Warning: Permanently added '10.128.0.16' (ECDSA) to the list of known hosts. 2020/06/28 02:46:07 fuzzer started 2020/06/28 02:46:07 dialing manager at 10.128.0.26:39857 2020/06/28 02:46:07 syscalls: 3149 2020/06/28 02:46:07 code coverage: enabled 2020/06/28 02:46:07 comparison tracing: enabled 2020/06/28 02:46:07 extra coverage: enabled 2020/06/28 02:46:07 setuid sandbox: enabled 2020/06/28 02:46:07 namespace sandbox: enabled 2020/06/28 02:46:07 Android sandbox: /sys/fs/selinux/policy does not exist 2020/06/28 02:46:07 fault injection: enabled 2020/06/28 02:46:07 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/06/28 02:46:07 net packet injection: enabled 2020/06/28 02:46:07 net device setup: enabled 2020/06/28 02:46:07 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/06/28 02:46:07 devlink PCI setup: PCI device 0000:00:10.0 is not available 2020/06/28 02:46:07 USB emulation: enabled 02:47:56 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='io.stat\x00', 0x0, 0x0) ioctl$HIDIOCGRAWINFO(r0, 0x80084803, &(0x7f0000000040)=""/142) pivot_root(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00') prctl$PR_SET_FP_MODE(0x2d, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_REMOVE(0xffffffffffffffff, 0xc0405519, &(0x7f0000000180)={0x7, 0x0, 0x66c1, 0x37, 'syz1\x00', 0x3f0}) socket$caif_seqpacket(0x25, 0x5, 0x3) r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff) sendto$ax25(r1, &(0x7f0000000280)="5ab0a5288e46026e03ab940e93afc33e5492e18d7d78c339ebf16ef7", 0x1c, 0x20000000, &(0x7f00000002c0)={{0x3, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, 0x4}, [@default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @bcast, @default, @null, @null, @bcast]}, 0x48) r2 = accept4$inet6(0xffffffffffffffff, 0x0, &(0x7f0000000340), 0x80800) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000380)={0x0, 0xd2, "3542715a1977809f87bedcf946c23c4c2120c62efedf57ef5f412eb5bdacf84d4f39d0291bb04cfae7e8ccc21462c42006cb38e47ac1889ede7b051f798df7d197ccf08559d899103152eb7380a5e17f79c0bb9054f28531a5f00765bb9396e27ec5ed18b2e3c59d44d57d077ea1ec32ae822f0b16fc861e2207775797c0989d9cc457e4d9909020408ec49a494ba86c46293d9dabe0f5d74684d8572a291bbc5f03477b1f612d6a6ef6862fc9962038d6511acfdbbf9d0d747a060cd25af3372d816b788d22b762bf4068ed9ebb318987c3"}, &(0x7f0000000480)=0xda) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000004c0)={r3, 0x100}, 0x8) syz_init_net_socket$x25(0x9, 0x5, 0x0) r4 = socket$inet6(0xa, 0x2, 0x9) getsockopt$sock_timeval(r4, 0x1, 0x14, &(0x7f0000000500), &(0x7f0000000540)=0x10) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000580)='/dev/hwrng\x00', 0x381c3bbf06a51936, 0x0) newfstatat(0xffffffffffffff9c, &(0x7f0000000640)='./file0\x00', &(0x7f0000000680)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x4100) lstat(&(0x7f0000000700)='./file0\x00', &(0x7f0000000740)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) newfstatat(0xffffffffffffff9c, &(0x7f00000007c0)='./file0\x00', &(0x7f0000000800)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x400) newfstatat(0xffffffffffffff9c, &(0x7f0000000880)='./file0\x00', &(0x7f00000008c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x100) setxattr$system_posix_acl(&(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)='system.posix_acl_access\x00', &(0x7f0000000940)={{}, {0x1, 0xf}, [{0x2, 0x1, r5}], {0x4, 0x2}, [{0x8, 0x4, r6}, {0x8, 0x6, r7}, {0x8, 0x7, r8}, {0x8, 0x2}], {0x10, 0x4}, {0x20, 0x2}}, 0x4c, 0x0) [ 152.220708][ T6817] IPVS: ftp: loaded support on port[0] = 21 02:47:56 executing program 1: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/binder/failed_transaction_log\x00', 0x0, 0x0) ioctl$DRM_IOCTL_DMA(r0, 0xc0406429, &(0x7f0000000140)={0x0, 0x1, &(0x7f0000000040)=[0x10000], &(0x7f0000000080)=[0x5], 0x54, 0x5, 0x1, &(0x7f00000000c0)=[0x4, 0xffff, 0xf14f, 0x8, 0x2], &(0x7f0000000100)=[0x8, 0x9, 0x1, 0x1, 0xffffff01]}) rt_sigprocmask(0x0, &(0x7f0000000180)={[0x2400000000000000]}, &(0x7f00000001c0), 0x8) ioctl$PPPOEIOCDFWD(r0, 0xb101, 0x0) ioprio_get$uid(0x3, 0xee00) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000200)='/dev/btrfs-control\x00', 0x408103, 0x0) ioctl$DRM_IOCTL_WAIT_VBLANK(r1, 0xc018643a, &(0x7f0000000240)={0x1, 0x80, 0x3}) r2 = socket$nl_audit(0x10, 0x3, 0x9) getsockopt$sock_timeval(r2, 0x1, 0x43, &(0x7f0000000280), &(0x7f00000002c0)=0x10) stat(&(0x7f0000000380)='./file0\x00', &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0}) mount$overlay(0x0, &(0x7f0000000300)='./file0\x00', &(0x7f0000000340)='overlay\x00', 0x800000, &(0x7f0000000440)={[{@index_on='index=on'}, {@workdir={'workdir', 0x3d, './file0'}}, {@redirect_dir={'redirect_dir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@index_on='index=on'}, {@nfs_export_off='nfs_export=off'}, {@metacopy_on='metacopy=on'}], [{@fowner_lt={'fowner<', r3}}, {@defcontext={'defcontext', 0x3d, 'staff_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x30, 0x31, 0x34, 0x38, 0x61, 0x34, 0x35, 0x34], 0x2d, [0x61, 0x23d5c8e481be5017, 0x39, 0x33], 0x2d, [0x62, 0x66, 0x37, 0x37], 0x2d, [0x30, 0x33, 0x64, 0x30], 0x2d, [0x63, 0x62, 0x35, 0x32, 0x65, 0x66, 0x1]}}}, {@fowner_eq={'fowner'}}, {@appraise_type='appraise_type=imasig'}, {@dont_hash='dont_hash'}]}) pause() write$P9_RVERSION(0xffffffffffffffff, &(0x7f0000000580)={0x15, 0x65, 0xffff, 0x6, 0x8, '9P2000.u'}, 0x15) ioctl$KVM_INTERRUPT(r1, 0x4004ae86, &(0x7f00000005c0)=0x7fff) ioctl$VIDIOC_S_EXT_CTRLS(r1, 0xc0205648, &(0x7f0000000680)={0x9d0000, 0x0, 0x9, r1, 0x0, &(0x7f0000000640)={0x980918, 0x2, [], @p_u8=&(0x7f0000000600)}}) ioctl$VIDIOC_SUBDEV_G_DV_TIMINGS(r4, 0xc0845658, &(0x7f00000006c0)={0x0, @bt={0x4bb, 0x7ff, 0x1, 0x2, 0x265d, 0x0, 0x0, 0x1, 0x3, 0x2, 0x1, 0x0, 0x4, 0x9, 0x13, 0x1e, {0x0, 0x3}, 0x3b, 0x8}}) r5 = semget(0x3, 0x4, 0x4c8) semctl$IPC_RMID(r5, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000780)={0xffffffffffffffff}) ioctl$sock_bt_cmtp_CMTPCONNDEL(r6, 0x400443c9, &(0x7f00000007c0)={@any, 0x2}) [ 152.355149][ T6817] chnl_net:caif_netlink_parms(): no params data found [ 152.442105][ T6817] bridge0: port 1(bridge_slave_0) entered blocking state [ 152.466086][ T6817] bridge0: port 1(bridge_slave_0) entered disabled state [ 152.486086][ T6817] device bridge_slave_0 entered promiscuous mode [ 152.497211][ T6817] bridge0: port 2(bridge_slave_1) entered blocking state [ 152.504307][ T6817] bridge0: port 2(bridge_slave_1) entered disabled state [ 152.512554][ T6817] device bridge_slave_1 entered promiscuous mode [ 152.537375][ T6817] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 152.549995][ T6817] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 152.552725][ T6947] IPVS: ftp: loaded support on port[0] = 21 [ 152.578310][ T6817] team0: Port device team_slave_0 added [ 152.588248][ T6817] team0: Port device team_slave_1 added [ 152.623425][ T6817] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 152.631052][ T6817] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 152.658469][ T6817] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 152.673334][ T6817] batman_adv: batadv0: Adding interface: batadv_slave_1 02:47:56 executing program 2: getsockopt$inet_sctp_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000000)={0x0, 0x6}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000080)={r0, 0x3f}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000100)={0x0, 0xff}, &(0x7f0000000140)=0x10) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000180)={r1, 0x8}, 0x8) r2 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/nvme-fabrics\x00', 0x8c00, 0x0) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r2, 0x84, 0x1e, &(0x7f0000000200), &(0x7f0000000240)=0x4) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r2, 0x84, 0x1e, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r3 = dup(0xffffffffffffffff) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000000880)=@assoc_id=0x0, &(0x7f00000008c0)=0x4) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r3, 0x84, 0x1f, &(0x7f0000000900)={r4, @in6={{0xa, 0x4e21, 0x3, @private0, 0x1}}, 0x200}, &(0x7f00000009c0)=0x90) getrandom(&(0x7f0000000a00)=""/189, 0xbd, 0x0) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r3, 0x84, 0x1b, &(0x7f0000000ac0)={0x0, 0x43, "3599b514cb66ebbbacefb369f44ea2438e2dc94c7e84cf0cb83c18912e33e614490b81c4c70d8bea58c754ac256b8ab40ecad542f9cda492a3b54b2409f6be7631d8a6"}, &(0x7f0000000b40)=0x4b) r5 = openat$zero(0xffffffffffffff9c, &(0x7f0000000b80)='/dev/zero\x00', 0x40000, 0x0) ioctl$SNDRV_PCM_IOCTL_START(r5, 0x4142, 0x0) r6 = accept4$inet6(0xffffffffffffffff, &(0x7f0000000bc0)={0xa, 0x0, 0x0, @local}, &(0x7f0000000c00)=0x1c, 0x80000) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r6, 0x84, 0x5, &(0x7f0000000c40)={r4, @in={{0x2, 0x4e22, @remote}}}, 0x84) r7 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000dc0)='/dev/cachefiles\x00', 0x90000, 0x0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r7, 0x6, 0x1d, &(0x7f0000000e00)={0x5bc, 0x7fff, 0x2, 0x4}, 0x14) fchmod(r2, 0x0) sendmsg$TIPC_NL_MEDIA_SET(0xffffffffffffffff, &(0x7f0000000f80)={&(0x7f0000000e40)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000f40)={&(0x7f0000000ec0)={0x70, 0x0, 0x400, 0x70bd27, 0x25dfdbfe, {}, [@TIPC_NLA_NET={0x28, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_ADDR={0x8, 0x2, 0x9}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0x3}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x451}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x2}]}, @TIPC_NLA_MON={0x34, 0x9, 0x0, 0x1, [@TIPC_NLA_MON_REF={0x8, 0x2, 0x7}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x400}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x7}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x8001}, @TIPC_NLA_MON_REF={0x8, 0x2, 0xfffffffe}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x4}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000084}, 0x8000) [ 152.684457][ T6817] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 152.712948][ T6817] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 152.839408][ T6817] device hsr_slave_0 entered promiscuous mode 02:47:57 executing program 3: removexattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'user.', '\x00'}) lsetxattr(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=@random={'trusted.', '*#/%\x00'}, &(0x7f0000000100)='{-+]\'*@%-@\x00', 0xb, 0x1) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f0000000140)=@sack_info={0x0, 0x5, 0x2}, &(0x7f0000000180)=0xc) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f00000001c0)={r0, 0x381f, 0x30}, 0xc) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000200)={0x0}, &(0x7f0000000240)=0xc) sched_setaffinity(r1, 0x8, &(0x7f0000000280)=0x8000) r2 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$DRM_IOCTL_ADD_BUFS(r2, 0xc0206416, &(0x7f00000002c0)={0x3f, 0x3, 0x101, 0x7, 0x1f, 0xffffffffffffc3c6}) ioctl$SNDCTL_DSP_GETIPTR(r2, 0x800c5011, &(0x7f0000000300)) ioctl$KDSIGACCEPT(r2, 0x4b4e, 0x38) mremap(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x2000, 0x6, &(0x7f0000ffb000/0x2000)=nil) mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x300000b, 0x80010, r2, 0x5c984000) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000340)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) getsockopt$bt_BT_SECURITY(r3, 0x112, 0x4, &(0x7f0000000380), 0x2) ioctl$VIDIOC_G_PRIORITY(r2, 0x80045643, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000003c0)='./cgroup.net/syz1\x00', 0x200002, 0x0) r4 = openat$null(0xffffffffffffff9c, &(0x7f0000000400)='/dev/null\x00', 0x2, 0x0) ioctl$KVM_IOEVENTFD(r4, 0x4040ae79, &(0x7f0000000480)={0x1000, &(0x7f0000000440), 0x8, r2, 0x8}) r5 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f00000004c0)='/proc/capi/capi20ncci\x00', 0x101000, 0x0) mmap$snddsp(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x3000004, 0x30, r5, 0x5000) [ 152.915458][ T6817] device hsr_slave_1 entered promiscuous mode [ 153.120320][ T7001] IPVS: ftp: loaded support on port[0] = 21 [ 153.145673][ T7007] IPVS: ftp: loaded support on port[0] = 21 [ 153.250430][ T6947] chnl_net:caif_netlink_parms(): no params data found 02:47:57 executing program 4: r0 = socket(0x1d, 0x2, 0x2) sendmsg$NFNL_MSG_ACCT_GET_CTRZERO(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x2, 0x7, 0x101, 0x0, 0x0, {0x2, 0x0, 0x3}, [@NFACCT_BYTES={0xc, 0x3, 0x1, 0x0, 0x200}, @NFACCT_QUOTA={0xc, 0x6, 0x1, 0x0, 0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x0) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000100)='/dev/null\x00', 0x4400, 0x0) ioctl$LOOP_GET_STATUS64(r1, 0x4c05, &(0x7f0000000140)) ioctl$VIDIOC_S_EDID(0xffffffffffffffff, 0xc0285629, &(0x7f0000000280)={0x0, 0x1, 0x1753, [], &(0x7f0000000240)}) r2 = openat$smackfs_relabel_self(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/fs/smackfs/relabel-self\x00', 0x2, 0x0) r3 = dup(r2) ioctl$NBD_SET_SIZE(r1, 0xab02, 0x658) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000300)='/dev/btrfs-control\x00', 0xa00, 0x0) ioctl$KVM_SMI(r4, 0xaeb7) r5 = openat$null(0xffffffffffffff9c, &(0x7f0000000340)='/dev/null\x00', 0x5a3181, 0x0) openat$cgroup_procs(r5, &(0x7f0000000380)='cgroup.threads\x00', 0x2, 0x0) openat$cuse(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/cuse\x00', 0x2, 0x0) removexattr(&(0x7f0000000400)='./file0\x00', &(0x7f0000000440)=@random={'os2.', '^~/=,\':k\x00'}) ioctl$FS_IOC_GETVERSION(r3, 0x80087601, &(0x7f0000000480)) ioctl$FS_IOC_ENABLE_VERITY(r4, 0x40806685, &(0x7f00000005c0)={0x1, 0x2, 0x1000, 0x5e, &(0x7f00000004c0)="1f9b14f61c835d2c194d9c12051d55077eb237968febdadd9dea013f9625ac02232bd192e8459483abfd18f4c1e0fe40afda8f70937211440c8872a56fc7d8a8fad2b24a4e973ea5c99f9f4172f294ed6751c922cb31e480d77c8afa2f44", 0x65, 0x0, &(0x7f0000000540)="61e1960bb99ce5763dc7b7bb280f7f4e8aa5c1b5a0af50f31dc9e73c6c25f9b17750be13a80c7887b03472818a8b92e8f881fa28e8d0026e3fd43ab24f179c3c098b5f07b2288fc2b7fb1ce80808f1088b4b900f4e8a946a547a96de71543b7c1cbfd0f818"}) ioctl$SIOCGSTAMPNS(r5, 0x8907, &(0x7f0000000640)) r6 = socket$netlink(0x10, 0x3, 0x4) r7 = syz_genetlink_get_family_id$ipvs(&(0x7f00000006c0)='IPVS\x00') sendmsg$IPVS_CMD_GET_SERVICE(r6, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x200040}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x3c, r7, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DEST={0x28, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_TUN_PORT={0x6, 0xe, 0x4e20}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0xa}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@loopback}]}]}, 0x3c}, 0x1, 0x0, 0x0, 0x80}, 0x44010) [ 153.588635][ T6947] bridge0: port 1(bridge_slave_0) entered blocking state [ 153.600353][ T6947] bridge0: port 1(bridge_slave_0) entered disabled state [ 153.609032][ T6947] device bridge_slave_0 entered promiscuous mode [ 153.632126][ T7001] chnl_net:caif_netlink_parms(): no params data found [ 153.643786][ T6947] bridge0: port 2(bridge_slave_1) entered blocking state [ 153.650976][ T6947] bridge0: port 2(bridge_slave_1) entered disabled state [ 153.659614][ T6947] device bridge_slave_1 entered promiscuous mode [ 153.666932][ T7007] chnl_net:caif_netlink_parms(): no params data found [ 153.736873][ T6947] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 153.738734][ T7343] IPVS: ftp: loaded support on port[0] = 21 [ 153.752061][ T6817] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 153.808326][ T6947] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 02:47:57 executing program 5: execveat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)=[&(0x7f0000000040)='\x00'], &(0x7f0000000200)=[&(0x7f00000000c0)='\x00', &(0x7f0000000100)='\x00', &(0x7f0000000140)='\x00', &(0x7f0000000180)='\x00', &(0x7f00000001c0)='\\\x00'], 0x1000) ioctl$VIDIOC_S_EXT_CTRLS(0xffffffffffffffff, 0xc0205648, &(0x7f0000000280)={0x980000, 0x7, 0x3, 0xffffffffffffffff, 0x0, &(0x7f0000000240)={0x9f0903, 0x3b, [], @value=0x5}}) getsockopt$inet6_tcp_buf(r0, 0x6, 0xe, &(0x7f00000002c0)=""/38, &(0x7f0000000300)=0x26) pipe(&(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SNDRV_PCM_IOCTL_STATUS32(r2, 0x806c4120, &(0x7f0000000380)) setsockopt$TIPC_GROUP_LEAVE(r0, 0x10f, 0x88) r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400)='/dev/snapshot\x00', 0xc88182, 0x0) ioctl$EVIOCGKEYCODE(r3, 0x80084504, &(0x7f0000000440)=""/146) getsockopt$bt_BT_DEFER_SETUP(r2, 0x112, 0x7, &(0x7f0000000500)=0x1, &(0x7f0000000540)=0x4) ioctl$KVM_NMI(r1, 0xae9a) ioctl$VIDIOC_STREAMON(r3, 0x40045612, &(0x7f0000000580)=0xffff5bb4) r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/hwrng\x00', 0x101002, 0x0) r5 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000640)='mptcp_pm\x00') sendmsg$MPTCP_PM_CMD_GET_LIMITS(r4, &(0x7f0000000740)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000700)={&(0x7f0000000680)={0x4c, r5, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8}, @MPTCP_PM_ATTR_ADDR={0x18, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, [], 0x0, 0x0}}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x3}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x6}]}, 0x4c}}, 0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000780)={0x0, 0x2}, &(0x7f00000007c0)=0x8) r6 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$FS_IOC_GETFSLABEL(r6, 0x81009431, &(0x7f0000000800)) fcntl$setpipe(0xffffffffffffffff, 0x407, 0xbc5) getsockopt$IP_VS_SO_GET_SERVICE(0xffffffffffffffff, 0x0, 0x483, &(0x7f0000000900), &(0x7f0000000980)=0x68) ioctl$TUNGETFILTER(0xffffffffffffffff, 0x801054db, &(0x7f0000000a00)=""/98) [ 153.857940][ T6817] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 153.888122][ T6817] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 153.960588][ T6817] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 154.020743][ T7001] bridge0: port 1(bridge_slave_0) entered blocking state [ 154.028994][ T7001] bridge0: port 1(bridge_slave_0) entered disabled state [ 154.037316][ T7001] device bridge_slave_0 entered promiscuous mode [ 154.054493][ T6947] team0: Port device team_slave_0 added [ 154.066106][ T6947] team0: Port device team_slave_1 added [ 154.079837][ T7001] bridge0: port 2(bridge_slave_1) entered blocking state [ 154.089052][ T7001] bridge0: port 2(bridge_slave_1) entered disabled state [ 154.097248][ T7001] device bridge_slave_1 entered promiscuous mode [ 154.124713][ T7399] IPVS: ftp: loaded support on port[0] = 21 [ 154.146933][ T6947] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 154.153957][ T6947] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 154.188399][ T6947] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 154.221199][ T7001] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 154.234311][ T7001] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 154.245922][ T6947] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 154.252860][ T6947] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 154.279888][ T6947] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 154.291088][ T7007] bridge0: port 1(bridge_slave_0) entered blocking state [ 154.298740][ T7007] bridge0: port 1(bridge_slave_0) entered disabled state [ 154.307385][ T7007] device bridge_slave_0 entered promiscuous mode [ 154.326614][ T7007] bridge0: port 2(bridge_slave_1) entered blocking state [ 154.333652][ T7007] bridge0: port 2(bridge_slave_1) entered disabled state [ 154.342767][ T7007] device bridge_slave_1 entered promiscuous mode [ 154.371058][ T7001] team0: Port device team_slave_0 added [ 154.402471][ T7001] team0: Port device team_slave_1 added [ 154.450007][ T6947] device hsr_slave_0 entered promiscuous mode [ 154.486977][ T6947] device hsr_slave_1 entered promiscuous mode [ 154.555069][ T6947] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 154.562731][ T6947] Cannot create hsr debugfs directory [ 154.571848][ T7007] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 154.583896][ T7007] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 154.650691][ T7001] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 154.658541][ T7001] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 154.685129][ T7001] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 154.701907][ T7001] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 154.709333][ T7001] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 154.735682][ T7001] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 154.760780][ T7007] team0: Port device team_slave_0 added [ 154.794211][ T7343] chnl_net:caif_netlink_parms(): no params data found [ 154.809128][ T7007] team0: Port device team_slave_1 added [ 154.846938][ T7007] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 154.853914][ T7007] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 154.882106][ T7007] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 154.959038][ T7001] device hsr_slave_0 entered promiscuous mode [ 155.015400][ T7001] device hsr_slave_1 entered promiscuous mode [ 155.055048][ T7001] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 155.062660][ T7001] Cannot create hsr debugfs directory [ 155.068872][ T7007] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 155.075995][ T7007] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 155.102104][ T7007] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 155.171575][ T7399] chnl_net:caif_netlink_parms(): no params data found [ 155.267231][ T7007] device hsr_slave_0 entered promiscuous mode [ 155.315298][ T7007] device hsr_slave_1 entered promiscuous mode [ 155.375001][ T7007] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 155.382605][ T7007] Cannot create hsr debugfs directory [ 155.409366][ T6817] 8021q: adding VLAN 0 to HW filter on device bond0 [ 155.495229][ T7343] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.502301][ T7343] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.511811][ T7343] device bridge_slave_0 entered promiscuous mode [ 155.520722][ T7343] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.528902][ T7343] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.540462][ T7343] device bridge_slave_1 entered promiscuous mode [ 155.578968][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 155.587249][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 155.610435][ T6817] 8021q: adding VLAN 0 to HW filter on device team0 [ 155.630359][ T7399] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.638224][ T7399] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.646304][ T7399] device bridge_slave_0 entered promiscuous mode [ 155.657741][ T7399] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.664784][ T7399] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.673810][ T7399] device bridge_slave_1 entered promiscuous mode [ 155.701379][ T7343] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 155.741234][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 155.749989][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 155.759585][ T2482] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.766777][ T2482] bridge0: port 1(bridge_slave_0) entered forwarding state [ 155.774581][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 155.784302][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 155.792907][ T2482] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.800002][ T2482] bridge0: port 2(bridge_slave_1) entered forwarding state [ 155.814622][ T7343] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 155.825696][ T7399] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 155.854651][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 155.862990][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 155.880326][ T7399] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 155.892358][ T7343] team0: Port device team_slave_0 added [ 155.900250][ T6947] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 155.951306][ T6947] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 155.998753][ T6947] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 156.094966][ T7343] team0: Port device team_slave_1 added [ 156.109238][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 156.126121][ T6947] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 156.167553][ T7399] team0: Port device team_slave_0 added [ 156.193642][ T6817] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 156.204735][ T6817] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 156.219033][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 156.228531][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 156.237596][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 156.246280][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 156.254519][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 156.263235][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 156.271825][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 156.280175][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 156.292789][ T7343] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 156.304218][ T7343] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 156.330785][ T7343] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 156.343654][ T7399] team0: Port device team_slave_1 added [ 156.353987][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 156.363342][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 156.385187][ T7343] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 156.393836][ T7343] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 156.421256][ T7343] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 156.441725][ T6817] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 156.460372][ T7001] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 156.531264][ T7001] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 156.592348][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 156.600111][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 156.628331][ T7399] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 156.635887][ T7399] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 156.663359][ T7399] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 156.675801][ T7001] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 156.780380][ T7343] device hsr_slave_0 entered promiscuous mode [ 156.826790][ T7343] device hsr_slave_1 entered promiscuous mode [ 156.865080][ T7343] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 156.872672][ T7343] Cannot create hsr debugfs directory [ 156.890185][ T7399] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 156.897194][ T7399] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 156.923659][ T7399] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 156.936530][ T7001] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 157.005178][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 157.013677][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 157.038126][ T7007] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 157.107125][ T7007] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 157.208324][ T7399] device hsr_slave_0 entered promiscuous mode [ 157.256479][ T7399] device hsr_slave_1 entered promiscuous mode [ 157.305023][ T7399] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 157.312590][ T7399] Cannot create hsr debugfs directory [ 157.334585][ T7007] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 157.377519][ T7007] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 157.451664][ T6817] device veth0_vlan entered promiscuous mode [ 157.459463][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 157.468492][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 157.524204][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 157.532908][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 157.581805][ T6817] device veth1_vlan entered promiscuous mode [ 157.617628][ T6947] 8021q: adding VLAN 0 to HW filter on device bond0 [ 157.703627][ T6817] device veth0_macvtap entered promiscuous mode [ 157.732964][ T7001] 8021q: adding VLAN 0 to HW filter on device bond0 [ 157.741701][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 157.750185][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 157.759375][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 157.769316][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 157.780574][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 157.794939][ T7343] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 157.837791][ T6817] device veth1_macvtap entered promiscuous mode [ 157.845157][ T7343] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 157.902140][ T6947] 8021q: adding VLAN 0 to HW filter on device team0 [ 157.915879][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 157.923754][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 157.932273][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 157.940433][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 157.950648][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 157.960933][ T7343] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 158.016211][ T7001] 8021q: adding VLAN 0 to HW filter on device team0 [ 158.027947][ T7343] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 158.115693][ T6817] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 158.128906][ T7007] 8021q: adding VLAN 0 to HW filter on device bond0 [ 158.139693][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 158.149615][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 158.158603][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 158.165708][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 158.173540][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 158.182666][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 158.191457][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 158.200306][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 158.209322][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 158.216420][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 158.232300][ T6817] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 158.254227][ T7007] 8021q: adding VLAN 0 to HW filter on device team0 [ 158.270412][ T7399] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 158.309129][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 158.316937][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 158.325630][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 158.334120][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 158.342975][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 158.351510][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 158.359917][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 158.369846][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 158.378739][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 158.387470][ T2482] bridge0: port 1(bridge_slave_0) entered blocking state [ 158.394501][ T2482] bridge0: port 1(bridge_slave_0) entered forwarding state [ 158.402115][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 158.411075][ T2482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 158.419476][ T2482] bridge0: port 2(bridge_slave_1) entered blocking state [ 158.426590][ T2482] bridge0: port 2(bridge_slave_1) entered forwarding state [ 158.514685][ T7399] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 158.571638][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 158.579650][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 158.589218][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 158.598030][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 158.607650][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 158.616684][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 158.625606][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 158.634029][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 158.643118][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 158.650223][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 158.658152][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 158.666874][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 158.675788][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 158.682831][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 158.805137][ T7399] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 158.854192][ T7399] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 158.902980][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 158.912098][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 158.932510][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 158.942489][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 158.952252][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 158.961240][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 158.970129][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 158.979323][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 158.988303][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready 02:48:03 executing program 0: syz_open_dev$video(0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x2, 0x1) r1 = open(&(0x7f0000000080)='./bus\x00', 0x430c2, 0x0) ioctl$SNDRV_PCM_IOCTL_HWSYNC(0xffffffffffffffff, 0x4122, 0x0) ftruncate(r1, 0x200004) sendfile(r0, r1, 0x0, 0x80001d00c0d0) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(0xffffffffffffffff, 0xc4c85513, 0x0) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) setsockopt$IP_VS_SO_SET_ZERO(r2, 0x0, 0x48f, &(0x7f0000000040)={0x87, @dev={0xac, 0x14, 0x14, 0x14}, 0x4e23, 0x0, 'none\x00', 0x2, 0x8, 0x7}, 0x2c) [ 159.003941][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 159.013543][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 159.022200][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 159.032378][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 159.041372][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 159.049821][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 159.074312][ T7001] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 159.102314][ T7001] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 159.127563][ T6947] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 159.145508][ C1] hrtimer: interrupt took 44873 ns [ 159.204604][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 159.213456][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 159.222075][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 159.231159][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 159.240693][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 159.249583][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 159.258143][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 159.266811][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 159.275099][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 159.283361][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 159.293874][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 159.308958][ T7007] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 159.323638][ T7007] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 159.338562][ T7343] 8021q: adding VLAN 0 to HW filter on device bond0 02:48:03 executing program 0: r0 = perf_event_open$cgroup(0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x1) getpid() prctl$PR_SET_PTRACER(0x59616d61, 0x0) r1 = fcntl$getown(r0, 0x9) ptrace$setopts(0x4206, r1, 0x0, 0x100042) gettid() creat(0x0, 0x1) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8914, &(0x7f0000000340)='wlan1\x00\x1b\x1a\xec\xd8n\xff\xc3\x87\xe2\xa3\x80\x8a\xb2\xd9\xa8L\x06\xb5\x12\x03F\xd9\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\xea\x84\x13\xdf\xf7\xber\'\x8a\xd5W\xbb\xac%j\x9d\xeb\xba\xe6\xc4\xc4\xa9\xf5\xd5\xa1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe') perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext={0x0, 0x6}, 0x0, 0x0, 0x8, 0x8, 0x0, 0x27d}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = socket$kcm(0x29, 0x2, 0x0) bpf$MAP_CREATE(0x0, 0x0, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) sendmsg$nl_route(r4, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1400000042000000000000000000df2500000000"], 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x40000) ioctl$PERF_EVENT_IOC_SET_FILTER(r3, 0x8914, &(0x7f0000000040)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9U\x1c\xc9%\x9b\xa0\xf5\xee\x16\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\x13\xdf\xf7\xber\'\x8a\xd5\xd5\xe1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:%\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\xf5\xfb\xaad\x1a\xa0\xb1\x9c\xac\xe8\xff^9P\xee\x8aG\xdd2') [ 159.358397][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 159.367402][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 159.423886][ T7001] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 159.463922][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 159.471762][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 159.498167][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 159.508046][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 159.535164][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 159.549735][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 159.577958][ T7007] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 159.591967][ T7343] 8021q: adding VLAN 0 to HW filter on device team0 [ 159.606118][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 159.614521][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 159.623203][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 159.632579][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 159.643015][ T2488] bridge0: port 1(bridge_slave_0) entered blocking state [ 159.650113][ T2488] bridge0: port 1(bridge_slave_0) entered forwarding state [ 159.660959][ T6947] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 159.733328][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 159.747281][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 159.759703][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready 02:48:03 executing program 0: perf_event_open(&(0x7f00000002c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0xfffffdba, &(0x7f0000000100)={0x0}}, 0x0) getsockname$packet(r0, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$FOU_CMD_ADD(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000400)={0x24, 0x0, 0x209, 0x0, 0x0, {}, [@FOU_ATTR_LOCAL_V4={0x8, 0x6, @remote}, @FOU_ATTR_IFINDEX={0x8, 0xb, r1}]}, 0x24}}, 0x0) sendmsg$FOU_CMD_DEL(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=',\b\x00\x00', @ANYRES16=0x0, @ANYBLOB="100025bd7000fedbdf25020000000500040000000000050004008b000000060001004e220000", @ANYBLOB="14b54a7c3b9866779be0ae25959de0d1dd8dd7d492effabeb75c7bba26"], 0x2c}, 0x1, 0x0, 0x0, 0x40000}, 0x4000) openat$audio(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000100)) r2 = socket(0x1, 0x803, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) r4 = socket(0x10, 0x3, 0x0) r5 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r5, &(0x7f0000000140), 0xcc, 0x0) r6 = syz_open_dev$vcsa(&(0x7f00000000c0)='/dev/vcsa#\x00', 0x4, 0x80000) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000002c0)='NLBL_UNLBL\x00') sendmsg$NLBL_UNLABEL_C_ACCEPT(r6, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x98, r7, 0x800, 0x70bd25, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast2}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'vcan0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @loopback}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x2e, 0x7, 'system_u:object_r:audisp_remote_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x32}}]}, 0x98}, 0x1, 0x0, 0x0, 0x851}, 0xc4) sendmsg$NLBL_UNLABEL_C_STATICADD(r5, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x4c, r7, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'geneve1\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4000080) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)=@newlink={0x60, 0x10, 0x403, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x30, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x20, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0xe, 0xa}}, @IFLA_VLAN_PROTOCOL={0x6, 0x5, 0x88a8}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8, 0xa, r3}]}, 0x60}}, 0x0) [ 159.804874][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 159.819857][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 159.837430][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 159.852501][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 159.861710][ T3839] bridge0: port 2(bridge_slave_1) entered blocking state [ 159.868944][ T3839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 160.009230][ T7399] 8021q: adding VLAN 0 to HW filter on device bond0 [ 160.022260][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 160.031442][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 160.040174][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 160.048796][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 160.057764][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 160.067762][ T7001] device veth0_vlan entered promiscuous mode [ 160.078061][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 160.085980][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 160.093570][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready 02:48:04 executing program 0: perf_event_open(&(0x7f00000002c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0xfffffdba, &(0x7f0000000100)={0x0}}, 0x0) getsockname$packet(r0, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$FOU_CMD_ADD(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000400)={0x24, 0x0, 0x209, 0x0, 0x0, {}, [@FOU_ATTR_LOCAL_V4={0x8, 0x6, @remote}, @FOU_ATTR_IFINDEX={0x8, 0xb, r1}]}, 0x24}}, 0x0) sendmsg$FOU_CMD_DEL(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=',\b\x00\x00', @ANYRES16=0x0, @ANYBLOB="100025bd7000fedbdf25020000000500040000000000050004008b000000060001004e220000", @ANYBLOB="14b54a7c3b9866779be0ae25959de0d1dd8dd7d492effabeb75c7bba26"], 0x2c}, 0x1, 0x0, 0x0, 0x40000}, 0x4000) openat$audio(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000100)) r2 = socket(0x1, 0x803, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) r4 = socket(0x10, 0x3, 0x0) r5 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r5, &(0x7f0000000140), 0xcc, 0x0) r6 = syz_open_dev$vcsa(&(0x7f00000000c0)='/dev/vcsa#\x00', 0x4, 0x80000) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000002c0)='NLBL_UNLBL\x00') sendmsg$NLBL_UNLABEL_C_ACCEPT(r6, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x98, r7, 0x800, 0x70bd25, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast2}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'vcan0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @loopback}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x2e, 0x7, 'system_u:object_r:audisp_remote_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x32}}]}, 0x98}, 0x1, 0x0, 0x0, 0x851}, 0xc4) sendmsg$NLBL_UNLABEL_C_STATICADD(r5, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x4c, r7, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'geneve1\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4000080) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)=@newlink={0x60, 0x10, 0x403, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x30, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x20, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0xe, 