407695][ T769] ? __cfi_down_write+0x10/0x10 [ 55.407717][ T769] ? __kasan_check_write+0x18/0x20 [ 55.407739][ T769] ? up_write+0x66/0x280 [ 55.407758][ T769] ? kernfs_activate+0x1ee/0x200 [ 55.407776][ T769] kernfs_new_node+0x154/0x280 [ 55.407793][ T769] __kernfs_create_file+0x52/0x280 [ 55.407814][ T769] sysfs_add_file_mode_ns+0x1d2/0x280 [ 55.407837][ T769] internal_create_group+0x66c/0xe70 [ 55.407853][ T769] ? __kasan_check_write+0x18/0x20 [ 55.407876][ T769] ? sysfs_create_group+0x40/0x40 [ 55.407891][ T769] ? kernfs_activate+0x1ee/0x200 [ 55.407910][ T769] sysfs_create_groups+0x5c/0x130 [ 55.407925][ T769] device_add_attrs+0xdf/0x850 [ 55.407945][ T769] ? device_add_class_symlinks+0x260/0x260 [ 55.407964][ T769] ? __kasan_check_write+0x18/0x20 [ 55.407986][ T769] ? kobject_put+0x1cc/0x2a0 [ 55.408002][ T769] ? device_add_class_symlinks+0x22e/0x260 [ 55.408022][ T769] device_add+0x4db/0xbf0 [ 55.408040][ T769] netdev_register_kobject+0x196/0x330 [ 55.408065][ T769] register_netdevice+0x1042/0x1a80 [ 55.408082][ T769] ? __cfi_register_netdevice+0x10/0x10 [ 55.408098][ T769] ? dev_addr_mod+0x3a7/0x540 [ 55.408124][ T769] ? netif_inherit_tso_max+0x204/0x360 [ 55.408141][ T769] veth_newlink+0x5e0/0xc40 [ 55.408157][ T769] ? __kasan_kmalloc+0x96/0xb0 [ 55.408174][ T769] ? __cfi_veth_newlink+0x10/0x10 [ 55.408188][ T769] ? ___sys_sendmsg+0x2a6/0x370 [ 55.408210][ T769] ? __x64_sys_sendmsg+0x1be/0x2a0 [ 55.408232][ T769] ? x64_sys_call+0x2a4c/0x2ee0 [ 55.408250][ T769] ? do_syscall_64+0x57/0xf0 [ 55.408266][ T769] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 55.408297][ T769] ? alloc_netdev_mqs+0xd45/0x13d0 [ 55.408314][ T769] ? validate_linkmsg+0x75c/0x960 [ 55.408338][ T769] ? __cfi_veth_newlink+0x10/0x10 [ 55.408353][ T769] rtnl_newlink+0x1569/0x2220 [ 55.408379][ T769] ? rtnl_newlink+0x551/0x2220 [ 55.408404][ T769] ? __cfi_rtnl_newlink+0x10/0x10 [ 55.408428][ T769] ? cred_has_capability+0x296/0x3a0 [ 55.408453][ T769] ? selinux_perf_event_alloc+0x110/0x110 [ 55.408479][ T769] ? stack_trace_save+0xaa/0x100 [ 55.408495][ T769] ? __cfi_mutex_lock+0x10/0x10 [ 55.408516][ T769] ? ns_capable+0x90/0xf0 [ 55.408533][ T769] ? netlink_net_capable+0x129/0x160 [ 55.408553][ T769] ? __cfi_rtnl_newlink+0x10/0x10 [ 55.408577][ T769] rtnetlink_rcv_msg+0x8be/0xa40 [ 55.408593][ T769] ? __asan_memcpy+0x5a/0x80 [ 55.408623][ T769] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 55.408640][ T769] ? avc_has_perm+0x155/0x240 [ 55.408659][ T769] netlink_rcv_skb+0x24a/0x4e0 [ 55.408679][ T769] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 55.408696][ T769] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 55.408717][ T769] ? selinux_netlink_send+0x7df/0x8b0 [ 55.408738][ T769] ? netlink_autobind+0x1c0/0x1c0 [ 55.408761][ T769] ? is_vmalloc_addr+0x11/0x40 [ 55.408779][ T769] rtnetlink_rcv+0x20/0x30 [ 55.408794][ T769] netlink_unicast+0x8bf/0xa70 [ 55.408814][ T769] netlink_sendmsg+0x7d1/0xad0 [ 55.408836][ T769] ? __cfi_netlink_sendmsg+0x10/0x10 [ 55.408859][ T769] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 55.408874][ T769] ? security_socket_sendmsg+0x3d/0x100 [ 55.408894][ T769] ____sys_sendmsg+0x9a1/0xa00 [ 55.408916][ T769] ? __import_iovec+0x5b9/0x7d0 [ 55.408936][ T769] ? __sys_sendmsg_sock+0x50/0x50 [ 55.408958][ T769] ? import_iovec+0x80/0xb0 [ 55.408978][ T769] ___sys_sendmsg+0x2a6/0x370 [ 55.409000][ T769] ? __sys_sendmsg+0x260/0x260 [ 55.409021][ T769] ? proc_fail_nth_write+0x184/0x220 [ 55.409042][ T769] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 55.409067][ T769] ? __fget_files+0x2bc/0x330 [ 55.409084][ T769] __x64_sys_sendmsg+0x1be/0x2a0 [ 55.409110][ T769] ? fput+0x1a4/0x230 [ 55.409129][ T769] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 55.409151][ T769] ? ksys_write+0x1f3/0x260 [ 55.409166][ T769] ? __kasan_check_read+0x15/0x20 [ 55.409208][ T769] x64_sys_call+0x2a4c/0x2ee0 [ 55.409232][ T769] do_syscall_64+0x57/0xf0 [ 55.409256][ T769] ? clear_bhb_loop+0x50/0xa0 [ 55.409286][ T769] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 55.409308][ T769] RIP: 0033:0x7f27b1fa94d9 [ 55.409322][ T769] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 55.409336][ T769] RSP: 002b:00007f27b2e79028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.409353][ T769] RAX: ffffffffffffffda RBX: 00007f27b2225fa0 RCX: 00007f27b1fa94d9 [ 55.409365][ T769] RDX: 0000000000000044 RSI: 00002000000000c0 RDI: 0000000000000003 [ 55.409376][ T769] RBP: 00007f27b2e79090 R08: 0000000000000000 R09: 0000000000000000 [ 55.409387][ T769] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 55.409397][ T769] R13: 00007f27b2226038 R14: 00007f27b2225fa0 R15: 00007ffc503a18c8 [ 55.409411][ T769] [ 56.057059][ T342] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 56.067226][ T342] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 56.078337][ T342] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 56.088290][ T342] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 56.101263][ T342] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 56.110481][ T67] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 56.118245][ T342] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 56.125777][ T343] usb 4-1: new full-speed USB device number 12 using dummy_hcd [ 56.139929][ T342] usb 3-1: config 0 descriptor?? [ 56.297271][ T343] usb 4-1: not running at top speed; connect to a high speed hub [ 56.307960][ T343] usb 4-1: config 1 interface 0 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 3 [ 56.327654][ T343] usb 4-1: New USB device found, idVendor=0ea0, idProduct=6858, bcdDevice= 0.40 [ 56.353673][ T343] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 56.376665][ T343] usb 4-1: Product: syz [ 56.381265][ T343] usb 4-1: Manufacturer: syz [ 56.387388][ T343] usb 4-1: SerialNumber: syz [ 56.543352][ T797] device-mapper: table: 252:1: raid: unknown target type [ 56.550517][ T797] device-mapper: ioctl: error adding target to table [ 56.678737][ T36] kauditd_printk_skb: 8 callbacks suppressed [ 56.678756][ T36] audit: type=1400 audit(1794586879.670:247): avc: denied { read } for pid=150 comm="dhcpcd" scontext=system_u:system_r:dhcpc_t tcontext=system_u:system_r:dhcpc_t tclass=netlink_kobject_uevent_socket permissive=1 [ 56.912933][ T342] usbhid 3-1:0.0: can't add hid device: -71 [ 56.919371][ T342] usbhid 3-1:0.0: probe with driver usbhid failed with error -71 [ 56.928179][ T342] usb 3-1: USB disconnect, device number 12 [ 56.985687][ T67] usb 1-1: Using ep0 maxpacket: 16 [ 56.992096][ T67] usb 1-1: config 0 has an invalid interface number: 34 but max is 0 [ 57.000361][ T67] usb 1-1: config 0 has no interface number 0 [ 57.006556][ T67] usb 1-1: config 0 interface 34 altsetting 0 bulk endpoint 0xA has invalid maxpacket 1023 [ 57.017137][ T67] usb 1-1: config 0 interface 34 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 80 [ 57.028674][ T67] usb 1-1: New USB device found, idVendor=0b95, idProduct=772a, bcdDevice=82.73 [ 57.039060][ T67] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 57.047652][ T67] usb 1-1: Product: syz [ 57.051983][ T67] usb 1-1: Manufacturer: syz [ 57.056856][ T67] usb 1-1: SerialNumber: syz [ 57.067252][ T67] usb 1-1: config 0 descriptor?? [ 57.073490][ T767] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 57.081008][ T767] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 57.290268][ T767] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 57.297804][ T767] raw-gadget.1 gadget.0: fail, usb_ep_enable returned -22 [ 57.536724][ T36] audit: type=1326 audit(1794586880.530:248): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=811 comm="syz.2.172" exe="/root/ci2-android-6-12-rust/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f64bc5a94d9 code=0x7ffc0000 [ 57.579735][ T814] printk: legacy console [ttyS0] disabled