0xa}}, @IFLA_VLAN_PROTOCOL={0x6, 0x5, 0x88a8}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8, 0xa, r3}]}, 0x60}}, 0x0) [ 160.127479][ T7001] device veth1_vlan entered promiscuous mode [ 160.142142][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 160.155432][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 160.164213][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 160.192224][ T7007] device veth0_vlan entered promiscuous mode [ 160.227615][ T7399] 8021q: adding VLAN 0 to HW filter on device team0 [ 160.249173][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 160.259071][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 160.279738][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 160.291758][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 160.301457][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 160.310110][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 160.319556][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 160.328327][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 160.337303][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 160.345698][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 160.353303][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 160.362816][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 160.377719][ T7343] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 160.389090][ T7343] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 160.407726][ T6947] device veth0_vlan entered promiscuous mode [ 160.553507][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 160.561349][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 160.569920][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 160.577766][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 160.586485][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 160.594797][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 160.602995][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 160.612034][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 160.620867][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 160.627976][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 160.635527][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 160.643994][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 160.653162][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 160.660256][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 160.670224][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 160.682537][ T7007] device veth1_vlan entered promiscuous mode [ 160.698939][ T7001] device veth0_macvtap entered promiscuous mode 02:48:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', r2}, 0x10) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0xffffffffffffffa5, &(0x7f0000000080)={&(0x7f0000000180)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @veth={{0x9, 0x1, 'veth\x00'}, {0x4, 0x2, 0x0, 0x1, @void}}}, @IFLA_MTU={0x8, 0x4, 0x81}]}, 0x3c}}, 0x0) [ 160.731411][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 160.747523][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 160.779038][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 160.788549][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 160.798432][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 160.808148][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 160.825484][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 160.833929][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 160.843307][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 160.851889][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 160.876242][ T7001] device veth1_macvtap entered promiscuous mode [ 160.884490][ T6947] device veth1_vlan entered promiscuous mode [ 160.903379][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 160.911636][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 160.920524][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 160.938208][ T7343] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 160.950186][ T7399] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 160.972029][ T7399] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 02:48:05 executing program 0: mkdir(&(0x7f0000000340)='./bus\x00', 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file0\x00', 0x20) mkdir(&(0x7f00000003c0)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000140)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) creat(&(0x7f0000000300)='./bus/file0\x00', 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) chdir(&(0x7f0000000380)='./bus\x00') r2 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) ioctl$EXT4_IOC_SETFLAGS(r2, 0x401c5820, &(0x7f0000000040)) [ 160.994363][ T7001] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 161.006902][ T7001] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 161.040025][ T7001] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 161.052198][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 161.064316][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 161.073770][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 161.084386][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 161.093817][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 161.103545][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 161.158607][ T7001] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 161.173852][ T7001] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 161.189388][ T7001] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 161.198364][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 161.207279][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 161.217483][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 161.226939][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 161.228828][ T27] audit: type=1804 audit(1593312485.260:2): pid=8129 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir044324543/syzkaller.GYMM5D/6/bus/file0" dev="overlay" ino=15741 res=1 [ 161.247002][ T7007] device veth0_macvtap entered promiscuous mode [ 161.298679][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 161.301411][ T8129] overlayfs: './file0' not a directory [ 161.309763][ T7007] device veth1_macvtap entered promiscuous mode 02:48:05 executing program 0: perf_event_open(&(0x7f0000000500)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x9, 0x401}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f00000000c0)='./file0\x00', 0x40c2, 0x0) r1 = open$dir(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) write(r0, &(0x7f0000001400)="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"/3584, 0xe00) fallocate(r0, 0x11, 0x0, 0x10000) sendmsg$NFULNL_MSG_CONFIG(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB="1c0000000104050000000000000000000600f6090800034000ff0080"], 0x1c}, 0x1, 0x0, 0x0, 0x840}, 0x4008001) sendfile(r0, r1, 0x0, 0x11f08) pivot_root(0x0, 0x0) open(0x0, 0x1141042, 0x0) [ 161.370462][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 161.380363][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 161.380818][ T27] audit: type=1804 audit(1593312485.410:3): pid=8132 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir044324543/syzkaller.GYMM5D/6/bus/bus/file0" dev="overlay" ino=15748 res=1 [ 161.499485][ T7399] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 161.517848][ T7007] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 161.537977][ T7007] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 161.572467][ T7007] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 161.584026][ T7007] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 161.597188][ T7007] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 161.607368][ T6947] device veth0_macvtap entered promiscuous mode [ 161.628158][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 161.639114][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 161.648997][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 161.659004][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 161.676656][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 161.697837][ T7007] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 161.744727][ T27] audit: type=1800 audit(1593312485.770:4): pid=8144 uid=0 auid=0 ses=4 subj=_ op=collect_data cause=failed(directio) comm="syz-executor.0" name="file0" dev="sda1" ino=15740 res=0 [ 161.766522][ T7007] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 161.776788][ T27] audit: type=1804 audit(1593312485.770:5): pid=8144 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir044324543/syzkaller.GYMM5D/7/file0" dev="sda1" ino=15740 res=1 [ 161.800830][ T7007] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 161.813168][ T7007] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 161.832560][ T7007] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 161.843349][ T6947] device veth1_macvtap entered promiscuous mode [ 161.870001][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 161.885718][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 161.894341][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 161.928105][ T6947] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 161.954153][ T6947] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 161.988595][ T6947] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 162.000663][ T6947] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 162.019037][ T6947] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 162.034249][ T6947] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 162.058976][ T6947] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 162.075379][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 162.092159][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 162.101808][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 162.114051][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 162.143136][ T6947] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 162.153733][ T6947] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 162.164250][ T6947] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 162.175809][ T6947] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 162.185703][ T6947] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 162.197506][ T6947] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 162.208923][ T6947] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 162.317326][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 162.326189][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 162.334802][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 162.343014][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 162.351511][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 162.361584][ T2477] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 162.372503][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 162.380803][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 162.388989][ T7343] device veth0_vlan entered promiscuous mode [ 162.559190][ T7343] device veth1_vlan entered promiscuous mode [ 162.624987][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 162.633217][ T3839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 162.680343][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 162.695737][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 162.711832][ T7399] device veth0_vlan entered promiscuous mode [ 162.751625][ T3835] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 162.761909][ T3835] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 162.783466][ T7343] device veth0_macvtap entered promiscuous mode [ 162.800826][ T7343] device veth1_macvtap entered promiscuous mode [ 162.811062][ T7399] device veth1_vlan entered promiscuous mode [ 162.831510][ T7343] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 162.843057][ T7343] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 162.853102][ T7343] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 162.863973][ T7343] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 162.874844][ T7343] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 162.886004][ T7343] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 162.896426][ T7343] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 162.907457][ T7343] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 162.919534][ T7343] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 162.941381][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 162.950372][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 162.961266][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 162.971260][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 162.982284][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 162.992748][ T2488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 163.008685][ T7343] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 163.019514][ T7343] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.030170][ T7343] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 163.040659][ T7343] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.051589][ T7343] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 163.063268][ T7343] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.073365][ T7343] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 163.084760][ T7343] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.098747][ T7343] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 163.113560][ T7399] device veth0_macvtap entered promiscuous mode [ 163.123762][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 163.133158][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 163.142199][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 163.151264][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 163.214914][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 163.271247][ T7399] device veth1_macvtap entered promiscuous mode [ 163.337477][ T7399] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 163.347986][ T7399] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.369845][ T7399] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 163.387504][ T7399] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.408799][ T7399] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 163.420635][ T7399] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.433672][ T7399] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 163.448481][ T7399] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.458780][ T7399] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 163.472957][ T7399] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! 02:48:07 executing program 2: perf_event_open(&(0x7f0000000180)={0x4, 0x70, 0x0, 0x0, 0x0, 0x40, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext={0x0, 0x3}, 0x0, 0xa, 0x0, 0x0, 0x10000000000000}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000980)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x18000000000002e0, 0xe10, 0x9000a00, &(0x7f00000004c0)="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", 0x0, 0xfd, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) 02:48:07 executing program 0: r0 = openat$audio(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio\x00', 0x81, 0x0) ioctl$SNDCTL_DSP_CHANNELS(r0, 0xc0045005, &(0x7f0000000200)=0x100) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x2, 0x44080) r2 = dup2(r1, r0) r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000100)='/dev/snapshot\x00', 0x101000, 0x0) ioctl$IMGETCOUNT(r3, 0x80044943, &(0x7f0000000140)) getsockopt$bt_rfcomm_RFCOMM_CONNINFO(r2, 0x12, 0x2, &(0x7f0000000000)=""/58, &(0x7f0000000040)=0x3a) 02:48:07 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000040)={0x2, 0x0, @remote}, 0x10) r1 = socket(0x400000000000010, 0x1, 0x68) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="38000000240007750000004007a2a30005000000", @ANYRES32, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000340)=@newtfilter={0x48, 0x64, 0x400, 0x0, 0x0, {}, [@filter_kind_options=@f_flow={{0x9, 0x1, 'flow\x00'}, {0x18, 0x2, [@TCA_FLOW_POLICE={0xc, 0xa, 0x0, 0x1, [@TCA_POLICE_AVRATE={0x8, 0x4, 0x10001}]}, @TCA_FLOW_MASK={0x8, 0x6, 0x10001}]}}]}, 0x48}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000002c0)={0x0, 0xfffffffffffffea1, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000004c0)=ANY=[@ANYBLOB="380000002400077501ee41e22fa2a300050000000ffbafd96c18ae368cc4a3059e3d90bb683e69a8c5ad02d4e2ca08729c34888406d0c77aeb0afc49e50582a45a5c2a4f8ca6f43e4d392a2527c5c0d9", @ANYRES32=r5, @ANYBLOB="00000000ffffffff0000000009000100686673630000000008000242420434b32c6ed7217fa9befb10ed8631d22bafb5de56b3304bed49e90153823ef3c9611aed2bfe555b22317f3277b57404547cf78a28bf35c345314b2f265c854812849358ef2b1d040408d06fd3a0f93e180a367c4f9c6d96ffd8866b6dbc813714c616381cc5"], 0x38}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000300)=ANY=[@ANYBLOB="2c0000009f4ed816f1852600040025bd7000fedb", @ANYRES32=r5, @ANYBLOB="0e000600030009000900f2ff04000a0004000a00"], 0x2c}}, 0x0) prctl$PR_SET_MM_MAP(0x23, 0xd, &(0x7f0000000540)={&(0x7f0000ffc000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffe000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffb000/0x4000)=nil, 0x0}, 0x68) r6 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/dlm_plock\x00', 0x24a280, 0x0) sendmsg$GTP_CMD_NEWPDP(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x4c, 0x0, 0x20, 0x70bd26, 0x25dfdbfd, {}, [@GTPA_I_TEI={0x8, 0x8, 0x2}, @GTPA_MS_ADDRESS={0x8, 0x5, @empty}, @GTPA_LINK={0x8}, @GTPA_LINK={0x8, 0x1, r5}, @GTPA_PEER_ADDRESS={0x8, 0x4, @multicast2}, @GTPA_PEER_ADDRESS={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x3b}}, @GTPA_NET_NS_FD={0x8, 0x7, r6}]}, 0x4c}}, 0x41) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = dup(r7) ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200) write(r1, &(0x7f00000000c0)="24000000200099f0003be90000ed190e020008168000100000ba1080080002007f196be0", 0x24) setsockopt$inet_int(r0, 0x0, 0x15, 0x0, 0x0) [ 163.491702][ T7399] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 163.499931][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 163.512728][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 163.522673][ T7861] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 163.568195][ T7399] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 163.594007][ T7399] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.624321][ T7399] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 163.650841][ T7399] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.671605][ T7399] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 163.701380][ T7399] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.732556][ T7399] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 163.748833][ T7399] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.759526][ T7399] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 163.771787][ T7399] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 163.784266][ T7399] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 163.814411][ T8176] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'. 02:48:07 executing program 4: socket$nl_rdma(0x10, 0x3, 0x14) [ 163.832309][ T3835] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 163.845970][ T3835] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 163.886815][ T8183] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'. 02:48:08 executing program 0: getgroups(0x1, &(0x7f0000000340)=[0xee01]) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$KVM_IRQ_LINE_STATUS(r2, 0xc008ae67, &(0x7f0000000000)={0x37f49811, 0x8}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_RUN(r4, 0xae80, 0x0) syz_mount_image$hfsplus(&(0x7f0000000040)='hfsplus\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000740)=ANY=[@ANYBLOB='umask=00000000000000000000007,session=0x0000000000000800,decompose,gid=', @ANYRESHEX=r0, @ANYBLOB="ac006f726365"]) 02:48:08 executing program 1: fchdir(0xffffffffffffffff) ioctl$EXT4_IOC_MIGRATE(0xffffffffffffffff, 0x6609) clone(0xc75e43cfae22dd4, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x413d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x50a}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000340)='/dev/loop-control\x00', 0x0, 0x0) msgctl$IPC_STAT(0x0, 0x2, &(0x7f0000000380)=""/4096) r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) setsockopt$inet6_tcp_TLS_RX(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000180)=@gcm_256={{0x304}, "8381cfc03d19e39d", "8f123a5efef5ece2913f9757a8ad96d67e9fb035f16f8aeec6fdad489aa12165", "35974c47", "49a290a0922fd91d"}, 0x38) ioctl$sock_inet6_tcp_SIOCINQ(r1, 0x541b, &(0x7f0000000000)) dup2(0xffffffffffffffff, 0xffffffffffffffff) sendmsg$NFNL_MSG_CTHELPER_NEW(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20}, 0x65, 0x0, 0x1, 0x0, 0x0, 0x805}, 0x0) ioctl$LOOP_CTL_REMOVE(r0, 0x4c80, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000002c0)={0x0}, 0x1, 0x0, 0x0, 0x2000c801}, 0x200400c1) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$ETHTOOL_MSG_LINKMODES_SET(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)={0x20, 0x0, 0x1, 0x0, 0x0, {0x3}, [@ETHTOOL_A_LINKMODES_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r2}]}]}, 0x20}}, 0x0) sendmsg$ETHTOOL_MSG_STRSET_GET(r1, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000080)={&(0x7f0000001700)=ANY=[@ANYBLOB="80010000", @ANYRES16=0x0, @ANYBLOB="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"], 0x180}, 0x1, 0x0, 0x0, 0x4004010}, 0x0) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, 0x0) openat$null(0xffffffffffffff9c, 0x0, 0x0, 0x0) 02:48:08 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) setsockopt$SO_J1939_PROMISC(r1, 0x6b, 0x2, &(0x7f0000000080), 0x4) sendmsg$NFT_BATCH(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000400)={{0x14}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x101, 0x0, 0x0, {}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz1\x00'}]}, @NFT_MSG_DELFLOWTABLE={0x2c, 0x18, 0xa, 0x101, 0x0, 0x0, {0x1f3b66e4bb2aca5f}, [@NFTA_FLOWTABLE_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_FLOWTABLE_NAME={0x9, 0x2, 'syz1\x00'}]}, @NFT_MSG_DELTABLE={0x20, 0x2, 0xa, 0x5, 0x0, 0x0, {}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz1\x00'}]}], {0x14}}, 0x94}}, 0x0) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) getsockname$qrtr(r2, &(0x7f0000000000), &(0x7f0000000040)=0xc) 02:48:08 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00005befdc)={0x0, 0x0, 0x0, 0x1, 0x11}) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x15) read(r1, 0x0, 0x0) 02:48:08 executing program 4: socket$nl_route(0x10, 0x3, 0x0) r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000280)={'hsr0\x00', 0x0}) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB="9b0000001a000104000000000001080000000000", @ANYRES32=r6, @ANYBLOB="00000000000000001c0012000b00010062726964676500000c000200050007"], 0x3c}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="280000001000010400"/20, @ANYRES32=r3, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\b\x00\n\x00', @ANYRES32=r6], 0x28}}, 0x0) [ 164.208978][ T8211] hfsplus: unable to parse mount options [ 164.215876][ T8210] IPVS: ftp: loaded support on port[0] = 21 02:48:08 executing program 4: r0 = socket$key(0xf, 0x3, 0x2) r1 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f00000004c0)={{{@in6=@initdev={0xfe, 0x88, [], 0x0, 0x0}, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in6=@remote, 0x0, 0x2b}, 0x0, @in=@empty}}, 0xe8) r2 = socket$key(0xf, 0x3, 0x2) setsockopt$sock_int(r2, 0x1, 0x8, &(0x7f00000001c0), 0x4) sendmsg$key(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[], 0xfffffffffffffe2c}}, 0x20008004) sendmsg$key(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000840)=ANY=[@ANYBLOB="0212000002"], 0x10}}, 0x0) recvmmsg(r2, &(0x7f0000000f00), 0x274, 0x0, &(0x7f0000001000)={0x77359400}) sendmsg$OSF_MSG_REMOVE(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000001040)=ANY=[@ANYBLOB="6802000001050000000000000000000000000000540201000000000000000000000000000000000073797a3000000000000000000000000000000000000000000000000000000000a72e14988404ecfff124af978057c2daff"], 0x268}}, 0x0) sendmsg$key(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x2, 0x9, 0x0, 0x0, 0x2}, 0x10}}, 0x0) 02:48:08 executing program 5: r0 = dup(0xffffffffffffffff) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvfrom$l2tp(0xffffffffffffffff, &(0x7f00000006c0)=""/4096, 0x1000, 0x0, &(0x7f0000000040)={0x2, 0x0, @dev}, 0x10) getpgrp(0x0) ptrace$setopts(0xffffffffffffffff, 0x0, 0x0, 0x0) openat$uhid(0xffffffffffffff9c, &(0x7f0000000140)='/dev/uhid\x00', 0x802, 0x0) unshare(0x600) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000000)={'bond_slave_0\x00', {0x2, 0x0, @loopback}}) ioctl$FBIOGET_CON2FBMAP(r0, 0x460f, &(0x7f0000000100)={0x6}) r2 = socket$inet6(0xa, 0x3, 0x0) r3 = dup(r2) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="38000000240007750000004007a2a30005000000", @ANYRES32=r4, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000440)=@newtfilter={0x38, 0x64, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@filter_kind_options=@f_flower={{0xb, 0x1, 'flower\x00'}, {0x8, 0x2, [@TCA_FLOWER_KEY_ENC_OPTS={0x4}]}}]}, 0x38}}, 0x0) sendmsg$NL80211_CMD_LEAVE_MESH(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000180), 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0x58, 0x0, 0x4, 0x70bd26, 0x25dfdbfa, {}, [@NL80211_ATTR_WDEV={0xc, 0x99, {0x4, 0x3}}, @NL80211_ATTR_IFINDEX={0x8}, @NL80211_ATTR_IFINDEX={0x8}, @NL80211_ATTR_WIPHY={0x8}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0x3}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0x1}, @NL80211_ATTR_IFINDEX={0x8}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0xffffffffffffffff}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x800c000) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$VIDIOC_G_EDID(r3, 0xc0285628, &(0x7f00000000c0)={0x0, 0x1, 0x9d, [], &(0x7f0000000080)=0x2}) socket$inet6(0xa, 0x2, 0x0) 02:48:08 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x11, 0x800000003, 0x0) bind(r1, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r1, &(0x7f00000003c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000000)=0x14) getsockopt$inet6_tcp_int(r1, 0x6, 0x20a2c69d97de12f0, &(0x7f0000000040), &(0x7f0000000100)=0x4) getsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000000140), &(0x7f0000000180)=0x10) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newlink={0x2c, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_XDP={0x4}, @IFLA_MTU={0x8}]}, 0x2c}}, 0x0) 02:48:08 executing program 0: r0 = socket$kcm(0x10, 0x2, 0x4) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$sock_proto_private(r1, 0x89e7, &(0x7f00000002c0)="30a9b341fd527313e958733664b4dc01b954926cd39b6c516ed503c4c8fe4df2f776104fb54c234e4de1f7f30cc2b988d195aa09ee8a6c686290fa4021db90ff82f820e761a778448bd9db69c61e4c262ab1b718d29691fa49679369d964ee34d586ad02c726d1d6f748f7a9451c7ae324a0a5546771bb98969cdf46c28100d15f5e375061b0b16114012b997860e0962654d9affd7a623d2685891fa6958e774a478b665c3f75ccd5a99a12b4bb53554dc9e5e6ad84f469bc74fc70d6a33842ae9bca0231ef73a40070984d7e3d201a98d0258524040bf3") getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r2) sendmsg$kcm(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000000)="48000000140081fb7059ae08060c04000aff0f03000004000011000000006fabca1b4e7d06a6bd7c493872f750375ed08a562ad6e74703c48f93b82a02000000461eb886a5e54e8f", 0x48}], 0x1}, 0x0) [ 164.649019][ T8219] IPVS: ftp: loaded support on port[0] = 21 02:48:08 executing program 0: r0 = openat$full(0xffffffffffffff9c, &(0x7f0000000180)='/dev/full\x00', 0x0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_open_dev$video(&(0x7f00000000c0)='/dev/video#\x00', 0x40000000000007, 0x400201) splice(r2, 0x0, r1, 0x0, 0x1000000008, 0x0) dup2(r0, r2) 02:48:08 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000033000/0x18000)=nil, &(0x7f0000000240)=[@text16={0x10, &(0x7f00000000c0)="f0303266f39066b9800000c00f326635000400000f3066b8000000000f23c80f21f866350c00b0000f23f83e36f6b60000660ff98cfee46766c74424005b16a3686766c7442402008000006766c744240600000000670f011c2466b9100a000066b80000008066ba000000000f30f22e263e26980f009a7fca", 0x79}], 0x1, 0x0, 0x0, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 02:48:09 executing program 4: r0 = syz_open_dev$admmidi(&(0x7f0000000080)='/dev/admmidi#\x00', 0x9, 0xc00) fcntl$setflags(r0, 0x2, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@setneightbl={0x20, 0x43, 0x100, 0x70bd2d, 0x25dfdbfb, {0xa}, [@NDTA_GC_INTERVAL={0xc, 0x8, 0x3}]}, 0x20}}, 0x0) 02:48:09 executing program 2: sendmsg$TIPC_CMD_GET_MAX_PORTS(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r1, &(0x7f00000000c0)=[{&(0x7f0000000180)="77690addcfbe1fbb66ec", 0xff3b}], 0x1, 0x1) close(r1) r2 = socket$inet6(0xa, 0x2, 0xe66) connect$inet6(r2, &(0x7f0000000300)={0xa, 0x0, 0x0, @dev, 0x6}, 0x1c) splice(r0, 0x0, r1, 0x0, 0x100000002, 0x0) r3 = socket(0x11, 0x800000003, 0x0) bind(r3, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) r4 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r4, &(0x7f0000000140), 0xcc, 0x0) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$batadv(&(0x7f0000000040)='batadv\x00') sendmsg$BATADV_CMD_GET_DAT_CACHE(r5, &(0x7f0000000600)={0x0, 0x36, &(0x7f00000005c0)={&(0x7f00000003c0)={0x1c, r6, 0x31905e13403123b7, 0x0, 0x0, {0x5, 0x0, 0xf000}, [@BATADV_ATTR_MESH_IFINDEX={0x4}]}, 0x1c}, 0x1, 0x50000}, 0x0) sendmsg$BATADV_CMD_GET_BLA_BACKBONE(r4, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f0000000040)={0x3c, r6, 0x2, 0x70bd27, 0x25dfdbfb, {}, [@BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0x3ff}, @BATADV_ATTR_ISOLATION_MASK={0x8, 0x2c, 0x4}, @BATADV_ATTR_ORIG_INTERVAL={0x8}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0x7251}]}, 0x3c}}, 0x20008080) 02:48:09 executing program 1: r0 = socket$kcm(0x11, 0x8000000000000003, 0x0) setsockopt$sock_attach_bpf(r0, 0x107, 0xf, &(0x7f0000001640), 0xff5f) r1 = getpgrp(0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = gettid() r4 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r3, r1, 0x0, r2, r4) sendmsg$inet6(r4, &(0x7f0000000540)={&(0x7f0000000000)={0xa, 0x4e22, 0x1, @local, 0x5}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000040)="399750b586f4ea43ebfc9e4c486da22b2d22891a7abab5af6b50a8f211256b68015dbf171cc921013081d3bff8d3f2fe37463c418dcee7bc177840dfcf222323e83284114637d8ec3f5f441c181a79f78b056ff64638f5c2e67217f5630e22a61ec69238a3ef31997624c72e06822a8ca7d14b39bcb14915e756b17747a89a45bbfe2893fb0ed11b15f4cc54228f26a694066712d6928f949b9f4c0d334cb76fa82f7256cc4745e0dea167eae6196ad2c986aefaa52ec4adc8d82c4385490b281b679113c28b29475d509bec7ec666b4e1", 0xd1}, {&(0x7f0000000180)="bc3bbc5d0215c01aae454487874e2cf52ad38b0b0f683997353d8011297fa1ad914af94c78bc86c760ccecd8fd0030baa5eacdf550dd28045c0814e71467f5c3f2fcbdb5fb1d49feeac497aa5215b01fc47621817fcbc46115e5fa7da113d363b564873a83948583a7a7c9a7a6ad247c1bbf8f88dce2642aef2ca8cbe8873c59b31a086ce150ae8c562a5907aee2c650e142c064eae8fb6b824a7107e33cc05f742d3a19b665d2702657d801dd828ba94646f4528c8eac5722f33488f671c255800155c07bd7437fe0b0545706", 0xcd}, {&(0x7f0000001680)="5d12110326659721a471832e7de7e1564ea6d46444aa470b7839280ae4b8f7c1a03768ed7f162425f7c320e8f6d9e72f83d8df2348711afea805c80e90d30a0874ae0aabb2e02c4a707a84d78ec2603b59ebeba22099ecef2fd0a0de74624b6bfad6c930ef4605d1ea433053aa0b8a72de63e8435bd0b0dd18f420a34b9d93371dcb5e996f922a5940b0015c3adc7e16bb1a042bb50025f364881d6add165fce6ea2bcac9e2f52c2279a7e45630e53a0d4d8f46e2c045d2516cefee263393dc24e9d5ef3687f9cf6faf855862a37fc400b96f12cb592da0d90edb37265a354dc28952e6b9b8925ca441955104719c319782e030ccbcc6e7b7a46171dbb7b82088c59ee941fbff35b9959a8e05c7645bd0453d5f7763e5afa30c618a1f50f208445803f4b890bd94d8da2c5d0db30f2b372e94c5044318e6ccd9208dbe61f6de33e55f4f51814c53d8dceab5d14f7e6e09b0443a54afeee609628e92c0601182c829eccca438783d3099aa26965225df199bf8491081b8a8b1af66b4cbb3b1e4dfe08ab4593f7bc2fa47ea80171996a5072d92961ae30acd89e853788ab66d1a9ea47261494ef985b31e59946ea7ec3f01867ef356925f7b38f13737b4593c8f98ba2ce454b5409ba2e2ab6124a59fc30be0b535910b17e87ba91a3a89bda56c0b72d1870f779f4f0f28a6b548538060941afd0b200200dcc720ec1fbbd6c96ded907b6dfee30f65da8221200a4f7d4362395c5cfe5ce4c4986f26156c223c72700c5b8bfe071a9dc44a1cefbddb56e95b18099f5b05b7cffa466a3a35267da39fa673cd9dff088b160021aff4da974eee493156fcc5b93a5ede226b2ad8bc444f3ac076a0ae12092d11a576614e75766d3570210758b93fb0c32a487225ce4fd2802ad04a82d40824e3ade6225a36aa225dd2cf3b6aef564346d8d38d57ba1deff7d85db41da7b1d52235cc64a0ba12b94d6e946ad80dfc82bd1c40da936e9bec7e198de7c6ff6e2f7bf661d86cf05a75d73e52a15fc3222ae4ecd02afdd901afb1da4c2eb3b0bbf37bceedd841af112dbbc58ce711c6c59780ff5486be40775acfd5c6fe253e23466f053240a110c6bb7cd75e3e44b560d2ca7047539e1ba23d381892e4f81c44742db798b8dbe63d3bef2f16d52bb7e3acaf813349e3291962be0ec347fd526c119fa76ebbd15805267fe7308a54d6c02f8771fd67acfb10148d328352fbfb72dff95c28228f349c997c8a47da865db5059e9bb4c76346b9de713a28b1c4ed8219ed20280b8141056e77552f13537990e155716c5819386a8f719d344077ceb8333dfcba130bc5c3ce24323d0d92f3a12463b4f63c7633824ca60a12dce3154e862ce3a29300627837e4b73a0f907fa10d8630b2258a51c03af08b97922d22bd7a1574f3e9b1a2e03f4247e52f39813aa446f44994356c4dc5901d0edbe0a789d3f1256dfc72fd51fdd9b33c694da067148d96b99b8d30b970d8613c138ee068437e2ba4ece3612782e26db99e0cd087fd8e5831566e47e1b00d663e8e747ab70c4354d986ca53bd246fb93ec558da198cfdaf6335753f459591dde62389caa15250a77c4cd4f05d5960ea20d037b093d2060eb84a5ef1a498e4f8785ee524220f227e49902e4ca1d1e800953e7994e7d87427555e7924d0abe244e31e1bee8fa113056636ef6816b3c0d899fa09b22d9655a92782df5004fe9e9ad2eb2fac20c2c9da2644a1fca0b7bcd7117b8612c601b07555c86140450852b4f1bcd3a89494bb6c531c5c34842e1dbfb6f2817375f452e9024ba3df82d8079ffc02d6eb565cda1358fa5e58158b342487e6e9dd2a36f04200016b0ed9d01757aaf358abcfe31aff7f269bd7a680bf3b029bd6b10b5d205e46a2c5e500d96d3e9c7d5ec8d403bc7c3082f57f759d759a5d50553a1247fba7db97d731ae7d0a36b753f37c2088823fe004564beac27cf01c2ad8ea9d6bc297fb1a68772d9571f3cf28ec8c34b1899eb794209c3d83c7fbcda406d8c0c19055b83cb937bf5fe0ab589280d5a6778fe2d326a68e5b508322cf47e4ec0e0723106d13320f8ca3e6443b85f57c8216e27dcba6b76be97178e6755938e4a1bf5e8ea1898b6bcb11e1d588e669183ca321d880e71966bebc6d81c855267499ea1627b47c44c6b405cb42003ec149b6b3f10cfc1e0177ada70a34ad9ef6881fca11d04fdf3dd094bb9557016afc2863571a92e50063d346be8751673b6309b94613cd14f9786c12a71c46dd2fbe842b10c224480845a6245321425dd60e896d2af8061075ef334505ba84763df7df1e037d69a44e85293f7830369ff4f46a90ae2f4bcb6d450fccc323b903ab1b413e1b977784de8b800a10032b91dbf97479c319caf525ec125c4af9f68a321ecdd5141669ec8280766c2f191f60a16caa62a426e3285865fc23fd3e69465902963e6eaeaf5d42039f58ed8e17146346894e8825aab82aa86c04ce69f1356a7d6af3d43da82ecfd63d4db3227714027b40f0a0ca77270a1bfa029101409fd433b625acef7c5ea3e46b8a74de554c09e0eed00c5d189fdb6e16664c41dd2fcd3b274ad9944814f1cbde884192b6c2978dc22a13dc706b4650b8eb9973890e4ae407ae64a266e9712dfc8a2066d3395ea324887df9c47febd7c88e2bf32d5534c164e6473e51006ece04ce793a326b501b12161e457d6b0f5d6ef956dfdb39f8a0b44dabad9e626744fb807c0e3644ea5c269e5e69de1a5ac39c69674eafa8f094dd88363f5a5dea9551bfd1d55756df7c2115d0bbf1f1b3c43ef36655c063642d8d32f4d416f77ea450cea0ed4a942f43900200f6a9b9c5b93134cae15d3000ff7b4ad826ed3ee8c6e5efdcca37954c334e3c8429e5e4e807858d2e5e7b09a4d821c87083adaddd88674a95b3d08884c041cd48cd5c9f90a3610f70c909eb31767305c27a28cf57374787ef22c73668b1ecd6a96845d1a06d96e07a271bad2bafba654bec5d5784ad0f75491b3bee34bf7df1b48c66e32e47e1f2557277020a9859e8898af5d28153757f986090cc4bbcd12f08278e203e3f52c063c03bad57787e7920b13a8dded2942d80a83716acf25a0a5178c297eac357a29cb2db65f37e87376082a1d66000e7ef9ab9ac85a779f1f8804c5fc03d2dda576a564b854ebe9a34933a503086ecf3b723acf5c567dece3b6230af743c7e6113e259f0e5bf6071bb99788b784545c34147f683293985793e64a31c031afb1320e9c34469b41a085242fe1668655e63a4963dcf2c764f4ac5ff63ac0603d9ac54790f0a299b2afea07be81a9e933ffc4e8d87dd7d21cac50b2b6d324377b34c15e1e06821b3c3a5c104519705a7ddbb4a12f13b2e187ca06b3fc31357737ebfa07699bb1011fad52ae120eb0ac789c266d0aabe70f2e9785635a21ac13097c9b1c175806e0772f7bab3503c8fec0cc7a4532a92c32b29a28245911c70de87ce2d9119b6720aa490cebcc85233b5e75d88096ffc3a0927f7053124f29dbe389f13d2b80ed1470c604936d14cbe8e41fc53819cc1aba060c4a88a10a55f9de5e65a870ed6ee662c1c69e900a306c9280eed22289edb41d60ed0157792e64bd1bf2a9ff7af73be070daf7dbef106a86caaf506312a23e5d52fe90e34ffda3ca451ca0a66a1234a03823faa065b2aaa54984d41b3a3297d3b3cffa715a1e047d474c73fdac7ee6cad15ad32089c2b1a5da318d02985a464f1f039fafa367f0d2d6ad9989e0ad0064a4520feed60f0efeab9556447124fd053b82de83db08bae2899332fda95fff765ff3ad05e717208881fb8e488bbe91ff449a122f921dced82fd41db7ec7be72e59eee7ea2f8912dedfd0748ccf7eb3188a6554b13bb808b97d9a2fa807206c263008080370773f123b8277473845a9e182b7860b5017afde1026023cd3a29141ed9e559b49e7432220366f2ce2573e0c0267de2ab988dca20caabaffd8e9249c91d6f52c75e02e733b149e44c7d46fdb00f9debcd8f3e3482c4054b51c668d27009b3135e7576c7205b8577002c18f2084ef460497a87991b788aa732a95289eee6c678229de7361b25bccdc303f163d5eb8a404e1bb7163d7e8cec148339ce6d4443280162abdd70d2011757ba712f411034849ae374ca9c3f22546e70ad7acf04240602cc53bbaa7716cb0d57b7cacc711a9812a1e925449e01994cba6fbcc5b54df2ba0ec9ba98cd0033169ce03b2340deb1820a7c0fdd8e639103dd09e616a38776262e731a4dfeba5db8f174e04ac94632ab08481bbae579ad04d18bcd95d2eec8ad44fd77b595658ab6906542c6912f8676257cfbf05f9480b9402028818ed33644ef5e6517a8d41bac2797ca40ce5e8445550c3b764793f1e32db4536df9367f288c1d8030d655a21cfd66d9a72883c3b8be135cad8ae2844dee92351e7227f5034043bfa7f8aaa3461deb2898befc4e1b18d9b8e535c5b46d46b208718569494154b423c12274ce0648790efe56428817eb9f402f4aec67c88b0484b170ba3adfc58dd952d980e5f787edd8a7ceab39a7e314383071b6f182ebb464e069a323343dbc36c85d7e2b1ef11f51acffa03829391bf71572559e3df6932a70443fbc2272ea56c922f2bab353bd6d9e349bb536b1dcaba3812e84e3b8f8daef75a994a41d00d02b63ca0258edf1700736f5e7ea7a227064f760d44265134ad1b50fd28f07436ae907a86178a481a8ced6c9f6f1c56af64ecaa3548da2f9fadac15e859bc9463fe3adbc07764dbbdc8ed669fb70937a0e92910a12ec361175b39c7238623ce03550147da0a9c1df526b8c64c39d910a648a43a89821d857a435f801b39c1df00d7a2f2a0221b44462080f6136c88f9936e7c67dc6846f2ae918b169a10d8ea2bfaba4b1ec93d18d0cc3a5e0f3b5676ea941dd80c38f5a11dcbf7e36ddc78f292f6ded3f89f5844f9a406ab9f13efb53f9a5553992be48bf8c95f027b19ad5068cc92689bd58bf25d44ab4c8daaf974d7695fb87513b50ce7c61c23a9e819a6d7712ca5c2becab73b55bfa1dbc468d42556e3d0d16bcb8aac7355529aff6a434cb3d753a877132a0369ba06691dcfb1720f95c98ac4e828a985c565cf01564dfb8f4f9186c55f29344b410f3f99dd3d501256d5ac0e9020b41af6d9f07307e1b3f93f82bb0b34178d816d322e86def28e094f49526f0d9ea60e13ec2a9a2ebf6221d6e5f44cfb9a29872847c5708a84976550e210d2fd607a26b4e7e99b2e60fca0d3d788ab3fb48c201ac75225f10db404a8e390fdb2606ab8efb9ae443f9270691ec70c6d17a72aa8bbbbc41e6a1480e652391acc0b78cc11fb9b3fb45e31f151c2a134fdb2757add2e8783f9d2a1535c7b58e52385d43d754f4efa8903d60905016d18ee91939664b0cfbe28195d29de8d9bbdf07a100541eff2d51fa02b40ab2ec681c07dc1a47b6d59d52d9029b5a3d9313787e045d108acb5c8914c751e053ec174bfffbe018dce80b93a1e200833a138e0c154edd72ba5db5a816aea40074ef6fa3beda721278a545798162ee802704dc7e25c69c4a8d26a5a1ffb14a11e83d560dcb7282b937bb35c47f1dd244fcb0c2dce7c9a47d69c11a18105ee83d240115a75adbb28678c539ff3d3ce4926b075054b0d560fc5e83e4e75f4f463b64b83ee2c1aa887237f3bf28855e6db14a3a84a2af292eb8929d6f585fd6beb23d8f25c351151994d080e08c7aef1a06db89e0a7bef610705f4c8975be3fe9c0ea89922223c56a177d35f8a51ffed6b27de0da6", 0x1000}, {&(0x7f0000000280)="5f8d471dac361bac5308b2853b153573b50ced8e05c4d4dfc696ffc7f1664c758b037de873827ef9f6470c7406c2793e8a7c553a5fc20523de7dbdb4d42acce6851db07869d3e1f69234d963f6aa78904297cd819fc2558f4123d72061c6c59a1a77792453c1db63e2c05518c4da0c60d27faf3b882ad16d2436e80e99480561adf0f94ab4b294ec6c73e152d18df7b0e688e6dcaa7ebf5500d9a7ed1fea9662d51f407dc7a6d486c788a86c813a63", 0xaf}, {&(0x7f0000000340)="f717c42d6882feb3ff9ef2fbcbc0b69b10a9d62148b707b1f998f546c41c1914d1ef477f0a95d03c06e9c55a968b784d34f1a93628ab927445414a492f7b8121cd47ee8869980244f13896d483a60f903182a3cae36f568aefea7bbdb4ba571a490c3c174a9b92a642cd52468e0184b1a72c4364f6c531883833c5a4", 0x7c}, {&(0x7f00000003c0)="b98b01e24624d15671a0f1988c97b6b3d9cb50c363990e29e0ead6a266be634a36ed6fa183300bd51fd0965470bb7ed23289a2a040ee963a6fea58e1de87691588d04f52e4ea9107bbf18da0a520de697f3578", 0x53}], 0x6, &(0x7f0000000500)=[@dstopts_2292={{0x20, 0x29, 0x4, {0x2, 0x0, [], [@enc_lim={0x4, 0x1, 0x1f}]}}}], 0x20}, 0xc14) sendmsg(r0, &(0x7f0000000440)={&(0x7f00000006c0)=@tipc=@name={0x1e, 0x2, 0x0, {{0x41}}}, 0x80, &(0x7f0000000140)=[{&(0x7f00000027c0)="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", 0xf49}, {&(0x7f0000000840)='\x00', 0xfd14}], 0x2, 0x0, 0x0, 0x1a0}, 0x80) ioctl$SNDRV_PCM_IOCTL_STATUS64(0xffffffffffffffff, 0x80984120, &(0x7f0000000580)) [ 165.718834][ T8547] 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. 02:48:09 executing program 4: r0 = socket(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000002c0)={0x0, 0xfffffffffffffea1, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="38000000240007750000004007a2a30005000000", @ANYRES32=r4, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000440)=@newtfilter={0x38, 0x64, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@filter_kind_options=@f_flower={{0xb, 0x1, 'flower\x00'}, {0x8, 0x2, [@TCA_FLOWER_KEY_ENC_OPTS={0x4}]}}]}, 0x38}}, 0x0) r5 = getpgrp(0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = gettid() r8 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r7, r5, 0x0, r6, r8) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000080)=@newlink={0x28, 0x10, 0x705, 0x0, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x1008}, [@IFLA_NET_NS_PID={0x8, 0x13, r5}]}, 0x6c}}, 0x240088c4) [ 165.805091][ T229] tipc: TX() has been purged, node left! 02:48:09 executing program 2: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_procfs(0x0, 0x0) read(0xffffffffffffffff, &(0x7f0000000380)=""/233, 0xffbe) r1 = open(&(0x7f0000000180)='./file0\x00', 0x40c2, 0x0) ioctl$FS_IOC_GETFLAGS(r0, 0x80086601, &(0x7f0000000000)) r2 = open$dir(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) write(r1, &(0x7f0000001400)="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"/3584, 0xe00) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) bpf$BPF_PROG_QUERY(0x10, &(0x7f00000000c0)={r4, 0x1d, 0x1, 0x9, &(0x7f0000000040)=[0x0, 0x0], 0x2}, 0x20) open$dir(0x0, 0x0, 0x0) fallocate(r1, 0x11, 0x7, 0x0) sendfile(r1, r2, 0x0, 0x11f08) 02:48:09 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) fsetxattr$trusted_overlay_upper(r1, &(0x7f0000000000)='trusted.overlay.upper\x00', &(0x7f0000000140)={0x0, 0xfb, 0x104, 0x0, 0x9, "bd561f10fd5f5719586c643e2afd7bac", "cbdab3fc95725b1cc65a77257f3c1fb1e6a08d9e91d849819b57a00e5b08aa9170c21f3285edc71dce082f27894d686095b5dc15ead8ff707b50e961ffa0d6fe3dfcafe02b05d445f4e6479c81de436f9a7938f2ba3b01e4879fabf1d22130cd76a1a46a034e25371cc6a86042993f3f5fcd090e34769a3b6432d78df6b08c1ec2632de858454f91a2aace1339d400a9e1ec28cb6c6a0414bbffb446557f98efae30d49fe7083ad209189438164230aaaf8ab827929630dd1877d2ceb4eef0e3b0fdc747438258213e9949cd2dea0806eeb8130a141bc13fa7940c58597d69d8bea3c849800d501c68103684047d8e"}, 0x104, 0x1) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(r1, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x34000000, 0x0, 0x53) 02:48:10 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$smackfs_load(0xffffffffffffff9c, &(0x7f0000000040)='/sys/fs/smackfs/load2\x00', 0x2, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r3 = fcntl$dupfd(r2, 0x406, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$FS_IOC_REMOVE_ENCRYPTION_KEY_ALL_USERS(r0, 0xc0406619, &(0x7f0000000000)={{0x3, 0x0, @identifier="bd276672e00cf2b62573704d6e8e6711"}}) writev(r4, &(0x7f0000000080)=[{&(0x7f0000000100)="8e0ee8679b4829f69b3368", 0xff8d}], 0x1) [ 165.906488][ T8572] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 165.924688][ T229] tipc: TX() has been purged, node left! [ 165.997409][ T8575] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 02:48:10 executing program 5: socket$inet6(0xa, 0x2, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$VIDIOC_ENUM_FREQ_BANDS(r1, 0xc0405665, &(0x7f0000000000)={0x8, 0x0, 0x952, 0x1, 0x4, 0x80000001, 0xb5d66fd48eb5216f}) openat$sndseq(0xffffffffffffff9c, &(0x7f0000000080)='/dev/snd/seq\x00', 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) ioctl$int_in(r2, 0x800000c004500a, &(0x7f0000000300)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clock_gettime(0x0, 0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x0, 0x9a02000000000000, 0x0, 0x0, 0x5}, 0x0, &(0x7f0000000140)={0x1ff, 0x3f, 0x0, 0x0, 0x0, 0x3, 0x78}, &(0x7f0000000200), 0x0) [ 166.053599][ T27] audit: type=1800 audit(1593312490.080:6): pid=8587 uid=0 auid=0 ses=4 subj=_ op=collect_data cause=failed(directio) comm="syz-executor.2" name="file0" dev="sda1" ino=15802 res=0 02:48:10 executing program 4: syz_mount_image$iso9660(&(0x7f0000000000)='iso9660\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)={[{@mode={'mode', 0x3d, 0x100000021}}]}) r0 = add_key$keyring(&(0x7f0000000080)='keyring\x00', &(0x7f0000000180)={'syz', 0x2}, 0x0, 0x0, 0xffffffffffffffff) add_key(&(0x7f0000000140)='cifs.spnego\x00', &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, r0) keyctl$link(0x8, 0x0, r0) [ 166.155507][ T27] audit: type=1804 audit(1593312490.080:7): pid=8587 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir807335565/syzkaller.M34WRt/5/file0" dev="sda1" ino=15802 res=1 02:48:10 executing program 2: openat$vim2m(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vim2m\x00', 0x2, 0x0) shmget$private(0x0, 0x2000, 0x0, &(0x7f0000005000/0x2000)=nil) shmget$private(0x0, 0x4000, 0x0, &(0x7f0000ffa000/0x4000)=nil) shmget$private(0x0, 0x1000, 0x0, &(0x7f0000fff000/0x1000)=nil) unshare(0xa000200) 02:48:10 executing program 2: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0xea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$KVM_GET_XSAVE(r1, 0x9000aea4, &(0x7f0000001100)) r2 = getpgrp(0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = gettid() r5 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r5, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_buf(r5, 0x0, 0x20, &(0x7f0000000100)=""/241, &(0x7f0000000040)=0xf1) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r4, r2, 0x0, r3, r6) ptrace$cont(0x18, r4, 0x3, 0x200) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)) mmap$fb(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x0, 0x30, 0xffffffffffffffff, 0x0) clone(0x4000, &(0x7f0000000280)="103de2dde7c09c276a96a29153939f76deffa02052db4dae184cc28a090598ba6210acd8abc77a834821f7154fba65107835cb808082724e9439b8362e74074a81ac551db4837c76d8fb6b292ffeb4f740d5b60b2c235e251322d5f9a91255705b5309d28e96f1bd9cf78ea75f9103eb97a1bdf5fcfbd796097394e8369bb7b7a2b5105bde9f17001a2a25feb08f145040fcaa9fc61f074542421cef438ad0399d2cf231a4e1a84d84d65597e70cb09c297788f04011978ad8713d7b68efaf84bfea3202ca17bd868a894b1846499505158688ed41c77b18f3e5cd664a6892b4ef4bafedec1bb6dae5d8cd593248", &(0x7f0000000200), &(0x7f0000000380), &(0x7f00000003c0)="8f2050439ba85dc2041dcbf13f213e272862c10852d36fca6d6b9fb11fe44bd9eef175e10af6b2baacd4918d1f9afb44f735b74185cb571b9e356adaea3bb94b558a67a46f94f77e396b7a229943ccdbbdd52d534986e6be65ab53441191e112e31ec70e") 02:48:10 executing program 4: r0 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0xcc, 0x0) ioctl$SIOCX25GCALLUSERDATA(r0, 0x89e4, &(0x7f0000000000)={0x69, "dc4ce37e69200520c12e8bbcfe83c8b1120bdd1c11cb1ec4be52211ba7d816cf91966d61dfabd5bf487f6f67803e5933b3a5e26b4e611314c3239eb910b1b4bf784b78b3bd58796c9062d3ef71f327f371b2fe808295aef3e0b6915a5cb68996992256db4793fce3d0967abc195e7003890e8bd8de33a3f1ca17706e3762ed9a"}) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$IPT_SO_SET_REPLACE(r1, 0x4000000000000, 0x40, &(0x7f0000000440)=@raw={'raw\x00', 0x2, 0x3, 0x318, 0x150, 0x148, 0x148, 0x0, 0x148, 0x280, 0x258, 0x258, 0x280, 0x258, 0x3, 0x0, {[{{@uncond=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], 0x0, 0xf0, 0x150, 0x0, {}, [@common=@ttl={{0x28, 'ttl\x00'}, {0x3, 0x2}}, @common=@inet=@hashlimit1={{0x58, 'hashlimit\x00'}, {'tunl0\x00', {0x27, 0xc8f9, 0x0, 0x0, 0x0, 0x6, 0x5, 0x0, 0x20}}}]}, @common=@SET={0x60, 'SET\x00', 0x0, {{0xffffffffffffffff}, {0xfffe}}}}, {{@ip={@multicast1, @rand_addr=0x64010101, 0xff000000, 0xffffffff, 'geneve1\x00', 'batadv0\x00', {0xff}, {}, 0x1, 0x1, 0x1c}, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@ah={{0x30, 'ah\x00'}, {[0x2]}}, @inet=@rpfilter={{0x28, 'rpfilter\x00'}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x10, 0x6d91, 0x6ad, 0x4, 'snmp\x00', 'syz0\x00', {0x9}}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x378) syz_usb_connect$uac1(0x6, 0xbc, &(0x7f0000000800)=ANY=[@ANYBLOB="12010002000000ff6b1d01014000010203010902aa000301cd00000904000000010100000a2401e474070201020c240205050201051f00fd8007240437eadb762182ff8f01002427094b0401000001020000090401010101020000090501090002810b070725018009050009040200000102000009040600010102000011240202000000109479b1fbab28e0e27c072401000301000e09020105024303000000460feb072401816b01100b240201020209f8ddbe9809058209400018033f072501810439"], &(0x7f00000007c0)={0xa, &(0x7f0000000340)={0xa, 0x6, 0x110, 0x9, 0xc1, 0x4, 0x8, 0xcf}, 0x30, &(0x7f0000000380)=ANY=[@ANYBLOB="050fb000050b10010c820060083ffd0703100b10100a030000000000ff01008020ff000a1003000000e580070003100b"], 0x2, [{0x4, &(0x7f00000003c0)=@lang_id={0x4, 0x3, 0x414}}, {0x4, &(0x7f0000000400)=@lang_id={0x4, 0x3, 0x446}}]}) write$RDMA_USER_CM_CMD_BIND(0xffffffffffffffff, &(0x7f00000000c0)={0x14, 0x88, 0xfa00, {0xffffffffffffffff, 0x30, 0x0, @ib}}, 0x90) write$RDMA_USER_CM_CMD_REJECT(0xffffffffffffffff, &(0x7f0000000a00)={0x9, 0x108, 0xfa00, {0xffffffffffffffff, 0x0, "690154", "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"}}, 0x110) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)) syz_open_dev$media(&(0x7f00000000c0)='/dev/media#\x00', 0x9, 0x300) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) futex(&(0x7f00000001c0)=0x1, 0x8c, 0x1, &(0x7f0000000300)={0x0, 0x989680}, &(0x7f0000000200)=0x1, 0x0) ioctl$KDSETKEYCODE(r3, 0x4b4d, &(0x7f0000000180)={0x80000000, 0x3}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) prctl$PR_GET_DUMPABLE(0x3) ioctl$DRM_IOCTL_MODE_GETPROPERTY(r5, 0xc04064aa, &(0x7f00000002c0)={&(0x7f0000000280)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000900)=[{}, {}, {}, {}, {}], 0x9, 0x0, [], 0x5, 0x5}) 02:48:10 executing program 3: r0 = creat(&(0x7f0000000140)='./bus\x00', 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x46802) io_setup(0x100000000000c333, &(0x7f0000000180)) r1 = open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0xb, 0x12, r1, 0x0) ftruncate(r0, 0x48280) write$P9_RATTACH(0xffffffffffffffff, &(0x7f0000000000)={0x14}, 0x14) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = accept$ax25(0xffffffffffffffff, &(0x7f00000001c0)={{0x3, @null}, [@default, @rose, @null, @null, @bcast, @default, @default, @netrom]}, &(0x7f0000000040)=0x48) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x0, r2, &(0x7f0000000400)="c7b225315efe1fcab3c55799223372b02610a184ecd374f7d25ef3c5e99d77c62b3777d49a33c06492f3408b30bc699ad263532214f1065ecacd57042aa11717c7cef994b874eff5307de2fa37a7ccd1f721f97db516892638c3f37a423c21cf79cf153a397d78d83f8a831307d2640a5d78636c0d56d72a4321740b9b6d608870dfdb4cc173b7b05d938929385cde51825cf1dd6b75e9e2d264b41d5f1491026a6f50d5f627ae5c43c63adc3c15e0b12fd6bd49c925ac0dd2371884a5beb3314c204133d7954a", 0xc7}]) write$P9_RREMOVE(0xffffffffffffffff, &(0x7f0000000280)={0xfffffffffffffcd2}, 0xff7f) read(0xffffffffffffffff, &(0x7f0000000300)=""/214, 0xd6) open(0x0, 0x141042, 0x0) symlinkat(&(0x7f0000000100)='./bus\x00', 0xffffffffffffffff, &(0x7f00000002c0)='./file0\x00') fdatasync(0xffffffffffffffff) shmctl$IPC_SET(0x0, 0x1, 0x0) ioctl$KDGETKEYCODE(0xffffffffffffffff, 0x4b4c, 0x0) [ 166.724229][ T27] audit: type=1804 audit(1593312490.750:8): pid=8621 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir131635962/syzkaller.x7YYSw/4/bus" dev="sda1" ino=15796 res=1 02:48:10 executing program 1: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000300)='./bus\x00', 0x103042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x8000000) r1 = getpgrp(0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = gettid() r4 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r3, r1, 0x0, r2, r4) ioctl$sock_inet6_SIOCDELRT(r4, 0x890c, &(0x7f0000000000)={@private0={0xfc, 0x0, [], 0x1}, @initdev={0xfe, 0x88, [], 0x0, 0x0}, @private2, 0xbab, 0x4, 0xef45, 0x100, 0x0, 0x2010000}) r5 = creat(&(0x7f0000000080)='./bus\x00', 0x0) write$binfmt_elf64(r5, &(0x7f0000000140)=ANY=[], 0x8) madvise(&(0x7f0000857000/0x3000)=nil, 0x3000, 0x9) 02:48:10 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f00000003c0)='./bus\x00', 0x0) r0 = creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) fsopen(&(0x7f0000000340)='openpromfs\x00', 0x0) lsetxattr$security_capability(&(0x7f0000000100)='./bus/file1\x00', &(0x7f0000000140)='security.capability\x00', 0x0, 0x0, 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000400)='overlay\x00', 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)=0x0) r2 = syz_open_dev$mouse(&(0x7f0000000180)='/dev/input/mouse#\x00', 0x3000000, 0x200000) getsockopt$inet_sctp6_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f00000001c0), &(0x7f0000000380)=0x4) syz_open_procfs(r1, &(0x7f0000000080)='net/rpc\x00') 02:48:10 executing program 5: syz_mount_image$iso9660(&(0x7f0000003400)='iso9660\x00', &(0x7f0000003440)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)={[{@block={'block', 0x3d, 0x800}}]}) r0 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm_plock\x00', 0x2800, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000009c0)='/dev/loop-control\x00', 0x0, 0x0) r4 = ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, r4) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, r4) ioctl$PPPIOCSPASS(r0, 0x40107447, &(0x7f00000000c0)={0x7, &(0x7f0000000080)=[{0xff00, 0x6, 0x81, 0x1}, {0x6, 0x0, 0x28, 0x97}, {0x8, 0x0, 0x80, 0xfffffffc}, {0x1, 0xaf, 0xff, 0x7}, {0x9, 0x5, 0x1f, 0x6}, {0x6, 0x5, 0xff, 0x3}, {0x8000, 0x9, 0x9, 0xfed}]}) [ 166.822438][ T27] audit: type=1804 audit(1593312490.840:9): pid=8621 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir131635962/syzkaller.x7YYSw/4/bus" dev="sda1" ino=15796 res=1 02:48:11 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000000)=0x2c5c, 0x4) bind$inet(r0, &(0x7f0000000440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x240003b9, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) ioctl$VIDIOC_CREATE_BUFS(0xffffffffffffffff, 0xc100565c, &(0x7f0000000180)={0x6, 0x2, 0x4, {0x5, @win={{0x1, 0x100, 0x40, 0x8}, 0x0, 0x7, &(0x7f00000000c0)={{0x401, 0x0, 0x0, 0x1f}, &(0x7f0000000080)={{0x1, 0x4, 0x7, 0x3}, &(0x7f0000000040)={{0x9, 0x100, 0x9, 0x48}}}}, 0x1fb, &(0x7f0000000100)="b5dd7f00f07ff0c0924dc31ad025de7f8aa6a5cc3eeb8ccaf8e6dcdcba6a4012aef1270317c1128c16d39420dc08f927bcab746c831788f17f77dfbc173c3395935e7d6c24282fd278a06e8e329ba759b998508da0367517abd6c0ee50b32d01983b5e753212be86cc4f6b8c34f63318f98e1d068205067918cf10c4497bff", 0x80}}, 0xff}) ioctl$VT_DISALLOCATE(0xffffffffffffffff, 0x5608) sendmmsg(r0, &(0x7f0000000e40)=[{{0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f00000004c0)='\x00', 0x1}], 0x1, 0x0, 0x0, 0xc0}}], 0x1, 0x0) [ 166.958667][ T8633] ISOFS: Unable to identify CD-ROM format. 02:48:11 executing program 2: open_by_handle_at(0xffffffffffffff9c, &(0x7f0000000040)={0x8, 0x20000000001}, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffefffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file1\x00', 0x0) mkdir(&(0x7f00000002c0)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mkdir(&(0x7f0000000240)='./file0/file0\x00', 0x0) creat(&(0x7f0000000080)='./bus/file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000400)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) sendmsg$IPCTNL_MSG_CT_DELETE(0xffffffffffffffff, 0x0, 0xc010) fstat(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0}) setuid(r0) openat$vim2m(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vim2m\x00', 0x2, 0x0) rmdir(&(0x7f00000000c0)='./bus/file0\x00') r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000300)=0x82, 0x4) add_key$user(0x0, &(0x7f00000004c0)={'syz', 0x0}, &(0x7f0000000500)="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", 0x732, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000180)='l2tp\x00') ioctl$sock_SIOCDELRT(r1, 0x890c, &(0x7f0000000080)={0x0, @l2tp={0x2, 0x0, @loopback}, @nl=@proc, @nl=@unspec}) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/uinput\x00', 0x0, 0x0) ioctl$UI_ABS_SETUP(r2, 0x40045566, 0x0) [ 167.004637][ T8641] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:11 executing program 3: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) getpgrp(0x0) socket$inet6_tcp(0xa, 0x1, 0x0) r0 = gettid() socket$inet6_tcp(0xa, 0x1, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0xff, 0x0, 0x0, 0x0, 0x0, 0x41c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1}, 0x0, 0x0, 0x0, 0x5}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) r1 = dup(0xffffffffffffffff) getpeername$packet(r1, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) geteuid() socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000001c0)) ioctl$sock_SIOCGIFVLAN_DEL_VLAN_CMD(0xffffffffffffffff, 0x8982, &(0x7f0000000100)={0x1, 'team0\x00', {}, 0x69ef}) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x40012102, 0x0) add_key$keyring(0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff) r2 = add_key(&(0x7f0000000180)='id_legacy\x00', &(0x7f0000000280)={'syz', 0x3}, &(0x7f00000002c0)="d48daabd5912b9eccf37d4151d212a17ef58f30af9ef7a4ac719398f3c0b5bf378c93df53fe035f2aece9a227c7b5efd3ed9a1dc8eb601559c47887e3044fba597715f073e240702ee4062967ab7bdf36689ed4744516daee22df9859d9fec53a3d0e352537a02b63f44f79cb6a4a487bac9863859f904db8ce20ff03350f78ec5a2dd838188472f51f5", 0x8a, 0xfffffffffffffff9) add_key$keyring(&(0x7f0000000080)='keyring\x00', 0x0, 0x0, 0x0, r2) r3 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/route\x00') preadv(r3, &(0x7f00000017c0), 0x33d, 0x4000) syz_genetlink_get_family_id$ipvs(0x0) socket$nl_generic(0x10, 0x3, 0x10) [ 167.164146][ T8633] ISOFS: Unable to identify CD-ROM format. 02:48:11 executing program 5: syz_mount_image$iso9660(&(0x7f0000003400)='iso9660\x00', &(0x7f0000003440)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)={[{@block={'block', 0x3d, 0x800}}]}) r0 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm_plock\x00', 0x2800, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000009c0)='/dev/loop-control\x00', 0x0, 0x0) r4 = ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, r4) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, r4) ioctl$PPPIOCSPASS(r0, 0x40107447, &(0x7f00000000c0)={0x7, &(0x7f0000000080)=[{0xff00, 0x6, 0x81, 0x1}, {0x6, 0x0, 0x28, 0x97}, {0x8, 0x0, 0x80, 0xfffffffc}, {0x1, 0xaf, 0xff, 0x7}, {0x9, 0x5, 0x1f, 0x6}, {0x6, 0x5, 0xff, 0x3}, {0x8000, 0x9, 0x9, 0xfed}]}) 02:48:11 executing program 4: r0 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0xcc, 0x0) ioctl$SIOCX25GCALLUSERDATA(r0, 0x89e4, &(0x7f0000000000)={0x69, "dc4ce37e69200520c12e8bbcfe83c8b1120bdd1c11cb1ec4be52211ba7d816cf91966d61dfabd5bf487f6f67803e5933b3a5e26b4e611314c3239eb910b1b4bf784b78b3bd58796c9062d3ef71f327f371b2fe808295aef3e0b6915a5cb68996992256db4793fce3d0967abc195e7003890e8bd8de33a3f1ca17706e3762ed9a"}) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$IPT_SO_SET_REPLACE(r1, 0x4000000000000, 0x40, &(0x7f0000000440)=@raw={'raw\x00', 0x2, 0x3, 0x318, 0x150, 0x148, 0x148, 0x0, 0x148, 0x280, 0x258, 0x258, 0x280, 0x258, 0x3, 0x0, {[{{@uncond=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], 0x0, 0xf0, 0x150, 0x0, {}, [@common=@ttl={{0x28, 'ttl\x00'}, {0x3, 0x2}}, @common=@inet=@hashlimit1={{0x58, 'hashlimit\x00'}, {'tunl0\x00', {0x27, 0xc8f9, 0x0, 0x0, 0x0, 0x6, 0x5, 0x0, 0x20}}}]}, @common=@SET={0x60, 'SET\x00', 0x0, {{0xffffffffffffffff}, {0xfffe}}}}, {{@ip={@multicast1, @rand_addr=0x64010101, 0xff000000, 0xffffffff, 'geneve1\x00', 'batadv0\x00', {0xff}, {}, 0x1, 0x1, 0x1c}, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@ah={{0x30, 'ah\x00'}, {[0x2]}}, @inet=@rpfilter={{0x28, 'rpfilter\x00'}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x10, 0x6d91, 0x6ad, 0x4, 'snmp\x00', 'syz0\x00', {0x9}}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x378) syz_usb_connect$uac1(0x6, 0xbc, &(0x7f0000000800)=ANY=[@ANYBLOB="12010002000000ff6b1d01014000010203010902aa000301cd00000904000000010100000a2401e474070201020c240205050201051f00fd8007240437eadb762182ff8f01002427094b0401000001020000090401010101020000090501090002810b070725018009050009040200000102000009040600010102000011240202000000109479b1fbab28e0e27c072401000301000e09020105024303000000460feb072401816b01100b240201020209f8ddbe9809058209400018033f072501810439"], &(0x7f00000007c0)={0xa, &(0x7f0000000340)={0xa, 0x6, 0x110, 0x9, 0xc1, 0x4, 0x8, 0xcf}, 0x30, &(0x7f0000000380)=ANY=[@ANYBLOB="050fb000050b10010c820060083ffd0703100b10100a030000000000ff01008020ff000a1003000000e580070003100b"], 0x2, [{0x4, &(0x7f00000003c0)=@lang_id={0x4, 0x3, 0x414}}, {0x4, &(0x7f0000000400)=@lang_id={0x4, 0x3, 0x446}}]}) write$RDMA_USER_CM_CMD_BIND(0xffffffffffffffff, &(0x7f00000000c0)={0x14, 0x88, 0xfa00, {0xffffffffffffffff, 0x30, 0x0, @ib}}, 0x90) write$RDMA_USER_CM_CMD_REJECT(0xffffffffffffffff, &(0x7f0000000a00)={0x9, 0x108, 0xfa00, {0xffffffffffffffff, 0x0, "690154", "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"}}, 0x110) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)) syz_open_dev$media(&(0x7f00000000c0)='/dev/media#\x00', 0x9, 0x300) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) futex(&(0x7f00000001c0)=0x1, 0x8c, 0x1, &(0x7f0000000300)={0x0, 0x989680}, &(0x7f0000000200)=0x1, 0x0) ioctl$KDSETKEYCODE(r3, 0x4b4d, &(0x7f0000000180)={0x80000000, 0x3}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) prctl$PR_GET_DUMPABLE(0x3) ioctl$DRM_IOCTL_MODE_GETPROPERTY(r5, 0xc04064aa, &(0x7f00000002c0)={&(0x7f0000000280)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000900)=[{}, {}, {}, {}, {}], 0x9, 0x0, [], 0x5, 0x5}) 02:48:11 executing program 3: r0 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000080)='/dev/uhid\x00', 0x2, 0x0) write$UHID_CREATE(r0, &(0x7f0000000200)={0x0, {'syz0\x00', 'syz0\x00', 'syz0\x00', &(0x7f0000000400)=""/1, 0x1}}, 0x120) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000002c0)={0x0, 0xfffffffffffffea1, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="38000000240007750000004007a2a30005000000", @ANYRES32=r5, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000440)=@newtfilter={0x38, 0x64, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r5}, [@filter_kind_options=@f_flower={{0xb, 0x1, 'flower\x00'}, {0x8, 0x2, [@TCA_FLOWER_KEY_ENC_OPTS={0x4}]}}]}, 0x38}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="400000001400000128bd7000ffdbdf250a2012fe", @ANYRES32=r5, @ANYBLOB="1400010000ecff011400060003000000cecf000081009c00ff7f000000000000000000000000000013cbfe6a3c329d65816c1a4402c56a7caa2b81939683e6897731d868f682fe2dc6b53c933a00e699b8a9d47b8bfbbd0407225365a13539c35ff8776067839b12b0959f2c3862abc218af59ea355ee3593c2ffd70f7feb9062ae26e0d569b5cd7ee34e5f54f73c12afccbad520d0000ea6e5e5f034dda6e877af98b69873bacd5f83671c2875b4964764512cb960c99ac121a90ffa33adc2a6b89f139dd4fe79cc75d9d432992f9d413e75bc32573c0fddc708b5f88b151e1bcfd39227d8f9d0573c053aa"], 0x40}, 0x1, 0x0, 0x0, 0x20040050}, 0x200000d5) write$UHID_SET_REPORT_REPLY(r0, &(0x7f0000000100), 0xc) [ 167.533889][ T8661] ISOFS: Unable to identify CD-ROM format. [ 167.588792][ T3834] hid-generic 0000:0000:0000.0001: unknown main item tag 0x0 [ 167.599308][ T8671] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 167.606279][ T8664] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 167.643595][ T3834] hid-generic 0000:0000:0000.0001: hidraw0: HID v0.00 Device [syz0] on syz0 02:48:11 executing program 5: syz_mount_image$iso9660(&(0x7f0000003400)='iso9660\x00', &(0x7f0000003440)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)={[{@block={'block', 0x3d, 0x800}}]}) r0 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm_plock\x00', 0x2800, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000009c0)='/dev/loop-control\x00', 0x0, 0x0) r4 = ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, r4) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, r4) ioctl$PPPIOCSPASS(r0, 0x40107447, &(0x7f00000000c0)={0x7, &(0x7f0000000080)=[{0xff00, 0x6, 0x81, 0x1}, {0x6, 0x0, 0x28, 0x97}, {0x8, 0x0, 0x80, 0xfffffffc}, {0x1, 0xaf, 0xff, 0x7}, {0x9, 0x5, 0x1f, 0x6}, {0x6, 0x5, 0xff, 0x3}, {0x8000, 0x9, 0x9, 0xfed}]}) [ 167.718038][ T8679] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. 02:48:11 executing program 3: r0 = socket$inet_tcp(0x2, 0x3, 0x6) connect$inet(r0, &(0x7f0000000080)={0x2, 0x0, @multicast1}, 0x23) write$binfmt_script(r0, &(0x7f0000000200)=ANY=[@ANYBLOB="2321202e2f66576c65308b02d282"], 0x34) sendto$inet(r0, 0x0, 0x0, 0x8000, 0x0, 0x0) write$binfmt_script(r0, &(0x7f00000001c0)={'#! ', './file0', [], 0xa, "39980cfd42119cc4e1030300"/25}, 0x24) 02:48:11 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000040)='bbr\x00', 0x4) bind$inet(r0, &(0x7f00000000c0)={0x2, 0x4e20, @multicast2}, 0x10) sendto$inet(r0, &(0x7f0000000200), 0xfffffffffffffdc0, 0x20001732, &(0x7f00000003c0)={0x2, 0x4e20, @local}, 0x4a) r1 = socket$inet_udplite(0x2, 0x2, 0x88) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) recvfrom(r0, &(0x7f0000000100)=""/90, 0xffffffffffffff5e, 0x1010c, 0x0, 0x38) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$TIOCL_UNBLANKSCREEN(r4, 0x541c, &(0x7f0000000000)) [ 167.893620][ T8700] ISOFS: Unable to identify CD-ROM format. 02:48:12 executing program 3: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x103042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800006, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000080)='./bus\x00', 0x0) ioctl$EXT4_IOC_SETFLAGS(r1, 0x40086602, &(0x7f0000000040)) r2 = creat(&(0x7f0000000100)='./bus\x00', 0x0) ftruncate(r2, 0x2008001) sendmmsg(0xffffffffffffffff, &(0x7f0000006640)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0) 02:48:12 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) write$vhost_msg_v2(r1, &(0x7f0000000040)={0x2, 0x0, {&(0x7f00000001c0)=""/216, 0xd8, &(0x7f0000000d80)=""/4096, 0x2, 0x1}}, 0x48) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$IPT_SO_SET_REPLACE(r2, 0x0, 0x40, &(0x7f0000000900)=ANY=[@ANYBLOB="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"], 0x1) r3 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0xcc, 0x0) accept$unix(r3, 0x0, &(0x7f0000000000)) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) fcntl$notify(r4, 0x402, 0x9) 02:48:12 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) set_robust_list(&(0x7f0000000380)={&(0x7f0000000140)={&(0x7f0000000040)}, 0x3ff, &(0x7f0000000280)={&(0x7f00000001c0)}}, 0x18) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:12 executing program 2: r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x46802) r1 = creat(&(0x7f0000000080)='./bus\x00', 0x0) ioctl$EXT4_IOC_SETFLAGS(r1, 0x40086602, &(0x7f0000000340)) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfd14) fsetxattr$trusted_overlay_origin(r0, &(0x7f0000000000)='trusted.overlay.origin\x00', &(0x7f0000000100)='y\x00', 0x2, 0x3) io_setup(0x100000000000c333, &(0x7f0000000180)=0x0) io_submit(r2, 0x82, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfffffff0, 0x1f16, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7, 0x3000000}]) 02:48:12 executing program 1: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000fc0)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x24f}, 0x48) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) sendmsg$kcm(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)="2e00000033000535a4abd32b8018007a0124fc60100002400c00020005", 0x1d}], 0x1}, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x1800000000000060, 0xe80, 0xfffffe6f, &(0x7f0000000100)="280e003f4305607e5bc5795e6558000800ffffffba0e7200ffff81", 0x0, 0x100, 0xf2ffffff, 0xfffffe0c, 0x212, &(0x7f0000000280)="f2a134bd13c7bd41a2a738ad8e7625ed330eb46063bd287d832698132e59ef45f8f50845c0ac85604b448e24348e4ae93e68238b7b9d561b349d19b5f5784e031c55c5a4e48926a1526e38640a161fab39732052ee83bc3b9cb625962f3eaf1ed426e6f0442693c16b0ab6a89a5738f5bccd6ae1492f8471a7afec6b", &(0x7f0000000380)="712ae01ebf877f139c8f1b0fcd056310bfa3de7157976d3ff4c82f2e0d1885774c5b7c7c853e5424fbf469ab0726e9f41208f98d20b093ddbb7f52e015b875cea2900b2443348cdf466c18cfae89ce96f0437cb21ca3703f0b94273c7500"/106}, 0x28) 02:48:13 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000300)=@newqdisc={0x4c, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r6, {}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_netem={{0xa, 0x1, 'netem\x00'}, {0x1c}}]}, 0x4c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000340)=ANY=[@ANYBLOB="3000000024ffff0f00"/20, @ANYRES32=r6, @ANYBLOB="000000000000ffff000000000b000100636c736163740000"], 0x30}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r7 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r7, &(0x7f0000000000), 0xb, 0x0) [ 168.981727][ T8726] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 169.060327][ T8732] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 02:48:13 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) set_robust_list(&(0x7f0000000380)={&(0x7f0000000140)={&(0x7f0000000040)}, 0x3ff, &(0x7f0000000280)={&(0x7f00000001c0)}}, 0x18) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:13 executing program 2: socket$netlink(0x10, 0x3, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000002c0)='mountinfo\x00') socket$inet6(0xa, 0x3, 0x5) read(r0, &(0x7f0000000380)=""/233, 0xffbe) r1 = open(&(0x7f0000000180)='./file0\x00', 0x40c2, 0x0) r2 = open$dir(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) write(r1, &(0x7f0000001400)="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"/3584, 0xe00) fallocate(r1, 0x11, 0x7, 0x10000) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000480)=ANY=[@ANYBLOB="2800000012000d02000000000000000007000000761e1ab56516a304efc294157120c82515c3c0e38861d3469a0f1af980679136449fea4b2d4cadc00cb6a0075d8a233404b4d23bb5b5a7f24a6de0dbfb3202c61f66ab0828cf30fdaea1e0234d3f796b23f588d3889675cc2507560a2ce29d8b51afa099dd9c8d2d3b019d426602f6530985e936887dfd96cfca9b84d037fe1238f262800f404c09b80ad472d53d1c68fae3435813c300000000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000008001d0000000000"], 0x28}}, 0x0) shutdown(r3, 0x1) sendfile(r1, r2, 0x0, 0x11f08) 02:48:13 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r1 = getpgrp(0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = gettid() r4 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r3, r1, 0x0, r2, r4) fcntl$lock(r0, 0x5, &(0x7f0000000000)={0x2, 0x2, 0x4, 0x9, r3}) r5 = socket$inet_udplite(0x2, 0x2, 0x88) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000080)={0x5, 0x3, 0x3, 0x100, 0x40}, 0x14) mount(0x0, &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='tmpfs\x00', 0x2000080, 0x0) chdir(&(0x7f00000000c0)='./file0\x00') r7 = socket$inet6(0xa, 0x400000000001, 0x0) close(r7) r8 = open(&(0x7f0000000200)='./file0\x00', 0x141042, 0x0) ftruncate(r8, 0x200084) sendfile(r7, r8, 0x0, 0x80001d00c0d0) 02:48:13 executing program 4: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x22004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) recvmmsg(0xffffffffffffffff, &(0x7f0000002540)=[{{0x0, 0x0, &(0x7f0000000200)=[{0x0}], 0x1}}], 0x1, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) fsetxattr$smack_xattr_label(r0, &(0x7f0000000000)='security.SMACK64IPIN\x00', &(0x7f0000000040)={'net/rt_cache\x00'}, 0xe, 0x1) exit(0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000080)='net/rt_cache\x00') preadv(r1, &(0x7f00000017c0), 0x1b4, 0x0) [ 169.385947][ T27] audit: type=1800 audit(1593312493.420:10): pid=8742 uid=0 auid=0 ses=4 subj=_ op=collect_data cause=failed(directio) comm="syz-executor.2" name="file0" dev="sda1" ino=15819 res=0 02:48:13 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) set_robust_list(&(0x7f0000000380)={&(0x7f0000000140)={&(0x7f0000000040)}, 0x3ff, &(0x7f0000000280)={&(0x7f00000001c0)}}, 0x18) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 169.426413][ T8742] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 169.483125][ T27] audit: type=1804 audit(1593312493.420:11): pid=8742 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir807335565/syzkaller.M34WRt/12/file0" dev="sda1" ino=15819 res=1 [ 169.500154][ T8742] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 02:48:13 executing program 2: socket$netlink(0x10, 0x3, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000002c0)='mountinfo\x00') socket$inet6(0xa, 0x3, 0x5) read(r0, &(0x7f0000000380)=""/233, 0xffbe) r1 = open(&(0x7f0000000180)='./file0\x00', 0x40c2, 0x0) r2 = open$dir(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) write(r1, &(0x7f0000001400)="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"/3584, 0xe00) fallocate(r1, 0x11, 0x7, 0x10000) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000480)=ANY=[@ANYBLOB="2800000012000d02000000000000000007000000761e1ab56516a304efc294157120c82515c3c0e38861d3469a0f1af980679136449fea4b2d4cadc00cb6a0075d8a233404b4d23bb5b5a7f24a6de0dbfb3202c61f66ab0828cf30fdaea1e0234d3f796b23f588d3889675cc2507560a2ce29d8b51afa099dd9c8d2d3b019d426602f6530985e936887dfd96cfca9b84d037fe1238f262800f404c09b80ad472d53d1c68fae3435813c300000000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000008001d0000000000"], 0x28}}, 0x0) shutdown(r3, 0x1) sendfile(r1, r2, 0x0, 0x11f08) 02:48:13 executing program 1: r0 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0xcc, 0x0) r1 = syz_genetlink_get_family_id$tipc(&(0x7f0000000280)='TIPC\x00') sendmsg$TIPC_CMD_SHOW_PORTS(r0, &(0x7f0000000480)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000003c0)={&(0x7f00000002c0)={0x1c, r1, 0x10, 0x70bd27, 0x25dfdbfe, {}, ["", "", "", "", "", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x44000}, 0x8040) r2 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x80}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x7a05, 0x1700) ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40305839, &(0x7f0000000100)=0x4) ioctl$PERF_EVENT_IOC_SET_BPF(r2, 0x40042408, r3) gettid() openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) bpf$MAP_GET_NEXT_KEY(0x4, 0x0, 0x0) bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000440)={&(0x7f0000000540)="cfcc7c38e2f5c2a20557c4cbc16eef715a9a8b73de3701ef6aa851706fa0735ee6f877b2923bd7fc51c8b9ad81401d235fec5b27908c49051889954050c7e12ec4a9824c51db41f374a75d884633e56346634cb01e14e1b396eb89c90f04c36aba02310b4205ff53e9c55770e413fc17d6b298b944767edaba06610f40d95317271fdd612a2a9a1d9e6f65591ccc45c2525d91588b784be407e79290f8791ccc6a1cb507f73307f77db023fc4739d5659708d7163389600498b91547095ae324ae9979c365d73a12d36352438484af67d3b57256f4fc75a75424a281d0ace3826c455a699ed796bbc9a8eb5597458a7b935bc1a70b04", &(0x7f00000007c0)=""/239, &(0x7f0000000640), &(0x7f0000000200)="43637a0e272feb6ee43e51ceb574951703f7099d8b13b95cfdb9a840b99d9b9f13ee226462fcb4b75f168479f32c6ad4da773d9836c1f0526f34e7be", 0x1f, 0xffffffffffffffff, 0x4}, 0x38) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000300)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000013040)={0x5, 0xb, &(0x7f0000000340)=@raw=[@jmp={0x5, 0x0, 0xa, 0x1, 0x0, 0xfffffffffffffea8, 0xffffffffffffffff}, @map_val={0x18, 0x0, 0x2, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x6}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, @generic={0x10, 0x7, 0x8, 0x3f, 0xdfa}, @exit, @func={0x85, 0x0, 0x1, 0x0, 0x5}, @generic={0x1f, 0x8, 0x5, 0x3f, 0x7fff}, @map_val={0x18, 0x0, 0x2, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x6}], &(0x7f0000000400)='syzkaller\x00', 0x8, 0xb5, &(0x7f00000006c0)=""/181, 0x41100, 0x8, [], 0x0, 0xd, 0xffffffffffffffff, 0x8, &(0x7f0000012fc0)={0xa, 0x3}, 0x8, 0x10, &(0x7f0000013000)={0x3, 0xe, 0x60, 0x8}, 0x10, 0x0, r3}, 0x78) r4 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x200002, 0x0) bpf$BPF_PROG_QUERY(0x9, &(0x7f0000000080)={r4, 0x8, 0x0, 0x0, 0x0}, 0x20) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x200002, 0x0) r5 = socket$kcm(0x10, 0x7, 0x10) sendmsg$kcm(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f00000000c0)="2e00000025000511d25a80648c63940d0424fc6004000e000a0003000200008037153e370a000c8000000000d1bd", 0x2e}], 0x1}, 0x2000c8d0) [ 169.857370][ T27] audit: type=1800 audit(1593312493.890:12): pid=8762 uid=0 auid=0 ses=4 subj=_ op=collect_data cause=failed(directio) comm="syz-executor.2" name="file0" dev="sda1" ino=15817 res=0 [ 169.914027][ T8762] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 169.956188][ T27] audit: type=1804 audit(1593312493.910:13): pid=8762 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir807335565/syzkaller.M34WRt/13/file0" dev="sda1" ino=15817 res=1 [ 169.983874][ T8762] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 02:48:15 executing program 1: r0 = socket$inet6(0x10, 0x3, 0x0) sendto$inet6(r0, &(0x7f00000001c0)="1c0000001200050f0c1000000049b23e9b200a00080001c000000001", 0x1c, 0x0, 0x0, 0x0) msgctl$MSG_STAT_ANY(0x0, 0xd, &(0x7f0000000300)=""/140) msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000340)={{0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd}) msgsnd(0x0, &(0x7f0000000300)=ANY=[@ANYBLOB="02000000000000007b19ec78905f7c6ebbf1fce5c0679e1184f91c1b8e8398cc67b367975308dfd504bb69012cb4938f53fb27349bb61aebd3a39fa7b5628afdcbc48c83946fd985fc6285f6b207aa954527f04344783aed6e2298d5d67108c3543d4bb4f3746cb2e161f69b962c3ff517ea537ffd81db973056eecd4f0c8b2001000000010000006c38b666c1b67954d8b1851cb1d462c105245ad94bd23137d3e5fbdef317dba9ecd91820262697c10146d53bc6737049917e7b10ccc6cbe4b618eb2a17c17e642ab653a6beaed497c34d60f8836e83eb4c1717eb636f379c21abf0af313cdf54"], 0xe8, 0x800) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup3(r1, r2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) accept4$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @private0}, &(0x7f0000000100)=0x1c, 0x80000) recvmmsg(r0, &(0x7f0000000bc0)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0, 0x0, 0x0, 0x4f}}, {{0x0, 0x0, 0x0}}], 0x9, 0x0, 0x0) recvfrom$inet6(r0, &(0x7f0000000000)=""/114, 0xfffffffffffffd1b, 0x0, 0x0, 0x0) ioctl$sock_inet_SIOCGIFADDR(0xffffffffffffffff, 0x8915, &(0x7f0000000080)={'veth1_to_batadv\x00', {0x2, 0x4e24, @private}}) sendto$inet6(0xffffffffffffffff, &(0x7f0000000000)="9000000020001f", 0x7, 0x0, 0x0, 0x0) sendto$inet6(0xffffffffffffffff, &(0x7f0000000000)="58ad000010", 0x5, 0x0, 0x0, 0x0) r4 = socket$inet6(0x10, 0x3, 0x0) r5 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r5, &(0x7f0000000140), 0xcc, 0x0) setsockopt$XDP_UMEM_FILL_RING(r5, 0x11b, 0x5, &(0x7f0000000140)=0x309801, 0x4) ioctl$SIOCX25SSUBSCRIP(r5, 0x89e1, &(0x7f0000000200)={'team_slave_1\x00', 0x40000000, 0x4}) sendto$inet6(r4, &(0x7f0000000000)='0', 0x10a73, 0x600, 0x0, 0x6f765f6f191b9a4) 02:48:15 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) set_robust_list(&(0x7f0000000380)={&(0x7f0000000140)={&(0x7f0000000040)}, 0x3ff, &(0x7f0000000280)={&(0x7f00000001c0)}}, 0x18) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:15 executing program 2: socket$netlink(0x10, 0x3, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000002c0)='mountinfo\x00') socket$inet6(0xa, 0x3, 0x5) read(r0, &(0x7f0000000380)=""/233, 0xffbe) r1 = open(&(0x7f0000000180)='./file0\x00', 0x40c2, 0x0) r2 = open$dir(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) write(r1, &(0x7f0000001400)="bb8f9f640903127a53527c6fbfe65d43b0e0586f2d40c7e7df58cac83420e83662d6e39bb6d5430622431454eedeeaee423d8f210bc3525fa7927c18d5fbc91ab13c2041136047d8da9375934d00f325499bfe7712208d387d41c31821c2a22d1325b556528e9b790b74053d1ed631c6ec8126d37c87216173138c00cef396868029af5b76bebac5e38b74d8bbc6ae66b6e202b6d505710377710ea7d43edf00e1a4c1c670bb4c263ce777da81abdd5ba5a5c82f67232f9b4d6f21b2e6afa8b38e4642b0daa2acbc0478d89b88e8b2094d4248855e5e81992e60be3afff0f3c3799350615489a901a659abdeca0c615a622ebf64175f990320e0356d4a11ed62eff72b709c23dd65942e8b534d7d775d370c1e435654a2634e6ee3649c4c3bcbe39e866f1eb9972af1a9cef42e701798a53dc92a242aadbac343e1765cf8ea5665e22deda69777e52b1e9e5d3edc022256939e1eee013448294911139d5b9c6241049fecdf9b31f4cdf6cff65d71b5071ef70e1798347c8846aa5b905e83050e3e606986ed3f603d18c5cdeb11cda1ce3abddea9376231af130e19fc7601ec1ab8cb5a7de9e2174547f18225b09a54fc8720dbb91eb69c1be88e601c3c9df4f2758f39a5151951b9c6dbb419ffd783a34c9fad10f201b8724d31865e2fc1fcf48db2be713053b43a0e3943c1e2b08e8a26e946c439d891db2a80b5ffa054bc8d0177d3214056250c61a537d2ec7630fb90395df2cd6aa9c5e573365db580520bdc3f1c6b2be992e1516a4b810a11935dc780699e461d9715f70c6d103ff49bf168f3cff4c0d0d6ba5671fcd2975450b0e1a3474139cb0f2d3476fcd87a8bccbeb2f5f8a821017b879aa5b9d1fafa9f4c429a74cd2da782114d97bf031746a817dd0293c4eddc3a9ecb5afe496f4971474ccd827449409f07cf94dda2e7dbe8520b5afff10a7e3b0b4289a167fc692635b5b7426d9e771b95860b09a3e752c867213c772e48ba30a78feecc7ff26e63e1749c62b52d377ac5cc52db830c965e04ccfcfb24ceacc69cfdc2094124dd27b2d68f699476a2562bab1de117ffc2b0702ee8b0b77f85fecec3a25b37ab7eb06232c9a73b4470f1727c82581d81942abf42d3ea37957927ad3dbd0ebe46678a9f4d25c47acaac83c14210a54b71fed40df017e2be27f01e3e6ea3ea381ca14efd202858e6535ad4f79a8cdf47e385b740a70c14e3651731a45cc0ca4a56f2e903cad0384efcc364caf67e09551d35c682ebc90a9286c4d274ba1b8ced742ede4e55a62db7ef9a96fde2add05b41599fd72a79ba280cc125cb266ef21b7eeafe3ee6aa78eef33fc66454549c3ec298cb683a55a32208cf6ce88b560166159d59e65f30540f62c5437652ea7f2a02f87ca242dd2250f58e75938a9a3ded51ae6598c2aba53287ff5cdaab17be7f4310f8e07e310d52778de79e1c2e4391b254be38910aa1cf6e1ca0e75d24be97d59f7025f16c6fbd549529b74e319c58f50438765ef0e3dc394eeb75dec41b3d80435b17520c97f5cd7ee692fb86d188fb0089fbf737dc1b96b9cc49be23a38a8cd92e5075f349993d7866369dd25eccbe1481477a05fee14e0edd1617921d7fcaa8fdc642e63b64388fa5b63442ff1466b1938d02546750b01ed9c980282ccbe10f204741249aed88c555ed6fdf7f68af9209807a71bbf4f31bef5a4223466da74ba8b034df529aef6ec6610a0d25973961e50e02af22d0ca8be1b9804a5918acbdb536e8f2f441ec9d640ed15133ee747440c86fc4526c9195954528673d25c8390170f3c19cb0b0c30b9e634c7ebae96946ae97c19eabca92226da925d22be37abbe0740938ea899ec42fd529a3b1063981e4c154219df5cf5af60a29b5a8ee530905725a14b28900eae937e705401ba8f632a7bca00d9724a992afdc9ed14aac71b8e3a7ee5ca095888feb195b4e083c3b611a1c2f8d092febe3b9f5f0df61e8d3c31a643c935b76bc1ad4265164e755484beb06610510bc51e8c6da8d71123bbe83a5e4128f41cf5c486d6a60496c300c406f990bee485cbdef794f2663ee66d2b18d8e55210c25c04b1a0c6d9c5f904e72806d2d4f5e5439bcdf146343cdffe4d0d70d42a9959cff9bd50c37cd478b0b0add16aae4dc839b46bca2ac7547144b6a422aed5e2db661bcb31a82bc0fc678e71a6cb090ef772860f3008b4152b5d281033be4a77b367baec3ab8ce7c83c601b11c8199bafcd15161a5454a6a982dbc3c2e3a5172b6a63e4904817075754eccbb0188c9cb2e5da9600f567485014887463b40f189b7ec3c5c0f36d502509e402c285765c78417ce6b3aab130ee79622dcd8ada842233e73a14554ee5e4995e32b3fe4075e247eb9bdeef64d1a7436c9b5782fb2f84f74e4c6e976289729c37b5bb8200a9480d181a6b11f5ec229b818134b8334967ae935ac1d81be4776fae4cb68b6fa330e93bd8de388b38455d569159bcd166df030a6dfedf28caf4608de7243f5df2c76f6680c301d819dc67d24d2f780432a931700a253b0a5b075195c6dbfd1fe17a1c11a3dffa872a07b877adc66d069fffb6d8326e1998c5a337c3d530250cae335ceffcf81dc438a47e73490d050a053813dbe6674e42c91ae94b4a88144f36adc1b08b4bcd6ddf4058c4e08d4dc83d5fbd843ee27eaf50b297c220350260d9abbeeb6deb921e50cae0ea590cfb6f00fb3c71520f565bb769705e2481ef27cf537d29f163c9fe3d39ed9fd18dc8b0c976cd302283e430807a9d751357f89092532d89fe280c69ad36e3541b5da9dea13fd19d0434c760fe295dfd9b9e63453c7853914c50b1b77ccd4b33c8b1f31fcb1aec040ffe2f9d728d8ea84297bac2e22230ebd1488c503b05b2e433cc37ce9fc123b7d3eb244b4549e9a841e73b664c8f6621ea5a4c9ff9c1da032255311f2c063a682baf4c97e7ba552bf71af4bd64f43872b846d15c65c487089be272cfa24a33f8c50930ea0bc4b089505fb8e97ded0e7e64a5ce897da6b940df4c3dddb8b4871d773f6ebf02058518c55c19aadb0f266caf18777ae68d2bfcfb2225961fcd10538ba664fd053a443320072707533ab761b9397bd0559126b84fe9196463ae50633017ea2d80940311d9c867102b1017f34af1965d8eb61be616a0d40656e2bbb750aee6f74f788c8acb2578e8686f5f8da6a19e979c152b7ee7c7f16902120588e2ff630144b5f929ffc593e946d9717c5968aa16c2d73d689fb5cce117acda3e23e5e0116de1cb6bddfa1a84cefb22c1e2c3753017696f27b9aec5d44f15411247643b84dd4410e784b4eb5b9c68fea671976f9b51c6526e2ddb40659611b0b3bcc7e249c77396fdb8c864ea9318f9de7fd3936fcbdc732c2f8b9556ec9afeb15d5e2df890351d66074d53dddc6e8dba8c91d733623ac95a49eb69c7de37ff2364ccddb01f6500750a012c2acf32a9f6bbd9e92d17ef858fbc34575db414ea42ad87a65b11ae5506469db256c421328f45aec73bdf18562447dc2840bbe9fc84dedd0fe6276fa174f21210d40193530ec7a70a9e60bfd6b00cba4d483be59950f16fa0dbd089b5fd0bb078badfcf42270cc62fe37be22b0d81f755263d74636fa466d2574ca62b58c649936d21e949de73ea45df3acade6609413f56fc218d6f11947bf1fd629d38d8acce90ee3c1a51117601ae126bec537e3e76ce7ecc53cfeefee8aaa104aa853a65aadf27bac9849ee0122793b11cd8e4f32fb07afa39e439cb738c30a6df958160aac15c26032a61aaf614b2e6601581fb0ab8d115e045005dee3df8ea42643cbcbb0b111130c42c94b7e874cfee50d5c2eb13b3a38c417fce9d740b7d43120431a7d44bc3934ee87b112401cbee3553837b6a0b4b3faaceb46eca4064301c8060870350e256ac9d5557f674536b9d9717a82fa211e7dfb52ca410d8a4f2f6b733c2a082f247538a6c40f56cf64204e62515db692f32733ff6f4b0787ef305d5e80881375467ae603ac3600e688c42f89a4fea4fdda09a8d59e19457c654a98c8129a8c65bae3310af2b170729e18400c915d0a2f4c4fc51747846630b95ec181228bda7ef48ad389815aa82de6c4a3b0746c28c01f9ec697ff17f095e1cf9d2fe78fdab9cbb1ca7aefc8af6a0cd98444735fad79e394a8f9c2fd358c3cde4ca6d57a620d0bb52dc6ff93f034b596f407c21511cc2c5ec8b0ede7f5c0acca61939ac7f2cad820c15133e69507eaa739e9a88936f4a74f0ad1574a1591f31f582a76157d89805cb3ba5e8d10509bf7a08e928653b4f05ba797a06765b74c8759fc34178624c08a2b99e59bcff5d33af2b0f9176b56c35f4da31c751a4c2fd88a1997cd9fc9bbf78220731d4c8cea23be1fd29c36b34d8458b7021ebcfafdc7e54096e517da3eb684298f742532d776164d9c9658e5faca0a3b08afca1bc27ed357884f49fe51bd0c38057f4288f1917e36e3865310b5eed140aef6150ae363293cf7467abd5e06cd7af5e2c49e7c5253a1155741e380bccb023a0faed93d9a64512d72436f1ef4ac0904a413e45164c23413bd57274a0a951c41a9a43aed094d4ea5c480ce64663cc9d36723179e2b19a48e9277a6591bbd888a06e0f2f142cd4495be4ba7274d69ba32a2788b935b2f18c5f336cb9de062829e2e0bb476efb36c3f53a766c14314f31637a464ac59d378ad7f51bef8d88715613653a427038e0d3e4dc3948bb1d70eb55c91c92f7510b1c0387253b458d2c90d17238f9eb239c680179a6c1e0759be367963e3b4d7395fd3911626582a094e6a8d0e746242f94267a4c57d5b2360ce3a6f7f3e3c10e124a54ed24d1585bc7b731cf731c94ee00ebf070b999b9bf28d76bfec9dcf12fcce2b9c4444c706ec6b943b5f39e9151a764ba1cd0cd6c1c7cdc3aa824cf17da705be27a18fbee41be39d6ae4dd4312f5f4bfee2c5bb21d941666f9d79b0f80c9b1bace84a05d2b0e3be1c3fd04d72b4b0124595c435813969d413960fddc858730a433383f3bc0472cb7683ea569e001f00"/3584, 0xe00) fallocate(r1, 0x11, 0x7, 0x10000) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000480)=ANY=[@ANYBLOB="2800000012000d02000000000000000007000000761e1ab56516a304efc294157120c82515c3c0e38861d3469a0f1af980679136449fea4b2d4cadc00cb6a0075d8a233404b4d23bb5b5a7f24a6de0dbfb3202c61f66ab0828cf30fdaea1e0234d3f796b23f588d3889675cc2507560a2ce29d8b51afa099dd9c8d2d3b019d426602f6530985e936887dfd96cfca9b84d037fe1238f262800f404c09b80ad472d53d1c68fae3435813c300000000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000008001d0000000000"], 0x28}}, 0x0) shutdown(r3, 0x1) sendfile(r1, r2, 0x0, 0x11f08) 02:48:15 executing program 4: syz_mount_image$vfat(&(0x7f0000000280)='vfat\x00', &(0x7f0000000240)='./file0\x00', 0xfffffffffffffffb, 0x1, &(0x7f0000000400)=[{&(0x7f0000000000)="eb3c906d6b66732e666174000210010002000270fff8dd", 0x17}], 0x0, 0x0) mount(0x0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x84022, 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x120839, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/sequencer2\x00', 0xc01, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x1) setresuid(0x0, r3, 0x0) r4 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r4, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_IP_XFRM_POLICY(r4, 0x0, 0x11, &(0x7f0000000300)={{{@in6, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@private2}, 0x0, @in=@multicast2}}, &(0x7f0000000440)=0xe8) mount$fuse(0x0, &(0x7f00000001c0)='./file1\x00', &(0x7f0000000200)='fuse\x00', 0x222048, &(0x7f0000000480)={{'fd', 0x3d, r1}, 0x2c, {'rootmode'}, 0x2c, {'user_id', 0x3d, r3}, 0x2c, {'group_id'}, 0x2c, {[{@default_permissions='default_permissions'}, {@blksize={'blksize', 0x3d, 0x1800}}, {@allow_other='allow_other'}, {@default_permissions='default_permissions'}], [{@fsuuid={'fsuuid', 0x3d, {[0x65, 0x65, 0x34, 0x65, 0x38, 0x32, 0x61, 0x64], 0x2d, [0x2, 0x37, 0x36, 0x37], 0x2d, [0x32, 0x61, 0x33, 0x30], 0x2d, [0x32, 0x9, 0x33, 0x62], 0x2d, [0x39, 0x33, 0x39, 0x65, 0x35, 0x36, 0x30, 0x62]}}}, {@fsname={'fsname', 0x3d, '/dev/vcsa#\x00'}}, {@hash='hash'}, {@hash='hash'}, {@subj_role={'subj_role', 0x3d, 'vfat\x00'}}, {@obj_type={'obj_type', 0x3d, 'vfat\x00'}}, {@euid_gt={'euid>', r5}}, {@fscontext={'fscontext', 0x3d, 'sysadm_u'}}]}}) r6 = fcntl$dupfd(0xffffffffffffffff, 0x406, r0) r7 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x545, 0x41) renameat(r6, 0xfffffffffffffffe, r7, &(0x7f0000000100)='./file0\x00') 02:48:15 executing program 3: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f00000001c0)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) syz_open_dev$binderN(&(0x7f0000000000)='/dev/binder#\x00', 0x0, 0x0) syz_open_dev$binderN(0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r6 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r7 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r8 = dup2(r5, 0xffffffffffffffff) ioctl$BINDER_WRITE_READ(r8, 0xc0306201, &(0x7f0000000280)={0xd, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="056304400000000000634040"], 0x0, 0x0, 0x0}) read$usbfs(r0, 0x0, 0x0) [ 171.482923][ T8781] netlink: 19832 bytes leftover after parsing attributes in process `syz-executor.1'. 02:48:15 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) set_robust_list(&(0x7f0000000380)={&(0x7f0000000140)={&(0x7f0000000040)}, 0x3ff, &(0x7f0000000280)={&(0x7f00000001c0)}}, 0x18) open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 171.528394][ T8781] A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. [ 171.530691][ T27] audit: type=1800 audit(1593312495.560:14): pid=8780 uid=0 auid=0 ses=4 subj=_ op=collect_data cause=failed(directio) comm="syz-executor.2" name="file0" dev="sda1" ino=15843 res=0 [ 171.596631][ T8785] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 02:48:15 executing program 1: r0 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000100)='/proc/capi/capi20ncci\x00', 0x800, 0x0) sendmsg$NFT_MSG_GETSETELEM(r0, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x38, 0xd, 0xa, 0x108, 0x0, 0x0, {0x5, 0x0, 0x2}, [@NFTA_SET_ELEM_LIST_SET_ID={0x8, 0x4, 0x1, 0x0, 0x3}, @NFTA_SET_ELEM_LIST_SET_ID={0x8, 0x4, 0x1, 0x0, 0x1}, @NFTA_SET_ELEM_LIST_SET_ID={0x8, 0x4, 0x1, 0x0, 0x3}, @NFTA_SET_ELEM_LIST_ELEMENTS={0xc, 0x3, 0x0, 0x1, [{0x8, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_EXPR={0x4}]}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000}, 0x20000800) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket(0x1c, 0x6, 0x7fffffff) r1 = add_key$user(&(0x7f00000000c0)='user\x00', &(0x7f0000000040)={'syz', 0x3}, &(0x7f0000000340)="585ccbe4ed83b836c1a6474914dc55e72206297b6895b66147b3c7218a9169a85ea0bdc9e1587a050000000000000042e33089754c8107c3cd3923dd4a71c2ff06007b6b4816122d2550829eaa9435c99926022b8753a188748c569f435fb3bae96efb74b50ec93c152f5e8e198a29e5c0d0c60000ce0637ce003d661ff5ff70e48884ca000018cea71fcfacf40d32e4b58a8d2725561f6110fd7b06f90b5274cc5c1e298a16324fe27da2a9d5ba9ff3c009d308bd73f4772539", 0x2c5, 0xfffffffffffffffe) r2 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f00000005c0)={'syz'}, &(0x7f0000000000)="1d", 0x1, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000140)={r2, r1, r2}, &(0x7f0000000640)=""/253, 0xfd, &(0x7f0000000240)={&(0x7f0000000080)={'crc32c-intel\x00'}}) [ 171.646505][ T8785] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 02:48:15 executing program 3: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0x1e, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000000c0), 0x4}}, 0x0, 0x3, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41be, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket(0x10, 0x8000000000000003, 0x0) openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x0, 0x0) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) ioctl$FS_IOC_GETFSMAP(r0, 0xc0c0583b, &(0x7f00000004c0)={0x0, 0x252a, 0x925, 0x0, [], [{}, {0x801, 0x0, 0x80000001}]}) ioctl$SOUND_MIXER_READ_DEVMASK(r0, 0x80044dfe, &(0x7f0000000100)) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) ioctl$FS_IOC_GETFSMAP(r1, 0xc0c0583b, &(0x7f00000004c0)={0x0, 0x252a, 0x925, 0x0, [], [{}, {0x801, 0x0, 0x80000001}]}) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000009c0)='/dev/loop-control\x00', 0x0, 0x0) r3 = ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, r3) 02:48:15 executing program 2: socket$netlink(0x10, 0x3, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000002c0)='mountinfo\x00') socket$inet6(0xa, 0x3, 0x5) read(r0, &(0x7f0000000380)=""/233, 0xffbe) r1 = open(&(0x7f0000000180)='./file0\x00', 0x40c2, 0x0) r2 = open$dir(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) write(r1, &(0x7f0000001400)="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"/3584, 0xe00) fallocate(r1, 0x11, 0x7, 0x10000) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000480)=ANY=[@ANYBLOB="2800000012000d02000000000000000007000000761e1ab56516a304efc294157120c82515c3c0e38861d3469a0f1af980679136449fea4b2d4cadc00cb6a0075d8a233404b4d23bb5b5a7f24a6de0dbfb3202c61f66ab0828cf30fdaea1e0234d3f796b23f588d3889675cc2507560a2ce29d8b51afa099dd9c8d2d3b019d426602f6530985e936887dfd96cfca9b84d037fe1238f262800f404c09b80ad472d53d1c68fae3435813c300000000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000008001d0000000000"], 0x28}}, 0x0) shutdown(r3, 0x1) sendfile(r1, r2, 0x0, 0x11f08) [ 171.780048][ T27] audit: type=1804 audit(1593312495.600:15): pid=8785 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir807335565/syzkaller.M34WRt/14/file0" dev="sda1" ino=15843 res=1 02:48:16 executing program 1: chdir(&(0x7f0000000240)='./file0\x00') r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000002c0)="2e00000010008108040f80ecdb4cb92e0a480e000d000000e8bd6efb250309000e000100240248ff050005001201", 0x2e}], 0x1}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x25, 0x1, 0x7) sendmmsg$alg(r3, &(0x7f0000000140), 0xcc, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) syz_genetlink_get_family_id$smc(&(0x7f00000001c0)='SMC_PNETID\x00') sendmsg$kcm(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)}, 0x4) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f00000002c0)="2500000010008108040f80ecdb4cb92e0a4804000d00000009020e00010040d5ae7d0200ff", 0x25}], 0x1, 0x0, 0x0, 0xe}, 0x0) [ 171.980488][ T27] audit: type=1800 audit(1593312495.980:16): pid=8806 uid=0 auid=0 ses=4 subj=_ op=collect_data cause=failed(directio) comm="syz-executor.2" name="file0" dev="sda1" ino=15755 res=0 02:48:16 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) set_robust_list(&(0x7f0000000380)={&(0x7f0000000140)={&(0x7f0000000040)}, 0x3ff, &(0x7f0000000280)={&(0x7f00000001c0)}}, 0x18) open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:16 executing program 4: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140)='l2tp\x00') sendmsg$L2TP_CMD_TUNNEL_CREATE(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x5c, r4, 0x917, 0x0, 0x0, {}, [@L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_CONN_ID={0x8}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @ipv4={[], [], @multicast1}}, @L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9]}}]}, 0x5c}}, 0x0) sendmsg$L2TP_CMD_SESSION_CREATE(r2, &(0x7f0000002900)={&(0x7f0000002840)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000028c0)={&(0x7f0000002880)={0x1c, r4, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8084}, 0x24000040) setsockopt$IP_VS_SO_SET_DELDEST(0xffffffffffffffff, 0x0, 0x488, &(0x7f00000027c0)={{0x2, @empty, 0x4e22, 0x3, 'rr\x00', 0x1, 0xff7, 0x2e}, {@initdev={0xac, 0x1e, 0x1, 0x0}, 0x4e20, 0x10000, 0x10001, 0x3, 0x5003}}, 0x44) r5 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/hwrng\x00', 0x8100, 0x0) ioctl$TIOCVHANGUP(0xffffffffffffffff, 0x5437, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = dup(r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(r7, 0xc058534f, &(0x7f0000002940)={{0x6, 0x2}, 0x0, 0x2017387, 0x7fffffff, {0xbd, 0x80}, 0x1, 0x2}) recvmsg$qrtr(r5, &(0x7f0000002780)={&(0x7f0000000100), 0xc, &(0x7f00000013c0)=[{&(0x7f0000000140)=""/104, 0x68}, {&(0x7f00000001c0)=""/196, 0xc4}, {&(0x7f00000002c0)=""/4096, 0x1000}, {&(0x7f00000012c0)=""/254, 0xfe}], 0x4, &(0x7f0000001400)=ANY=[@ANYBLOB="98000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x1370, 0x120}, 0x38, 0x20) setsockopt$bt_BT_RCVMTU(r1, 0x112, 0xd, &(0x7f0000000080)=0x7f, 0x2) sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f000000c280)={&(0x7f0000000000)=ANY=[@ANYBLOB="00010000000000000000000000000a20000000080a010200000000000000000000000009000100737900010000000000000000009cbb677d30a59d5e83a9c13b87947a0000000a00"/87], 0x48}}, 0x0) [ 172.032642][ T8806] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 02:48:16 executing program 3: r0 = socket(0x10, 0x803, 0x0) connect(r0, &(0x7f00000002c0)=@phonet={0x23, 0xdd, 0x60, 0x3a}, 0x80) sendto(r0, &(0x7f0000cfefee)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) recvmsg$can_raw(r0, &(0x7f0000000b80)={&(0x7f0000000c00)=@in6={0xa, 0x0, 0x0, @loopback}, 0x80, 0x0}, 0x0) sendmsg$IPCTNL_MSG_TIMEOUT_GET(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000000c0), 0xc, 0x0}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) recvmmsg(0xffffffffffffffff, &(0x7f0000005cc0)=[{{0x0, 0x0, &(0x7f0000000540)=[{&(0x7f0000000d40)=""/140, 0x8c}, {&(0x7f0000000100)=""/27, 0x1b}], 0x2}}, {{0x0, 0x0, &(0x7f0000000580)=[{&(0x7f0000000480)=""/29, 0x1d}, {&(0x7f0000000a00)=""/24, 0x18}, {&(0x7f0000000c80)=""/137, 0x89}, {&(0x7f0000000ac0)=""/151, 0x97}], 0x4}}, {{0x0, 0x0, &(0x7f0000000940)=[{&(0x7f00000006c0)=""/91, 0x5b}], 0x1}}], 0x3, 0x0, 0x0) sendmsg$IPCTNL_MSG_EXP_GET(0xffffffffffffffff, &(0x7f0000000a80)={&(0x7f0000000280), 0xc, &(0x7f0000000a40)={0x0, 0x1a4}}, 0x0) recvmmsg(r0, &(0x7f00000037c0)=[{{&(0x7f00000004c0)=@ethernet={0x0, @random}, 0x374, &(0x7f0000000380)=[{&(0x7f0000000040)=""/95, 0x14b}, {&(0x7f0000000140)=""/85, 0x20a}, {&(0x7f0000000fc0)=""/4096, 0xf2}, {&(0x7f0000000400)=""/106, 0x2ce}, {&(0x7f0000000740)=""/73, 0x3dd}, {&(0x7f0000000200)=""/77, 0x4d}, {&(0x7f00000007c0)=""/154, 0x40d}, {&(0x7f0000000000)=""/22, 0xa}], 0x81, &(0x7f0000000600)=""/191, 0x41}}], 0x4000000000003b4, 0x0, &(0x7f0000003700)={0x77359400}) [ 172.080813][ T27] audit: type=1804 audit(1593312496.000:17): pid=8806 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir807335565/syzkaller.M34WRt/15/file0" dev="sda1" ino=15755 res=1 [ 172.114311][ T8813] bridge0: port 2(bridge_slave_1) entered disabled state [ 172.122231][ T8813] bridge0: port 1(bridge_slave_0) entered disabled state [ 172.180333][ T8813] device bridge0 entered promiscuous mode 02:48:16 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) set_robust_list(&(0x7f0000000380)={&(0x7f0000000140)={&(0x7f0000000040)}, 0x3ff, &(0x7f0000000280)={&(0x7f00000001c0)}}, 0x18) open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:16 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 172.472696][ T8806] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 172.505015][ T8820] bridge0: port 2(bridge_slave_1) entered blocking state [ 172.512630][ T8820] bridge0: port 2(bridge_slave_1) entered forwarding state 02:48:16 executing program 2: timer_create(0x0, &(0x7f0000000080)={0x0, 0x12}, &(0x7f00000000c0)) r0 = gettid() r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = perf_event_open(&(0x7f000025c000)={0x400000001, 0x70, 0x2005, 0x0, 0x0, 0x0, 0x0, 0x1, 0x8090, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, r1, 0x0) r3 = perf_event_open(&(0x7f000001d000)={0x7, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x11, r3, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r3) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r4, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r4, 0x0, 0x0, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) socketpair(0x1e, 0x1, 0x760, &(0x7f0000000000)={0xffffffffffffffff}) getsockname$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, &(0x7f0000000200)=0x10) sendto$inet(r4, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xf0000000000e814) r6 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r6, &(0x7f0000000140), 0xcc, 0x0) ioctl$sock_rose_SIOCDELRT(r6, 0x890c, &(0x7f0000000140)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x7ff, @null, @bpq0='bpq0\x00', 0x7, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}]}) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x3938700}, {0x0, 0x9}}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$KIOCSOUND(0xffffffffffffffff, 0x4b2f, 0x5) tkill(r0, 0x1004000000013) [ 172.521707][ T8820] bridge0: port 1(bridge_slave_0) entered blocking state [ 172.529357][ T8820] bridge0: port 1(bridge_slave_0) entered forwarding state [ 172.702254][ T8820] syz-executor.1 (8820) used greatest stack depth: 23520 bytes left 02:48:16 executing program 1: chdir(&(0x7f0000000240)='./file0\x00') r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000002c0)="2e00000010008108040f80ecdb4cb92e0a480e000d000000e8bd6efb250309000e000100240248ff050005001201", 0x2e}], 0x1}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x25, 0x1, 0x7) sendmmsg$alg(r3, &(0x7f0000000140), 0xcc, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) syz_genetlink_get_family_id$smc(&(0x7f00000001c0)='SMC_PNETID\x00') sendmsg$kcm(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)}, 0x4) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f00000002c0)="2500000010008108040f80ecdb4cb92e0a4804000d00000009020e00010040d5ae7d0200ff", 0x25}], 0x1, 0x0, 0x0, 0xe}, 0x0) 02:48:16 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x4, 0xe, &(0x7f0000001100)=ANY=[@ANYBLOB="b7020000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe0a000000850000000d000000b700000000000000950000000000000023b5922c90d1db26e58a72e306a78bbaf158fce7df486c60f7ae965121eddcd904d19ef8883600dd6f214a4a764f17b5fd74d49fefcafaf400"/168], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0xffffff8b}, 0x48) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000040)={r0, 0x18000000000002a0, 0x16, 0x34000, &(0x7f0000000500)="b9ff0300000d698cb89e14f088a8000f88a800008864638877fbac141421e9", 0x0, 0x100}, 0x28) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) ioctl$sock_rose_SIOCDELRT(r1, 0x890c, &(0x7f0000000080)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0x3}, 0x8, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={'nr', 0x0}, 0x0, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}]}) [ 172.948046][ T8841] bridge0: port 2(bridge_slave_1) entered disabled state [ 172.955258][ T8841] bridge0: port 1(bridge_slave_0) entered disabled state 02:48:17 executing program 2: r0 = epoll_create1(0x0) r1 = fcntl$dupfd(r0, 0x2, 0xffffffffffffffff) r2 = fanotify_init(0x0, 0x0) r3 = epoll_create1(0x0) r4 = fcntl$dupfd(r3, 0x2, 0xffffffffffffffff) fanotify_mark(r2, 0x65, 0x1, r4, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) r7 = openat(r6, &(0x7f0000000040)='./file0\x00', 0x400001, 0x100) ioctl$vim2m_VIDIOC_S_FMT(r7, 0xc0d05605, &(0x7f00000000c0)={0x0, @vbi={0x8, 0x1, 0x6, 0x30395056, [0x401], [0x800, 0x7ff], 0x2}}) r8 = bpf$MAP_CREATE(0x0, &(0x7f0000000500)={0x7, 0x4, 0x8, 0xf16, 0x0, 0x1}, 0x40) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r8, 0x28, &(0x7f0000000240)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={r9}, 0xc) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000)={0x1000, r9}, 0x8) fanotify_mark(r2, 0x62, 0x39, r1, 0x0) 02:48:17 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:17 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:17 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 173.134135][ T27] audit: type=1804 audit(1593312497.160:18): pid=8853 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/15/bus/file0" dev="sda1" ino=15851 res=1 [ 173.238608][ T8847] bridge0: port 2(bridge_slave_1) entered blocking state [ 173.246061][ T8847] bridge0: port 2(bridge_slave_1) entered forwarding state [ 173.254603][ T8847] bridge0: port 1(bridge_slave_0) entered blocking state [ 173.262227][ T8847] bridge0: port 1(bridge_slave_0) entered forwarding state 02:48:17 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 173.283610][ T27] audit: type=1804 audit(1593312497.310:19): pid=8858 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/16/bus/file0" dev="sda1" ino=15858 res=1 02:48:17 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:17 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 173.413803][ T8847] syz-executor.1 (8847) used greatest stack depth: 23456 bytes left [ 173.421974][ T27] audit: type=1804 audit(1593312497.440:20): pid=8860 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/17/bus/file0" dev="sda1" ino=15852 res=1 02:48:17 executing program 1: chdir(&(0x7f0000000240)='./file0\x00') r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000002c0)="2e00000010008108040f80ecdb4cb92e0a480e000d000000e8bd6efb250309000e000100240248ff050005001201", 0x2e}], 0x1}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x25, 0x1, 0x7) sendmmsg$alg(r3, &(0x7f0000000140), 0xcc, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) syz_genetlink_get_family_id$smc(&(0x7f00000001c0)='SMC_PNETID\x00') sendmsg$kcm(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)}, 0x4) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f00000002c0)="2500000010008108040f80ecdb4cb92e0a4804000d00000009020e00010040d5ae7d0200ff", 0x25}], 0x1, 0x0, 0x0, 0xe}, 0x0) 02:48:17 executing program 2: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000040)) open(&(0x7f0000000100)='./file0\x00', 0x72f801, 0x156) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000c80)=@newlink={0x40, 0x10, 0x403, 0xc96a0300, 0x0, {}, [@IFLA_LINKINFO={0x20, 0x12, 0x0, 0x1, @gtp={{0x8, 0x1, 'gtp\x00'}, {0x14, 0x2, 0x0, 0x1, {{0x8}, {0x8}}}}}]}, 0x40}}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$TIOCOUTQ(r3, 0x5411, &(0x7f00000000c0)) [ 173.505860][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 173.584454][ T8868] bridge0: port 2(bridge_slave_1) entered disabled state [ 173.591675][ T8868] bridge0: port 1(bridge_slave_0) entered disabled state [ 173.625372][ T8869] overlayfs: failed to resolve './file0': -2 02:48:17 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 173.661639][ T27] audit: type=1804 audit(1593312497.690:21): pid=8869 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/18/bus/file0" dev="sda1" ino=15858 res=1 02:48:17 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 173.841060][ T8879] overlayfs: failed to resolve './file0': -2 [ 173.888755][ T27] audit: type=1804 audit(1593312497.920:22): pid=8879 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/19/bus/file0" dev="sda1" ino=15833 res=1 02:48:18 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:18 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:18 executing program 2: setsockopt$inet6_tcp_TLS_TX(0xffffffffffffffff, 0x11a, 0x1, 0x0, 0x0) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket(0x9, 0x2, 0x8) sendto$inet6(0xffffffffffffffff, &(0x7f00000000c0)="e4c5857e0fd27a4569490fb444ef75a7b56412187d01f8f10e4f72ef7067b9a376ff4f4f48c426d376ee13ecaf2bcdfc9a766517f758aead48236c004638b4995bc6527b40cd7b21b852f9df004d84b4bf8e2a3bc3dde07bb0905a276a7f316f0261169be1d419a945f17bdbe51bdf7dc7cafade3173fb757390915899a237f442bfa2d6b0804c6dc7f00852f10c4cda372804eb04d883e171288f5f718fcacef2aeb4a59b7ccb79", 0xa8, 0x9f926d026e107c24, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) connect$inet6(0xffffffffffffffff, 0x0, 0x0) ioctl$int_in(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000200)={0x1, &(0x7f0000000280)=[{0x6, 0x0, 0x0, 0x8000000006}]}, 0x10) setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22, 0x0, @empty}, 0x1c) r1 = socket(0x10, 0x3, 0x0) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) close(r2) splice(r1, 0x0, r2, 0x0, 0x2, 0x0) write(r1, &(0x7f0000000080), 0x0) setsockopt$netlink_NETLINK_PKTINFO(0xffffffffffffffff, 0x10e, 0x3, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x20000000, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c) sendto$inet6(r0, &(0x7f00000002c0)='4', 0x1, 0x4080, 0x0, 0x0) poll(&(0x7f0000000040)=[{r0}], 0x1, 0x1ff) close(r0) [ 174.090522][ T8875] __nla_validate_parse: 3 callbacks suppressed [ 174.090541][ T8875] netlink: 5 bytes leftover after parsing attributes in process `syz-executor.1'. [ 174.128138][ T8888] overlayfs: failed to resolve './file0': -2 [ 174.158737][ T8875] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.166267][ T8875] bridge0: port 2(bridge_slave_1) entered forwarding state [ 174.174723][ T8875] bridge0: port 1(bridge_slave_0) entered blocking state [ 174.182189][ T8875] bridge0: port 1(bridge_slave_0) entered forwarding state [ 174.182598][ T27] audit: type=1804 audit(1593312498.210:23): pid=8891 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/20/bus/file0" dev="sda1" ino=15832 res=1 02:48:18 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 174.347990][ T8875] syz-executor.1 (8875) used greatest stack depth: 23328 bytes left 02:48:18 executing program 1: pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r1, &(0x7f00000000c0)=[{&(0x7f0000000180)="77690addcfbe1fbb66ec", 0xff3b}], 0x1, 0x1) close(r1) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nullb0\x00', 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r2, 0x0) r3 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0x492492492492805, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) splice(r0, 0x0, r1, 0x0, 0x11300, 0x0) write$binfmt_elf64(0xffffffffffffffff, &(0x7f00000001c0)={{0x7f, 0x45, 0x4c, 0x46, 0x6, 0x1, 0x1, 0x9, 0x2a6, 0x3, 0x3, 0x101, 0x1e0, 0x40, 0x20d, 0x3f, 0x4, 0x38, 0x2, 0x5, 0xf700, 0x5}, [{0x70000000, 0x1, 0x1, 0x400, 0xaf, 0x7, 0x82, 0x9}, {0x7, 0x2, 0x80, 0x1, 0xffffffff9a552244, 0x8, 0x1, 0x100000000}], "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", [[], []]}, 0x12b0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r6 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) accept4(r6, 0x0, 0x0, 0x0) r7 = dup2(r4, r5) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) setsockopt$inet6_MRT6_ADD_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd2, 0x0, 0x0) 02:48:18 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:18 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:18 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:18 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:19 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000600)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000640)=ANY=[@ANYBLOB="50010000240007050000d1010500000000000000", @ANYRES32=r2, @ANYBLOB="00000000ffffffff00000000dc0008000c00010002ff00fe0100000007000000ff0f0000ffffff7f05000000c70b02003f00050000000100410600001c00010003320900030000000000000001040000f7ffffff0100000008000200050000001c00010003f1f9000000000102000000fdffffff01000000070000001400020001fc020083040300e601000082a4de001c000100ff066b9806000000020000000900000000feff8c05000000100002000700010001000002810000004bfd01000020e900b00000000100000007000000fcffffff050000001000000007002d00070000000100000008000100736671"], 0x150}, 0x1, 0x0, 0x0, 0xc004}, 0x0) sendmmsg(r0, &(0x7f0000000180), 0x4000000000002bc, 0x0) 02:48:19 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:19 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 175.036483][ T8920] netlink: 72 bytes leftover after parsing attributes in process `syz-executor.1'. 02:48:19 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 175.086629][ T8925] netlink: 72 bytes leftover after parsing attributes in process `syz-executor.1'. 02:48:19 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)=@newlink={0x50, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x30, 0x12, 0x0, 0x1, @geneve={{0xb, 0x1, 'geneve\x00'}, {0x20, 0x2, 0x0, 0x1, [@IFLA_GENEVE_REMOTE6={0x14, 0x7, @empty}, @IFLA_GENEVE_TTL={0x5}]}}}]}, 0x50}}, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f0000000180)={0x15, "7d3ba80d0f8fb12ef597fb1e45d7705ed85291367f7baa63163c22b65d47bfa945ece134a6278965c9ab167b394dd6cba6b51521b77e762cb8c83abc25705d92cea9967e8913f86b767f0a77c33f0c4994df998dd0b389a37ef01eded0260245b16ebf8459d8d19187fd33f887ade550e17bbcc7844099770951d9633f647932"}) 02:48:19 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:19 executing program 2: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41be, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket(0x0, 0x8000000000000003, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) bind$tipc(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) shutdown(r1, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x2c, &(0x7f0000000380)=[@in6={0xa, 0x4e20, 0x0, @local, 0x5}, @in={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x40}}]}, &(0x7f0000000180)=0x10) r2 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000000c0)={r3, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0x326}, 0x9c) socket$inet_sctp(0x2, 0x1, 0x84) 02:48:19 executing program 1: r0 = socket(0x30002000000010, 0x4, 0x0) write(r0, &(0x7f0000000000)="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", 0xfc) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$RTC_AIE_ON(r2, 0x7001) [ 175.303390][ T8936] overlayfs: failed to resolve './file0': -2 02:48:19 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:19 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:19 executing program 5: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 175.501486][ T8951] overlayfs: failed to resolve './file0': -2 02:48:19 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:19 executing program 1: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) r1 = dup(r0) setsockopt$packet_int(r1, 0x107, 0x10000000000f, &(0x7f0000006ffc)=0x40000008, 0x4) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r3 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_int(r3, 0x107, 0xa, &(0x7f0000000080)=0x2, 0x4) setsockopt$packet_tx_ring(r3, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6, 0x0, 0x0, 0x5}, 0x1c) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000280)='nl80211\x00') r5 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r5, &(0x7f0000000140), 0xcc, 0x0) setsockopt$packet_tx_ring(r5, 0x107, 0xd, &(0x7f0000000000)=@req={0x20, 0x4, 0x2, 0x4}, 0x10) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000700)={&(0x7f0000000ac0)=ANY=[@ANYBLOB="34010000", @ANYRES16=r4, @ANYBLOB="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"], 0x134}}, 0x4000040) sendmsg$NL80211_CMD_SET_BEACON(0xffffffffffffffff, 0x0, 0x0) sendmsg$NL80211_CMD_SET_KEY(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, 0x0}, 0x40000) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000200)={'vlan0\x00', 0x0}) bind$packet(r0, &(0x7f0000000640)={0x11, 0x0, r6, 0x1, 0x0, 0x6, @link_local}, 0x14) sendto$inet6(r0, &(0x7f0000000300)="0503d03206023e0400a00000c513f7c25975e697b02f08066b2b2ff0dac8897c6b11876d886b143a301817ccd51cc5471d130a6632a88161b6fd8f24286a57c3fe257c3314a3974bb654697f", 0xfdfa, 0x0, 0x0, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) [ 175.606619][ T8954] overlayfs: failed to resolve './file1': -2 [ 175.626109][ T27] audit: type=1804 audit(1593312499.660:24): pid=8954 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/27/bus/file0" dev="sda1" ino=15832 res=1 02:48:19 executing program 5: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 175.728869][ T8958] overlayfs: failed to resolve './file0': -2 02:48:19 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:20 executing program 5: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 176.086530][ T8963] overlayfs: failed to resolve './file1': -2 02:48:20 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:20 executing program 5: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 176.250208][ T8974] overlayfs: failed to resolve './file1': -2 02:48:20 executing program 2: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41be, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket(0x0, 0x8000000000000003, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) bind$tipc(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) shutdown(r1, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x2c, &(0x7f0000000380)=[@in6={0xa, 0x4e20, 0x0, @local, 0x5}, @in={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x40}}]}, &(0x7f0000000180)=0x10) r2 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000000c0)={r3, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0x326}, 0x9c) socket$inet_sctp(0x2, 0x1, 0x84) 02:48:20 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cgroup.stat\x00', 0x26e1, 0x0) r1 = perf_event_open(&(0x7f0000000180)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000040)={0xffffffffffffffff}, 0x2, 0x5}}, 0x20) write$RDMA_USER_CM_CMD_LISTEN(0xffffffffffffffff, &(0x7f00000000c0)={0x7, 0x8, 0xfa00, {r4, 0x4}}, 0x10) close(r1) r5 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bsg\x00', 0x2, 0x0) getsockname$l2tp6(r5, &(0x7f0000000140)={0xa, 0x0, 0x0, @initdev}, &(0x7f0000000200)=0x20) [ 176.362708][ T8979] overlayfs: failed to resolve './file1': -2 02:48:20 executing program 5: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:20 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 176.589515][ T8992] overlayfs: failed to resolve './file1': -2 02:48:20 executing program 5: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:20 executing program 1: r0 = syz_genetlink_get_family_id$ethtool(&(0x7f00000000c0)='ethtool\x00') r1 = socket$nl_generic(0x10, 0x3, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nvram\x00', 0x200, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000002c0)={0x0, 0xfffffffffffffea1, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="38000000240007750000004007a2a30005000000", @ANYRES32=r8, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000440)=@newtfilter={0x38, 0x64, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r8}, [@filter_kind_options=@f_flower={{0xb, 0x1, 'flower\x00'}, {0x8, 0x2, [@TCA_FLOWER_KEY_ENC_OPTS={0x4}]}}]}, 0x38}}, 0x0) connect$packet(r4, &(0x7f0000000100)={0x11, 0x1, r8}, 0x14) ioctl$HIDIOCGRAWPHYS(r3, 0x80404805, &(0x7f0000000040)) sendmsg$ETHTOOL_MSG_LINKMODES_SET(r1, &(0x7f0000000240)={0x0, 0x30000, &(0x7f00000001c0)={&(0x7f0000000440)={0x44, r0, 0x427, 0x0, 0x0, {}, [@ETHTOOL_A_LINKMODES_HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'syz_tun\x00'}]}, @ETHTOOL_A_LINKMODES_OURS={0x18, 0x3, 0x0, 0x1, [@ETHTOOL_A_BITSET_BITS={0x10, 0x3, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8}]}]}, @ETHTOOL_A_BITSET_NOMASK={0x4}]}]}, 0x44}}, 0x0) openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dlm_plock\x00', 0x4000, 0x0) 02:48:20 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 176.813481][ T9001] overlayfs: failed to resolve './file1': -2 [ 176.825154][ T9002] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 176.862404][ T27] kauditd_printk_skb: 4 callbacks suppressed [ 176.862414][ T27] audit: type=1804 audit(1593312500.890:29): pid=9001 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/32/bus/file0" dev="sda1" ino=15852 res=1 02:48:20 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 176.907304][ T9002] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. 02:48:21 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:21 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:21 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:21 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:21 executing program 2: perf_event_open(&(0x7f0000000240)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000400)='/dev/dsp\x00', 0x0, 0x0) poll(&(0x7f0000000040)=[{r0}], 0x1, 0x0) ioctl$SNDCTL_DSP_SETTRIGGER(r0, 0x40045010, &(0x7f00000000c0)=0x1) mmap(&(0x7f0000005000/0x3000)=nil, 0x3000, 0x400000b, 0x12, r0, 0x0) getsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_mtu(r1, 0x0, 0xa, &(0x7f0000000000), &(0x7f0000000080)=0x4) 02:48:21 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r2, 0x84, 0x12, &(0x7f00000001c0), &(0x7f0000000200)=0x4) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000240)=@bridge_getlink={0x2b0, 0x12, 0x200, 0x0, 0x0, {0x7, 0x0, 0x0, 0x0, 0x0, 0x80}, [@IFLA_VFINFO_LIST={0x290, 0x16, 0x0, 0x1, [{0x108, 0x1, 0x0, 0x1, [@IFLA_VF_IB_PORT_GUID={0x14, 0xb, {0x1f, 0x1f}}, @IFLA_VF_IB_PORT_GUID={0x14, 0xb, {0x7, 0x7fffffff}}, @IFLA_VF_VLAN={0x10, 0x2, {0x9, 0x5dd, 0x80}}, @IFLA_VF_VLAN_LIST={0x90, 0xc, 0x0, 0x1, [{0x14, 0x1, {0x7, 0x1f2, 0x1ff, 0x88a8}}, {0x14, 0x1, {0x6, 0x531, 0xf7, 0x8100}}, {0x14, 0x1, {0x4, 0xcea, 0x800, 0x8100}}, {0x14, 0x1, {0x9, 0x853, 0x3, 0x8100}}, {0x14, 0x1, {0x4, 0xd65, 0x6, 0x8100}}, {0x14, 0x1, {0x3ff, 0x80, 0x1, 0x9a8}}, {0x14, 0x1, {0x0, 0x7fa, 0x6, 0x88a8}}]}, @IFLA_VF_IB_PORT_GUID={0x14, 0xb, {0x7, 0x8}}, @IFLA_VF_RATE={0x10, 0x6, {0x8, 0x3, 0x10001}}, @IFLA_VF_SPOOFCHK={0xc, 0x4, {0x10000}}, @IFLA_VF_SPOOFCHK={0xc, 0x4, {0x0, 0x80}}]}, {0x24, 0x1, 0x0, 0x1, [@IFLA_VF_IB_PORT_GUID={0x14, 0xb, {0x101, 0x8}}, @IFLA_VF_LINK_STATE={0xc, 0x5, {0xffffff81, 0xfffffffb}}]}, {0xe0, 0x1, 0x0, 0x1, [@IFLA_VF_SPOOFCHK={0xc, 0x4, {0xa5, 0x9}}, @IFLA_VF_IB_NODE_GUID={0x14, 0xa, {0x5, 0x7}}, @IFLA_VF_TRUST={0xc, 0x9, {0xbc1}}, @IFLA_VF_IB_NODE_GUID={0x14, 0xa, {0x80000000, 0xfffffffffffffff9}}, @IFLA_VF_IB_NODE_GUID={0x14, 0xa, {0x25, 0x8}}, @IFLA_VF_RATE={0x10, 0x6, {0x3, 0x8, 0x6}}, @IFLA_VF_VLAN={0x10, 0x2, {0x1, 0x76c, 0x100}}, @IFLA_VF_VLAN_LIST={0x68, 0xc, 0x0, 0x1, [{0x14, 0x1, {0xef0, 0x648, 0x9, 0x8100}}, {0x14, 0x1, {0x80, 0xeb5, 0x40, 0x8100}}, {0x14, 0x1, {0x0, 0x125, 0x9, 0x8100}}, {0x14, 0x1, {0xff, 0x30f, 0xc9b, 0x8100}}, {0x14, 0x1, {0x5, 0x4f0, 0x5, 0x8100}}]}]}, {0x80, 0x1, 0x0, 0x1, [@IFLA_VF_MAC={0x28, 0x1, {0x5, @local}}, @IFLA_VF_MAC={0x28, 0x1, {0x7, @local}}, @IFLA_VF_RATE={0x10, 0x6, {0x33, 0x6, 0x6}}, @IFLA_VF_TRUST={0xc, 0x9, {0x401, 0x489}}, @IFLA_VF_VLAN={0x10, 0x2, {0x1, 0xcbc, 0xddc}}]}]}]}, 0x2b0}, 0x1, 0x0, 0x0, 0x40000}, 0x0) syz_emit_ethernet(0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="086dfb4dd1eee83e3b22c1050bdb384c4010bd81a4b24ce84b07c896a0cae7dd40a5871c19e78818683eda747cca6e1304dab3c940bb88f8b033e1fc6b336c5aac93b5fcb3dfd4a403d5ac79fff7e14fd8550d75fa1abf5b2d6b887849fa17ddfce9ed2f67fdbbfa855cf637b89043ba06bffeb32fcee96dba38127e8d4113c8ec8790de23485f21cb61690feb1a31af45bd38264ad0b975186b11798e8ec441caa4a8273b720452ece612fd4b9fe3977265", @ANYRES16=r0, @ANYRES64, @ANYRES32, @ANYRES16=r0, @ANYRESDEC=r0, @ANYRES16=r1, @ANYRESHEX=r3, @ANYRES32=r3, @ANYRES32=r1], 0x0) 02:48:21 executing program 4: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 177.353546][ T9034] overlayfs: failed to resolve './file1': -2 02:48:21 executing program 4: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:21 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:21 executing program 1: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f0000000080)={&(0x7f0000000040)=[0x0, 0x0, 0x0], 0x3, 0x1000}) r3 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r4, &(0x7f0000000140), 0xcc, 0x0) r5 = creat(&(0x7f0000000280)='./file0\x00', 0x0) close(r5) r6 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r6, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f0000000040)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r5, 0x84, 0x83, &(0x7f0000000000)={r7}, 0x8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r4, 0x84, 0x18, &(0x7f0000000140)={r7, 0x5}, &(0x7f0000000180)=0x8) getpeername$packet(r3, &(0x7f00000000c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000100)=0x14) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='attr/prev\x00') [ 177.563209][ T9041] overlayfs: failed to resolve './file1': -2 02:48:21 executing program 4: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:21 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:21 executing program 4: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:21 executing program 2: r0 = socket$l2tp6(0xa, 0x2, 0x73) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) connect$tipc(r1, &(0x7f0000000080)=@name={0x1e, 0x2, 0x2, {{0x42, 0x3}, 0x4}}, 0x10) prctl$PR_GET_DUMPABLE(0x3) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) sendmsg$AUDIT_GET(r2, &(0x7f00000001c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x10, 0x3e8, 0x400, 0x70bd28, 0x25dfdbff, "", ["", ""]}, 0x10}, 0x1, 0x0, 0x0, 0x4081}, 0x40004) sendmmsg$inet6(r0, &(0x7f0000000500)=[{{&(0x7f0000000000)={0xa, 0x0, 0x0, @empty}, 0x1c, 0x0}}, {{&(0x7f0000000040)={0xa, 0x0, 0x0, @empty}, 0x1c, 0x0, 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="180000000018"], 0x18}}], 0x2, 0x0) [ 177.768469][ T9050] overlayfs: failed to resolve './file1': -2 [ 177.879308][ T9055] overlayfs: failed to resolve './file1': -2 02:48:22 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:22 executing program 4: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:22 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = getpgrp(0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = gettid() r4 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r3, r1, 0x0, r2, r4) setsockopt$inet6_int(r2, 0x29, 0x38, &(0x7f0000000000)=0x1000, 0x4) r5 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) ftruncate(r5, 0x8) ioctl$sock_SIOCSIFVLAN_GET_VLAN_VID_CMD(r0, 0x8983, &(0x7f0000000040)) r6 = syz_open_dev$ttys(0xc, 0x2, 0x1) ftruncate(r6, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x20000004, &(0x7f0000b63fe4), 0x1c) 02:48:22 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 178.079175][ T9066] overlayfs: failed to resolve './file0': -2 [ 178.080612][ T9065] overlayfs: failed to resolve './file1': -2 [ 178.102420][ T27] audit: type=1804 audit(1593312502.130:30): pid=9066 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/39/bus/file0" dev="sda1" ino=15863 res=1 02:48:22 executing program 4: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 178.236799][ T9072] overlayfs: failed to resolve './file0': -2 [ 178.261113][ T9075] overlayfs: failed to resolve './file1': -2 [ 178.273325][ T27] audit: type=1804 audit(1593312502.300:31): pid=9072 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/40/bus/file0" dev="sda1" ino=15870 res=1 02:48:22 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:22 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 178.462044][ T9081] overlayfs: failed to resolve './file0': -2 [ 178.494932][ T27] audit: type=1804 audit(1593312502.530:32): pid=9081 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/41/bus/file0" dev="sda1" ino=15873 res=1 02:48:22 executing program 0: r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x5, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r3 = dup3(r1, r2, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$DRM_IOCTL_AGP_ALLOC(r5, 0xc0206434, &(0x7f0000000040)={0x100000000, 0x0, 0x10001, 0x8}) ioctl$DRM_IOCTL_AGP_ALLOC(r3, 0xc0206434, &(0x7f0000000080)={0x0, r6, 0x10000, 0x3}) r7 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x12, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="18000000000000000000000000000000611220000000000095000000000000005e3fe4b1602ae925a707218a899b5f231f769306f919c7e20e925580b48967e0f5647b35354b903c4ebf9e30e985e33f50bbbc2b8a319644275ef6e849e9b0043e65ce76c05e20054beffa82f5b2ebaa16631d65682e"], &(0x7f0000000140)='GPL\x00', 0x1, 0xfb, &(0x7f0000000200)=""/251, 0x0, 0x0, [], 0x0, 0x8, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0xffffffffffffff66}, 0x48) 02:48:22 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$TUNGETFILTER(r1, 0x801054db, &(0x7f0000000080)=""/138) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x8, &(0x7f0000000040)={0x16, &(0x7f0000000000)=[{0x7, 0xb4, 0x5, 0x2}, {0x2, 0x7f, 0x9}, {0x0, 0x7, 0x3, 0x7}, {0xfff, 0x6, 0x1, 0xfffffffd}, {0x2, 0x3, 0xfc, 0x800}, {0x6, 0x0, 0xff, 0x3}, {0x8000, 0xfb, 0x2, 0x8}]}) 02:48:22 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, 0x0, &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:22 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:22 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 178.670170][ T27] audit: type=1804 audit(1593312502.700:33): pid=9093 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/42/bus/file0" dev="sda1" ino=15878 res=1 02:48:22 executing program 1: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000080)=ANY=[@ANYBLOB="50000000100005078a00"/20, @ANYRES32, @ANYBLOB="00000000000000001c0012800b00010500726964676500000c00028008001500000000000a0001000080c2000000000008000a001eb0728d259253c86d47918064fcc07a1c945d4238ec578e2dea24079ece771ebc10bd12f697f24983a8f317507a3b03fcd8a1615744fd2cbfc7e2c695696507bbf703a4eb24956692ac1000751810bb83e63cdfce4aa054074606f7b8c567ae63275964ff030000e59372b438accfb765b3b7b34085474009e00143069105f148d2fb8d63d456a83ef6ca242089513342a7648cc2e2cab9df4131be0f59ec86a5618dd9500749b3ec136e885abe63efade720b2552bc4d3202d09b4f89be6f4", @ANYRES32], 0x50}, 0x1, 0x0, 0x0, 0x4000010}, 0x0) bpf$ENABLE_STATS(0x20, &(0x7f0000000040), 0x4) socket(0x10, 0x8000000000000003, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) sendmmsg(r0, &(0x7f0000000000), 0x0, 0x0) 02:48:22 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, 0x0, &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 178.860426][ T27] audit: type=1804 audit(1593312502.890:34): pid=9104 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/43/bus/file0" dev="sda1" ino=15875 res=1 02:48:23 executing program 2: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_MSRS(r4, 0x4008ae89, &(0x7f0000000180)={0x9, 0x0, [{0x994, 0x0, 0x1c}, {0xbc6, 0x0, 0x8}, {0xbdf, 0x0, 0x7f}, {0xc0011035, 0x0, 0xffffffffffffff7f}, {0x32b, 0x0, 0x1f}, {0xbcd, 0x0, 0x400}, {0x19b, 0x0, 0x20}, {0x920, 0x0, 0x9}, {0xafb, 0x0, 0x6}]}) ioctl$PERF_EVENT_IOC_RESET(r2, 0x2403, 0x7) sendmsg$nl_xfrm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=@newsa={0xf0, 0x10, 0x713, 0x0, 0x0, {{@in=@dev, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x2}, {@in6=@mcast2, 0x0, 0x32}, @in=@multicast2, {}, {0x4, 0x0, 0x0, 0x1}, {}, 0x0, 0x0, 0x2, 0x0, 0x0, 0x5}}, 0xf0}}, 0x0) 02:48:23 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000140)) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) openat$audio1(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio1\x00', 0x480800, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB='(\x00', @ANYRES32=0x0, @ANYBLOB="000000000000000008001d0000000000"], 0x28}}, 0x0) r2 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nvme-fabrics\x00', 0x2000, 0x0) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) setrlimit(0x2, &(0x7f0000000080)={0x0, 0x20080000003}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 02:48:23 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, 0x0, &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:23 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:23 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000032000/0x18000)=nil, &(0x7f0000000280)=[@text32={0x20, &(0x7f0000000140)="b9800000c00f3235010000000f309a090000006500660f3882af724d00002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d68366baa100ed", 0x51}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bf, 0xd108c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x108, 0xfffffffffffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f00000001c0)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x4, 0x0, 0x40000007, 0x0, 0x0, 0x0, 0x4cb]}) close(0xffffffffffffffff) r3 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r3, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f0000000440)=ANY=[@ANYBLOB="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"/313, @ANYRES32=0x0], &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x83, &(0x7f0000000000)={r4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000380)={r4, @in={{0x2, 0x4e23, @multicast1}}, 0x0, 0x1000, 0x7, 0x0, 0xa, 0x3, 0x6}, &(0x7f00000000c0)=0x9c) ioctl$KVM_RUN(r2, 0xae80, 0x0) syz_open_procfs(0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000000)={0x3, 0x70, 0x0, 0x0, 0x2, 0x0, 0x0, 0xfffffffffffffffe, 0x10008, 0x2, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext, 0x5, 0x0, 0x0, 0x0, 0x0, 0x10}, 0x0, 0x0, 0xffffffffffffffff, 0x2) ioctl$KVM_RUN(r2, 0xae80, 0x0) 02:48:23 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xfffffffdffffffff, 0xffffffffffffffff, 0x0) openat$nvram(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) ioctl$EXT4_IOC_MOVE_EXT(r0, 0xc028660f, &(0x7f0000000000)={0x0, r1, 0x3d6, 0x2, 0xffffffffffffffc1}) dup(0xffffffffffffffff) r2 = perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x0, 0x8000000000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_NR_MMU_PAGES(r4, 0xae44, 0x4) r5 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r5, 0x1, 0xf, &(0x7f0000f59ffc)=0x8, 0x4) bind$inet6(r5, &(0x7f0000000480)={0xa, 0x0, 0x0, @mcast1={0xff, 0x0}}, 0x1c) lremovexattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)=@known='system.advise\x00') dup2(r2, r5) [ 179.155857][ T27] audit: type=1804 audit(1593312503.190:35): pid=9118 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/44/bus/file0" dev="sda1" ino=15891 res=1 02:48:23 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:23 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:23 executing program 2: unshare(0x20000400) r0 = epoll_create1(0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) mmap$usbfs(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, r2, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r0, &(0x7f0000000000)={0x60000011}) 02:48:23 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup(r0) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r2, 0x84, 0x16, &(0x7f0000000000)={0x6, [0x6, 0x800, 0xfffd, 0x0, 0x8, 0x8]}, 0x10) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)={0x5c, 0x2, 0x6, 0x5, 0x0, 0x0, {}, [@IPSET_ATTR_TYPENAME={0x16, 0x3, 'hash:net,port,net\x00'}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0xa}, @IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_DATA={0xc, 0x7, 0x0, 0x1, [@IPSET_ATTR_TIMEOUT={0x8}]}]}, 0x5c}}, 0x0) [ 179.413281][ T27] audit: type=1804 audit(1593312503.440:36): pid=9132 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/45/bus/file0" dev="sda1" ino=15888 res=1 02:48:23 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:23 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:23 executing program 2: syz_emit_ethernet(0x46, &(0x7f0000001740)={@local, @remote, @void, {@ipv6={0x86dd, @dccp_packet={0x0, 0x6, "15241a", 0x2, 0x21, 0x0, @local, @ipv4={[], [], @remote}, {[], {{0x0, 0x0, 0x4, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, "8643c5", 0x0, "1a248c"}}}}}}}, 0x0) ioctl$VIDIOC_G_CTRL(0xffffffffffffffff, 0xc008561b, &(0x7f0000000000)={0x7, 0x4}) 02:48:23 executing program 0: clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) exit_group(0x0) r0 = socket$inet6(0xa, 0x2, 0x0) r1 = dup(r0) setsockopt$inet6_tcp_TCP_QUEUE_SEQ(r0, 0x6, 0x15, &(0x7f0000000080)=0xfd, 0x4) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) keyctl$instantiate(0xc, 0x0, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], 0x1a, 0x0) add_key(&(0x7f0000000000)='encrypted\x00', &(0x7f0000000180)={'syz'}, &(0x7f0000000040)="fecc709c678a45c60cac0747491db7a71d0fa3ed26802a06b03d6854", 0x1c, 0xfffffffffffffffe) 02:48:23 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 179.689822][ T27] audit: type=1804 audit(1593312503.720:37): pid=9155 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/46/bus/file0" dev="sda1" ino=15862 res=1 [ 179.698619][ T9162] encrypted_key: insufficient parameters specified 02:48:23 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 179.905636][ T9173] overlayfs: failed to resolve './file0': -2 [ 179.960617][ T27] audit: type=1804 audit(1593312503.990:38): pid=9170 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/47/bus/file0" dev="sda1" ino=15888 res=1 02:48:24 executing program 1: perf_event_open(&(0x7f0000000000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x400000, 0x3}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet6(0xa, 0x3, 0x3c) r0 = syz_open_procfs(0x0, &(0x7f0000000080)='net/wireless\x00') preadv(r0, &(0x7f0000001180)=[{&(0x7f0000000100)=""/4096, 0x1000}], 0x1, 0x0) ioctl$sock_ifreq(0xffffffffffffffff, 0x0, 0x0) 02:48:24 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup/syz0\x00', 0x200002, 0x0) openat$cgroup_type(r0, &(0x7f00000001c0)='cgroup.type\x00', 0x2, 0x0) syz_emit_ethernet(0x2192, &(0x7f0000000200)={@local, @remote, @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, ' \x00', 0x215c, 0x2c, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c]}, @local, {[@dstopts={0x87, 0x0, [], [@ra={0x5, 0x2, 0x6}, @pad1]}, @hopopts={0x87, 0x214, [], [@ra={0x5, 0x2, 0x5}, @pad1, @calipso={0x7, 0x38, {0x2, 0xc, 0x40, 0x2, [0x6e8, 0x8, 0x0, 0x1f, 0x10001, 0x0]}}, @calipso={0x7, 0x28, {0x3, 0x8, 0x1b, 0xa2b, [0x9, 0x9, 0x5, 0x1]}}, @generic={0x7f, 0x1000, "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"}, @jumbo={0xc2, 0x4, 0x2c520714}, @hao={0xc9, 0x10, @mcast1}, @pad1, @calipso={0x7, 0x18, {0x2, 0x4, 0x4, 0x8b5c, [0x100000001, 0xd355]}}, @padn={0x1, 0x2, [0x0, 0x0]}]}, @fragment={0x2e, 0x0, 0xb6, 0x0, 0x0, 0x2, 0x65}, @hopopts={0x33, 0x1, [], [@generic={0x80, 0x7, "db5f589240e0b1"}, @ra={0x5, 0x2, 0x7}]}, @hopopts={0x5c, 0x206, [], [@jumbo={0xc2, 0x4, 0x1}, @hao={0xc9, 0x10, @empty}, @jumbo={0xc2, 0x4, 0x8001}, @hao={0xc9, 0x10, @ipv4={[], [], @local}}, @generic={0x8, 0x1000, "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@srh={0x67, 0x4, 0x4, 0x2, 0x45, 0x20, 0xa90, [@local, @dev={0xfe, 0x80, [], 0x3a}]}], {{0x0, 0x0, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}}}}}}}, 0x0) r1 = socket$inet6_dccp(0xa, 0x6, 0x0) setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x3b, &(0x7f0000000080)={0x5c, 0x19, [], [@enc_lim={0x4, 0x1, 0x6}, @calipso={0x7, 0x38, {0x1, 0xc, 0x9, 0x20, [0x9, 0x0, 0x4, 0xffffffff, 0x1000, 0x100]}}, @ra, @calipso={0x7, 0x50, {0x1, 0x12, 0x7f, 0x1, [0x68120bc4, 0x1, 0x14000000000, 0x80, 0x4, 0x2, 0x62, 0x7, 0x1]}}, @calipso={0x7, 0x38, {0x0, 0xc, 0x9, 0x0, [0x5, 0xffffffffffffffff, 0x5, 0x2, 0x101, 0x8]}}]}, 0xd8) 02:48:24 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = add_key$keyring(&(0x7f0000000080)='keyring\x00', &(0x7f0000000180)={'syz', 0x2}, 0x0, 0x0, 0xffffffffffffffff) add_key(&(0x7f0000000140)='cifs.spnego\x00', &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, r0) r1 = add_key$keyring(&(0x7f0000000080)='keyring\x00', &(0x7f0000000180)={'syz', 0x2}, 0x0, 0x0, 0xffffffffffffffff) syz_genetlink_get_family_id$SEG6(&(0x7f0000000100)='SEG6\x00') add_key(&(0x7f0000000140)='cifs.spnego\x00', &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, r1) keyctl$instantiate(0xc, r0, &(0x7f00000000c0)=@encrypted_load={'load ', 'default', 0x20, 'user:', 'bic\x00', 0x20, 0x6, 0x20, [0x34]}, 0x2e, r1) setsockopt$inet6_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, &(0x7f0000000040)='bic\x00', 0x4) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x4001, 0x0, @remote, 0x6}, 0x1c) 02:48:24 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:24 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 180.126161][ T9189] overlayfs: failed to resolve './file0': -2 [ 180.127399][ T9193] overlayfs: missing 'lowerdir' 02:48:24 executing program 0: syz_mount_image$gfs2(&(0x7f0000000200)='gfs2\x00', &(0x7f0000000240)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="05800000b651"]) 02:48:24 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:24 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$exfat(&(0x7f0000001900)='exfat\x00', &(0x7f0000001940)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000002b00)={[{@errors_continue='errors=continue', 0x8}]}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000000140)=0x4, 0x4) r3 = dup(r2) r4 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r4, &(0x7f0000000140), 0xcc, 0x0) sendmsg$RDMA_NLDEV_CMD_RES_CQ_GET(r4, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, 0x140c, 0x100, 0x70bd2b, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_CQN={0x8, 0x3d, 0x4}, @RDMA_NLDEV_ATTR_RES_CQN={0x8, 0x3d, 0x3}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}]}, 0x30}, 0x1, 0x0, 0x0, 0x50}, 0x4004) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) write$capi20(r3, &(0x7f0000000000)={0x10, 0x9d, 0xc4, 0x82, 0x7, 0xfffffffa}, 0x10) 02:48:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) migrate_pages(0x0, 0x78, &(0x7f0000000000)=0xfffffffffffffffe, &(0x7f0000001ac0)=0x2) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x80000, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) read$fb(r3, &(0x7f00000000c0)=""/73, 0x49) getsockopt$EBT_SO_GET_INIT_INFO(r1, 0x0, 0x82, &(0x7f0000000280)={'nat\x00'}, &(0x7f0000000300)=0x78) sendmsg$SOCK_DESTROY(r0, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="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"], 0x124}, 0x1, 0x0, 0x0, 0x8000}, 0x40000000) 02:48:24 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:24 executing program 0: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000040)=ANY=[@ANYBLOB="380000002000353b000000000000000002000000000000000000000008000e0000000000140003007369743000de00"/56], 0x38}, 0x1, 0x10}, 0x0) 02:48:24 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, 0x0, &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 180.345907][ T9206] overlayfs: failed to resolve './file0': -2 [ 180.381773][ T9208] overlayfs: missing 'lowerdir' 02:48:24 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:24 executing program 1: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) bind(0xffffffffffffffff, &(0x7f0000000080)=@generic={0x0, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() write$sndseq(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @ext={0xfe, &(0x7f0000000240)="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"}}], 0x1c) wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) r1 = getpgrp(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x1) setresuid(0x0, r2, 0x0) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f00000001c0)={0x57, 0x80000001, {0xffffffffffffffff}, {r2}, 0x0, 0x100}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = gettid() r5 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r4, r1, 0x0, r3, r5) ptrace$setsig(0x4203, r4, 0x101, &(0x7f0000000140)={0xd, 0x8, 0x43df}) tkill(r0, 0x2) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r0, 0x0, 0x0) 02:48:24 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockname$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote}, &(0x7f0000000040)=0x1c) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newlink={0x38, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x18, 0x12, 0x0, 0x1, @vti={{0x8, 0x1, 'vti\x00'}, {0xc, 0x2, 0x0, 0x1, [@vti_common_policy=[@IFLA_VTI_IKEY={0x8}]]}}}]}, 0x38}}, 0x0) 02:48:24 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, 0x0, &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 180.589538][ T9219] overlayfs: missing 'lowerdir' 02:48:24 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000000100)=0x100000001, 0x4) r1 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x7ff, 0x50002) write$P9_RFLUSH(r1, &(0x7f0000000040)={0x7, 0x6d, 0x2}, 0x7) close(r0) setsockopt$inet6_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f0000000080)=0x2, 0x4) connect$inet6(r0, &(0x7f0000000180)={0xa, 0x0, 0x0, @loopback, 0x1}, 0x1c) recvmmsg(r0, &(0x7f0000000080), 0x21e, 0x40010002, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x240000d1, 0x0, 0x0) 02:48:24 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:24 executing program 0: socket$alg(0x26, 0x5, 0x0) bind$alg(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8001, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext, 0x10180, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x4412c580, 0x0, 0x0, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$KVM_HAS_DEVICE_ATTR(r1, 0x4018aee3, &(0x7f0000000080)={0x0, 0x3, 0x1, &(0x7f0000000040)=0x7fffffff}) syz_open_dev$hiddev(&(0x7f0000000000)='/dev/usb/hiddev#\x00', 0x8001, 0x103c40) 02:48:24 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, 0x0, &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 180.982404][ T9239] IPVS: ftp: loaded support on port[0] = 21 [ 181.574158][ T229] tipc: TX() has been purged, node left! 02:48:26 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) migrate_pages(0x0, 0x78, &(0x7f0000000000)=0xfffffffffffffffe, &(0x7f0000001ac0)=0x2) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x80000, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) read$fb(r3, &(0x7f00000000c0)=""/73, 0x49) getsockopt$EBT_SO_GET_INIT_INFO(r1, 0x0, 0x82, &(0x7f0000000280)={'nat\x00'}, &(0x7f0000000300)=0x78) sendmsg$SOCK_DESTROY(r0, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="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"], 0x124}, 0x1, 0x0, 0x0, 0x8000}, 0x40000000) 02:48:26 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:26 executing program 1: memfd_create(&(0x7f0000000100)='#\'%nodev\x00', 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000004, 0x11, r0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$IOC_PR_PREEMPT_ABORT(r2, 0x401870cc, &(0x7f0000000000)={0xee, 0x7, 0x7, 0x2}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) ioctl$TCSETSF(r6, 0x5404, &(0x7f0000000180)={0x7fffffff, 0x0, 0x8, 0x401, 0xd, "6f33c50caf338ac97c701eafeb1c76c7d0468e"}) ioctl$MON_IOCX_GETX(r4, 0x4018920a, &(0x7f0000000140)={&(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @iso}, &(0x7f0000000040)=""/176, 0xb0}) signalfd(0xffffffffffffffff, &(0x7f00000020c0), 0x8) 02:48:26 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:26 executing program 0: r0 = getpgrp(0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = gettid() r3 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r2, r0, 0x0, r1, r3) setsockopt$inet6_tcp_TCP_REPAIR_QUEUE(r3, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r4 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r4, &(0x7f0000000140), 0xcc, 0x0) ioctl$sock_inet_sctp_SIOCINQ(r4, 0x541b, &(0x7f0000000080)) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x4800, 0x0) ioctl$KVM_CHECK_EXTENSION_VM(r5, 0xae03, 0x4) bpf$PROG_LOAD(0x5, &(0x7f00000054c0)={0x2, 0x16, &(0x7f0000000340)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00'}, 0x48) ppoll(0x0, 0x0, 0x0, 0x0, 0x0) 02:48:26 executing program 1: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) syz_emit_ethernet(0x3e, &(0x7f00000000c0)=ANY=[@ANYBLOB="0380c2000000aaaaaaaaaaaa86ddfcfffffffffffffffe8000000000a4fd00000000000000bbff0200000000000000000000000000018000907800000000936dac9a303952038cede203c9404130019c045e259059b621fdc7142fe802e38b09586ee1970f26ee3be882e4afa9864aabac7c01a1134ba0912db9a2b417e921e363d6e21a923265"], 0x0) r3 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x60000, 0x0) ioctl$SNDCTL_DSP_STEREO(r3, 0xc0045003, &(0x7f0000000080)=0x1) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$VIDIOC_DBG_G_CHIP_INFO(r5, 0xc0c85666, &(0x7f0000000180)={{0x1, @name="73f7e5b0fe31a4410d265d33ed266ff114fbf928f9292825de428b632b97ce8a"}, "2b0d8cb584d149e0c6b12714741ed1bd97df02299c3b1b7b50191456d27c72e8", 0x3}) 02:48:26 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:26 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:26 executing program 1: add_key(0x0, 0x0, &(0x7f0000000900)="842e546284ab5c86b294b8966db23bea2610d4835fad9fb0717071eea42c05ccb848d7a2257f3c8d7cbc0c1c1b66d7f7c5cf0b7de215e40d44a9f484a577475ed5623a12a0caccc1bb33eb3b0a0a9d2e80990287ec5bf489701113c814cc2296c2368dcdaf58ca64beae8fec50e100edc28c1ee4ecbb6e0e8612cb142b3eb0067df1f93cf28ac9ea0c5719985799506782bcc3f095968e8d491937479392e5c3db8b7d5ae0070d15be627e88f2b1e9419d007b295e20fc8bc54f8eaeb88b51b6d03ebce4aede0827cc995343fe5f3d6fefcc660437", 0xd5, 0x0) r0 = socket(0x11, 0x800000003, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000600)={'team0\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000000)=@newqdisc={0x88, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_mqprio={{0xb, 0x1, 'mqprio\x00'}, {0x58, 0x2, {{0xc, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfc]}}}}]}, 0x88}}, 0x0) r4 = socket(0x1000000010, 0x80002, 0x0) sendmmsg$alg(r4, &(0x7f0000000200), 0x10efe10675dec16, 0x0) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x5, 0x24, 0x400, 0xc}, 0x40) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0xea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f00000008c0)={0x0, 0x0, &(0x7f0000000140), &(0x7f00000000c0), 0x1081, r5}, 0x38) r6 = add_key$keyring(&(0x7f0000000080)='keyring\x00', &(0x7f0000000180)={'syz', 0x2}, 0x0, 0x0, 0xffffffffffffffff) add_key(&(0x7f0000000140)='cifs.spnego\x00', &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, r6) add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={'syz', 0x3}, 0x0, 0x0, r6) 02:48:26 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:26 executing program 0: mmap(&(0x7f0000002000/0x4000)=nil, 0x4000, 0x0, 0x10, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x80, 0x8000) r1 = socket$kcm(0x10, 0x2, 0x10) r2 = syz_genetlink_get_family_id$tipc(&(0x7f00000000c0)='TIPC\x00') sendmsg$SOCK_DESTROY(r0, &(0x7f0000000700)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000240)={0x478, 0x15, 0x100, 0x70bd26, 0x25dfdbfe, {0x15, 0x7}, [@INET_DIAG_REQ_BYTECODE={0x7b, 0x1, "68fbcd06f2d2b35beeefa1d571ca64bf20d0f46e5d4dab50ee38005ed3e6d4b91ca41e1726291cd80efd6368d8680479033401974f83d3ea96b3ce98d79daba3a0aa669cadb6ea22b2c0156899c04f5eb77990fbe4c54c7e5281c9876c5ec72875ae1d58985f8215d5f7fae347d2f0547fa1fe0b9864d8"}, @INET_DIAG_REQ_BYTECODE={0xda, 0x1, "7901b8e9e933fb9cc6b7152f68c508f83ba9a8820e13d8560bf73bd1fc9f9b6c482f2c969c8bd938a8f10fe2f8d8be4904cbb9f1f892730aaee62ffd54e3ac3abdd1d19478584de8aa7c45f3580595063b979a8b9ebe95c1374e4d4e966cf9aff774fa467145259150ae374bc405714342274ec72a145b7326502295b094088e552e7ff8f3850b4605ef29a9bc7b9827f168f4c00ebf20d558892389f75c819ab48711cde358d3321f2ed90ea25ebe3cfa45d3ba10b67e6c4dd7639469fb82932dedc8a98ec9b026318e4b65adf5af2402cd1709e445"}, @INET_DIAG_REQ_BYTECODE={0xe5, 0x1, "dad62757e1bf62952c019e587cc83a06f13c12a8e871f4bab0508b59f430abf21a28c0e74eb792d9e5c2edcfe3024f6f099e65507b98555a84f523f7854214a11180d004c352464a9193c970d68c2a5c61bbf89453c875b14076a5905ed5f75778cb31d7ce8bf7f4164025bee0d8927834f5a8fba8f241c787d5cd0b97a1d37aa7e67a9422df60348de05b47b7e28059f6c92f1cf46b845df8926f7605ab68b50e6ef7b1563ee5f778c3ce06e95f6500c538a56a8e924bfa3cc3983ae49b954120eec076b36c91f9eb77d4b29840ccb52755733e699592bb30904d16aa85093054"}, @INET_DIAG_REQ_BYTECODE={0xf6, 0x1, "28263fac59bc944f5a90fe405c70f8a16c1c543db42aad1af3e9993f0735793612d6ea38dfcf24701082b048f2bba0df338a9a5fec04ccb672075010f97da18d98d9c877b575cc3ea856830028ecc7bbc7db7c1170a2cd99023da27502fb1f38ffc020a3d9e2a7f5d5b7791a91542109c0da8d788ebd54deab25e928565b7b3d24cf990e041274abee525b1304c7220a98f222d88a97e156b1c254cc22fd61db2afb837294c3acd03b40afdfb53eca616e476636673ff2b47df99136784b210120e9d2ca1868148e608dcdb7fb7d1030dd8aebcd7cec185db9e37272623b6026c3538aac42b62a8eed46b5f4fb0d4ef830b7"}, @INET_DIAG_REQ_BYTECODE={0x92, 0x1, "632220046ab263dc030155229dc4e2d0ce35c54986bbb7ec1d3c81b3d2aade29ffef998c968beff095f1279b43a35357d76f82c03170293a45d1f7c09069f3ae686c034bfc79cc6dc38b5ecd7e1adedb59d0c58c0a3f505c9e4e5735c58dd860a8a3d9162e16b57149908ba343ffee3246f8edc777d013291d44cd3d6c5b0389d0acded0fb51b7b736c179e6f457"}, @INET_DIAG_REQ_BYTECODE={0x95, 0x1, "10c84f36ee745bf20235bd66c617124361bb5afcef5adff1bc8ce6505f4f27a447ba52bb60201e7af7d6d84ee2bc11b4a2088415f30211d70df3694e1639f1258940c1d342978e6229ee5f6c062cbfa585877404461eb0aaae557e9191ae8b6e1a557c28ae98219643e489a435d4c04a16da6e82851013c8f0ef823f842d523cf8d637c1d59571cc27492c97df3c2d779f"}]}, 0x478}}, 0x4000000) sendmsg$TIPC_CMD_SET_LINK_PRI(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x68, r2, 0x8b8e0eb13081c495, 0x0, 0x0, {{}, {0x0, 0x3fff}, {0x4c, 0x18, {0x0, @media='eth\x00'}}}}, 0x68}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_PRI(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, r2, 0x8, 0x70bd29, 0x25dfdbfd, {{}, {}, {0x14, 0x18, {0x6, @bearer=@udp='udp:syz0\x00'}}}, ["", "", "", "", "", "", "", "", ""]}, 0x30}, 0x1, 0x0, 0x0, 0x8d0}, 0x884) r3 = open(&(0x7f0000000040)='./bus\x00', 0x14b842, 0x0) r4 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/keys\x00', 0x0, 0x0) sendfile(r3, r4, 0x0, 0x8000005) 02:48:26 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 182.976124][ T9315] overlayfs: missing 'workdir' [ 183.045910][ T27] kauditd_printk_skb: 3 callbacks suppressed [ 183.045919][ T27] audit: type=1804 audit(1593312507.080:42): pid=9315 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/54/bus/file0" dev="sda1" ino=15933 res=1 02:48:27 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) migrate_pages(0x0, 0x78, &(0x7f0000000000)=0xfffffffffffffffe, &(0x7f0000001ac0)=0x2) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x80000, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) read$fb(r3, &(0x7f00000000c0)=""/73, 0x49) getsockopt$EBT_SO_GET_INIT_INFO(r1, 0x0, 0x82, &(0x7f0000000280)={'nat\x00'}, &(0x7f0000000300)=0x78) sendmsg$SOCK_DESTROY(r0, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="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"], 0x124}, 0x1, 0x0, 0x0, 0x8000}, 0x40000000) 02:48:27 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:27 executing program 0: getsockname$packet(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f0000000200)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xdfffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'poly1305-simd\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) r2 = dup(r1) write$UHID_DESTROY(r2, &(0x7f0000000080), 0xfffffe9c) openat$ppp(0xffffffffffffff9c, 0x0, 0x101040, 0x0) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000100)='nl80211\x00') r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000002c0)={0x0, 0xfffffffffffffea1, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="38000000240007750000004007a2a30005000000", @ANYRES32=r7, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000440)=@newtfilter={0x38, 0x64, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r7}, [@filter_kind_options=@f_flower={{0xb, 0x1, 'flower\x00'}, {0x8, 0x2, [@TCA_FLOWER_KEY_ENC_OPTS={0x4}]}}]}, 0x38}}, 0x0) sendmsg$NL80211_CMD_NEW_MPATH(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x28, r3, 0x300, 0x70bd2b, 0x25dfdbfc, {}, [@NL80211_ATTR_IFINDEX={0x8, 0x3, r7}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa}]}, 0x28}, 0x1, 0x0, 0x0, 0x44080}, 0x0) 02:48:27 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:27 executing program 1: unshare(0x20000400) r0 = socket$unix(0x1, 0x400040000000001, 0x0) bind$unix(r0, &(0x7f0000003000)=@abs={0x0, 0x0, 0x1}, 0x6e) r1 = socket$unix(0x1, 0x1, 0x0) connect(r1, &(0x7f0000985ff8)=@un=@abs={0x1}, 0x8) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/rt6_stats\x00') sendfile(r1, r2, 0x0, 0x800000bf) ioctl$TCGETX(r2, 0x5432, &(0x7f0000000080)) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) connect(r4, &(0x7f0000985ff8)=@un=@abs={0x1}, 0x8) r5 = syz_open_procfs(0x0, &(0x7f0000000000)='net/rt6_stats\x00') sendfile(r4, r5, 0x0, 0x800000bf) ioctl$sock_SIOCSIFVLAN_ADD_VLAN_CMD(r4, 0x8983, &(0x7f0000000000)={0x0, 'virt_wifi0\x00', {}, 0x1}) r6 = socket$unix(0x1, 0x1, 0x0) connect(r6, &(0x7f0000985ff8)=@un=@abs={0x1}, 0x8) r7 = syz_open_procfs(0x0, &(0x7f0000000000)='net/rt6_stats\x00') sendfile(r6, r7, 0x0, 0x0) ioctl$SG_GET_NUM_WAITING(r7, 0x227d, &(0x7f0000000040)) connect(r3, &(0x7f0000985ff8)=@un=@abs={0x1}, 0x8) [ 183.491285][ T9328] overlayfs: missing 'lowerdir' [ 183.501585][ T9329] overlayfs: missing 'workdir' [ 183.535139][ T27] audit: type=1804 audit(1593312507.570:43): pid=9329 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/55/bus/file0" dev="sda1" ino=15928 res=1 [ 183.583475][ T9336] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 02:48:27 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 183.808817][ T9345] overlayfs: missing 'lowerdir' [ 184.044548][ T9338] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 02:48:28 executing program 1: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000600)=ANY=[@ANYBLOB="3400000010000104539300"/20, @ANYRES32=r1, @ANYBLOB="ddffffffffffffff140012000c000100627269646765"], 0x34}}, 0x0) r2 = socket(0x1, 0x803, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=@ipv6_newaddr={0x40, 0x14, 0x9535393fea6295b5, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r3}, [@IFA_CACHEINFO={0x14, 0x6, {0x2, 0xdc9}}, @IFA_LOCAL={0x14, 0x2, @ipv4={[], [], @multicast1}}]}, 0x40}}, 0x0) r4 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r4, &(0x7f0000000180)=[{0x9, 0x1000000000000, &(0x7f0000000080), 0xe, &(0x7f0000000100)}], 0x492492492492642, 0x0) 02:48:28 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:28 executing program 0: prctl$PR_GET_FPEXC(0xb, &(0x7f00000000c0)) recvmmsg(0xffffffffffffffff, &(0x7f00000028c0)=[{{&(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @mcast2}}}, 0x80, 0x0, 0x0, 0x0, 0xdf}}], 0x800004d, 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000100)='auxv\x00') preadv(r0, &(0x7f00000017c0), 0x315, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) io_setup(0x1ff, &(0x7f0000000140)=0x0) io_submit(r2, 0x1e09328e, &(0x7f0000000040)=[&(0x7f0000000000)={0x0, 0x0, 0x0, 0x1000800000000001, 0x0, r1, 0x0, 0x12f}]) 02:48:28 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 184.590507][ T9358] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 184.591694][ T9356] overlayfs: missing 'lowerdir' [ 184.609548][ T9357] overlayfs: missing 'workdir' 02:48:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) migrate_pages(0x0, 0x78, &(0x7f0000000000)=0xfffffffffffffffe, &(0x7f0000001ac0)=0x2) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x80000, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) read$fb(r3, &(0x7f00000000c0)=""/73, 0x49) getsockopt$EBT_SO_GET_INIT_INFO(r1, 0x0, 0x82, &(0x7f0000000280)={'nat\x00'}, &(0x7f0000000300)=0x78) sendmsg$SOCK_DESTROY(r0, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="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"], 0x124}, 0x1, 0x0, 0x0, 0x8000}, 0x40000000) [ 184.631158][ T27] audit: type=1804 audit(1593312508.660:44): pid=9357 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/56/bus/file0" dev="sda1" ino=15949 res=1 [ 184.682836][ T9358] device bridge1 entered promiscuous mode 02:48:28 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:28 executing program 0: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x0, 0x0) getpriority(0x1, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) prctl$PR_SET_SECUREBITS(0x1c, 0x8) r1 = socket(0x0, 0x800, 0x800100) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, 0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)) openat$full(0xffffffffffffff9c, 0x0, 0x0, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) getpgid(0x0) shutdown(0xffffffffffffffff, 0x1) setsockopt$inet_sctp_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000040)=@assoc_value, 0x8) fchmod(0xffffffffffffffff, 0x181) getsockopt$inet_opts(r0, 0x0, 0x0, &(0x7f0000000440)=""/156, &(0x7f0000000080)=0x9c) unshare(0x600) write$binfmt_script(0xffffffffffffffff, 0x0, 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) ioprio_set$pid(0x2, 0x0, 0x7ff) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8916, &(0x7f0000000100)={'bond_slave_0\x00', {0x2, 0x0, @loopback}}) 02:48:29 executing program 1: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000005780)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x18}}, 0x0) r0 = socket$inet6(0xa, 0x800000000000002, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2, 0x2}, 0x1c) connect$inet6(r0, &(0x7f0000004540)={0xa, 0x4e60, 0x0, @ipv4={[], [], @multicast2}}, 0x1c) sendmmsg(r0, &(0x7f0000004d80)=[{{0x0, 0x200e402, &(0x7f0000001500)=[{&(0x7f0000000040)="d3622fe131479cee20fb607a9585dc0b411619fd3b65066522d73df58b9257b566c6fc626776defc3a2e249c9120cab00220bc31d41e44f96f67971b8ed8a3dc9eb4123a903d58da02dd1eca653150422bc91e9585fb38", 0x57}, {&(0x7f00000011c0)="7cc3be44ec866303c11f9ec49c2fe80d4ccef580f3bf717b5e129f1dc7766fdf864b7bc35924f34bb5fd1dd89172a4b0db90eea51bdfec78bb53e8d41773cba7f1305a8a40b7368445a71ef7870273f1544930baf73a8bfa6ece09d54376b821b65fdf1e0704f1f3c5a823fa67f635159af010053f5b909f8e944c43d6fb1c4fca639b470d3e6ad140d0838958ecf0fc98a780205474fdeb93a97d27b4f3314a9585129aaec893d7fe36d87fd746841ac5c60b31e1732a1a3ca0afcc4068cdde63b142700c563c1ab59dc0b7200723bf21c694583ed8fed1b2bc5c204df3812c223ce0de2f40b69e7f4e8ba1c3ebc31de2f4190e3f1ceb", 0xf7}, {&(0x7f00000012c0), 0x80fe}, {&(0x7f0000000280)="0c22fcc310e8a4d628dc3f33cd1758b784d34ef62ecd943b96c5573b05e34886b55503a08eeac42aafc204e9fec654b4b0853f4c32d8d6f8968a96b81710a9ed49ae96ea22eb07accdc99ed31fb48b921b4c9af7278829eb32247169da3593e5e73371e82e3558cd87b9c876b91e091e933496ae3a6b5a00a79f50110980c83af2fd44e0f08908f806be4146080def894a3ac87c3d214e32b0e031c8873b6ed3cdb9c160ee236576cb5a749ee356d4f5df961b35ec3667bcfa641e2c812a5eefbd78546783b6bd280dc4ec1cd015bee7d07f0993d6", 0xd5}, {&(0x7f0000001440)="7b18908bcd34b2f4eef2193c5f89bb79551b5d7000ccc31628374b03e7f0b8bbfe45", 0x22}], 0x5, 0x0, 0x0, 0xffffffe0}}], 0x400000000000132, 0x4000000) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) read$qrtrtun(r3, &(0x7f0000000140)=""/71, 0x47) ioctl$sock_rose_SIOCADDRT(r1, 0x890b, &(0x7f00000000c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x95, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0='bpq0\x00', 0x3, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}) 02:48:29 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:29 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:29 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 185.162947][ T9381] overlayfs: missing 'lowerdir' [ 185.180779][ T27] audit: type=1804 audit(1593312509.210:45): pid=9381 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/57/bus/file0" dev="sda1" ino=15963 res=1 02:48:29 executing program 0: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f0000000280)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x220007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) recvmmsg(r0, &(0x7f0000005540)=[{{0x0, 0xe00480f3, &(0x7f0000000240)=[{&(0x7f0000001340)=""/4067, 0x20002323}], 0x1, 0x0, 0xef013080, 0x1f4}}], 0x1, 0x100, 0x0) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000600), 0x4) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socket$bt_cmtp(0x1f, 0x3, 0x5) r3 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r3, 0x84, 0x12, &(0x7f0000000000), &(0x7f0000000040)=0x4) sendto$inet(r0, &(0x7f00000012c0)="0c268a927f1f6588b967480a41ba7860f46ef65ac618ded8974895abeaf4b4834ff922b3f1e0b02bd67aa03059bcecc7a95c25a3a07e758044ab4ea6f7ae55d88fecf90b1a7511bf746bec66ba", 0xfe6a, 0x11, 0x0, 0x170) [ 185.312279][ T9386] overlayfs: missing 'lowerdir' 02:48:29 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 185.338487][ T27] audit: type=1804 audit(1593312509.370:46): pid=9386 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/58/bus/file0" dev="sda1" ino=15963 res=1 02:48:29 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 185.550911][ T9395] overlayfs: missing 'lowerdir' [ 185.598832][ T27] audit: type=1804 audit(1593312509.630:47): pid=9395 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/59/bus/file0" dev="sda1" ino=15958 res=1 02:48:29 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:29 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 185.810500][ T9403] overlayfs: option "workdir=./file0" is useless in a non-upper mount, ignore [ 185.848226][ T9403] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent [ 185.872742][ T27] audit: type=1804 audit(1593312509.900:48): pid=9407 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/60/bus/file0" dev="sda1" ino=15924 res=1 02:48:29 executing program 1: r0 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="020000009f84bb57964baaaaaaaaaaaa08004500005800006000002f9078ac1414bbac1414bb042065580000000000000800000086dd080088be0000000010000000000000000000080022eb00000000200000000600000000000000000000000800655800000000"], 0x6a) r2 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm-monitor\x00', 0x202000, 0x0) ioctl$KVM_GET_NESTED_STATE(r2, 0xc080aebe, &(0x7f0000000240)={{0x0, 0x0, 0x80}}) 02:48:30 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 185.962184][ T9409] overlayfs: missing 'workdir' 02:48:30 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 186.109066][ T9416] overlayfs: option "workdir=./file0" is useless in a non-upper mount, ignore [ 186.156764][ T9416] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent [ 186.168598][ T27] audit: type=1804 audit(1593312510.200:49): pid=9421 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/61/bus/file0" dev="sda1" ino=15957 res=1 [ 186.206431][ T9422] overlayfs: missing 'workdir' 02:48:30 executing program 0: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/uinput\x00', 0x0, 0x0) ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000140)={{}, 'syz0\x00'}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r4 = pidfd_getfd(r2, r3, 0x0) ioctl$UI_SET_EVBIT(r0, 0x40045564, 0x3) ioctl$UI_DEV_CREATE(r0, 0x5501) r5 = accept4$packet(r4, 0x0, &(0x7f0000000040), 0x80800) fsetxattr$security_evm(r5, &(0x7f0000000080)='security.evm\x00', &(0x7f00000001c0)=@sha1={0x1, "ecb347a998553e80fe87473b4b42704b7a8f9d6b"}, 0x15, 0x2) r6 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r7 = fcntl$dupfd(0xffffffffffffffff, 0x406, r6) ioctl$TIOCL_SETVESABLANK(r7, 0x541c, &(0x7f0000000200)) r8 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/bus/input/devices\x00', 0x0, 0x0) read$FUSE(r8, &(0x7f0000001040), 0x1000) 02:48:30 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:30 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:30 executing program 2: setsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000300)={{{@in6=@private2, @in6=@ipv4={[], [], @local}}, {}, {0x0, 0x0, 0x0, 0x2}}, {{@in6=@local}, 0x0, @in=@empty}}, 0xe8) syz_mount_image$bfs(&(0x7f0000000000)='bfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f0000000080)=[{&(0x7f0000000180)="cefaad1bb83c000040dc", 0xff0f}], 0xc102, 0x0) r0 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) fchdir(r0) creat(&(0x7f0000000780)='./file0\x00', 0x0) open(&(0x7f0000000240)='./bus\x00', 0x100000141042, 0x0) r1 = open(&(0x7f00000000c0)='./file0/file0\x00', 0x228c80, 0x100) r2 = syz_open_dev$sndctrl(&(0x7f0000000100)='/dev/snd/controlC#\x00', 0x4, 0x0) dup(r2) r3 = msgget$private(0x0, 0x0) msgctl$IPC_SET(r3, 0x1, &(0x7f0000000340)={{0xffffffffffffffff, 0x0, 0x0, 0x0, 0xee00}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd}) msgctl$MSG_STAT_ANY(r3, 0xd, &(0x7f0000000300)=""/140) msgctl$IPC_SET(r3, 0x1, &(0x7f0000000340)={{0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd}) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$gtp(&(0x7f0000000040)='gtp\x00') sendmsg$GTP_CMD_NEWPDP(r4, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000200)={0x24, r5, 0x1, 0x0, 0x0, {}, [@GTPA_VERSION={0x8}, @GTPA_LINK={0x8}]}, 0x24}}, 0x0) sendmsg$GTP_CMD_DELPDP(r1, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000400)={&(0x7f00000001c0)={0x24, r5, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@GTPA_VERSION={0x8}, @GTPA_PEER_ADDRESS={0x8, 0x4, @rand_addr=0x64010101}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000040}, 0x4000) msgctl$IPC_STAT(r3, 0x2, &(0x7f0000000280)=""/66) ioctl$VIDIOC_G_ENC_INDEX(r1, 0x8818564c, &(0x7f00000007c0)) unlink(&(0x7f0000000040)='./file0\x00') [ 186.367920][ T9428] overlayfs: missing 'workdir' 02:48:30 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 186.401168][ T9430] overlayfs: option "workdir=./file0" is useless in a non-upper mount, ignore 02:48:30 executing program 2: r0 = socket$inet6(0xa, 0x3, 0x2) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) r2 = accept$inet(r1, &(0x7f0000000000), &(0x7f0000000040)=0x10) ioctl$FICLONE(r2, 0x40049409, r0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x17}}}, 0x1c) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$TIOCCONS(r4, 0x541d) sendmmsg$inet6(r0, &(0x7f00000003c0)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000540)=[@rthdr_2292={{0x28, 0x29, 0x5, {0x0, 0x2, 0x2, 0x1, 0x0, [@empty]}}}], 0x28}}], 0x1, 0x0) [ 186.447187][ T9430] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent [ 186.455677][ T27] audit: type=1804 audit(1593312510.480:50): pid=9436 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/62/bus/file0" dev="sda1" ino=15978 res=1 [ 186.499036][ T9439] input: syz0 as /devices/virtual/input/input6 [ 186.505158][ T9438] overlayfs: missing 'lowerdir' 02:48:30 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:30 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(0x0, &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 186.693440][ T9451] overlayfs: missing 'lowerdir' 02:48:30 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(0x0, &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 186.937061][ T9427] input: syz0 as /devices/virtual/input/input7 02:48:31 executing program 2: syz_mount_image$iso9660(&(0x7f0000003400)='iso9660\x00', &(0x7f0000003440)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)={[{@block={'block', 0x3d, 0x800}}]}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) ioctl$sock_SIOCBRDELBR(r2, 0x89a1, &(0x7f0000000080)='rose0\x00') ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000000040)={{&(0x7f0000ffb000/0x2000)=nil, 0x2000}, 0x1}) 02:48:31 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:31 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x806, 0x0) bind$inet6(r1, &(0x7f0000000100)={0xa, 0x4e23}, 0x1c) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000004880)={0xffffffffffffffff, 0xc0, &(0x7f00000047c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000004680)=0x5, 0x0, 0x0, 0x0, &(0x7f00000046c0)={0x5, 0x2}, 0x0, 0x0, &(0x7f0000004700)={0x1, 0x5, 0x0, 0x2}, &(0x7f0000004740)=0x5, 0x0, 0x0, 0x0, 0x0, &(0x7f0000004780)=0x7}}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f00000048c0)={0x1c, 0x7, &(0x7f0000001540)=@framed={{0x18, 0x0, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x4}, [@ldst={0x47ad0df565a56ebe, 0x3, 0x1, 0x9, 0x5, 0xfffffffffffffff0, 0xffffffffffffffff}, @initr0={0x18, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x1071}, @alu={0x7, 0x1, 0x7, 0xa, 0x5, 0xffffffffffffffe0, 0xfffffffffffffff0}]}, &(0x7f0000001580)='syzkaller\x00', 0x6, 0x3, &(0x7f00000015c0)=""/3, 0x41100, 0x5, [], 0x0, 0x8, r3, 0x8, &(0x7f0000001600)={0x3, 0x3}, 0x8, 0x10, &(0x7f0000004640)={0x4, 0x1, 0x8, 0x7fff}, 0x10, r4, r6}, 0x78) listen(r1, 0x3) r7 = socket$inet_dccp(0x2, 0x6, 0x0) write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000004280)=ANY=[@ANYBLOB="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"/951], 0x3b7) connect$inet(r7, &(0x7f0000772000)={0x2, 0x4e23}, 0x10) r8 = accept4(r1, 0x0, 0x0, 0x0) r9 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r9, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) sendmmsg(r8, &(0x7f00000040c0)=[{{&(0x7f0000000040)=@rxrpc=@in4={0x21, 0x4, 0x2, 0x10, {0x2, 0x4e23, @multicast2}}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000001140)="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", 0xff}], 0x1, &(0x7f0000001240)=[{0xa8, 0x3a, 0x80000001, "6bf7671ee677acebfbc3352fbb885639df4d1b0dc1be613a0c3691458ef0dc6990ff19063d02f7b58dee155b4bbf3d47447bc86d98eb281cea5861b1ffb7bfeadb374a811507bd9028d7cfee566fdf398ca06ebcd81dc6ec9442291662f69322803861ca3930539fc5a5580fe5f7cd855d0aa5248d4fdf87242f026554496a3c37d120b111d579de098fc4776fe1347f1e24e0"}, {0x58, 0x0, 0x8, "8d688621cac7334f437508c85ec14ff59f595f358d5c551783687f723399230f8d4c0191ec529786457a22262c4f63725dfba678e210a218f833382310d8ba94960e2a8f"}, {0x68, 0x108, 0x8c8, "0c0ebfc1d34a2f852e5f218320780303a06c16c45b31e63bdab1c76568a5cca579cc3c97b14686a0e8225f1638eb365280b6de1216d56eadc0b4b4dc7dfc7e002757c800af7ed401d4226e257cbf6f818b323ed6ca58"}], 0x168}}, {{&(0x7f00000013c0)=@pppoe={0x18, 0x0, {0x4, @dev={[], 0x10}, 'virt_wifi0\x00'}}, 0x80, &(0x7f0000001700)=[{&(0x7f0000001440)="1f30f7eb5c9c7ddbf834306af0bb04097560249f6992c914b012f040af03425f81049b60c430ed16bd697a9dff2a47666671f581ece731c2b435473c1511e470a1ac36c28b98122c7edd56940df4cef8b93dece92b69b1fae99e070956274ba3aee2758930b8e0a63fe5fc52539ac96182e438b900468ab1f547a1cfce9501e868af2d7bfdba08dc92225174902c4f6c12620765bda87d7142ebd2030699593443596a27aeb563c9a52a94a30a60127f597ada0a9371ed39afecadf2e65620999b26a0dc806d33ea91932190cee98491aaff91b211efc9990c1a8048a17ed888dcf75bc14491496bb0c4758aadccca87", 0xf0}, {&(0x7f0000004180)="f1cd0944e5c687a7673fadc3898b2fa5d09f95bc3b5d012fb95167d67d9d0b2bbb218c57053132137d86fe7cc26aaf6c5a30af21baf01aa2f059b541455637918a75207cad5305aef5656dc2338e835b4de29de7e9829f107e869627eb2d31d40e9179ee810cb76af603c9ccebbfa5d12e1242cca88d0c1e406b20617bf64da81ae23f9dd774c54206f777271840090967bc669ad41c327f72ef7fa6d76246b9bc40752aea101140755569634bc3193f0ea94b1004930db306534a0e61fca11bb91d4e0fc3fe3386e9ba8dc892f28c14fe1921beeeca9c3f44792c", 0xdb}, {&(0x7f0000001640)="c776034fdd68da6374a4c4a9c61dbdb5bbd74c47a8fdf4299dde22de2df68b3475c032c29a9e582b7198bfba33fb29a9092053f4d1aab1fb8be2d94d7a887450f0984b9d440e8878f4b2763ff14ff9ddb44317f1730c0de44348e9ec33be3177472d68d831d67883f0c920c55a8a63b47bb350f9f7abaeeb2acf06e962252a595d69804f09d955ad4388596e8d87471b251d31aa0f55e7b63c225bb107d2414be3443bc1dc567cba7e4cce43ad80e38091ae6d4bcf555b41ee6242303fdd8e", 0xbf}], 0x3, &(0x7f0000001740)=[{0xb0, 0x1db, 0x4d, "160a2d9eedbd44722b4b71fdf54ea9fa85d98484ee4a762a461544a4d2b3366c6c0dda7b1439f1ec4374be58bafafcb4e834f0f8333020bc2095f5c41a40e0fca0e4bb386139e59e9c6fe826644382bf14a220cdb254a48414b3c5e20b5a9da97ec92f6d13239bf0cd19b8d12e9f1b9a858160c383faf86f665406bb0d1928648cea68c5bb9a28d20971fa229c873df87b77ed8fe210628f6c81"}, {0xc0, 0x3a, 0x2, "ecb05aff2d08150b443656ddfcdac0450b255247e03ebd0214861acabaa8592eca3df0b83e75ebe39647965d6ea68485f3d61a111b248dc77da860efe4c7aff3726c11e6826d9336d7aaef1ae2f52cacbf1d7a57a79bbe43d4ae60315da916360f20c15adf15ad4404d206c1da812b8f1ae30aed8d0d8a0fd46913ec017d51ac9d2e547f92027bdf78efe5b6df5b8d80527780aba983e9e842ca0c3d293d9d5444f6495fcbcae006c8ad4e94"}, {0xd0, 0x114, 0x8, "bdf7e9627708a9cf2fe95fa4e1b9822dd483d0d5f6ddedf8f500b0d2eb11f41df621ab9114c05e2e477d8138b5d0bbadfd04b036b606866a185f51f00fe905cb0c987bc7f8d6b835aae9b88b1a82e2615304efd8fe176cdf893c213ca1f24acb4c2494bc2b09533bcb103fe8d9955ed2b2ca0ff9ca62b3a6dc175f42841d2117a6c25c1937607e33010ee8a751ce62151b387668d330f6ce2ad51dcbc97a66d2766c8b85ee77735182b3f3db42978951aa132b8aeb828d0fb1"}, {0xd8, 0x114, 0x1, "bf50538f1e2fab739a75b95ad8dde06a1558752e32bc2f3a2764de74e1f0a32f8253544b642f7cc9d5108aeffed68b910a32b28a9361ff70cca74ccb442626006b48659e30921c87dfd0074cc9b7b345925dfde22e531d34d5cf27cec7d2a737064263ebc7730a3aa2bf2e85b275b01ca845fcf44f277aada1f4d566b0721745903257eb41a37a99368eac58edf170dcfd870d78d9035d3d5d102e36a7435e5e8d817ce19b4d9d5fbc2d6f0b029c7ac4b056b18ab4ff4e0a375840ea658dbfe338"}, {0xa0, 0x115, 0x4, "8e1b3a43499a12b3d86bc2e31f4b36be50bc53f8abacfc653faa7b168577cbf7837cdebba2e262ea5134978dd8452222d64654bf9a4554a52be63e7c266913427c8184884b581cbff913a322818eac91dde7a05a89ca053d3dde252e9b4b0de64c0718c84e1e9c354a7710ee9a432db826ad42aa3af23c8f5ca1ca701f3227876178892af8072c23e6c9bfac0091"}, {0x48, 0x118, 0x80, "daf04c8854622a4aa74a961dbc21be7848c581bb4d68b16f9bb87b28e56f3a92a36b71f701bfa047b63ac59325344b1a0b3dd8"}, {0xf0, 0x115, 0x7fffffff, "a8c262021e16925c0a2b1434546a6f74d69cfd6f4ace228c0224480cd870b5dfd2318186bf0813eee7693df59a3ee4c1657bbc88c1711b599ab4b50b4170cbe882557b6f39ce191fa3c042d1a9c46844c8e79d53276a15c2cfa17278ceebb6261d45d676b2db81f4881063b965a8084b07fd9ebeab87345a2243e0a283b99af3fb218ccad35d0ea6f92016c35cfafc0b68b343fa64c674b9c373a34d3c961087cc2b04c9dcdbb609d1c16d352574c99f0e8b42cb2439bd29537d4aea495abc4216743347754b2736f1b743a175cfad9037621418b067c9441aedd7cd"}, {0x58, 0x88, 0x2, "3c6788fb2dc2addb70039c9114381943cc04c66db7a50ef8c365dd36921ca97b84b11dc92a6d2f51e9602fc6f737d246e55a2fb1621a76b85537e7e0d79f2f7954d502b340f1"}], 0x548}}, {{&(0x7f0000001cc0)=@pppol2tpv3in6={0x18, 0x1, {0x0, r9, 0x3, 0x4, 0x1, 0x2, {0xa, 0x4e20, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0xffffffff}}}, 0x80, &(0x7f0000002ec0)=[{&(0x7f0000001d40)="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"}, {0xd8, 0x119, 0x0, "9960f26931a513299ddd070157f91d7ad26a3c5cef6c4f66930ee6c530a3ad5b30aa83d232efafbf0612a432df710b8047027aa774ee3dfe342a1beb79ded966eb7f3e61f54ec07920611b11476feafda9c3cda0ba7dcf3e845033bbea90bfb1c7a51f84067c204d7bccc4261aeecf8ca044f59b2d4d73446c599bc2306bb5fab641a5d48535834e54f5c01968e90704647b3a965c516d731f48c2c9da319591d2756e6873276fda2ff92542058ae9594b3ff8b064887af549989754caf6bb2db1b8f8862245b3"}, {0xc8, 0x112, 0x2, "eeba47d1701033529c0a0c8fe2eae410aa326913a18a04a0c3b29664e4159ec0ba04f74d29733a899b29ea91a84b625bfff049a9993c993ba30e10cf59a324cddad759617b8e4599aed74818357ca4bcd15582fce32a720950a2bf665a88e638356dc9a39bde42ac329a626c693e36aa07b9aa71d172c7f38561c85bd45e4feb6f393c364cc6a0ec33cfb6cf0fafea2dca5d1ba65bf39de732d94cdb8e915e29f32a001105dd44ace18ff3e2e68b1b3aa4fb"}], 0x11b0}}], 0x3, 0x20004000) preadv(r0, &(0x7f0000000000)=[{&(0x7f0000000140)=""/4096, 0x1000}], 0x1, 0x8) 02:48:31 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(0x0, &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:31 executing program 3: clone(0x20002100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = socket$rds(0x15, 0x5, 0x0) bind$rds(r0, &(0x7f0000000840)={0x2, 0x0, @loopback}, 0x10) sendmsg$rds(r0, &(0x7f0000001600)={&(0x7f0000000000)={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, 0x0, 0x0, &(0x7f0000000c00)=[@fadd={0x58, 0x114, 0x6, {{}, &(0x7f0000000980), 0x0}}], 0x58}, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) r2 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000080)='NLBL_CALIPSO\x00') sendmsg$NLBL_CALIPSO_C_ADD(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x44, r2, 0x1, 0x70bd2c, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}]}, 0x44}, 0x1, 0x0, 0x0, 0x20000000}, 0x4000000) syz_mount_image$xfs(&(0x7f0000000800)='xfs\x00', &(0x7f0000000900)='./file0\x00', 0x0, 0x4, &(0x7f0000000880)=[{&(0x7f0000000f80)="487e78d91c2fb1c93b1bada1c911c80e2d675d391bfbe6cdf9f10f83065a2ff1d0f3e233e6953361cdb9111fe174e2114808426d0b416629fc55ba03444842aa1640581a6706927d7f24d0063fbfef52434e39cd8d8fc0fbbc363114c10da481187f4355a373edc92e65379505e15166094384c58f70c97260173fc22fc3e8dc6850297fdc32831b8de13ba306e3510e68d431ffe99a22926e2278e10f0cda629f170b096ab06a29ae52759dfa0a8fcc9b014aadb3fe38dfa0a4125f3ec56dc5339504baabfafad5dff5797df216f2a4c499", 0xfffffffffffffcd5}, {0x0}, {&(0x7f0000001080)="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", 0xc0, 0x5}, {&(0x7f0000000b80)="43298ef5797ef8b148cd1e414c6d0f7c2722e354dddeb30533a8bd34ea3f2e073e06341e5d91f9fca85e3494e451f8ff2a130f74099eb984780625e403b2cbe1e89341ee62348bd3f89e74d82c10d4126cfbbbf3927aa5a3eead9eb1f31aa33200", 0x61}], 0x18ad809, 0x0) [ 187.430880][ T9480] overlayfs: missing 'lowerdir' 02:48:31 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 187.459207][ T9484] atomic_op 0000000071d7113e conn xmit_atomic 0000000000000000 02:48:31 executing program 1: r0 = socket$key(0xf, 0x3, 0x2) r1 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f00000004c0)={{{@in6=@initdev={0xfe, 0x88, [], 0x0, 0x0}, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in6=@remote, 0x0, 0x2b}, 0x0, @in=@empty}}, 0xe8) r2 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f00000004c0)={{{@in6=@initdev={0xfe, 0x88, [], 0x0, 0x0}, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in6=@remote, 0x0, 0x2b}, 0x0, @in=@empty}}, 0xe8) r3 = socket$key(0xf, 0x3, 0x2) setsockopt$sock_int(r3, 0x1, 0x8, &(0x7f00000001c0), 0x4) sendmsg$key(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="020b000102"], 0x10}}, 0x0) sendmsg$key(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000840)=ANY=[@ANYBLOB="0212000002"], 0x10}}, 0x0) recvmmsg(r3, &(0x7f0000000f00), 0x274, 0x0, &(0x7f0000001000)={0x77359400}) sendmsg$OSF_MSG_REMOVE(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000001040)=ANY=[@ANYBLOB="6802000001050000000000000000000000000000540201000000000000000000000000000000000073797a3000000000000000000000000000000000000000000000000000000000a72e14988404ecfff124af978057c2daff"], 0x268}}, 0x0) sendmsg$key(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="02092000020000800000000000000000"], 0x10}}, 0x0) socket$netlink(0x10, 0x3, 0x0) write$RDMA_USER_CM_CMD_BIND_IP(0xffffffffffffffff, &(0x7f00000000c0)={0x2, 0x28, 0xfa00, {0x0, {0xa, 0x4e24, 0x3f, @mcast1, 0x10001}}}, 0x30) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000002c0)={0x0, 0xfffffffffffffea1, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="38000000240007750000004007a2a30005000000", @ANYRES32=r5, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000480)=@newtfilter={0x38, 0x64, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x0, 0xfff1}}, [@filter_kind_options=@f_flower={{0xb, 0x1, 'flower\x00'}, {0x8, 0x2, [@TCA_FLOWER_KEY_ARP_TIP={0x0, 0x3b, @private=0xa010102}]}}]}, 0x38}}, 0x0) sendmsg$ETHTOOL_MSG_LINKSTATE_GET(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000003c0)={&(0x7f00000002c0)={0x94, 0x0, 0x400, 0x70bd2a, 0x25dfdbfe, {}, [@ETHTOOL_A_LINKSTATE_HEADER={0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bridge_slave_1\x00'}]}, @ETHTOOL_A_LINKSTATE_HEADER={0x54, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_virt_wifi\x00'}]}, @ETHTOOL_A_LINKSTATE_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x40081}, 0x0) 02:48:31 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)=ANY=[@ANYBLOB="000000000000dc71d4bb00"/20, @ANYRES32=0x0, @ANYBLOB="1000000000000000280012800c0001006d6163766c616e0018000280000002000100000050000300030000000a0005000400000000000000"], 0x54}, 0x1, 0x0, 0x0, 0x20000810}, 0x40000000) 02:48:31 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', 0x0) open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:31 executing program 2: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = openat2(r3, &(0x7f0000000000)='./file0\x00', &(0x7f0000000280)={0x0, 0x20}, 0x18) sendmsg$IPSET_CMD_RENAME(r4, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x50, 0x5, 0x6, 0x0, 0x0, 0x0, {0x7, 0x0, 0x4}, [@IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x50}, 0x1, 0x0, 0x0, 0x200400c1}, 0x8000) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040), 0xc, &(0x7f0000000080)={&(0x7f0000000740)={0x190, 0x0, 0xa, 0x0, 0x0, 0x0, {}, [@generic="fc30a0474228b06df6f59f6047032bf6837da8496ffcfce0e930ef8f7085119654008e9bef0929ac5172666d284910c3c511856b4852723abaa049bc80480040267aaebd37b5f29e24b061a4ef7590", @typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @fd}, @nested={0x105, 0x0, 0x0, 0x1, [@typed={0x14, 0x88, 0x0, 0x0, @ipv6=@ipv4={[], [], @rand_addr=0x64010100}}, @generic="5fae041df4689a1540f22599eace9db779bc1fadb83529a76edf274c912018dd240181b9801aa295956d7cb44490b4c38101fe20b2b0420569ad78b6e421e3e70576b0e0025b4bca9cdc102d06aa237d67745b43b709ae889ec67ab21fcf75d993c407a768fcb7f8be473bb223e3dd64e94e5fdd4a885b4be53decd11da0751a75ec9b57d05d49502e355413dd4fefff89d8e878412df2618b795497414d95f3d21e2394e276ffb54827d8b4c51d589b41412bd52ae027be275d5a0e358452108d7d0a1824e24aa3019cc09b121c64b40349448ac061be1db22cbde823391735cb", @typed={0xc, 0x18, 0x0, 0x0, @u64}]}, @nested={0x14, 0x0, 0x0, 0x1, [@typed={0xd, 0x0, 0x0, 0x0, @str='/dev/kvm\x00'}]}]}, 0x190}, 0x1, 0x0, 0x0, 0x8000}, 0x0) openat$null(0xffffffffffffff9c, 0x0, 0x402200, 0x0) r5 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000029000/0x18000)=nil, &(0x7f0000000240)=[@textreal={0x8, &(0x7f00000000c0)="0f20e06635000020000f22e00f303667670fc77307baf80c66b8e077688566efbafc0c66edbaf80c66b8da6f8b8d66efbafc0cec660f01df0f20e60fc73f0f005300ba4300b80c00ef", 0x49}], 0x1, 0x0, 0x0, 0x0) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r5, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r6, 0x4090ae82, &(0x7f00000002c0)={[0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc5e]}) ioctl$KVM_RUN(r6, 0xae80, 0x0) ioctl$KVM_RUN(r6, 0xae80, 0x0) 02:48:31 executing program 0: socket$inet6_sctp(0xa, 0x1, 0x84) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) r1 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x181300, 0x0) ioctl$BLKIOMIN(r1, 0x1278, &(0x7f0000000040)) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000240)='nl80211\x00') sendmsg$NL80211_CMD_STOP_SCHED_SCAN(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000340)={0x1c, r3, 0x1, 0x0, 0x0, {}, [@NL80211_ATTR_SCAN_SUPP_RATES={0x8, 0x11d, 0x0, 0x1, [@NL80211_BAND_6GHZ={0x4}]}]}, 0x1c}}, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r1, 0xc0502100, &(0x7f0000000380)) sendmsg$NL80211_CMD_SET_KEY(r0, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x28, r3, 0x300, 0x70bd2a, 0x25dfdbfe, {}, [@NL80211_ATTR_MAC={0xa, 0x6, @random="bed385d37f5f"}, @NL80211_ATTR_KEY_IDX={0x5, 0x8, 0x1}]}, 0x28}, 0x1, 0x0, 0x0, 0x4}, 0x20004044) r4 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) eventfd2(0x0, 0x0) ioctl$int_in(r4, 0x800000c004500a, &(0x7f0000000300)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000, 0x0, @perf_bp={0x0}, 0xa7698d8c7b0bb10d}, 0x0, 0x0, 0xffffffffffffffff, 0x2) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) [ 187.699850][ T9496] overlayfs: option "workdir=./file0" is useless in a non-upper mount, ignore 02:48:31 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', 0x0) open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 187.767070][ T9496] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent 02:48:31 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x8, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) syz_open_dev$cec(0x0, 0x3, 0x2) syz_open_dev$cec(0x0, 0x3, 0x2) openat$vfio(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vfio/vfio\x00', 0x32f702, 0x0) connect$netrom(r0, &(0x7f0000000000)={{0x6, @rose}, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @default, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @bcast]}, 0x48) listen(r0, 0x0) unshare(0x42000200) r1 = accept(r0, 0x0, 0x0) add_key$keyring(0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffb) sendmsg$NFQNL_MSG_CONFIG(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x2, 0x3, 0x801}, 0x14}, 0x1, 0x0, 0x0, 0x80}, 0x1) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0xd74) ioctl$SNDRV_PCM_IOCTL_DELAY(0xffffffffffffffff, 0x80084121, &(0x7f0000000180)) r4 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) write$binfmt_elf64(r1, &(0x7f0000000680)=ANY=[], 0x3f00) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) 02:48:32 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', 0x0) open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 187.978506][ T9518] overlayfs: option "workdir=./file0" is useless in a non-upper mount, ignore [ 188.005312][ T9518] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent 02:48:32 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 188.098699][ T9522] IPVS: ftp: loaded support on port[0] = 21 [ 188.128104][ T9484] atomic_op 0000000051aece8d conn xmit_atomic 0000000000000000 02:48:32 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(0x0, 0x0, 0x0) [ 188.242362][ T9542] overlayfs: option "workdir=./file0" is useless in a non-upper mount, ignore [ 188.253485][ T9542] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent 02:48:32 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(0x0, &(0x7f00000002c0)='./bus/file0\x00') [ 188.342762][ T9522] IPVS: ftp: loaded support on port[0] = 21 02:48:32 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(r3, 0x40184150, &(0x7f00000000c0)={0x0, &(0x7f0000000000)="31a980d56590850d8de851faf3281af074bc47e5e7e609ced6eed70d8c40c5d0d7c08edb3c68c37194b543239b40c6aec262386acb6e1a07f97ea4ffc89dfc39b7c1198cf4d0e42254f1919c2e08ce5069ec1df31f28e3923ffa86fcdcec8bd3abdeb03a816201a4a53a0b7fa925c9ae44ff6273ae377365625ff3cf68e99853724c", 0x82}) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = syz_open_dev$sndpcmc(&(0x7f0000000140)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) r7 = socket$nl_route(0x10, 0x3, 0x0) dup2(r6, r7) r8 = dup2(r7, r5) syz_kvm_setup_cpu$x86(r8, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) 02:48:32 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(0x0, 0x0, 0x0) 02:48:32 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(0x0, &(0x7f00000002c0)='./bus/file0\x00') 02:48:32 executing program 2: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080)='devlink\x00') sendmsg$DEVLINK_CMD_GET(r0, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0xa8, r1, 0x800, 0x70bd2d, 0x25dfdbff, {}, [@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, @nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, @nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, @pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, @pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}]}, 0xa8}, 0x1, 0x0, 0x0, 0x20000810}, 0x40000) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETOBJ(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, 0x13, 0xa, 0x3, 0x0, 0x0, {}, [@NFTA_OBJ_NAME={0x9, 0x2, 'syz0\x00'}, @NFTA_OBJ_TYPE={0x8}]}, 0x28}}, 0x0) 02:48:32 executing program 0: socket$inet6_sctp(0xa, 0x1, 0x84) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) r1 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x181300, 0x0) ioctl$BLKIOMIN(r1, 0x1278, &(0x7f0000000040)) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000240)='nl80211\x00') sendmsg$NL80211_CMD_STOP_SCHED_SCAN(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000340)={0x1c, r3, 0x1, 0x0, 0x0, {}, [@NL80211_ATTR_SCAN_SUPP_RATES={0x8, 0x11d, 0x0, 0x1, [@NL80211_BAND_6GHZ={0x4}]}]}, 0x1c}}, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r1, 0xc0502100, &(0x7f0000000380)) sendmsg$NL80211_CMD_SET_KEY(r0, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x28, r3, 0x300, 0x70bd2a, 0x25dfdbfe, {}, [@NL80211_ATTR_MAC={0xa, 0x6, @random="bed385d37f5f"}, @NL80211_ATTR_KEY_IDX={0x5, 0x8, 0x1}]}, 0x28}, 0x1, 0x0, 0x0, 0x4}, 0x20004044) r4 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) eventfd2(0x0, 0x0) ioctl$int_in(r4, 0x800000c004500a, &(0x7f0000000300)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000, 0x0, @perf_bp={0x0}, 0xa7698d8c7b0bb10d}, 0x0, 0x0, 0xffffffffffffffff, 0x2) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) 02:48:32 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(0x0, 0x0, 0x0) 02:48:32 executing program 2: r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f00000000c0)="2e00000025000511d25a80648c63940d0424fc6004000d000a0003000200008037153e370a000c8000000000d1bd", 0x2e}], 0x1}, 0x0) readahead(r0, 0x3, 0xa7a7) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) ioctl$FITRIM(r1, 0xc0185879, &(0x7f0000000080)={0xffffffffffffd55f, 0x8, 0x100000000}) fcntl$getflags(r0, 0xb) 02:48:32 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x6) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4={[], [], @remote}}, 0x1c) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bsg\x00', 0x280000, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0x7f) r3 = dup(r1) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) r5 = getpgrp(0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = gettid() r8 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r7, r5, 0x0, r6, r8) recvfrom$inet6(r6, &(0x7f0000000080)=""/38, 0x26, 0x40000020, 0x0, 0x0) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f0000000140)={@local, @ipv4={[0x0, 0x0, 0x8], [], @empty}, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0xb]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20c301e2, r4}) sendmmsg(r0, &(0x7f00000092c0), 0x3fffffffffffe9f, 0x0) [ 188.758882][ T229] tipc: TX() has been purged, node left! 02:48:32 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(0x0, &(0x7f00000002c0)='./bus/file0\x00') [ 188.858033][ T9606] netlink: 'syz-executor.2': attribute type 12 has an invalid length. 02:48:33 executing program 5 (fault-call:6 fault-nth:0): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) [ 189.052641][ T9606] netlink: 'syz-executor.2': attribute type 12 has an invalid length. 02:48:33 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x6) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4={[], [], @remote}}, 0x1c) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bsg\x00', 0x280000, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0x7f) r3 = dup(r1) getpeername$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000040)=0x14) r5 = getpgrp(0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = gettid() r8 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r7, r5, 0x0, r6, r8) recvfrom$inet6(r6, &(0x7f0000000080)=""/38, 0x26, 0x40000020, 0x0, 0x0) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f0000000140)={@local, @ipv4={[0x0, 0x0, 0x8], [], @empty}, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0xb]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20c301e2, r4}) sendmmsg(r0, &(0x7f00000092c0), 0x3fffffffffffe9f, 0x0) 02:48:33 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', 0x0) 02:48:33 executing program 2: r0 = memfd_create(&(0x7f00000002c0)='#\'%nod%v\x00\x7f\xe5\xd0ql\x86\xc9\xe6\x14\x93\xb0\x7f_,y<~\xab\x84\x00\x00\x00\x00\x00\x00\x14}\n\x81\xc7\x85|oC\xca\v\xe3\xba]fn\r\xdf!\x94\x0f\xaf\xb7\x93\xe8\xb6\xc3N\x16&\xab\xf9{\xaf;\xcf\x8c\xa8\xb9\x06\xaf\xd0\xfb:\x90LNF\x13\x9f\xc2\xb7/1\xb9V\xf0*\xcb\xdc\x05n<\xcfi\x02=1\xda\"\xb3\xfe\xf3\x97\xd9\xa5b\xd4\x00Q$\xb2v\\\xa9\xcf*tw\x8a\n_)\x89A\x8f`R\x12zM\a\xc43\xd0d\xee\x13Q', 0x0) setxattr$security_ima(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='security.ima\x00', &(0x7f00000000c0)=@ng={0x4, 0xd, "8b68b8ed39ff8e86fc937bc3"}, 0xe, 0x0) write(r0, &(0x7f0000002000)='/', 0x1) sendfile(r0, r0, &(0x7f0000000200), 0x87) sendfile(r0, r0, &(0x7f00000001c0), 0xfec) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x11, r0, 0x0) ioctl$BINDER_GET_NODE_INFO_FOR_REF(0xffffffffffffffff, 0xc018620c, &(0x7f0000000100)={0x2}) mount$9p_rdma(&(0x7f0000000040)='127.0.0.1\x00', 0x0, 0x0, 0x0, 0x0) [ 189.314265][ T9643] FAULT_INJECTION: forcing a failure. [ 189.314265][ T9643] name failslab, interval 1, probability 0, space 0, times 1 [ 189.403507][ T9643] CPU: 1 PID: 9643 Comm: syz-executor.5 Not tainted 5.8.0-rc2-syzkaller #0 [ 189.412119][ T9643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.422170][ T9643] Call Trace: [ 189.425464][ T9643] dump_stack+0x1f0/0x31e [ 189.429801][ T9643] should_fail+0x38a/0x4e0 [ 189.434653][ T9643] ? getname_flags+0xb8/0x610 [ 189.439328][ T9643] should_failslab+0x5/0x20 [ 189.444003][ T9643] kmem_cache_alloc+0x53/0x2d0 [ 189.448768][ T9643] getname_flags+0xb8/0x610 [ 189.453273][ T9643] do_sys_openat2+0x40d/0x770 [ 189.457952][ T9643] __x64_sys_open+0x1af/0x1e0 [ 189.462630][ T9643] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 189.468700][ T9643] do_syscall_64+0x73/0xe0 [ 189.473114][ T9643] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 189.479000][ T9643] RIP: 0033:0x45cb19 [ 189.483023][ T9643] Code: Bad RIP value. [ 189.487078][ T9643] RSP: 002b:00007f2e0b747c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 189.495482][ T9643] RAX: ffffffffffffffda RBX: 00000000004f7c40 RCX: 000000000045cb19 02:48:33 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000040)='./bus\x00', 0x0) r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) 02:48:33 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', 0x0) [ 189.503444][ T9643] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000080 [ 189.511413][ T9643] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 189.519379][ T9643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 189.527345][ T9643] R13: 0000000000000799 R14: 0000000000526e5f R15: 00007f2e0b7486d4 02:48:33 executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x3, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r2, 0xc0145401, &(0x7f0000000000)={0xffffffffffffffff, 0x1, 0x4, 0x0, 0x6}) getsockname$ax25(r0, 0x0, &(0x7f0000000240)) 02:48:33 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x5, 0x4060012, r0, 0x940ef000) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000400)) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_int(r2, 0x6, 0x21, 0x0, &(0x7f0000013000)) mmap(&(0x7f0000000000/0xfe3000)=nil, 0xfe3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) close(r1) 02:48:33 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', 0x0) 02:48:33 executing program 3: r0 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0xcc, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) r2 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ocfs2_control\x00', 0x900, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r5 = dup3(r3, r4, 0x0) r6 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r6, &(0x7f0000000140), 0xcc, 0x0) r7 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r7, &(0x7f0000000140), 0xcc, 0x0) r8 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r8, &(0x7f0000000140), 0xcc, 0x0) r9 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r9, &(0x7f0000000140), 0xcc, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0xb8, 0x0, 0x800, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xf}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xff3}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}]}, 0xb8}, 0x1, 0x0, 0x0, 0x8000}, 0x0) syz_usb_connect$printer(0x0, 0x36, &(0x7f0000000080)={{0x12, 0x1, 0x201, 0x0, 0x0, 0x0, 0x40, 0x525, 0xa4a8, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x77, 0x0, 0x7, 0x1, 0x0, 0x1e, "", {{}, [{{0x9, 0x5, 0x82, 0x2, 0x20, 0x4, 0x4, 0x9}}]}}}]}}]}}, &(0x7f0000000500)={0x0, 0x0, 0x5, &(0x7f0000000000)=ANY=[@ANYRESDEC]}) 02:48:33 executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x3, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r2, 0xc0145401, &(0x7f0000000000)={0xffffffffffffffff, 0x1, 0x4, 0x0, 0x6}) getsockname$ax25(r0, 0x0, &(0x7f0000000240)) 02:48:33 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ethtool(&(0x7f0000000440)='ethtool\x00') r1 = socket$inet_udplite(0x2, 0x2, 0x88) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) recvmmsg(r0, &(0x7f0000004d80)=[{{0x0, 0x0, 0x0}}], 0x275, 0x1200a, 0x0) sendmsg$ETHTOOL_MSG_STRSET_GET(r0, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000040)=ANY=[@ANYBLOB="18000000", @ANYRES32, @ANYBLOB="03070006000800fdff001900000004000180"], 0x18}, 0x1, 0x0, 0x0, 0x40001}, 0x20000014) 02:48:34 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x0, 0x0) 02:48:34 executing program 0: syz_genetlink_get_family_id$ethtool(&(0x7f0000000080)='ethtool\x00') syz_read_part_table(0xb53, 0x2, &(0x7f0000000000)=[{&(0x7f0000000040)="0201420000e00a000000ff45ac00806e3c7e21f4682e1cdcc95d9be19cd0a17a1e0400ff0f00e93119000000fbf6727f6a1e6c90dda1000000ea7fffa9", 0x23, 0x9b9}, {&(0x7f00000003c0)="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", 0xfffffffffffffd98, 0x8}]) 02:48:34 executing program 4 (fault-call:5 fault-nth:0): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:34 executing program 2: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) write$hidraw(r3, &(0x7f0000000080)="8764633f5f82c6034c7cbf498d90560fe259cf6f264d99958facc8387ceacafb8c215a4801790764139cf902a1b76f7e520eb172632c40c1f43196fc7a24559be973350f5a0f5d4a3a5172e1b1fe84a64fb29f4ea85ffe0292970ca4a9", 0x5d) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$BLKSECDISCARD(r5, 0x127d, &(0x7f0000000100)=0x80) r6 = socket(0x10, 0x803, 0x0) sendmsg$TIPC_NL_LINK_SET(r1, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x6c, 0x0, 0x4, 0x70bd2c, 0x25dfdbfb, {}, [@TIPC_NLA_MON={0x44, 0x9, 0x0, 0x1, [@TIPC_NLA_MON_REF={0x8, 0x2, 0x1000}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x4}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0xfff}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x4}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x7}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x4eda}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0xcfdc}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0xe6}]}, @TIPC_NLA_MON={0x14, 0x9, 0x0, 0x1, [@TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x6}, @TIPC_NLA_MON_REF={0x8}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20000025}, 0x20000000) sendmsg(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000180)="24000000190003041dfffd946f6105000200000a1f000003006708000800060004000000280000001100ffffba16a0aaab06af1f0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000000040)=@generic={0x3, 0x3, 0x800}) [ 190.302029][ T9682] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 190.356313][ T9688] FAULT_INJECTION: forcing a failure. [ 190.356313][ T9688] name failslab, interval 1, probability 0, space 0, times 0 [ 190.435149][ T9688] CPU: 0 PID: 9688 Comm: syz-executor.4 Not tainted 5.8.0-rc2-syzkaller #0 [ 190.443758][ T9688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.453807][ T9688] Call Trace: [ 190.457117][ T9688] dump_stack+0x1f0/0x31e [ 190.461452][ T9688] should_fail+0x38a/0x4e0 [ 190.465871][ T9688] ? getname_flags+0xb8/0x610 [ 190.470543][ T9688] should_failslab+0x5/0x20 [ 190.475040][ T9688] kmem_cache_alloc+0x53/0x2d0 [ 190.479801][ T9688] getname_flags+0xb8/0x610 [ 190.484306][ T9688] do_linkat+0xe4/0x880 [ 190.488465][ T9688] ? check_preemption_disabled+0x40/0x240 [ 190.494177][ T9688] ? do_syscall_64+0x1d/0xe0 [ 190.498768][ T9688] __x64_sys_link+0x64/0x70 [ 190.503267][ T9688] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 190.509334][ T9688] do_syscall_64+0x73/0xe0 [ 190.513743][ T9688] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 190.519622][ T9688] RIP: 0033:0x45cb19 [ 190.523499][ T9688] Code: Bad RIP value. [ 190.527552][ T9688] RSP: 002b:00007f8ce9071c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000056 [ 190.535945][ T9688] RAX: ffffffffffffffda RBX: 00000000004f63c0 RCX: 000000000045cb19 [ 190.543903][ T9688] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000020000200 [ 190.551860][ T9688] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 190.559826][ T9688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 190.567788][ T9688] R13: 0000000000000737 R14: 0000000000523842 R15: 00007f8ce90726d4 [ 190.582612][ T3834] usb 4-1: new high-speed USB device number 2 using dummy_hcd 02:48:34 executing program 4 (fault-call:5 fault-nth:1): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:34 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x2, 0x0) 02:48:34 executing program 0: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) getsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000100), &(0x7f0000000140)=0x4) sendmsg$nl_xfrm(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)=@newsa={0xf0, 0x10, 0x713, 0x0, 0x0, {{@in6=@initdev={0xfe, 0x88, [], 0x0, 0x0}, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0xa}, {@in6=@ipv4={[0xfffffff0], [], @broadcast}, 0x0, 0x6c}, @in6=@dev, {}, {}, {}, 0x0, 0x0, 0x2}}, 0xf0}}, 0x0) [ 190.934162][ T9682] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 02:48:35 executing program 1: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0xb1, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$SNDCTL_DSP_GETODELAY(r3, 0x80045017, &(0x7f0000000000)) r4 = open(&(0x7f0000000040)='./bus\x00', 0x8001141042, 0x0) write(r4, &(0x7f0000000380)='|', 0x1) r5 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x4, &(0x7f0000000240)=ANY=[@ANYBLOB="1800000000000000000000000000000073014300000000009500000100000000"], &(0x7f0000000000)='GPL\x00', 0x5, 0x3e2, &(0x7f00001a7f05)=""/251}, 0x34) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000080)={r5, 0xc0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000000)={r6}, 0xc) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000080)={0x7, r6}, 0x8) 02:48:35 executing program 2: perf_event_open(&(0x7f00000005c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000400)=ANY=[@ANYBLOB="3c00000010001fff0000268f1c872d2b01000000", @ANYRES32=0x0, @ANYBLOB="ff7f000000000000140012800a00010076786c616e0000000400028008020a0036459cdb26cd03ccb7"], 0x3c}, 0x1, 0x8000a0ffffffff}, 0x0) r0 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r0, &(0x7f00000000c0), 0x492492492492627, 0x0) ioctl$TUNSETQUEUE(0xffffffffffffffff, 0x400454d9, 0x0) setsockopt$netlink_NETLINK_RX_RING(0xffffffffffffffff, 0x10e, 0x6, 0x0, 0x0) [ 191.004076][ T3834] usb 4-1: unable to get BOS descriptor or descriptor too short [ 191.075363][ T9704] FAULT_INJECTION: forcing a failure. [ 191.075363][ T9704] name failslab, interval 1, probability 0, space 0, times 0 [ 191.094136][ T3834] usb 4-1: config 1 interface 0 altsetting 119 has 2 endpoint descriptors, different from the interface descriptor's value: 0 [ 191.138133][ T9709] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 191.141112][ T3834] usb 4-1: config 1 interface 0 has no altsetting 0 [ 191.171224][ T9711] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 191.186750][ T9704] CPU: 0 PID: 9704 Comm: syz-executor.4 Not tainted 5.8.0-rc2-syzkaller #0 [ 191.195342][ T9704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.205384][ T9704] Call Trace: [ 191.208663][ T9704] dump_stack+0x1f0/0x31e [ 191.212977][ T9704] should_fail+0x38a/0x4e0 [ 191.217372][ T9704] ? getname_flags+0xb8/0x610 [ 191.222021][ T9704] should_failslab+0x5/0x20 [ 191.226497][ T9704] kmem_cache_alloc+0x53/0x2d0 [ 191.231235][ T9704] getname_flags+0xb8/0x610 [ 191.235715][ T9704] do_linkat+0x15e/0x880 [ 191.239942][ T9704] ? check_preemption_disabled+0x40/0x240 [ 191.245634][ T9704] ? do_syscall_64+0x1d/0xe0 [ 191.250199][ T9704] __x64_sys_link+0x64/0x70 [ 191.254678][ T9704] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 191.260727][ T9704] do_syscall_64+0x73/0xe0 [ 191.265129][ T9704] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 191.270994][ T9704] RIP: 0033:0x45cb19 [ 191.274857][ T9704] Code: Bad RIP value. [ 191.278910][ T9704] RSP: 002b:00007f8ce9071c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000056 [ 191.287291][ T9704] RAX: ffffffffffffffda RBX: 00000000004f63c0 RCX: 000000000045cb19 [ 191.295234][ T9704] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000020000200 [ 191.303178][ T9704] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 191.311122][ T9704] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 191.319066][ T9704] R13: 0000000000000737 R14: 0000000000523842 R15: 00007f8ce90726d4 [ 191.516672][ T9711] device vxlan0 entered promiscuous mode [ 191.557161][ T3834] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a8, bcdDevice= 0.40 [ 191.582533][ T3834] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 191.594448][ T9713] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 191.641505][ T3834] usb 4-1: Product: syz [ 191.666688][ T3834] usb 4-1: Manufacturer: syz [ 191.699526][ T3834] usb 4-1: SerialNumber: syz [ 191.765281][ T9665] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 192.032880][ T3834] usb 4-1: USB disconnect, device number 2 02:48:36 executing program 0: ioctl$EVIOCGPROP(0xffffffffffffffff, 0xc004743e, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sg(&(0x7f0000000200)='/dev/sg#\x00', 0x0, 0x163882) write$binfmt_aout(r1, &(0x7f0000000040)=ANY=[@ANYBLOB="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"/403], 0x92) mkdirat$cgroup_root(0xffffff9c, &(0x7f0000000000)='./cgroup/syz1\x00', 0x1ff) ioctl$SCSI_IOCTL_STOP_UNIT(r1, 0x6) readv(r1, &(0x7f0000000240)=[{&(0x7f00000003c0)=""/227, 0xe3}], 0x1) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000001500)={0x620, 0x8000, 0x2, 0x7, 0x0}, &(0x7f0000001540)=0x10) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f0000001580)={r3, 0x3ff}, 0x8) r4 = socket$netlink(0x10, 0x3, 0x10) ptrace$getregset(0x4204, 0x0, 0x201, &(0x7f00000014c0)={&(0x7f0000000280)=""/240, 0xf0}) r5 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) readv(r4, &(0x7f0000002780)=[{&(0x7f00000015c0)=""/30, 0x1e}, {&(0x7f0000001600)=""/243, 0xf3}, {&(0x7f0000001700)=""/4096, 0x1000}, {&(0x7f0000002700)=""/128, 0x80}], 0x4) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) ioctl$KVM_GET_XSAVE(r6, 0x9000aea4, &(0x7f00000004c0)) setgid(0x0) 02:48:36 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000200)=ANY=[@ANYRESOCT=r0, @ANYRESOCT=r0, @ANYBLOB="0000d2c700000000000003989847e47f89b2aa0000"], 0x208e24f) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0xffffe000) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) ioctl$VIDIOC_TRY_EXT_CTRLS(r2, 0xc0205649, &(0x7f0000000280)={0xfffffff, 0x7ff, 0xfffffffc, r3, 0x0, &(0x7f0000000180)={0x980913, 0xbc, [], @string=&(0x7f0000000040)=0x5}}) ioctl$SNDRV_PCM_IOCTL_STATUS_EXT64(r4, 0xc0984124, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000100)={0xfffffffffffffffe, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=ANY=[@ANYBLOB="2800000004c80e5d5b770da7c7060102100001008259008000"], 0x1}}, 0x0) r6 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r6, r5, 0x0, 0x100000002) r7 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r7, &(0x7f0000000140), 0xcc, 0x0) syz_open_dev$ttys(0xc, 0x2, 0x1) setsockopt$IP_VS_SO_SET_ZERO(r7, 0x0, 0x48f, &(0x7f00000000c0)={0x73, @dev={0xac, 0x14, 0x14, 0x42}, 0x4e21, 0x2, 'rr\x00', 0x1, 0x4, 0x4a}, 0x2c) 02:48:36 executing program 2: perf_event_open(&(0x7f00000005c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000400)=ANY=[@ANYBLOB="3c00000010001fff0000268f1c872d2b01000000", @ANYRES32=0x0, @ANYBLOB="ff7f000000000000140012800a00010076786c616e0000000400028008020a0036459cdb26cd03ccb7"], 0x3c}, 0x1, 0x8000a0ffffffff}, 0x0) r0 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r0, &(0x7f00000000c0), 0x492492492492627, 0x0) ioctl$TUNSETQUEUE(0xffffffffffffffff, 0x400454d9, 0x0) setsockopt$netlink_NETLINK_RX_RING(0xffffffffffffffff, 0x10e, 0x6, 0x0, 0x0) 02:48:36 executing program 4 (fault-call:5 fault-nth:2): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:36 executing program 1: bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f00000005c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x0, 0x0, 0x2}}, 0x0, 0x1a}, 0x20) r0 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0xcc, 0x0) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000000)={0x8, {{0x2, 0x4e23, @rand_addr=0x64010102}}, 0x849166549898a8cd, 0x2, [{{0x2, 0x4e22, @empty}}, {{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x33}}}]}, 0x190) 02:48:36 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x3, 0x0) [ 192.600212][ T9746] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 02:48:36 executing program 2: socket$inet_udp(0x2, 0x2, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) socket$tipc(0x1e, 0x5, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(aes-aesni)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000c18000)="ad56b6c5820fae9d6dcd3292ea54c7beef915d564c90c200", 0x18) r1 = accept4(r0, 0x0, 0x0, 0x0) sendmmsg$inet6(r1, &(0x7f0000003b80)=[{{0x0, 0x0, 0x0}}], 0x1, 0x8000) pselect6(0x3d, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x5d, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, &(0x7f0000000000)={0x1ff}, &(0x7f0000000200), 0x0) [ 192.670144][ T9743] FAULT_INJECTION: forcing a failure. [ 192.670144][ T9743] name failslab, interval 1, probability 0, space 0, times 0 [ 192.698605][ T9751] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 192.745293][ T9743] CPU: 0 PID: 9743 Comm: syz-executor.4 Not tainted 5.8.0-rc2-syzkaller #0 [ 192.753902][ T9743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 192.763954][ T9743] Call Trace: [ 192.767266][ T9743] dump_stack+0x1f0/0x31e [ 192.771608][ T9743] should_fail+0x38a/0x4e0 [ 192.776029][ T9743] ? __d_alloc+0x2a/0x6d0 [ 192.780358][ T9743] should_failslab+0x5/0x20 [ 192.784857][ T9743] kmem_cache_alloc+0x53/0x2d0 [ 192.789618][ T9743] __d_alloc+0x2a/0x6d0 02:48:36 executing program 1: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x800000, 0x0) getsockname$qrtr(r0, &(0x7f0000000080), &(0x7f00000000c0)=0xc) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000400)='/dev/ppp\x00', 0x0, 0x0) r1 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x0) splice(0xffffffffffffffff, 0x0, r1, 0x0, 0x20000000030009, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000002280)={@void, @void, @ipv6=@icmpv6={0x0, 0x6, "a080cd", 0x3d, 0x3a, 0x0, @local, @remote, {[], @ndisc_ns={0x87, 0x0, 0x0, @remote, [{0xe}, {}, {0x0, 0x3, "2cb8b594c9a5170faf45a93e72a6b9b9241d81cfcec96cce"}, {0x0, 0x1, "00421262d6e7e52a58"}]}}}}, 0x65) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_PREPARE_BUF(0xffffffffffffffff, 0xc058565d, 0x0) write$RDMA_USER_CM_CMD_QUERY(0xffffffffffffffff, &(0x7f00000001c0)={0x13, 0x10, 0xfa00, {&(0x7f0000001240)}}, 0x18) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(0x0, 0x0, 0x0, 0xffffffffffffffff, r2) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(0xffffffffffffffff, 0xc1105511, &(0x7f0000001440)={{0x5, 0x2, 0x7, 0x40, 'syz0\x00', 0x3}, 0x2, 0x10000654, 0x2000001, 0x0, 0x0, 0x7, 'syz0\x00', &(0x7f0000000140), 0x0, [], [0x7, 0x1, 0x9, 0x614]}) r3 = syz_open_dev$usbfs(&(0x7f0000000180)='/dev/bus/usb/00#/00#\x00', 0x74, 0x41) ioctl$USBDEVFS_IOCTL(r3, 0xc0105512, &(0x7f0000000040)=@usbdevfs_connect) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000d00)='hugetlb.2MB.usage_in_bytes\x00', 0x0, 0x0) ioctl$SNDCTL_DSP_SETFRAGMENT(r4, 0xc004500a, &(0x7f0000000100)=0x7ff) openat$drirender128(0xffffffffffffff9c, 0x0, 0x10002, 0x0) ioctl$USBDEVFS_IOCTL(r3, 0x8108551b, &(0x7f0000000380)) ioctl$FS_IOC_MEASURE_VERITY(0xffffffffffffffff, 0xc0046686, &(0x7f0000000240)=ANY=[@ANYBLOB="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"]) [ 192.793776][ T9743] d_alloc_parallel+0x81/0x13b0 [ 192.794858][ T9744] sg_write: data in/out 262577/104 bytes for SCSI command 0x1-- guessing data in; [ 192.794858][ T9744] program syz-executor.0 not setting count and/or reply_len properly [ 192.798624][ T9743] ? lockdep_init_map_waits+0x2c/0x9a0 [ 192.798653][ T9743] __lookup_slow+0xaa/0x370 [ 192.798674][ T9743] walk_component+0x442/0x680 [ 192.830596][ T9743] path_lookupat+0x19d/0x960 [ 192.835190][ T9743] filename_lookup+0x1ab/0x5d0 [ 192.839966][ T9743] ? strncpy_from_user+0x271/0x3f0 02:48:36 executing program 2: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r0, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) getsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f00000000c0), &(0x7f0000000180)=0x4) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x10, &(0x7f0000000040)=[@in={0x2, 0x4e21, @private=0xa010102}]}, &(0x7f0000000600)=0x10) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000000), 0x4) socket$inet6_mptcp(0xa, 0x1, 0x106) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000140)=ANY=[@ANYRES32=r2], &(0x7f0000000080)=0x3f8) r3 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_sctp6_SCTP_NODELAY(r3, 0x84, 0x3, &(0x7f00000001c0), &(0x7f0000000200)=0x4) [ 192.845094][ T9743] do_linkat+0xfc/0x880 [ 192.849252][ T9743] ? check_preemption_disabled+0x40/0x240 [ 192.854967][ T9743] ? do_syscall_64+0x1d/0xe0 [ 192.859561][ T9743] __x64_sys_link+0x64/0x70 [ 192.864065][ T9743] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 192.870124][ T9743] do_syscall_64+0x73/0xe0 [ 192.874541][ T9743] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 192.880427][ T9743] RIP: 0033:0x45cb19 [ 192.884304][ T9743] Code: Bad RIP value. 02:48:36 executing program 2: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xe9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000002000/0x4000)=nil, 0x4000, 0x0, 0x2812, r0, 0x0) r1 = open(&(0x7f0000000240)='./bus\x00', 0x141042, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$UI_SET_MSCBIT(r3, 0x40045568, 0x1f) write$FUSE_DIRENTPLUS(r1, &(0x7f0000000040)=ANY=[], 0xfd30) perf_event_open(&(0x7f0000000180)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) truncate(&(0x7f00000000c0)='./bus\x00', 0x0) [ 192.888361][ T9743] RSP: 002b:00007f8ce9092c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000056 [ 192.896763][ T9743] RAX: ffffffffffffffda RBX: 00000000004f63c0 RCX: 000000000045cb19 [ 192.904730][ T9743] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000020000200 [ 192.912700][ T9743] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 [ 192.921695][ T9744] program syz-executor.0 is using a deprecated SCSI ioctl, please convert it to SG_IO [ 192.923612][ T9743] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 02:48:37 executing program 3: socketpair$unix(0x1, 0x0, 0x0, 0x0) accept$alg(0xffffffffffffffff, 0x0, 0x0) r0 = dup(0xffffffffffffffff) write$UHID_DESTROY(0xffffffffffffffff, 0x0, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000024c0)=[{{0x0, 0x0, &(0x7f00000003c0)=[{&(0x7f0000007a80)=""/61, 0x3d}, {&(0x7f0000001480)=""/4112, 0x1010}], 0x2}, 0x3}, {{&(0x7f0000000340)=@ax25={{0x3, @netrom}, [@null, @remote, @null, @netrom, @rose, @default, @null, @netrom]}, 0x80, &(0x7f0000000000)=[{&(0x7f0000000280)=""/93, 0x5d}], 0x1}, 0x1}, {{0x0, 0x0, &(0x7f0000000780)=[{&(0x7f0000004000)=""/4096, 0x1000}, {&(0x7f0000000640)=""/23, 0x17}, {&(0x7f0000000680)=""/254, 0xfe}], 0x3, &(0x7f00000007c0)=""/87, 0x57}}, {{0x0, 0x0, &(0x7f0000000d00)=[{0x0}], 0x1, &(0x7f0000000d40)=""/217, 0xd9}}, {{0x0, 0x0, &(0x7f0000000f80)=[{0x0}], 0x1}}], 0x5, 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(0xffffffffffffffff, &(0x7f0000000100)={0x26, 'skcipher\x00', 0x0, 0x0, 'lrw(aes)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, 0x0, 0x0) accept$alg(r1, 0x0, 0x0) dup2(r0, r1) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x2}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000024c0)=[{{0x0, 0x0, &(0x7f00000003c0)=[{&(0x7f0000007a80)=""/61, 0x3d}, {&(0x7f0000001480)=""/4112, 0x1010}], 0x2}, 0x3}, {{&(0x7f0000000340)=@ax25={{0x3, @netrom}, [@null, @remote, @null, @netrom, @rose, @default, @null, @netrom]}, 0x80, &(0x7f0000000240)=[{0x0}, {&(0x7f0000001300)=""/151, 0x97}], 0x2, &(0x7f0000000480)=""/168, 0xa8}, 0x1}, {{0x0, 0x0, &(0x7f0000000780)=[{&(0x7f0000004000)=""/4096, 0x1000}, {&(0x7f0000000640)=""/23, 0x17}, {&(0x7f0000000680)=""/254, 0xfe}], 0x3}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000000a40)=""/193, 0xc1}}, {{0x0, 0x0, &(0x7f0000000d00)=[{0x0}], 0x1, &(0x7f0000000d40)=""/217, 0xd9}, 0x628882bf}, {{0x0, 0x0, &(0x7f0000000f80)}, 0x2f7bc670}], 0x6, 0x0, 0x0) setsockopt$inet6_IPV6_RTHDRDSTOPTS(0xffffffffffffffff, 0x29, 0x37, 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) inotify_add_watch(0xffffffffffffffff, 0x0, 0x0) sendmsg$IPSET_CMD_DEL(0xffffffffffffffff, 0x0, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) arch_prctl$ARCH_MAP_VDSO_X32(0x2001, 0x7fffffff) r2 = creat(&(0x7f0000000180)='./bus\x00', 0x0) ioctl$FS_IOC_GETFSMAP(r2, 0xc0c0583b, &(0x7f00000004c0)=ANY=[@ANYBLOB="000000002a2500002509000000000000000000000000000000000020000000000000000000000000000000000000ff00000000000000000000000000070000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001080000000000000100"/192]) 02:48:37 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x4, 0x0) [ 192.923619][ T9743] R13: 0000000000000737 R14: 0000000000523842 R15: 00007f8ce90936d4 [ 192.924320][ T27] audit: type=1804 audit(1593312516.781:51): pid=9753 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/75/bus/file0" dev="overlay" ino=16061 res=1 [ 193.026732][ T9744] sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 [ 193.151399][ T9772] hub 6-0:1.0: USB hub found [ 193.189486][ T9772] hub 6-0:1.0: 1 port detected [ 193.285803][ T9779] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 193.330717][ T27] audit: type=1804 audit(1593312517.361:52): pid=9779 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/76/bus/file0" dev="overlay" ino=16071 res=1 [ 193.612802][ T9767] sg_write: process 121 (syz-executor.0) changed security contexts after opening file descriptor, this is not allowed. [ 193.630707][ T9767] program syz-executor.0 is using a deprecated SCSI ioctl, please convert it to SG_IO [ 193.642320][ T9767] sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 02:48:37 executing program 0: ioctl$EVIOCGPROP(0xffffffffffffffff, 0xc004743e, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sg(&(0x7f0000000200)='/dev/sg#\x00', 0x0, 0x163882) write$binfmt_aout(r1, &(0x7f0000000040)=ANY=[@ANYBLOB="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"/403], 0x92) mkdirat$cgroup_root(0xffffff9c, &(0x7f0000000000)='./cgroup/syz1\x00', 0x1ff) ioctl$SCSI_IOCTL_STOP_UNIT(r1, 0x6) readv(r1, &(0x7f0000000240)=[{&(0x7f00000003c0)=""/227, 0xe3}], 0x1) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000001500)={0x620, 0x8000, 0x2, 0x7, 0x0}, &(0x7f0000001540)=0x10) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f0000001580)={r3, 0x3ff}, 0x8) r4 = socket$netlink(0x10, 0x3, 0x10) ptrace$getregset(0x4204, 0x0, 0x201, &(0x7f00000014c0)={&(0x7f0000000280)=""/240, 0xf0}) r5 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) readv(r4, &(0x7f0000002780)=[{&(0x7f00000015c0)=""/30, 0x1e}, {&(0x7f0000001600)=""/243, 0xf3}, {&(0x7f0000001700)=""/4096, 0x1000}, {&(0x7f0000002700)=""/128, 0x80}], 0x4) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) ioctl$KVM_GET_XSAVE(r6, 0x9000aea4, &(0x7f00000004c0)) setgid(0x0) 02:48:37 executing program 1: unshare(0x40000000) r0 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet6_dccp_buf(r0, 0x21, 0x0, &(0x7f00000000c0)=""/100, &(0x7f0000000140)=0x64) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xfba1133f8fc07f7b, 0x8031, 0xffffffffffffffff, 0x0) socket(0x0, 0x0, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_TIMEOUT_NEW(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)={0x34, 0x0, 0x8, 0x101, 0x0, 0x0, {}, [@CTA_TIMEOUT_DATA={0x4}, @CTA_TIMEOUT_NAME={0x9, 0x1, 'syz1\x00'}, @CTA_TIMEOUT_L3PROTO={0x6}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x21}]}, 0x34}}, 0x0) sendmsg$IPCTNL_MSG_TIMEOUT_DELETE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x2, 0x8, 0x101}, 0x14}}, 0x0) 02:48:37 executing program 3: r0 = socket(0x200000000000011, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f00000003c0)={'macvlan0\x00', 0x0}) bind$packet(r0, &(0x7f0000000380)={0x11, 0x0, r1, 0x1, 0xfc, 0x6, @broadcast}, 0x71) getsockname$packet(r0, &(0x7f0000000000)={0x11, 0x0, 0x0}, &(0x7f0000000080)=0x14) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000140)='/dev/sequencer\x00', 0x103002, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) ptrace$getregs(0xc, 0x0, 0x4, &(0x7f0000000600)=""/210) r5 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000280)='mptcp_pm\x00') sendmsg$MPTCP_PM_CMD_ADD_ADDR(r4, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000400)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="010076cd577678f152000000000000000001f7ff0024010180040000000000000008000300ac14bb8ffff865e8eac92fd05ff41514bb08000600"], 0x38}}, 0x0) sendmsg$MPTCP_PM_CMD_FLUSH_ADDRS(r3, &(0x7f0000000540)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f0000000700)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000128bd7000fedbdf2504000000080002000200010028000180060005004f230000080006000200000014000400fe8000000000000000030000000800020000176eec000000080003000300000008000300070000000800020008000000080002000000000000000000000000000000005892151f1132565b71edf816b9aff2d88d31b0abd9a0c052514f8a8be51ba67c509e"], 0x74}, 0x1, 0x0, 0x0, 0x4008005}, 0x4004010) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = dup(r6) r8 = syz_init_net_socket$nl_rdma(0xffffffffffffffff, 0x3, 0x14) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000300)=0xc) setresuid(0x0, r9, 0x0) mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='9p\x00', 0x881, &(0x7f0000000ac0)={'trans=fd,', {'rfdno', 0x3d, r7}, 0x2c, {'wfdno', 0x3d, r8}, 0x2c, {[{@version_9p2000='version=9p2000'}, {@version_u='version=9p2000.u'}, {@aname={'aname', 0x3d, '@)%'}}, {@uname={'uname', 0x3d, 'netdevsim0\x00\x82\xd3\x99d9q0\xd5\xc6\x8f\xb7\xb9~\x1av\x83\x92\xd6\xd0\xd3D\nS\b5\xc9i\x1d\x91\x9e\xc0\xc6\xef]d\x98\xb7A\xe8[\x1eM\v\xfd\x99!\v\xd2;\xe5\xc7V`cjx\xe4D\xe0m\x9e\x81\xd9\xbeQ\xe7\xa7\x9bd$Zy\xdd\xcf\xf5\ahs{;o\xcf\x84\xb8R\x99\x15\x8b\\\xa0\xca\xbe:\f\xf8\xb7\xbd\xc2\x1a(\xc6\xbbf\x97\x0f`\xd6\x1e2j\xc4#\xa0\xe80\x1fh\xce?\xb8\xcb\x83_\xc3\xc4\x94\xfc}\xdd\xc0T\x00\x12\x81;\xdfH\xb1\xd3C\xb4\x84\x03]vK\x17rV\xb0\xef\xc3\xecYNm\xda\xd9\xc6o.A\xbd\n\xd9\x1eL\"\xf4\xa2L\xe9M}\x8c0&\x12\xb6\xf6\x9dDz\xe9)vP\xb8\x19%\xe6w\xd8\"Kq@\x83\x89\x9e\x91Xg;\xb5\xae\x8d\x14M\x95\xaa\xf7n\x9a\xac\xe9D\xe3T\x13\xfbp\x14=\xd6\xbdjh\\\x18J\x17\xc5#\x10\x8f\x7f\x87\x83L:A\x18R60\x1cbD\xe4\xab\x87\x1dF\x95Y\x0e\x1b\xe5D}<\x8e\xb9\xe7\xc0\xf4\x04\xe5\xf9\xc9\x06\x93\xb0e\xc9\xe3D\xaf\xf4\xea\xf4\x8a\x93\xcf\x00\x00\x00\x00\x00\x00\x00\x00\xd5\xfe\xde\x80\xfe\x1c\x11\xbf\xa7\xd1\x10\"\xfd\xbf\x17^\x84|\x83\x17\xe1\xea\x97\xe5\xa5t\xa3\xe1\xde\x0f%s\x88*D\xff<\x00\x007F];\xd6\xae\xf9\xe8\x1cw\xdb\xf2\xe0\x84\x93\x1b\xe5uQ\x98h\x96l\x89\xbac\xfbq,\x9d}Z\x88\xed\x83\xfc\xbe>b\xb8\xd4\xc4\xfbB\x9ch!d+Yk\x8eU\x94vb\x94=#\xe2R#B\x14\xef\xedU\xf8\x15\x1f.\xf4\xc7F]\x86\xd8\xaf\xdc*\xabz\xdf\x9c\xb9\xb5\xef\xb0\xb5>\xbdE\x8e\x91\xdb\b\xc23i\xd4=k\xdb4hA\xd7\xe5wZw\xefZe\xac1\a[\x00'/473}}], [{@euid_eq={'euid', 0x3d, r9}}, {@smackfsroot={'smackfsroot', 0x3d, '\x04:+\xe9['}}, {@fowner_eq={'fowner'}}, {@fsname={'fsname', 0x3d, 'n\x01\x00\x01\x00\x00\x00\x00\x000\x00'}}, {@hash='hash'}]}}) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) r10 = bpf$MAP_CREATE(0x1000000000000, &(0x7f0000000040)={0x3, 0x800000000000004, 0x400000, 0x1, 0x0, r7, 0x0, [], r2, 0xffffffffffffffff, 0x0, 0x0, 0x5}, 0x40) bpf$MAP_GET_NEXT_KEY(0x2, &(0x7f0000000280)={r10, &(0x7f0000000100), &(0x7f0000000180)=""/250}, 0x20) 02:48:37 executing program 4 (fault-call:5 fault-nth:3): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:37 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x5, 0x0) 02:48:37 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) write$cgroup_int(r1, &(0x7f0000000040)=0x7, 0x12) r2 = creat(&(0x7f0000000280)='./file0\x00', 0x1) write$binfmt_script(r2, &(0x7f0000000380)=ANY=[@ANYBLOB='# ./'], 0x191) close(r2) execve(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) r3 = socket$inet_dccp(0x2, 0x6, 0x0) ioctl$sock_SIOCADDDLCI(r3, 0x8980, &(0x7f0000000000)={'sit0\x00', 0x1f}) [ 193.790249][ T9795] IPVS: ftp: loaded support on port[0] = 21 [ 193.791568][ T9798] sg_write: data in/out 262577/104 bytes for SCSI command 0x1-- guessing data in; [ 193.791568][ T9798] program syz-executor.0 not setting count and/or reply_len properly [ 193.816823][ T9800] FAULT_INJECTION: forcing a failure. [ 193.816823][ T9800] name failslab, interval 1, probability 0, space 0, times 0 [ 193.845859][ T229] tipc: TX() has been purged, node left! [ 193.853231][ T9800] CPU: 1 PID: 9800 Comm: syz-executor.4 Not tainted 5.8.0-rc2-syzkaller #0 [ 193.861817][ T9800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.871863][ T9800] Call Trace: [ 193.875155][ T9800] dump_stack+0x1f0/0x31e [ 193.879502][ T9800] should_fail+0x38a/0x4e0 [ 193.883925][ T9800] ? tomoyo_realpath_from_path+0xd8/0x630 [ 193.889645][ T9800] should_failslab+0x5/0x20 [ 193.894143][ T9800] __kmalloc+0x74/0x330 [ 193.898297][ T9800] ? tomoyo_realpath_from_path+0xcb/0x630 [ 193.904105][ T9800] tomoyo_realpath_from_path+0xd8/0x630 [ 193.909662][ T9800] tomoyo_path2_perm+0x242/0x940 [ 193.914632][ T9800] tomoyo_path_link+0xcc/0xf0 [ 193.919314][ T9800] security_path_link+0xb6/0x140 [ 193.924260][ T9800] do_linkat+0x3ee/0x880 [ 193.928510][ T9800] __x64_sys_link+0x64/0x70 [ 193.933020][ T9800] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 193.939078][ T9800] do_syscall_64+0x73/0xe0 [ 193.943490][ T9800] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 193.949379][ T9800] RIP: 0033:0x45cb19 [ 193.953262][ T9800] Code: Bad RIP value. [ 193.957320][ T9800] RSP: 002b:00007f8ce9071c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000056 [ 193.965735][ T9800] RAX: ffffffffffffffda RBX: 00000000004f63c0 RCX: 000000000045cb19 [ 193.973708][ T9800] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000020000200 [ 193.981672][ T9800] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 02:48:37 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r2, 0x4008240b, &(0x7f00000001c0)={0x5, 0x70, 0x3, 0x1f, 0x2, 0x24, 0x0, 0xffff, 0x80008, 0x3, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x6, 0x2, @perf_config_ext={0x3, 0x1}, 0x2, 0x8, 0x5, 0x1, 0xa8b, 0x7}) r3 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$USBDEVFS_SETCONFIGURATION(r3, 0x80045505, &(0x7f0000000040)=0x8) r4 = creat(&(0x7f0000000180)='./file0\x00', 0x0) r5 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/fuse\x00', 0x2, 0x0) dup2(r5, r4) r6 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r6, &(0x7f0000000140), 0xcc, 0x0) setsockopt$TIPC_MCAST_BROADCAST(r6, 0x10f, 0x85) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x1) setresuid(0x0, r8, 0x0) ioctl$KVM_GET_TSC_KHZ(0xffffffffffffffff, 0xaea3) mount$fuse(0x0, &(0x7f0000000640)='./file0\x00', &(0x7f0000000080)='fuse\x00', 0x8b0028, &(0x7f0000000340)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r4, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=r8, @ANYBLOB="2c67728775705f69643d", @ANYRESDEC=0x0, @ANYBLOB=',allow_other,default_permissions,\x00']) mount$fuse(0x0, &(0x7f0000000640)='./file0\x00', &(0x7f0000000080)='fuse\x00', 0x0, &(0x7f00000002c0)={{'fd', 0x3d, r4}, 0x2c, {'rootmode', 0x3d, 0xc000}, 0x2c, {'user_id'}, 0x2c, {'group_id'}}) 02:48:38 executing program 2: r0 = socket$inet6(0xa, 0x800000000000002, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$BATADV_CMD_GET_MESH(r2, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000480)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r2, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) ioctl$sock_SIOCSIFVLAN_SET_VLAN_EGRESS_PRIORITY_CMD(r1, 0x8983, &(0x7f0000000000)={0x3, 'batadv_slave_1\x00', {0x7f}, 0x1}) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="480000001000390400"/20, @ANYRES32=r4, @ANYBLOB="03000000000000002000128008000100736974001400028008000100", @ANYRES32=r3], 0x48}}, 0x0) ioctl$sock_inet6_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000040)={@remote, 0x0, r3}) [ 193.989636][ T9800] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 193.997688][ T9800] R13: 0000000000000737 R14: 0000000000523842 R15: 00007f8ce90726d4 [ 194.021281][ T9800] ERROR: Out of memory at tomoyo_realpath_from_path. 02:48:38 executing program 4 (fault-call:5 fault-nth:4): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 194.058291][ T9829] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 194.085990][ T9832] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 02:48:38 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x6, 0x0) 02:48:38 executing program 3: perf_event_open(&(0x7f00000012c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, 0x0, 0x0) r0 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0xcc, 0x0) r1 = creat(&(0x7f0000000280)='./file0\x00', 0x0) close(r1) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r2, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f0000000040)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x83, &(0x7f0000000000)={r3}, 0x8) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000640)={r3, 0x68, &(0x7f0000000140)=[@in6={0xa, 0x4e21, 0x3f, @dev={0xfe, 0x80, [], 0x10}}, @in6={0xa, 0x4e22, 0x2, @remote, 0x1}, @in={0x2, 0x4e24, @local}, @in={0x2, 0x4e21, @rand_addr=0x64010102}, @in={0x2, 0x4e22, @loopback}]}, &(0x7f0000000680)=0x10) ioctl$UI_BEGIN_FF_UPLOAD(0xffffffffffffffff, 0xc06855c8, &(0x7f00000000c0)={0xd, 0x401, {0x51, 0xafb, 0x0, {0xff, 0x4}, {0x3380, 0x8}, @period={0x5b, 0x3, 0xc000, 0xff7f, 0x4, {0x2, 0x7fff, 0x7, 0x4}, 0x5, &(0x7f0000000040)=[0x4, 0x2, 0x11, 0x200, 0x7]}}, {0x55, 0x7fff, 0x1f, {0x1, 0x80}, {0x8, 0xe5}, @rumble={0xd0b, 0x9}}}) timer_create(0x0, &(0x7f0000000300)={0x0, 0x12, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000080)) timer_settime(0x0, 0x0, 0x0, 0x0) r4 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x2, 0x0) write$uinput_user_dev(r4, &(0x7f00000001c0)={'syz0\x00', {}, 0x0, [], [0x0, 0xffffffff], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4202]}, 0x45c) [ 194.170668][ T9832] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 194.328646][ T9845] FAULT_INJECTION: forcing a failure. [ 194.328646][ T9845] name failslab, interval 1, probability 0, space 0, times 0 [ 194.367612][ T9832] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 194.412743][ T9832] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 194.431858][ T9845] CPU: 0 PID: 9845 Comm: syz-executor.4 Not tainted 5.8.0-rc2-syzkaller #0 [ 194.440460][ T9845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.445457][ T9847] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 194.450532][ T9845] Call Trace: [ 194.450554][ T9845] dump_stack+0x1f0/0x31e [ 194.450576][ T9845] should_fail+0x38a/0x4e0 [ 194.450590][ T9845] ? kcalloc+0x2b/0x50 [ 194.450600][ T9845] should_failslab+0x5/0x20 [ 194.450616][ T9845] __kmalloc+0x74/0x330 [ 194.489409][ T9845] kcalloc+0x2b/0x50 [ 194.493311][ T9845] ovl_lookup+0x628/0x1da0 [ 194.497771][ T9845] __lookup_slow+0x240/0x370 [ 194.502373][ T9845] walk_component+0x442/0x680 [ 194.507057][ T9845] path_lookupat+0x19d/0x960 [ 194.511653][ T9845] filename_lookup+0x1ab/0x5d0 [ 194.516423][ T9845] ? strncpy_from_user+0x271/0x3f0 [ 194.521545][ T9845] do_linkat+0xfc/0x880 [ 194.525717][ T9845] ? check_preemption_disabled+0x40/0x240 [ 194.531431][ T9845] ? do_syscall_64+0x1d/0xe0 [ 194.536025][ T9845] __x64_sys_link+0x64/0x70 [ 194.540526][ T9845] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 194.546631][ T9845] do_syscall_64+0x73/0xe0 [ 194.551041][ T9845] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 194.556326][ T9798] program syz-executor.0 is using a deprecated SCSI ioctl, please convert it to SG_IO [ 194.556917][ T9845] RIP: 0033:0x45cb19 [ 194.556931][ T9845] Code: Bad RIP value. [ 194.568234][ T9798] sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 [ 194.570321][ T9845] RSP: 002b:00007f8ce9071c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000056 [ 194.570332][ T9845] RAX: ffffffffffffffda RBX: 00000000004f63c0 RCX: 000000000045cb19 [ 194.570338][ T9845] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000020000200 [ 194.570344][ T9845] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 194.570350][ T9845] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 194.570357][ T9845] R13: 0000000000000737 R14: 0000000000523842 R15: 00007f8ce90726d4 02:48:38 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x7, 0x0) [ 194.821692][ T9801] IPVS: ftp: loaded support on port[0] = 21 [ 194.927994][ T9864] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 194.953093][ T27] audit: type=1804 audit(1593312518.981:53): pid=9864 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/79/bus/file0" dev="overlay" ino=16058 res=1 02:48:39 executing program 0: r0 = socket$kcm(0xa, 0x2, 0x11) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x4000) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0xcc, 0x0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r3, 0x800442d3, &(0x7f0000000040)={0xffffffff, 0x5, 0xe09, @multicast, 'hsr0\x00'}) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB, @ANYRES32=0x0, @ANYBLOB="000000000000000008001d0000000000"], 0x28}}, 0x0) sendfile(r2, r2, &(0x7f0000000000)=0x9, 0x20) setsockopt$sock_attach_bpf(r0, 0x88, 0x67, &(0x7f0000000100)=r0, 0x4) sendmsg$kcm(r0, &(0x7f0000000480)={&(0x7f0000000080)=@vsock={0x28, 0x0, 0x2711, @local}, 0x80, 0x0}, 0x0) 02:48:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x400000000001, 0x0) close(r0) r1 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) r2 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) setsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, 0x0, 0x0) ftruncate(r2, 0x200002) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000100)={0x0, 0x6}, 0x8) sendfile(r0, r2, 0x0, 0x80001d00c0d0) 02:48:39 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x7, 0x0) 02:48:39 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) syz_usb_connect_ath9k(0x3, 0x5a, &(0x7f0000000180)={{0x12, 0x1, 0x200, 0xff, 0xff, 0xff, 0x40, 0xcf3, 0x9271, 0x108, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x48}}]}}, 0x0) bind$inet6(r0, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) listen(r0, 0x40000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$DRM_IOCTL_GET_MAP(r4, 0xc0286404, &(0x7f0000000000)={&(0x7f0000ffa000/0x3000)=nil, 0x200, 0x3, 0x1, &(0x7f0000ffb000/0x4000)=nil, 0x2}) syz_emit_ethernet(0x96, &(0x7f0000000080)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd600cfdff0060060000000000000000000000000002000000fe8000000000000000000000000000aa00004e22", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="80c2000090780000fe08f989c9000cd50582a4879cb671d7b0012208d14832da8aca05160000000000000000000000000000000000000000080a00000000000000002204bafc000000"], 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) 02:48:39 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x8, 0x0) 02:48:39 executing program 4 (fault-call:5 fault-nth:5): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 195.561368][ T27] audit: type=1804 audit(1593312519.591:54): pid=9902 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir131635962/syzkaller.x7YYSw/19/bus/file0" dev="sda1" ino=16084 res=1 [ 195.612543][ T9905] FAULT_INJECTION: forcing a failure. [ 195.612543][ T9905] name failslab, interval 1, probability 0, space 0, times 0 [ 195.636623][ T9903] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 195.669473][ T9905] CPU: 1 PID: 9905 Comm: syz-executor.4 Not tainted 5.8.0-rc2-syzkaller #0 [ 195.678077][ T9905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.688131][ T9905] Call Trace: [ 195.691427][ T9905] dump_stack+0x1f0/0x31e [ 195.695763][ T9905] should_fail+0x38a/0x4e0 [ 195.700181][ T9905] ? kcalloc+0x2b/0x50 [ 195.704245][ T9905] should_failslab+0x5/0x20 [ 195.708837][ T9905] __kmalloc+0x74/0x330 [ 195.712993][ T9905] ? ovl_encode_real_fh+0x1f1/0x310 [ 195.718189][ T9905] kcalloc+0x2b/0x50 [ 195.722083][ T9905] ovl_lookup_index+0xac/0x650 [ 195.726850][ T9905] ovl_lookup+0x1556/0x1da0 [ 195.731385][ T9905] __lookup_slow+0x240/0x370 [ 195.735983][ T9905] walk_component+0x442/0x680 [ 195.740644][ T12] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 195.748089][ T9905] path_lookupat+0x19d/0x960 [ 195.748105][ T9905] filename_lookup+0x1ab/0x5d0 [ 195.748126][ T9905] ? strncpy_from_user+0x271/0x3f0 [ 195.748147][ T9905] do_linkat+0xfc/0x880 [ 195.748162][ T9905] ? check_preemption_disabled+0x40/0x240 [ 195.748173][ T9905] ? do_syscall_64+0x1d/0xe0 [ 195.748193][ T9905] __x64_sys_link+0x64/0x70 [ 195.781483][ T9905] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 195.787541][ T9905] do_syscall_64+0x73/0xe0 [ 195.791956][ T9905] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 195.797839][ T9905] RIP: 0033:0x45cb19 [ 195.801719][ T9905] Code: Bad RIP value. [ 195.805773][ T9905] RSP: 002b:00007f8ce9071c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000056 02:48:39 executing program 2: r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f00000002c0)={0x0, 0x48, &(0x7f0000000080)=[{&(0x7f0000000040)="2e00000025000511d25a80648c638c0d0424fc60040010000a0003000200000037153e370a00098002000000d1bd", 0x2e}], 0x1}, 0x0) perf_event_open(&(0x7f0000000400)={0x2, 0x70, 0xea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) setsockopt$SO_BINDTODEVICE_wg(0xffffffffffffffff, 0x1, 0x19, 0x0, 0x0) close(r0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) ioctl$sock_bt_hidp_HIDPGETCONNLIST(r1, 0x800448d2, &(0x7f0000000000)={0x4, &(0x7f0000000480)=[{@fixed}, {@none}, {@none}, {}]}) 02:48:39 executing program 0: pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f000000b000)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000001800350000000000001f00001c14"], 0x1}}, 0x0) write$binfmt_misc(r1, &(0x7f0000000000)=ANY=[], 0xfffffecc) socket$netlink(0x10, 0x3, 0x0) splice(r0, 0x0, r2, 0x0, 0x4ffe0, 0x0) r3 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0xcc, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$devlink(&(0x7f0000000040)='devlink\x00') sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)={0x44, r5, 0x1, 0x0, 0x0, {0x35}, [{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd, 0x87, 'l2_drops\x00'}}]}, 0x44}}, 0x0) sendmsg$DEVLINK_CMD_SB_POOL_SET(r3, &(0x7f0000000380)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000340)={&(0x7f00000000c0)={0x244, r5, 0x200, 0x70bd26, 0x25dfdbfb, {}, [{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x7}, {0x6, 0x11, 0x1}, {0x8, 0x13, 0x7d4b}, {0x5}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0xb, 0x4}, {0x6, 0x11, 0x8}, {0x8, 0x13, 0x101}, {0x5, 0x14, 0x1}}, {@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x7ff}, {0x6, 0x11, 0x1}, {0x8, 0x13, 0x10001}, {0x5, 0x14, 0x1}}, {@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x7e5a0}, {0x6, 0x11, 0x1}, {0x8, 0x13, 0x3}, {0x5}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0xb, 0x704e}, {0x6, 0x11, 0x4}, {0x8, 0x13, 0x6}, {0x5}}, {@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x40008}, {0x6, 0x11, 0x6}, {0x8, 0x13, 0x1}, {0x5}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0xb, 0x2}, {0x6}, {0x8, 0x13, 0x98}, {0x5}}, {@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x5}, {0x6, 0x11, 0x3}, {0x8, 0x13, 0x5}, {0x5, 0x14, 0x1}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0xb, 0x7fff}, {0x6, 0x11, 0xfff}, {0x8, 0x13, 0x101}, {0x5, 0x14, 0x1}}]}, 0x244}, 0x1, 0x0, 0x0, 0x10}, 0x40000) [ 195.814173][ T9905] RAX: ffffffffffffffda RBX: 00000000004f63c0 RCX: 000000000045cb19 [ 195.822138][ T9905] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000020000200 [ 195.830100][ T9905] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 195.838068][ T9905] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 195.846028][ T9905] R13: 0000000000000737 R14: 0000000000523842 R15: 00007f8ce90726d4 02:48:39 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000005c0)=ANY=[@ANYBLOB="3c0000001000850600"/20, @ANYRES32, @ANYRESOCT], 0x3c}}, 0x0) r2 = socket(0x25, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) r3 = syz_genetlink_get_family_id$ethtool(&(0x7f00000000c0)='ethtool\x00') sendmsg$ETHTOOL_MSG_LINKMODES_GET(r2, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000140)={&(0x7f0000000240)=ANY=[@ANYBLOB="80c4dbfc6db6ceda1d63bb05d30eff017f00", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250400000018000180140002006772653000"/38], 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000040) r4 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r4, &(0x7f0000002300)=[{0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000000600)="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0xffd}, {&(0x7f0000000340)="e4c6f401dd3bd6e4e7e51c542ca1c7d9975469ed6d6339f16d8882f833639331d849266b5f1064fddc9c36735d5ba201542e387b6af5c0f8be7f6d541c1bc5ad4eead52e5cfa3a3dc7e3097d15db2cfe9ce8db0e70d537ffca7f03dec190940f93940cd603db38ceb9f958bdeeca9dc9d1e3fe49487d62406f1e901dae86ac9e096d076a6b99509194d3e0ecb754648d3b75f57664548a01ecfd0db9dec02a2bc6b7defbee03fd7d4db386ae4909f7f4cdf07c8ae80d5dc800991348a50f6b5fe97e2bafc439d3762709a5ebc4797391fbfab90ada7a97367a163c8c34f298d2ebba5ad279617d4f8ff87cd020e7", 0xee}], 0x2, 0x0, 0x0, 0x20000061}, {0x0, 0x0, &(0x7f0000000580)=[{&(0x7f0000000480)="b4865adc9b59f0bea142a83aad211c557c6cf4219a13ef86896d17e298b5195b610b4a54b301bc524af8190daea042e006ec75b4782db3d08ccc804d4067dca193de8815947919a75e9f8c1ea33308e7a22e5963ebc68bca7e71b8f752afd6ced1a8a86e627e1235a5312e21aa563bbacb42b4a065bed6e0c3741df8475abd09a749", 0x82}, {&(0x7f0000001600)="a9c46e64d99fda7a8a8b6022bd1c547c1143a1a7b9e15505fc2f846d5b4254b7a025cec3bb2bf2f9e392e469ea1e4e66d734436258b0b612a3961e4cecefde0e010b97b635b1700a7320c8ab184ba2ee85aae02fa4fc4e03f41a550d4f315002d87720d194f1fcfb02c2f5f360342f2eadf5506b1fb57d1ba1130ddd2212beab90301ba45bbed1ab1e4bd4bda334f255793727863da457db0f7201480d0a2c82a84e226076d053d4064d78147349c04ad4cd0bec1f4e57c779112ef0a985", 0xbe}, {&(0x7f00000016c0)="ff41210c32b176e036df4fdfb7d603793f0ea93bdb63038a19253ccecf203d831af5b7ecd4f2e8c03858c6040b3ba03ac839a00441921e86f2722d299d56a1baec0f5c2e69ddf106da2b5dc365e6640d94999dc0d4da17416e94dd3899485318f91fb0178e1954d07b33632eecd6634a3531a5c69663c0b3dceaa258b4bc1737bb328caad613f681c1273cfb72", 0x8d}, {&(0x7f0000000540)="6f130221ce02029f4600b5636db02f2afa9f5693f98750ef", 0x18}], 0x4, &(0x7f0000001780)=[@assoc={0x18, 0x117, 0x4, 0x9}, @op={0x18, 0x117, 0x3, 0x1}, @op={0x18, 0x117, 0x3, 0x1}, @iv={0xa8, 0x117, 0x2, 0x8d, "ff69bed1b8e9c173cca15838e9fe847f745e845040c6fca197531146b291d20c2d1f32c38bd003583f00cb8c0a3fb6dc3b86134561407f2a2dc5917cd99f05679bd30a0b240b2d2e32a3952eb0ba30a8ab33febece027b768f343ee6d6d350655af32b7d64891b00d48a5b99b16be5ed9ac3429f937ce96f28eae963a51eb76c7c208e9a9c11cc671bbe1df5a9"}], 0xf0, 0x884}, {0x0, 0x0, &(0x7f0000001d40)=[{&(0x7f0000001980)="73f67a300dadd1a39309677a328010d969459057a2e405d0a38497ac850e8ef28a7cadf64dc1bcdd739f8c5f2e148ce302284665df9257d90829d49a64655af8a201836652e7463d891caf20dfa46706c8ac6e9cd1caad9bd566fe73ac1087952448e0e82dd642163edada2393c07d148afb21dca1571a0b02bb927cb9e7513dcf00b3d78d7126a41132d33d19a8aa7345aef7d078e77fa308be8accaba1a001c17803", 0xa3}, {&(0x7f0000001a40)="e1de59ee3d30e7607fdb3e4c68513778bb543528cd88378eb600aa21d1b91f0e1a4acb0bcbaaf4d6d6501c07aefe3096a98885b973afdd88acf7871f15ef46751eb112f8ccf3537df5edf1df5d3ca2ab43206340584d1fd43038a8bea6afa6a43f5be0752b4445f181c60873c0c365671bdc27b2454bad81c4ea654f651d2c733d44dde911", 0x85}, {&(0x7f0000002400)="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", 0x107}, {&(0x7f0000001c00)="fb3ca1e45eeca9d8ff13a7bdc0f026b405d3fb9f26165e1a170ef6ae3c1ae153ed699ed25bf63508250b6375f3410f0d557ce76a8dd745f975eea89448503a8d01916261eac9fde0f78748b1447f83b5880d65e9df1a464811c203ab8ae344422152fa28d9563bb37c19eb776a17e453bf7f988740c16a1cecd4a07629684a98c9b2ecda7807b110de5028eed30dd8609093e941fce4e35695340f4b164bf402f90355eb50f834078a1a587e3dfb64385a7e830d125e5c3b33f50dc62f03e749bfa079859b1bad5754199fc8425f6e6b6b9165dfdce988dad73929ae", 0xdc}, {&(0x7f0000001d00)="8b1971a5bfef085b47bcdeeae0021b", 0xf}], 0x100000000000017c, &(0x7f0000003680)=[@op={0x18, 0x117, 0x3, 0x2}, @assoc={0x18, 0x117, 0x4, 0x7fff}, @iv={0x88, 0x117, 0x2, 0x71, "2b63d91b5f24744361a63e675018df46721543dd36da6e0d365e39e5018260ce2dff7b7ce0d1dda784f09708eadd5b1f3f54babee017ac5c768f4575e216e9a7c38e57f685966878c4a86633b7ca5e9c67db6fdc1ff03b2314f27ac174603b8ab23dfbc9e346c06a9403abcb0d10b95039"}, @op={0x18}, @iv={0x1018, 0x117, 0x2, 0x1000, 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@iv={0x68, 0x117, 0x2, 0x52, "76f04fab1a29905574c9edef591ddb72021f81f927789413083e7853b0a1f15c7e22ab3a897203939ff4aed4b208b44f22853999c1d9ec53dfb9ba385410af2477edd24c3ee325d52f4d4515b4bbef895c6d"}, @assoc={0x18, 0x117, 0x4, 0xe06}, @op={0x18, 0x117, 0x3, 0x1}, @assoc={0x18, 0x117, 0x4, 0x6}, @op={0x18}], 0x11b0}, {0x0, 0x0, &(0x7f0000002280)=[{&(0x7f0000001f00)="4b4d1cad0261c7aa8cdc6e136fe1b5ab90d6cf05fd38406ae312fcc948ae0c7f03151bb9e0e7ce0d50c823db2ee8146f2d955a66e6496c7c644cd62ec7ca89c2d83886aa1d7957f5b27a6eff8a61ae784011cb3cf28ea89c07b49eea9ed5bc4b0d5d643fa5ef4d44448968fc7199fde300d94280e3ee6441df3c086c50580307167089a0abd5267b0c45a8aac92a01ba2352e997323ca98de702f1f329376f162400d3794e43dddf6a5396906895f1e19a785863ab130699b659026474f2e6534227af7021922ea4c4dd9dbe7e411fa6791e01", 0xd3}, {&(0x7f0000002000)="2974309dd0cfae2e60edd374ab163d6241c263b574eea8cc42a6d39f27a2caa35860d15f96fbf37f2ad5caa3fc83037172086077a39f3c31176067939d573a03f3290c77a66cf46669fe5dd55652ba8645a554c22d421259700f2b8df95ffb023ac9362a1e5f8eab01ffe697ac3ebaa6c805", 0x72}, {&(0x7f0000002080)="404ab39f2a3802a1d043e72b43cf", 0xe}, {&(0x7f00000020c0)="0f68b2d667141ea39d822292dd049981403409cb9624a958419ef2a22f94829d", 0x20}, {&(0x7f0000002100)="55613dd4a6b83d6de84ff29a65a7834d10cd467470ea6a769f00a86056011d44a08365b257029dcd0e6dc3eb7ace007198c43b86e20568b4829e5a5cf2d72573dbc29d9344fdc7312214e7293ce625fff707cbe62237bfadcce4c64a7e9858a2b528647078d6511d439ec1f244989c1eb90aafe6ae35be5b683bf8c97c2c2120f347c5fca5c475dde2d3d4f335efa154dcdd7ff21f093d0b33e14cca8358f7696b7017b814440c4f310d314cd5b9397b1db94d", 0xb3}, {&(0x7f00000021c0)="824ad402e450e276c27ed31cec04af4ebe003e68fb15797d0000b1ba5a8dc934db9cb3d15ee8ca690286ea7755afa3320a92b7203e3ef102c51442ac36191cdbdded06a5dacde1304db40ce1b2de894010ac436b5370b185186be1ebbba4bbf025bad1352520622f3145264954f191e94160281a6fa8ebb8af9685b24ea1a4e6ab39d4c30bae8a4f8a4c7ef6297b2bd152acf80c0756cd8bd50873b4041e77336109105e1d547994e92d1567906b92f75e3ab9128d7013a99a12c60811fba2", 0xbf}], 0x6, 0x0, 0x0, 0x10}], 0x4, 0x4044) sendmsg$IPCTNL_MSG_EXP_GET(r4, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x2c, 0x1, 0x2, 0x401, 0x0, 0x0, {0x7, 0x0, 0x6}, [@CTA_EXPECT_CLASS={0x8, 0x9, 0x1, 0x0, 0x5fa}, @CTA_EXPECT_CLASS={0x8, 0x9, 0x1, 0x0, 0x3}, @CTA_EXPECT_FLAGS={0x8, 0x8, 0x1, 0x0, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0xc0}, 0x4001) [ 195.869975][ T27] audit: type=1804 audit(1593312519.901:55): pid=9909 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/80/bus/file0" dev="overlay" ino=16087 res=1 [ 195.883906][ T9911] netlink: 'syz-executor.2': attribute type 9 has an invalid length. 02:48:40 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 195.961178][ T9921] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 196.091013][ T9932] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. [ 196.129524][ T9932] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 02:48:40 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x17, 0x0, 0x40002, 0x2, 0x0, 0x1}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000fe6000)={0x3, 0x4, 0x4, 0x100000009, 0x0, 0x1}, 0x40) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) r3 = accept$inet(r2, &(0x7f0000000040)={0x2, 0x0, @dev}, &(0x7f00000000c0)=0x10) getsockopt$SO_TIMESTAMP(r3, 0x1, 0x40, &(0x7f0000000140), &(0x7f00000001c0)=0x4) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000001300)={0x3, 0x7, &(0x7f0000000000)=@framed={{}, [@map={0x18, 0x0, 0x1, 0x0, r0}, @map={0x18, 0x0, 0x1, 0x0, r1}]}, &(0x7f0000000080)='GPL\x00', 0x2, 0x1000, &(0x7f0000000280)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r4, 0xc0, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) [ 196.209168][ T9940] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 196.225289][ T9911] netlink: 'syz-executor.2': attribute type 9 has an invalid length. [ 196.304835][ T12] usb 2-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 196.322505][ T12] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 02:48:40 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xa, 0x0) [ 196.370167][ T12] usb 2-1: Product: syz [ 196.394122][ T12] usb 2-1: Manufacturer: syz [ 196.410782][ T12] usb 2-1: SerialNumber: syz 02:48:40 executing program 2: r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f00000002c0)={0x0, 0x48, &(0x7f0000000080)=[{&(0x7f0000000040)="2e00000025000511d25a80648c638c0d0424fc60040010000a0003000200000037153e370a00098002000000d1bd", 0x2e}], 0x1}, 0x0) perf_event_open(&(0x7f0000000400)={0x2, 0x70, 0xea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) setsockopt$SO_BINDTODEVICE_wg(0xffffffffffffffff, 0x1, 0x19, 0x0, 0x0) close(r0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) ioctl$sock_bt_hidp_HIDPGETCONNLIST(r1, 0x800448d2, &(0x7f0000000000)={0x4, &(0x7f0000000480)=[{@fixed}, {@none}, {@none}, {}]}) 02:48:40 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:40 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 196.603960][ T9976] netlink: 'syz-executor.2': attribute type 9 has an invalid length. [ 196.639663][ T9979] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:40 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:40 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xb, 0x0) [ 197.097163][T10007] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 197.156921][ T27] audit: type=1804 audit(1593312521.191:56): pid=10008 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/83/bus/file0" dev="overlay" ino=16082 res=1 [ 198.153621][ T229] tipc: TX() has been purged, node left! [ 198.313672][ T229] tipc: TX() has been purged, node left! 02:48:42 executing program 2: r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_udp_int(r1, 0x11, 0x67, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000400)={'vcan0\x00', 0x0}) connect(r0, &(0x7f0000000140)=@ll={0x11, 0x0, r2}, 0x80) sendmsg$can_bcm(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB="0100000003ff0000001c09000000e200", @ANYRES64=0x0, @ANYRES64=0xea60, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="0000000001"], 0x80}}, 0x0) r3 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0xcc, 0x0) getsockopt$bt_BT_DEFER_SETUP(r3, 0x112, 0x7, &(0x7f0000000280), &(0x7f00000002c0)=0x4) sendmsg$can_bcm(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="030000007a0800"/16, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000986777366d777cab"], 0x48}}, 0x10) 02:48:42 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:42 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) r0 = creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x430, &(0x7f0000000040)=ANY=[@ANYBLOB="759a7065726469723d2e2f66696c65312c6c6f7765726469723d2e2f6275732c776f726b6469723f657461636f70793d6f6e2c00010000000000000000", @ANYRESHEX=r0]) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:42 executing program 0: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0x1e, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41be, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = shmget$private(0x0, 0x1000, 0x54001800, &(0x7f0000fff000/0x1000)=nil) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) getsockname$packet(r2, &(0x7f0000001540)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000001580)=0x14) r4 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r4, &(0x7f0000000140), 0xcc, 0x0) bind$pptp(r4, &(0x7f0000000240)={0x18, 0x2, {0x0, @remote}}, 0x1e) sendmsg$nl_route_sched(r1, &(0x7f0000001680)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000001640)={&(0x7f00000015c0)=@getqdisc={0x4c, 0x26, 0x1, 0x70bd26, 0x25dfdbfb, {0x0, 0x0, 0x0, r3, {0xfff2, 0xc}, {0x6, 0x8}, {0x4, 0x6}}, [{0x4}, {0x4}, {0x4}, {0x4}, {0x4}, {0x4}, {0x4}, {0x4}, {0x4}, {0x4}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4040804}, 0xd0) ioctl$USBDEVFS_RELEASE_PORT(0xffffffffffffffff, 0x80045519, &(0x7f0000000200)) r5 = openat$smackfs_cipsonum(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/fs/smackfs/doi\x00', 0x2, 0x0) ioctl$FS_IOC_GETFLAGS(r5, 0x80086601, &(0x7f00000001c0)) shmat(r0, &(0x7f0000000000/0x4000)=nil, 0xffffffffffffdfff) shmat(r0, &(0x7f0000ffe000/0x2000)=nil, 0x7000) 02:48:42 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xc, 0x0) [ 198.446796][ T2477] usb 2-1: USB disconnect, device number 2 02:48:42 executing program 1: r0 = gettid() r1 = creat(&(0x7f0000000100)='./file0/file0\x00', 0xf1) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f00000000c0)='TIPCv2\x00') r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_NL_BEARER_ENABLE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000300)={0x18, r2, 0xc573de0d27bdfe6f, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x4}]}, 0x18}}, 0xc8c5) sendmsg$TIPC_NL_KEY_FLUSH(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0xbcd1ea38577deed1}, 0xc, &(0x7f0000000240)={&(0x7f0000004ec0)=ANY=[@ANYBLOB="a0b4ec82d11f1f749f7f6e72c4a948e8be000db08c4468560b67cc8197646891136fa6247a0bb9bbbc38de07bf4934cfff015d1b84", @ANYRES16=r2, 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0x21c8}, 0x1, 0x0, 0x0, 0x880}, 0x4000) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, @perf_config_ext={0x3000000000, 0x101}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) close(r1) clone(0x2000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) execve(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000840)=[&(0x7f0000000a80)='\xa11\xc2\x1fQ\x88\xebH\xe7\xcf/\x83\xb3+\xc5\xa0\xa6\xbf\x85\xf0;\xea\x8a\xd5b\xb0\xe7=\xf41\xf5\xb4\xb9\aPk\x94csn\x8bu\bHD\x06\f\xccU\x19\xaa\xe0\xed\x85\xb1%\xd8\x82\xaeW\x8764\x93\xb6`\x90\xb1\x1d\xd6\x91\x9a\xf5I:=\xd9\x98\t\x03\x13\xa4f\x13\xeb\x11\xd5\x17J]\x8b\xc18v\xfc\xa9\xcb|\xd4\x1a\x91\x81c\xeb\r|\xdbo\xa8?\xa8\x192\t\x10\x1bhGZ\xc0\xe7\xc3{b\xc0Z\xe5&\r\n\x858\x94V\x9f\xbah\x8f\x91\xa4\x8a\x90\xa7\x10\x85kYh\xb6\x0f\t0-\x9f@\xc2\xbbR.>\xc5;\xceJ\x14QJ0CrCP\x1e\xea\x8b\xc3z\xb8\x7f+\x94LV&\x8e\xce\xecA\xd6\x12#\xdb\x90\xf9\x9d\x03T\x89[G\xa8\xa4\xa9\xa7r\xd8x(\x9dv9\x16\x1dH=\x82?>-\x84R\x11\x94\x17\x01\x03\xc4\xa3\xb3?\xecyq\x86Y'], &(0x7f0000000140)=[&(0x7f0000000480)='\xa11\xc2\x1fQ\x88\xebH\xe7\xcf/\x83\xb3+\xc5\xa0\xa6\xbf\x85\xf0;\xea\x8a\xd5b\xb0\xe7=\xf41\xf5\xb4\xb9\aPk\x94csn\x8bu\bHD\x06\f\xccU\x19\xaa\xe0\xed\x85\xb1%\xd8\x82\xaeW\x8764\x93\xb6`\x90\xb1\x1d\xd6\x91\x9a\xf5I:=\xd9\x98\t\x03\x13\xa4f\x13\xeb\x11\xd5\x17J]\x8b\xc18v\xfc\xa9\xcb|\xd4\x1a\x91\x81c\xeb\r|\xdbo\xa8?\xa8\x192\t\x10\x1bhGZ\xc0\xe7\xc3{b\xc0Z\xe5&\r\n\x858\x94V\x9f\xbah\x8f\x91\xa4\x8a\x90\xa7\x10\x85kYh\xb6\x0f\t0-\x9f@\xc2\xbbR.>\xc5;\xceJ\x14QJ0CrCP\x1e\xea\x8b\xc3z\xb8\x7f+\x94LV&\x8e\xce\xecA\xd6\x12#\xdb\x90\xf9\x9d\x03T\x89[G\xa8\xa4\xa9\xa7r\xd8x(\x9dv9\x16\x1dH=\x82?>-\x84R\x11\x94\x17\x01\x03\xc4\xa3\xb3?\xecyq\x86Y']) r4 = getpgrp(0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) r6 = gettid() r7 = socket$inet6_tcp(0xa, 0x1, 0x0) kcmp(r6, r4, 0x0, r5, r7) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x1, 0x3, 0x0, 0x0, 0x0, 0x5, 0x402, 0x3, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2, 0x4, @perf_bp={&(0x7f0000000000), 0x9}, 0x10a0a, 0x200000003, 0x1003, 0x6, 0xbe77, 0x7fffffff, 0x8003}, r4, 0xd, 0xffffffffffffffff, 0xd) ptrace$setopts(0x4206, r0, 0x0, 0x0) socket(0x0, 0x4, 0x3) [ 198.594502][ T27] audit: type=1800 audit(1593312522.631:57): pid=10028 uid=0 auid=0 ses=4 subj=_ op=collect_data cause=failed comm="syz-executor.0" name="SYSV00000000" dev="hugetlbfs" ino=0 res=0 02:48:42 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000140)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) mount$overlay(0x400002, &(0x7f00000001c0)='./file1\x00', &(0x7f0000000100)='overlay\x00', 0x50040, &(0x7f0000000380)=ANY=[@ANYBLOB="75707065726469723d2e2f66696c65316c6c6f7765726469723d2e2f6275732c77b9cc0c8c69723d2e2f66696c6530126d65746163caca5f6f6f6e2c00", @ANYRESHEX=r0]) link(&(0x7f0000000040)='./bus/file1\x00', &(0x7f0000000080)='./bus/file0\x00') link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 198.647944][T10036] ptrace attach of "/root/syz-executor.1"[10033] was attempted by "/root/syz-executor.1"[10036] [ 198.692993][T10034] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:42 executing program 1: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x2}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$VIDIOC_STREAMON(r1, 0x40045612, &(0x7f0000000040)=0x81) r2 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$cec(&(0x7f00000002c0)='/dev/cec#\x00', 0x0, 0x2) mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x11, r2, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r2) dup3(0xffffffffffffffff, r0, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) ioctl$FS_IOC_RESVSP(r5, 0x40305828, &(0x7f0000000080)={0x0, 0x2, 0x8000, 0x7}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={0x0}, 0x1, 0x0, 0x0, 0xc0648d0}, 0x880) r6 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@bridge_getlink={0x28, 0x12, 0x20d, 0x0, 0x0, {}, [@IFLA_EVENT={0x8, 0x1d}]}, 0x28}}, 0x0) sendmsg$nl_route(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)=ANY=[@ANYBLOB="400000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="db80833c000000001800128008000100767469000c000280000000000000000008000a00", @ANYRES64=r6, @ANYBLOB], 0x40}}, 0x0) [ 198.727561][ T27] audit: type=1804 audit(1593312522.671:58): pid=10034 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/84/bus/file0" dev="sda1" ino=16127 res=1 02:48:42 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:42 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000000240)=[@in6={0xa, 0x4e22, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @in6={0xa, 0x4e22, 0x0, @rand_addr=' \x01\x00'}], 0x38) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) 02:48:42 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 198.871755][ T27] audit: type=1800 audit(1593312522.751:59): pid=10028 uid=0 auid=0 ses=4 subj=_ op=collect_data cause=failed comm="syz-executor.0" name="SYSV00000000" dev="hugetlbfs" ino=1 res=0 02:48:43 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000380)={{{@in6, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in=@broadcast}}, &(0x7f00000001c0)=0xe8) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x1) setresuid(0x0, r2, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='9p\x00', 0x200000, &(0x7f0000000480)={'trans=unix,', {[{@cache_mmap='cache=mmap'}, {@version_9p2000='version=9p2000'}, {@access_client='access=client'}, {@msize={'msize', 0x3d, 0x100}}, {@version_9p2000='version=9p2000'}, {@msize={'msize', 0x3d, 0x8}}, {@fscache='fscache'}], [{@rootcontext={'rootcontext', 0x3d, 'root'}}, {@mask={'mask', 0x3d, 'MAY_APPEND'}}, {@fowner_eq={'fowner', 0x3d, r0}}, {@fowner_gt={'fowner>', r2}}, {@audit='audit'}]}}) r3 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0xcc, 0x0) sendmsg$NFNL_MSG_CTHELPER_DEL(r3, &(0x7f00000005c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000580)={&(0x7f0000000280)={0x24, 0x2, 0x9, 0x801, 0x0, 0x0, {0x3, 0x0, 0x2}, [@NFCTH_QUEUE_NUM={0x8, 0x3, 0x1, 0x0, 0xce}, @NFCTH_PRIV_DATA_LEN={0x8, 0x5, 0x1, 0x0, 0x18}]}, 0x24}, 0x1, 0x0, 0x0, 0x54}, 0x20000000) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) r4 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r4, &(0x7f0000000140), 0xcc, 0x0) r5 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r5, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r5, 0x84, 0x8, &(0x7f0000000640), &(0x7f0000000680)=0x4) ioctl$IMGETCOUNT(r4, 0x80044943, &(0x7f0000000600)) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 198.945839][T10046] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. [ 198.980754][T10046] [ 198.983093][T10046] ====================================================== [ 198.990093][T10046] WARNING: possible circular locking dependency detected [ 198.997095][T10046] 5.8.0-rc2-syzkaller #0 Not tainted [ 199.002358][T10046] ------------------------------------------------------ [ 199.009359][T10046] syz-executor.1/10046 is trying to acquire lock: [ 199.015753][T10046] ffff8880a914bce0 (&iint->mutex){+.+.}-{3:3}, at: process_measurement+0x66d/0x18e0 [ 199.017382][T10055] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 199.025115][T10046] [ 199.025115][T10046] but task is already holding lock: [ 199.025120][T10046] ffff8880996d4450 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x45/0x90 [ 199.025141][T10046] [ 199.025141][T10046] which lock already depends on the new lock. [ 199.025141][T10046] [ 199.025143][T10046] [ 199.025143][T10046] the existing dependency chain (in reverse order) is: [ 199.025145][T10046] [ 199.025145][T10046] -> #1 (sb_writers#4){.+.+}-{0:0}: [ 199.040023][ T27] audit: type=1804 audit(1593312522.771:60): pid=10040 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/84/bus/file0" dev="overlay" ino=16127 res=1 [ 199.046625][T10046] lock_acquire+0x160/0x720 [ 199.046633][T10046] __sb_start_write+0x14b/0x410 [ 199.046641][T10046] mnt_want_write+0x45/0x90 [ 199.046649][T10046] ovl_maybe_copy_up+0x117/0x180 [ 199.046655][T10046] ovl_open+0xa2/0x200 [ 199.046662][T10046] do_dentry_open+0x813/0x1070 [ 199.046668][T10046] dentry_open+0xc6/0x120 [ 199.046675][T10046] ima_calc_file_hash+0xfa/0x1f30 [ 199.046682][T10046] ima_collect_measurement+0x1fd/0x490 [ 199.046688][T10046] process_measurement+0xddf/0x18e0 [ 199.046699][T10046] ima_file_check+0x9c/0xe0 [ 199.162297][T10046] path_openat+0x27d6/0x37f0 [ 199.167400][T10046] do_filp_open+0x191/0x3a0 [ 199.172410][T10046] do_sys_openat2+0x463/0x770 [ 199.177593][T10046] __x64_sys_open+0x1af/0x1e0 [ 199.182780][T10046] do_syscall_64+0x73/0xe0 [ 199.187705][T10046] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 199.194095][T10046] [ 199.194095][T10046] -> #0 (&iint->mutex){+.+.}-{3:3}: [ 199.201468][T10046] validate_chain+0x1b0c/0x8920 [ 199.206966][T10046] __lock_acquire+0x116c/0x2c30 [ 199.212330][T10046] lock_acquire+0x160/0x720 [ 199.217341][T10046] __mutex_lock_common+0x189/0x2fc0 [ 199.223050][T10046] mutex_lock_nested+0x1a/0x20 [ 199.228323][T10046] process_measurement+0x66d/0x18e0 [ 199.234030][T10046] ima_file_check+0x9c/0xe0 [ 199.239042][T10046] path_openat+0x27d6/0x37f0 [ 199.244142][T10046] do_filp_open+0x191/0x3a0 [ 199.249152][T10046] do_sys_openat2+0x463/0x770 [ 199.254336][T10046] __x64_sys_openat+0x1c8/0x1f0 [ 199.259695][T10046] do_syscall_64+0x73/0xe0 [ 199.264621][T10046] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 199.271010][T10046] [ 199.271010][T10046] other info that might help us debug this: [ 199.271010][T10046] [ 199.281211][T10046] Possible unsafe locking scenario: [ 199.281211][T10046] [ 199.289062][T10046] CPU0 CPU1 [ 199.294401][T10046] ---- ---- [ 199.299736][T10046] lock(sb_writers#4); [ 199.303859][T10046] lock(&iint->mutex); [ 199.310496][T10046] lock(sb_writers#4); [ 199.317171][T10046] lock(&iint->mutex); [ 199.321303][T10046] [ 199.321303][T10046] *** DEADLOCK *** [ 199.321303][T10046] [ 199.329420][T10046] 1 lock held by syz-executor.1/10046: [ 199.334853][T10046] #0: ffff8880996d4450 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x45/0x90 [ 199.343946][T10046] [ 199.343946][T10046] stack backtrace: [ 199.349810][T10046] CPU: 0 PID: 10046 Comm: syz-executor.1 Not tainted 5.8.0-rc2-syzkaller #0 [ 199.358448][T10046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.368474][T10046] Call Trace: [ 199.371740][T10046] dump_stack+0x1f0/0x31e [ 199.376046][T10046] print_circular_bug+0xc72/0xea0 [ 199.381048][T10046] ? stack_trace_save+0xad/0x150 [ 199.385957][T10046] ? save_trace+0x49/0xba0 [ 199.390345][T10046] check_noncircular+0x1fb/0x3a0 [ 199.395253][T10046] validate_chain+0x1b0c/0x8920 [ 199.400076][T10046] ? mark_lock+0x102/0x1b00 [ 199.404549][T10046] ? mark_lock+0x102/0x1b00 [ 199.409024][T10046] __lock_acquire+0x116c/0x2c30 [ 199.413846][T10046] ? __lock_acquire+0x116c/0x2c30 [ 199.418842][T10046] lock_acquire+0x160/0x720 [ 199.423316][T10046] ? process_measurement+0x66d/0x18e0 [ 199.428657][T10046] __mutex_lock_common+0x189/0x2fc0 [ 199.433826][T10046] ? process_measurement+0x66d/0x18e0 [ 199.439203][T10046] ? process_measurement+0x64b/0x18e0 [ 199.444546][T10046] ? process_measurement+0x66d/0x18e0 [ 199.449886][T10046] ? up_write+0xe9/0x450 [ 199.454141][T10046] mutex_lock_nested+0x1a/0x20 [ 199.458873][T10046] process_measurement+0x66d/0x18e0 [ 199.464045][T10046] ? rcu_lock_release+0x5/0x20 [ 199.468778][T10046] ? smk_of_task_struct+0x1bd/0x1d0 [ 199.473943][T10046] ? smack_task_getsecid+0x22/0x80 [ 199.479023][T10046] ima_file_check+0x9c/0xe0 [ 199.483506][T10046] path_openat+0x27d6/0x37f0 [ 199.488075][T10046] do_filp_open+0x191/0x3a0 [ 199.492547][T10046] ? _raw_spin_unlock+0x24/0x40 [ 199.497364][T10046] ? __alloc_fd+0x55c/0x600 [ 199.501842][T10046] do_sys_openat2+0x463/0x770 [ 199.506497][T10046] __x64_sys_openat+0x1c8/0x1f0 [ 199.511318][T10046] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 199.517351][T10046] do_syscall_64+0x73/0xe0 [ 199.521735][T10046] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 199.527692][T10046] RIP: 0033:0x45cb19 [ 199.531555][T10046] Code: Bad RIP value. [ 199.535596][T10046] RSP: 002b:00007fc17517dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 199.543971][T10046] RAX: ffffffffffffffda RBX: 00000000004f8300 RCX: 000000000045cb19 [ 199.551913][T10046] RDX: 000000000000275a RSI: 00000000200001c0 RDI: ffffffffffffff9c [ 199.559940][T10046] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 [ 199.567879][T10046] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 199.575818][T10046] R13: 00000000000007b4 R14: 00000000004caa0a R15: 00007fc17517e6d4 [ 199.633057][T10049] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. 02:48:44 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:44 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:44 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) prctl$PR_GET_TIMERSLACK(0x1e) r2 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r2, &(0x7f0000000000)={0x0, 0x8100, &(0x7f0000000080)=[{&(0x7f00000002c0)="2e00000010008105040f15ecdb4cb92e0a480e002a000000e8bd6efb250309000e000100240248ff050005001201", 0x2e}], 0x1}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) write$cgroup_subtree(r1, &(0x7f0000000040)={[{0x2d, 'cpu'}, {0x2d, 'pids'}, {0x7b, 'rdma'}, {0x2d, 'rdma'}, {0x2d, 'pids'}, {0x2b, 'pids'}]}, 0x23) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x248840, &(0x7f0000000400)={[{@upperdir={'upperdir', 0x3d, './bus/file0'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@upperdir={'upperdir', 0x3d, './file2'}}, {@metacopy_off='metacopy=off'}]}) clock_gettime(0x0, &(0x7f0000000380)={0x0, 0x0}) select(0x40, &(0x7f0000000140)={0xfffffffffffffa14, 0xd439, 0x4, 0x6, 0x100000001, 0x800, 0x1, 0x3b06}, &(0x7f00000001c0)={0x7b3f, 0x10001, 0x4, 0x5, 0x81, 0x3b2d, 0x8, 0x7c0}, &(0x7f0000000280)={0x3, 0x7, 0x8001, 0x8b, 0x115, 0x1000, 0x7e, 0xf43c}, &(0x7f00000003c0)={r3, r4/1000+60000}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) ioctl$BLKPG(r6, 0x1269, &(0x7f0000000340)={0x64767fe9, 0x8, 0x45, &(0x7f0000000480)="4a04c09036222735a3008418d3193f173547e21a7087e1a301ae70f0617f6d6762f028eec14bfcd51326e0a8b5531fc4f45acd08f67344eef6e73ab6df71de62a398c6c1af"}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:44 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xe, 0x0) 02:48:44 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:44 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:44 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 200.335728][T10089] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:44 executing program 4: sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="38000000240007750000004007a2a30005000000", @ANYRES32, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000440)=ANY=[@ANYBLOB="3800000064000400"/20, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000b000100666c6f77657200000800020004005480"], 0x38}}, 0x0) r0 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0xcc, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000003180)={{{@in6=@initdev, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@initdev}, 0x0, @in=@multicast1}}, &(0x7f0000003280)=0xe8) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000002c0)={0x0, 0xfffffffffffffea1, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="38000000240007750000004007a2a30005000000", @ANYRES32=r5, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000440)=@newtfilter={0x38, 0x64, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r5}, [@filter_kind_options=@f_flower={{0xb, 0x1, 'flower\x00'}, {0x8, 0x2, [@TCA_FLOWER_KEY_ENC_OPTS={0x4}]}}]}, 0x38}}, 0x0) sendmmsg$inet(0xffffffffffffffff, &(0x7f0000003380)=[{{&(0x7f0000000040)={0x2, 0x4e21, @rand_addr=0x64010102}, 0x10, &(0x7f0000000080)=[{&(0x7f0000000380)="92543c9daa8c8fbfa9b8fe90990c2aeb904dfb46769d1d51dc0d2ceccdb3edae2887f11283ec70d2cf587e8c4b9df3dbd14bc440250375083f4c8c4184264daee643785ff822cbe3553257dd0b85ac4f2dc1f00d33748fb31ffade501f84a71e7f0dfa39147b7c9c6d0255a2b1", 0x6d}, {&(0x7f0000000400)="cfd25beaec8b30c647ebf7095c253dff8569ce595c79636a18ae9668de97beeb1269f96538d619fdd8affeaa5e07559e4d8660e69a1aab7bd9a432625a6cab89208969b2478e9f59cb8603a72e6d6624b6de0607ff43ae1931b6e6e593abcfffd9c1d3a8d3af07cedaa88c2851d6aa3e73d6a28d1b3970574748af050333d1548c7fca9bb053522c5d6a2ef59c1e99caed4d68e0d7c0c5e015b1c667f08a311f750bc3a19c5dc858242a0d8ce52d11967abfc07dff53d0132b2324c5ea057defa8419b666295de810cd4e5e1eae669bb3b7f", 0xd2}, {&(0x7f0000000500)="477252f1168be5c5e2a8d310ed2563025303fe379ecb6719f1427314bc68806cdaa053fe7cbc6e724e44b54bb721a62411dfaee09e1b48ae02d168d09755d0712aa3c9128a3b435f3b8169b961db235d819a1ce36fa2f6647853f1ae5fbb270c", 0x60}], 0x3}}, {{&(0x7f0000000140)={0x2, 0x4e22, @multicast2}, 0x10, &(0x7f0000002b00)=[{&(0x7f0000000580)="ea60dc4aa5972e41f9323bca3e2608664b14982333c9933b0bdda25f13cf8ec3b51f0b80e85baf43528d8c2fc5f2ea0b16544eb8d31335f177d34db820a74dac6f937f7cecaf89", 0x47}, {&(0x7f0000000600)="94a4b4117ecbc3d90d006cdd668c7f183854b05908c58110dcebc4ec479940853f3aff1d6ea5533b9d1220f4c69b0c8374dc635844c102627073ad65ed8da28e84e9bc121ca0f34814d6feb0b0598b76784c722bb0eda86fdc26f6c99e1c4f3b284d8acfef9113acb7352f657444ddd3c00f02de1d8a2c7c602a688a2260fc6d3d3cc9a49294e3af065e2b67e6a2dea3b495d87ad3e733e2159fccbf69adea68ac31c1d4462864ef4f3b4dae7c11c881b39e6def9c9b9ffadc6639b14f3656b1f4d24692fb19e3586231ed565e4313c90596b52bb1392d9300902c8feed13b904670b87049f22dcecda1", 0xea}, {&(0x7f0000000700)="6d2f65f68695fdc80308ef034d63321a8a8fc45aad9fbbc1f9274838b1de461c35a42773fd57fca01d258e5f11a89b4bccb036f73e5bb09cb6dfb2c6c2d0589717991a4612e2d2cd76732de32a3b72cb70da805a176a7f91b51849ab1f79b098bee22f0d4e856d666fcc50b243cb9acf4a2478c4e12d49ec76cdbe21a38ee654cf3cc546ebee272cb7ea37d6c4c1149386db5793818d0231ee9d579f84f053909f4fa5aed8a22c3a7116ef84ec3f154d505d19232baf38c1463924f8a18491a21280fb55d295c4274a279b8e1ba3679fbf84dd3d1b1edac93cee9e7799d4acff93eca16915786ba3dbc7c4f67d7a9b5930ac", 0xf2}, {&(0x7f0000000800)="67275654023f1e3bd38ccb6f3af4f2229416f1e30e113e6f984d3f465fddc5b1aea1e9a3e591d79418f2694c7167d1d82d3c02ac590493dd480c871668e0f1b2236063eb32bdb293da3cd656aa52950a0dea7352d5ea32af1d7f9c", 0x5b}, {&(0x7f00000001c0)="490c05cddee3cac2e6b63d7063424427387bbfb72b014997c697cf03cc9fa876d3c2600338", 0x25}, {&(0x7f0000000880)="511f2032264e635ccc753b350f6d86aaa9e68fd68095547bff46085dcc80f3884af7b888b09f095034f7dad2c334500ecb4deadee1322ed38f6bebbfcc2db92ac6829cf06fd8c7d666955760256ab6164aee6a22aef14da848e0a184553af7ded1bd8117ab7c9345ed3ffa3c64f6b94fc9e023f70cfb0129dd33ba0a00878bce2222e5613d37d4607938d63b0e893618deeafa3d39b5d7e726b4f6da3f56d25d4d8c1e145e08c8137b32a14a3c889ec2f711456728c0fe6539186a2955e604bb368134a64f9adf6d77a7ddd599907e324edf23c80d12e7f1c34e", 0xda}, {&(0x7f0000000980)="a120a38b1b7610edcb4f9babdf09ced1e6d2ce1049e858fbf3079fd5d83681b0534a8148a4ddeb3870c71c732bbe01205db8a9ecf9ba6bfed7845a9a2825d7ecee204d6d7a3e27ee19af9a8ee219d5d440aed7b2866984f98a1f64679e766b88dc7efb2e45fe829cc3623c2214d8512e997e6b6d921d6c3a93518bb793df43d6f329d7bad9d5bff1eab794933608ce3c4072cea292d2149d87d426c67a412c2a024d59d4b933b3975ba1b0027f5ff47b16770fba623732b29b50f78c2871988148ad2fb9637c9c4fbab12db9bc781e2566f16178f0f3bdd4e3e5062e", 0xdc}, {&(0x7f0000000a80)="872b26155bccbd45fb1461687bb1830e051daafb39b01d8dd7fb7e40c9dece332a9ccf9c6d216bee384807d91357646b3aeab35f132368b6574da9144d5a80f372b678aa63283b52a56c5ad8770214392e0a57dd5f91b06401a150b8ce978b21ec531b6a3cc63591c2a82a", 0x6b}, 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{&(0x7f0000002d80)="dcdc9159b26ab732e44d53b65f02f8ccbc8ec25c3650c076f94a3fb5f7f60800ec93185187282410a71de5585c3fc0b5c05af98b1bf5a80d60ba4099a00611a4d8418f8a6b8e3a70b882b16765c4507da42a7363786e8c2f518d12233824de3e42816da0b2589cb4f693040d7fe9e5267b5e5685ffa26b0b0edf4405d4275659ee", 0x81}, {&(0x7f0000002e40)="07e70bbd8c1ca49f01d7a537370989c0d96e778d968091b193c6b70ff90835b9b1e402e97395b442973576fba6800e3628d674de1c567a6c5375c45d14b153f8e2275cb631de9c0c6e96bc783b85e90260c14b12dfbdbd883155d86aa41f313b1a68bb39da178fb6c31e4ae4bb62806108085c92242431ea6367", 0x7a}, {&(0x7f0000002ec0)="cef9374b97381db3486f1db7eff0cc37c70350fd4a54c35616bcd26507dcbe189657e3ed9211e859b0f17e5b91d3d132c57dacb4dddce746b2db28d62f08f25dafd76d8750bd3e2832a9dad3a27c037dc0800d6adeea8a4bad36b5b5ff4e1b5c9053ad1266a17cd4e91ccb5ee12b4007187ea28a3ddae4d47b44d0c23413342009ec5378bfb1b6f9f29578d023fe33c122beacfdb52cefd86b05166a7e39e2ad54bae68c69bc3302cbbb7e27a57fb924077e9fcb2d1bcda4b2101fce8322d71946241b5a0f79189e931855264b90e89179e73d039b", 0xd5}, {&(0x7f0000002fc0)="02b9c5ba3be7a0bc9e40fc52deef05082914799beb95a1142b1e76fb1c6850464752e5a4628089ad06b2617b47799d818691c82240a371e330a54fa526ca4f2d6edb3de48d215752799a1b", 0x4b}, {&(0x7f0000003040)="054e6474f047c6cbac9a083450783d09354b35241a3f0935595b9e3595e7217229767916ea40edb5a66ff9953ceb3afbc2adc6b8d5a6392359df0e1932772111cfd79e6396b7adcc0ba91eed8afdd2dc9ac6149e13c167e118d41f6905cbae4d8102b9d3a10f83e9d48f1a95084920cc1270398b357ee2c8d77451ac293b3726e57289d36adbbbfbde0c21b7335519990dc114eef3a305e4c13b92a730f868e21160a9bf8f08b4a99e3570cc24bec51b88f7", 0xb2}], 0x8, &(0x7f00000032c0)=[@ip_ttl={{0x14, 0x0, 0x2, 0x2}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {r1, @empty, @local}}}, @ip_ttl={{0x14, 0x0, 0x2, 0x3ff}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {r5, @rand_addr=0x64010102, @initdev={0xac, 0x1e, 0x1, 0x0}}}}, @ip_ttl={{0x14, 0x0, 0x2, 0x8}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x9}}], 0xa0}}], 0x3, 0x40000) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:44 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:44 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:44 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:44 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x10, 0x0) [ 200.460232][T10094] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 02:48:44 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) [ 200.599225][T10109] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 02:48:44 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 200.640250][T10114] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 200.667756][T10109] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:44 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:44 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x11, 0x0) [ 200.689230][ T27] audit: type=1804 audit(1593312524.721:61): pid=10110 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/87/bus/file0" dev="overlay" ino=16179 res=1 02:48:44 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:44 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000140)='./bus\x00', 0x20) r0 = creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) ioctl$RTC_PLL_SET(r0, 0x40207012, &(0x7f0000000040)={0x80, 0x81, 0x4, 0x1ff, 0x6, 0x3, 0x9}) setsockopt$IP_VS_SO_SET_FLUSH(r0, 0x0, 0x485, 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="75707065726469723d2e2f666984a36c65312c6c6f7765726469723d2e2e6275732c776f726b6469723d2e2f66696c65302c4d657461636f70793d6f6e2c22c168ee8b7cde2440"]) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:44 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:44 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:45 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) [ 200.942138][T10130] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 200.957393][T10129] overlayfs: unrecognized mount option "Metacopy=on" or missing value 02:48:45 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x12, 0x0) 02:48:45 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:45 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) [ 200.996752][T10129] overlayfs: unrecognized mount option "Metacopy=on" or missing value 02:48:45 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) setxattr$trusted_overlay_nlink(&(0x7f0000000040)='./bus/file0\x00', &(0x7f0000000080)='trusted.overlay.nlink\x00', &(0x7f0000000140)={'L-', 0x2}, 0x16, 0x2) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:45 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:45 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:45 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:45 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:45 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:45 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x25, 0x0) [ 201.218511][T10151] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 201.223517][T10147] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:45 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) renameat2(r1, &(0x7f00000005c0)='./bus/file0\x00', r3, &(0x7f0000000600)='./file0\x00', 0x7) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) r4 = syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0x2, 0x80c00) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r4, 0x80045530, &(0x7f0000000380)=""/223) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) sendmsg$IPSET_CMD_TYPE(r4, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000140)={&(0x7f0000000480)={0x88, 0xd, 0x6, 0x401, 0x0, 0x0, {0x0, 0x0, 0xa}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_TYPENAME={0x10, 0x3, 'bitmap:port\x00'}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_TYPENAME={0x16, 0x3, 'hash:net,port,net\x00'}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x8}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_TYPENAME={0x14, 0x3, 'hash:ip,port,ip\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x88}, 0x1, 0x0, 0x0, 0x4080}, 0x800) r5 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000280)='/dev/hwrng\x00', 0x101000, 0x0) ioctl$VIDIOC_SUBDEV_G_SELECTION(r5, 0xc040563d, &(0x7f0000000540)={0x1, 0x0, 0x3, 0x0, {0x7f, 0x4, 0x1, 0x800}}) syz_open_dev$amidi(&(0x7f0000000580)='/dev/amidi#\x00', 0xd0, 0xa000) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 201.292180][T10156] overlayfs: failed to resolve './file0': -2 02:48:45 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:45 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:45 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:45 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 201.433394][T10167] overlayfs: failed to resolve './file0': -2 02:48:45 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:45 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 201.478474][T10173] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 201.497975][T10172] overlayfs: failed to resolve './file0': -2 02:48:45 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:45 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') r0 = creat(&(0x7f0000000280)='./file0\x00', 0x0) close(r0) r1 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000040)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x83, &(0x7f0000000000)={r2}, 0x8) r3 = creat(&(0x7f0000000280)='./file0\x00', 0x0) close(r3) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r4, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f0000000040)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r3, 0x84, 0x83, &(0x7f0000000000)={r5}, 0x8) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000380)={r2, 0x1, 0x5, 0xffff, 0x5, 0x1, 0x0, 0x7, {r5, @in6={{0xa, 0x4e21, 0x9, @mcast2, 0x9}}, 0xe4, 0xfffffc00, 0x1, 0x67d, 0x9}}, &(0x7f00000001c0)=0xb0) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000280)={r6, 0x0, 0x1ff, 0x20}, &(0x7f0000000440)=0x10) 02:48:45 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:45 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x37, 0x0) 02:48:45 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:45 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 201.589822][T10181] overlayfs: failed to resolve './file0': -2 [ 201.612372][T10185] overlayfs: failed to resolve './file0': -2 02:48:45 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:45 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:45 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) [ 201.720339][T10196] overlayfs: failed to resolve './file0': -2 02:48:45 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 201.791463][T10198] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 201.822094][T10202] overlayfs: failed to resolve './file0': -2 02:48:45 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:45 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:45 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x5c, 0x0) [ 201.829614][ T27] audit: type=1804 audit(1593312525.861:62): pid=10198 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/91/bus/file0" dev="overlay" ino=16187 res=1 [ 201.946781][T10213] overlayfs: failed to resolve './file0': -2 [ 202.020600][T10219] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 202.035605][ T27] audit: type=1804 audit(1593312526.071:63): pid=10219 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/92/bus/file0" dev="overlay" ino=16154 res=1 02:48:46 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000040)='./file1\x00', 0x25) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="75707065726469723d2e2f66696c65312c6c6f7765726469723d2e2f6275732c776f726b6469723d2e2f5387dc283866696c65302c6d657461636f7079"]) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:46 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:46 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:46 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:46 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:46 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x300, 0x0) [ 202.453725][T10222] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:46 executing program 2: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:46 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) [ 202.548370][T10232] overlayfs: failed to resolve './file0': -2 [ 202.559303][T10236] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:46 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:46 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:46 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x500, 0x0) 02:48:46 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='./file0/file0\x00', 0x270c82, 0x130) [ 202.610850][ T27] audit: type=1804 audit(1593312526.641:64): pid=10242 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/93/bus/file0" dev="overlay" ino=16161 res=1 [ 202.629724][T10243] overlayfs: failed to resolve './file1': -2 02:48:46 executing program 2: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) [ 202.710536][T10245] overlayfs: failed to resolve './file0': -2 02:48:46 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:46 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:46 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 202.797071][T10256] overlayfs: failed to resolve './file1': -2 [ 202.828309][T10258] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 202.851269][T10259] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 202.874244][ T27] audit: type=1804 audit(1593312526.911:65): pid=10263 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/94/bus/file0" dev="overlay" ino=16222 res=1 02:48:46 executing program 2: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:46 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:47 executing program 4: read$alg(0xffffffffffffffff, &(0x7f0000000000)=""/17, 0x11) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) connect$pppl2tp(r3, &(0x7f00000003c0)=@pppol2tpv3={0x18, 0x1, {0x0, r3, {0x2, 0x4e24, @rand_addr=0x64010102}, 0x1, 0x2, 0x1, 0x3}}, 0x2e) ioctl$RTC_WIE_OFF(r3, 0x7010) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$KVM_GET_XCRS(r1, 0x8188aea6, &(0x7f0000000080)={0x3, 0x5, [{0x310000}, {0x9, 0x0, 0x3800000000000}, {0x5, 0x0, 0x9}]}) openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000380)='/sys/kernel/debug/bluetooth/6lowpan_control\x00', 0x2, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000040)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000580)=ANY=[@ANYBLOB="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"]) mknod(&(0x7f0000000140)='./file2\x00', 0x8000, 0x3f) mount(&(0x7f0000000200)=@md0='/dev/md0\x00', &(0x7f0000000280)='./bus\x00', &(0x7f0000000340)='debugfs\x00', 0x1084050, 0x0) link(&(0x7f00000001c0)='./file1/file0\x00', &(0x7f00000002c0)='./bus\x00') 02:48:47 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x600, 0x0) [ 202.913895][T10265] overlayfs: failed to resolve './file0': -2 02:48:47 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:47 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:47 executing program 2: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) [ 202.972154][T10273] overlayfs: failed to resolve './file1': -2 02:48:47 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:47 executing program 3: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 203.084541][T10277] overlayfs: failed to resolve './file0': -2 [ 203.087929][T10282] overlayfs: failed to resolve './file1': -2 [ 203.105933][T10285] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:47 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:47 executing program 2: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) [ 203.129955][T10283] overlayfs: unrecognized mount option "upperdirñ" or missing value [ 203.153998][ T27] audit: type=1804 audit(1593312527.191:66): pid=10290 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/95/bus/file0" dev="overlay" ino=16161 res=1 02:48:47 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:47 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x700, 0x0) [ 203.188120][T10291] overlayfs: failed to resolve './file1': -2 [ 203.198154][T10293] overlayfs: unrecognized mount option "upperdirñ" or missing value 02:48:47 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f0000000080)='./bus/file1\x00', 0x50) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000040)='./bus/file1\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@index_off='index=off'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:47 executing program 2: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:47 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) [ 203.242699][T10298] overlayfs: failed to resolve './file1': -2 02:48:47 executing program 3: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:47 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:47 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:47 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) [ 203.388465][T10310] overlayfs: failed to resolve './file1': -2 [ 203.409871][T10312] overlayfs: failed to resolve './file1': -2 [ 203.421762][T10314] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:47 executing program 3: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:47 executing program 4: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) lsetxattr$smack_xattr_label(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='security.SMACK64IPOUT\x00', &(0x7f00000001c0)={'overlay\x00'}, 0x9, 0x1) mkdir(&(0x7f0000000240)='./bus/file0/file0\x00', 0x1f) chroot(&(0x7f0000000040)='./bus/file1\x00') mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="75707065726469723d2e2f66696c65312c7c6f7765726469723d2e2f6275732c776f726b6469ba3d2ead2f66696c65302c6d65f461636f70793d6f6e2c"]) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:47 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:47 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x900, 0x0) 02:48:47 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:47 executing program 3: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 203.531995][T10324] overlayfs: failed to resolve './file1': -2 02:48:47 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:47 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:47 executing program 0: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:47 executing program 3: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 203.635639][T10333] overlayfs: unrecognized mount option "|owerdir=./bus" or missing value [ 203.665167][T10334] overlayfs: failed to resolve './file1': -2 02:48:47 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:47 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) [ 203.701788][T10341] overlayfs: unrecognized mount option "|owerdir=./bus" or missing value [ 203.722223][T10343] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:47 executing program 4: mkdir(&(0x7f0000000040)='./file1\x00', 0xdc61a869b653fd27) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='upperdir=./file1,lowerdir=./bus,workdir=./ficopy=on,\x00']) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:47 executing program 3: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:47 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xa00, 0x0) [ 203.768698][T10349] overlayfs: failed to resolve './file1': -2 [ 203.777503][T10344] overlayfs: failed to resolve './file1': -2 [ 203.780859][ T27] kauditd_printk_skb: 1 callbacks suppressed [ 203.780867][ T27] audit: type=1804 audit(1593312527.811:68): pid=10350 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/97/bus/file0" dev="overlay" ino=16171 res=1 02:48:47 executing program 0: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:47 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:47 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:47 executing program 1: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) [ 203.887751][T10360] overlayfs: failed to resolve './file1': -2 [ 203.906051][T10358] overlayfs: failed to resolve './ficopy=on': -2 02:48:48 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 203.952516][T10365] overlayfs: failed to resolve './file1': -2 [ 203.955622][T10366] overlayfs: failed to resolve './ficopy=on': -2 [ 203.970914][T10370] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:48 executing program 0: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:48 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='overlay\x00', 0x4, &(0x7f0000000180)=ANY=[@ANYBLOB="696e6465783d6f66664972656469726563745f6469723d2e2f66696c65302c776f726b646972052e2f6275732f66696c65312c696e6465783d6f66662c696e6465783d6f66662c72656469726563745f6469723d2e2f6275732c7065726d69745f646972656374696f2c736d61636b66736465663d6c6f7765726469722c00"]) mkdir(&(0x7f0000000040)='./file1\x00', 0x4) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB="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"]) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:48 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) [ 204.002280][T10372] overlayfs: failed to resolve './file1': -2 [ 204.017462][T10373] overlayfs: failed to resolve './file0': -2 [ 204.023664][ T27] audit: type=1804 audit(1593312528.051:69): pid=10377 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/98/bus/file0" dev="overlay" ino=16151 res=1 02:48:48 executing program 1: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:48 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xb00, 0x0) 02:48:48 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:48 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000600)='/dev/cachefiles\x00', 0x400100, 0x0) ioctl$IOC_PR_PREEMPT(r0, 0x401870cb, &(0x7f0000000640)={0x7, 0x81, 0x101}) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) r1 = creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) llistxattr(&(0x7f0000000540)='./bus/file0\x00', &(0x7f0000000580)=""/98, 0x62) chroot(&(0x7f0000000140)='./file1/file0\x00') mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="757070654247e6e57264e8360ef4a78afee972c369723d2e2f66696c01000400000000006469723d2e2f6275732c776f726b6469723d2e2f66696c65302c6d657461636f70793ddee119789e9f516dcf4f4aa6f1648d0a744f"]) r2 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0xcc, 0x0) recvmsg$can_raw(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)=""/19, 0x13}, {&(0x7f0000000340)=""/213, 0xd5}], 0x2, &(0x7f0000000440)=""/153, 0x99}, 0x40000120) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$BLKFLSBUF(r1, 0x1261, &(0x7f00000006c0)=0x100000001) ioctl$SNDRV_PCM_IOCTL_PAUSE(r4, 0x40044145, &(0x7f0000000680)=0x800) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 204.089876][T10380] overlayfs: failed to resolve './file1': -2 02:48:48 executing program 0: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:48 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:48 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 204.168163][T10390] overlayfs: failed to resolve './file0': -2 02:48:48 executing program 1: mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:48 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, 0x0, &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) [ 204.230778][T10396] overlayfs: failed to resolve './file1': -2 [ 204.241500][T10397] overlayfs: unrecognized mount option "uppeBGæårdè6ô§ŠþérÃir=./fil" or missing value [ 204.252195][T10400] overlayfs: failed to resolve './file1': -2 [ 204.261301][T10403] overlayfs: failed to resolve './file0': -2 02:48:48 executing program 0: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:48 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:48 executing program 1: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:48 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xc00, 0x0) [ 204.331465][T10408] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 204.348289][T10410] overlayfs: failed to resolve './file1': -2 [ 204.357901][ T27] audit: type=1804 audit(1593312528.391:70): pid=10408 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/99/bus/file0" dev="overlay" ino=16239 res=1 02:48:48 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, 0x0, &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:48 executing program 0: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 204.410216][T10412] overlayfs: failed to resolve './file1': -2 [ 204.476902][T10416] overlayfs: failed to resolve './file1': -2 [ 204.503875][T10423] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 204.532468][ T27] audit: type=1804 audit(1593312528.561:71): pid=10423 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/100/bus/file0" dev="overlay" ino=16230 res=1 [ 204.566304][T10425] overlayfs: failed to resolve './file1': -2 [ 204.754425][ T0] NOHZ: local_softirq_pending 08 02:48:49 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='upperdir=./file1,lowerdir=./bUs,wOrkdir=./file0,metacopy=on,\x00']) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:49 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, 0x0, &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:49 executing program 1: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:49 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:49 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:49 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd00, 0x0) 02:48:49 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) [ 205.005879][T10429] overlayfs: unrecognized mount option "uppeBGæårdè6ô§ŠþérÃir=./fil" or missing value 02:48:49 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:49 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 205.112876][T10439] overlayfs: failed to resolve './file1': -2 [ 205.136557][T10444] overlayfs: unrecognized mount option "wOrkdir=./file0" or missing value 02:48:49 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:49 executing program 1: mkdir(0x0, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) [ 205.150409][T10447] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:49 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 205.209613][T10451] overlayfs: unrecognized mount option "wOrkdir=./file0" or missing value [ 205.219479][ T27] audit: type=1804 audit(1593312529.251:72): pid=10452 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/101/bus/file0" dev="overlay" ino=16267 res=1 [ 205.241441][T10457] overlayfs: failed to resolve './file1': -2 [ 205.250574][T10456] overlayfs: failed to resolve './file0': -2 02:48:49 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040)='/dev/btrfs-control\x00', 0x400000, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) r0 = msgget$private(0x0, 0x0) msgctl$IPC_SET(r0, 0x1, &(0x7f0000000340)={{0xffffffffffffffff, 0x0, 0x0, 0x0, 0xee00}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd}) msgctl$MSG_STAT_ANY(r0, 0xd, &(0x7f0000000300)=""/140) msgctl$IPC_SET(r0, 0x1, &(0x7f0000000340)={{0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd}) prctl$PR_GET_FPEMU(0x9, &(0x7f0000000080)) msgctl$IPC_RMID(r0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="75707065726469723d2e2f66696c65312c6c6f7765726469723d2e12ca754e2c776f726b6469723d2e2f66696c65302c6d657461636f70793d6f6e2c00"]) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:49 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xe00, 0x0) 02:48:49 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) 02:48:49 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:49 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:49 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) 02:48:49 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) [ 205.380103][T10470] overlayfs: failed to resolve './file0': -2 [ 205.395925][T10466] overlayfs: failed to resolve '.ÊuN': -2 02:48:49 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, 0x0) 02:48:49 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) 02:48:49 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:49 executing program 4: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) socket$inet_icmp(0x2, 0x2, 0x1) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') [ 205.453094][T10477] overlayfs: failed to resolve '.ÊuN': -2 [ 205.487161][T10480] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 02:48:49 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0xd, 0x0) [ 205.535484][ T27] audit: type=1804 audit(1593312529.571:73): pid=10488 uid=0 auid=0 ses=4 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir873894869/syzkaller.iNHrhD/102/bus/file0" dev="overlay" ino=16277 res=1 [ 205.538362][T10487] overlayfs: failed to resolve './file0': -2 [ 205.586271][T10485] overlayfs: missing 'lowerdir' 02:48:49 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x1100, 0x0) 02:48:49 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(0x0, 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') 02:48:49 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, 0x0) 02:48:49 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, 0x0, &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './bus'}}, {@workdir={'workdir', 0x3d, './file0'}}, {@metacopy_on='metacopy=on'}]}) link(&(0x7f0000000200)='./bus/file1\x00', &(0x7f00000002c0)='./bus/file0\x00') open(&(0x7f0000000080)='./bus/file0\x00', 0x9, 0x0) [ 205.729719][T10502] overlayfs: missing 'lowerdir' 02:48:49 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, 0x0) 02:48:49 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) creat(&(0x7f00000000c0)='./bus/file1\x00', 0x0) mkdir(0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000340)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './b