x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180)='IPVS\x00') sendmsg$IPVS_CMD_NEW_SERVICE(r0, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)=ANY=[@ANYBLOB="80000000", @ANYRES16=r2, @ANYBLOB="000226bd7000fddbdf25010000000800050007000000240001000800860073656400080001000a000000080006006f76660008000900680000004000020000fe80000000000000000000000000001114000100000000000000000000000000000000001400b800ac1414aa00000000001b260000000000"], 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x40000) ioctl$SNDRV_CTL_IOCTL_TLV_WRITE(r0, 0xc008551b, &(0x7f0000000100)={0x0, 0x18, [0x1ff, 0x55f, 0x5, 0x100000000, 0x9, 0x2]}) 2018/03/31 00:40:07 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff", 0x24}], 0x1) 2018/03/31 00:40:07 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000140)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r1, 0x5, &(0x7f0000000180)=""/4096) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) ioctl$KDSIGACCEPT(r0, 0x4b4e, 0x33) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) bind$ipx(r0, &(0x7f00000012c0)={0x4, 0x40, 0x800, "421acf426487"}, 0x10) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000001180)={{{@in=@loopback, @in=@rand_addr}}, {{@in=@remote}, 0x0, @in6=@dev}}, &(0x7f0000001280)=0xe8) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KDSIGACCEPT(r0, 0x4b4e, 0x13) 2018/03/31 00:40:07 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee13", 0x21, 0x8}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:07 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:07 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff", 0x24}], 0x1) 2018/03/31 00:40:08 executing program 2: r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x40, 0x200002) read(r0, &(0x7f00000000c0)=""/234, 0xea) r1 = gettid() capset(&(0x7f00000001c0)={0x20080522, r1}, &(0x7f0000000200)={0xffffffffffff0000, 0x5d, 0x80, 0x6f1a, 0x0, 0xda80000000}) capset(&(0x7f0000000300)={0x19980330}, &(0x7f0000cc0000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x3}) openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x400100, 0x0) open(&(0x7f0000000040)='./file0\x00', 0x701000, 0x10) ptrace$setregset(0x4205, r1, 0x6, &(0x7f00000002c0)={&(0x7f0000000240)="6d2fa94cf0e643780b932bfbfd553e37e8135f751ca9f2765d33d316b744fa963a0d388e4b6a8954c117ddaf235600379667643d73794130481b0ed2ec7f5e246e7bf64de4e414fec6f8e7ab07c77163e488bf96d057a1", 0x57}) 2018/03/31 00:40:08 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000140)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:08 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000d1bfa8)={0x26, 'hash\x00', 0x0, 0x0, 'crc32-generic\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={r0}) setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r2, 0x111, 0x1, 0x4, 0x4) r3 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) fallocate(r3, 0x0, 0x0, 0x8) sendfile(r1, r3, &(0x7f0000000080), 0xa) 2018/03/31 00:40:08 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff", 0x24}], 0x1) 2018/03/31 00:40:08 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee13", 0x21, 0x8}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:08 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:08 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000002c0)={{{@in6=@mcast1, @in6=@remote}}, {{@in=@rand_addr}, 0x0, @in6=@ipv4={[], [], @local}}}, &(0x7f0000000240)=0xffffffffffffffea) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndpcmp(&(0x7f0000000280)='/dev/snd/pcmC#D#p\x00', 0x6, 0x800) 2018/03/31 00:40:08 executing program 0: r0 = socket(0x10, 0x803, 0x0) write(r0, &(0x7f0000000040)="24000000210025f0071c0165fffffc0e020000170000000182a9000c08000a0000fa0000", 0x24) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x2000, 0x0) syz_open_pts(r1, 0x145000) 2018/03/31 00:40:08 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200", 0x27}], 0x1) [ 93.309992] capability: warning: `syz-executor2' uses 32-bit capabilities (legacy support in use) 2018/03/31 00:40:08 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee13", 0x21, 0x8}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:08 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:08 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x5f}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f0000000340)=ANY=[@ANYBLOB="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"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0x4b0, &(0x7f0000000080)=""/251}, 0x48) 2018/03/31 00:40:08 executing program 4: ioctl$int_in(0xffffffffffffffff, 0x0, &(0x7f0000000240)) r0 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xfffffffffffffffb) r1 = add_key$user(&(0x7f00000002c0)='user\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x0}, &(0x7f00000000c0), 0x0, r0) keyctl$set_timeout(0xf, r1, 0x0) r2 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0xfffffffffffffffd, 0x8882) ioctl$KVM_CREATE_DEVICE(r2, 0xc00caee0, &(0x7f0000000180)={0x3, r2, 0x1}) r4 = socket(0x0, 0x2, 0x0) r5 = socket(0x0, 0x2, 0x0) bind(0xffffffffffffffff, &(0x7f0000000340)=@generic={0x0, "0103000000000500ffffffffffffffe409a979f321b30c7bc8790405c7bad62e0a43a632ed4938d36d73fb8f84b9a3ff59829a2b0afe7ce43a4b2470a0c5216669ca021f6f65dcf160e7e58f358c0002f0000158d19bcb31f131668ef151622ca5bdb9c8ead2000077aeb81c90001d6d7c980ee590c801f70dc136cb184a"}, 0xffffffffffffff41) unshare(0x60000000) getuid() getgid() getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000e00), &(0x7f0000000e40)=0xc) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000040), &(0x7f0000000000)=0xffffffffffffff25) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000001100)={{{@in6=@local, @in=@multicast2}}, {{@in6}, 0x0, @in=@loopback}}, &(0x7f0000001200)=0xe8) gettid() getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000580), &(0x7f0000000540)=0xc) ioctl$sock_netrom_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f00000001c0)) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f0000000180)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001480)) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f00000014c0), &(0x7f0000001500)=0xc) r6 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r6, 0x8946, &(0x7f0000000180)={'\x00', &(0x7f00000005c0)=ANY=[@ANYBLOB="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"]}) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_inet_SIOCGARP(r6, 0x8954, &(0x7f0000000400)={{0x2, 0x4e23, @rand_addr=0x8000}, {0x0, @random="04d8d2a5efdf"}, 0x14, {0x2, 0x4e24, @multicast2=0xe0000002}, 'bridge0\x00'}) accept4$ax25(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000480)=0xffffff16, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MAX_SIZE(r5, 0x28, 0x2, &(0x7f0000000280)=0x8, 0xffffffffffffffb5) getsockopt$IPT_SO_GET_INFO(r5, 0x0, 0x40, &(0x7f0000000780)={'security\x00'}, &(0x7f00000003c0)=0x312) recvfrom$ax25(0xffffffffffffffff, &(0x7f0000000080)=""/133, 0x85, 0x101, &(0x7f0000000300)={0x3, {"ddf6d4b4097ce5"}, 0x1ff000}, 0x10) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r3, 0x84, 0xc, &(0x7f0000000140)=0x4e, 0xffffffffffffff12) 2018/03/31 00:40:08 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f64fa8)={0x26, 'aead\x00', 0x0, 0x0, 'rfc4543(rfc4106(rfc4543(authenc(rmd128-generic,ecb-des3_ede-asm)'}, 0x58) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rfkill\x00', 0x190ffe, 0x0) mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x9, 0x10, r1, 0x0) r2 = openat$cgroup_type(r1, &(0x7f00000001c0)='cgroup.type\x00', 0x2, 0x0) ioctl$DRM_IOCTL_SET_UNIQUE(r1, 0x40106410, &(0x7f0000000300)={0xb1, &(0x7f0000000240)="2f4906ff71e896c8d4c0ab27899e279644666400fcfeac63eacc26db998177786d18bc8337813d9bbc0d6f17fa162934294f063ef492a65c51a96d8c11d10a5aaa7565e12132081f696ec6ac77490af64ee69077b3c28003b68e4a6690fc0cf512f097d3e5573cc01b4dd439bde3ccd94482408dc0326d7e12bf39d904c7ffc2864b18c89b64f423538e4f89928b70bb74d2f62b491121034912cd17a03ced497150bae2ee0e420ec1c16400fb1edebcb0"}) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000140), &(0x7f0000000180)=0xc) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000840)={0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r2, 0x4010641c, &(0x7f0000000900)={r3, &(0x7f0000000880)=""/96}) getpeername(r0, &(0x7f0000000000)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @remote}}}, &(0x7f0000000080)=0x80) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000940)=[@in6={0xa, 0x4e20, 0xf000000000000000, @remote={0xfe, 0x80, [], 0xbb}, 0x1ff}, @in6={0xa, 0x4e21, 0x1ff, @mcast1={0xff, 0x1, [], 0x1}}, @in6={0xa, 0x4e23, 0x80a, @loopback={0x0, 0x1}, 0x8}, @in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, @in={0x2, 0x4e21, @multicast2=0xe0000002}, @in={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}], 0x84) shmget$private(0x0, 0x4000, 0x78000200, &(0x7f0000ffa000/0x4000)=nil) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(r1, 0xc4c85512, &(0x7f0000000340)={{0x0, 0x7, 0x7, 0x8, "d4c9ab256d2cb8c6233bf7f115254e421cc473cc3e85688773c98927a64d450b4334fbe914a1db0315576830", 0x101}, 0x9, [0x101, 0xce, 0xffffffff, 0x20, 0x6, 0xbc9, 0x2, 0x0, 0x4, 0xf, 0x1, 0xffffffffffffffc1, 0x1ff, 0x0, 0xff, 0x400, 0x10000, 0x54f8, 0x7f, 0x5, 0x27, 0x100, 0x4, 0x6, 0xfffffffffffffff9, 0x9, 0x8, 0xe5, 0x2, 0x8000, 0x7, 0x7, 0x4, 0x100000000, 0xffffffff, 0x0, 0x2, 0xbeba, 0x3, 0x8, 0x7fffffff, 0x7f, 0x8, 0xff, 0x2, 0x3ff, 0x10001, 0xfffffffffffffffc, 0x5, 0x4af, 0xd129, 0x8, 0xff, 0x8, 0x81, 0x8, 0xccd, 0x5, 0x56, 0x3, 0x0, 0x39d, 0x9, 0x40, 0x7f, 0x8, 0x9, 0x8001, 0x25e, 0x5, 0x5, 0x0, 0x5, 0x3, 0x101, 0x6, 0x200, 0xb6, 0x6, 0xfffffffffffffeff, 0x10000, 0x5, 0x8, 0x3ff, 0x3, 0x6b0a, 0x7, 0x8001, 0x1, 0x4, 0x52e, 0xd94e, 0x20, 0x3, 0xffffffffffff7fff, 0x27, 0x8, 0x200, 0x9, 0xfffffffffffffffe, 0x7fffffff, 0x9, 0x0, 0xffffffffffffffff, 0x8, 0x4, 0x3, 0x2, 0xfffffffffffffcc0, 0x6, 0x8001, 0x4, 0x80000000, 0x10000, 0x8, 0x9, 0x7fffffff, 0x9, 0x20, 0x2, 0x2, 0xffff, 0xffffffff, 0xe6, 0x40, 0x6, 0x8, 0xffff], {0x0, 0x1c9c380}}) syz_mount_image$hfs(&(0x7f0000000a00)='hfs\x00', &(0x7f0000000a40)='./file0\x00', 0x0, 0x1, &(0x7f0000000b40)=[{&(0x7f0000000a80)="6081388268656043059499cc6ebbcc2a136700a1b001413040344cbf5f69ae46", 0x20, 0x4a2}], 0x8, &(0x7f0000000b80)={[{@codepage={'codepage', 0x3d, 'euc-jp'}, 0x2c}, {@part={'part', 0x3d, [0x38, 0x36, 0x33, 0x3f]}, 0x2c}, {@umask={'umask', 0x3d, [0x31]}, 0x2c}, {@quiet='quiet', 0x2c}, {@gid={'gid', 0x3d, [0x0, 0x0, 0x38]}, 0x2c}]}) r4 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r4, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r4, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r4) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:08 executing program 5: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/qat_adf_ctl\x00', 0x4400, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000240)={0x6, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) r1 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r2 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000100)=@assoc_value={0x0}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000180)={r3, 0x2, 0x1, [0x20]}, &(0x7f00000001c0)=0xa) clock_getres(0x3, &(0x7f0000000300)) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r2, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) [ 93.705989] IPVS: ftp: loaded support on port[0] = 21 2018/03/31 00:40:09 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r0, 0x0) getsockopt$IP6T_SO_GET_REVISION_MATCH(r0, 0x29, 0x44, &(0x7f0000000000)={'ah\x00'}, &(0x7f0000000040)=0x1e) syz_emit_ethernet(0x4a, &(0x7f0000000080)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff86dd60d8652b140600fe8004000000000000000000000000aafe8000000000000000020000000000aa0000000000670e3bb93c88c4842c38dd0552d8cf4b61b879597066b55666a299b72d39d761727e9a", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5000000090780000"], &(0x7f00000002c0)) 2018/03/31 00:40:09 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 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, 0x3, @perf_bp={&(0x7f0000abe000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) read(r0, &(0x7f00000000c0)=""/91, 0x286) r1 = socket$inet(0x2, 0x803, 0x6) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffff9c, 0x84, 0x76, &(0x7f0000000000)={0x0, 0x6}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000140)={r2, @in6={{0xa, 0x4e22, 0x80000000, @local={0xfe, 0x80, [], 0xaa}, 0x5}}, 0x2, 0x6, 0x9, 0x0, 0x64}, 0x98) 2018/03/31 00:40:09 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200", 0x27}], 0x1) 2018/03/31 00:40:09 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:09 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000140)='/dev/usbmon#\x00', 0x0, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) epoll_wait(r0, &(0x7f00000000c0)=[{}, {}, {}], 0x3, 0x4) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f0000000100)={0x5, 0x400000000000004, 0x5fffffffffe}) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f00000001c0)={'vcan0\x00', 0x0}) fstat(r1, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0}) r4 = getpgid(0xffffffffffffffff) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000300)=0x0) r6 = getpid() r7 = getuid() [ 93.745673] IPVS: ftp: loaded support on port[0] = 21 sendmsg$nl_route(r0, &(0x7f0000000380)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x80000200}, 0xc, &(0x7f0000000340)={&(0x7f0000000600)=@setlink={0x601c, 0x13, 0x0, 0x70bd26, 0x25dfdbfb, {0x0, 0x0, 0x0, r2, 0x4, 0x1000}, [@IFLA_VFINFO_LIST={0x5ff4, 0x16, [{0x2390, 0x1, [@nested={0x144, 0x43, [@typed={0x8, 0x95, @ipv4=@dev={0xac, 0x14, 0x14, 0x10}}, 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@generic="2714b7f55fed5dabecc0a589b61a690cfe795286e363dc1fc264624eec87842f477db10e422f686398b68a06aa0f84", @generic="329dbbc23bb6a2fb8c39045bd67d2362e38271679cd88661a0e42e29cccc52f6feb5e8895c5a7dd502fcb4a2c604ca913086752bb8f1d6e09ba0a4447d6d4928c7d62a832da5269f6b58f4fd59070a1ffc98435198351517a7fee0bc4b6ad329c628df1d3b337d667086197dcf047243207c952a620164c574e5791e8087b81caca4647e1ec39127dee0b3b5a496965901ebb09f3ffa17760785c44bb40ef77201b64083f239dc83", @typed={0x4, 0x7d}]}, @nested={0x1004, 0x28, 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@typed={0x14, 0x7f, @ipv6=@mcast1={0xff, 0x1, [], 0x1}}]}, {0x724, 0x1, [@typed={0x8, 0xe, @ipv4=@dev={0xac, 0x14, 0x14, 0xf}}, @generic="47b843cef9b17456e57a058752a0af1ce6345179289f788821b3c42bceedce1e8b61d28946f65485ac3234c6ad509f34535f0f784985e67682dbed4995ac9b", @typed={0x4, 0x7b}, @nested={0x20c, 0x34, [@generic="e487a8bc20049159bb9b3576703850fcb338f3d42418ab2ca777e9a19f034754761f13d811a245dbc087ddce2df5547e0f3dd15a7e058af6a4c8bf655ec07715955ddce7f7d042e6e7bc06bd85380b00ee6f8102e41bef206533f635d16b7ea555", @generic="ff97eacce57a6e087df9c7018cb8272dec831e91e1ba9e13478a86b3c96fc64ab6c0c760037c8737156b7ce5246f5f8ebcdf38c26b7c31fd986ac565792871e1bb8b6e211031594b8196870d11b5fe1c3ce5effcc0776920805c0800ae0a543387698f4ff16d434961ce8755e8a3b6c0b675e0004837de871ab4dfc3392adbaa770f544f01401d0d5eb7789224a8d9589235d03be9c91da215298182c32942005b0da96a", @generic="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", @typed={0x8, 0x6, @pid=r4}]}, @nested={0x2c, 0x30, [@typed={0x14, 0x77, @ipv6=@loopback={0x0, 0x1}}, @typed={0x8, 0x4849, @ipv4=@loopback=0x7f000001}, @typed={0xc, 0x7d, @u64}]}, @nested={0x214, 0x15, [@generic="c13a17584221ff65fa0ab6403f6a76fb761adff565c552c67a79b91162570f73c1d0737667f1be5dca7731ba", @generic="f6bcbf2377438f57da5b175d7bbd81a5885ee6980891cb6c884461fe3d023a234317da45cc11792a03405efece353e83db6f33d12c5a4327630bbde82fef9996d148908a108b928364da3c2e8ac7c8d3840f4d9f30c9f659c53265cef2b9d7da7358c9b4ee8e6702f7baceab64155abf18a294ac52c61d6f5545d71e853b346082a14711bd4ed503f3fb8a5245", @typed={0x18, 0x53, @str='vboxnet1vboxnet0\x00'}, @generic, @typed={0x8, 0x18, @pid=r5}, @typed={0x8, 0x6b, @pid=r6}, @generic="c9b089ed560af7e6a069856de5dcf0aa01ae9f33c843e01d4e5ec8960bf5121f6192814785d06a7d6d8843ff16c43054fc87f8cb6e5719b348ee7bcf1af2e6a14ca1448d0eefb9d35db6d7d5650aea94008dec6821d1d8fc6b44a49e70f3cf0aed6491b7dbe448ae6b578287d6c99ae587f8f0845feb31c5fdd3acd8fbf923e770b92775b107af1aa07a956ce105ed72116f8b84849f322ac530165558790cdcda242467927f1045ba07cdfc1d1da7df86a77186070205cc02a98cb6d8ba1e0dac84d69f6c22b88422b00c9342c92646ebadb4695e242e95fb49984661f3", @generic="c0c87e992c26f529fb11782f3c9d96881a1403020276", @generic="411c6ebbecba40ea5a89f4027ce97783f775ceed5ff54ab7292634d0993f5773e60eec9d9fbfc26dbd9bbb13", @typed={0xc, 0x80, @u64=0x8}]}, @typed={0x8, 0x19, @uid=r7}, @nested={0x280, 0x39, [@generic="463beb5ddfb3a8d3a6ac9cfded888fb3eba86ef66eb2b19206073ec3291b9705dfb6c836f00a535e9c6d1c23b22466ce9c66cc2f5f384e73693d704d88d470957d4b716015a6ce839fa76b2a86a89736548f59497dcaeccba2e2ff5cb4cf4e8ffced600bd74963688565d0814b68fe1ea842e92e210989e8cf85d5374450de18bf88041562350f9093889c12521af3f99c1e5254b9c95088f098e8ecf6698059e6e592bca610dcf22d4c8ce5fdcf9c53da2c1dcb059980d4e2af6618d1fb6fcfd5c8c082092a963031a87a3eb149fa243e868c3b34f93db2", @generic="65646cb8422510d574e2ebe2da7aa19791c30f0e8e37f151db1d1826069e8f49b3b225740825da8bf2bf749cfb9cd5188ae58a89cec352c4ca26903c962ab1a3829e570dfd99c79819f81c52e55b49e85b1187e32d11d4c8e897828b9ae46dd89a913b6866e46096202ce63119e1c1572496765040af6f3213", @typed={0xa0, 0x2, @binary="5e79ee4a0bb754ec74bbfcc7f874edfff0bd6bf83cdb1a446aae7eeda2eb85f572ddcfb619fa0e47bbb69a3518fdb613b9abeb851b5d85429b37b7b2ccb05fdba20cc5652955d50c8fcb13b1277fd5b15ff16e97cb354385ad5dd1a0059d9971f7d4fd51ad0a07dbe4b4331a7a8826a78fe7ce2e8e00359c5360fe6062568d6607add227e2ada711d8a70f61ae05fea318c08c8ba3b36173a7c88dbb"}, @generic="bd748fe864372c2a08a106860ade669077e0c74632aacf26ef9f5201026882fe9db1b2ba14deba63cbfa4ae3da113e1cea366758db66d9eda16f08ab2ad8d98a7fe0ad7646a1a7428620d3e5234c6edc3c25150e2946dc021e08a42118fa4e967c9bcd12c6568a91082f8b4ec717f06a140b55e8a0fc9ebd5c2a37e4175ffe53a3c826ad754c9b", @typed={0x4, 0x13}]}]}, {0xc, 0x1, [@typed={0x4, 0x67}, @generic="85"]}]}, @IFLA_GROUP={0x8, 0x1b, 0x7fff}]}, 0x601c}, 0x1, 0x0, 0x0, 0x40}, 0x0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000080)) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:09 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00000000c0)) ioctl$EVIOCGRAB(r0, 0x40044590, &(0x7f0000000140)=0xffffffffffffffe1) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000180)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:09 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000280)={0xffffffffffffffff}) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000380)={{{@in=@multicast2, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@loopback}}, &(0x7f00000002c0)=0xe8) ioctl$sock_inet6_SIOCSIFDSTADDR(r1, 0x8918, &(0x7f0000000480)={@loopback={0x0, 0x1}, 0x4e, r2}) r3 = socket$inet(0x2, 0x0, 0x1) setsockopt$IP_VS_SO_SET_FLUSH(r3, 0x0, 0x485, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000580)={'bond0\x00', r2}) r5 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r5, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2040001}, 0xc, &(0x7f0000000080)={&(0x7f0000000200)=@dellink={0x3c, 0x11, 0x1, 0x70bd29, 0xb, {0x0, 0x0, 0x0, r4, 0x21800, 0x8000}, [@IFLA_CARRIER_CHANGES={0x8, 0x23, 0xfffffffffffffff7}, @IFLA_PHYS_SWITCH_ID={0x14, 0x24, "b7eaa8d0e070a82b2940f54471f4ec9d"}]}, 0x3c}, 0x1}, 0x40000) ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f0000000340)={0x4, r1, 0x1}) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r6, 0x6, 0x16, &(0x7f00000004c0)=[{0x7, 0x100000000}, {0x8, 0x3}, {}, {0x7, 0x7fffffff}, {0x8, 0x3}, {0x2, 0xfffffffffffffff7}, {0x8, 0x101}, {0x3, 0x8}], 0x8) r7 = gettid() sendmsg$nl_route(r5, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=@newlink={0x28, 0x10, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_NET_NS_PID={0x8, 0x13, r7}]}, 0x28}, 0x1}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000300)={r5}) ioctl$ifreq_SIOCGIFINDEX_vcan(r8, 0x8933, &(0x7f0000000000)={'irlan0\x00', r4}) ioctl$sock_inet6_SIOCSIFDSTADDR(r8, 0x8918, &(0x7f0000000240)={@loopback={0x0, 0x1}, 0x14, r4}) 2018/03/31 00:40:09 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b", 0x23, 0x8}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:09 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200", 0x27}], 0x1) 2018/03/31 00:40:09 executing program 2: r0 = accept$inet(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, @dev}, &(0x7f0000000080)=0x10) setsockopt$inet_mreq(r0, 0x0, 0x20, &(0x7f00000000c0)={@local={0xac, 0x14, 0x14, 0xaa}, @loopback=0x7f000001}, 0xffffffffffffffa0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_buf(r1, 0x0, 0x481, &(0x7f000082cfe8)=""/24, &(0x7f0000f08ffc)=0x18) pwritev(r2, &(0x7f00000013c0)=[{&(0x7f0000000140)}, {&(0x7f0000000180)="696a997656037b3bef71af18e61acf3113411817d1a96f2d83442143581e5904ecd80d54f1faf3adc06bead2e7f3ac75a1f6992e9396ba872bba3e1aaa0d0d4d8f7e300fb0e0e254ac303e5145e8e998a26caefc7c51e1053b6953923ed261ad82840023d4da070be9204d700721fc1cb43d853d5d2cbc468d6238291c3713e1bd270380b9010b4210b499c28df6e17f7d61a646f2b95c1c48b44b1f94867d76c845498870dc67a1294f8c64a2b3830a8ae8baf6e46d5de3987dfe5d283b", 0xbe}, {&(0x7f0000000240)="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", 0x1000}, {&(0x7f0000001240)="9511c289b58dbcd31af950372af0e5a0bebc8d25c4ffdf2615de2fb6b28739c33fe97a9fa914730d67603d474d12171cb63b0e41e012b65b8960a176db855407dc8ef723d758b2e7f70af1f45a09e837b5f50057eeac91f05bc98c63363b6d5b9addf8e7940c566eb716693f9793e4e4f8ad628f0fc574c9", 0x78}, {&(0x7f00000012c0)="1979fe3eb64ac27a4080687ce07a43f6be3ba5fe04c4c38ef3c9c947eb135407aecbac5c84ef2eace038c17b58c60b4ecb03a8fe464419c789e790f300d523880b52cfc38f462a3d6ac375c4f36a3d8e01e5a914224eea45dc1f7daec03d90d677456a86d617882c4087ca77a33aee9df24af8a201cfdaa91bb7597ed866fe7a2cdfb8778985897c9a9954475d554ecf113f87bfbfb76002b94798b4141da2fac23fb86bb25b75f80bed506bfab6f4e88d517ca0e189d2f7646e57a8e91c93a45df957d67dc264edd7c5b0fa68434739e13c426e66872376f2d8b23f4f4b3eca94df9f273a9e1f99f26d16dd24ee03d3483be11f8e8db9c3", 0xf8}], 0x5, 0x0) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000140)='ifb0\x00', 0x10) ioctl$PERF_EVENT_IOC_SET_BPF(r2, 0x40042408, 0xffffffffffffffff) 2018/03/31 00:40:09 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 93.960096] bond0 (unregistering): Released all slaves 2018/03/31 00:40:09 executing program 0: pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r0, 0x404c534a, &(0x7f0000000100)={0x7f, 0x1, 0x8}) r1 = memfd_create(&(0x7f0000000080)=')\x00', 0x0) r2 = syz_open_dev$sndseq(&(0x7f0000868ff3)='/dev/snd/seq\x00', 0x0, 0x8000040000105) dup2(r1, r2) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r1, 0xc08c5332, &(0x7f000022df74)={0x0, 0x0, 0x0, "7175f97565310000000000000000000a000000000000000002000000fbfffffffe00"}) write$sndseq(r2, &(0x7f0000e6ffd0)=[{0x22, 0x0, 0x0, 0x0, @time={0x77359400}, {}, {0x0, 0xfffffffffffffffe}}], 0x30) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000040)=0x0) ioprio_set$pid(0x1, r3, 0x1) getrlimit(0x0, &(0x7f0000000000)) 2018/03/31 00:40:09 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) getsockopt$inet_sctp6_SCTP_PR_STREAM_STATUS(r0, 0x84, 0x74, &(0x7f0000000100)=""/236, &(0x7f0000000200)=0xec) fstatfs(r0, &(0x7f0000000300)=""/187) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x7800000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:09 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b", 0x23, 0x8}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:09 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) getsockopt$inet_mreq(r0, 0x0, 0x23, &(0x7f0000000140)={@dev, @multicast1}, &(0x7f0000000180)=0x8) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:09 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d20001", 0x28}], 0x1) 2018/03/31 00:40:09 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:09 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'gcm_base(ctr(aes-aesni),ghash-generic)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) r2 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) fallocate(r2, 0x0, 0x0, 0x1) setsockopt$bt_BT_VOICE(r2, 0x112, 0xb, &(0x7f0000000100)=0x8001, 0x2) r3 = add_key$user(&(0x7f0000000140)='user\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000001c0)="c80178abfa5866b6dc1661e6fa08f0cb34d0541644225018c001790a284a003e3023443889bc3c247afd0f44b20290c4bd6b87d2487709cd8ac6db7469690071568eaef41c4f67f69972bf95b11cdb20f277cd274880162d8fd8b3750e37037982482294df30bcd0defe72d63f7f917a848dfdd1179ba92ad9be552c68d50f4b77a20335934d6ed2f6f2aaec8b49eb70dc7a5b1c93396bd8a0541d04abb425e45e0d57014e271570e1429a44eacdddb9c482a81aae809d2ec2a945b7089e34975f3f50a4dbd11f7f13d7ccb306d5e0e4ce433bc45c176aafcca6a7", 0xdb, 0xfffffffffffffff9) r4 = add_key$keyring(&(0x7f00000002c0)='keyring\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffff8) keyctl$reject(0x13, r3, 0x5, 0x2, r4) symlink(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00') sendfile(r1, r2, &(0x7f0000e64ff8), 0x8) 2018/03/31 00:40:09 executing program 2: r0 = syz_open_dev$evdev(&(0x7f0000000200)='/dev/input/event#\x00', 0xfffffffffffffffc, 0xfffffffffffbfffe) ioctl$EVIOCGRAB(r0, 0x40044590, &(0x7f0000000040)) setrlimit(0x0, &(0x7f0000000380)={0x4, 0x1}) getsockname$packet(0xffffffffffffffff, &(0x7f0000000400), &(0x7f0000000440)=0x14) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000001300)={0x8}, &(0x7f0000001340)=0x10) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000040)={0xf4cb, 0x0, 0x0, 0x8}) ioctl$sock_netrom_TIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f0000000180)) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f00000002c0)={"626f6e643000000000400000f70400"}) setsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000480)={@empty, @remote={0xac, 0x14, 0x14, 0xbb}}, 0xc) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f00000004c0), &(0x7f0000001180), &(0x7f0000001340), &(0x7f0000001300)) pipe(&(0x7f0000000100)) ioctl$sock_inet_SIOCGIFADDR(0xffffffffffffffff, 0x8915, &(0x7f00000001c0)={'bond0\x00', {0x2, 0x4e20, @multicast2=0xe0000002}}) shmat(0x0, &(0x7f0000ffd000/0x1000)=nil, 0x0) ioctl$KVM_SET_DEVICE_ATTR(0xffffffffffffffff, 0x4018aee1, &(0x7f00000000c0)={0x0, 0x0, 0x0, &(0x7f0000000080)}) ioctl$ASHMEM_GET_PROT_MASK(0xffffffffffffffff, 0x7706, &(0x7f0000001500)) 2018/03/31 00:40:09 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:09 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d20001", 0x28}], 0x1) 2018/03/31 00:40:09 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b", 0x23, 0x8}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:09 executing program 0: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000532000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) close(r0) r1 = syz_open_dev$binder(&(0x7f0000009ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r2 = dup2(r0, r0) setsockopt$inet6_tcp_TCP_ULP(r2, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000004000)={0x4c, 0x0, &(0x7f000000bf80)=[@reply_sg={0x40486312, {{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f000000a000), &(0x7f000000b000)}}}], 0x0, 0x0, &(0x7f0000450000)}) r3 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x400200, 0x0) ioctl$KVM_GET_ONE_REG(r3, 0x4010aeab, &(0x7f0000000040)={0x2, 0x80000000}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f000000efd0)={0x0, 0x0, &(0x7f000000e000), 0x1, 0xfdfd, &(0x7f000000cf98)="ef"}) 2018/03/31 00:40:09 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$unix(r0, 0x0, &(0x7f0000000100)) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:09 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") mincore(&(0x7f0000ff9000/0x4000)=nil, 0x4000, &(0x7f00000001c0)=""/161) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) recvfrom$ax25(r0, &(0x7f0000000140), 0x0, 0x40, &(0x7f0000000180)={0x3, {"d12d9acf85ad51"}, 0x6}, 0x10) fchdir(r1) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:09 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d20001", 0x28}], 0x1) 2018/03/31 00:40:09 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:09 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f", 0x24, 0x8}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) [ 94.612002] binder: 8895:8897 got reply transaction with no transaction stack [ 94.619425] binder: 8895:8897 transaction failed 29201/-71, size 0-0 line 2763 [ 94.731160] binder: 8895:8916 got reply transaction with no transaction stack [ 94.738600] binder: 8895:8916 transaction failed 29201/-71, size 0-0 line 2763 2018/03/31 00:40:10 executing program 4: r0 = socket$inet6_icmp(0xa, 0x2, 0x3a) finit_module(r0, &(0x7f0000000140)="70707031be2a00", 0x4) mknod(&(0x7f0000000040)='./file0\x00', 0x0, 0x9) r1 = syz_open_dev$adsp(&(0x7f0000000180)='/dev/adsp#\x00', 0xd93, 0x0) setsockopt$RDS_CONG_MONITOR(r1, 0x114, 0x6, &(0x7f0000000100)=0x1, 0x4) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r2, &(0x7f00000000c0)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000023000)={&(0x7f0000000000)={0x1c, 0x1000d, 0x6, 0x5, 0x0, 0x0, {}, [@nested={0x8, 0x1, [@typed={0x4}]}]}, 0x1c}, 0x1}, 0x0) 2018/03/31 00:40:10 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open$cgroup(&(0x7f0000000100)={0x1, 0x70, 0xff, 0x1, 0x5fa, 0x80000001, 0x0, 0x81, 0x84020, 0x0, 0x8, 0x8, 0x0, 0x5, 0x1000, 0x6, 0xe896, 0x3, 0x3ff, 0x5, 0x1f, 0x5, 0x80000000, 0x1, 0x8, 0xffffffffffffff48, 0x3, 0x5, 0x400, 0x6, 0x80000000, 0x1, 0x7374, 0x9, 0x0, 0x1, 0x0, 0x5, 0x0, 0x90, 0x5, @perf_config_ext={0x8, 0x9}, 0x1000, 0x9, 0x4, 0x7, 0x3ff, 0x80000001, 0x7}, r0, 0xd, r2, 0x2) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) userfaultfd(0x80800) 2018/03/31 00:40:10 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = fcntl$getown(r0, 0x9) r2 = syz_open_procfs(r1, &(0x7f0000000680)="6664001a000000") r3 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r2, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x89e1, &(0x7f0000000140)={r2}) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) pwritev(r2, &(0x7f0000000580)=[{&(0x7f0000000180)="a8eebe4f8a6f483cba12ce23b86e99a643b3361545f37dc3db04b1dbe719a5eaf13eecd6985e6acef9d1fa57ab013690b7723cb0163abc0227be72a41080c99a38cff99572a603d4910a108cbb59d1540384dca416ed163612bcc2dfb054c70e9d8cba54f0ebcd9ecc40bbac66ae5ee3f48b04e7d6d831cc73c12c9a62ed8cc88f255046556284dd7c1994257c8dbb6dc539105ac295363d1dc7a1f7682b62b3c42e104e3933ea866fddb299ebcc8d4a014dfef68956e971f5c404b655c33b8fb2f1d0195b1c4fd2c0362bc9807891525b2c21755c4f2eee", 0xd8}, {&(0x7f0000000280)="9ebe7e89476c7843dc953d855021c006774d9cd120280036446f511e7af60323ab8ed92bd1199023d9434be58187e1e22581bbc6cfc135b80f4e391ef911dc130a7f839ab959a24fdf4decb8a860879dee32936d1178b9049d90dc8bb33fce3b38f8eb3b21330570e27fec018c997d8a06b5bfe0c32e226875c711901676908cd28cb398271beab5523f546bf4a33c5d8ca0e0e224ad856e7e8087d0aaac78029e1c8a072af1b36bf16619597145fc6a46b7fc9d981b650b", 0xb8}, {&(0x7f0000000340)="2f62f38e7d0177feffb3076b7868a64cf461856eb08bd3926cba8b01025e8b16416247f291704b298bdbd222921d74be5e8247933091f052b0f827128b11266770191d0da0d951fe19a3c8fc024a47c1f5a9ef565f20c1bf5f3f5a750647c88ae6dde7d8fde9a3536c21b35a4ba25bb2ba69b69d5508e84d7b1f88b76447197586675c287c89265b9e77c6cebc00e8a3f7be2be81d44578cd24f5ed6cfcfc338c254cb27b9d9441f6f16d833abbcdc37c426ffd1e2b02452169791d39be78c743d61accce753491146e5b96b1ce1b7ff3759ccd0895eaf8bfb4d3f6bce20ca9732d22ecfa7", 0xe5}, {&(0x7f0000000440)="74b985cc16eb724416dff29ea47e73594a1ec098e164ef1b07a0d55c99036f0f5737c537d1eb5fa0808b323785988e8d3357d1070af0540dbc", 0x39}, {&(0x7f0000000480)="97982a726a84e633c828", 0xa}, {&(0x7f00000004c0)="b27b020f0113324c1cb2d8e9bfc6ae97044b97904fbb555d2c52403dc0b737db587cc9f4f79a2734fecd8bd4118d3512a50a572ce70c1e01172aebc1f21ea3179601bdd06456b6af828e20f96cb5a84998e409a3dbab625abf3e11b6af3ba834607592d5391d5ea752a7d430c921fadd7544f325ac8aa0bb03d6161abbd61aab6401bd13758c2d3026e1f18f3ed969f02b2e553e1d02f58e3ffd7ee8b022f6752ad75abee88dae0cd504d716a7ee242b2ff01d316aa8e493de3325b5", 0xbc}], 0x6, 0x0) fchdir(r2) r4 = ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, r4) getsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f00000006c0)={{{@in=@dev, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in=@remote}}, &(0x7f00000007c0)=0xe8) fstat(r0, &(0x7f0000000800)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$netlink(r2, &(0x7f0000000900)={&(0x7f0000000080)=@kern={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000640)=[{&(0x7f0000000600)={0x34, 0x27, 0x602, 0x70bd2c, 0x25dfdbfb, "", [@nested={0x4, 0x71}, @generic="d169a7ba02db7332a0fd1da408d64b259b1528efd858", @typed={0x8, 0x4, @fd=r0}]}, 0x34}], 0x1, &(0x7f0000000880)=[@rights={0x28, 0x1, 0x1, [r0, r0, r2, r2, r0, r3]}, @cred={0x20, 0x1, 0x2, r1, r5, r6}, @rights={0x18, 0x1, 0x1, [r0]}], 0x60, 0x4000000}, 0x800) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:10 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f", 0x24, 0x8}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:10 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:10 executing program 6 (fault-call:3 fault-nth:0): r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:10 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_subtree(r0, &(0x7f0000000000)='cgroup.subtree_control\x00', 0x2, 0x0) clock_gettime(0x0, &(0x7f00000000c0)={0x0, 0x0}) ppoll(&(0x7f0000000040)=[{r1}], 0x1, &(0x7f0000000100)={0x0, r2+30000000}, &(0x7f0000000140), 0x8) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000180)='/proc/self/net/pfkey\x00', 0x2200, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r3, 0xc0045520, &(0x7f0000000200)=0x1) ioctl$TUNSETQUEUE(r3, 0x400454d9, &(0x7f00000001c0)={'bcsf0\x00', 0x200}) 2018/03/31 00:40:10 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000040)=@req={0x8, 0x1f, 0xd56c, 0x5c65}, 0x10) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'gre0\x00', 0x0}) r2 = syz_open_dev$adsp(&(0x7f0000000140)='/dev/adsp#\x00', 0x9, 0x40000) ioctl$VT_WAITACTIVE(r2, 0x5607) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x200101, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r3, 0x6, 0x1d, &(0x7f0000000100)={0x5, 0x3, 0x6, 0x5, 0x2b1c1e2f}, 0x14) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000080)={r1, 0x1, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x10) [ 94.864429] binder: undelivered TRANSACTION_ERROR: 29201 [ 94.902404] FAULT_INJECTION: forcing a failure. [ 94.902404] name failslab, interval 1, probability 0, space 0, times 0 2018/03/31 00:40:10 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x2000000000000000, 0x0) ioctl$TIOCGETD(r0, 0x80045432, &(0x7f00000000c0)) r1 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x3, 0x4000) accept4$packet(0xffffffffffffff9c, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000340)=0x14, 0x80000) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000380)={{{@in6=@loopback, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@remote}}, &(0x7f0000000080)=0xe8) setsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f00000004c0)={{{@in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@remote={0xfe, 0x80, [], 0xbb}, 0x4e24, 0x42, 0x4e21, 0xfff, 0x2, 0x20, 0x20, 0xff, r2, r3}, {0x8, 0x3, 0x0, 0x401, 0x100, 0x9d, 0x1, 0x100000001}, {0x2, 0x9, 0xc8a, 0x4}, 0x1, 0x0, 0x0, 0x1, 0x2, 0x2}, {{@in=@local={0xac, 0x14, 0x14, 0xaa}, 0x4d4, 0xff}, 0xa, @in6, 0x34ff, 0x5, 0x2, 0x80000001, 0x0, 0x1000, 0xd2}}, 0xe8) [ 94.914012] CPU: 1 PID: 8929 Comm: syz-executor6 Not tainted 4.16.0-rc7+ #372 [ 94.921305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.930662] Call Trace: [ 94.933266] dump_stack+0x194/0x24d [ 94.936911] ? arch_local_irq_restore+0x53/0x53 [ 94.941609] should_fail+0x8c0/0xa40 [ 94.945343] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 94.950467] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 94.955486] ? release_sock+0x1d4/0x2a0 [ 94.959467] ? trace_hardirqs_on+0xd/0x10 2018/03/31 00:40:10 executing program 0: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) r1 = ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, r1) r2 = socket$inet(0x2, 0x3, 0xfffffffffffffff8) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) r3 = dup3(r2, r0, 0x0) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f0000000080)={0x100000000006, r0, 0xfffffffffffffffe}) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x101000, 0x0) r5 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)="3cd06367726f757000", 0x200002, 0x0) fchdir(r5) ioctl$LOOP_CTL_GET_FREE(r4, 0x4c82) r6 = creat(&(0x7f0000000080)='./file0\x00', 0x0) write$cgroup_pid(r6, &(0x7f0000000100)=ANY=[], 0x1023c) write(r2, &(0x7f0000000180)="15", 0x1) r7 = open(&(0x7f0000b91ff9)='./file0\x00', 0x68042, 0x0) fallocate(r7, 0x0, 0xffff, 0x9) close(0xffffffffffffffff) open(&(0x7f0000000100)='./file0\x00', 0x200, 0x80) openat(r3, &(0x7f0000000240)='./file0/file0\x00', 0x400fd, 0x5) openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) dup2(r0, r2) openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) getsockopt$inet_sctp_SCTP_ASSOCINFO(r4, 0x84, 0x1, &(0x7f0000000300)={0x0, 0xfffffffffffffffb, 0x1, 0xe52d, 0x0, 0x20000000000}, &(0x7f0000000340)=0x14) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000380)={r8, @in6={{0xa, 0x4e21, 0x0, @loopback={0x0, 0x1}}}, 0x5, 0xfffffffeffffffff}, &(0x7f0000000440)=0x90) r9 = dup2(r0, r0) bind$ipx(r9, &(0x7f0000000280)={0x4, 0x0, 0x80, "34c1b884fbec", 0x81}, 0x10) connect$ax25(0xffffffffffffffff, &(0x7f00000002c0)={0x3, {"20ada8787a1d43"}}, 0x10) accept4$inet(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, @rand_addr}, &(0x7f0000000040)=0x10, 0x800) [ 94.963623] ? __local_bh_enable_ip+0x121/0x230 [ 94.968389] ? find_held_lock+0x35/0x1d0 [ 94.972554] ? check_same_owner+0x320/0x320 [ 94.976887] ? rcu_note_context_switch+0x710/0x710 [ 94.981830] should_failslab+0xec/0x120 [ 94.985812] kmem_cache_alloc_node+0x56/0x760 [ 94.990314] ? netlink_getsockopt+0x660/0x660 [ 94.994814] __alloc_skb+0xf1/0x780 [ 94.998444] ? skb_copy_and_csum_dev+0x370/0x370 [ 95.003207] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 95.008398] ? perf_trace_lock_acquire+0xe3/0x980 [ 95.013337] ? perf_trace_lock+0x900/0x900 [ 95.017569] ? perf_trace_lock+0x900/0x900 [ 95.021803] ? trace_hardirqs_off+0x10/0x10 [ 95.026128] ? security_socket_getpeersec_dgram+0x91/0xc0 [ 95.031672] netlink_sendmsg+0xa86/0xe60 [ 95.035739] ? netlink_unicast+0x6b0/0x6b0 [ 95.039977] ? security_socket_sendmsg+0x89/0xb0 [ 95.044733] ? netlink_unicast+0x6b0/0x6b0 [ 95.049052] sock_sendmsg+0xca/0x110 [ 95.052771] sock_write_iter+0x31a/0x5d0 [ 95.056834] ? sock_sendmsg+0x110/0x110 [ 95.060818] ? __might_sleep+0x95/0x190 [ 95.064804] do_iter_readv_writev+0x55c/0x830 [ 95.069314] ? vfs_dedupe_file_range+0x8f0/0x8f0 [ 95.074072] ? rw_verify_area+0xe5/0x2b0 [ 95.078134] do_iter_write+0x154/0x540 [ 95.082029] ? dup_iter+0x260/0x260 [ 95.085744] ? map_files_get_link+0x3a0/0x3a0 [ 95.090239] vfs_writev+0x18a/0x340 [ 95.093865] ? vfs_iter_write+0xb0/0xb0 [ 95.097832] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 95.102668] ? vfs_write+0x374/0x510 [ 95.106382] ? __lock_is_held+0xb6/0x140 [ 95.110438] ? __fdget_pos+0x130/0x190 [ 95.114321] ? __fdget_raw+0x20/0x20 [ 95.118040] do_writev+0xfc/0x2a0 [ 95.121485] ? do_writev+0xfc/0x2a0 [ 95.125112] ? vfs_writev+0x340/0x340 [ 95.128907] ? SyS_read+0x220/0x220 [ 95.132536] SyS_writev+0x27/0x30 [ 95.135979] ? SyS_readv+0x30/0x30 [ 95.139510] do_syscall_64+0x281/0x940 [ 95.143388] ? vmalloc_sync_all+0x30/0x30 [ 95.147705] ? _raw_spin_unlock_irq+0x27/0x70 [ 95.152195] ? finish_task_switch+0x1c1/0x7e0 [ 95.156684] ? syscall_return_slowpath+0x550/0x550 [ 95.161623] ? syscall_return_slowpath+0x2ac/0x550 [ 95.166553] ? prepare_exit_to_usermode+0x350/0x350 [ 95.171566] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 95.176933] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 95.181788] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 95.186967] RIP: 0033:0x454e79 [ 95.190146] RSP: 002b:00007fadafea4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 95.197851] RAX: ffffffffffffffda RBX: 00007fadafea56d4 RCX: 0000000000454e79 [ 95.205112] RDX: 0000000000000001 RSI: 000000002012a000 RDI: 0000000000000013 2018/03/31 00:40:10 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) getrandom(&(0x7f0000000100)=""/126, 0x7e, 0x2) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) setns(r1, 0x4000000) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f0000000180)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:10 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 95.212371] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 95.219640] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 95.226911] R13: 00000000000006c1 R14: 00000000006fc2b8 R15: 0000000000000000 [ 95.241316] validate_nla: 1 callbacks suppressed [ 95.241322] netlink: 'syz-executor4': attribute type 1 has an invalid length. 2018/03/31 00:40:10 executing program 2: r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)="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") r1 = getpgrp(0xffffffffffffffff) sched_getscheduler(r1) io_setup(0x7, &(0x7f0000000200)=0x0) r3 = syz_open_procfs(0x0, &(0x7f0000001240)='net/dev\x00') io_cancel(r2, &(0x7f0000001280)={0x0, 0x0, 0x0, 0xb, 0xfffffffffffffffd, r0, &(0x7f0000000240)="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", 0x1000, 0xc890, 0x0, 0x0, r3}, &(0x7f00000012c0)) r4 = open(&(0x7f0000000180)='./file0\x00', 0x0, 0x2) setsockopt$inet_udp_encap(r4, 0x11, 0x64, &(0x7f00000001c0)=0x2, 0x4) accept4$unix(r3, 0x0, &(0x7f0000001300), 0x800) 2018/03/31 00:40:10 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x2000004e24, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r1) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 95.290504] netlink: 'syz-executor4': attribute type 1 has an invalid length. 2018/03/31 00:40:11 executing program 6 (fault-call:3 fault-nth:1): r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:11 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:11 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f", 0x24, 0x8}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:11 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000b3dfc8)={&(0x7f0000001580)={0x10}, 0x5, &(0x7f00000015c0)={&(0x7f0000abf000)={0x14, 0x400022, 0x109, 0x0, 0x0, {0x4}}, 0x14}, 0x1}, 0x0) r1 = socket$inet(0x2, 0x3, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x17, &(0x7f0000000000)=0x400, 0x4) 2018/03/31 00:40:11 executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = epoll_create1(0x0) ioctl$PPPOEIOCDFWD(r1, 0xb101, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f000041bff4)={0x10000011}) fstat(r0, &(0x7f0000000040)) epoll_wait(r2, &(0x7f00004b4000)=[{}], 0x1, 0xfffffffffffffffe) close(r0) 2018/03/31 00:40:11 executing program 2: signalfd(0xffffffffffffffff, &(0x7f0000000100)={0x8}, 0x3be) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000000)={0x1, 0x0, 0x2, 0x8}) ioctl$DRM_IOCTL_AGP_FREE(0xffffffffffffffff, 0x40206435, &(0x7f00000000c0)={0x3, r0, 0x2, 0xa4aa}) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_ASSIGN_PCI_DEVICE(r1, 0x8040ae69, &(0x7f0000000140)={0x100000000, 0xffffffff, 0x7, 0x2, 0x7}) r2 = syz_open_dev$sndmidi(&(0x7f0000000180)='/dev/snd/midiC#D#\x00', 0xffffffffffff4c27, 0x800) bind$netlink(r2, &(0x7f00000001c0)={0x10, 0x0, 0x25dfdbff, 0x800000}, 0xc) getdents(0xffffffffffffffff, &(0x7f0000000040)=""/29, 0x1d) ioctl$DRM_IOCTL_SG_ALLOC(0xffffffffffffffff, 0xc0106438, &(0x7f0000000080)={0x2, r0}) pwritev(0xffffffffffffffff, &(0x7f0000e39f70)=[{&(0x7f0000292000)='\b', 0x1}], 0x1, 0x0) 2018/03/31 00:40:11 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000100), &(0x7f00000002c0)=0x2) r1 = syz_open_dev$sndseq(&(0x7f0000000200)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:11 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = semget(0x3, 0x4, 0x4) semctl$IPC_INFO(r1, 0x7, 0x3, &(0x7f0000000200)=""/150) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000140)={0x1, 0x317f}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r0, 0x40505330, &(0x7f0000000180)={{0xfffffffffffffeff, 0x9}, {0x1001, 0x3}, 0x40000080, 0x1, 0x6}) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f00000000c0), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 96.370839] FAULT_INJECTION: forcing a failure. [ 96.370839] name failslab, interval 1, probability 0, space 0, times 0 [ 96.382139] CPU: 1 PID: 8989 Comm: syz-executor6 Not tainted 4.16.0-rc7+ #372 [ 96.389432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.398781] Call Trace: [ 96.401363] dump_stack+0x194/0x24d [ 96.405012] ? arch_local_irq_restore+0x53/0x53 [ 96.409694] ? is_bpf_text_address+0xa4/0x120 [ 96.414200] ? kernel_text_address+0xd1/0xe0 [ 96.418622] should_fail+0x8c0/0xa40 [ 96.422343] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 96.427462] ? save_stack+0xa3/0xd0 [ 96.431101] ? save_stack+0x43/0xd0 [ 96.434730] ? kasan_kmalloc+0xad/0xe0 [ 96.438601] ? kasan_slab_alloc+0x12/0x20 [ 96.442731] ? find_held_lock+0x35/0x1d0 [ 96.446787] ? check_same_owner+0x320/0x320 [ 96.451095] ? rcu_note_context_switch+0x710/0x710 [ 96.456018] should_failslab+0xec/0x120 [ 96.459976] kmem_cache_alloc_node_trace+0x5a/0x760 [ 96.464998] __kmalloc_node_track_caller+0x33/0x70 [ 96.469917] __kmalloc_reserve.isra.39+0x41/0xd0 [ 96.474664] __alloc_skb+0x13b/0x780 [ 96.478360] ? skb_copy_and_csum_dev+0x370/0x370 [ 96.483095] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 96.488269] ? perf_trace_lock_acquire+0xe3/0x980 [ 96.493107] ? perf_trace_lock+0x900/0x900 [ 96.497323] ? perf_trace_lock+0x900/0x900 [ 96.501540] ? trace_hardirqs_off+0x10/0x10 [ 96.505843] ? security_socket_getpeersec_dgram+0x91/0xc0 [ 96.511369] netlink_sendmsg+0xa86/0xe60 [ 96.515418] ? netlink_unicast+0x6b0/0x6b0 [ 96.519640] ? security_socket_sendmsg+0x89/0xb0 [ 96.524374] ? netlink_unicast+0x6b0/0x6b0 [ 96.528589] sock_sendmsg+0xca/0x110 [ 96.532283] sock_write_iter+0x31a/0x5d0 [ 96.536325] ? sock_sendmsg+0x110/0x110 [ 96.540284] ? __might_sleep+0x95/0x190 [ 96.544243] do_iter_readv_writev+0x55c/0x830 [ 96.548722] ? vfs_dedupe_file_range+0x8f0/0x8f0 [ 96.553463] ? rw_verify_area+0xe5/0x2b0 [ 96.557505] do_iter_write+0x154/0x540 [ 96.561372] ? dup_iter+0x260/0x260 [ 96.564989] ? map_files_get_link+0x3a0/0x3a0 [ 96.569471] vfs_writev+0x18a/0x340 [ 96.573093] ? vfs_iter_write+0xb0/0xb0 [ 96.577051] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 96.581876] ? vfs_write+0x374/0x510 [ 96.585576] ? __lock_is_held+0xb6/0x140 [ 96.589618] ? __fdget_pos+0x130/0x190 [ 96.593502] ? __fdget_raw+0x20/0x20 [ 96.597202] do_writev+0xfc/0x2a0 [ 96.600631] ? do_writev+0xfc/0x2a0 [ 96.604240] ? vfs_writev+0x340/0x340 [ 96.608032] ? SyS_read+0x220/0x220 [ 96.611657] SyS_writev+0x27/0x30 [ 96.615093] ? SyS_readv+0x30/0x30 [ 96.618614] do_syscall_64+0x281/0x940 [ 96.622484] ? vmalloc_sync_all+0x30/0x30 [ 96.626616] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 96.632134] ? syscall_return_slowpath+0x550/0x550 [ 96.637044] ? syscall_return_slowpath+0x2ac/0x550 [ 96.641991] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 96.647340] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 96.652167] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 96.657335] RIP: 0033:0x454e79 [ 96.660504] RSP: 002b:00007fadafea4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 2018/03/31 00:40:11 executing program 2: r0 = syz_open_dev$sndtimer(&(0x7f0000000080)='/dev/snd/timer\x00', 0x0, 0x4000) r1 = dup(r0) r2 = socket$inet(0x2, 0x3, 0x1) ioctl$KVM_ASSIGN_PCI_DEVICE(r1, 0x8040ae69, &(0x7f0000000000)={0x40, 0x5, 0x6, 0x3, 0x1}) setsockopt$IPT_SO_SET_REPLACE(r2, 0x0, 0x40, &(0x7f00000c9da8)=@raw={'raw\x00', 0x9, 0x3, 0x1f8, 0xc8, 0xffffffff, 0xffffffff, 0xc8, 0xffffffff, 0x160, 0xffffffff, 0xffffffff, 0x160, 0xffffffff, 0x3, &(0x7f0000fdd000), {[{{@uncond, 0x0, 0x98, 0xc8, 0x0, {}, [@inet=@rpfilter={0x28, 'rpfilter\x00'}]}, @common=@unspec=@CONNMARK={0x30, 'CONNMARK\x00', 0x1}}, {{@uncond, 0x0, 0x70, 0x98}, @common=@unspec=@MARK={0x28, 'MARK\x00', 0x2}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x258) syz_emit_ethernet(0x8a, &(0x7f0000000180)={@link_local={0x1, 0x80, 0xc2}, @empty=[0x0, 0x0, 0x14], [{[], {0x8100, 0xbef7, 0x101, 0x2}}], {@generic={0xf31a, "6e1fc14faf0f196c79251b9c8da86b5e602ef56c0c115c719a9ae8b013513da9356af68b1d73d423b9dbcfb277dfac084be6a05f15420e9d6d9c776ffdd39658973a817ed07c173509b39e21f1073ae14cfeec255bf05cc15a7c1910265d57bf66b34cdde83325c2c3cb59e58293c9986c377507d68dccc4"}}}, 0x0) [ 96.668204] RAX: ffffffffffffffda RBX: 00007fadafea56d4 RCX: 0000000000454e79 [ 96.675453] RDX: 0000000000000001 RSI: 000000002012a000 RDI: 0000000000000013 [ 96.682708] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 96.689966] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 96.697491] R13: 00000000000006c1 R14: 00000000006fc2b8 R15: 0000000000000001 2018/03/31 00:40:12 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000640)={'ip6gre0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=@dellink={0x20, 0x11, 0x21, 0x0, 0x0, {0x0, 0x0, 0x0, r1}}, 0x20}, 0x1}, 0x0) getsockopt$SO_COOKIE(r0, 0x1, 0x39, &(0x7f0000000200), &(0x7f0000000240)=0x8) r2 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x800000000000009, 0x81) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f0000000040)=@assoc_value={0x0, 0x5dc1}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f00000001c0)={r3, 0x9}, 0x8) 2018/03/31 00:40:12 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:12 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:12 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x3, 0x8) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000040)={@loopback={0x0, 0x1}, 0x0, 0x0, 0xff, 0x1}, 0x20) dup3(r0, r1, 0x80000) 2018/03/31 00:40:12 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:12 executing program 0: accept4$inet(0xffffffffffffff9c, 0x0, &(0x7f0000000080), 0x800) ioctl$sock_inet_SIOCGIFPFLAGS(0xffffffffffffffff, 0x8935, &(0x7f0000000400)={"677261f3cb7030c30c282a416158d200", 0x9}) syz_open_dev$midi(&(0x7f0000000100)='/dev/midi#\x00', 0x0, 0x4000) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000180)='/dev/snd/midiC#D#\x00', 0x178, 0x608200) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000240)={{{@in=@rand_addr, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6=@local}}, &(0x7f0000000440)=0xe8) ioctl$sock_inet6_SIOCDELRT(r2, 0x890c, &(0x7f00000004c0)={@loopback={0x0, 0x1}, @remote={0xfe, 0x80, [], 0xbb}, @mcast2={0xff, 0x2, [], 0x1}, 0x5, 0x2670, 0x0, 0x400, 0x7, 0x100003, r3}) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r1, 0x4008ae48, &(0x7f0000000000)=0x4000) fcntl$setpipe(r0, 0x407, 0x400000000003) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000540)={0x0, 0x20, 0xdbdf, 0x9, 0x1, 0x0, 0x3, 0x9, {0x0, @in={{0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x10001, 0x9, 0x6, 0x20, 0x80}}, &(0x7f0000000600)=0xb0) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x4e23, 0x3b000000000000, @remote={0xfe, 0x80, [], 0xbb}, 0x4}, @in={0x2, 0x4e24, @rand_addr=0x81}], 0x2c) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000640)={r4, 0xf94}, 0x8) r5 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x141241, 0x0) writev(r5, &(0x7f00000000c0)=[{&(0x7f0000000000)="0bf5430f000319", 0x7}], 0x1) getsockopt$inet_sctp_SCTP_AUTO_ASCONF(r2, 0x84, 0x1e, &(0x7f00000001c0), &(0x7f0000000200)=0x4) 2018/03/31 00:40:12 executing program 4: r0 = syz_fuse_mount(&(0x7f0000000100)='./file0\x00', 0x8000, 0xffffffffffffffff, 0x0, 0xffff, 0x100000) r1 = shmat(0x0, &(0x7f0000ffd000/0x1000)=nil, 0x7000) shmdt(r1) ioctl(r0, 0x2a85, &(0x7f0000000140)) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) dup2(r2, r2) r3 = socket(0x10, 0x802, 0x0) write(r3, &(0x7f0000000000)="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", 0xfc) 2018/03/31 00:40:12 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000003c0)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000000140)='.request_key_auth\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x0}, &(0x7f00000001c0)="4b64c5854a0a0ef57e31405c2a61de124cf697d5ee9a0dc28c6625088f33d8b5e4f31c43fca222f860a58c6e5a93d414a8ab8873b73fcdca1ced72cd424749ca857d8778d4450c697d3da445bfdf416451c34c5bd3ba42f01236cb3d5ba622157fa54481a8301cb693a720229367996d26160564a459a35d0387698d390a06b0b5156a5243a7630271f3815bdf8a3c6ae27d90758656c504f41ccb36eba56981422aa0660d", 0xa5, 0xfffffffffffffff8) keyctl$update(0x2, r1, &(0x7f0000000280)="3c56c2fcc4af5f5732f057b5a1c75df03585d257b1ca62dac6e4df032a47e281e4a3ac15d8ef63de52871d6a9d0abb7a5c747164c0c851d66b7c1d4ddc8598fa365def69f5dda4df2fc7ab8c6db4d29dec6a94f40da85d0231287f9194c5051db346d72c2a2148fae5a942f2ffc481e5203d3eacb7d3316c868ba04670dde8fd0c62068d49f8df38c3a3fc06ca98a86e2db0dc0b0ffcc080f4917a3a52263b078f17e49a142d6a52caf6b2d5c7d9d0112c21e0ce3fa5c8677e", 0xb9) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000380), &(0x7f0000000040)=0x4) fchdir(r0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000340)) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:12 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:12 executing program 6 (fault-call:3 fault-nth:2): r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:12 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) getsockopt$inet_sctp_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000000100)={0x0, 0x7, 0x80000001, 0x400, 0x2d2e01a2, 0x5, 0x3, 0x0, {0x0, @in={{0x2, 0x4e24, @rand_addr=0x9}}, 0xe, 0x1000, 0x0, 0x0, 0x80000000}}, &(0x7f00000001c0)=0xb0) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000600)={r2, 0x1000, "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"}, &(0x7f0000000200)=0x1008) 2018/03/31 00:40:12 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:12 executing program 2: r0 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r0, &(0x7f0000000000)=""/28, 0x1c) getpid() socket$inet6_dccp(0xa, 0x6, 0x0) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000340)=0x4, 0x4) r1 = syz_open_dev$dspn(&(0x7f0000000500)='/dev/dsp#\x00', 0x0, 0x0) pread64(r0, &(0x7f0000000200)=""/184, 0xb8, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) sendto$inet6(r1, &(0x7f0000000700)="50bf013dbfa1264853a083ceb56c8f0d40ccfe56b20772575bbc46afe31fbbc3b898f3b8b484ead53a758b38f3493bfe6631f7981f726e36dd075c34c13656cb0a1e46c3c660f46b39b49122210964e930a7826538d89e0ac3bdba633e762d3a63a505a4e905abe0c2219749256afc8b8010e30d11e5639a8516b01c4a3f1d8bfe83a39292", 0x85, 0x40, &(0x7f00000007c0)={0xa, 0x4e22, 0x1000, @empty, 0x7c80000000000}, 0x1c) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1, @time}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000380)={0x0, 0x0, 0x0}, &(0x7f00000003c0)=0xc) lstat(&(0x7f0000000400)='./file0\x00', &(0x7f0000000600)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuseblk_mount(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)='./file0\x00', 0x8000, r3, r6, 0x8, 0x400000000, 0x100055) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r0, 0x40a85321, &(0x7f0000000080)={{}, 'port1\x00'}) lstat(&(0x7f0000000480)='./file1\x00', &(0x7f0000000680)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r0, 0x408c5333, &(0x7f0000000140)={0x0, 0x0, 0x0, 'queue1\x00'}) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x400, 0x0) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r1, 0x80045301, &(0x7f0000000800)) r8 = msgget(0x2, 0x200) msgctl$IPC_SET(r8, 0x1, &(0x7f0000000540)={{0x139, r5, r4, r3, r7, 0x90, 0x7f}, 0x2, 0xff, 0x7f, 0x1, 0x7f, 0x1, r2, r2}) r9 = gettid() exit(0x0) get_robust_list(r9, &(0x7f0000000300)=&(0x7f00000002c0)={&(0x7f0000000200)={&(0x7f00000001c0)}, 0x0, &(0x7f0000000280)={&(0x7f0000000240)}}, &(0x7f0000000340)=0x18) 2018/03/31 00:40:12 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f0000000400)='\x00'], 0x500) [ 97.215060] netlink: 188 bytes leftover after parsing attributes in process `syz-executor4'. [ 97.221737] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 97.276895] FAULT_INJECTION: forcing a failure. [ 97.276895] name failslab, interval 1, probability 0, space 0, times 0 [ 97.288361] CPU: 1 PID: 9046 Comm: syz-executor6 Not tainted 4.16.0-rc7+ #372 [ 97.295639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.304994] Call Trace: [ 97.307583] dump_stack+0x194/0x24d [ 97.311202] ? arch_local_irq_restore+0x53/0x53 [ 97.315858] ? finish_task_switch+0x1c1/0x7e0 [ 97.320334] ? finish_task_switch+0x182/0x7e0 [ 97.324817] should_fail+0x8c0/0xa40 [ 97.328515] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 97.333607] ? __sched_text_start+0x8/0x8 [ 97.337738] ? find_held_lock+0x35/0x1d0 [ 97.341782] ? __lock_is_held+0xb6/0x140 [ 97.345827] ? check_same_owner+0x320/0x320 [ 97.350129] ? validate_nla+0x209/0x6e0 [ 97.354088] should_failslab+0xec/0x120 [ 97.358046] __kmalloc+0x63/0x760 [ 97.361477] ? nla_validate+0x1c0/0x1c0 [ 97.365449] ? rtnetlink_rcv_msg+0x508/0xb10 [ 97.369840] ? __mutex_lock+0x16f/0x1a80 [ 97.373885] ? fib_nl_newrule+0x3dc/0x2c10 [ 97.378096] ? validate_rulemsg.isra.7+0x198/0x200 [ 97.383007] fib_nl_newrule+0x3dc/0x2c10 [ 97.387052] ? mutex_lock_io_nested+0x1900/0x1900 [ 97.391875] ? lock_release+0xa40/0xa40 [ 97.395832] ? fib_rules_seq_read+0xf0/0xf0 [ 97.400129] ? perf_trace_lock_acquire+0xe3/0x980 [ 97.404954] ? perf_trace_lock+0x900/0x900 [ 97.409173] ? perf_trace_lock+0x900/0x900 [ 97.413384] ? unwind_get_return_address+0x61/0xa0 [ 97.418289] ? trace_hardirqs_off+0x10/0x10 [ 97.422586] ? trace_hardirqs_off+0x10/0x10 [ 97.426884] ? trace_hardirqs_off+0x10/0x10 [ 97.431187] ? find_held_lock+0x35/0x1d0 [ 97.435226] ? __lock_is_held+0xb6/0x140 [ 97.439284] rtnetlink_rcv_msg+0x57f/0xb10 [ 97.443497] ? fib_rules_seq_read+0xf0/0xf0 [ 97.447798] ? validate_linkmsg+0x8e0/0x8e0 [ 97.452100] ? __might_fault+0x110/0x1d0 [ 97.456143] netlink_rcv_skb+0x14b/0x380 [ 97.460181] ? validate_linkmsg+0x8e0/0x8e0 [ 97.464481] ? netlink_ack+0xa10/0xa10 [ 97.468346] ? netlink_skb_destructor+0x1d0/0x1d0 [ 97.473165] ? copyin+0x91/0xb0 [ 97.476422] rtnetlink_rcv+0x1c/0x20 [ 97.480113] netlink_unicast+0x4c4/0x6b0 [ 97.484155] ? netlink_attachskb+0x8a0/0x8a0 [ 97.488541] ? trace_hardirqs_off+0x10/0x10 [ 97.492840] ? security_netlink_send+0x81/0xb0 [ 97.497399] netlink_sendmsg+0xa4a/0xe60 [ 97.501438] ? netlink_unicast+0x6b0/0x6b0 [ 97.505650] ? security_socket_sendmsg+0x89/0xb0 [ 97.510382] ? netlink_unicast+0x6b0/0x6b0 [ 97.514598] sock_sendmsg+0xca/0x110 [ 97.518287] sock_write_iter+0x31a/0x5d0 [ 97.522338] ? sock_sendmsg+0x110/0x110 [ 97.526305] ? __might_sleep+0x95/0x190 [ 97.530262] do_iter_readv_writev+0x55c/0x830 [ 97.534735] ? vfs_dedupe_file_range+0x8f0/0x8f0 [ 97.539470] ? rw_verify_area+0xe5/0x2b0 [ 97.543510] do_iter_write+0x154/0x540 [ 97.547376] ? dup_iter+0x260/0x260 [ 97.550982] ? map_files_get_link+0x3a0/0x3a0 [ 97.555460] vfs_writev+0x18a/0x340 [ 97.559068] ? vfs_iter_write+0xb0/0xb0 [ 97.563024] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 97.567845] ? vfs_write+0x374/0x510 [ 97.571548] ? __lock_is_held+0xb6/0x140 [ 97.575596] ? __fdget_pos+0x130/0x190 [ 97.579459] ? __fdget_raw+0x20/0x20 [ 97.583158] do_writev+0xfc/0x2a0 [ 97.586589] ? do_writev+0xfc/0x2a0 [ 97.590195] ? vfs_writev+0x340/0x340 [ 97.593978] ? SyS_read+0x220/0x220 [ 97.597583] SyS_writev+0x27/0x30 [ 97.601014] ? SyS_readv+0x30/0x30 [ 97.604533] do_syscall_64+0x281/0x940 [ 97.608399] ? vmalloc_sync_all+0x30/0x30 [ 97.612526] ? _raw_spin_unlock_irq+0x27/0x70 [ 97.617000] ? finish_task_switch+0x1c1/0x7e0 [ 97.621479] ? syscall_return_slowpath+0x550/0x550 [ 97.626386] ? syscall_return_slowpath+0x2ac/0x550 [ 97.631294] ? prepare_exit_to_usermode+0x350/0x350 [ 97.636288] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 97.641632] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 97.646455] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 97.651619] RIP: 0033:0x454e79 [ 97.654960] RSP: 002b:00007fadafea4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 97.662644] RAX: ffffffffffffffda RBX: 00007fadafea56d4 RCX: 0000000000454e79 [ 97.669891] RDX: 0000000000000001 RSI: 000000002012a000 RDI: 0000000000000013 2018/03/31 00:40:12 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x4, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25}, {&(0x7f0000000540)="ac0ca010ea0b4fef00a2bc202ee6a49d801ea8", 0x13, 0x6}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:12 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000280)) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000240)=0xffffffffffffffae) fchdir(r0) r1 = accept(r0, &(0x7f0000000140)=@pppoe={0x0, 0x0, {0x0, @broadcast}}, &(0x7f00000001c0)=0x80) getsockopt$IP_VS_SO_GET_SERVICES(r1, 0x0, 0x482, &(0x7f0000000040)=""/19, &(0x7f0000000200)=0x13) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 97.677138] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 97.684385] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 97.691633] R13: 00000000000006c1 R14: 00000000006fc2b8 R15: 0000000000000002 2018/03/31 00:40:12 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:12 executing program 4: clone(0x200, &(0x7f0000fbf000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f00000d5000)) mknod(&(0x7f0000cd7000)='./file0\x00', 0x103a, 0x0) execve(&(0x7f0000f8aff8)='./file0\x00', &(0x7f0000000340), &(0x7f000027a000)) r0 = syz_open_procfs(0x0, &(0x7f000042cff4)='personality\x00') read(r0, &(0x7f0000f1bf7e)=""/130, 0xfffffffffffffea7) execve(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0), &(0x7f0000000240)) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000000c0)={0x0, 0x9, 0x18}, 0xc) open$dir(&(0x7f000050bff8)='./file0\x00', 0x2, 0x0) ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000080)={0x1, &(0x7f0000000000)=[{0x0}]}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f0000000140)={r1, &(0x7f0000000100)=""/63}) 2018/03/31 00:40:13 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:13 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) ioctl$KVM_GET_PIT(r0, 0xc048ae65, &(0x7f00000001c0)) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SET_MCE(r0, 0x4040ae9e, &(0x7f0000000100)={0x6280000000000000, 0x0, 0x9, 0x1, 0x4}) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:13 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) recvmsg$kcm(r0, &(0x7f0000001480)={&(0x7f0000000140)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, 0x80, &(0x7f0000001380)=[{&(0x7f00000001c0)=""/3, 0x3}, {&(0x7f0000000200)=""/32, 0x20}, {&(0x7f0000000240)=""/97, 0x61}, {&(0x7f00000002c0)=""/5, 0x5}, {&(0x7f0000000300)=""/126, 0x7e}, {&(0x7f0000000380)=""/4096, 0x1000}], 0x6, &(0x7f0000001400)=""/118, 0x76, 0x80000000}, 0x40000000) getsockopt$nfc_llcp(r1, 0x118, 0x1, &(0x7f00000014c0), 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r2, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r2) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:13 executing program 6 (fault-call:3 fault-nth:3): r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:13 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00'], 0x500) 2018/03/31 00:40:13 executing program 4: r0 = memfd_create(&(0x7f00000000c0)='[*[\x00', 0x0) write(r0, &(0x7f0000000040)="f7ea42337eb805da8d24d09f3c2100580900ccd45da0739a805009d8", 0x1c) write$sndseq(r0, &(0x7f0000000400)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time={0x77359400}, {}, {}, @raw8={"06d3cb89f296bbb7d8acde89"}}, {0x1, 0x0, 0x70c, 0x3, @tick=0x3, {0x3, 0x2}, {0x6, 0x6}, @ext={0xd3, &(0x7f0000000300)="8776aee425040cae8a4781c89a711bcd1b5ac394bb087ccc8c382c2bf86a8be74e1bfadf30709e79024bbdb60913e6173c42e90b5bb2b90888b485eb1bfdb54508b0f1830e5dbc1c16198c8df7880e9a01b4698bc7f85db94072c227163bca07cb47dfa7614e50e7436ada0a6bdee3dc4883d3f317d12b920a1e7f00c75181c22c407396f7b22a9e13b246aba78ca86c116d8c6dff7eb83011de36f0e3e182e47312b86150eb9c8b737ac99b6aae2ac59fd8b4fc976ca1db9028fa9c86ab6abc868a54270430eec544cc659da51fe7919424a9"}}, {0x0, 0x5, 0x7, 0x8, @tick=0x8, {0x4, 0xfffffffffffffffe}, {0x1, 0x2}, @time=@tick=0x6}, {0x10001, 0x2, 0x1, 0xfffffffffffffffe, @tick=0x3, {0x0, 0x9}, {0x24c, 0x5}, @raw32={[0x5e, 0x7f, 0x9]}}], 0xf0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x11, r0, 0x0) timerfd_settime(0xffffffffffffffff, 0x800000000000003, &(0x7f0000000080), &(0x7f0000000140)) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) clock_gettime(0x0, &(0x7f0000000100)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {r3, r4+30000000}}, &(0x7f00000001c0)) 2018/03/31 00:40:13 executing program 0: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0x0, 0x80) ioctl$EVIOCGBITSND(r0, 0x80404532, &(0x7f00000000c0)=""/87) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_msfilter(r1, 0x0, 0x29, &(0x7f0000000080)=ANY=[@ANYBLOB="e041b97aa54e020002ac1414bb0000000002000000e00000"], 0x11) 2018/03/31 00:40:13 executing program 2: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x402200, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f00000001c0)={0x0}, &(0x7f0000000200)=0x8) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f0000000240)=r1, 0x4) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f000002c000)='./file0\x00', &(0x7f000002cffa)='ramfs\x00', 0x0, &(0x7f000000a000)) creat(&(0x7f000001bff4)='./file0/bus\x00', 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x18}, 0x10) r2 = open$dir(&(0x7f0000000140)='./file0/bus\x00', 0x0, 0x0) mmap(&(0x7f000000a000/0x4000)=nil, 0x4000, 0x1, 0x100000000a012, r2, 0x0) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000280)) unlink(&(0x7f00000000c0)='./file0/bus\x00') openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x4bfffd, 0x0) [ 98.667909] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 98.707639] FAULT_INJECTION: forcing a failure. 2018/03/31 00:40:13 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:13 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) prlimit64(0x0, 0x0, &(0x7f0000000000)={0x79}, 0x0) execveat(r1, &(0x7f0000000080)='./file0\x00', &(0x7f0000000380)=[&(0x7f00000000c0)='\x00', &(0x7f0000000100)='*\x00', &(0x7f0000000180)='\x00', &(0x7f00000001c0)='/+md5sum\\eth0&\x00', &(0x7f0000000200)='/dev/kvm\x00', &(0x7f0000000240)='%\\\x00', &(0x7f0000000280)='bdeveth1\'\x00', &(0x7f00000002c0)='/dev/kvm\x00', &(0x7f0000000300)='/dev/kvm\x00', &(0x7f0000000340)='\x00'], &(0x7f0000000500)=[&(0x7f0000000400)='/dev/kvm\x00', &(0x7f0000000440)='/dev/kvm\x00', &(0x7f0000000480)='/dev/kvm\x00', &(0x7f00000004c0)='/dev/kvm\x00'], 0x1100) ioctl$KVM_SET_MSRS(0xffffffffffffffff, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYBLOB="0100000000000000010100c0000002000000005447b8fb00"]) socketpair$inet6(0xa, 0x806, 0xfffffffffffff982, &(0x7f0000000540)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffff9c, 0x84, 0x13, &(0x7f0000000580)={0x0, 0xff}, &(0x7f00000005c0)=0x8) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r3, 0x84, 0x76, &(0x7f0000000600)={r4, 0x2}, &(0x7f0000000640)=0x8) ioctl$KVM_GET_MSRS(r2, 0xc008ae88, &(0x7f0000000000)) [ 98.707639] name failslab, interval 1, probability 0, space 0, times 0 [ 98.719133] CPU: 0 PID: 9105 Comm: syz-executor6 Not tainted 4.16.0-rc7+ #372 [ 98.726413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.735771] Call Trace: [ 98.738375] dump_stack+0x194/0x24d [ 98.742022] ? arch_local_irq_restore+0x53/0x53 [ 98.746717] should_fail+0x8c0/0xa40 [ 98.750455] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 98.755576] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 98.760608] ? trace_hardirqs_on+0xd/0x10 [ 98.764769] ? fib_nl_newrule+0x266/0x2c10 [ 98.769022] ? find_held_lock+0x35/0x1d0 [ 98.773123] ? check_same_owner+0x320/0x320 [ 98.777450] ? perf_trace_lock+0x900/0x900 [ 98.781681] ? rcu_note_context_switch+0x710/0x710 [ 98.786597] ? perf_trace_lock+0x900/0x900 [ 98.790819] ? unwind_get_return_address+0x61/0xa0 [ 98.795744] should_failslab+0xec/0x120 [ 98.799705] kmem_cache_alloc_node+0x56/0x760 [ 98.804186] __alloc_skb+0xf1/0x780 [ 98.807793] ? skb_copy_and_csum_dev+0x370/0x370 [ 98.812530] ? free_modinfo_version+0x70/0x70 [ 98.817028] netlink_ack+0x283/0xa10 [ 98.820726] ? netlink_sendmsg+0xe60/0xe60 [ 98.824939] ? __might_fault+0x110/0x1d0 [ 98.828983] netlink_rcv_skb+0x2b4/0x380 [ 98.833030] ? validate_linkmsg+0x8e0/0x8e0 [ 98.837331] ? netlink_ack+0xa10/0xa10 [ 98.841200] ? netlink_skb_destructor+0x1d0/0x1d0 [ 98.846029] ? copyin+0x91/0xb0 [ 98.849291] rtnetlink_rcv+0x1c/0x20 [ 98.852984] netlink_unicast+0x4c4/0x6b0 [ 98.857036] ? netlink_attachskb+0x8a0/0x8a0 [ 98.861451] ? trace_hardirqs_off+0x10/0x10 [ 98.865762] ? security_netlink_send+0x81/0xb0 [ 98.870327] netlink_sendmsg+0xa4a/0xe60 [ 98.874372] ? netlink_unicast+0x6b0/0x6b0 [ 98.878590] ? security_socket_sendmsg+0x89/0xb0 [ 98.883335] ? netlink_unicast+0x6b0/0x6b0 [ 98.887553] sock_sendmsg+0xca/0x110 [ 98.891248] sock_write_iter+0x31a/0x5d0 [ 98.895292] ? sock_sendmsg+0x110/0x110 [ 98.899257] ? __might_sleep+0x95/0x190 [ 98.903218] do_iter_readv_writev+0x55c/0x830 [ 98.907696] ? vfs_dedupe_file_range+0x8f0/0x8f0 [ 98.912441] ? rw_verify_area+0xe5/0x2b0 [ 98.916493] do_iter_write+0x154/0x540 [ 98.920361] ? dup_iter+0x260/0x260 [ 98.923972] ? map_files_get_link+0x3a0/0x3a0 [ 98.928452] vfs_writev+0x18a/0x340 [ 98.932060] ? vfs_iter_write+0xb0/0xb0 [ 98.936020] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 98.940847] ? vfs_write+0x374/0x510 [ 98.944550] ? __fdget_pos+0x130/0x190 [ 98.948450] ? __fdget_raw+0x20/0x20 [ 98.952152] do_writev+0xfc/0x2a0 [ 98.955584] ? do_writev+0xfc/0x2a0 [ 98.959191] ? vfs_writev+0x340/0x340 [ 98.962973] ? SyS_read+0x220/0x220 [ 98.966583] SyS_writev+0x27/0x30 [ 98.970020] ? SyS_readv+0x30/0x30 [ 98.973541] do_syscall_64+0x281/0x940 [ 98.977409] ? vmalloc_sync_all+0x30/0x30 [ 98.981550] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 98.987067] ? syscall_return_slowpath+0x550/0x550 [ 98.991977] ? syscall_return_slowpath+0x2ac/0x550 [ 98.996906] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 99.002252] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 99.007078] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 99.012246] RIP: 0033:0x454e79 2018/03/31 00:40:14 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$netlink_NETLINK_NO_ENOBUFS(r0, 0x10e, 0x5, &(0x7f0000000180)=0x1e, 0x4) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0xfffffdb1) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000140)={0x3, 0x9}) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:14 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00'], 0x500) 2018/03/31 00:40:14 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) pread64(r0, &(0x7f0000000100)=""/133, 0x85, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0xffffffffffffffff, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x40000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x1) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5, 0xfffffffffffffffc}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x10000, 0x0, 0x0, 0xfffffffffffffffc}) [ 99.015413] RSP: 002b:00007fadafea4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 99.023110] RAX: ffffffffffffffda RBX: 00007fadafea56d4 RCX: 0000000000454e79 [ 99.030361] RDX: 0000000000000001 RSI: 000000002012a000 RDI: 0000000000000013 [ 99.037615] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 99.044875] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 99.052135] R13: 00000000000006c1 R14: 00000000006fc2b8 R15: 0000000000000003 2018/03/31 00:40:14 executing program 2: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndtimer(&(0x7f0000000200)='/dev/snd/timer\x00', 0x0, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00006dfff0)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_START(r0, 0x54a0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r1, 0x40505412, &(0x7f0000000040)={0x1, 0xb69, 0x2}) 2018/03/31 00:40:14 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000080)={0x0, 0x10, &(0x7f0000000040)=[@in={0x2, 0x4e21, @multicast2=0xe0000002}]}, &(0x7f00000000c0)=0x10) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000100)={0x9, 0x4, 0x0, 0xfff, 0x3c59d72e, 0x19, 0x400, 0x401, r2}, 0x20) r3 = memfd_create(&(0x7f0000000280)='/dev/dsp#\x00', 0x1) r4 = perf_event_open(&(0x7f00000005c0)={0x7, 0x70, 0x8, 0x0, 0x81f6, 0x8, 0x0, 0xfffffffffffffe01, 0x142, 0x1, 0xff, 0x3, 0x0, 0x0, 0x4, 0x5, 0x0, 0x8, 0x6, 0x0, 0x1, 0x8, 0x1, 0x800, 0x7, 0xfff, 0x0, 0x0, 0x7, 0x4, 0x7, 0x800, 0x3ff, 0x0, 0x2, 0x0, 0x80000000, 0x0, 0x0, 0x3, 0x2, @perf_bp={&(0x7f0000000580), 0x1}, 0x10000, 0xfd, 0xb6, 0x7, 0x6, 0xf21, 0x976}, 0x0, 0x5, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r3, 0x2405, r4) setsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, &(0x7f00000001c0)='ip6_vti0\x00', 0x10) r5 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000180)='/selinux/enforce\x00', 0x24201, 0x0) tee(0xffffffffffffffff, r5, 0x40, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f00000003c0)=ANY=[@ANYBLOB="ff0100000000000003000000ffffffef79b7a9bf757e8f820100000000000000030000000000000060400000000000000700000000000000000000000000000000000000000000000010000000000000000000000000000018f5c0cec650920496e4239dfa21708adeeccc46db9cd9f31c3792b0afd71a5b12bc405cf3a540876c7a867b24362a941f9b5d7db991a8ad6fbc4f76e0229d7cf38b2f20f01ce3899f5bcffd4049ce680bc1b30a8a088cf228060204087c529ea52ae08443603cd00cbcbb000000"]) r6 = getpgid(0xffffffffffffffff) ptrace$setopts(0x4206, r6, 0x80, 0x1b) ptrace$peek(0x1, r6, &(0x7f0000000540)) fallocate(r5, 0x11, 0x0, 0x8000000) setsockopt$inet_int(0xffffffffffffffff, 0x0, 0xcc, &(0x7f00000002c0)=0x1000000, 0x4) openat$vcs(0xffffffffffffff9c, &(0x7f0000000700)='/dev/vcs\x00', 0x0, 0x0) r7 = dup3(r3, r5, 0x0) clone(0x0, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000040), &(0x7f0000000080)) perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$setmm(0x23, 0x7, &(0x7f0000ffd000/0x1000)=nil) ioctl$VHOST_SET_LOG_BASE(0xffffffffffffffff, 0xaf01, &(0x7f0000307000)=&(0x7f0000989fff)) fgetxattr(r0, &(0x7f0000000140)=@known='security.selinux\x00', &(0x7f0000000200), 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000000)=ANY=[]) bind$netlink(r7, &(0x7f0000000500)={0x10, 0x0, 0x25dfdbfe}, 0xc) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(0xffffffffffffffff, 0x40bc5311, &(0x7f0000000300)={0x0, 0x3, 'client1\x00', 0x1, "6dea700b8d591e55", "08f1496fa810039fdc1fc424a6c5849c7ec6764d0f37c177947bcb618e55c868", 0x7}) syz_open_dev$dspn(&(0x7f00000004c0)='/dev/dsp#\x00', 0xfff, 0x301000) alarm(0x1) 2018/03/31 00:40:14 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:14 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) ioctl$KVM_GET_TSC_KHZ(r0, 0xaea3) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:14 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000140)={r0, 0x3, 0x1, 0x6, &(0x7f0000000100)=[0x0], 0x1}, 0x20) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:14 executing program 4: unshare(0x60000000) r0 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x40, &(0x7f0000000080)={'filter\x00'}, &(0x7f0000000100)=0x54) 2018/03/31 00:40:14 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00'], 0x500) 2018/03/31 00:40:14 executing program 6 (fault-call:3 fault-nth:4): r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:14 executing program 2: r0 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r0, &(0x7f0000000340)=""/28, 0x1c) r1 = dup2(r0, r0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r0, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r0, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r1, 0xc020660b, &(0x7f00000005c0)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f50000000086d705f5bf69f7000000000400000000018ec7b2ec500000008a0b000000000000090000000000006c433e33230e327700000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000380)=0x8, 0x4) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r0, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r0, 0xc0bc5310, &(0x7f0000000280)) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000fdbff0)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$VT_ACTIVATE(r2, 0x5606, 0x7) recvmsg$netrom(r2, &(0x7f0000000500)={&(0x7f0000000480)=@full={{0x3, {"a299992e560805"}, 0x3}, [{"9579651ef3f65b"}, {"c820788a363817"}, {"cfeebbad72f8ee"}, {"b427a1faa91944"}, {"3b794f312b9e34"}, {"b9be2b40fd989f"}, {"7169e4d476ec16"}, {"620a4adfb4a961"}]}, 0x48, &(0x7f00000003c0)=[{&(0x7f0000000700)="6541f50f2a2f0e20cb13f778de63c1413c39f9e5350543065809feb4bc704ceed63bc1b1d5834cdaa50639d28825260e8f19dad84cf1968b0578f19288e88fa7aa3a417af1faf33750351a4d48af33dce125f378cbc0c4a28ee292a9633565c7bc9fd13e9b51aefbb9468fd4dab673f95e0c5700d2dc0b1c9160dd62b475b9683bbf84cc5c45c6321e05675d814a1e326209a95f762cc8d2b03ff17eaeff27b3a6bd3eaf5d41545344eefb1c4a33e78b8d399485aecea23acf3a50c826f9750f2e99c5a334e5a22205f7c29bea12197dbd", 0xd1}], 0x1, &(0x7f0000000800)=[{0xf0, 0x1bf, 0x35, "b6750ed68c3e3c50cdac67d2ee266f135464af39120596b3b8b091041db313125386f079da60d4d139b8ac1f08221d3209302fcf9b90765ebe70b06f28a367ca2affdcc387c42b7f1ddb3accb47d39bab21dec1229b52fc29c7e8b848befbe1520844028f4b92bb5232aeb7433530b9622dd8d38f0574e3c95a5be55db46ce6676edf23fe52b530e6be7b0385e3fba18dbcc28b3853c8cc9833c24273fdc1d39c6e6807c7e68922d2a879da3540d26f9ac4a391a106d5bf235b8086700466b3debf8ed79f51f988e1b676fa349f2f0bc832be5453259f80910741211f5"}, {0x20, 0x10f, 0x10000, "99490feaea966305204c"}, {0x78, 0x11f, 0x5, "8f123364984b4f0dd5f9476f61418ab3114a21dc232e3555824f016b1c7c78183fa5a2be123c6f694e29f62210aa6ff228b7b89952ea0b0a50814cbed711d9df7c291e0361532a86606b5a886c86451166792bf5b3625ff87b03f38be0bd37525126d47b"}, {0x68, 0x114, 0x4, "80201f6a63f5d15638f987886ce1845e8319b6eef184b1cebb107ed2deb83a104b126dcef7f0f3a19c9ffd422271ea33c207f381d361850d62b2d81356feff8ccdb4c4cb5f710e065022d4d4c1de1d46081931"}, {0x110, 0x102, 0x4, "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"}, {0x1010, 0x103, 0x1, 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"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"}], 0x2418, 0x2000c000}, 0x40000040) symlinkat(&(0x7f0000000400)='./file0\x00', r1, &(0x7f0000000440)='./file0\x00') 2018/03/31 00:40:14 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x0, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:14 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000180)='/dev/snd/midiC#D#\x00', 0x9, 0x100) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000001c0)={0x0, 0x2}) r1 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r1, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fremovexattr(r2, &(0x7f0000000140)=@known='system.posix_acl_access\x00') fchdir(r1) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:14 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x4fffe, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = eventfd2(0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = eventfd2(0x0, 0x0) r4 = openat$audio(0xffffffffffffff9c, &(0x7f0000d0fff5)='/dev/audio\x00', 0x802, 0x0) ioctl$sock_SIOCETHTOOL(r4, 0x8946, &(0x7f0000000080)={'ip6tnl0\x00', &(0x7f0000000100)=ANY=[@ANYBLOB="4b0000005daf00007f000000b00000002f83dad72b4d6c4047122260d9a6f87135732b4f7e931a9fe4bcdce1a62bfc13489733305a915dd1ce3553ff4e9ad50b17e29851632385b7df9c7582070c6d4cf89508f4f7bbfa769ed4b13787b4b7c19a8cb80898c4f610315c4ac6e73ed526688affffff7f443983f449c654a690d254e681ad89f3d7c14978ab29331e8c463bd9bdc226205f6be6c2ac235d90d9322dd74e55c06999f7000000000000000000"]}) ioctl$int_in(r4, 0x800000c0045002, &(0x7f0000003ff8)=0x7ff) writev(r4, &(0x7f0000000000)=[{&(0x7f0000000f80)="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", 0xc00}], 0x1) ioctl$KVM_IRQFD(r2, 0x4020ae76, &(0x7f0000000040)={r3, 0x1, 0x0, r4}) ioctl$KVM_IRQFD(r2, 0x4020ae76, &(0x7f0000358fe0)={r1, 0x0, 0x2, r3}) 2018/03/31 00:40:14 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x0, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) [ 99.424857] IPVS: ftp: loaded support on port[0] = 21 2018/03/31 00:40:14 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x0) 2018/03/31 00:40:14 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000140)=0x0) r1 = syz_open_procfs(r0, &(0x7f0000000180)="e6070000000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r1, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r1) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:14 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) openat$mixer(0xffffffffffffff9c, &(0x7f0000000240)='/dev/mixer\x00', 0x101800, 0x0) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_GET_IRQCHIP(r0, 0xc208ae62, &(0x7f0000000100)) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f0000000400)={0x18, @tick=0x7, 0x1000, {0x2, 0x526}, 0x5f2, 0x2, 0x7}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x200}, 'port1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000300)={{{@in6=@mcast1, @in=@local}}, {{@in6=@loopback}, 0x0, @in6=@mcast1}}, &(0x7f0000000200)=0xe8) 2018/03/31 00:40:14 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x0) 2018/03/31 00:40:14 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x0, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:14 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000040)={&(0x7f00000000c0)={0x10, 0x34000}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000080)={0x18, 0x2b, 0x6fd, 0x0, 0x0, {0x2001}, [@typed={0x4, 0x0, @binary}]}, 0x18}, 0x1}, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_CHECK_EXTENSION_VM(r0, 0xae03, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000140)={0x400000000007, 0x4}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 99.728455] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 99.737618] FAULT_INJECTION: forcing a failure. [ 99.737618] name failslab, interval 1, probability 0, space 0, times 0 [ 99.748957] CPU: 1 PID: 9204 Comm: syz-executor6 Not tainted 4.16.0-rc7+ #372 [ 99.756224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.765572] Call Trace: [ 99.768164] dump_stack+0x194/0x24d [ 99.771777] ? arch_local_irq_restore+0x53/0x53 [ 99.776438] ? is_bpf_text_address+0xa4/0x120 [ 99.780934] should_fail+0x8c0/0xa40 [ 99.784633] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 99.789732] ? save_stack+0xa3/0xd0 [ 99.793343] ? save_stack+0x43/0xd0 [ 99.796955] ? kasan_kmalloc+0xad/0xe0 [ 99.800832] ? kasan_slab_alloc+0x12/0x20 [ 99.804975] ? find_held_lock+0x35/0x1d0 [ 99.809060] ? check_same_owner+0x320/0x320 [ 99.813381] ? rcu_note_context_switch+0x710/0x710 [ 99.818312] should_failslab+0xec/0x120 [ 99.822292] kmem_cache_alloc_node_trace+0x5a/0x760 [ 99.827322] __kmalloc_node_track_caller+0x33/0x70 [ 99.832258] __kmalloc_reserve.isra.39+0x41/0xd0 [ 99.837012] __alloc_skb+0x13b/0x780 [ 99.840726] ? skb_copy_and_csum_dev+0x370/0x370 [ 99.845497] ? free_modinfo_version+0x70/0x70 [ 99.849995] netlink_ack+0x283/0xa10 [ 99.853706] ? netlink_sendmsg+0xe60/0xe60 [ 99.857927] ? __might_fault+0x110/0x1d0 [ 99.861976] netlink_rcv_skb+0x2b4/0x380 [ 99.866031] ? validate_linkmsg+0x8e0/0x8e0 [ 99.870353] ? netlink_ack+0xa10/0xa10 [ 99.874238] ? netlink_skb_destructor+0x1d0/0x1d0 [ 99.879069] ? copyin+0x91/0xb0 [ 99.882341] rtnetlink_rcv+0x1c/0x20 [ 99.886044] netlink_unicast+0x4c4/0x6b0 [ 99.890097] ? netlink_attachskb+0x8a0/0x8a0 [ 99.894493] ? trace_hardirqs_off+0x10/0x10 [ 99.898814] ? security_netlink_send+0x81/0xb0 [ 99.903385] netlink_sendmsg+0xa4a/0xe60 [ 99.907427] ? netlink_unicast+0x6b0/0x6b0 [ 99.911659] ? security_socket_sendmsg+0x89/0xb0 [ 99.916402] ? netlink_unicast+0x6b0/0x6b0 [ 99.920621] sock_sendmsg+0xca/0x110 [ 99.924313] sock_write_iter+0x31a/0x5d0 [ 99.928360] ? sock_sendmsg+0x110/0x110 [ 99.932323] ? check_same_owner+0x320/0x320 [ 99.936638] ? __might_sleep+0x95/0x190 [ 99.940602] do_iter_readv_writev+0x55c/0x830 [ 99.945099] ? vfs_dedupe_file_range+0x8f0/0x8f0 [ 99.949849] ? rw_verify_area+0xe5/0x2b0 [ 99.953895] do_iter_write+0x154/0x540 [ 99.957770] ? dup_iter+0x260/0x260 [ 99.961392] ? map_files_get_link+0x3a0/0x3a0 [ 99.965866] vfs_writev+0x18a/0x340 [ 99.969469] ? vfs_iter_write+0xb0/0xb0 [ 99.973419] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 99.978237] ? vfs_write+0x374/0x510 [ 99.981933] ? __fdget_pos+0x130/0x190 [ 99.985797] ? __fdget_raw+0x20/0x20 [ 99.989501] do_writev+0xfc/0x2a0 [ 99.992940] ? do_writev+0xfc/0x2a0 [ 99.996544] ? vfs_writev+0x340/0x340 [ 100.000331] ? SyS_read+0x220/0x220 [ 100.003955] SyS_writev+0x27/0x30 [ 100.007391] ? SyS_readv+0x30/0x30 [ 100.010912] do_syscall_64+0x281/0x940 [ 100.014786] ? vmalloc_sync_all+0x30/0x30 [ 100.018914] ? _raw_spin_unlock_irq+0x27/0x70 [ 100.023388] ? finish_task_switch+0x1c1/0x7e0 [ 100.027866] ? syscall_return_slowpath+0x550/0x550 [ 100.032774] ? syscall_return_slowpath+0x2ac/0x550 [ 100.037688] ? prepare_exit_to_usermode+0x350/0x350 [ 100.042686] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 100.048042] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 100.052876] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 100.058059] RIP: 0033:0x454e79 [ 100.061233] RSP: 002b:00007fadafea4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 100.068939] RAX: ffffffffffffffda RBX: 00007fadafea56d4 RCX: 0000000000454e79 [ 100.076205] RDX: 0000000000000001 RSI: 000000002012a000 RDI: 0000000000000013 [ 100.084198] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 100.091445] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 100.098693] R13: 00000000000006c1 R14: 00000000006fc2b8 R15: 0000000000000004 2018/03/31 00:40:16 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) sync_file_range(r0, 0x2, 0x1, 0x2) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$sock_inet6_udp_SIOCINQ(r0, 0x541b, &(0x7f0000000100)) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) ioctl$TIOCGPTPEER(r0, 0x5441, 0x7131) 2018/03/31 00:40:16 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:16 executing program 4: perf_event_open(&(0x7f000001d000)={0x200000002, 0x78, 0xc568, 0x100000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$rds(0x15, 0x5, 0x0) ioctl$KVM_CREATE_PIT2(0xffffffffffffffff, 0x4040ae77, &(0x7f0000000040)) r1 = syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0x0, 0x0) setsockopt$RDS_GET_MR(r0, 0x114, 0x2, &(0x7f0000000500)={{&(0x7f0000000480)=""/50, 0x32}, &(0x7f00000004c0)}, 0x20) setsockopt$packet_rx_ring(r1, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8, 0x1, 0x1, 0x8001, 0x7fffffff, 0xec, 0xfffffffffffffff9}, 0x1c) 2018/03/31 00:40:16 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x0) 2018/03/31 00:40:16 executing program 6 (fault-call:3 fault-nth:5): r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:16 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r1 = dup(r0) ioctl$VHOST_SET_OWNER(r1, 0xaf01, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r2, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000000), &(0x7f00000001c0)=0x4) fchdir(r2) getresgid(&(0x7f0000000140), &(0x7f0000000180), &(0x7f0000000200)) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000240), &(0x7f0000000280)=0xc) lstat(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)) r3 = add_key$user(&(0x7f0000000540)='user\x00', &(0x7f0000000580)={0x73, 0x79, 0x7a, 0x0}, &(0x7f00000005c0)='a-B', 0x3, 0xffffffffffffffff) keyctl$invalidate(0x15, r3) getgroups(0x1, &(0x7f0000000380)=[0x0]) getresgid(&(0x7f00000003c0), &(0x7f0000000400), &(0x7f0000000440)) getgid() getegid() lstat(&(0x7f0000000480)='./file0\x00', &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuseblk_mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, r4, 0x0, 0x0, 0x80) 2018/03/31 00:40:16 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:16 executing program 2: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000600)='/dev/audio\x00', 0x0, 0x0) ioctl$int_in(r0, 0x800000c0045006, &(0x7f0000000040)=0x82) dup3(r0, r0, 0x80000) 2018/03/31 00:40:16 executing program 2: r0 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x1, 0x82) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$int_in(r0, 0x800000c004500a, &(0x7f0000006000)) read(r0, &(0x7f0000000200)=""/90, 0x5a) [ 100.959856] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:16 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000ee1fa8)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(arc4)\x00'}, 0x58) r2 = accept$alg(r1, 0x0, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000040)) r3 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x800000002) fallocate(r3, 0x0, 0x0, 0x9) close(r2) sendfile(r0, r3, &(0x7f0000e64ff8), 0x2) 2018/03/31 00:40:16 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) mkdir(&(0x7f0000771000)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000000100)='mqueue\x00', 0x1, &(0x7f0000000000)) open(&(0x7f0000000140)='./file0/file0\x00', 0x2040, 0x0) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:16 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:16 executing program 1 (fault-call:4 fault-nth:0): r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:16 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:16 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) ioctl$KVM_ASSIGN_DEV_IRQ(r0, 0x4040ae70, &(0x7f0000000140)={0xfffffffffffffe00, 0x7, 0x2, 0x104}) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 101.041267] irq bypass consumer (token 00000000d8aa5d65) registration fails: -16 [ 101.131028] FAULT_INJECTION: forcing a failure. [ 101.131028] name failslab, interval 1, probability 0, space 0, times 0 [ 101.142747] CPU: 1 PID: 9280 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 101.150033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.159387] Call Trace: [ 101.161967] dump_stack+0x194/0x24d [ 101.165603] ? arch_local_irq_restore+0x53/0x53 [ 101.170270] should_fail+0x8c0/0xa40 [ 101.173982] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 101.179087] ? find_held_lock+0x35/0x1d0 [ 101.183568] ? __lock_is_held+0xb6/0x140 [ 101.187620] ? check_same_owner+0x320/0x320 [ 101.191926] ? rcu_note_context_switch+0x710/0x710 [ 101.196845] should_failslab+0xec/0x120 [ 101.200802] kmem_cache_alloc_trace+0x4b/0x740 [ 101.205364] ? __down_interruptible+0x6b0/0x6b0 [ 101.210022] ? lock_release+0xa40/0xa40 [ 101.213982] ? check_same_owner+0x320/0x320 [ 101.218291] snd_mixer_oss_put_volume1_vol.isra.10+0x91/0x3d0 [ 101.224162] snd_mixer_oss_put_volume1+0x7e4/0xc40 [ 101.229074] ? snd_mixer_oss_put_volume1_vol.isra.10+0x3d0/0x3d0 [ 101.235199] snd_mixer_oss_ioctl1+0x648/0x1c90 [ 101.239762] ? _parse_integer+0x140/0x140 [ 101.243894] ? check_same_owner+0x320/0x320 [ 101.248197] ? mixer_slot_clear+0xc0/0xc0 [ 101.252324] ? find_held_lock+0x35/0x1d0 [ 101.256369] ? trace_hardirqs_off+0x10/0x10 [ 101.260673] ? find_held_lock+0x35/0x1d0 [ 101.264719] ? __fget+0x342/0x5b0 [ 101.268178] ? lock_downgrade+0x980/0x980 [ 101.272307] ? find_held_lock+0x35/0x1d0 [ 101.276352] ? lock_release+0xa40/0xa40 [ 101.280310] ? __lock_is_held+0xb6/0x140 [ 101.284362] ? __fget+0x36b/0x5b0 [ 101.287795] ? handle_mm_fault+0x35b/0xb10 [ 101.292020] ? iterate_fd+0x3f0/0x3f0 [ 101.295810] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 101.300659] ? snd_mixer_oss_ioctl_compat+0x70/0x70 [ 101.305655] snd_mixer_oss_ioctl+0x47/0x60 [ 101.309871] ? snd_mixer_oss_ioctl+0x47/0x60 [ 101.314263] do_vfs_ioctl+0x1b1/0x1520 [ 101.318138] ? ioctl_preallocate+0x2b0/0x2b0 [ 101.322525] ? fget_raw+0x20/0x20 [ 101.325963] ? __sb_end_write+0xa0/0xd0 [ 101.329919] ? fput+0xd2/0x140 [ 101.333095] ? SyS_write+0x184/0x220 [ 101.336790] ? security_file_ioctl+0x89/0xb0 [ 101.341185] SyS_ioctl+0x8f/0xc0 [ 101.344531] ? do_vfs_ioctl+0x1520/0x1520 [ 101.348659] do_syscall_64+0x281/0x940 [ 101.352576] ? vmalloc_sync_all+0x30/0x30 [ 101.356704] ? _raw_spin_unlock_irq+0x27/0x70 [ 101.361179] ? finish_task_switch+0x1c1/0x7e0 [ 101.365655] ? syscall_return_slowpath+0x550/0x550 [ 101.370564] ? syscall_return_slowpath+0x2ac/0x550 [ 101.375473] ? prepare_exit_to_usermode+0x350/0x350 [ 101.380469] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 101.385817] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 101.390648] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 101.395818] RIP: 0033:0x454e79 [ 101.398988] RSP: 002b:00007f9d20097c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 101.406680] RAX: ffffffffffffffda RBX: 00007f9d200986d4 RCX: 0000000000454e79 [ 101.413928] RDX: 00000000200000c0 RSI: 00000000c0184908 RDI: 0000000000000014 [ 101.421176] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/03/31 00:40:16 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000004000)={0x6, 0x4, 0xfc, 0x1000055b, 0x2, 0xffffffffffffffff, 0x0, [0xa]}, 0x2c) [ 101.428426] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 101.435680] R13: 0000000000000200 R14: 00000000006f50a0 R15: 0000000000000000 [ 101.447440] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:16 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:16 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000000)='bbr\x00', 0x4) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) r1 = syz_open_dev$usbmon(&(0x7f00000004c0)='/dev/usbmon#\x00', 0x4, 0x181a00) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000500), &(0x7f0000000540)=0x4) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$IP_VS_SO_SET_ADDDEST(r0, 0x0, 0x487, &(0x7f0000000040)={{0x5e, @loopback=0x7f000001, 0x4e24, 0x0, 'nq\x00', 0x8, 0x0, 0x69}, {@remote={0xac, 0x14, 0x14, 0xbb}, 0x4e23, 0x0, 0x7, 0x100000000, 0x3ff}}, 0x44) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x40000004, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) getsockopt$IP_VS_SO_GET_TIMEOUT(r0, 0x0, 0x486, &(0x7f00000000c0), &(0x7f0000000100)=0xc) r2 = syz_open_dev$audion(&(0x7f0000000400)='/dev/audio#\x00', 0x101, 0x2) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r2, 0x84, 0x1e, &(0x7f0000000440), &(0x7f0000000480)=0x4) r3 = dup2(r0, r0) ioctl$DRM_IOCTL_WAIT_VBLANK(r3, 0xc018643a, &(0x7f00000003c0)={0x0, 0x3, 0x2a}) sendto$unix(r3, &(0x7f0000000140)="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", 0x219, 0x0, &(0x7f0000001140)=@abs, 0x6e) fcntl$F_GET_RW_HINT(r3, 0x40b, &(0x7f0000000380)) 2018/03/31 00:40:16 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:16 executing program 2: r0 = syz_open_dev$loop(&(0x7f00000001c0)='/dev/loop#\x00', 0x4, 0x0) r1 = getpid() setrlimit(0x6, &(0x7f0000000100)={0x1, 0x3ff}) sched_rr_get_interval(r1, &(0x7f00000000c0)) ioctl$LOOP_SET_DIRECT_IO(r0, 0x40101283, 0xfffffffffffffffd) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$netrom_NETROM_T2(r2, 0x103, 0x2, &(0x7f0000000080)=0xffff, 0xffef) [ 101.568684] IPVS: set_ctl: invalid protocol: 94 127.0.0.1:20004 nq 2018/03/31 00:40:16 executing program 1 (fault-call:4 fault-nth:1): r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:16 executing program 2: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000005ff7)='/dev/ion\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f0000009fe8)={0xfffb, 0xa, 0x0, 0xffffffffffffffff}) mmap(&(0x7f0000004000/0x4000)=nil, 0x4000, 0x0, 0x6012, r1, 0x0) clone(0x0, &(0x7f0000000000), &(0x7f0000001000), &(0x7f0000113000), &(0x7f000027dfff)) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x800, 0x0) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r2, 0x80045400, &(0x7f0000000040)) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000000080)={{&(0x7f0000004000/0x1000)=nil, 0x1000}, 0x3}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(0xffffffffffffffff, 0x4040534e, &(0x7f000019ffe9)={0x0, @time={0x0, 0x989680}}) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f00000000c0), &(0x7f0000000100)=0x4) 2018/03/31 00:40:16 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000140)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x4, 0x0, 0x0) 2018/03/31 00:40:16 executing program 6: pipe(&(0x7f00000000c0)) r0 = getpgrp(0x0) syz_open_procfs(r0, &(0x7f0000000240)='clear_refs\x00') syz_open_dev$vcsn(&(0x7f0000000140)='/dev/vcs#\x00', 0x92, 0x2000) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x8000, 0x0) pipe(&(0x7f00000001c0)) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f0000000200)={0xfc8ff53d1316cc8, 0xffffffffffffffff, 0x1}) r3 = syz_open_pts(r1, 0x4300) ioctl$TCSETSW(r3, 0x5403, &(0x7f0000000080)={0x2, 0x100000001, 0xffffffff, 0x7, 0x8, 0x0, 0x3935, 0x7, 0x1ff, 0x3, 0x7, 0x2}) ioctl$TCSETAW(r3, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0xa, 0x10001, 0xffffffffffffffff, 0x7, 0x5, 0x4, 0x6}) socket$inet6_sctp(0xa, 0x5, 0x84) writev(0xffffffffffffffff, &(0x7f00000002c0)=[{&(0x7f0000000280)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0xa0}], 0x538) getsockopt$inet6_dccp_buf(r2, 0x21, 0xc, &(0x7f0000000000)=""/61, &(0x7f0000000100)=0x3d) 2018/03/31 00:40:16 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:16 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:16 executing program 5: r0 = syz_open_dev$dmmidi(&(0x7f0000000440)='/dev/dmmidi#\x00', 0x44, 0x0) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x1) r1 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) r2 = getpid() ptrace$poke(0xc703ab06e7780578, r2, &(0x7f0000000280), 0x5) getsockopt$inet_sctp_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f0000000240), &(0x7f00000002c0)=0x4) r3 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f00000000c0)={0x2, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x1000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000000000000, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x100000000000004, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10001, 0x0, 0x2, 0x10, @perf_bp, 0x0, 0x0, 0x0, 0x6, 0x8, 0x10000}, 0x0, 0x0, 0xffffffffffffffff, 0x2) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r3, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) readv(r3, &(0x7f00000003c0)=[{&(0x7f0000000100)=""/141, 0x8d}, {&(0x7f00000001c0)=""/28, 0x1c}, {&(0x7f0000000600)=""/4096, 0x1000}, {&(0x7f0000000200)=""/10, 0xa}, {&(0x7f0000000300)=""/134, 0x86}, {&(0x7f0000001600)=""/4096, 0x1000}], 0x6) 2018/03/31 00:40:16 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x244000, 0x120) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(r0, 0xc04c5349, &(0x7f00000001c0)={0x4, 0x10000000000000, 0x9}) r1 = socket$inet_sctp(0x2, 0x5, 0x84) stat(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffff9c, 0x84, 0x71, &(0x7f0000000000)={0x0, 0x2}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000000080)={r2, @in={{0x2, 0x4e23, @multicast2=0xe0000002}}, 0x1ff, 0xffffffffffffffff, 0x8, 0x0, 0x10000}, &(0x7f0000000140)=0x98) [ 101.685770] IPVS: set_ctl: invalid protocol: 94 127.0.0.1:20004 nq 2018/03/31 00:40:17 executing program 4: mkdir(&(0x7f00000e1000)='./file0\x00', 0x108) r0 = open(&(0x7f0000851000)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f000003f154)='./file0\x00', 0x1000010000) r1 = open$dir(&(0x7f00004daff8)='./file0\x00', 0x0, 0x0) r2 = openat(r1, &(0x7f00008deff8)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000e20000)='./file1\x00', &(0x7f00000001c0)='./file1\x00', &(0x7f00000002c0)="6175746f667300350167bdf4455e42b68af9567eb9f902eb4d7b6bd8f65f9879f7dd679121a4f24c6fffa4132c7d5f216ccf4c00c529a7fa8c8ef08698ad99fe9b4e0bb13aa3a4ace50a489eb9c566e8b2d40610935eb099900a4fd8a7547adf026fb2cf2b7f84e81ee6b781f11a939fe4f64faef4e5a5a8e28f755fb55183445db5ae9595671ecfd81641193290e13eb1102474e7a25c2a43c9af693597108aab278cdf117dfff2ca31ae482beb4d1b104d", 0x1001, &(0x7f0000000280)="3b32c8") symlinkat(&(0x7f000001fff7)='./file0/file0\x00', r2, &(0x7f000001fff8)='./file0\x00') renameat2(r2, &(0x7f0000000000)='./file0/file0/file0/file0\x00', r0, &(0x7f0000805000)='./file0/file0/file0/file0\x00', 0x0) mount(&(0x7f0000000040)='./file0/file0/file0/file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='btrfs\x00', 0x8000, &(0x7f0000000100)="e40429039814ddbcfff629b7d60bf5ce3cee70e2824b1ff90a9cd3d7c545b367753a00c3085b9a769f735e37f422e936c29fbc408d0ec27225c1df05f300d7b816dc50877249b4e29e3f10d9adaa39fad5a954635ead010acc2a9116e7da73ab4d5736089921f2f685") [ 101.754199] x86/PAT: syz-executor2:9337 map pfn RAM range req write-combining for [mem 0x1835a0000-0x1835a3fff], got write-back [ 101.769466] FAULT_INJECTION: forcing a failure. [ 101.769466] name failslab, interval 1, probability 0, space 0, times 0 [ 101.780788] CPU: 0 PID: 9344 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 101.788067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.797427] Call Trace: [ 101.800029] dump_stack+0x194/0x24d [ 101.803727] ? arch_local_irq_restore+0x53/0x53 [ 101.808410] ? __save_stack_trace+0x7e/0xd0 [ 101.812750] should_fail+0x8c0/0xa40 [ 101.816477] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 101.821584] ? kasan_kmalloc+0xad/0xe0 [ 101.825484] ? kmem_cache_alloc_trace+0x136/0x740 [ 101.830341] ? snd_mixer_oss_put_volume1_vol.isra.10+0x91/0x3d0 [ 101.836385] ? snd_mixer_oss_put_volume1+0x7e4/0xc40 [ 101.841466] ? snd_mixer_oss_ioctl1+0x648/0x1c90 [ 101.846205] ? do_syscall_64+0x281/0x940 [ 101.850246] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 101.855594] ? find_held_lock+0x35/0x1d0 [ 101.859638] ? __lock_is_held+0xb6/0x140 [ 101.863690] ? check_same_owner+0x320/0x320 [ 101.867994] ? rcu_note_context_switch+0x710/0x710 [ 101.872912] should_failslab+0xec/0x120 [ 101.876866] kmem_cache_alloc_trace+0x4b/0x740 [ 101.881431] ? __down_interruptible+0x6b0/0x6b0 [ 101.886081] ? lock_release+0xa40/0xa40 [ 101.890044] snd_mixer_oss_put_volume1_vol.isra.10+0xcc/0x3d0 [ 101.895913] snd_mixer_oss_put_volume1+0x7e4/0xc40 [ 101.900824] ? snd_mixer_oss_put_volume1_vol.isra.10+0x3d0/0x3d0 [ 101.906951] snd_mixer_oss_ioctl1+0x648/0x1c90 [ 101.911515] ? _parse_integer+0x140/0x140 [ 101.915645] ? mixer_slot_clear+0xc0/0xc0 [ 101.919775] ? find_held_lock+0x35/0x1d0 [ 101.923816] ? trace_hardirqs_off+0x10/0x10 [ 101.928122] ? find_held_lock+0x35/0x1d0 [ 101.932169] ? __fget+0x342/0x5b0 [ 101.935602] ? lock_downgrade+0x980/0x980 [ 101.939730] ? lock_release+0xa40/0xa40 [ 101.943686] ? __lock_is_held+0xb6/0x140 [ 101.947734] ? __fget+0x36b/0x5b0 [ 101.951166] ? handle_mm_fault+0x35b/0xb10 [ 101.955385] ? iterate_fd+0x3f0/0x3f0 [ 101.959165] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 101.963989] ? snd_mixer_oss_ioctl_compat+0x70/0x70 [ 101.968984] snd_mixer_oss_ioctl+0x47/0x60 [ 101.973199] ? snd_mixer_oss_ioctl+0x47/0x60 [ 101.977586] do_vfs_ioctl+0x1b1/0x1520 [ 101.981457] ? ioctl_preallocate+0x2b0/0x2b0 [ 101.985843] ? fget_raw+0x20/0x20 [ 101.989286] ? __sb_end_write+0xa0/0xd0 [ 101.993240] ? fput+0xd2/0x140 [ 101.996411] ? SyS_write+0x184/0x220 [ 102.000104] ? security_file_ioctl+0x89/0xb0 [ 102.004503] SyS_ioctl+0x8f/0xc0 [ 102.007846] ? do_vfs_ioctl+0x1520/0x1520 [ 102.011973] do_syscall_64+0x281/0x940 [ 102.015840] ? vmalloc_sync_all+0x30/0x30 [ 102.019965] ? _raw_spin_unlock_irq+0x27/0x70 [ 102.024439] ? finish_task_switch+0x1c1/0x7e0 [ 102.028933] ? syscall_return_slowpath+0x550/0x550 [ 102.033845] ? syscall_return_slowpath+0x2ac/0x550 [ 102.038773] ? prepare_exit_to_usermode+0x350/0x350 [ 102.043772] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 102.049119] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 102.053948] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 102.059126] RIP: 0033:0x454e79 [ 102.062312] RSP: 002b:00007f9d20097c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 102.070025] RAX: ffffffffffffffda RBX: 00007f9d200986d4 RCX: 0000000000454e79 [ 102.077278] RDX: 00000000200000c0 RSI: 00000000c0184908 RDI: 0000000000000014 [ 102.084539] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 102.091792] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 2018/03/31 00:40:17 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) getuid() getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000140)={0x0, 0x0}, &(0x7f0000000180)=0xc) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f00000001c0)={0x0}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000200)={r2, 0x2}) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, r1, 0x0, 0x0, 0x0, 0x0) [ 102.099126] R13: 0000000000000200 R14: 00000000006f50a0 R15: 0000000000000001 2018/03/31 00:40:17 executing program 6: r0 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffff9c) r1 = syz_open_pts(r0, 0x8000) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rfkill\x00', 0x400, 0x0) ioctl$TUNSETNOCSUM(r2, 0x400454c8, 0x1) ioctl$TCSETAW(r1, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) r4 = socket$inet6(0xa, 0x5, 0xbef) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r4, 0x84, 0x8, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 2018/03/31 00:40:17 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) [ 102.159311] x86/PAT: syz-executor2:9356 map pfn RAM range req write-combining for [mem 0x1835a0000-0x1835a3fff], got write-back [ 102.247342] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 102.281890] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:17 executing program 4: r0 = memfd_create(&(0x7f0000000000)="707070306c6f0f7d405c00", 0x1) fallocate(r0, 0x0, 0x2f30, 0x5e) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000040)={0x0, @in={{0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000100)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000140)={0x101, 0x0, 0xffffffffc49fbcd4, 0x900000, r1}, &(0x7f0000000180)=0x10) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f00000001c0)={0x80, 0x401, 0x4, 0x1, 0x10001, 0x1, 0x100000001, 0x6f8e, r2}, &(0x7f0000000200)=0x20) getsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f0000000240), 0x4) getsockopt$IP6T_SO_GET_REVISION_TARGET(r0, 0x29, 0x45, &(0x7f0000000280)={'icmp6\x00'}, &(0x7f00000002c0)=0x1e) ftruncate(r0, 0x4) utimensat(r0, &(0x7f0000000300)='./file0\x00', &(0x7f0000000340)={{0x77359400}, {0x0, 0x2710}}, 0x0) getsockopt$inet6_buf(r0, 0x29, 0x0, &(0x7f0000000380)=""/36, &(0x7f00000003c0)=0x24) getsockopt$inet_sctp6_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000400), &(0x7f0000000440)=0x4) msgget$private(0x0, 0x80) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000480)={r2, @in6={{0xa, 0x4e20, 0x3, @empty, 0x2}}, 0x2, 0x414d, 0x20, 0x10000, 0x4}, 0x98) setsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000540)=@assoc_value={r1, 0x55}, 0x8) setsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f0000000580)=0x5, 0x4) setsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f00000005c0)={r2}, 0x8) ioctl$DRM_IOCTL_GET_MAP(r0, 0xc0286404, &(0x7f0000000600)={&(0x7f0000ffa000/0x4000)=nil, 0x1, 0x2, 0x8, &(0x7f0000ffb000/0x4000)=nil, 0x8}) openat$cgroup_type(r0, &(0x7f0000000640)='cgroup.type\x00', 0x2, 0x0) ioctl$KVM_SET_XCRS(r0, 0x4188aea7, &(0x7f0000000680)={0x5, 0xcca, [{0xffffffffffffb677, 0x0, 0xad}, {0x9, 0x0, 0x4}, {0x4c, 0x0, 0x3}, {0xffff, 0x0, 0x1}, {0x7, 0x0, 0x29}]}) clock_gettime(0x0, &(0x7f0000000700)={0x0, 0x0}) clock_gettime(0x0, &(0x7f0000000740)={0x0, 0x0}) clock_gettime(0x0, &(0x7f0000000780)={0x0, 0x0}) clock_gettime(0x0, &(0x7f00000007c0)={0x0, 0x0}) write$evdev(r0, &(0x7f0000000800)=[{{0x77359400}, 0xc1f, 0x1000, 0x7}, {{0x77359400}, 0x5, 0x0, 0xfffffffffffffffa}, {{r3, r4/1000+30000}, 0x3f, 0x2, 0x7}, {{r5, r6/1000+30000}, 0x5, 0xfffffffffffffff7, 0x5dd126b9}, {{0x0, 0x7530}, 0x8, 0x100, 0x3}, {{}, 0x8000, 0x823, 0x6}, {{r7, r8/1000+10000}, 0x4, 0x4, 0x6ae}, {{r9, r10/1000+30000}, 0x3ff, 0x4, 0x80000001}], 0xc0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f00000008c0)={0xffffffff83b20582, {{0xa, 0x4e23, 0x6, @ipv4={[], [0xff, 0xff], @rand_addr=0x64}, 0x6}}, 0x0, 0xa, [{{0xa, 0x4e24, 0xfffffffffffffffd, @mcast2={0xff, 0x2, [], 0x1}, 0x9}}, {{0xa, 0x4e24, 0x7, @loopback={0x0, 0x1}}}, {{0xa, 0x1, 0x8, @empty, 0x100000000}}, {{0xa, 0x4e22, 0x7, @dev={0xfe, 0x80, [], 0x10}, 0x8}}, {{0xa, 0x4e20, 0x5, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x4e23, 0xbd, @remote={0xfe, 0x80, [], 0xbb}, 0x2}}, {{0xa, 0x4e20, 0xff, @loopback={0x0, 0x1}, 0x2}}, {{0xa, 0x4e23, 0x2, @mcast1={0xff, 0x1, [], 0x1}, 0x9}}, {{0xa, 0x4e21, 0x816, @local={0xfe, 0x80, [], 0xaa}, 0xb6d}}, {{0xa, 0x4e21, 0x0, @empty, 0x21}}]}, 0x590) ioctl$TUNGETIFF(r0, 0x800454d2, &(0x7f0000000e80)) r11 = syz_open_dev$audion(&(0x7f0000000ec0)='/dev/audio#\x00', 0x8, 0x0) r12 = dup3(r11, r0, 0x80000) ioctl$TIOCCBRK(r12, 0x5428) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x52) 2018/03/31 00:40:17 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0xe000000000000000) 2018/03/31 00:40:17 executing program 1 (fault-call:4 fault-nth:2): r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:17 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="00100000cccdeccf8bbbffe06b7251c3eb1f5ede5685450a73cf815830c375b440aa3dd9aa4037e1545188ee931af218ff903880f60c94f1bdc1af2478319655fca9fbbf5c399c8c0d49746905971521ab8ad171c12b798ecd6cce398ef3646aa6591afd49c1b6c588da0f99c54ac332731542f443d09dd03ab0fc604b9c934f395bd4c6f89cfa0a6d58f1da67dbb6334227f2b01fa766de936ebe6ad44b89b4400203f4167f502dd36597af1d17167ad4414a1ea83e504f469e1a35f1993ffc097976d58ee62b3c61dd7ca527c141a1a37b801c8f5e39b643324adf42af59509698d60cbeab319456189b068eb46f35593bee646944bc532b402c21d78bd6c2897cc5d65dea7b6503fe542366b5ecffeea413b6090d47511d1ac7e59ed13ccc429fda6c9606cd676755b49c2d1164633a441f48b3f4b9eb44ab9f21e32bdaf346ab777c6325b8d1d5320a20594c4616ebfdc3d7faee83b2540048f98a7f777e8c7a4ef39409b9a6d97a3f340d9de7ab7647673f78991f037409348f6043f1202b06cdc84135e93aa3e6d03594ea60bdab4db9cbdfa8bc8bbb330d9553625f56925bac4823c58b3559ca1bc7d003d59c6cb6b250e8f11bc0a972f1a4943c8cb13771e4369918a3cddaeab4ddac9b0819cbbbbbb56611e66b0a553de518930d85290e81c7e18dfb7cd98197b16651b6987e2acb6d90a14aff13597aba944247331359949138bd3f942a5469c035eec2b6ec81d72af6fab8e14cacd940f21a41b765e8744e5f20d76bde141fc2d04f1cf5040000000000000086fea7e19d0a506988cb6f67351d460b756ed0e875f3b3fb13f4ad0b042a5d504f3f9872f01d08855f2aef90a4e6bd0e6e54e0b36bdb42639dea58a578d9132c765ad26ff782512856b420127fb07a7454fcf8c7a9535bf1b06486c4d4d527a7fb530a49672a3f5d67a60c16057b34c9d5309c132c69830ae164cc6e749c5459a22704a9bb356d7bf587b4fb129eb7a49bb80cb6ef576e00c67a65270736e8de7ed74b007a40eb4275a082b451611b53c4fb30a5c0cec750ad1cbfa06f476c8eea97ec6bfdef05f69a811ee1ece1cf1e64aa0898d2abbd1c745e773dcf890c8532458a5b5975eacb306357651122371abfc852010134bbe532e50503ad98d71b9d29f36172299fb28e7ade2cd5965a4dbd220535950d40a9a47630d8abf270724ca190a7734bb53c78d9cb0bf57f90614fa362fe27dd1cf62a72e1f99eec38db29353a7f85a8a885037857eeab46417b822af700815ce68c6c75fdd307389bbe1ff41edbf38346a29d28e1eae98ca7fcda06746495ae412b5b2b7e0604882e89ca1d292792a4e70f84305760772d432dd4e15b1147a2e0e3c25dc62c9431a12badcf476cf9e0779a069442a75df0718cc44f0ddfeadafd978f2e6c615c0dedd787d29084071f2559ac5964e266fa7dc558065fbd6ed28b72ad4dd206d308a17891554f9cd55f5cf48d589411557357e770e62236f7628eb687eb18be76f78e4170fcae6a950fb9e5f4b4ade691a815b09c35db59b329c11ddd59e86fce20956da738dc9978dd40530339086896ea869bc6b662c5953602a2bd4f03c205ae60dc0e28e45518699481df9ec14019765716f048f80acea29d4b5771a2bcb4a2ebc77a2a0c950bd1c56f57dbdd32f04d44112cefdc93cfa67f5a964a33e51547ddf63c727865819e33a0554bbb22edc2979cddaad19502d50885faddd5d03a8b5ab988a650539499ca3698e36f46dd0fa6f627a597f1bf55d127ff8d58167d84976de0cf98750a2a38653e9c4571dd91d7c20823e5bded8b2a07bd79c8d87fba541fed5caf1af2dc4e81f96148e4a58aac3c319d0c3ff44460236ff3809b483e52d5bebbe69d76e2a40357099f691f914b523ca0a26f395c5f6601b4551c2efd37004889a0d849b8205c9ffb3bd4519d3ef918b0d1ae4435f9b4b27b76d7f1a370b8e05011bc3a8001330515b414e43dc920a5602ae589d34fc767e5a26fd8f091f540e3aa6b336e552cc6369d78520fefa9ea7f60a1a24b7b69e687b4882461c091b3bc9650df84e2f73461552964a5a92c9a9f70a0429e955d1236445a0f259ec0d21729573dab5b0bfd52cb81167b07dde37fa7d2af7a2537ac95b6767f78cdc5ea46818a7506f76f4fe07842a22481717354332e234b559390bca34af90c1aa1df314a7862d59baf3815d94006c2e82901486ef7bdd3bf11dec08edd1646b65a0c790906206bde67b7b19add8cbaca1724cc9bd17774793432c36bfb770c69d225cd24aa8e5eb50cc06697bb17abc29006a7460fabd52acea972020fddf216cf4f684da60ea12a860d478ccc4b488ae09e0387081fc936891f1ed32b0c727e391c54cabff543b9447b14cb3318eea02e2a1b3d5d94f58c3286aea66b98e77d97e2c619d87fe29f7fa3eef04b73aafc864714822c86e127a04737235bd7c582b7557ef5880ad61f75fcd4775dd0673c8e09cb22f8f9dbf7b27ca00e802302438107ef15b2a475ea7c1389c8a7c4c48afab5c6d95030f4618eb983c58e89801abee4ecb9b5cd57ecabdf4cdf900c90a8f84bb1c74d4e6a5a968c0de614cb607c70cf529c0290870a58f44d07ffecbc3cdd00a36ac95bf293ddf40fc817612427abe7bd41a6fbb0d9b7d17734488d4ecf71f50b8b1235b9667385883f16756ccbafedb6c138ebfa56242ff156a79a892f486c5ba841ea6ec499798de3d50a9e1e499c85a0fdebc4cd8e92be88f2bd57c5bbd9bfc3031b55aabaf8d031f9314fefe9b7cbf48716b5512c2ec183f709d7e19547b3755d0e789751fa19c6e2eee463ddd758d2bdac88152cb5fc4c0899a1e527177f647f5c5a9d875a9e43504e625c7d72b43655664f07bde91a19618f13ab2d016891b7fd1fded004c812ed0884553db64c17b8d512ec95ef0fac2a3332acb55d548dfc5362b5ffe223a6eeb5ab517b0f750804f8a97658e8588ffc8fd23e5ff077244c7db5bfb6edabc486e4ba822623822ddfcf5361e3bd6d516a3be3959bff1aec65f250446a7374c12e55a7f0afa34083ede7d1699e895fc845d95e95cdf85bad7e0cab0b34e4becf6ced50e43bc17661c8adc8d57b4b146a6f8fd5b542163756187265f80051febaffff2629ea89fe695262d1616a218f8c48a5f3dff590fdda9f5c4083fa9e30d160e91fa630fe945983ff38ffa49887e5122a79c502e05e61f186e311344b8827597b17da027ce23e59c2159e199b25dc5b3eef908798b012cb4bf3828d6c8f86b1480caa8df41a40109a9c9e81bff5138698040b9c5239789d9afcb333cd136b84efb6ea013352dd98d273d7b1d359819855f1395a46316d01dff05bf2f9f7d9b2ffd354464f0529c8c16732d244b552884a6ef438edfdd25dd431e11a6683fbdbea56a17a87b9d0b9bcdefc23b65304cebefd9f3b606a8ed1574267f5ab6f7394a655ce651f955d3e0616030082eb2abc292a2ee5de2b3fbdba40a6ca8b132bcc93b6809c0057dd52c94c1dc9778647474dce981ff514119e0bc845e6f360a602b470a3cdac5236c59ab264b2ecf4d86bea1967138ca6d544f2c3d278327b5cefb048c36187815c4db55471a3f3d37ae4b040d2b4c13fe65aae6cd096eacd1f03ab2ed847528d3728809c1fb04fef868f882aa2f2406a784e8931ee999b85d7016afbe1e2f524f62525af29682f1a1b0425d5de018097d139f270fa325017a9cfd9b26eac0f7c87d451e7ad440c125868c6aa0055aee1bc26e8a038379b53a25a0da0ab6b8404b6a770c0c6d12a13ae2f16970bfece15b5231c71ddde475d41ba7a1079afb1686f877acd9a504e3b6c0267e4b5bedc44e2daf3c6cdf0ab47720f76ab5052670c0b0f101b246437dc7e67af295280b7ecbcd0a30db6913e39b49cef3d7e3b607901f9707466ce45bca57f604a3e9c285ad14270a5e74971bc61c6bcce552989ed6f820cc73e1d8d9cebecc5668bd998de9acfb2ae54c3a2add27a0bd92b5bb32a91482c0fd7f2267615c5f78b2368442c2d93680397bde1204f70af2f5aa1869aed778788d687208097017b2ffdc24157167d0937e474f05773961bffd75ae3bff1934f908a96582273e8bf6939075c2148d2c7d37519d492c4a1747138f470eef256c38722f72caed93a5e193dfea4fda250a423f393e495979ee5f8983f51abad8897f322b137c8d497acb46bbfe11f6a4f77d6c0944727ed6bd6bb2a05c3050da44225980da5fdd0bd7e2ae43e4f3a6adf40f2368ae833b869be50a3da3988a679ae9f306ce44208739a8f79dea6ee4b593bd76a123eb8504bd52eaf5d328598d85874a56a359c788af0eab43355c8aa29c3b391ca31b8687ea245038c317630631bcf78cc4ae9f578ca359b58d0bb7af2c746cdb683b1ba8c3a891742e6485cdee03a590108037d70484a3e9085449ea4cbd27adad7476b3c23d7eeb39899ca1a9f002027746377261e1697b08c959349c86fe683c4095a224ccb1764795ee83d7c88b220be7d03b0433540fb32239b23c700cd8c23ae009abc73c3f919d622e5a0f9912673c8e198ad4a1a607a3c69f3bb36251bcda6a090b416d611d9e6802cf6447a5c34604857dd5d2995694205e1db9f06c4609e9663c600c94f71efefabc2ea8c7d78c926fc8284133f2b471576c527d627b94daabbb7308bed8ca214608b9e256450b1a7abee36413c1b4060d7bb45e718c9a6af2018a8f5c6bb79ed46d370d160b606ff85e55ec7e0599a71bd391277413a86f84cd9157438802a8cbd626c2e17284013804808df40ccd4b7dfeba779778ea4ee6936afd6182963de6d577a263e7d851ae647fd024a66c32a1247afd7124deb793c1eaa3a00f5b8c226b2cb06a465e558cbd27c26b8ea134c5fc4045e39413f15052b7233023d8a39192cfee4417d7a2197b5bc4a1dddd9c7b6343083277e953bca57178422bd9b843cbb8fab3ef0606b4104264ecb81c8d9d7f07d677189e23982b5f69a283a67e45686ff939aa9f6353448be9809a01d9d7842b60d3db5409ebda837efd2214ab164ed9ce86a6fe13b1591735b90b091afb8a2b137330a4d82652a191a808c55aa4018ae7c7200fd5f18de694bcf00431f67f573a13e44f90e721f75d8a68647e5caf8107d897ff3d7442207c4d16a06c26515d712984cc4b89d7133bc1296947fe1a39f3943a8470d6d0c7bb26249a094418926f2f288667b3b2febf623ba2b8cc723baa44b641a644372b9020a0600000000000000551f719255e9be0d0047f22c9a1e06663cbeb05d4f6a03b846dc0c04eba7d9bb89e8b6446ea46fe3b7a7f467b75458f88af5bc5ae0efc810b750e54caba11270474a83b80d1c8ac8296905555fa29e25ef8c937db8f6f2cd4bd68aac57538bb748a990f1a70cb7b2dfc3023d71d4dc800596d94c08c397690f8a3e6d9b12b8b5111071f02c6784347731bea5fd1c0e6b9452a55fc253ae84c3923785df1e72dd1096602518a8b8bdbeefefe25181f019086af591f732b404ed9bbdaaf2cf3836d729ae8f74adf450747f664d033b3b624af470a7d4b36fd853f66c3b278ab703ea5767251501426ddc37e668b25a87a8f887eb609af7cb4fbd2be8c5d99bfbdf295d673d58e6f28334482d0df59b96aacb69a0ba9b342a8ae1b727ddd41495940b2b27e60c26832c1b254a857e11e55640a4cffe4271efd6a7e1ba3c168f66a5e30332da041aefbdc879779718b2457855a016553434d475db768de02ff9e3aaf742a27213198fe013c639c7ef973df4d051b9d1b98e810dfd2c97925d84472c3b2c068003dd80ea04a6a90456dfa51b4d3cb984401cf114560f2258ca8cf5d3b11db82dcf8fac203b93ce9d645c96cc8119b8dba5d15672fa5bc3e3b846404ffbdf5b460b0867fa41da357bc4cd1baf51a94b513f9b5fb01429fce1572215c2a2df419a9cba7092077f4a791eb63579584e48a68f74aa227f5dd4dca2033852cb729c7b096a0fdc77602ca8526ac55a55c60ca395c415c14c311034899ece2fe19cfcd60787168ec2dc5fac68609c68142d558130a3"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:17 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f00000000c0)={0x0, 0x101, 0x1, 0x6, 0x10001, 0x8000, 0x7, 0x5, 0x7, 0x5}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:17 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:17 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) unshare(0x80000000) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000000100)={0x0}) ioctl$DRM_IOCTL_GET_CTX(r0, 0xc0086423, &(0x7f0000000140)={r1, 0x2}) r2 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r2, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000180)={0x0, 0x7}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000300)={r3, @in={{0x2, 0x4e22, @loopback=0x7f000001}}, 0x0, 0x8, 0x9000000000000000, 0xffffffffffffffde, 0x1}, &(0x7f0000000200)=0x98) 2018/03/31 00:40:17 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x24}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="24098d9509d4462e88ad000018000101000000000000000008000500ac1414001ac448ea69b7a4c9c8764192fc376eb5031e0f08000000000000006cf1691462"], 0x1}, 0x1}, 0x0) r1 = shmget(0x0, 0x1000, 0x78000008, &(0x7f0000ffc000/0x1000)=nil) shmat(r1, &(0x7f0000ffc000/0x2000)=nil, 0x4000) [ 102.730601] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 102.753912] FAULT_INJECTION: forcing a failure. [ 102.753912] name failslab, interval 1, probability 0, space 0, times 0 [ 102.765516] CPU: 1 PID: 9392 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 2018/03/31 00:40:18 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x41c7d) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) [ 102.772797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.782154] Call Trace: [ 102.784747] dump_stack+0x194/0x24d [ 102.788381] ? arch_local_irq_restore+0x53/0x53 [ 102.793054] ? kernel_text_address+0xd1/0xe0 [ 102.797473] ? __unwind_start+0x169/0x330 [ 102.801625] ? __kernel_text_address+0xd/0x40 [ 102.805179] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 102.806126] should_fail+0x8c0/0xa40 [ 102.806147] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 102.806168] ? save_stack+0x43/0xd0 [ 102.806177] ? __kasan_slab_free+0x11a/0x170 [ 102.806185] ? kasan_slab_free+0xe/0x10 [ 102.806192] ? kfree+0xd9/0x260 [ 102.806204] ? snd_mixer_oss_put_volume1_vol.isra.10+0x2d9/0x3d0 [ 102.845222] ? snd_mixer_oss_put_volume1+0x7e4/0xc40 [ 102.850333] ? find_held_lock+0x35/0x1d0 [ 102.854390] ? __lock_is_held+0xb6/0x140 [ 102.858907] ? check_same_owner+0x320/0x320 [ 102.863301] ? rcu_note_context_switch+0x710/0x710 [ 102.868232] should_failslab+0xec/0x120 [ 102.872190] kmem_cache_alloc_trace+0x4b/0x740 [ 102.876757] ? __down_interruptible+0x6b0/0x6b0 [ 102.881406] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 102.886403] ? trace_hardirqs_on+0xd/0x10 [ 102.890535] snd_mixer_oss_put_volume1_sw.isra.8+0x96/0x3a0 [ 102.896230] snd_mixer_oss_put_volume1+0x507/0xc40 [ 102.901144] ? snd_mixer_oss_put_volume1_vol.isra.10+0x3d0/0x3d0 [ 102.907268] snd_mixer_oss_ioctl1+0x648/0x1c90 [ 102.911837] ? _parse_integer+0x140/0x140 [ 102.915964] ? check_same_owner+0x320/0x320 [ 102.920271] ? mixer_slot_clear+0xc0/0xc0 [ 102.924402] ? find_held_lock+0x35/0x1d0 [ 102.928457] ? trace_hardirqs_off+0x10/0x10 [ 102.932763] ? find_held_lock+0x35/0x1d0 [ 102.936810] ? __fget+0x342/0x5b0 [ 102.940247] ? lock_downgrade+0x980/0x980 [ 102.944374] ? find_held_lock+0x35/0x1d0 [ 102.948434] ? lock_release+0xa40/0xa40 [ 102.952394] ? __lock_is_held+0xb6/0x140 [ 102.956446] ? __fget+0x36b/0x5b0 [ 102.959882] ? handle_mm_fault+0x35b/0xb10 [ 102.964102] ? iterate_fd+0x3f0/0x3f0 [ 102.967887] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 102.972718] ? snd_mixer_oss_ioctl_compat+0x70/0x70 [ 102.977714] snd_mixer_oss_ioctl+0x47/0x60 [ 102.981934] ? snd_mixer_oss_ioctl+0x47/0x60 [ 102.986325] do_vfs_ioctl+0x1b1/0x1520 [ 102.990210] ? ioctl_preallocate+0x2b0/0x2b0 [ 102.994861] ? fget_raw+0x20/0x20 [ 102.998297] ? __sb_end_write+0xa0/0xd0 [ 103.002254] ? fput+0xd2/0x140 [ 103.005426] ? SyS_write+0x184/0x220 [ 103.009125] ? security_file_ioctl+0x89/0xb0 [ 103.013520] SyS_ioctl+0x8f/0xc0 [ 103.016875] ? do_vfs_ioctl+0x1520/0x1520 [ 103.021011] do_syscall_64+0x281/0x940 [ 103.024886] ? vmalloc_sync_all+0x30/0x30 [ 103.029021] ? _raw_spin_unlock_irq+0x27/0x70 [ 103.033497] ? finish_task_switch+0x1c1/0x7e0 [ 103.037987] ? syscall_return_slowpath+0x550/0x550 [ 103.042901] ? syscall_return_slowpath+0x2ac/0x550 [ 103.047830] ? prepare_exit_to_usermode+0x350/0x350 [ 103.052834] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 103.058184] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 103.063020] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 103.068194] RIP: 0033:0x454e79 [ 103.071380] RSP: 002b:00007f9d20097c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 2018/03/31 00:40:18 executing program 6: syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x7f, 0x200000) r0 = openat$dsp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp\x00', 0x600, 0x0) r1 = request_key(&(0x7f0000000040)='asymmetric\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000140)='lo(\\cgroupsystem\x00', 0xfffffffffffffffb) keyctl$assume_authority(0x10, r1) syz_open_pts(r0, 0x600) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:18 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) ioctl$KVM_RUN(r0, 0xae80, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) clock_gettime(0x0, &(0x7f0000000100)={0x0, 0x0}) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r1, 0x402c5342, &(0x7f0000000140)={0x1, 0x1, 0x1, {r2, r3+30000000}, 0xc332, 0xfffffffffffffffc}) [ 103.079099] RAX: ffffffffffffffda RBX: 00007f9d200986d4 RCX: 0000000000454e79 [ 103.086698] RDX: 00000000200000c0 RSI: 00000000c0184908 RDI: 0000000000000014 [ 103.094307] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 103.101559] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 103.108821] R13: 0000000000000200 R14: 00000000006f50a0 R15: 0000000000000002 2018/03/31 00:40:18 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x5, 0x0) setsockopt$inet_int(r0, 0x0, 0xf, &(0x7f0000d10ffc)=0xfffffffffffffff9, 0x4) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}], 0x10) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d24000)=[@in6={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000808000)=[@in6={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}], 0x1c) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/cache_bypass\x00', 0x2, 0x0) 2018/03/31 00:40:18 executing program 4: r0 = syz_open_dev$binder(&(0x7f0000dc7ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r1 = syz_open_dev$binder(&(0x7f0000745000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x200000, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r2, 0x29, 0xd2, &(0x7f0000000140)={{0xa, 0x4e20, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x401}, {0xa, 0x4e23, 0x101, @local={0xfe, 0x80, [], 0xaa}, 0x1000}, 0x0, [0x7, 0x9, 0x9, 0x5, 0x4, 0x1000, 0x2, 0x7]}, 0x5c) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000040)={0x0}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r2, 0x84, 0x7c, &(0x7f00000000c0)={r3, 0x5, 0x4}, &(0x7f0000000100)=0x8) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r1, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) sendmmsg$nfc_llcp(0xffffffffffffffff, &(0x7f0000007a80)=[{&(0x7f0000003f00)={0x27, 0x0, 0x0, 0x0, 0x0, 0x0, "21024c440d2ae1e67c4b21c656005744856c55264ef8d3f6334d53872978e2f3edc6ab2fa37829be5569689054d54aa80571576aa2d8130792c1ecefbe6312"}, 0x60, &(0x7f00000043c0)=[{&(0x7f0000005000)="b21546e420a224bcb78a6753fcb6276abdedac2ef2ce26489ef4a8652be5d6f3", 0x20}], 0x1, &(0x7f0000004440)={0x10}, 0x10}], 0x1, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000007000)={0x14, 0x0, &(0x7f0000004fec)=[@acquire_done={0x40486311}], 0x0, 0x0, &(0x7f0000008000)}) 2018/03/31 00:40:18 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(0xffffffffffffffff, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:18 executing program 1 (fault-call:4 fault-nth:3): r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:18 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) r1 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000ffe000/0x1000)=nil) shmctl$IPC_STAT(r1, 0x2, &(0x7f0000000140)=""/252) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 103.188100] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:18 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) 2018/03/31 00:40:18 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300), 0x0, 0x0) [ 103.248249] binder: 9424:9425 transaction failed 29201/-22, size 5199070359406308797--876261102925056866 line 2963 [ 103.269804] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:18 executing program 2: r0 = epoll_create1(0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f0000a7eff4)) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x3cd200, 0x0) setsockopt$inet6_dccp_buf(r2, 0x21, 0x0, &(0x7f0000000140)="4df761bde0c3e9e521e8d2ce4ea8c1a6cc4be9fdc503db6d70f90ccb202626b76a5ccf977de7eef4574f40c09bffa8c72d0617146d6f6335a920438644b0fe8de9dafb9d31fcc546ab9958585609cce4128987f51f5f2f627c6599db8426f4697932b3841fd970cb6c16961b5f5ecdc9e8b90f11718d052c3464128b0dd29deb26c557b69cd2575910cb105e9295439c7c76856f10f95f18afae7d857572fc61a33ac9a4fb81a99ab11ab9c8dab9f52e5a7bd09534d065938315cc4cc2a039c8fee0cc", 0xc3) epoll_ctl$EPOLL_CTL_MOD(r0, 0x3, r1, &(0x7f0000000040)={0x7}) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) setsockopt$inet_MCAST_LEAVE_GROUP(r1, 0x0, 0x2d, &(0x7f0000000080)={0x9, {{0x2, 0x4e20, @multicast1=0xe0000001}}}, 0x88) [ 103.332726] binder: BINDER_SET_CONTEXT_MGR already set [ 103.365143] binder: 9424:9425 ioctl 40046207 0 returned -16 [ 103.372878] FAULT_INJECTION: forcing a failure. [ 103.372878] name failslab, interval 1, probability 0, space 0, times 0 [ 103.384193] CPU: 1 PID: 9445 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 103.391479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.400849] Call Trace: [ 103.403442] dump_stack+0x194/0x24d [ 103.407059] ? arch_local_irq_restore+0x53/0x53 [ 103.411720] ? __save_stack_trace+0x7e/0xd0 [ 103.416034] should_fail+0x8c0/0xa40 [ 103.420343] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 103.425434] ? kasan_kmalloc+0xad/0xe0 [ 103.429303] ? kmem_cache_alloc_trace+0x136/0x740 [ 103.434130] ? snd_mixer_oss_put_volume1_sw.isra.8+0x96/0x3a0 [ 103.439995] ? snd_mixer_oss_put_volume1+0x507/0xc40 [ 103.445091] ? snd_mixer_oss_ioctl1+0x648/0x1c90 [ 103.449832] ? do_syscall_64+0x281/0x940 [ 103.453876] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 103.459219] ? kfree+0xd9/0x260 [ 103.462479] ? snd_mixer_oss_put_volume1+0x7e4/0xc40 [ 103.467565] ? find_held_lock+0x35/0x1d0 [ 103.471610] ? __lock_is_held+0xb6/0x140 [ 103.475663] ? check_same_owner+0x320/0x320 [ 103.479985] ? rcu_note_context_switch+0x710/0x710 [ 103.484932] should_failslab+0xec/0x120 [ 103.488902] kmem_cache_alloc_trace+0x4b/0x740 [ 103.493472] ? __down_interruptible+0x6b0/0x6b0 [ 103.498125] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 103.503125] ? trace_hardirqs_on+0xd/0x10 [ 103.507261] snd_mixer_oss_put_volume1_sw.isra.8+0xd1/0x3a0 [ 103.512966] snd_mixer_oss_put_volume1+0x507/0xc40 [ 103.517886] ? snd_mixer_oss_put_volume1_vol.isra.10+0x3d0/0x3d0 [ 103.524020] snd_mixer_oss_ioctl1+0x648/0x1c90 [ 103.528595] ? _parse_integer+0x140/0x140 [ 103.532734] ? mixer_slot_clear+0xc0/0xc0 [ 103.536873] ? find_held_lock+0x35/0x1d0 [ 103.540923] ? trace_hardirqs_off+0x10/0x10 [ 103.545226] ? find_held_lock+0x35/0x1d0 [ 103.549271] ? __fget+0x342/0x5b0 [ 103.552707] ? lock_downgrade+0x980/0x980 [ 103.556848] ? lock_release+0xa40/0xa40 [ 103.560805] ? __lock_is_held+0xb6/0x140 [ 103.564870] ? __fget+0x36b/0x5b0 [ 103.568302] ? handle_mm_fault+0x35b/0xb10 [ 103.572519] ? iterate_fd+0x3f0/0x3f0 [ 103.576305] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 103.581131] ? snd_mixer_oss_ioctl_compat+0x70/0x70 [ 103.586133] snd_mixer_oss_ioctl+0x47/0x60 [ 103.590349] ? snd_mixer_oss_ioctl+0x47/0x60 [ 103.594757] do_vfs_ioctl+0x1b1/0x1520 [ 103.598628] ? ioctl_preallocate+0x2b0/0x2b0 [ 103.603021] ? fget_raw+0x20/0x20 [ 103.606460] ? __sb_end_write+0xa0/0xd0 [ 103.610415] ? fput+0xd2/0x140 [ 103.613589] ? SyS_write+0x184/0x220 [ 103.617288] ? security_file_ioctl+0x89/0xb0 [ 103.621679] SyS_ioctl+0x8f/0xc0 [ 103.625027] ? do_vfs_ioctl+0x1520/0x1520 [ 103.629155] do_syscall_64+0x281/0x940 [ 103.633027] ? vmalloc_sync_all+0x30/0x30 [ 103.637155] ? _raw_spin_unlock_irq+0x27/0x70 [ 103.641631] ? finish_task_switch+0x1c1/0x7e0 [ 103.646105] ? syscall_return_slowpath+0x550/0x550 [ 103.651030] ? syscall_return_slowpath+0x2ac/0x550 [ 103.655944] ? prepare_exit_to_usermode+0x350/0x350 [ 103.660941] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 103.666287] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 103.671116] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 103.676288] RIP: 0033:0x454e79 [ 103.679456] RSP: 002b:00007f9d20097c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 103.687146] RAX: ffffffffffffffda RBX: 00007f9d200986d4 RCX: 0000000000454e79 [ 103.694396] RDX: 00000000200000c0 RSI: 00000000c0184908 RDI: 0000000000000014 [ 103.701644] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 103.708894] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 2018/03/31 00:40:18 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f0000000080)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) close(r0) 2018/03/31 00:40:18 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x64}, 0x1c) syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000040)='./file0\x00', 0xa016, 0x0, &(0x7f0000000080), 0x14000, &(0x7f00000000c0)={[{@errors_continue='errors=continue', 0x2c}]}) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000000100)=ANY=[@ANYBLOB="00040000000000000000000000000000c700f9ffffff000000000000000000000000000000000000b6c806cd398ea2842c40007cdf0f538e6834ce20c14a59e77914edf17660477ac475efa0167a877a3630a71209b1481b1114b53e37229f3c5c6c3f9778cac5a072d431c8d1b9ea0229f9d849ef88b819364fe57ebf7a0773ec1f97613009547e1f68853ec8525eaf5cdfadfcaed9ef408b76ff4e1b29808ab537c756bd00727e5f93e92d65db34bb9270428c26f97be71db8e1f3599c9f98b323914c37f6e85a9a2dd3"], &(0x7f000031cff6)='syzkaller\x00', 0x5c6e, 0x330, &(0x7f00001a7f05)=""/251}, 0x48) 2018/03/31 00:40:18 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300), 0x0, 0x0) 2018/03/31 00:40:19 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) [ 103.716149] R13: 0000000000000200 R14: 00000000006f50a0 R15: 0000000000000003 [ 103.735954] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 103.780886] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 103.810369] binder: undelivered TRANSACTION_ERROR: 29201 2018/03/31 00:40:19 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000c93000)=0x9, 0x4) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f00002fb000), &(0x7f0000f63000)=0x4) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f0000000000)={0x0, 0xf0f, 0x3, [0x8, 0x3554, 0x1]}, &(0x7f0000000040)=0xe) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000080)={r1, 0x40}, &(0x7f00000000c0)=0x3) 2018/03/31 00:40:19 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = geteuid() stat(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fchown(r0, r1, r2) ioctl$KDGKBMODE(r0, 0x4b44, &(0x7f0000000080)) r3 = socket$netlink(0x10, 0x3, 0x0) pread64(r0, &(0x7f0000000200)=""/95, 0x5f, 0xffffffffffffffff) writev(r3, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:19 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300), 0x0, 0x0) 2018/03/31 00:40:19 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) 2018/03/31 00:40:19 executing program 1 (fault-call:4 fault-nth:4): r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:19 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_GET_MP_STATE(r0, 0x8004ae98, &(0x7f0000000100)) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:19 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000140), &(0x7f0000000180)=0x14) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:19 executing program 2: r0 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x3, 0x28000) ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0086426, &(0x7f0000000100)={0x2c, &(0x7f00000000c0)=[{}, {}, {}, {}, {}, {}, {}, {}]}) socket$netlink(0x10, 0x3, 0xc) writev(0xffffffffffffffff, &(0x7f00000021c0), 0x0) bind$bt_l2cap(r0, &(0x7f0000000340)={0x1f, 0x800000000000002, {0x401, 0x3, 0xb, 0x3f8}}, 0x9) socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000a8d000)={&(0x7f0000c78ff4)={0x10}, 0xc, &(0x7f0000df6000)={&(0x7f0000000200)=ANY=[@ANYBLOB="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"], 0x10f}, 0x1}, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$inet_sctp(r1, &(0x7f0000001f00)={&(0x7f0000001840)=@in={0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 0x10, &(0x7f0000001c40)=[{&(0x7f0000001880)='[', 0x1}], 0x1, &(0x7f0000001e40)}, 0x40) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000540)=@nat={'nat\x00', 0x19, 0x3, 0x376, [0x20000140, 0x0, 0x0, 0x20000170, 0x200002d0], 0x0, &(0x7f0000000100), &(0x7f00000006c0)=ANY=[@ANYBLOB="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"]}, 0x3ee) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000002980)) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000440)={0x0, @in={{0x2, 0x4e22, @multicast2=0xe0000002}}, 0x7bb7, 0x4}, &(0x7f0000000500)=0x90) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000002240)={0x0, 0x9, 0x417}, &(0x7f00000001c0)=0x10) r2 = socket(0x1e, 0x4, 0x0) r3 = socket(0x20000001e, 0x5, 0x0) r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$packet_tx_ring(r3, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x1}, 0x10) getegid() setsockopt$packet_tx_ring(r2, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x1}, 0x10) writev(r2, &(0x7f00000000c0)=[{&(0x7f0000000000)="8a", 0x1}], 0x1) close(r2) close(r3) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r5, &(0x7f0000019fe0)=[{&(0x7f00008ec000)=""/219, 0xdb}], 0x1) write$evdev(r5, &(0x7f0000000180)=[{{}, 0x0, 0x1, 0x8}, {{}, 0x8001, 0x7ff, 0x8001}], 0x30) r6 = getpgrp(0x0) setsockopt$ax25_int(r3, 0x101, 0xd, &(0x7f0000000080)=0x7, 0x4) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x8, 0xfffffffffffffffd, 0x9, 0x7, 0x0, 0x8001, 0x0, 0x6, 0x3ff, 0x4, 0x5, 0x4, 0xbd9, 0x56, 0x8000, 0x7f, 0xff, 0xeba, 0x1f, 0x2, 0xfd, 0x3, 0x1, 0x50, 0x7, 0x9, 0x641800, 0x3ff8000000000000, 0x4, 0xfffffffffffffe01, 0x10000, 0x5, 0x7, 0x6, 0x1, 0xffffffffffffffe0, 0x0, 0x20, 0x3, @perf_bp={&(0x7f0000000040), 0x8}, 0x20, 0x401, 0x8, 0x3, 0x8, 0x7, 0x7}, r6, 0xc, r4, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') 2018/03/31 00:40:19 executing program 4: getrusage(0x0, &(0x7f0000000300)) r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99c, 0x0, 0x0, 0x20000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = open(&(0x7f0000a1cff8)='./file0\x00', 0x8040, 0x0) fcntl$setlease(r1, 0x400, 0x1) truncate(&(0x7f0000000100)='./file0\x00', 0x0) ioctl$KIOCSOUND(r1, 0x4b2f, 0x9) r2 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x88000) ioctl$EVIOCGPROP(r3, 0x80404509, &(0x7f00000002c0)=""/48) r4 = memfd_create(&(0x7f0000000540)='\x00', 0x2) accept$inet(r4, 0x0, &(0x7f00000007c0)) fcntl$setstatus(r4, 0x4, 0x42800) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_INFO(r3, 0xc10c5541, &(0x7f00000000c0)={0xe3, 0x1, 0x100000000, 0x0, 0x0, [], [], [], 0x7, 0x8}) dup3(r0, r1, 0x80000) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000640)="8a6f4b8eca2b40bdcdd8bf4b5b68996bd89927b9bac031f7af6b0927c3f0982b680c6491e4e3222092b579b3c62dcb0bdb42a75521aecae3efdd8a9504e4662e9217495d7f79bd57b9df9d55491712b5a40f4039dad22b893a7658946c40ca1d7fbd61130c222321181e7534e241a25c9635a2decc3d3fe2f55f9849b95b9c84a9181e369f105637ded1d069cfd3b97f735e11a9dae2a28680d41d9b2c04ebf6607344493123f634bf4139919ac74018ad50e6a0c3c5526fe9c382b4547bc2dab6ecda529a279697204b2bf799bab1c456545d6e6b92eafc1e7aab77ce87618d9bbb55b2e09464122253014cb29b3bcdfffc64d9828c94b9", 0xf8) r5 = dup2(r2, r0) syz_open_dev$admmidi(&(0x7f0000000780)='/dev/admmidi#\x00', 0x8, 0xe002) ioctl$sock_inet_SIOCSIFNETMASK(r5, 0x891c, &(0x7f0000000200)={'bcsf0\x00', {0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}}) ioctl$FIONREAD(r3, 0x541b, &(0x7f0000000740)) ioctl$DRM_IOCTL_ADD_CTX(r4, 0xc0086420, &(0x7f0000000580)={0x0}) ioctl$DRM_IOCTL_LOCK(r5, 0x4008642a, &(0x7f00000005c0)={r6, 0xe}) memfd_create(&(0x7f0000000600)='\x00', 0x2) getsockopt$IP_VS_SO_GET_DAEMON(r1, 0x0, 0x487, &(0x7f0000000240), &(0x7f0000000280)=0x30) clone(0x8000000, &(0x7f00000003c0)="5c6941a344f4f6e3bc7d6854a4587e2e278645fc41befda2f3df179bc883dd32871cfaf4a59bf397fd52b6f7685217d16d1b64f75ab2960c5043171995244b118e9510eece00a493f0b2f21119d801a9f56daa04a1a8114876b071353158594db119f9ce3eded5d7dc00e165851b7c2b452001a5eff5c405380ff888f4ad5b061ec82ef04723dca4867e3169337ef019e1c65340a830cf3f7c2ba58e803203d67735c967c56f32fa8b4c", &(0x7f0000000080), &(0x7f0000000480), &(0x7f00000004c0)="a3d092ded51dc27e668c174e1a3432f45c70879a75fd51f939f829aac2287fb16cda532629341dee84bfcf71283b52f8514cc247f5de8c10898f652a825dca57afb21ae7e058e1e103cc7522d436646c1c8773e2d923c98630db3c4e6a1f013426248c93c5bd20b7e3e51e32685f1136102a1b834af28030ff58ccdd") [ 104.038409] kernel msg: ebtables bug: please report to author: EBT_ENTRY_OR_ENTRIES shouldn't be set in distinguisher 2018/03/31 00:40:19 executing program 3 (fault-call:3 fault-nth:0): r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) [ 104.207548] FAULT_INJECTION: forcing a failure. [ 104.207548] name failslab, interval 1, probability 0, space 0, times 0 [ 104.218902] CPU: 1 PID: 9523 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #372 [ 104.226181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.235540] Call Trace: [ 104.238140] dump_stack+0x194/0x24d [ 104.241781] ? arch_local_irq_restore+0x53/0x53 [ 104.246495] should_fail+0x8c0/0xa40 [ 104.250228] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 104.255356] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 104.260559] ? find_held_lock+0x35/0x1d0 [ 104.264642] ? check_same_owner+0x320/0x320 [ 104.268974] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 104.274179] ? rcu_note_context_switch+0x710/0x710 [ 104.279126] should_failslab+0xec/0x120 [ 104.283109] __kmalloc+0x63/0x760 [ 104.286572] ? __might_fault+0x110/0x1d0 [ 104.290642] ? rw_copy_check_uvector+0x205/0x280 [ 104.295405] ? lock_downgrade+0x980/0x980 [ 104.299657] rw_copy_check_uvector+0x205/0x280 [ 104.304254] ? find_held_lock+0x35/0x1d0 [ 104.308324] import_iovec+0xc8/0x430 [ 104.312043] ? dup_iter+0x260/0x260 [ 104.315655] ? kasan_check_write+0x14/0x20 [ 104.319873] ? _copy_from_user+0x99/0x110 [ 104.324013] copy_msghdr_from_user+0x39b/0x590 [ 104.328582] ? SYSC_sendto+0x5c0/0x5c0 [ 104.332454] ? __fget+0x36b/0x5b0 [ 104.335903] ___sys_sendmsg+0x13c/0x8b0 [ 104.339866] ? copy_msghdr_from_user+0x590/0x590 [ 104.344607] ? trace_hardirqs_off+0x10/0x10 [ 104.348919] ? get_pid_task+0x93/0x140 [ 104.352792] ? __fget_light+0x2b2/0x3c0 [ 104.356763] ? fget_raw+0x20/0x20 [ 104.360208] ? find_held_lock+0x35/0x1d0 [ 104.364253] ? __f_unlock_pos+0x19/0x20 [ 104.368208] ? lock_downgrade+0x980/0x980 [ 104.372336] ? get_pid_task+0xbc/0x140 [ 104.376205] ? proc_fail_nth_write+0x9b/0x1d0 [ 104.380680] ? __fdget+0x18/0x20 [ 104.384036] __sys_sendmmsg+0x1ee/0x620 [ 104.388425] ? __sys_sendmmsg+0x1ee/0x620 [ 104.392554] ? SyS_sendmsg+0x50/0x50 [ 104.396253] ? __lock_is_held+0xb6/0x140 [ 104.400299] ? __sb_end_write+0xa0/0xd0 [ 104.404263] ? fput+0xd2/0x140 [ 104.407432] ? SyS_write+0x184/0x220 [ 104.411127] ? SyS_read+0x220/0x220 [ 104.414734] SyS_sendmmsg+0x35/0x60 [ 104.418350] ? __sys_sendmmsg+0x620/0x620 [ 104.422486] do_syscall_64+0x281/0x940 [ 104.426349] ? vmalloc_sync_all+0x30/0x30 [ 104.430488] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 104.436023] ? syscall_return_slowpath+0x550/0x550 [ 104.440935] ? syscall_return_slowpath+0x2ac/0x550 [ 104.445865] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 104.451216] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 104.456047] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 104.461221] RIP: 0033:0x454e79 [ 104.464395] RSP: 002b:00007f668dda4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 104.472082] RAX: ffffffffffffffda RBX: 00007f668dda56d4 RCX: 0000000000454e79 [ 104.479334] RDX: 0000000000000249 RSI: 0000000020001300 RDI: 0000000000000013 [ 104.486589] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 104.493848] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 104.501108] R13: 00000000000004c6 R14: 00000000006f9330 R15: 0000000000000000 [ 104.942192] kernel msg: ebtables bug: please report to author: EBT_ENTRY_OR_ENTRIES shouldn't be set in distinguisher 2018/03/31 00:40:20 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:20 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) bind$bt_l2cap(r0, &(0x7f0000000140)={0x1f, 0x4, {0x101, 0xffffffff, 0x800, 0x4, 0x81, 0xaee}, 0xfff, 0x4}, 0xe) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) r1 = getpid() syz_open_dev$random(&(0x7f0000000200)='/dev/random\x00', 0x0, 0x440000) ioctl$TIOCSPGRP(r0, 0x5410, &(0x7f0000000180)=r1) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sg(&(0x7f00000001c0)='/dev/sg#\x00', 0x6, 0x200) 2018/03/31 00:40:20 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$KDGKBLED(r0, 0x4b64, &(0x7f00000001c0)) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) r2 = syz_open_dev$sndmidi(&(0x7f0000000080)='/dev/snd/midiC#D#\x00', 0x9, 0x1) setsockopt$packet_buf(r2, 0x107, 0x1, &(0x7f00000000c0)="03bfb92cede0a712bceee143e351746a85ddd51fc943646a6a873486825e97cdbdadfccc94883045b3ccb5b765082be7bfb12832cf84be8ee0fe0c4441b6f69cafbd77f9ba4ab227628d4b9e22f7d232c7142741083fea630aeabb43570cf509662a654cd95a38a05ac6e26e2283829bafdc1e9f8286d6351cd1b3238c9503027f1f6c3decc4ef4f7677778ac341534f4880f37f1c567c2f36684a4cc4f2d383ada9479058377d6638a94d44fd86372a31b2020071a0a5d6971337d03b4d158f0decc666ac5bc0311db20793fa005bf6ed7bc0335e764a469bfe1f2b8f7a442406f723cdd14fffa5bb20", 0xea) 2018/03/31 00:40:20 executing program 4: r0 = socket$inet6_sctp(0xa, 0xfffffffffffffffd, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000223fd4)=[@in6={0xa, 0x4e23}], 0x1c) sendto$inet(r0, &(0x7f0000ac0fbb)="c4", 0x1, 0x0, &(0x7f00006e2000)={0x2, 0x4e23, @multicast2=0xe0000002}, 0x1ab) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000200)={0x0, 0x0, 0x5}, 0x10) r1 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x6, 0x40) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r1, 0x10e, 0x8, &(0x7f0000000040)=0x9, 0x4) 2018/03/31 00:40:20 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) r2 = openat$cgroup_ro(r0, &(0x7f0000000100)='cgroup.events\x00', 0x0, 0x0) sendmsg$nl_route(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x600004}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=@ipmr_getroute={0x14, 0x1a, 0x800, 0x70bd2b, 0x25dfdbfb, {0x80}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x8000) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) ioctl$sock_inet_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000240)={'gre0\x00', {0x2, 0x4e24, @multicast1=0xe0000001}}) 2018/03/31 00:40:20 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61}) 2018/03/31 00:40:20 executing program 2: r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x0, 0x101000) getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000040)={0x0, 0x5d8, 0x1, 0x2, 0x520, 0xffff, 0x8, 0x80000000, {0x0, @in6={{0xa, 0x4e22, 0x4ed1, @dev={0xfe, 0x80, [], 0xc}, 0xffff}}, 0x8, 0x49, 0x0, 0x0, 0xaf3}}, &(0x7f0000000100)=0xb0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000140)={r2, 0x66, 0x30}, &(0x7f0000000180)=0xc) ioctl$DRM_IOCTL_IRQ_BUSID(r0, 0xc0106403, &(0x7f00000001c0)={0x10001, 0x5, 0x2, 0x3}) ioctl$sock_ifreq(r0, 0x89b7, &(0x7f0000000240)={'gre0\x00', @ifru_settings={0x2, 0x10001, @fr_pvc_info=&(0x7f0000000200)={0x800, 'syzkaller0\x00'}}}) fdatasync(r0) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000280)={r1, 0xff}, 0x8) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f00000002c0)=[@in={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x17}}, @in={0x2, 0x4e24, @broadcast=0xffffffff}, @in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x11}}, @in6={0xa, 0x4e21, 0x3ab71792, @remote={0xfe, 0x80, [], 0xbb}, 0x3}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}], 0x6c) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000400)={0x1, 0x0, [{0x0, 0x91, &(0x7f0000000340)=""/145}]}) r4 = openat$cgroup_ro(r0, &(0x7f0000000440)='cpuacct.usage_user\x00', 0x0, 0x0) r5 = add_key$keyring(&(0x7f0000000480)='keyring\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffa) r6 = add_key$user(&(0x7f0000000880)='user\x00', &(0x7f00000008c0)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000900)="2c068b7d96fee3947ae0976dfaf9fd58420727b417b35476b09320d58c0669292774262f2ee0084cdf081e102d04e3828cbc3ac34752c4c253c70469474f01780385aa925d9d0646145ec1a59c4ff77b5ade0d5c06deeb55830c1435e3a91d431f740148eb4635ee265ce75c4d6f4c5a8fe7c9889da97646d0efe427bd90e7260050475fc089f346d234cfb9b015894622969cc4ca9b63ca2d906c953206ae780ab094f378a17d32d9d344cd6ebe6382a4f0c7908313d868bc99aebdb22c8fb39e6381ff4ac115c151585344e58da389db7c8072d49876b7f356f1c8867b97a6b265", 0xe2, 0xfffffffffffffffd) keyctl$instantiate_iov(0x14, r5, &(0x7f0000000840)=[{&(0x7f0000000500)="bc77faafb9e529a2184a19b9c87929cea5ca0c7db58845e827f859da7be66a49f92c9b9bdae13c886ac27eaae1471e06c727c508328848c866faf6a860f0b091765988ede9e0d62ab769573f52d76c93b4eb56924e4e6f042f5aa158e52449a55974efd77941157e3d57261c4810034b679e0068263e1710cd5b9af27538b1a36573eddfffa0abca16a80a11f1cc9c7c5cfc79314e7ca8c60e07581179cb9553fe73a1d838e8a9d04b3ed5868186c3378301d2b9c424bc85fa73114fd0c4ab12e775516331357f155e", 0xc9}, {&(0x7f0000000600)="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", 0xfe}, {&(0x7f0000000700)="c1475af3cf1a48b57707896008880ee3c069edcd2afaf4e0b138423dd7b00c97626e9083181b628a5fa8f47615f17ee7c08ccaf401b2f1ce39e0814ba14c72d4d7a4e594e48daa2ad05ed5f6610ef34552121741c4ec131e609730f559ec1fde3c53d38121474ad9bc9b92f8acb4a816ecfc1ec0905feea7dceb759aa8275bfee6ed6b0bd05e1d6b7e39c2aba0d9092a586f7512cc0e97a4ef402d9495978a36d5c882b428e7ac065c4af8846f24449561c938f4b2cc1af1a7a9a137e79e05ecb8c3efdde88ad0aac9825634dfcbfda13c6bff09bd2fe51f8563326c956b8da3d759a39e70fe3ae0829a88dda52d62adc9f05ba86b6a7c6e", 0xf8}, {&(0x7f0000000800)="63f9", 0x2}], 0x4, r6) ioctl$TUNSETTXFILTER(r0, 0x400454d1, &(0x7f0000000a00)={0x1, 0x5, [@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @random="c23745d2dd80", @random="59be2d4b2b83", @empty]}) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000000a40)={{0x2, 0x4e22, @rand_addr=0x6}, {0x1}, 0x14, {0x2, 0x4e23, @rand_addr=0xffffffffffffffff}, 'vcan0\x00'}) sendmsg$inet_sctp(r4, &(0x7f0000000e40)={&(0x7f0000000ac0)=@in6={0xa, 0x4e20, 0x3, @loopback={0x0, 0x1}, 0xff}, 0x1c, &(0x7f0000000d00)=[{&(0x7f0000000b00)="0f5615e566e7736367cd7e22b0d41838ff263a8b291de5fbbdbe55ecd18767bd1947727c13be68c5b7b070f2b2919a17cf8a28e00c2b40b9a70c739e44fa17f14d66fa99c0fc71bd72e27ead74cb9b8b29112b236efa6952b80f98a0f0e0abcc7ead62237bbf8c10d286abdb73bdefa246406d75e4693c1c503f40aff05e02a647fab9347f384fc01dae603e9848a53e565480520b761767484da5807104a6ea0002478ca252d90bf5750fb2685ac842b4dfee731568dc86347b1cae0a34b6542e8c83ef", 0xc4}, {&(0x7f0000000c00)="9ae83093c7e6effeff3fa963eeb6628a20167e0c6efa7eb9178758dd5bc8e548e12c4e8cc48bbcac65ed877180eb3717d15980b80c920fa4090d26d7748f48ba352d817a1a02fde86119ebc36dc839dd9806833c5a848cdafb8c5f2e541b9375fcee19cdec5ad0531424f8dd8fc441d6122fca21f7c0f32a9520c161e8c5e7533f9e7a4ca8c295c054f6ffa96dd98515807ed2a8c528cab8ea0f8d72fd72595c20c63a155c07ec4b6f9396064a0c9ac28f7bf5fa443bc399be40eaa501f7692b3c70eb09ef5539378098420bc454984a65e02cb3e167ec115356d249cd22cf3e4febac15bc64e4f4a997b291855b65", 0xef}], 0x2, &(0x7f0000000d40)=[@sndrcv={0x30, 0x84, 0x1, {0x401, 0x100000001, 0x1, 0xffffffff, 0x7fff, 0x6, 0x80000000, 0x8, r1}}, @sndrcv={0x30, 0x84, 0x1, {0x8d3, 0x8, 0x8003, 0xff, 0x98, 0x7fffffff, 0x7, 0x7f, r3}}, @sndinfo={0x20, 0x84, 0x2, {0x4, 0x200, 0x5, 0x8, r1}}, @init={0x18, 0x84, 0x0, {0x6, 0x9, 0x10001, 0x1000}}, @sndrcv={0x30, 0x84, 0x1, {0x8, 0x0, 0x204, 0xffa8, 0x0, 0x4f, 0x15a, 0x7, r3}}], 0xf0, 0x4000}, 0x20000000) ioctl$KVM_GET_XCRS(r0, 0x8188aea6, &(0x7f0000000e80)={0x1, 0x0, [{0x0, 0x0, 0x9}]}) ioctl$KVM_GET_EMULATED_CPUID(r4, 0xc008ae09, &(0x7f0000000ec0)=""/52) ftruncate(r4, 0x100000000) r7 = gettid() timer_create(0x7, &(0x7f0000000f00)={0x0, 0x29, 0x0, @tid=r7}, &(0x7f0000000f40)) setsockopt$inet_udp_encap(r4, 0x11, 0x64, &(0x7f0000000f80)=0x7, 0x4) getsockopt$inet_sctp6_SCTP_PR_STREAM_STATUS(r0, 0x84, 0x74, &(0x7f0000000fc0)=""/58, &(0x7f0000001000)=0x3a) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000001040), &(0x7f0000001080)=0x4) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f00000010c0)={'ip6gretap0\x00', 0x1000}) lookup_dcookie(0x6, &(0x7f0000001100)=""/79, 0x4f) ptrace$peek(0x2, r7, &(0x7f0000001180)) ioctl$sock_inet6_udp_SIOCINQ(r4, 0x541b, &(0x7f00000011c0)) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000001200)=0x4d7, 0x4) 2018/03/31 00:40:20 executing program 3 (fault-call:3 fault-nth:1): r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:20 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) ioctl$PIO_UNIMAPCLR(r0, 0x4b68, &(0x7f00000002c0)={0x200, 0x4, 0xffffffff80000000}) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000080)='/dev/cuse\x00', 0x200000, 0x0) ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000280)={0xf6, 0xa7b, &(0x7f00000000c0)="77d1264fcd68c49820f6e1c6da62f78b788bb15d6fef10230ca77d12d7fe0727db6ad350d145b5bd8ef414b6043802cfd2576bcae0a23bdf3e2eede1a6216d4888d61ef35d798bb699f545554d5daad34409eb94387f4353a78cdb340ca3f5c35c6921ed80c55764bbab1f2305285ce8b3cb70ffe5b3c20a2d2697e43de873041a230905dc4bb4bc139f54b7e48c450622fad30283449c099d", &(0x7f0000000180)="ab01a192f6c8a67ee9faac8b5887366d23a9bd5dba08c69e280de98b1428315c098ac5b1d101c2b050a9d2c4819154fd305f31b15b760da5e5b1b1379c9918d75f47f761db5d30ff172270c25e1c740b3c7cf21b467ccb1098a591380621abbbe9f57be66ae1a8aa61715e49c2a27ed899e906ef44c96da8b5bf79762b9ea1326650240a343149772e9e8a9880db84ff367b57e8216c6f2a9c4346b125dfaa2280025c626639078f1f03877f9723b590ff66dc0c700742020cd4048b48a47b3929a6c2c830b11a28b5d89dea", 0x99, 0xcc}) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:20 executing program 5: r0 = open(&(0x7f0000000040)='./file0\x00', 0x400000, 0x20) setsockopt$bt_BT_DEFER_SETUP(r0, 0x112, 0x7, &(0x7f0000000100)=0x1e2, 0x4) r1 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r2 = syz_open_dev$sndseq(&(0x7f0000000140)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r2, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) [ 105.090841] FAULT_INJECTION: forcing a failure. [ 105.090841] name failslab, interval 1, probability 0, space 0, times 0 [ 105.102290] CPU: 0 PID: 9550 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #372 [ 105.109567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.118924] Call Trace: [ 105.121523] dump_stack+0x194/0x24d [ 105.125159] ? arch_local_irq_restore+0x53/0x53 [ 105.129841] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 105.135047] should_fail+0x8c0/0xa40 2018/03/31 00:40:20 executing program 2: r0 = syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0x91e, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x10400, 0x0) r2 = openat$dsp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp\x00', 0x4000c2, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) finit_module(r2, &(0x7f0000000100)='/dev/cuse\x00', 0x3) fcntl$notify(r2, 0x402, 0x80000000) getsockname$netlink(r0, &(0x7f0000000140), &(0x7f00000001c0)=0xc) ioctl$TIOCSTI(r1, 0x5412, 0x2) openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x0, 0x0) [ 105.138918] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 105.144045] ? print_irqtrace_events+0x270/0x270 [ 105.148810] ? perf_trace_lock_acquire+0xe3/0x980 [ 105.153690] ? perf_trace_lock+0x900/0x900 [ 105.157941] ? __lock_is_held+0xb6/0x140 [ 105.162027] ? trace_hardirqs_off+0x10/0x10 [ 105.166360] ? rcu_read_lock_held+0xa9/0xc0 [ 105.170692] ? __rt6_find_exception_rcu+0x336/0x530 [ 105.175720] ? print_irqtrace_events+0x270/0x270 [ 105.180504] should_failslab+0xec/0x120 [ 105.184494] kmem_cache_alloc+0x47/0x760 2018/03/31 00:40:20 executing program 6: r0 = accept$ipx(0xffffffffffffffff, 0x0, &(0x7f0000000080)) ftruncate(r0, 0x7) r1 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r1, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:20 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000001c0)={0x3, 0x1000000000002, 0x5}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r1, 0x80045301, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) [ 105.188571] ? lock_release+0xa40/0xa40 [ 105.192560] ? ip6_hold_safe+0x13f/0x3e0 [ 105.196636] dst_alloc+0x11f/0x1a0 [ 105.200198] __ip6_dst_alloc+0x35/0x90 [ 105.204098] ip6_rt_cache_alloc+0x118/0x640 [ 105.208432] ip6_pol_route+0x2580/0x3770 [ 105.212607] ? rt6_uncached_list_add+0x240/0x240 [ 105.217373] ? perf_trace_lock_acquire+0xe3/0x980 [ 105.222230] ? print_irqtrace_events+0x270/0x270 [ 105.226992] ? trace_hardirqs_off+0x10/0x10 [ 105.231355] ? __lock_acquire+0x664/0x3e00 [ 105.235605] ? print_irqtrace_events+0x270/0x270 2018/03/31 00:40:20 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) sendmsg$key(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000001000)=ANY=[@ANYBLOB="020a00000200000000000005000000e5"], 0x10}, 0x1}, 0x0) ioctl$sock_SIOCBRADDBR(0xffffffffffffffff, 0x89a0, &(0x7f0000000000)="766c616e301000000000000000070002") r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000840)=ANY=[@ANYBLOB="00000000180000fa04000000000000"], 0xf) write$rdma_cm(r1, &(0x7f0000002100)=ANY=[@ANYBLOB="01000000100000fa"], 0x8) r2 = request_key(&(0x7f0000000140)='ceph\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000500)='syzkaller0\x00', 0x0) getresgid(&(0x7f00000000c0), &(0x7f0000000100), &(0x7f00000001c0)) r3 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) setresgid(0x0, 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000140)='/selinux/enforce\x00', 0x10000000020680, 0x0) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x400000, 0x0) accept$netrom(0xffffffffffffffff, &(0x7f0000000240), &(0x7f0000000200)=0xa) r5 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f000051d000)='/dev/loop-control\x00', 0x0, 0x0) r6 = ioctl$LOOP_CTL_GET_FREE(r5, 0x4c82) ioctl$LOOP_CTL_ADD(r5, 0x4c81, r6) r7 = msgget(0x3, 0x101) msgctl$IPC_RMID(r7, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r3, 0x84, 0x1f, &(0x7f0000000480)={0x0, @in6={{0xa, 0x4e21, 0xaeab, @mcast2={0xff, 0x2, [], 0x1}, 0x25b8}}, 0x1, 0x66fd}, &(0x7f0000000540)=0x90) semget(0x2, 0x1, 0x2) keyctl$assume_authority(0x10, r2) write$rdma_cm(r4, &(0x7f0000000cc0)=ANY=[], 0xa) r8 = semget$private(0x0, 0x2, 0x1) r9 = open(&(0x7f0000000780)='./file0\x00', 0x80, 0xc) getsockopt$inet_sctp_SCTP_INITMSG(r9, 0x84, 0x2, &(0x7f00000007c0), &(0x7f0000000800)=0x8) pwritev(r1, &(0x7f0000000740)=[{&(0x7f0000000540)="73e9674708b49db98b575124cf36a77303d7493e880a55c3a5fe4cb390816c13e50135f29f90bb3cd4b97ea1faf6f143b4e7e446d4b537e5c1b92b1cf1d0292973b5dbc49a567f172edad5816959a5682aed1b61131777754829d9731b0e4d216e52f746dca697b53d33f498d05f5438e7a400046129d0b93681ed3c3704a34f77a26aed6d70ffee71829f95747a56021d4249129151ff4059bd224bf3f5adeb9c51602b6e84e3569f", 0xa9}], 0x1, 0x0) semctl$IPC_INFO(r8, 0x0, 0x3, &(0x7f0000000080)=""/82) getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in6={{0xa}}, 0x0, 0x0, 0xe2}}, &(0x7f0000000300)=0xb0) [ 105.240374] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 105.245568] ? is_bpf_text_address+0x7b/0x120 [ 105.250072] ? print_irqtrace_events+0x270/0x270 [ 105.254836] ? print_irqtrace_events+0x270/0x270 [ 105.259602] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 105.264799] ? print_irqtrace_events+0x270/0x270 [ 105.269571] ? lock_pin_lock+0x360/0x360 [ 105.273638] ? print_irqtrace_events+0x270/0x270 [ 105.278397] ? perf_trace_lock_acquire+0xe3/0x980 [ 105.283245] ? __lock_acquire+0x664/0x3e00 [ 105.287490] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 105.292689] ? perf_trace_lock+0x900/0x900 [ 105.296928] ? perf_trace_lock_acquire+0xe3/0x980 [ 105.301778] ? __lock_acquire+0x664/0x3e00 [ 105.306020] ? __lock_acquire+0x664/0x3e00 [ 105.310266] ? print_irqtrace_events+0x270/0x270 [ 105.315044] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 105.320332] ? print_irqtrace_events+0x270/0x270 [ 105.325097] ? lock_pin_lock+0x360/0x360 [ 105.329170] ? print_irqtrace_events+0x270/0x270 [ 105.333930] ? unwind_dump+0x4d0/0x4d0 [ 105.337841] ? get_mem_cgroup_from_mm+0x47c/0x710 [ 105.342689] ? perf_trace_lock_acquire+0xe3/0x980 [ 105.347537] ? lock_pin_lock+0x360/0x360 [ 105.351604] ? perf_trace_lock+0x900/0x900 [ 105.355866] ? __lock_acquire+0x664/0x3e00 [ 105.360083] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 105.365252] ? trace_hardirqs_off+0x10/0x10 [ 105.369570] ? __lock_acquire+0x664/0x3e00 [ 105.373787] ? find_held_lock+0x35/0x1d0 [ 105.377842] ip6_pol_route_output+0x4c/0x60 [ 105.382147] ? ip6_pol_route_input+0x70/0x70 [ 105.386536] fib6_rule_lookup+0x1e3/0x600 [ 105.390667] ? __dev_get_by_index+0x1a0/0x1a0 [ 105.395143] ? fib6_rules_seq_read+0x20/0x20 [ 105.399532] ? perf_trace_lock_acquire+0xe3/0x980 [ 105.404368] ip6_route_output_flags+0x260/0x2f0 [ 105.409029] ip6_dst_lookup_tail+0xcea/0x18b0 [ 105.413517] ? dst_output+0x140/0x140 [ 105.417300] ? find_held_lock+0x35/0x1d0 [ 105.421352] ? is_bpf_text_address+0x7b/0x120 [ 105.425831] ? find_held_lock+0x35/0x1d0 [ 105.429881] ? rawv6_sendmsg+0xb7a/0x40c0 [ 105.434014] ? lock_downgrade+0x980/0x980 [ 105.438149] ip6_dst_lookup_flow+0xc8/0x270 [ 105.442451] ? ip6_dst_lookup+0x60/0x60 [ 105.446414] rawv6_sendmsg+0x106f/0x40c0 [ 105.450466] ? rawv6_getsockopt+0xf0/0xf0 [ 105.454616] ? copy_msghdr_from_user+0x39b/0x590 [ 105.459371] ? trace_hardirqs_off+0x10/0x10 [ 105.463674] ? do_syscall_64+0x281/0x940 [ 105.467717] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 105.473062] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 105.478252] ? find_held_lock+0x35/0x1d0 [ 105.482307] ? __might_fault+0x110/0x1d0 [ 105.486350] ? lock_downgrade+0x980/0x980 [ 105.490484] ? __check_object_size+0x8b/0x530 [ 105.494964] ? __might_sleep+0x95/0x190 [ 105.498926] ? kasan_check_write+0x14/0x20 [ 105.503145] ? _copy_from_user+0x99/0x110 [ 105.507285] ? rw_copy_check_uvector+0x1be/0x280 [ 105.512406] inet_sendmsg+0x11f/0x5e0 [ 105.516186] ? inet_sendmsg+0x11f/0x5e0 [ 105.520156] ? copy_msghdr_from_user+0x3a6/0x590 [ 105.524901] ? inet_create+0xf50/0xf50 [ 105.528769] ? SYSC_sendto+0x5c0/0x5c0 [ 105.532640] ? security_socket_sendmsg+0x89/0xb0 [ 105.537376] ? inet_create+0xf50/0xf50 [ 105.541244] sock_sendmsg+0xca/0x110 [ 105.544946] ___sys_sendmsg+0x320/0x8b0 [ 105.548913] ? copy_msghdr_from_user+0x590/0x590 [ 105.553654] ? trace_hardirqs_off+0x10/0x10 [ 105.557969] ? get_pid_task+0x93/0x140 [ 105.561843] ? __fget_light+0x2b2/0x3c0 [ 105.565797] ? fget_raw+0x20/0x20 [ 105.569229] ? find_held_lock+0x35/0x1d0 [ 105.573287] ? __f_unlock_pos+0x19/0x20 [ 105.577244] ? lock_downgrade+0x980/0x980 [ 105.581377] ? get_pid_task+0xbc/0x140 [ 105.585246] ? proc_fail_nth_write+0x9b/0x1d0 [ 105.589726] ? __fdget+0x18/0x20 [ 105.593077] __sys_sendmmsg+0x1ee/0x620 [ 105.597030] ? __sys_sendmmsg+0x1ee/0x620 [ 105.601162] ? SyS_sendmsg+0x50/0x50 [ 105.604861] ? __lock_is_held+0xb6/0x140 [ 105.608913] ? __sb_end_write+0xa0/0xd0 [ 105.612869] ? fput+0xd2/0x140 [ 105.616043] ? SyS_write+0x184/0x220 [ 105.619736] ? SyS_read+0x220/0x220 [ 105.623359] SyS_sendmmsg+0x35/0x60 [ 105.626966] ? __sys_sendmmsg+0x620/0x620 [ 105.631097] do_syscall_64+0x281/0x940 [ 105.634967] ? vmalloc_sync_all+0x30/0x30 [ 105.639097] ? finish_task_switch+0x1c1/0x7e0 [ 105.643575] ? syscall_return_slowpath+0x550/0x550 [ 105.648488] ? syscall_return_slowpath+0x2ac/0x550 [ 105.653400] ? prepare_exit_to_usermode+0x350/0x350 [ 105.658401] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 105.663749] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.668585] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 105.673755] RIP: 0033:0x454e79 [ 105.676927] RSP: 002b:00007f668dda4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 105.684617] RAX: ffffffffffffffda RBX: 00007f668dda56d4 RCX: 0000000000454e79 [ 105.691961] RDX: 0000000000000249 RSI: 0000000020001300 RDI: 0000000000000013 [ 105.699219] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 105.706468] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 105.713716] R13: 00000000000004c6 R14: 00000000006f9330 R15: 0000000000000001 [ 105.775166] ucma_write: process 507 (syz-executor2) changed security contexts after opening file descriptor, this is not allowed. 2018/03/31 00:40:21 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f0000000100)=[{&(0x7f0000000140)="290000002000190700003fffffffda06020000416da7a6f4591c10b2114db42e1322e800e53b000015a590a72c590d97266521afe31fa8e6dc54e89f8ec831f16dde4c159880fadc698dc23c2ee16d04e4659b511a7b0e84a4c1574e9fd6fb086ab808c2b41d4cf87ecb81384a67cf1a597cf6", 0xfffffffffffffc63}], 0x1) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/qat_adf_ctl\x00', 0x80040, 0x0) ioctl$EVIOCGABS2F(r2, 0x8018456f, &(0x7f00000000c0)=""/44) 2018/03/31 00:40:21 executing program 1: r0 = getpgid(0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r0, 0x6, &(0x7f0000000540)=""/143) r1 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000680)='/dev/mixer\x00', 0x40, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r3}) getsockopt$packet_buf(r3, 0x107, 0x16, &(0x7f0000000480)=""/71, &(0x7f0000000500)=0x47) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r4, 0x6000000000000000, &(0x7f0000000140)) execveat(r2, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:21 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) tee(r0, r1, 0x14, 0x6) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:21 executing program 4: r0 = syz_open_dev$urandom(&(0x7f0000000000)='/dev/urandom\x00', 0x0, 0x0) ioctl$RNDADDENTROPY(r0, 0x40085203, &(0x7f00000000c0)={0x9, 0x13e, "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"}) 2018/03/31 00:40:21 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61}) 2018/03/31 00:40:21 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x200010, 0x1, 0x6}) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@text16={0x10, &(0x7f0000000300)="c16a00012e260f01ca0f300f350f20e06635000100000f22e066b8ef0000000f23c80f21f866350c00e0000f23f80f21976766c7442400a56c05676766c7442402af3f00006766c744240600000000670f011424b8f1008ee80faeaf0100", 0x5e}], 0x1, 0x0, &(0x7f0000000100), 0x0) setsockopt$RDS_GET_MR(0xffffffffffffffff, 0x114, 0x2, &(0x7f0000000240)={{&(0x7f0000000040)=""/38, 0x26}, &(0x7f0000000080), 0x3a}, 0x20) chroot(&(0x7f0000000140)='./file0\x00') r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) openat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000002c0)=0x14) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000200)={0x0, 0x6}, 0x14) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:21 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00007b5000), 0x8) r1 = socket(0x10, 0x80f, 0x1) setsockopt$inet6_MCAST_JOIN_GROUP(r1, 0x29, 0x2a, &(0x7f0000000040)={0x401, {{0xa, 0x4e24, 0xfff, @empty, 0x8}}}, 0x88) mkdir(&(0x7f00007b7000)='./control\x00', 0x0) r2 = signalfd(0xffffffffffffffff, &(0x7f00007b6ff8)={0x4}, 0x8) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x72109c5fef5d34d3) r3 = gettid() fcntl$setown(r0, 0x8, r3) readv(r2, &(0x7f000008bfe0)=[{&(0x7f0000525000)=""/216, 0xd8}], 0x1) r4 = dup2(0xffffffffffffffff, r0) fcntl$setsig(0xffffffffffffffff, 0xa, 0x3) r5 = inotify_add_watch(r4, &(0x7f0000000140)='./control\x00', 0x10) mmap(&(0x7f00003ef000/0xc00000)=nil, 0xc00000, 0x0, 0x32, 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000000000), 0x800) inotify_rm_watch(r4, r5) 2018/03/31 00:40:21 executing program 3 (fault-call:3 fault-nth:2): r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) [ 105.894783] QAT: Invalid ioctl [ 105.924387] FAULT_INJECTION: forcing a failure. [ 105.924387] name failslab, interval 1, probability 0, space 0, times 0 [ 105.935717] CPU: 1 PID: 9613 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #372 [ 105.942994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.952348] Call Trace: [ 105.954936] dump_stack+0x194/0x24d [ 105.958556] ? arch_local_irq_restore+0x53/0x53 [ 105.963211] ? perf_trace_lock+0x900/0x900 [ 105.967444] should_fail+0x8c0/0xa40 [ 105.971142] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 105.976260] ? __lock_acquire+0x664/0x3e00 [ 105.980477] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 105.985647] ? find_held_lock+0x35/0x1d0 [ 105.989697] ? check_same_owner+0x320/0x320 [ 105.993999] ? lock_pin_lock+0x360/0x360 [ 105.998483] ? rcu_note_context_switch+0x710/0x710 [ 106.003408] should_failslab+0xec/0x120 [ 106.009344] kmem_cache_alloc_node+0x56/0x760 [ 106.013821] ? perf_trace_lock+0x900/0x900 [ 106.018048] __alloc_skb+0xf1/0x780 [ 106.021675] ? skb_copy_and_csum_dev+0x370/0x370 [ 106.026419] ? find_held_lock+0x35/0x1d0 [ 106.030479] ? xfrm_lookup+0x720/0x25c0 [ 106.034435] ? ip6_dst_lookup_tail+0xd90/0x18b0 [ 106.039088] ? perf_trace_lock_acquire+0xe3/0x980 [ 106.043924] alloc_skb_with_frags+0x10d/0x750 [ 106.048405] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 106.053579] ? ip6_dst_lookup_tail+0xd90/0x18b0 [ 106.058233] ? skb_complete_wifi_ack+0x1b0/0x1b0 [ 106.062981] ? trace_hardirqs_off+0x10/0x10 [ 106.067284] ? ip6_dst_lookup_tail+0x3f8/0x18b0 [ 106.071952] sock_alloc_send_pskb+0x787/0x9b0 [ 106.076442] ? sock_wmalloc+0x1d0/0x1d0 [ 106.080399] ? ip6_dst_hoplimit+0x26c/0x420 [ 106.085580] ? lock_downgrade+0x980/0x980 [ 106.089717] ? lock_release+0xa40/0xa40 [ 106.093674] ? __lock_is_held+0xb6/0x140 [ 106.097722] ? ip6_dst_hoplimit+0xc1/0x420 [ 106.101934] ? ip6_find_1stfragopt+0x260/0x260 [ 106.106499] sock_alloc_send_skb+0x32/0x40 [ 106.110718] rawv6_sendmsg+0x2205/0x40c0 [ 106.114767] ? rawv6_getsockopt+0xf0/0xf0 [ 106.118894] ? copy_msghdr_from_user+0x39b/0x590 [ 106.123642] ? trace_hardirqs_off+0x10/0x10 [ 106.127943] ? do_syscall_64+0x281/0x940 [ 106.131985] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 106.137337] ? find_held_lock+0x35/0x1d0 [ 106.141380] ? __might_fault+0x110/0x1d0 [ 106.145419] ? lock_downgrade+0x980/0x980 [ 106.149550] ? __check_object_size+0x8b/0x530 [ 106.154035] ? __might_sleep+0x95/0x190 [ 106.157996] ? kasan_check_write+0x14/0x20 [ 106.162216] ? _copy_from_user+0x99/0x110 [ 106.166345] ? rw_copy_check_uvector+0x1be/0x280 [ 106.171095] inet_sendmsg+0x11f/0x5e0 [ 106.174875] ? inet_sendmsg+0x11f/0x5e0 [ 106.178830] ? copy_msghdr_from_user+0x3a6/0x590 [ 106.183564] ? inet_create+0xf50/0xf50 [ 106.187441] ? SYSC_sendto+0x5c0/0x5c0 [ 106.191311] ? security_socket_sendmsg+0x89/0xb0 [ 106.196048] ? inet_create+0xf50/0xf50 [ 106.199913] sock_sendmsg+0xca/0x110 [ 106.203608] ___sys_sendmsg+0x320/0x8b0 [ 106.207566] ? copy_msghdr_from_user+0x590/0x590 [ 106.212325] ? trace_hardirqs_off+0x10/0x10 [ 106.216627] ? get_pid_task+0x93/0x140 [ 106.220498] ? __fget_light+0x2b2/0x3c0 [ 106.224455] ? fget_raw+0x20/0x20 [ 106.227888] ? find_held_lock+0x35/0x1d0 [ 106.231932] ? __f_unlock_pos+0x19/0x20 [ 106.235887] ? lock_downgrade+0x980/0x980 [ 106.240029] ? get_pid_task+0xbc/0x140 [ 106.243899] ? proc_fail_nth_write+0x9b/0x1d0 [ 106.248396] ? __fdget+0x18/0x20 [ 106.251768] __sys_sendmmsg+0x1ee/0x620 [ 106.255772] ? __sys_sendmmsg+0x1ee/0x620 [ 106.262245] ? SyS_sendmsg+0x50/0x50 [ 106.265946] ? __lock_is_held+0xb6/0x140 [ 106.269996] ? __sb_end_write+0xa0/0xd0 [ 106.273955] ? fput+0xd2/0x140 [ 106.277131] ? SyS_write+0x184/0x220 [ 106.280829] ? SyS_read+0x220/0x220 [ 106.284450] SyS_sendmmsg+0x35/0x60 [ 106.288055] ? __sys_sendmmsg+0x620/0x620 [ 106.292185] do_syscall_64+0x281/0x940 [ 106.296051] ? vmalloc_sync_all+0x30/0x30 [ 106.300180] ? _raw_spin_unlock_irq+0x27/0x70 [ 106.304654] ? finish_task_switch+0x1c1/0x7e0 [ 106.309128] ? syscall_return_slowpath+0x550/0x550 [ 106.314043] ? syscall_return_slowpath+0x2ac/0x550 [ 106.318956] ? prepare_exit_to_usermode+0x350/0x350 [ 106.323956] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 106.329301] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 106.334129] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 106.339303] RIP: 0033:0x454e79 [ 106.342846] RSP: 002b:00007f668dda4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 106.350540] RAX: ffffffffffffffda RBX: 00007f668dda56d4 RCX: 0000000000454e79 [ 106.357795] RDX: 0000000000000249 RSI: 0000000020001300 RDI: 0000000000000013 [ 106.365061] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/03/31 00:40:21 executing program 4: r0 = socket$kcm(0x29, 0x2, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = dup2(r0, r0) syz_mount_image$hfsplus(&(0x7f0000000040)='hfsplus\x00', &(0x7f0000000080)='./file0\x00', 0x7ff, 0x1, &(0x7f0000000180)=[{&(0x7f00000000c0)="b70073610679700c820b9b1922f9adec176f7e0b48f10790bdcaaac8c5c9b5111eb01599da884bc6e6021556e3b727d7ed9732366c0485cce6ef58514da8311e8e8a84901646fb9f62e84fe5c4e789b72b694baca0bb234626db245de2905677200a1b209f3bdff5bf8833455089c4a519b98fefc79dd1bc053fd8d12039250bbce3f14c3da949ff", 0x88, 0x800}], 0x2000000, &(0x7f00000001c0)={[{@decompose='decompose', 0x2c}, {@part={'part', 0x3d, [0x37, 0x36]}, 0x2c}, {@session={'session', 0x3d, [0x31]}, 0x2c}, {@barrier='barrier', 0x2c}, {@type={'type', 0x3d, "49b165a1"}, 0x2c}, {@type={'type', 0x3d, "9d0513a7"}, 0x2c}, {@barrier='barrier', 0x2c}, {@type={'type', 0x3d, "803e5591"}, 0x2c}, {@barrier='barrier', 0x2c}]}) setsockopt$kcm_KCM_RECV_DISABLE(r1, 0x119, 0x1, &(0x7f0000000000)=0x1ff, 0x4) 2018/03/31 00:40:21 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) ioctl$KVM_GET_XCRS(r0, 0x8188aea6, &(0x7f0000000180)={0x5, 0x9, [{0x6, 0x0, 0x3}, {0x8, 0x0, 0x2554}, {0x1, 0x0, 0x3}, {0x9, 0x0, 0x2}, {0x101, 0x0, 0x3f}]}) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) bind(r0, &(0x7f0000000100)=@vsock={0x28, 0x0, 0xffffffff, @reserved=0x1}, 0x80) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:21 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) writev(r0, &(0x7f0000000700)=[{&(0x7f0000000480)="d12319ec28bb309116b618f95d9aea172b13886f1619878c5f06aca9a7bb4b1a1548f7a6306a69dad1b5416c5dd8080cbf6c54340b76b92a32f5e04f99f3b4987ea4994024d9ee800e8aad75160743be4a2aa16de836fe8ed36c943343780378235822aeda413c06d5b3df9142235bd9c329cb", 0x73}, {&(0x7f0000000500)="707cf9f8de65acf69f70795061", 0xd}, {&(0x7f0000000540)="7dfd98e9ff7f62c3d84fa73215e7e59abf7daf0394ed34ba83a2344d3b60aa8416bdd251681a1a28058cf2c0b4cb5ee2f1176d89afab374b82c4c19970277ffb65f112199de111b4a466e7fbb1209946ef2067d760f0abe1839708ddb5c8761819a801f783686bf9fee11638024083b9651e29ff97b23709a54f56a225e2b22ab989b97e95d69b963112e30adf7e60fc9d", 0x91}, {&(0x7f0000000600)="963a69f8a8c1fa995208b97bdf607017480a66fed01d94a5c486810a1c1185486d7c0a2336443923c3d40ac225e3f0fc15aa188355f80358518d468ec4a1", 0x3e}, {&(0x7f0000000640)="5c39f80d514f5aa9910fc8b5c230c742cdb473a9b9a781c71e7e25d529453c2c9aa68f5cd74945a68fc0c9e01c63f39028542a1351793fec5281891c49cfca1d4fa6abbce3003ec4fb90eaa5b9390432c44e4d11ee80d8ac51cdadb99d2211a084db110758ac69ef5a7fe38a647fa59f07d615c2565fa40a63c70327beb1e346d76e2789d75d0c18b2543a891eaccd1368d4faa94be9c00ab6a66374f1e78fc2a77333b95ca15f84b699084e0f32bd96cdc2679572", 0xb5}], 0x5) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 106.372313] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 106.379562] R13: 00000000000004c6 R14: 00000000006f9330 R15: 0000000000000002 [ 106.391953] QAT: Invalid ioctl 2018/03/31 00:40:21 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f0000000080)=0x5) 2018/03/31 00:40:21 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61}) 2018/03/31 00:40:21 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000500)='/dev/audio\x00', 0x0, 0x0) ioctl$KVM_SET_DEVICE_ATTR(r1, 0x4018aee1, &(0x7f0000000580)={0x0, 0x0, 0x81, &(0x7f0000000540)}) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r3}) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f00000005c0)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r4, 0x6000000000000000, &(0x7f0000000140)) execveat(r2, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) getsockopt$netrom_NETROM_T1(r0, 0x103, 0x1, &(0x7f0000000480), &(0x7f00000004c0)=0x4) [ 106.510987] validate_nla: 7 callbacks suppressed [ 106.510994] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:21 executing program 3 (fault-call:3 fault-nth:3): r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:21 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000600)={0x0, {{0x2, 0x4e23, @rand_addr=0x3f}}, 0x0, 0x6, [{{0x2, 0x4e22, @rand_addr=0x4}}, {{0x2, 0x4e22, @loopback=0x7f000001}}, {{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}, {{0x2, 0x4e23, @rand_addr=0x1}}, {{0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}}, {{0x2, 0x4e21, @rand_addr=0x3}}]}, 0x390) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) [ 106.612440] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 106.698962] FAULT_INJECTION: forcing a failure. [ 106.698962] name failslab, interval 1, probability 0, space 0, times 0 [ 106.710331] CPU: 1 PID: 9658 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #372 [ 106.717612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.726974] Call Trace: [ 106.729574] dump_stack+0x194/0x24d [ 106.733223] ? arch_local_irq_restore+0x53/0x53 [ 106.737912] ? is_bpf_text_address+0xa4/0x120 [ 106.742425] ? kernel_text_address+0xd1/0xe0 [ 106.746868] should_fail+0x8c0/0xa40 [ 106.750593] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 106.755707] ? save_stack+0xa3/0xd0 [ 106.759354] ? save_stack+0x43/0xd0 [ 106.763005] ? kasan_kmalloc+0xad/0xe0 [ 106.766898] ? kasan_slab_alloc+0x12/0x20 [ 106.771058] ? find_held_lock+0x35/0x1d0 [ 106.775151] ? check_same_owner+0x320/0x320 [ 106.779498] ? rcu_note_context_switch+0x710/0x710 [ 106.784449] should_failslab+0xec/0x120 [ 106.788436] kmem_cache_alloc_node_trace+0x5a/0x760 [ 106.793474] __kmalloc_node_track_caller+0x33/0x70 [ 106.798415] __kmalloc_reserve.isra.39+0x41/0xd0 [ 106.803181] __alloc_skb+0x13b/0x780 [ 106.806906] ? skb_copy_and_csum_dev+0x370/0x370 [ 106.811676] ? find_held_lock+0x35/0x1d0 [ 106.815760] ? xfrm_lookup+0x720/0x25c0 [ 106.819744] ? ip6_dst_lookup_tail+0xd90/0x18b0 [ 106.824433] ? perf_trace_lock_acquire+0xe3/0x980 [ 106.829295] alloc_skb_with_frags+0x10d/0x750 [ 106.833811] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 106.838840] ? ip6_dst_lookup_tail+0xd90/0x18b0 [ 106.843523] ? skb_complete_wifi_ack+0x1b0/0x1b0 [ 106.848297] ? trace_hardirqs_off+0x10/0x10 [ 106.852633] ? ip6_dst_lookup_tail+0x3f8/0x18b0 [ 106.857321] sock_alloc_send_pskb+0x787/0x9b0 [ 106.861837] ? sock_wmalloc+0x1d0/0x1d0 [ 106.865824] ? ip6_dst_hoplimit+0x26c/0x420 [ 106.870162] ? lock_downgrade+0x980/0x980 [ 106.874328] ? lock_release+0xa40/0xa40 [ 106.878313] ? __lock_is_held+0xb6/0x140 [ 106.882387] ? ip6_dst_hoplimit+0xc1/0x420 [ 106.886628] ? ip6_find_1stfragopt+0x260/0x260 [ 106.891225] sock_alloc_send_skb+0x32/0x40 [ 106.895492] rawv6_sendmsg+0x2205/0x40c0 [ 106.899569] ? rawv6_getsockopt+0xf0/0xf0 [ 106.903718] ? copy_msghdr_from_user+0x39b/0x590 [ 106.908485] ? trace_hardirqs_off+0x10/0x10 [ 106.912815] ? do_syscall_64+0x281/0x940 [ 106.916888] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 106.922274] ? find_held_lock+0x35/0x1d0 [ 106.926356] ? __might_fault+0x110/0x1d0 [ 106.930418] ? lock_downgrade+0x980/0x980 [ 106.934555] ? __check_object_size+0x8b/0x530 [ 106.939046] ? __might_sleep+0x95/0x190 [ 106.943020] ? kasan_check_write+0x14/0x20 [ 106.947246] ? _copy_from_user+0x99/0x110 [ 106.951999] ? rw_copy_check_uvector+0x1be/0x280 [ 106.956757] inet_sendmsg+0x11f/0x5e0 [ 106.960538] ? inet_sendmsg+0x11f/0x5e0 [ 106.964493] ? copy_msghdr_from_user+0x3a6/0x590 [ 106.969229] ? inet_create+0xf50/0xf50 [ 106.973103] ? SYSC_sendto+0x5c0/0x5c0 [ 106.976991] ? security_socket_sendmsg+0x89/0xb0 [ 106.981752] ? inet_create+0xf50/0xf50 [ 106.985640] sock_sendmsg+0xca/0x110 [ 106.989357] ___sys_sendmsg+0x320/0x8b0 [ 106.993343] ? copy_msghdr_from_user+0x590/0x590 [ 106.998110] ? trace_hardirqs_off+0x10/0x10 [ 107.002439] ? get_pid_task+0x93/0x140 [ 107.006338] ? __fget_light+0x2b2/0x3c0 [ 107.010310] ? fget_raw+0x20/0x20 [ 107.013763] ? find_held_lock+0x35/0x1d0 [ 107.017820] ? __f_unlock_pos+0x19/0x20 [ 107.022733] ? lock_downgrade+0x980/0x980 [ 107.026860] ? get_pid_task+0xbc/0x140 [ 107.030726] ? proc_fail_nth_write+0x9b/0x1d0 [ 107.035217] ? __fdget+0x18/0x20 [ 107.038567] __sys_sendmmsg+0x1ee/0x620 [ 107.042522] ? __sys_sendmmsg+0x1ee/0x620 [ 107.046653] ? SyS_sendmsg+0x50/0x50 [ 107.050348] ? __lock_is_held+0xb6/0x140 [ 107.054396] ? __sb_end_write+0xa0/0xd0 [ 107.058349] ? fput+0xd2/0x140 [ 107.061520] ? SyS_write+0x184/0x220 [ 107.065218] ? SyS_read+0x220/0x220 [ 107.068831] SyS_sendmmsg+0x35/0x60 [ 107.072440] ? __sys_sendmmsg+0x620/0x620 [ 107.076566] do_syscall_64+0x281/0x940 [ 107.080438] ? vmalloc_sync_all+0x30/0x30 [ 107.084575] ? _raw_spin_unlock_irq+0x27/0x70 [ 107.089049] ? finish_task_switch+0x1c1/0x7e0 [ 107.093542] ? syscall_return_slowpath+0x550/0x550 [ 107.098449] ? syscall_return_slowpath+0x2ac/0x550 [ 107.103357] ? prepare_exit_to_usermode+0x350/0x350 [ 107.108357] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 107.113701] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 107.118525] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 107.123694] RIP: 0033:0x454e79 [ 107.126870] RSP: 002b:00007f668dda4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 107.134562] RAX: ffffffffffffffda RBX: 00007f668dda56d4 RCX: 0000000000454e79 [ 107.141827] RDX: 0000000000000249 RSI: 0000000020001300 RDI: 0000000000000013 2018/03/31 00:40:22 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(0xffffffffffffffff, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r1}) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r2, 0x6000000000000000, &(0x7f0000000140)) execveat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:22 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:22 executing program 4: r0 = socket$inet_icmp(0x2, 0x2, 0x1) fstat(r0, &(0x7f00000000c0)) r1 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x0, 0x400800) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000080)={r1, &(0x7f0000000140)="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", &(0x7f0000000040)=""/18}, 0x18) [ 107.149080] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 107.156336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 107.163593] R13: 00000000000004c6 R14: 00000000006f9330 R15: 0000000000000003 2018/03/31 00:40:22 executing program 2: r0 = socket$inet6(0xa, 0x3, 0x1) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000000)={{{@in6=@dev={0xfe, 0x80}, @in6=@dev={0xfe, 0x80}, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@multicast2=0xe0000002, 0x0, 0x3c}, 0x2, @in6=@ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x0, 0x4}}, 0xe8) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) epoll_ctl$EPOLL_CTL_MOD(r0, 0x3, r0, &(0x7f0000000100)={0x80000000}) connect$inet6(r0, &(0x7f00000002c0)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) fallocate(r0, 0x1, 0x1f, 0x0) 2018/03/31 00:40:22 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x17) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:22 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000001c0)={0x0, 0x4, 0x20}, &(0x7f0000000200)=0xc) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000240)=@sack_info={r1, 0x5f, 0x7fffffff}, &(0x7f0000000300)=0xc) r2 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x32c6, 0x4, 0x2, 0x0, 0x0, 0x0, 0x0, 0x7fff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r2, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:22 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setflags(r0, 0x2, 0x1) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:22 executing program 3 (fault-call:3 fault-nth:4): r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:22 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) recvmsg(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f00000001c0)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast2}}}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000240)=""/16, 0x10}], 0x1, &(0x7f00000002c0)=""/110, 0x6e, 0x10000}, 0x2060) setsockopt$inet6_buf(r0, 0x29, 0x1f, &(0x7f0000000380)="ee866dd6609f44f84eee87e85ea874de1e1972c9d8fab4cdf77ddf485cf421d35bb4044f1b4a665d49b2af1f76d3888f271ad8a07670bb9d9e274e439672b8679543e70a6c73045517e3119d4748f7698bed820fcfb05fdbbe71df40e9fe55b6527a252fbbeea513b7d11c8c635529076b143d7bc7abf56a86ede050a44d9457b1ec0ef7fcd6bd78907463d6390b63bdb8dbb3e77b2ec2b1b3458b82eb5fc9c2103cdf6904e9af45b7eda61083c37ad5d6b3712b48eda442958bd0202ce010454ae984f80f4b5d418e49a5e72c356c", 0xcf) r1 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r1, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) chmod(&(0x7f0000000480)='8/file0\x00', 0x63) ioctl$sock_bt_hidp_HIDPCONNADD(r1, 0x400448c8, &(0x7f0000001280)=ANY=[@ANYRES32=r1, @ANYRES32=r1, @ANYBLOB="0000800000000000ff2b06038d880b2b971c4d29b080867febdbf5f44250069a070997227ff17775b14e1251cc9ae2a583aa3e2dfac791403a7fbfac77543cb4992b5a51147e0d3f6efab8b5977d50c3f74d31070377aa310cc40004e5be86cdf8e01fce66c92906252c", @ANYPTR=&(0x7f0000000140)=ANY=[@ANYBLOB="2bc3d38fcae2f29cc6d578d2fdb70a9635e0a9d214f05e41333755ace26126b747b04fbf15017e857ada14742c710093f9b33b817ed54b3e072db9354dac303a67d82c20faec0fb5365cfb8521e170f3e4d82e3c2dd1054da45466d39dcdf04620d29adba6e5d2ffe1b62bb84cd55c65"], @ANYBLOB="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"]) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r1) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 107.269733] FAULT_INJECTION: forcing a failure. [ 107.269733] name failslab, interval 1, probability 0, space 0, times 0 [ 107.281595] CPU: 0 PID: 9695 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #372 [ 107.281604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.281609] Call Trace: [ 107.281627] dump_stack+0x194/0x24d [ 107.281643] ? arch_local_irq_restore+0x53/0x53 [ 107.281661] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 107.281678] should_fail+0x8c0/0xa40 [ 107.281691] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 107.281699] ? kfree_skbmem+0xe2/0x1d0 [ 107.281709] ? skb_gro_receive+0x1340/0x1340 [ 107.281720] ? perf_trace_lock_acquire+0xe3/0x980 [ 107.281736] ? perf_trace_lock+0x900/0x900 [ 107.281747] ? trace_event_raw_event_lock+0x340/0x340 [ 107.281758] ? __lock_is_held+0xb6/0x140 [ 107.281771] ? trace_hardirqs_off+0x10/0x10 [ 107.281783] ? rcu_read_lock_held+0xa9/0xc0 [ 107.281794] ? __rt6_find_exception_rcu+0x336/0x530 [ 107.281808] ? sit_tunnel_xmit+0x15c/0x2d60 [ 107.281826] should_failslab+0xec/0x120 [ 107.281836] kmem_cache_alloc+0x47/0x760 [ 107.281848] ? lock_release+0xa40/0xa40 [ 107.281859] ? ip6_hold_safe+0x13f/0x3e0 [ 107.281872] dst_alloc+0x11f/0x1a0 [ 107.281886] __ip6_dst_alloc+0x35/0x90 [ 107.281898] ip6_rt_cache_alloc+0x118/0x640 [ 107.281913] ip6_pol_route+0x2580/0x3770 [ 107.281942] ? rt6_uncached_list_add+0x240/0x240 [ 107.281953] ? trace_hardirqs_off+0x10/0x10 [ 107.281962] ? dev_hard_start_xmit+0x2e9/0xac0 [ 107.281978] ? validate_xmit_skb_list+0x120/0x120 [ 107.281992] ? find_held_lock+0x35/0x1d0 [ 107.282014] ? __dev_queue_xmit+0xc3d/0x2fc0 [ 107.282027] ? lock_downgrade+0x980/0x980 [ 107.282041] ? validate_xmit_skb+0x512/0xb00 [ 107.282059] ? __local_bh_enable_ip+0x121/0x230 [ 107.282074] ? trace_hardirqs_on_caller+0x19e/0x5c0 [ 107.282084] ? __dev_queue_xmit+0xc3d/0x2fc0 [ 107.282093] ? trace_hardirqs_on+0xd/0x10 [ 107.282104] ? print_irqtrace_events+0x270/0x270 [ 107.282113] ? __dev_queue_xmit+0xca0/0x2fc0 [ 107.282133] ? netdev_pick_tx+0x2c0/0x2c0 [ 107.282142] ? __save_stack_trace+0x7e/0xd0 [ 107.282157] ? __lock_acquire+0x664/0x3e00 [ 107.282166] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 107.282175] ? print_irqtrace_events+0x270/0x270 [ 107.282184] ? save_stack+0xa3/0xd0 [ 107.282201] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 107.282209] ? ___sys_sendmsg+0x320/0x8b0 [ 107.282217] ? __sys_sendmmsg+0x1ee/0x620 [ 107.282230] ? SyS_sendmmsg+0x35/0x60 [ 107.282241] ? do_syscall_64+0x281/0x940 [ 107.282254] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 107.282267] ? perf_trace_lock+0xd6/0x900 [ 107.282279] ? perf_trace_lock_acquire+0xe3/0x980 [ 107.523878] ? trace_event_raw_event_lock+0x340/0x340 [ 107.529046] ? perf_trace_lock+0x900/0x900 [ 107.533262] ? perf_trace_lock+0xd6/0x900 [ 107.537386] ? perf_trace_lock_acquire+0xe3/0x980 [ 107.542208] ? trace_hardirqs_off+0x10/0x10 [ 107.546522] ? trace_event_raw_event_lock+0x340/0x340 [ 107.551689] ? perf_trace_lock+0x900/0x900 [ 107.555905] ? kasan_unpoison_shadow+0x35/0x50 [ 107.560470] ? trace_hardirqs_off+0x10/0x10 [ 107.564773] ? find_held_lock+0x35/0x1d0 [ 107.568820] ? __lock_acquire+0x664/0x3e00 [ 107.573039] ? find_held_lock+0x35/0x1d0 [ 107.577090] ip6_pol_route_output+0x4c/0x60 [ 107.581395] ? ip6_pol_route_input+0x70/0x70 [ 107.586046] fib6_rule_lookup+0x1e3/0x600 [ 107.590177] ? __dev_get_by_index+0x1a0/0x1a0 [ 107.594657] ? fib6_rules_seq_read+0x20/0x20 [ 107.599062] ip6_route_output_flags+0x260/0x2f0 [ 107.603718] ip6_dst_lookup_tail+0xcea/0x18b0 [ 107.608201] ? dst_output+0x140/0x140 [ 107.611995] ? ip6_mtu+0x1c7/0x4d0 [ 107.615519] ? ip6_dst_ifdown+0x3d0/0x3d0 [ 107.619651] ? find_held_lock+0x35/0x1d0 [ 107.623697] ? rawv6_sendmsg+0xb7a/0x40c0 [ 107.627824] ? lock_downgrade+0x980/0x980 [ 107.631953] ip6_dst_lookup_flow+0xc8/0x270 [ 107.636253] ? ip6_dst_lookup+0x60/0x60 [ 107.640213] rawv6_sendmsg+0x106f/0x40c0 [ 107.644273] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 107.649535] ? rawv6_getsockopt+0xf0/0xf0 [ 107.653660] ? lock_downgrade+0x980/0x980 [ 107.657797] ? lock_release+0xa40/0xa40 [ 107.661753] ? perf_trace_lock+0xd6/0x900 [ 107.665880] ? perf_trace_lock_acquire+0xe3/0x980 [ 107.670892] ? trace_event_raw_event_lock+0x340/0x340 [ 107.676063] ? perf_trace_lock+0x900/0x900 [ 107.680282] ? kernel_text_address+0xd1/0xe0 [ 107.684669] ? trace_hardirqs_off+0x10/0x10 [ 107.688969] ? print_irqtrace_events+0x270/0x270 [ 107.693704] ? unwind_get_return_address+0x61/0xa0 [ 107.698615] ? __save_stack_trace+0x7e/0xd0 [ 107.702922] ? find_held_lock+0x35/0x1d0 [ 107.706967] ? __might_fault+0x110/0x1d0 [ 107.711014] ? lock_downgrade+0x980/0x980 [ 107.715147] ? rw_copy_check_uvector+0x1be/0x280 [ 107.719899] inet_sendmsg+0x11f/0x5e0 [ 107.723681] ? inet_sendmsg+0x11f/0x5e0 [ 107.727634] ? copy_msghdr_from_user+0x3a6/0x590 [ 107.732369] ? inet_create+0xf50/0xf50 [ 107.736234] ? SYSC_sendto+0x5c0/0x5c0 [ 107.740098] ? perf_trace_lock_acquire+0xe3/0x980 [ 107.744919] ? security_socket_sendmsg+0x89/0xb0 [ 107.749653] ? inet_create+0xf50/0xf50 [ 107.753518] sock_sendmsg+0xca/0x110 [ 107.757210] ___sys_sendmsg+0x320/0x8b0 [ 107.761168] ? copy_msghdr_from_user+0x590/0x590 [ 107.765906] ? trace_hardirqs_off+0x10/0x10 [ 107.770212] ? find_held_lock+0x35/0x1d0 [ 107.774270] ? __might_fault+0x110/0x1d0 [ 107.778315] ? lock_downgrade+0x980/0x980 [ 107.782453] ? rcu_note_context_switch+0x710/0x710 [ 107.787364] ? check_same_owner+0x320/0x320 [ 107.791666] ? __might_sleep+0x95/0x190 [ 107.795630] __sys_sendmmsg+0x1ee/0x620 [ 107.799584] ? __sys_sendmmsg+0x1ee/0x620 [ 107.803719] ? SyS_sendmsg+0x50/0x50 [ 107.807428] ? __sb_end_write+0xa0/0xd0 [ 107.811386] ? fput+0xd2/0x140 [ 107.814564] ? SyS_write+0x184/0x220 [ 107.818274] ? SyS_read+0x220/0x220 [ 107.821900] SyS_sendmmsg+0x35/0x60 [ 107.825510] ? __sys_sendmmsg+0x620/0x620 [ 107.829650] do_syscall_64+0x281/0x940 [ 107.833526] ? vmalloc_sync_all+0x30/0x30 [ 107.837675] ? _raw_spin_unlock_irq+0x27/0x70 [ 107.842154] ? finish_task_switch+0x1c1/0x7e0 [ 107.846633] ? syscall_return_slowpath+0x550/0x550 [ 107.851545] ? syscall_return_slowpath+0x2ac/0x550 [ 107.856455] ? prepare_exit_to_usermode+0x350/0x350 [ 107.861456] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 107.866804] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 107.871633] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 107.876805] RIP: 0033:0x454e79 [ 107.879985] RSP: 002b:00007f668dda4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 107.887679] RAX: ffffffffffffffda RBX: 00007f668dda56d4 RCX: 0000000000454e79 [ 107.894931] RDX: 0000000000000249 RSI: 0000000020001300 RDI: 0000000000000013 [ 107.902182] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 107.909432] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/03/31 00:40:23 executing program 4: r0 = socket(0x0, 0x0, 0x0) unshare(0x60000000) getuid() getgid() getpid() ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000740)) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000300)={{{@in=@local, @in6=@ipv4={[], [], @loopback}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in=@remote}}, &(0x7f0000000200)=0x515) gettid() sendmsg$nl_netfilter(r0, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000040)={&(0x7f0000000780)={0x2c8, 0xf, 0xe, 0x2, 0x70bd26, 0x25dfdbfc, {0x3, 0x0, 0x3}, [@generic="514de13ada5e819cc9b5c6d1ade0b0a7f485dfcf32800a0ccf2e609359f136362c2c4b846a014c2e8d2a360f98387715c6f6aeea0f3cc41e8cddda209e69a95cc210048ba0d8eb78be3d5c0a44c2fe473c6baa4ef76de2eb1f884223b674d4e0ef892e252ac64433b8a11229818e65ac843ef96dd3f0f8cc463618cdc7796f70050af375924942cd2ec49ec19c6e00d21f4b811bece6c8f03ddb5992905157ab697acc", @generic="0e0bb7171a1e7d147e08549f7d9a02967963ccea8e3b951ba23e703f388a46a5a567ae3db41b7b9c42c45bbc", @nested={0xf8, 0x80, [@generic="f0b80d83ecf1223daeb8d344881ecd9854ade92ac6241d787774b5ee7da4c118ebc1d7f943558aac3b74a7fdefe25cb4b2d3797b0e1712ff625e2c5e44fda6176e5ef61b314a58b68a892eef4984a52eed11d9ffe99da21a174a33a5c0b9ce60e279ec7f8d6c83948caf73b420e41c7f34c395338b2def1985a0b01d6161de398793e4fe6e43c1c41b8a8c0eea45d35c4adfb6339c5f47b172edb818e3c279a925aa40870e0ac0a40f4c2b7cbd11224fb7babff7b13952f8acb2c59a9122cc86f4e30a15d4a48c1c3874ebe52a3550e793bd7725ee5f967abf5943195b87cc4e", @generic, @typed={0x8, 0x26, @uid=r1}, @typed={0xc, 0x66, @str="f7776c616e317d00"}]}, @generic="4947ec32ce8086af99c86dc92ecdae0bd9c17822fb8469aca3ed6295e421ace8f27642d53b0f59591196ecfb18bf3a4a782568591467e554cf0fab6038c3a423ae43434c9fa718449e2abdc5ffbb43a25a664c45e0f590385265933c9faf2a5c5b", @typed={0x80, 0x76, @binary="396d971fd8c8bfd081a5d00ee9af8ce23b6682ca4111852e0d72b330ee4dce9349ea2068dc7c0a88762a3b9d9dac753f9d24c7b11b398e701b582b974acedf31ed264b1a26ba7e12c7be4a988a25cab6ea0ecfde532014c2608e580d4286783bc0b70f9c9e0930d71cec9c50b5a4c932616c6d9be9ec79d325cf17"}, @typed={0xc, 0x8e, @u64=0x3}]}, 0x2c8}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000180)) r2 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000000180)={'\x00', &(0x7f0000000780)=ANY=[]}) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_inet_SIOCGARP(r2, 0x8954, &(0x7f0000000400)={{0x2, 0x0, @rand_addr=0x8000}, {0x0, @random="04d8d2a5efdf"}, 0x0, {0x2, 0x0, @multicast2=0xe0000002}, 'bridge0\x00'}) socketpair(0x0, 0x0, 0x0, &(0x7f0000000300)) getsockopt$IPT_SO_GET_INFO(r2, 0x0, 0x40, &(0x7f0000000380)={'security\x00'}, &(0x7f0000000280)=0x54) 2018/03/31 00:40:23 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = syz_open_dev$vcsa(&(0x7f0000000480)='/dev/vcsa#\x00', 0x6e0, 0x48500) getsockopt$inet6_opts(r1, 0x29, 0x3f, &(0x7f00000004c0)=""/57, &(0x7f0000000500)=0x39) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r3}) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r4, 0x6000000000000000, &(0x7f0000000140)) execveat(r2, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 107.916692] R13: 00000000000004c6 R14: 00000000006f9330 R15: 0000000000000004 2018/03/31 00:40:23 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) r2 = socket$inet(0x2, 0x6, 0x991f) getsockopt$inet_dccp_buf(r2, 0x21, 0x0, &(0x7f0000000080)=""/68, &(0x7f0000000100)=0x44) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000140)=[@in={0x2, 0x4e24, @broadcast=0xffffffff}, @in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e20, 0x20, @remote={0xfe, 0x80, [], 0xbb}, 0x2211}], 0x3c) 2018/03/31 00:40:23 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000040)={'sit0\x00', {0x2}}) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000000000)=@generic={0x2, 0x9, 0x5}) syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x0, 0x4000) 2018/03/31 00:40:23 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:23 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) socket$bt_bnep(0x1f, 0x3, 0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) getsockopt$packet_int(r0, 0x107, 0x9, &(0x7f0000000100), &(0x7f0000000140)=0x4) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, r2) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:23 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) getsockopt$inet6_opts(r2, 0x29, 0x3f, &(0x7f0000000480)=""/118, &(0x7f0000000500)=0x76) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 108.051315] IPVS: ftp: loaded support on port[0] = 21 2018/03/31 00:40:23 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000540)='bridge0\x00', 0x5ad) sendto$inet(r0, &(0x7f0000000040), 0x0, 0x4048804, &(0x7f0000000080)={0x2, 0x4e22, @multicast1=0xe0000001}, 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(r1, 0xc0bc5351, &(0x7f00000000c0)={0x8, 0x3, 'client0\x00', 0x4, "edec524bf39977c7", "e6443cba6b7c4a3b1e3ab33dbb98bfb2b257ecbb087634783292586c14d7d3ab", 0x9, 0x9}) sendmmsg(r0, &(0x7f0000003f80)=[{{0x0, 0x0, &(0x7f0000003980)=[{&(0x7f00000028c0)="e4f1700cdc58ea03bd861d4b", 0xc}], 0x1}}], 0x1, 0x8080) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f00000001c0)={{{@in=@dev, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@mcast1}}, &(0x7f00000002c0)=0xe8) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000300)={{{@in6=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @loopback}}, 0x0, @in6=@loopback}}, &(0x7f0000000400)=0xe8) setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000440)={{{@in=@broadcast=0xffffffff, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x4e24, 0x6, 0x4e20, 0x0, 0xa, 0x0, 0x20, 0x3c, r2, r3}, {0x1, 0x5, 0x3f, 0x0, 0x7fffffff, 0x100, 0xef, 0x4}, {0x40, 0x4, 0x8, 0x963}, 0x7fff, 0x6e6bb6, 0x1, 0x1}, {{@in6=@local={0xfe, 0x80, [], 0xaa}, 0x4d6, 0xff}, 0x0, @in6, 0x34ff, 0x0, 0x1, 0x8, 0x8, 0x400, 0x6}}, 0xe8) readv(r0, &(0x7f00000007c0)=[{&(0x7f0000000780)=""/36, 0x24}], 0x1) sendto$inet(r0, &(0x7f0000e76000)="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", 0x5b5, 0x0, &(0x7f0000bc8ff0)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) 2018/03/31 00:40:23 executing program 3 (fault-call:3 fault-nth:5): r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:23 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000000100)={0x9, 0x0, 0x400, 'queue1\x00', 0x3}) [ 108.102963] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:23 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) getsockopt$inet6_dccp_buf(r0, 0x21, 0xc0, &(0x7f0000000140), &(0x7f0000000180)) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) connect$llc(r0, &(0x7f0000000140)={0x1a, 0x13, 0x5, 0x48000000000, 0x5}, 0x10) 2018/03/31 00:40:23 executing program 1: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000480)='/dev/sequencer2\x00', 0x141000, 0x0) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r0, 0x80045400, &(0x7f00000004c0)) r1 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r3}) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r4, 0x6000000000000000, &(0x7f0000000140)) execveat(r2, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 108.146434] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:23 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rfkill\x00', 0x40800, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000000c0)={0x1, 0xc20c, 0x0, 0x4, 0x100, 0x1, 0x5, 0x8001, 0x0}, &(0x7f0000000100)=0x20) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f0000000140)={r2, 0x100}, &(0x7f0000000180)=0x8) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:23 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) [ 108.252418] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:23 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) setsockopt$bt_l2cap_L2CAP_OPTIONS(r0, 0x6, 0x1, &(0x7f0000000140)={0x5b3a8fda, 0x0, 0x400, 0xffffffff, 0x7fffffff, 0x1, 0x9}, 0xc) bind$inet(r0, &(0x7f0000000180)={0x2, 0x4e1f}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:23 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0xfffffffffffffffd, r1}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 108.293391] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:23 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000140)='/dev/usbmon#\x00', 0x15, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000180)={0x0, 0x3, 0x6f, 0x9, 0xfffffffffffff801, 0x5}, &(0x7f00000001c0)=0x14) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000000200)=[@in6={0xa, 0x4e24, 0x0, @empty, 0xb6a}], 0x1c) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000300)={r2, @in6={{0xa, 0x4e22, 0x1ff, @dev={0xfe, 0x80, [], 0x15}, 0x7}}, 0xbee, 0x2, 0x5, 0x0, 0x4c}, 0x98) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000080)={0x0, 0x80000, r0}) getsockopt$inet_dccp_int(r0, 0x21, 0x15, &(0x7f0000000240), &(0x7f00000003c0)=0x4) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r1, 0xc00c642d, &(0x7f0000000100)={r3, 0x80000, r0}) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000600)={0x2, {{0xa, 0x4e23, 0x1, @ipv4={[], [0xff, 0xff], @rand_addr=0xffff}, 0x7fffffff}}, 0x1, 0x3, [{{0xa, 0x4e23, 0x49564457, @remote={0xfe, 0x80, [], 0xbb}, 0x119394e3}}, {{0xa, 0x4e24, 0x3, @local={0xfe, 0x80, [], 0xaa}, 0x2}}, {{0xa, 0x4e22, 0x80000000, @mcast2={0xff, 0x2, [], 0x1}, 0x1}}]}, 0x210) recvfrom$inet(r0, &(0x7f0000000400)=""/128, 0x80, 0x40000020, &(0x7f0000000480)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:23 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)=ANY=[@ANYBLOB="7265665f7665726966792c66020073686f6e636f6d6d69742c00"]) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:23 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) getsockopt$inet_tcp_buf(r2, 0x6, 0x23, &(0x7f0000000080)=""/4096, &(0x7f0000001140)=0x1000) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:23 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r1, 0x4008af10, &(0x7f00000000c0)={0x3}) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000140)) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r1) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 108.468142] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:24 executing program 2: r0 = memfd_create(&(0x7f0000000540)='\x00', 0x1) r1 = perf_event_open(&(0x7f00000005c0)={0x7, 0x70, 0x8, 0x9, 0x81f6, 0x8, 0x0, 0xfffffffffffffe01, 0x142, 0x1, 0xff, 0x3, 0x6, 0x9, 0x4, 0x5, 0x100000000, 0x8, 0x6, 0x9, 0x1, 0x8, 0x1, 0x800, 0x7, 0xfff, 0x0, 0xf4ca, 0x7, 0x4, 0x7, 0x800, 0x3ff, 0x0, 0x2, 0x7ff, 0x80000000, 0xffffffff00000001, 0x0, 0x3, 0x2, @perf_bp={&(0x7f0000000580), 0x1}, 0x10000, 0xfd, 0xb6, 0x7, 0x6, 0xf21, 0x976}, 0x0, 0x5, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000180)='/selinux/enforce\x00', 0x24201, 0x0) tee(0xffffffffffffffff, r2, 0x40, 0x0) ioctl$fiemap(r2, 0xc020660b, &(0x7f00000003c0)=ANY=[@ANYBLOB="ff01000000000000030000000000000004000000010400000100000000000000030000000000000060000000000000000700000000000000000000000000000000000000000000000010000000000000000000000000000018f5c0cec6509204962aaa67e4239dfa21708adeeccc46dba4d9f31c3792b0afd71a5b12bc405cf3a540876c7a867b243d2a941f9b5d7db991a8ad6fbc4f76e0229d7cf38b2f20f01ce3899f5bcffd4049ce680bc1b30a8a088cf228060204087c529ea52ae08443603cd00cbcbbf884396925e01b31c9e9f4c5b291e988f0b23384c804f0ae2613f21efff74972a19f928e"]) fallocate(r2, 0x11, 0x0, 0x8000000) ioctl$DRM_IOCTL_GET_CAP(r2, 0xc010640c, &(0x7f0000000000)={0x4, 0x8}) setsockopt$inet_int(0xffffffffffffffff, 0x0, 0xcc, &(0x7f00000002c0)=0x1000000, 0x4) r3 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) clone(0x0, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000040), &(0x7f0000000080)) perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd2, &(0x7f0000000780)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc]}, 0x5c) r4 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r4, 0xaf01, &(0x7f0000307000)=&(0x7f0000989fff)) ioctl$VHOST_SET_MEM_TABLE(r4, 0x4008af03, &(0x7f0000000000)=ANY=[]) bind$netlink(r3, &(0x7f0000000500)={0x10, 0x0, 0x25dfdbfe}, 0xc) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r4, 0x40bc5311, &(0x7f0000000300)={0x784b, 0x3, 'client1\x00', 0x1, "6dea700b8d591e55", "08f1496fa810039fdc1fc424a6c5849c7ec6764d0f37c177947bcb618e55c868", 0x7}) r5 = syz_open_dev$dspn(&(0x7f00000004c0)='/dev/dsp#\x00', 0xfff, 0x301000) r6 = eventfd2(0x0, 0x0) ioctl$VHOST_SET_LOG_FD(r4, 0x4004af07, &(0x7f0000000000)=r6) r7 = syz_open_dev$usbmon(&(0x7f00000006c0)='/dev/usbmon#\x00', 0x200, 0x200000) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r7, 0x84, 0x65, &(0x7f0000000700)=[@in6={0xa, 0x4e20, 0x800, @loopback={0x0, 0x1}, 0x6}, @in6={0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0x20}, @in={0x2, 0x4e21, @broadcast=0xffffffff}, @in={0x2, 0x4e21, @loopback=0x7f000001}], 0x58) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f0000000800)=0x0) migrate_pages(r8, 0x6a, &(0x7f0000000640)=0x2, &(0x7f0000000680)=0x3f) socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$VHOST_SET_VRING_ADDR(r4, 0x4028af11, &(0x7f0000df5fd8)={0x0, 0x1, &(0x7f0000000200)=""/105, &(0x7f0000bf6000)=""/228, &(0x7f0000000080)=""/199}) ioctl$VHOST_SET_VRING_KICK(r4, 0x4008af20, &(0x7f0000000040)={0x0, r6}) r9 = getpgrp(0xffffffffffffffff) tkill(r9, 0x9) 2018/03/31 00:40:24 executing program 4: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000065fc8)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000e2a000)={&(0x7f00000000c0)=ANY=[@ANYBLOB="14ecffff0005fdff000000000000000000000000"], 0x14}, 0x1}, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpuacct.usage_percpu_sys\x00', 0x0, 0x0) ioctl$PIO_FONT(r1, 0x4b61, &(0x7f0000000080)="c6d6788046e8cc89ed3f81769a0103af3966c562cfb0e87d0d1981457a47e4a0b63c53a9567355c614672db4d1b55ac4a3fa712a8435bb") write$rdma_cm(r1, &(0x7f0000000100)=@create_id={0x0, 0x18, 0xfa00, {0x1, &(0x7f0000000e40)={0xffffffff}, 0x13f, 0xc}}, 0x20) write$rdma_cm(r1, &(0x7f0000000ec0)=@connect={0x6, 0x118, 0xfa00, {{0xb35, 0x6, "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", 0xa5, 0x9, 0x2, 0x8, 0x4335, 0x213b, 0x7f, 0x1}, r2}}, 0x120) 2018/03/31 00:40:24 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = fcntl$dupfd(r0, 0x406, r0) sendmsg$rds(r1, &(0x7f0000002940)={&(0x7f0000000480)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10, &(0x7f00000028c0)=[{&(0x7f00000004c0)=""/4096, 0x1000}, {&(0x7f00000014c0)=""/7, 0x7}, {&(0x7f0000001500)=""/179, 0xb3}, {&(0x7f00000015c0)=""/75, 0x4b}, {&(0x7f0000001640)=""/152, 0x98}, {&(0x7f0000001700)=""/252, 0xfc}, {&(0x7f0000001800)=""/152, 0x98}, {&(0x7f00000018c0)=""/4096, 0x1000}], 0x8, 0x0, 0x0, 0x10}, 0x4000) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r3}) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r4, 0x6000000000000000, &(0x7f0000000140)) execveat(r2, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:24 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f0000000300)={0x5, 0x8000000000000004, 0xffffffffffffeff8}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:24 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)=ANY=[@ANYBLOB='oncommit,\x00']) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:24 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x5}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000080)) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:24 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r1 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = fcntl$getown(r1, 0x9) perf_event_open(&(0x7f00000001c0)={0x4, 0x70, 0x9, 0x8, 0x2, 0xfff, 0x0, 0x4, 0x24000, 0xb, 0x6, 0x0, 0x401, 0x1, 0x7, 0x0, 0x6, 0xff, 0x5, 0x4, 0x39, 0x100000000, 0x1, 0x1ff, 0x81bf, 0x9, 0x1, 0x5f42, 0x6, 0x4, 0x7fff, 0x0, 0xacd, 0x7fffffff, 0x2, 0x9, 0x2, 0x4, 0x0, 0x800, 0x1, @perf_bp={&(0x7f0000000180), 0x1}, 0x8001, 0x2, 0xfffffffffffffffa, 0x3, 0x4, 0x4, 0xa12}, r2, 0x8, r0, 0xb) ioctl$VHOST_SET_VRING_NUM(r1, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r1) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:24 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:24 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000280)={0x26, 'skcipher\x00', 0x0, 0x0, 'xts-serpent-sse2\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0), 0x0) writev(r1, &(0x7f0000000200)=[{&(0x7f0000001c40)="5e54f2bfe6bef2fd1cbe8696064093c77dd5090e498b444f7bb2627ada4a18dff9d88a383ec88eaceae49959febe6051e5d3635d1f09e9a73ba82c191a60b1d8e6c90f3aad47a3fc89fe5dcab16fdfa809927a70357ff5012fe0607551c8ecedf210b7a41a4fce6045dd7f53a2e87d058fc721aeb3c16e6a0086448cc35c241ef0368da86ace100619464fa3f54d4d34dd448f27d298fd27e58e60e359879355fed820df445246eb33d962961b1636264c769f679452e23a8a924b5690910799f1ad997859f1271597d858b3852c85b5534a2689a6ee441c04a42e8535b7e7f3", 0xe0}], 0x1) [ 109.212291] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:24 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e24, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x63}}, 0x0, 0x8080, 0x401, 0x100000001}, &(0x7f00000001c0)=0x98) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000200)={r1, 0x2ad, 0x10}, 0xc) r2 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) flock(r2, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000240)={r1, 0xd158}, &(0x7f0000000300)=0x8) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r2, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:24 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(r2, 0xc058534f, &(0x7f0000000480)={{0x2, 0x7fff}, 0x1, 0x4, 0x200, {0x2, 0x5}, 0x7ff}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:24 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ppp\x00', 0x20000, 0x0) getpeername$packet(0xffffffffffffffff, &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000540)=0x14) ioctl$KVM_SET_XCRS(r1, 0x4188aea7, &(0x7f0000000180)={0x6, 0x0, [{0x81, 0x0, 0x1}, {0x3, 0x0, 0x4}, {0xed0, 0x0, 0x8}, {0x4, 0x0, 0x100000001}, {0x9, 0x0, 0xffffffffffff8fc4}, {0x3, 0x0, 0xff}]}) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0x1) r3 = geteuid() setsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000580)={{{@in6, @in6=@local={0xfe, 0x80, [], 0xaa}, 0x4e21, 0x3, 0x4e20, 0x200, 0xa, 0xa0, 0xa0, 0x3e, r2, r3}, {0x0, 0xf4, 0x8, 0x3, 0x5, 0xa680, 0x9, 0x7}, {0xffffffffffffff87, 0x6, 0x3, 0x1ff}, 0x61dc, 0x0, 0x0, 0x1, 0x1}, {{@in=@multicast1=0xe0000001, 0x4d4, 0x6c}, 0xa, @in6=@local={0xfe, 0x80, [], 0xaa}, 0x34ff, 0x0, 0x0, 0x4, 0xda, 0x4, 0x1}}, 0xe8) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)=ANY=[@ANYBLOB='ref_verify,ft,\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00']) [ 109.278463] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:24 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000280), &(0x7f00000002c0)=0x4) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000140)={0x0, 0x8}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f00000001c0)={r1, @in={{0x2, 0x4e21, @loopback=0x7f000001}}, 0x8001, 0x80000001}, 0x90) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x7, 0x9, 0x0) 2018/03/31 00:40:24 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f000001f000)={0x26, 'aead\x00', 0x0, 0x0, 'generic-gcm-aesni\x00'}, 0x58) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-vsock\x00', 0x2, 0x0) 2018/03/31 00:40:24 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x100000000010001, 0x8000, 0x7, 0x5, 0x4, 0xc3b}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:24 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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&(0x7f0000001280)=0x2) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r6}) 2018/03/31 00:40:24 executing program 4: r0 = getpgrp(0x0) r1 = syz_open_dev$dspn(&(0x7f0000000100)='/dev/dsp#\x00', 0xdc1, 0x8801) openat(r1, &(0x7f0000000180)='./file0\x00', 0x488000, 0x8) sched_setaffinity(r0, 0x8, &(0x7f0000d81ff8)=0x101) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000040)='./control/file0\x00', &(0x7f0000000080)='./control\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) unlink(&(0x7f0000000140)='./control\x00') close(r2) 2018/03/31 00:40:24 executing program 1: exit(0x1) r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000480)=0x0) syz_open_procfs(r1, &(0x7f00000004c0)='mounts\x00') r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r3}) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r4, 0xfff, &(0x7f0000000140)) execveat(r2, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:24 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000140)) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:24 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) socketpair(0x7, 0x0, 0x50, &(0x7f0000000140)={0xffffffffffffffff}) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000300)=@nat={'nat\x00', 0x19, 0x2, 0x250, [0x20000540, 0x0, 0x0, 0x20000570, 0x20000760], 0x0, &(0x7f0000000180), &(0x7f0000000540)=[{0x0, '\x00', 0x0, 0xfffffffffffffffc}, {0x0, '\x00', 0x0, 0xfffffffffffffffc, 0x2, [{{{0x1f, 0x4, 0x11, 'syzkaller1\x00', 'lo\x00', 'syz_tun\x00', 'bpq0\x00', @random="bb22d8bc00d0", [0xff, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0xff, 0xff, 0xff, 0x0, 0x0, 0xff], 0x70, 0x70, 0xe8}}, @common=@NFLOG={'NFLOG\x00', 0x50, {{0x800, 0x75ca, 0x9, 0x1, 0x0, "bb0e92b446deee46908b870b5b8a643be7979aaf3fbb86bfc632449bde612a287437f104386b964d0693d54844ae9261b1af38e316babe5931e7033c29e441d4"}}}}, {{{0xb, 0x0, 0x88b5, 'ip6_vti0\x00', 'vlan0\x00', 'syzkaller0\x00', 'bond0\x00', @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [0xff, 0xff, 0xff, 0x0, 0x0, 0xff], @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}, [0x0, 0xff, 0x0, 0x0, 0xff], 0x70, 0xa0, 0xd8}, [@common=@CONNSECMARK={'CONNSECMARK\x00', 0x8, {{0x1}}}]}, @snat={'snat\x00', 0x10, {{@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, 0xffffffffffffffff}}}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffc}]}, 0x2c8) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:24 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f0000000140)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) [ 109.606376] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:24 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:24 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) fcntl$getownex(r1, 0x10, &(0x7f0000000240)={0x0, 0x0}) getresuid(&(0x7f0000000280), &(0x7f00000002c0), &(0x7f0000000300)=0x0) getresgid(&(0x7f0000000340), &(0x7f0000000380)=0x0, &(0x7f00000003c0)) r5 = gettid() getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000000400)={{{@in=@multicast1, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6}}, &(0x7f0000000500)=0xe8) fstat(r0, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f00000005c0)=0x0) getresuid(&(0x7f0000000600)=0x0, &(0x7f0000000640), &(0x7f0000000680)) getresgid(&(0x7f00000006c0)=0x0, &(0x7f0000000700), &(0x7f0000000740)) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000e00)=0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000e40)={0x0, 0x0}, &(0x7f0000000e80)=0xc) getgroups(0x4, &(0x7f0000000ec0)=[0x0, 0x0, 0xffffffffffffffff, 0x0]) r14 = getpid() getresuid(&(0x7f0000002680), &(0x7f00000026c0), &(0x7f0000002700)=0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000002740)={0x0, 0x0, 0x0}, &(0x7f0000002780)=0xc) sendmmsg$unix(r0, &(0x7f0000002840)=[{&(0x7f0000000080)=@abs={0x1, 0x0, 0x4e22}, 0x6e, &(0x7f0000000200)=[{&(0x7f0000000100)="c43a4d71ec923897d37f89349116233c699b7b548e694244bb37bb47e1ec4dad514c4522c629c31f943aea0324aa656057a63561f582ed0678844ffbed597fc825e98745b95b4e9d8b3b1e3fbcb61245339b2b462c228938602b6098f8922329a6c879f4c4b8dbc91faee9d647a9ee1715f68739565bc65535547372bfc36a5ae0a0951ac570790dc4d4ed318bad7dad7e2cd8dcf4485ee7dc3372a85ad1ef51c018c7d606358e202c064c78b857bd8b6c466c55600295831ace79b6a30d4f4cbcad2a9a324c2386457cdd7828ac819ad1aa3d909c6e2f3351f34a0383bbd88f3c05b781b5273274e6c237", 0xeb}], 0x1, &(0x7f0000000780)=ANY=[@ANYBLOB="20000000000000000100000002000000", @ANYRES32=r2, @ANYRES32=r3, @ANYRES32=r4, @ANYBLOB="0000000028000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYBLOB="18000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r0, @ANYBLOB="20000000000000000100000002000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r7, @ANYBLOB="000000001000000000000000010000000100000038000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r1, @ANYRES32=r0, @ANYRES32=r1, @ANYRES32=r0, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYBLOB="1000000000000000010000000200008c", @ANYRES32=r8, @ANYRES32=r9, @ANYRES32=r10, @ANYBLOB='\x00\x00\x00\x00'], 0x108, 0x1}, {&(0x7f00000008c0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000d80)=[{&(0x7f0000000940)="b428697297e6eca349506343622e36f8ecfc9faf67ed304aa699ca0311dbdbcba6e7323dfcb1fb66c1bcf619ee3f768d1c786c875951575481bf38a32d050d71c38ec9abd83ac42ce7311428666fc9ec928bd6a58297fbeb5d8004dc293a2c49882e84b918d57bcdf7d951417806f6d8bf8796d0ec6d7b46e47b47a19af95ade91940b80f99fa86d3a85b17fe2a8ad61", 0x90}, {&(0x7f0000000a00)="e4f9c5c000b13d44a14ae4438439e5a973026328ef152feb109627ea2b40d93651b2a059b629fb10a4b73653f9bbc2ba45138d703d86803cda60666de126a0cd151a1a5756861541fafca27ba49633154eb757c2d65b5c91dcce1b677c30acfb9d086eb7dd818373cd788b3fc551f6eca10fdd08c9d4ca1ea17b169796d83b1989c119cd48e2253756dbc8b12923516bc4c599ef32e9a6f437553e2f1b9782b92c65d828f728884af556444ed76f1f40a2134fd2461b0c5c89585216db551bb1a5dfa25f741a88ae864a7dd9e188affde6b74517b1c05bd78dc9b0176bb8f706dc03e5f1b1701655c12e75eaaf51a9afd956e9b443827b729b73a7e6", 0xfc}, {&(0x7f0000000b00)="364f1f78c665f4086fd009cb4d5b5f506f9048", 0x13}, {&(0x7f0000000b40)="ef5b32fd60cbe7c7c2bbace5664345aca0b88c835f1f618a72eeaefbb2c58db858db6b512e848a796d0b2202e323e44497a4064f2312cb07d0f6b489e6711aa8f12495dcbeb1521b6c0d95a68f1e4ba64fdd0929831385cdef08f940614f2d113335978d71f133cb382b7dc8f3c95a79d2f13bb1dac394e196244f513c0826abe37e1663c39ae0957b93f58644883a2908b98c2fa091159dddc5f3f8218c69eecc4228b1459e", 0xa6}, {&(0x7f0000000c00)="b4587663ddd165b95e73a19df33936eb06a7907d85243dc68e03bd6bebf1e978b3d1ce844fad4ea57562575a25da9ea58ce2129f2944d9b5e057722c0d6faf6eeb78ccca163733a84008c441b416c979b55834a1fffaf8b28a92db3a84f86f3b1647f2dc4535cb38a1dbb9b3023cf521f30c44db6a1f5c1a286eaf66d5a19767814aae369183b2fa349ebfe798cf1e84d34c9db70e631c83ed05df8c00a3f574b43237b16ee036dba8a261da7e099595a0a6f33e1991827496640df4391a3b6ff830e22f9114f087c85d30a732282786c5f3ee37", 0xd4}, {&(0x7f0000000d00)="56cbb7597277", 0x6}, {&(0x7f0000000d40)="2901c3bcc51c6756237e016993585dbf3d5b3911c70ad4fcdffcff64161e0c6ead7c190d72ef9529fa21cc4dc69c7ebe29b999054f6305edaf6e82", 0x3b}], 0x7, &(0x7f0000000f00)=ANY=[@ANYBLOB="28000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="0400000018000000000000000100000001000000", @ANYRES32=r1, @ANYRES32=r1, @ANYBLOB="20000000000000000100000001000000", @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r0, @ANYBLOB="20000000000000000100000002000000", @ANYRES32=r11, @ANYRES32=r12, @ANYRES32=r13, @ANYBLOB='\x00\x00\x00\x00'], 0x80, 0x1}, {&(0x7f0000000f80)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f00000025c0)=[{&(0x7f0000001000)="e2ea62369040cced0c8dab034ab86d054dcb9885052703168217d3f45d10e86c663eb61a32830c7605f5e782ecd786298277f675af95ccf050d305a1c7fa0f862637dba0c2a565d058514d8c5a825e3e222c22e86d149aa4ad5da72c94f51fcc486333ae5f2cbda29491e8f6d15bf24bee70bda8958a5743faf8", 0x7a}, {&(0x7f0000001080)="ac8d82fe14a297465109b0dba969ceb756291fa22eda088d9a31913c9c85124ed33ec33b2d5663db378db18a61e517cd422c6067815fbee41883d250e6f3d1311eb22df22088", 0x46}, {&(0x7f0000001100)="ec8fa25b352e975c68c1833d4ff6648ea8dea618f694b31c8658357de943d6ba265b9b376756bcbf75ddd2e3e57990f9095a02f86f87e487f90a84a52c5be510057ba946281aea23469d11a3f04442bc5c6bdf7179eea04a2d8f9122e6a53ec49274d77202fae39e0b944391ad6f03f8ce484c852b5d2a8882e7cf39b4155330f9a804070797c5e2e7fcc5472801f08ea2ff9a87c4649528f67adf796691dc88bd0eac0226f80bdebe17a71a01e7221a472e4b4176e12fa00434787539f3504aa8397fcbf72c3028b58cc45da7b60471c45a9f45", 0xd4}, {&(0x7f0000001200)="5c0dd1e8ab933893e8fdc7b56c0035cd6742dfe82e4a038b870a0d60b4374f55d34edc49832c1edbd1357053add413a3b8ee9875d5acf48a1c7e32accdfd9547f5a23064a1803db30d829a178b233104", 0x50}, {&(0x7f0000001280)="b1af53564937097238e48555d16da520c4638c406618b7503778abd07b4f698e8f3f488fb49d84dad2cc3644e9fe3d246d5ae44e7b4f4c8e4ed785ad329d536c16bcac92d0ef86fbe6f628d6b75d92ef0a351b4a80098425c3dcb12cda36d011cf61842760592fddf1c71d4d24a68eb5a6e577a7318b3881cf6feca6146f68e0e0637f2c44fe17e1b0c1252e1af9ed69eea7840e58b702559d53a450365d631c778a5e", 0xa3}, {&(0x7f0000001340)="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", 0x1000}, {&(0x7f0000002340)="de615bdbf080490a843f1aa17786fe7bfa78480dce646ac2aa26a171e728130cf5e4d59bdd2107b5afe30f3862b51d7ce5502a75d431170df2dc908fca79c74a2ac7462176003490dc1f9eee69b7e7427d53824270eb0771ab3a119accb585ccbde4d9a7a8472f92b7b8857348b38d2f563d84d36b900f73db0ae71ecddb0f2cbbbee20c6be1a1c7aaa271513e045783f1394bf890e64053f935e793c82bc6271441dc640a0ed7f3fb1463f932c59c8070", 0xb1}, {&(0x7f0000002400)="4051140cb6522f94f946bea9965e4154da19166f83b3461b47a55e4a355fd7783c7ed57731085b5d6d46124ce62b1f28c46e5cab62e22c1ca0a3614fc903ff06670e73a6f4de39b6417a65153a4c67c8309eea557154d1f841f9b137c514709c2bd7e428d04a3867bdfa1ed62e836a9fe4bb69122edc1e181f635a5448d9f6066bf6ca7d2166726480be5aa3a07c5f0ddb7bf2fd0a93b460e673657d08390699324c0f68e12db5872113513eeb8561bd8d52d2a98f5adf4b65f0769aeb974be06ca857fb92fdcc96d02aa4182895c2aea74c6b3bc2", 0xd5}, {&(0x7f0000002500)="711238bc9591b521883d84be18e40b8eaed6e6f10af25fcd98ed796fd64bad4bd1f6be66e48b092a14639cf6977b51dae63e2a50fc5b3aca1163ecc713061bb7050a425ff723770cc60a5d0099ba67c33a458e7be1fd810a2a822a2d12dca852b50280018d31bb4b03ae94b4adb99c7a457a97cf66353dc0642a6487997a717711f41f43b75363acea068ba03e78491a510f3ecb5c41747ccf4eafe1754d8ded86d6f2f3bdac", 0xa6}], 0x9, &(0x7f00000027c0)=[@cred={0x20, 0x1, 0x2, r14, r15, r16}, @rights={0x28, 0x1, 0x1, [r1, r0, r1, r1, r1]}], 0x48, 0x80}], 0x3, 0x40000) 2018/03/31 00:40:24 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x40, &(0x7f0000000140)={'raw\x00'}, &(0x7f00000001c0)=0x54) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:25 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000001c0)={0x1d, 0x2, 0x60000000002}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:25 executing program 2: r0 = socket$inet_sctp(0x2, 0x1, 0x84) r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/ashmem\x00', 0x18000, 0x0) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000440)='/dev/vcs\x00', 0x400, 0x0) r3 = accept$ipx(0xffffffffffffffff, &(0x7f0000000480), &(0x7f00000004c0)=0x10) poll(&(0x7f0000000500)=[{r0, 0x10}, {r1, 0x2000}, {r2, 0x1000}, {r3, 0x2}], 0x4, 0x100000000) r4 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x48000, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f0000000380)=0x0) r6 = syz_open_procfs(r5, &(0x7f0000000400)="05000010000000003600cd43609d60529aa3575df9932e32") ioctl$EVIOCGEFFECTS(r6, 0x80044584, &(0x7f0000000080)=""/235) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000540)={@remote={0xfe, 0x80, [], 0xbb}, 0xff, 0x2, 0x1, 0x4, 0x4, 0x6, 0x3}, &(0x7f0000000580)=0x20) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000005c0)={'bridge0\x00', 0x0}) socket$inet_dccp(0x2, 0x6, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000004dc0)={&(0x7f0000000340)={0x10}, 0xc, &(0x7f0000004d80)={&(0x7f0000000640)=ANY=[@ANYBLOB="2c80000010000904000000080000000000000c82ebe1f66f98aa80087d47d83cc873fe349a90470100b4afd646fa7ddad16bc9afb2a983ef99da2ea28bdb7b369d4e36052fd8cd35196a55b0faa4bcad60a124cb1443b847dbfad478da4721f03e93eaca90bf0ea207000000b13b528ae6e0a9f73bc241d932c8c9934c64b703609bb05ec894ba9c0df4cd4fea325fbc666669f1d21c7ee7ef26a33283a7a16f7de89a6de9e50e9e5c21bc4d703ae99c8114c8a7a09438e7b16b0bfd9698ba178b7f4209ddf5df7bb313b82c5cd0a8c1e6669b77c608a6018b3fbd1aa625ce8b09e89cf64e15154fb02253f63f79454df75a91582764079bf04ffe5fd22c1d37e4234ef2d01551f2553e5304952dc4cce90b142bfadf0ea0f0f827", @ANYRES32=r7, @ANYBLOB="fe000000000c000100ffffffff06000000000000"], 0x2c}, 0x1}, 0x0) ioctl$EVIOCGMTSLOTS(r4, 0x8040450a, &(0x7f00000003c0)) setsockopt$inet_sctp_SCTP_NODELAY(r4, 0x84, 0x3, &(0x7f0000000780)=0x8000, 0x4) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT(r2, 0x28, 0x6, &(0x7f0000000040)={0x0, 0x2710}, 0x10) r8 = gettid() ioctl$KVM_SET_SIGNAL_MASK(r2, 0x4004ae8b, &(0x7f0000000600)=ANY=[@ANYBLOB="4100000091d543aa20543c5717b17ea48aec331db0506ba509fd065a024b98bb3817f0f3972998542622245152f2252a8629f9c88fd84e80a4"]) get_robust_list(r8, &(0x7f00000002c0)=&(0x7f0000000280)={&(0x7f00000001c0)={&(0x7f0000000180)}, 0x0, &(0x7f0000000240)={&(0x7f0000000200)}}, &(0x7f0000000300)=0x18) 2018/03/31 00:40:25 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="cc1373fc000000000000000000000000000000000000000000000000000000003030b86e0d5f4090902c6457136cf04d000001000000000001000000000000005f42485266535f4d070000000000000000204000000000000000020000000000000000000000000000000000000000000000c0010000000000700000000000000600000000000000010000000000000000100000001000000010000000100000610000000500000000000000000000000000000000000000000000004503000000000000000000000001000000000000000000c001000000000000180100000000001000000010000000100000000000000000000000000000000000000000000000000000000000000000e07956565b5f45a6bad668ef5e4a3a4f3030b86e0d5f4090902c6457136c", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r6}) 2018/03/31 00:40:25 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000180)={0x80000020, 0x1400000000001}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:25 executing program 6: r0 = open(&(0x7f0000000080)='./file0\x00', 0x200000, 0x100) r1 = syz_open_pts(r0, 0x600) ioctl$TCSETAW(r1, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:25 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0xc05c5340, &(0x7f0000000100)={0x10000, 0x80000001, 0x3f, {0x0, 0x989680}, 0x38c5, 0x6}) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:25 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0xffffffffffffff1f) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:25 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) r2 = syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0xfffffffffffffff8, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r2, 0x40086408, &(0x7f00000000c0)={0x4, 0xd2}) 2018/03/31 00:40:25 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) remap_file_pages(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x3, 0x2, 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000032e000)) chdir(&(0x7f0000f95000)='./file0\x00') r0 = open(&(0x7f00000000c0)='./bus\x00', 0x141042, 0x0) ioctl$void(r0, 0xc0045878) pwritev(0xffffffffffffffff, &(0x7f0000001580)=[{&(0x7f0000000140)="57f497c07989c619e48c28775f63e222da551e9b6789bb5d6fde46b2dc89543af1a8f144729ae3", 0x27}], 0x1, 0x0) r1 = request_key(&(0x7f0000001600)='keyring\x00', &(0x7f0000001640)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000001680)='\x00', 0xffffffffffffffff) r2 = request_key(&(0x7f0000001740)='logon\x00', &(0x7f0000001780)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000017c0)='&\x00', 0xfffffffffffffffd) keyctl$search(0xa, r1, &(0x7f00000016c0)='keyring\x00', &(0x7f0000001700)={0x73, 0x79, 0x7a, 0x0}, r2) ftruncate(r0, 0x8000) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(0xffffffffffffffff, 0x84, 0x1e, &(0x7f0000001340), &(0x7f0000001380)=0x4) r3 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0x800002, 0x2010, r0, 0x1fffc) getsockopt$inet_sctp_SCTP_ASSOCINFO(r3, 0x84, 0x1, &(0x7f0000000080)={0x0, 0xffffffffffffffff, 0xffffffffffffffc0, 0x200, 0x0, 0x2}, &(0x7f0000000100)=0x14) read(r0, &(0x7f0000000240)=""/4096, 0x1000) r5 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") getsockopt$inet_IP_XFRM_POLICY(r5, 0x0, 0x11, &(0x7f0000001480)={{{@in6=@dev, @in6=@mcast2}}, {{@in=@dev}, 0x0, @in6=@loopback}}, &(0x7f00000015c0)=0xe8) ioctl$sock_inet_SIOCADDRT(r5, 0x890b, &(0x7f0000000040)={0x4, {0x2, 0x4e22, @dev={0xac, 0x14, 0x14}}, {0x2, 0x4e23, @loopback=0x7f000001}, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x19}}, 0x0, 0x0, 0x0, 0x0, 0x8000, &(0x7f0000000000)='syzkaller1\x00', 0x8001, 0x0, 0x81}) epoll_wait(r5, &(0x7f0000000200)=[{}], 0x1, 0x10000) fcntl$setstatus(r0, 0x4, 0x5ffd) pread64(r5, &(0x7f0000003c00)=""/4096, 0xffffff72, 0x0) ioctl$TIOCLINUX6(r5, 0x541c, &(0x7f0000001300)={0x6, 0x3}) r6 = add_key$keyring(&(0x7f0000000180)='keyring\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffe) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r5, 0x84, 0x22, &(0x7f0000001280)={0x2000000000005, 0x0, 0x0, 0xfffffffffffffffc, r4}, &(0x7f0000001240)=0x10) add_key$keyring(&(0x7f0000000480)='keyring\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, r6) request_key(&(0x7f0000000680)='dns_resolver\x00', &(0x7f0000000700)={0x73, 0x79, 0x7a}, &(0x7f00000006c0)="7b2d23776c616e3076626f786e657431766d6e657430142400", 0x0) setsockopt$inet_sctp_SCTP_RESET_ASSOC(0xffffffffffffffff, 0x84, 0x78, &(0x7f0000000440)=r7, 0x4) ioctl$TIOCGSID(r5, 0x5429, &(0x7f0000000500)) request_key(&(0x7f00000000c0)='ceph\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000140)='vboxnet1\x00', 0x0) 2018/03/31 00:40:25 executing program 2: r0 = socket$inet_sctp(0x2, 0x1, 0x84) socketpair(0x13, 0x5, 0x7, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) sendfile(r1, r0, &(0x7f0000000040), 0x3) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r2, 0x84, 0x7, &(0x7f00000002c0), &(0x7f0000000300)=0x4) getsockopt$bt_BT_RCVMTU(r2, 0x112, 0xd, &(0x7f00000001c0)=0x3, &(0x7f0000000280)=0x2) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000100)=[{0xc, 0x3}, {0x7, 0x4}, {0x8, 0x13e}, {0xb, 0x4}, {0x0, 0x1}], 0x5) listen(r0, 0xfffffffffffffffa) r3 = socket$netlink(0x10, 0x3, 0x4) ioctl$sock_netrom_SIOCGSTAMPNS(r1, 0x8907, &(0x7f00000000c0)) writev(r3, &(0x7f000051c000)=[{&(0x7f0000000200)="480000001400190d76a81014aed182f30284470080ffe00600326b18abdc757c595603ca0016087f89000000200000000101ff0000000309ff5bffff08c7e5ed5e00000000000000", 0x48}], 0x1) pwritev(r3, &(0x7f0000000080)=[{&(0x7f0000000000)="7ca836da0d", 0x5}], 0x1, 0x0) ioctl$sock_ipx_SIOCIPXCFGDATA(r2, 0x89e2, &(0x7f0000000140)) 2018/03/31 00:40:25 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000004fc8)={&(0x7f0000000280)={0x10}, 0x0, &(0x7f0000881ff0)={&(0x7f0000714c7c)={0x14, 0x2000004f, 0x101}, 0x14}, 0x1}, 0x0) ioctl$KVM_SET_XSAVE(0xffffffffffffffff, 0x5000aea5, &(0x7f00000002c0)={"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"}) r1 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r2 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r2, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) ioctl$KVM_NMI(r2, 0xae9a) ioctl$DRM_IOCTL_INFO_BUFS(r1, 0xc0106418, &(0x7f0000000100)={0x5, 0xffd, 0x8, 0x6a, 0x8, 0x1f}) 2018/03/31 00:40:25 executing program 7: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'gre0\x00', 0x0}) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000080)={r1, 0x1, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x10) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r2 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") r3 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r2, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r3) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:25 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r6}) 2018/03/31 00:40:25 executing program 6: r0 = syz_open_dev$amidi(&(0x7f0000000100)='/dev/amidi#\x00', 0x1, 0x840) ioctl$KDDELIO(r0, 0x4b35, 0x5) syz_open_pts(r0, 0x0) ioctl$sock_bt_hidp_HIDPGETCONNLIST(r0, 0x800448d2, &(0x7f0000000300)={0x3, &(0x7f0000000140)=[{}, {}, {}]}) r1 = socket$netlink(0x10, 0x3, 0x7) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0xfffffffffffff800, 0x12802) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000340)={r0}) 2018/03/31 00:40:25 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e22, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x2, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000180)=ANY=[@ANYBLOB="7a65665f9bca1e1666792c66e66e505581686f6e636f6dff0f006c0d45d075fc484d8488784b0d56fb3e8fd9b7aecca43195317ad0b8fa351069a3ce"]) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000600)='/dev/rfkill\x00', 0x82200, 0x0) ioctl$KVM_GET_CPUID2(r1, 0xc008ae91, &(0x7f0000000640)={0x6, 0x0, [{}, {}, {}, {}, {}, {}]}) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f00000004c0)={0x0, @in6={{0xa, 0x4e23, 0x3f, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, 0x9}}, 0x401, 0x8, 0x7f, 0x4, 0x12}, &(0x7f0000000340)=0x98) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000380)={r2, 0x16}, 0x8) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r0, 0x84, 0x79, &(0x7f00000005c0)=0x5983, 0x4) ioctl$sock_inet_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000140)={'ipddp0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000400), &(0x7f0000000580)=0x4) r3 = syz_open_dev$sndpcmp(&(0x7f00000001c0)='/dev/snd/pcmC#D#p\x00', 0x609, 0x80000) ioctl$DRM_IOCTL_INFO_BUFS(r3, 0xc0106418, &(0x7f0000000300)={0x4, 0x7, 0xfffffffffffffdfc, 0x0, 0x10, 0x2}) sendmmsg(r0, &(0x7f0000001300), 0x0, 0x0) socket$inet6_sctp(0xa, 0x3, 0x84) 2018/03/31 00:40:25 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x400000000800004, &(0x7f0000000540)) ptrace$setsig(0x4203, r3, 0x57fc, &(0x7f0000000480)={0x1e, 0x9, 0x0, 0x87a}) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 110.715592] mmap: syz-executor4 (9999) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.txt. 2018/03/31 00:40:26 executing program 6: r0 = accept$inet6(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0, @local}, &(0x7f00000000c0)=0x1c) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000100)={@in6={{0xa, 0x4e23, 0x3, @remote={0xfe, 0x80, [], 0xbb}, 0x1}}, 0xf800000000, 0xe1, 0x10001, "e72ebff59582150f8f7ae341d469979cf004e4d2d10baffb6a54d85ea0cfbb7d2a3fb72d57e386a4e412d232cc87fb4c0453e7f983b33e9ec93c8f8aa18b75ed7e527759a3af0fb3b8abec51235cc2e4"}, 0xd8) syz_open_pts(0xffffffffffffff9c, 0x600) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000300)={0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000340)=0x28) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000380)={r1, 0x9, 0x0, 0x7, 0x7, 0x8d2e}, 0x14) r2 = fcntl$getown(r0, 0x9) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000200)=r2) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) r4 = socket$inet6_sctp(0xa, 0x1, 0x84) getpeername$packet(r4, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00000002c0)=0x14) ioctl$int_out(r0, 0x5460, &(0x7f0000000240)) 2018/03/31 00:40:26 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000500)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r2, 0xc01064b5, &(0x7f00000004c0)={&(0x7f0000000480)=[0x0], 0x1}) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r2) 2018/03/31 00:40:26 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) sendmsg(r0, &(0x7f0000001780)={&(0x7f0000000140)=@l2={0x1f, 0x8, {0x100000000, 0x5, 0x5, 0x2, 0xc89, 0x1000}, 0x2, 0x5}, 0x80, &(0x7f0000001580)=[{&(0x7f00000001c0)="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", 0x1000}, {&(0x7f00000011c0)="7f24d9c44823b10fa52b27ca4a388d42997c28bc6a82b123c41f637f3302aab0d93813026c7810c2cfa9b8416fbf97bd0c8773cf7a4dd2881e212953b11eadf2659a554af389a81f8ce4", 0x4a}, {&(0x7f0000001240)="2479638d6e232776b2f072d36da6e26b4b1f537c135f6f7565284df1220123fd19a0ee3e6a2d0e7b77fec2d17317be67b468ad1d4c0cd9074e2a122c1abc4d2156d293019856c8f5cea52b13971b2376824a517139966eb7cc4c79db61a7f9857b700eb6e990ffce", 0x68}, {&(0x7f00000012c0)="d6758a3dcb5546e8d73c62b2cac5dd71cb0d3b5ad77d47516ce77ef49d573f9f6375a2bca4ad7307ad143aca845a2c7418860c9db2c764ef7138201c0f4ce4f7dce168817b6ed50c7558e0430a4679da4f6b3edc09a33f55a17e188a1b8d877c8ba716d3207ba2e5407671416ea6097892d00f1265573ca1018120e04671f2332b3b13c8cedfa053c7cf29ce90908e7f13343805c39d11bf6e7f76425d6b6c65c75f1d7b277baf806cb317d21fb12130dbe552144dd5dd232f861cad85917400f379f812373a3d31ee3e40705cf2fe6055fa8f78818d7a85f9c65bd2dc65ae7e64d2a12ad5f237b9b05906eaeea2b643c30d", 0xf2}, {&(0x7f00000013c0)="eaae32ae974d90baf149f66f77230152ac5e4132bf75039594b2d0e08ae6f4cdae77a997d4a58958f75a10e9933f5c421fbeb3af53f5bf5043bf48a62c1d77d25bc00899f194e0c5d6e47a1d76dd868aecac0fe0387ab3a016fd0764441c8af6662262c3f06ade07dca3990ff2ad93c10e9be37cf6770182b338db0a9203b463a9d0202301aed37840837c6b427f37b8f04e25caa072088fee1e76f02dc74e7d4b689b51d8c4de9137a8891d2f924b5e3f301c610aeea45007a58e1d756d8a444572b43cc3052f3f", 0xc8}, {&(0x7f00000014c0)="33d3539f05b69480d887d408be30b0f20984c2c322b153a7fad4eefbc6b33fd63fd1e8731bb9cc32ac28775f60b01ccfee579ef1b66593f96c9b461f7c2d61a192291631b4823436cd862aaaacff30567243619924244fc5ff307129a312100bb092b1fefdb33562df56b521b2625f46852316aefcaa64769047b0ec4c8846126474b9c3399a48dd0a", 0x89}], 0x6, &(0x7f0000001600)=[{0x90, 0x104, 0x7f, "10671d1d97220bb26ed8f0dedacf59554cad0b3900531ca9cdba14651d2d086b3e55ec5063756c9fdaf3d83f8034c058111dd7cd383c7957d26cf795f24e1dea7f543d9702c18e17dbd31553d29548caec207510aab908e8d8b183d9896d6e55027f86bddf2278bfde8e221ac58b40aac0e858f4b335479de59801c6a363b2"}, {0xb8, 0x103, 0x0, "2635c0d68bf191f3fac2a318ca5643ce5552052179de56ddf21aa7eea1be1b8835b6b6bc6cdee1427ad84e5df29bde82d16d0f69460157115afc0c47583291a45766bd5aab5b5f8df7ed6fb299ff040f6c068d40767f40b0e8d91d10f38ec70ec4e9f5b8d8d19c9b2f41a0b7d73b2afd552882598c23497b8ca2a69be51c977213a716fb2a31de519adc929ab79f643fb97bc4ce9c07ccf544e0df89ab1303dda4a8a4"}, {0x38, 0x116, 0x80, "99045cf7061b1919b6c9611801503c4d8a6e7278d909968f347611b662a515e3385a6f"}], 0x180, 0x880}, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x1) 2018/03/31 00:40:26 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='adfs\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000200)=ANY=[@ANYBLOB="e2410f7fb5b856"], &(0x7f0000000440)=0x1) r4 = dup3(r3, r2, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000decfe0)={0x10005, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_DEASSIGN_DEV_IRQ(r2, 0x4040ae75, &(0x7f0000000040)={0x9, 0x100000001, 0x8, 0x4}) ioctl$KVM_SMI(r3, 0xaeb7) ioctl$KVM_RUN(r2, 0xae80, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000300)=[@textreal={0x8, &(0x7f0000000500)="0f005c0666b8ef0000000f23d00f21f86635300000010f23f866b9770b000066b80000008066ba000000000f30f20f35f30f1bcff4650f01cabaf80c66b8c261a58266efbafc0cb874daef0f236d0f32", 0x50}], 0x0, 0x0, &(0x7f0000000280), 0x100) ioctl$KVM_RUN(r4, 0xae80, 0x0) ioctl$KVM_SET_CLOCK(r1, 0x4030ae7b, &(0x7f0000000080)={0x0, 0x3}) 2018/03/31 00:40:26 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="cc1373fc000000000000000000000000000000000000000000000000000000003030b86e0d5f4090902c6457136cf04d000001000000000001000000000000005f42485266535f4d070000000000000000204000000000000000020000000000000000000000000000000000000000000000c0010000000000700000000000000600000000000000010000000000000000100000001000000010000000100000610000000500000000000000000000000000000000000000000000004503000000000000000000000001000000000000000000c001000000000000180100000000001000000010000000100000000000000000000000000000000000000000000000000000000000000000e07956565b5f45a6bad668ef5e4a3a4f3030b86e0d5f4090902c6457136c", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r4 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r4, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r4, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r4, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r4, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r5}) 2018/03/31 00:40:26 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0xc) sched_getparam(r1, &(0x7f0000000180)) r2 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r2, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:26 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000140)='/dev/vcs#\x00', 0x5, 0x8002) bind$pptp(r1, &(0x7f0000000180)={0x18, 0x2, {0x0, @multicast2=0xe0000002}}, 0x1e) 2018/03/31 00:40:26 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000010c0)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0) ioctl$sock_inet6_tcp_SIOCOUTQ(r2, 0x5411, &(0x7f0000001100)) getsockopt$sock_buf(r1, 0x1, 0x3f, &(0x7f0000000080)=""/4096, &(0x7f0000001080)=0x1000) 2018/03/31 00:40:26 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r4 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r4, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r4, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r4, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r4, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r5}) 2018/03/31 00:40:26 executing program 1: r0 = dup(0xffffffffffffffff) setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000100), 0x4) r1 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) dup2(r1, r2) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r3}) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000480)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r4, 0x6000000000000000, &(0x7f0000000140)) execveat(r2, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:26 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:26 executing program 7: r0 = socket$inet6(0xa, 0x80003, 0x4) getsockopt$IP_VS_SO_GET_DAEMON(r0, 0x0, 0x487, &(0x7f0000000100), &(0x7f0000001680)=0x30) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") nanosleep(&(0x7f0000001640), &(0x7f0000001780)) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r1, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r1, &(0x7f00000016c0)={0x2, 0x8000000000, @multicast1=0xe0000001}, 0xfffffffffffffe1f) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r1) syz_mount_image$xfs(&(0x7f0000000140)='xfs\x00', &(0x7f0000000180)='./file0\x00', 0x7fff, 0x6, &(0x7f0000001580)=[{&(0x7f00000001c0)="ded2ff0752ae44961cde80f418f8f69263c59bf6f6cb9d85da295fac396b66e945d940f7cf3def8c8e6b82b383a775f254a6823894301e1e810b1c3686c46b3564ecc19aa98a3273261b831926d9fa88bf7f2daaa408a323eed019ab4bd0e9f0b5d19df2fd1b05ffb38ca9a82b97e675f3875020a407804ed93cdc98946c1c1f488b00ad44e184d453b8c4bbaf2b36d5a03733d3b4130effa6852cb9cb7074d0ed967f07eecbf1bd9f35b1d7171c5faaf042c28352866a0af420b3181e72f6732f71c16fcefbda6d03ced50a18ec1aad54b9dbc986c6185dd8a9fef00814567f7128d63b0b8f3f66", 0xe8, 0x6}, {&(0x7f00000002c0)="86e1c6d07fcfa1d9676d64ab366b43497b5913b7b15fd71d7d81b752dfa2b8d55511eff9ec19be1c105c976d1acd7e876b6f6b6d5c2a2b6ddc53e7803e43e493dbc375f5c68fdb35b8784d73f7f374f92f9220d19768331065ffc3ac04d5cf3ae2e5244e67a2a6032eb820ad3ce61d6a1fd5a4623861456854b4a7c7f4313f9e", 0x80, 0x6}, {&(0x7f0000000340)="37d1a288a9b58c7794b07c37f5ac96c35ea010cd8c82a0863e3e8f5d20fadc962c82bf0272d5ddd611d4384bf47ab9626ce218d976afaac8e3e59954dcec99d969d5b42723790bf6b86b9608a433f4af5cb2bee8cb047f697e814ea2919b3ccaa6445df7533bab9230844551891513f2cb3d136cf9ed1d08a77d55919fec1fb3bd179574141767e3e3a1f94962993b2c1b9bdaf9596f05bf6cfda01b7de8556b988e490f2cc316a33a0c9eeba33ef3108b800f9dc21561870d02ce626755de10d6f705f9bcb8fe4404f7", 0xca, 0x6}, {&(0x7f0000000440)="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", 0x1000, 0xff}, {&(0x7f0000001440)="5ba77ef0e01c8614967badc03d2cefb471687842f07325c1783ea2777b28eaa5004905df73079293efb62eb4199246073a26751aace19ba8305d113481478fd004438991da28f327b6013a735bd2c1db8b0d0b29e793782a4034c7b6b3e3ee61e320502bb72f8b89c1806bda2e4456032d44edd761fd3f78ad763a6d870146f3305105c2f8007d50226021e41baf79647392aa60a9aff02575e33daf831cf07d7c5ecb", 0xa3, 0x3}, {&(0x7f0000001500)="63d90f0d06c765a46d8619c6e11bad7721d0d998859fa81cc3f9908fe087ad095ae9e971766b313a06aff9bab625c69a581cce701f53fe9dd5e989d31faea554bef3bf7d99ed1b14532aba7ee46eba95124f05a413d1", 0x56, 0x8}], 0x4000, &(0x7f0000001700)=ANY=[@ANYBLOB="6e6f757569642cfa68f71f358e6769642c77737904632c6461782c6261725b6965722c6e6f626172726965722c75737271756f74612c00c7f8dfa704648dcd4015e7308069d624c1477b3a5c2f360d9ef9ee5645ae1267e3"]) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:26 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) setsockopt$inet6_udp_int(r0, 0x11, 0x0, &(0x7f0000000140)=0x4, 0x4) 2018/03/31 00:40:26 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000200)='/dev/vcs#\x00', 0x8, 0x0) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000380)={r0, &(0x7f0000000240)="6f515ecb19dd81a1", &(0x7f0000000280)=""/210}, 0x18) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000100)={0x0, 0x0}) r2 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x100000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xae05, 0x0, 0x0, 0xffff, 0x0, 0x1f, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0xd8b, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa392, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x6}, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x2, 0x40001) close(r2) r3 = socket(0x20000000000000a, 0x2, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f00000003c0)={{{@in=@remote, @in6}}, {{@in6=@dev}, 0x0, @in6=@mcast1}}, &(0x7f00000004c0)=0xe8) getsockopt$inet6_mreq(r3, 0x29, 0x18, &(0x7f0000000000)={@remote}, &(0x7f0000000080)=0x14) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x101000, 0x0) ioctl$TIOCCONS(r0, 0x541d) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xa, 0x1ff, 0x80, 0x2, 0x1, r4, 0x101}, 0x2c) 2018/03/31 00:40:26 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) ioctl$VT_GETSTATE(r0, 0x5603, &(0x7f00000000c0)={0xbdc, 0x1, 0x100000001}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) ioctl$TIOCMBIC(r0, 0x5417, &(0x7f0000000080)=0x2) 2018/03/31 00:40:26 executing program 4: r0 = socket$inet(0x2, 0x80001, 0x0) r1 = creat(&(0x7f0000000600)='./file0\x00', 0xa0) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r1, 0x40405515, &(0x7f0000000640)={0x4, 0x5, 0x2, 0x5, "82ffc9217a54415a48befc1b300484d52aff65fa8a692a682a256458996bc742d83ed381b5ae313366a6d810", 0x9}) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000080)=@nat={'nat\x00', 0x19, 0x2, 0x2d0, [0x20000180, 0x0, 0x0, 0x200003c0, 0x200003f0], 0x0, &(0x7f0000000040), &(0x7f0000000680)=ANY=[@ANYBLOB="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"]}, 0x3fc) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000000)={0x0, 0x0}, &(0x7f0000000100)=0xc) r4 = dup3(r0, r0, 0x80000) perf_event_open(&(0x7f0000000580)={0x1, 0x70, 0x7, 0x6, 0x800, 0xfffffffffffffffe, 0x0, 0x1, 0x600, 0x2, 0xc13a, 0x0, 0x9, 0xffff, 0x9ee, 0x3ff, 0x1, 0x200, 0xb8d6, 0x929, 0x200, 0x7, 0x3, 0x2, 0x1, 0x2e2a00000, 0x7, 0xfffffffffffffff7, 0x101, 0x1ff, 0x10000, 0x77b, 0x4, 0x8, 0x1, 0x7460, 0x9, 0x7fff, 0x0, 0x4, 0x6, @perf_bp={&(0x7f0000000140), 0x3}, 0x2080, 0x7, 0x81, 0x6, 0x1000, 0x80000000, 0xffffffff}, r2, 0x0, r4, 0x1) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000480)={{{@in=@multicast2=0xe0000002, @in=@loopback=0x7f000001, 0x4e22, 0x0, 0x4e20, 0x80, 0xa, 0xa0, 0xa0, 0x2e, 0x0, r3}, {0xfff, 0x1, 0x100000001, 0x100, 0xb2, 0x2, 0x565, 0x4}, {0x1913, 0x1, 0x8b, 0xc92780d}, 0x3ff, 0x6e6bbb, 0x0, 0x1, 0x1, 0x3}, {{@in6=@mcast1={0xff, 0x1, [], 0x1}, 0x4d4, 0xff}, 0xa, @in=@loopback=0x7f000001, 0x3507, 0x3, 0x2, 0x1, 0x4, 0x1, 0x80}}, 0xe8) [ 111.135779] kernel msg: ebtables bug: please report to author: Wrong len argument 2018/03/31 00:40:26 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1e7, 0xa, 0x10001, 0x8000, 0x7, 0xfffffffffffffff9, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = syz_open_dev$audion(&(0x7f0000000180)='/dev/audio#\x00', 0x4, 0x400000c80) ioctl$TUNSETSNDBUF(r2, 0x400454d4, &(0x7f0000000080)=0x3) setsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f00000000c0)=0x30, 0x4) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:26 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='mounts\x00') ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r0, 0x408c5333, &(0x7f0000000300)={0x9, 0x3, 0x101, 'queue1\x00', 0x7ff}) pselect6(0x40, &(0x7f00000abfc0), &(0x7f0000768000), &(0x7f00007fbfc0), &(0x7f0000349000)={0x0, 0x989680}, &(0x7f0000f14000)={&(0x7f00001da000), 0x8}) r1 = socket(0x11, 0x100000802, 0x0) r2 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000000c0)={'ifb0\x00', 0xe86824d2c1c833cb}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) preadv(0xffffffffffffffff, &(0x7f0000000340), 0x0, 0x0) ioctl$TUNDETACHFILTER(r2, 0x401054d6, 0x0) io_setup(0x10, &(0x7f0000000040)=0x0) ioctl$GIO_UNIMAP(r0, 0x4b66, &(0x7f0000000400)={0x4, &(0x7f00000003c0)=[{}, {}, {}, {}]}) fcntl$setlease(r1, 0x400, 0x0) io_cancel(r3, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x8, 0x3f, 0xffffffffffffffff, &(0x7f0000000180)="9d8bb1a6bf39fc697115bad6fde723b029d57b1a25b3c5fa1fc7d1679a7c61e2faa12d881e287c2fba20cfa1d78484c37ede64accd991fcbeb140b39c2abc4d9c5bbe19383c6ed758adef58216e6adba7112d28c8fd6085f66c7422c579c5591782253566ad04965b4aab33d303d55e80369ef1375db7721290bfcbdf58cec4941b3ca505f314d86c8793a6cab22cef272445d5dcd716aa5da9447f03a5ef435519cc06218e24839de29de71e0627d7d7e4843e5d65a0a81c7eefe6ed5373dd62ad264d388a7e8e8c87dfbdada581ac5871978", 0xd3, 0x2, 0x0, 0x0, r0}, &(0x7f0000000280)) syz_open_dev$amidi(&(0x7f00000002c0)='/dev/amidi#\x00', 0x5, 0x10000) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='cpu.stat\x00', 0x0, 0x0) 2018/03/31 00:40:26 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f00000004c0)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 111.213229] kernel msg: ebtables bug: please report to author: Wrong len argument 2018/03/31 00:40:26 executing program 3: socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000080)) r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x2000000000000000, @local={0xfe, 0x80, [], 0xaa}, 0x200000008}, 0x1c) r1 = creat(&(0x7f0000000140)='./file0\x00', 0x110) setsockopt$netrom_NETROM_N2(r1, 0x103, 0x3, &(0x7f0000000180)=0x2, 0x4) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0xff, &(0x7f00000011c0)}}], 0x1, 0x8000) recvfrom$inet6(r0, &(0x7f00000000c0)=""/122, 0x7a, 0x2001, &(0x7f0000000040)={0xa, 0x4e22, 0x7, @loopback={0x0, 0x1}, 0x3}, 0x1c) 2018/03/31 00:40:26 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = pkey_alloc(0x0, 0x1) pkey_mprotect(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x2000004, r1) r2 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r2, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:26 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast2=0xe0000002}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:26 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) socketpair$inet6(0xa, 0x800, 0x8, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x14, &(0x7f00000001c0)={@mcast2, 0x0}, &(0x7f0000000200)=0x14) setsockopt$inet6_mreq(r2, 0x29, 0x1f, &(0x7f0000000240)={@mcast1={0xff, 0x1, [], 0x1}, r3}, 0x14) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) ioctl$TIOCNXCL(r0, 0x540d) getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000100)={0x0, 0x5}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000180)={r4, 0x3}, &(0x7f0000000280)=0x8) r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f000012a000)=[{&(0x7f0000000080)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c36cb62c165dfc66cc80cb6355599d49fa612d63804ffcaffd360ea7997ad62d3dfad7848371ec3f8d82143a0441bfdfeae843f85927c599224756734a36871c04e2a26657ee1ba53410a6ae418", 0x29}], 0x0) 2018/03/31 00:40:26 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) ioctl$TUNGETSNDBUF(r0, 0x800454d3, &(0x7f0000000100)) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000140)={0x0, 0xb185}, &(0x7f0000000180)=0x8) timer_create(0x7, &(0x7f0000000200)={0x0, 0x24, 0x7}, &(0x7f0000000240)=0x0) timer_gettime(r3, &(0x7f0000000300)) setsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f00000001c0)=@assoc_value={r2, 0xb79}, 0x8) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:26 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x4000000000000087) perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x20, &(0x7f00000000c0)=0x0) r2 = add_key(&(0x7f0000000100)='pkcs7_test\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a}, &(0x7f00000011c0)="43292fb6c75f7d6fa17ffb26549e8c4b36a422df8275b7f5e8e389151a6e5396afedec7877201f2d56c7e916fdbcf8144bb7706c17369751b2fd56665f65b7a73cebed703d6c01e89cfef2d818", 0x4d, 0xfffffffffffffffc) add_key(&(0x7f0000000040)='encrypted\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000001c0)="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", 0x976, r2) io_submit(r1, 0x0, &(0x7f0000356ff0)) io_destroy(r1) shutdown(r0, 0x0) r3 = syz_open_dev$dmmidi(&(0x7f0000000180)='/dev/dmmidi#\x00', 0x9e, 0x20000) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r3, 0x54a2) getsockopt$inet_sctp_SCTP_MAX_BURST(0xffffffffffffff9c, 0x84, 0x14, &(0x7f0000001280)=@assoc_value, &(0x7f00000012c0)=0x8) 2018/03/31 00:40:26 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) listen$netrom(r1, 0x3ff) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:26 executing program 6: syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0xfffffffffffffffc, 0x1) r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x400, 0x0) r1 = syz_open_pts(r0, 0x400002) ioctl$TCSETAW(r1, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000), 0x1) 2018/03/31 00:40:26 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x4e22, 0x1, @local={0xfe, 0x80, [], 0xaa}, 0x5}, 0x1c) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:26 executing program 2: pipe2(&(0x7f0000000740)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) ioctl$RNDZAPENTCNT(r1, 0x5204, &(0x7f0000000780)=0x9) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) r3 = socket$packet(0x11, 0x200000000003, 0x300) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000940)={{{@in6=@mcast2, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in=@broadcast}}, &(0x7f00000006c0)=0xe8) setsockopt$packet_add_memb(r3, 0x107, 0x1, &(0x7f0000000700)={r4, 0x1, 0x6, @random="4aa18472e071"}, 0x10) ioctl$sock_ifreq(r3, 0x80000089a2, &(0x7f0000000080)={"6272696467653000e7ffffff00", @ifru_settings={0x5, 0x0, @fr_pvc=&(0x7f0000000040)}}) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}) shutdown(r5, 0x0) openat$rtc(0xffffffffffffff9c, &(0x7f0000000900)='/dev/rtc\x00', 0x80, 0x0) connect$inet(r5, &(0x7f0000000540)={0x2, 0x4e22}, 0x10) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) setsockopt$inet_int(r6, 0x0, 0x18, &(0x7f0000000400)=0x8, 0x4) r8 = socket(0x4, 0x80007, 0x5) accept$unix(r8, &(0x7f0000000440), &(0x7f00000004c0)=0x6e) getuid() gettid() sendmsg$nl_netfilter(r7, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000b80)=ANY=[@ANYBLOB="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"], 0x19a}, 0x1, 0x0, 0x0, 0x80}, 0x14) readv(r5, &(0x7f0000000380)=[{&(0x7f0000000140)=""/126, 0x7e}, {&(0x7f00000001c0)=""/101, 0x65}, {&(0x7f0000000240)=""/39, 0x27}, {&(0x7f0000000280)=""/183, 0xb7}, {&(0x7f0000000340)=""/12, 0xc}], 0x5) r9 = openat$cgroup_procs(r2, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) ioctl$KVM_PPC_GET_PVINFO(r0, 0x4080aea1, &(0x7f00000007c0)=""/11) sync() socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000680)) readv(r9, &(0x7f0000000300)=[{&(0x7f0000000240)=""/188, 0xbc}], 0x1) 2018/03/31 00:40:26 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vga_arbiter\x00', 0x4000, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") openat$vcs(0xffffffffffffff9c, &(0x7f00000011c0)='/dev/vcs\x00', 0x540, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$EVIOCGEFFECTS(r1, 0x80044584, &(0x7f0000001200)=""/47) ioctl$VHOST_SET_VRING_NUM(r1, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r1) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, &(0x7f0000000180)={0x1, 0x401}) flistxattr(r0, &(0x7f00000001c0)=""/4096, 0x1000) 2018/03/31 00:40:26 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r4 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r4, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r4, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r4, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r4, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r5}) 2018/03/31 00:40:26 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0xc00) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ptmx\x00', 0x0, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$TIOCGLCKTRMIOS(r1, 0x5456, &(0x7f00000001c0)={0x4, 0x1e, 0x5, 0x3, 0x3f, 0xa1a, 0x401, 0x4, 0x4, 0xfff, 0x5, 0x3}) r3 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000080)='/dev/cuse\x00', 0x28800, 0x0) fcntl$F_GET_RW_HINT(r2, 0x40b, &(0x7f0000000180)) ioctl$EVIOCGPROP(r3, 0x80404509, &(0x7f00000000c0)=""/82) writev(r2, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:26 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) getsockopt$inet6_mreq(r0, 0x29, 0x0, &(0x7f0000000180)={@empty, 0x0}, &(0x7f00000001c0)=0x14) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000300)={{{@in=@rand_addr, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}}}, &(0x7f0000000200)=0xe8) setsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000400)={{{@in6=@loopback={0x0, 0x1}, @in=@multicast2=0xe0000002, 0x4e24, 0x2, 0x4e24, 0x0, 0xa, 0x0, 0x0, 0x6f, r1, r2}, {0x6fe1, 0x4, 0x4, 0x7fffffff, 0x5, 0x1, 0x1f, 0x9}, {0x8, 0x5, 0xfffffffffffffbeb, 0x20}, 0xffff, 0x0, 0x1, 0x1, 0x1, 0x2}, {{@in6=@local={0xfe, 0x80, [], 0xaa}, 0x4d2, 0xff}, 0x2, @in6=@remote={0xfe, 0x80, [], 0xbb}, 0x3507, 0x5, 0x3, 0xfffffffffffffff7, 0x2, 0x7fffffff, 0x6c1}}, 0xe8) r3 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) getsockopt$inet_tcp_buf(r0, 0x6, 0x0, &(0x7f0000000100)=""/27, &(0x7f0000000140)=0x1b) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r3, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:26 executing program 1: ioctl$sock_inet_SIOCSIFADDR(0xffffffffffffffff, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r1}) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r2, 0x6000000000000000, &(0x7f0000000140)) execveat(r0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 111.654694] bridge0: port 1(erspan0) entered blocking state [ 111.661158] bridge0: port 1(erspan0) entered disabled state [ 111.719969] device erspan0 entered promiscuous mode [ 111.755491] bridge0: port 1(erspan0) entered blocking state [ 111.761357] bridge0: port 1(erspan0) entered forwarding state [ 111.791454] validate_nla: 14 callbacks suppressed [ 111.791460] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 111.811766] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 111.827312] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:27 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$vsock_stream(0x28, 0x1, 0x0) perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) tee(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x62, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1000}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) dup3(r0, r0, 0x2) 2018/03/31 00:40:27 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:27 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000000780)=[{&(0x7f0000000300)="eab3d3721111fb75b59bc8b52326f6ba2baf01c64455a0a9d026de2fd72ecf831d239350410945509bc3284d39cdb1a6a134522922cc2c0bc3165e743dd02dd9a913226c919351c21bc863aaa70e8f147ed6339eb63f18e1124f7991a057b6f8bc213ef3", 0x64}, {&(0x7f00000001c0)="bf", 0x1}, {&(0x7f0000000540)="100929572380f080bdc404956c848230221573bf6a0036f67911c0bc82f679e1b57e8d1ab1ad28d5b51992d618f80bbe0c529b762b82401d3c5b12665f59a14ff4fead663ea51895b7364a73e7f5cb990a9638fcab1e0341de77033c3716d638ef0d75ab8c6e6718c81891d3857f18a9d162c313c2620d5ddbdbcc1c2d53b97ad8", 0x81}, {&(0x7f0000000380)="19792a4a9420", 0x6}, {&(0x7f0000000400)}, {&(0x7f0000000600)="5535613f885126330fd4d88e5e0fd25f741e2ad8adad52c301cb07b2dc57b7966679ddee25a3313a7db0f6280a61a98e1cb8e969a17269bec7153c939c84b2bbbed00d1e65f61beda8437b1ab1ce2fd96250c80dcf8b0bebe7f2a6c9a96fc135e45c14b2402f9fe160bb7363a17f8730d1bb61c3da9e68e1f1b98fb13b6ceef8a59857af84cbce35e8f5462f70fabde79ee80bd8e89541ddc842ce7ccc7cae1995ebabbd735dc4b2913124344cd13eaae5780f53645dcee76fd93baa52094a875abbded41a8cfcdcedabe3643d392b277ee415858b913d2ca6ccb56fc84a416ad5a825cd2c645e9d35d263de2c8d324ee626654a42e13c60", 0xf8}, {&(0x7f0000000700)="057bd0d02531a75a0cf084b2ff9a2860ba27c3ffb329414a0f80b3b71007093360637e6d524b017cbe264955af4c634f8a25eb223a2a53fd6b5e57adca72cd62dcb9dd32c0d388465a35a253652de799cb5e82d44aee952b085ca65b768d", 0x5e}], 0x7, &(0x7f00000011c0)}}], 0x1, 0x0) syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x100, 0x404000) 2018/03/31 00:40:27 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000140)={'ip6tnl0\x00', {0x2, 0x4e24}}) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:27 executing program 5: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r0, 0x800442d3, &(0x7f0000000140)={0x0, 0x8000, 0xffffffffffffff96, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, 'rose0\x00'}) r2 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r2, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) getdents(r1, &(0x7f0000000180)=""/82, 0x52) r3 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r2, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r3, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:27 executing program 6: r0 = syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x64, 0x2000) r1 = fcntl$dupfd(0xffffffffffffff9c, 0x0, 0xffffffffffffffff) r2 = syz_open_pts(r1, 0x20000) ioctl$KDSETMODE(r2, 0x4b3a, 0x7ff) ioctl$TCSETAW(r2, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) connect$netlink(r3, &(0x7f0000000080)=@unspec, 0xc) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000000100)) 2018/03/31 00:40:27 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000384ff7)='/dev/ppp\x00', 0x0, 0x0) futex(&(0x7f000000cffc)=0x4, 0x80000000000b, 0x400000000004, &(0x7f0000edfff0)={0x77359400, 0x4}, &(0x7f0000048000), 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0xffffffffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) keyctl$session_to_parent(0x12) futex(&(0x7f000000cffc), 0xc, 0x1, &(0x7f0000219ff0)={0x77359400}, &(0x7f0000048000), 0x0) exit(0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f000082ef0a)=""/246) ppoll(&(0x7f0000000200)=[{r0}], 0x1, &(0x7f0000000240), &(0x7f0000000280), 0x8) unlink(&(0x7f0000000040)='./file0\x00') 2018/03/31 00:40:27 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) r4 = request_key(&(0x7f0000000480)='syzkaller\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000500)='s:-procmime_typeem0nodev!vmnet1\x00', 0xfffffffffffffffa) keyctl$clear(0x7, r4) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) [ 111.941329] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:27 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) r2 = add_key(&(0x7f0000000140)='.dead\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffff9) keyctl$assume_authority(0x10, r2) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000100)={0x2e, @rand_addr=0x1ff, 0x4e23, 0x0, 'none\x00', 0x20, 0x2, 0x49}, 0x2c) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) [ 111.986360] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:27 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) r1 = syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x7ff, 0x32c40) semget$private(0x0, 0x7, 0x2) ioctl$DRM_IOCTL_MARK_BUFS(r1, 0x40206417, &(0x7f0000000580)={0xffff, 0x4, 0xad9, 0x3, 0x8, 0x4}) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/mixer\x00', 0x1ffc, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r3}) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000100)=0x0) sysinfo(&(0x7f0000000480)=""/219) connect$inet6(r2, &(0x7f0000000640)={0xa, 0x4e21, 0x3, @mcast2={0xff, 0x2, [], 0x1}, 0x6}, 0x1c) openat$mixer(0xffffffffffffff9c, &(0x7f0000000680)='/dev/mixer\x00', 0x62000, 0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r4, 0x8, &(0x7f0000000580)) execveat(r2, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) setsockopt$bt_BT_VOICE(r3, 0x112, 0xb, &(0x7f0000000600)=0x7fff, 0x2) 2018/03/31 00:40:27 executing program 4: syz_emit_ethernet(0x3e, &(0x7f0000000500)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000008004a00003000000000be05596d674e7874c3bbb7923600009078ac1414bbac1414aa441009000000000000100000000000"], &(0x7f0000000100)) 2018/03/31 00:40:27 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) connect$ipx(r0, &(0x7f0000000180)={0x4, 0xe8d5, 0x7, "cff00fc1d23f", 0x8}, 0x10) fchdir(r0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f00000001c0)={0x1, 0x6, 0x2, 0x8, 0x9, 0x4, 0x4, 0xa21, 0x0}, &(0x7f0000000200)=0x20) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000240)={r2, 0x3f, 0x7fffffff, 0x5}, 0x10) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$VHOST_SET_VRING_ERR(r0, 0x4008af22, &(0x7f0000000140)={0x0, r0}) 2018/03/31 00:40:27 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:27 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000140)=ANY=[@ANYBLOB="7265665f7665726966792c667fdc8929995892c6eaf261ff6a4c256c7573686f6c63e26565e4742c00c4b0b863f74fd1a6793bba80bdab9af7dc676455969c8c6a8993aaebdcbc06d23ff2b1cd38650edc23017d763449405b"]) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:27 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f00000000c0)=[{&(0x7f0000000080)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:27 executing program 5: socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r0 = socket(0x10, 0x802, 0x3) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write(r0, &(0x7f0000f72fdc)="240000001a0025f00000000401911f0e0a0b00000004bf00000600ec0800030005299911", 0x24) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000240), &(0x7f00000002c0)=0xffffff6a) r4 = syz_open_dev$sndseq(&(0x7f0000000300)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r3, 0x4008ae9c, &(0x7f00000000c0)={0x13, 0x1, 0x600000000000}) ioctl$KVM_SET_PIT(r1, 0x8048ae66, &(0x7f0000000340)={[{0x0, 0x3f, 0xff, 0x3f, 0x2, 0x9, 0x100, 0x763b, 0xfff, 0x5, 0x81, 0x5, 0x7}, {0x7, 0x0, 0x1, 0x8, 0x3, 0x8, 0x7ff, 0xf2c, 0xeb, 0x80000001, 0x0, 0x6}, {0x2, 0x0, 0xf67, 0x5, 0x4, 0x8, 0x100000001, 0xfffffffffffffffc, 0x5, 0xffffffffffffff6b, 0x40, 0x3c95, 0x1}], 0x1000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x1, 0x0, 0x100000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r4, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000000140)={0x0, 0x0}, &(0x7f0000000180)=0xc) getgroups(0x9, &(0x7f00000001c0)=[0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]) fchown(r2, r5, r6) 2018/03/31 00:40:27 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) unshare(0x80000000) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8916, &(0x7f0000000600)={'ip_vti0\x00', {0x2, 0x4e23}}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) setsockopt$inet_mreq(r1, 0x0, 0x23, &(0x7f0000000480)={@local={0xac, 0x14, 0x14, 0xaa}, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x8) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r2, 0x84, 0x6f, &(0x7f0000000540)={0x0, 0x4c, &(0x7f00000004c0)=[@in={0x2, 0x4e24, @broadcast=0xffffffff}, @in6={0xa, 0x4e24, 0x800000000000, @dev={0xfe, 0x80, [], 0xd}, 0x81}, @in={0x2, 0x4e20, @multicast2=0xe0000002}, @in={0x2, 0x4e21}]}, &(0x7f0000000580)=0x10) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x7b, &(0x7f00000005c0)={r4, 0x9c}, 0x8) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:27 executing program 4: r0 = userfaultfd(0x80000) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000000)={0xaa}) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000100)={{&(0x7f0000ffb000/0x2000)=nil, 0x2000}, 0x2}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000072f000)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1}) ioctl$UFFDIO_REGISTER(r0, 0xc028aa03, &(0x7f00000a0fe0)={{&(0x7f000014d000/0x800000)=nil, 0x800000}, 0x200000}) r1 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0xf80, 0x0) ioctl$PIO_UNIMAPCLR(r1, 0x4b68, &(0x7f0000000080)={0x8, 0xffff, 0x1000}) ioctl$KVM_SET_MP_STATE(r1, 0x4004ae99, &(0x7f00000000c0)=0x6) ioctl$sock_proto_private(r1, 0x89e8, &(0x7f0000000140)) [ 112.195399] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:27 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x800, 0x1) bind$pptp(r1, &(0x7f0000000100)={0x18, 0x2, {0x1}}, 0x1e) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:27 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) getsockopt$inet6_mreq(r0, 0x29, 0x1f, &(0x7f0000000400)={@empty, 0x0}, &(0x7f00000004c0)=0x14) sendmmsg(r0, &(0x7f0000000f40)=[{{&(0x7f0000000140)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x1, 0x4, 0x0, 0x3, {0xa, 0x4e20, 0xa6, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x18}}, 0x1ff}}}, 0x80, &(0x7f00000001c0)=[{&(0x7f0000000300)="32b8e6b90dbea0059b618e372f7fd3f74e0a9debf0a5b3bd18f07137e6a8f5da54a6b9b0622f0b4b12d867baa568213a6bcc9bf5e11eb47c17a3b6bea7ba43fdcecd226b6f2d802b3eb785f960138d021fbf3cbccd90787cb939376bcda023f66b90adcd8f85616de50e15c9158ec0bf867472037c64c3578382d1f351e73688891d80999fd24692b474d6d374f1e0c30a84b25c70944da1a179a8b4383405565fc17618ab", 0xa5}], 0x1, &(0x7f0000000540)=[{0xd0, 0x113, 0x4, "6ecef558114d625c3b0060aa94f45cf163f53e07fccb0f3a73a9d85b33e212edbca2284de5a73d70dc36e68cdcafa2998c4fb3cca89872139dd9a227ba4498b587efc03b28c480311a1342de9f62238f74d0011ff9a73cea40d44eafad8ca369f99615b4a17c98dcafed6ad9be8a3ab1cb69969ac7de509622562a9c5e648d0b60df37f6dc09fcc0bbdb23a8247a1047079831f99217f0175a4430e90d8ee0a84811af5ecb578c86a70e88ab2b086d99f2a3713c56f5f132a37d"}, {0xe8, 0x119, 0x1cb9, "637b6714160a7fe5d0c92250dfb44d7c6fa40b1da5e4a1e7e0ca4b0c6d35234b92a796a7fc373af9add7178a572e1900244df2a2ce600db3051ceca64197735e9b90812a00d7017f1e87584f611f08d677bbe1673f8e54cecb5a939d995879ae9d8fad820d83f52caf54f5854bb51a93deb45dc126f0fe18890e4b4c84229bacf56b6912ada5981fd41526aadf36d723027152de7c13d89eddeb6d73c0b8444313d7600739846bf3de9acb3981a794574dd174e301670699c9db4617944bb93e8b2ad04c08149436592a33343fa64287eb"}, {0xf0, 0x101, 0x1, "470558227894cb47d614673313602ecbbc1d6c5c27e73546b82afeffbca3908e62e109b30a2314b41f948ae83fd930cfaaeddfe4cb9a381d20d03650754b80c5ab40045bccf0332e4bc661a2b36f0a4c3a788c9873dbd18c08aa34ff57fa366aa4a802d4e752388f1b92c5c4cb9d60d2ab7207ae7c817365a510eac05d76f22103bc13b8a28aa76a0cc89ec817714f64f966e42c0cee8570049f63d18e79df0bc48ad3ed57933b93ec91c67d4fbf8fa2b98c10dcc676147ed6934d681466142d27730c3c72d883ad06463a6e76cddce4e83982fa2bed1b6e0b431927410e1b"}], 0x2a8, 0x40000}, 0xffff}, {{&(0x7f0000000800)=@can={0x1d, r1}, 0x80, &(0x7f0000000b40)=[{&(0x7f0000001340)="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0x1000}, {&(0x7f0000000d80)="463589e45e3417166a9505de366aa5a28f05c01ad6effcbec83da04c1f0dea7e03680e028188fe6515e60aea901a19f1ea4f0c4381a3ce109e95800329489591816cc7efb54ac229924e2555129b38b2ac3c1a36", 0x54}], 0x3, &(0x7f0000000e40)=[{0xe8, 0x12b, 0x3, "936f657009fbf8392d1fa39cbbd746759af09d0aeb8c10b71eb05994d03561d7a73e365a98ac694e6a6217d8d9c7dffec65e92ac105a486b4ecdb63f9b4f6162af122f74212c7b145a95ab9e6b8f2ecfe7d4ffbfb2128e4cf53858cb938372fcdc5ed9e7e095db9fde555919a97d8e4b4010b6605e156bbb78c7d0a732081a9d537e362387edf76597228f9396fec61adee1fa89beecc5a05c8891fb4e4729e753cf87a0546655fb125af27118a6ae254dc46313d3f41270fb35e2e1e06f06de0c1451ac69b24f9ad8db7fccf625eef3fa"}], 0xe8, 0x20000004}, 0x153}], 0x3, 0x8010) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:27 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="cc1373fc000000000000000000000000000000000000000000000000000000003030b86e0d5f4090902c6457136cf04d000001000000000001000000000000005f42485266535f4d070000000000000000204000000000000000020000000000000000000000000000000000000000000000c0010000000000700000000000000600000000000000010000000000000000100000001000000010000000100000610000000500000000000000000000000000000000000000000000004503000000000000000000000001000000000000000000c001000000000000180100000000001000000010000000100000000000000000000000000000000000000000000000000000000000000000e07956565b5f45a6bad668ef5e4a3a4f3030b86e0d5f4090902c6457136c", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r5, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:27 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000140)=0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(r0, 0xc1105517, &(0x7f0000000200)={{0x80000001, 0x1, 0x9, 0x2, "3d11cb365ba640b64fc7cebd2dd7a29c5cb635b86d2ce0dc3edf2ccfc2eb20fa11faf98acfaf64f221f74c8c", 0x5}, 0x0, 0x0, 0x8001, r1, 0xfff, 0xfff, "ad1063e40055997d67414d09db3f4e39182f1cc9e4ca5608793d8045d5a316b3a163b4f6b17d14e7f2cea20dd0e226d842f9f6f98e1a3715b5e26d1dd3873f80", &(0x7f0000000180)='&vmnet0!mime_typemd5sumlocpusetposix_acl_access]em1posix_acl_access%${\x00', 0x47, [], [0x5, 0x9, 0x6, 0x3]}) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 112.332615] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:28 executing program 2: r0 = syz_open_dev$sndtimer(&(0x7f0000000000)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_INFO(r0, 0x80e85411, &(0x7f0000000080)=""/4096) r1 = openat$audio(0xffffffffffffff9c, &(0x7f00000021c0)='/dev/audio\x00', 0x800, 0x0) setsockopt$packet_buf(r1, 0x107, 0x1, &(0x7f0000001180)="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", 0x1000) ioctl$EVIOCGABS0(r1, 0x80184540, &(0x7f0000001080)=""/199) 2018/03/31 00:40:28 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000480)={{{@in6=@local, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@dev}}, &(0x7f0000000580)=0xe8) fremovexattr(r0, &(0x7f0000000600)=@known='com.apple.FinderInfo\x00') ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f00000005c0)={'syzkaller1\x00', r4}) socket$nl_xfrm(0x10, 0x3, 0x6) 2018/03/31 00:40:28 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x2, 0x60000000000}) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) r3 = add_key$user(&(0x7f0000000140)='user\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000600)="ff3b7c7c30afad3076b558f31463acbbea56a4344305762eaed8442c57a647f40c65dcab69fde963e0b259aa7caa3fdba9b5a008978f403a00b176565273e6f089380e2426dffaaa3c142f13cf81f66364f25c2cb5ff4d0febb2b1a7ff859ac1a47e5b0b7d0dc3a8a1ff64c50444659001f74df40617df63302df1b7847d26d19eff8f3488a33e72994153da0c00ebb8cf8792dfcb327ad83d55bae4b67c89dd3a3475aac70a59831838f48a5b6022b85ed3992441916aa36aa63a716d7f0600000000000000d3450a8b0acf08841712776222fff59ebc9e46f23d8839b804c129b61169b968381319836b336f0df18873413717ce40a532e216f1897ba3720800f88220d725f2cdcb911aa20c460000", 0x110, 0xfffffffffffffffa) r4 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$search(0xa, r3, &(0x7f0000000240)='ceph\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x3}, r4) fcntl$F_SET_FILE_RW_HINT(r2, 0x40e, &(0x7f0000000100)=0x4) 2018/03/31 00:40:28 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:28 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000080)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x10000012) 2018/03/31 00:40:28 executing program 3: connect$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) r0 = syz_open_dev$sndpcmp(&(0x7f0000000140)='/dev/snd/pcmC#D#p\x00', 0x4, 0x1) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000180)={@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0xf000, 0x3, 0x3, 0xc, 0x3f, 0x7ff, 0xff}, 0x20) sendmmsg(0xffffffffffffffff, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) socket$bt_hidp(0x1f, 0x3, 0x6) 2018/03/31 00:40:28 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000180)={0x6, &(0x7f0000000140)=[{}, {}, {}, {}, {}, {}]}) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:28 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r4 = dup3(r3, r2, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f0000000200)="0f30f3afbaf80c66b8981d068566efbafc0c66b80d00008066ef660f320f01df650f01ca66b9800000c00f326635000100000f3066b9700900000f3266b9800000c00f326635002000000f30f30f07", 0x4f}], 0x1, 0x0, &(0x7f00000002c0), 0x0) ioctl$KVM_SET_MSRS(r4, 0x4008ae89, &(0x7f0000000080)={0x1, 0x0, [{0x488, 0x0, 0xfffffffffffffffd}]}) 2018/03/31 00:40:28 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000080)) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:28 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) r1 = gettid() process_vm_writev(r1, &(0x7f0000000780)=[{&(0x7f0000000140)=""/87, 0x57}, {&(0x7f0000000300)=""/136, 0x88}, {&(0x7f0000000540)=""/211, 0xd3}, {&(0x7f0000000640)=""/89, 0x59}, {&(0x7f00000006c0)=""/167, 0xa7}], 0x5, &(0x7f00000004c0)=[{&(0x7f00000001c0)=""/49, 0x31}, {&(0x7f0000000400)=""/16, 0x10}], 0x2, 0x0) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)=ANY=[@ANYBLOB="7265665f7665584542a62c666c7559686f6e636f6d6d69742c00"]) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000000800)) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f0000000840)={0x6, r0, 0x1}) getsockopt$IPT_SO_GET_ENTRIES(r2, 0x0, 0x41, &(0x7f0000000880)={'security\x00', 0x72, "f178c42b3bb605e1b42bda0e5334e428bffbbb4e90e224822a974b0a72b4826e1d482a7b7da6f34954f82fb45ff07a94f437feca878152ae36109abef7baa7b4b036c4d45eae625fb5f213f5936eab0f1d2e3017fe385444ffb8412a79579930281b0b0a68a73297beb8063a2b02361acf7a"}, &(0x7f0000000940)=0x96) 2018/03/31 00:40:28 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000480)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f00000004c0)={0x0, 0x8c, "5d266398e6f034da6371cc0b0acba285a66e08d852172f968a772185e657ee270578807c15367390b3ed0ef8fc17c5bff279be73e7d28edfbd6e177ace8314b838962cde3211ec2279f6968bdc25ab117c69da40aec33f10f02d124e9678e768eb8694927c3a4fd1f3f8e298730c85c340da5d96717a9afe9eb7071fb085373a685c42219c14617d29f79368"}, &(0x7f0000000040)=0x94) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000580)=@assoc_id=r4, &(0x7f00000005c0)=0x4) 2018/03/31 00:40:28 executing program 7: r0 = gettid() getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f00000002c0)={{{@in=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in6=@local}}, &(0x7f00000003c0)=0xe8) fstat(0xffffffffffffff9c, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_mount(&(0x7f0000000280)='./file0\x00', 0xe000, r1, r2, 0x2, 0x0) sched_rr_get_interval(r0, &(0x7f0000000140)) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ppp\x00', 0x20000, 0x0) write$cgroup_subtree(r3, &(0x7f0000000240)={[{0x2d, 'cpu', 0x20}]}, 0x5) r4 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r4, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r4, 0x84, 0xc, &(0x7f0000000180), &(0x7f00000001c0)=0x4) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r4, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r4) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:28 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f00000027c0)=@assoc_value={0x0}, &(0x7f0000002800)=0x8) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000002840)={0x0}, &(0x7f0000002880)=0x8) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f00000028c0)={0x0, 0x1, 0x20, 0x6d, 0x80000001}, &(0x7f0000002900)=0x18) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000002940)={0x0, 0x8}, &(0x7f0000002980)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000002ec0)={0x0, 0x84, &(0x7f0000002e00)=[@in6={0xa, 0x4e20, 0x100000000, @remote={0xfe, 0x80, [], 0xbb}, 0x80000000}, @in6={0xa, 0x4e22, 0x20, @local={0xfe, 0x80, [], 0xaa}, 0x9}, @in={0x2, 0x4e23, @multicast2=0xe0000002}, @in6={0xa, 0x4e24, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0xbe}, @in={0x2, 0x4e22}, @in={0x2, 0x4e22}]}, &(0x7f0000002f00)=0x10) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000002f40)={0x0, 0xff}, &(0x7f0000002f80)=0x8) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000002fc0)={0x0}, &(0x7f0000003000)=0x8) sendmmsg$inet_sctp(r0, &(0x7f0000003140)=[{&(0x7f0000000100)=@in={0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000002700)=[{&(0x7f0000000140)="9e939be9843f811a4b365b51cb03cac8d05ee9393f9585993c71cc8166a707a8d24545983369cd22462ee5035651f08ad5276a1dd4a827efe9e71c882ffeaba3839f3ee19ee8382f2821", 0x4a}, {&(0x7f00000001c0)="3401f6847b5feb31c69db5d5c896cbd8ed7acee7a068b0d7fe0f7c0a34de77b0850330af39bce2dc460ee131506dca0e5d4979609bf1663c0c5524fe18f5d7f476ad279d2778b4dd1f7c7d20eb20bfd71159b3d887b907", 0x57}, {&(0x7f0000000600)="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0x1000}, {&(0x7f0000000300)="cc689d21523818b620a3565b7c82e172ed7e82dc4d186fc794e382e396667dbbed86a83229ce69b0ee4d7b4954dfd7243c79cdb4a994a7657d1062fe7810e1fa9e0a568c3579fb727f4b8722983549da3541a1444ad32256f3", 0x59}, {&(0x7f0000000380)="4d3953a624a1c4342996f8965dc77eab533164ac7827be56d3a856a837e742a35139fdf3775fcf066542ec7c70172baace0383580bceecc2a2a92c7a14fdd1043f52c18d9d016540b4935eef7b7f30a2399175c24c8068e9e79bc1105e80788895b7e549e6b729068ef788df02b8a55556859e88d39fdcef09b8cc023c17d01bd824b8d76567221af8fc95ca59398d1fd68e8f5e5d1233b944abc34785036bfa40c651530ed35cd2bcb51ed0", 0xac}, {&(0x7f0000000240)="b0e10efe52d399109543fa01643c9c81c6c527", 0x13}, {&(0x7f0000000440)="55b54c30d0bb55a2963cb0c9838fa501b3b76e903b3c34095ce814760324de0156ecb0624fdbe41ea61797e0e77de339c2c84b87b9e8c224c6", 0x39}, {&(0x7f0000001600)="5018c499316582f481a06bf45e73d177a51a359064894b50e6742e8efce89f19abdb135cf0da3378411d60e563790fb757d9525558a9b4829b304565e9eb14e627dad47a97b73029cc7800697de7a104320240d243a0c899652587314aa77c4329ddbc4a8d149bc1b20e34cf28cebbcc01c9fc97d5f4c8eacff72e96fd587f4c93848306782d20d82210ba7cddc28611fe04bbff7f5d00cf75586ee1c422b4d8dde0b76ba41f7cd11b9119bb932d2658fc58ef321306190901e5a60e6d43cad80b26a7ab8e24a701971dc9b659df91a329fc770f8e859910c3b263e8ddd571d4", 0xe0}, {&(0x7f0000000480)="65d78f6d1fd8059528ce8e411e68250c87753e624a1a5e43bd13e6a7bb16d0b280e6b9928f31e8a80c20dadbe7e236ac94467aa35201775eed84642607b5f988b19c0e2077d1f8189dfcf7add6ec95f42ff3331516ac45f5c6f48dc9f61f1a555162365247bfd82766bf615c6b5f6d49720ac471ed71cb11c3d48bd4db6bb17f3b947867418ccd8ebb7fc7a86efaef7d0f20f7053b5a1885b78a7860b5fe705303fa8b4d5398f1353a1a136e70aaf66187065e83fc0d9bc4b9e6f7f2bf5815", 0xbf}, {&(0x7f0000001700)="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", 0x1000}], 0xa, &(0x7f00000029c0)=[@init={0x18, 0x84, 0x0, {0x401, 0x80000000, 0x35aa, 0x101}}, @init={0x18, 0x84, 0x0, {0x400, 0x9, 0x5, 0x6}}, @init={0x18, 0x84, 0x0, {0x0, 0x1a03, 0x9, 0x6}}, @sndrcv={0x30, 0x84, 0x1, {0x9, 0x2, 0x8004, 0x4, 0x8, 0x1, 0x0, 0x8, r2}}, @init={0x18, 0x84, 0x0, {0x2, 0x5, 0xfffffffffffffffd, 0x80}}, @sndrcv={0x30, 0x84, 0x1, {0x10001, 0x8, 0x201, 0x1, 0xa8, 0x10000, 0x3, 0x3ff, r3}}, @init={0x18, 0x84, 0x0, {0x1, 0x6c, 0x9, 0x1}}, @sndrcv={0x30, 0x84, 0x1, {0x2, 0x1ff, 0x0, 0xcc73, 0x7087, 0x8000, 0x8, 0x5, r4}}, @sndinfo={0x20, 0x84, 0x2, {0x1ff, 0x208, 0x80000001, 0x1, r5}}], 0x1b0, 0x4c800}, {&(0x7f0000002b80)=@in6={0xa, 0x4e21, 0x0, @ipv4={[], [0xff, 0xff]}, 0x5}, 0x1c, &(0x7f0000002dc0)=[{&(0x7f0000002bc0)="a956ed931864763bd23d9ed6af64ea094877d64f3e8e13b71371cdfd09ef6d15a277bcd71f872d9e05574391a5226f5514b5338f60486dc22d9249d5936e4a4db07716c1a64c8a1e51e3d522b9e18cfd2c7e1165734e44335ebb1071412e1826916aeb6b335769d0f1e64004f2f6d84908b9153acd0657e20cb424f2ecff820057f4684e58e8e1ed1e282d845c0c2ee719be4632083af5db295b929111235821545c0910ebba38072a8a9cbbd6b8fbebf35077c4d4de96443f45bd8144d9249e87a224363b207ec571a907336044ae2a3a8ea058ae2db6a9a1563c0d7399e54d950d5cf8555f707e2c9ea784a9d91de19daacc9d8b03814f66e8a7e5adf93e", 0xff}, {&(0x7f0000002cc0)="cd123df4e439d318a9449837c0939e7cdeab48f3ef66f702485dd9d923abde0f5071cab265a47947079ccaa331937d422b67a9ff68eb52431220df508af8c2c439117c3830744b2191a09b42ad33d2955897c876093533c08163426d74ae", 0x5e}, {&(0x7f0000002d40)="6a0fec0204ba6172429120a185a1108ceca34e7183be8bf18ca37f1afba234c10c6a237666fb13e2a7e8caf278fd33ffef260d31e8eb4e64de65d39cbfca17a283a66b30834ac67c56567b63965bfd28864096ee97c3005f", 0x58}], 0x3, &(0x7f0000003040)=[@init={0x18, 0x84, 0x0, {0x8, 0x400, 0x8, 0x2}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0x9, 0xfffffffffffffffc}}, @sndrcv={0x30, 0x84, 0x1, {0x8, 0x98, 0x208, 0x8001, 0x4, 0xa1b, 0xa05, 0x2, r6}}, @sndrcv={0x30, 0x84, 0x1, {0xff, 0x9, 0x200, 0x8, 0x8, 0x5ddd, 0x9, 0x2, r7}}, @sndrcv={0x30, 0x84, 0x1, {0x2, 0x100, 0x8000, 0x1ff, 0x4, 0x222, 0x1, 0x251, r8}}], 0xf0, 0x4000800}], 0x2, 0x4000000) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) [ 113.173954] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 113.236243] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:28 executing program 2: r0 = open(&(0x7f0000a1cff8)='./file0\x00', 0x8040, 0x0) fcntl$setlease(r0, 0x400, 0x0) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000140)={0x0, 0x81}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f00000001c0)={r1, 0x7, 0x1000}, &(0x7f0000000200)=0x8) rt_sigprocmask(0x0, &(0x7f0000032ff8)={0xfffffffffffffffe}, 0x0, 0x8) rt_sigtimedwait(&(0x7f00005a1000)={0xfffffffffffffffd}, &(0x7f0000d31ff0), &(0x7f00007adff0)={0x77359400}, 0x8) rt_sigprocmask(0x0, &(0x7f00000000c0)={0xfffffffffffffff7}, &(0x7f0000000040), 0x8) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x40, 0x0) truncate(&(0x7f000037eff8)='./file0\x00', 0x0) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='./file0\x00') 2018/03/31 00:40:28 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:28 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='ns/uts\x00') getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f00000000c0)={0x0, 0xfffffffffffffe00, 0x30, 0x8, 0x7ff}, &(0x7f0000000100)=0x18) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000140)={0x9, 0x100000000, 0x800e, 0x0, 0x0, 0x3ff, 0x4fd, 0x7ff, r2}, &(0x7f0000000180)=0x20) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r3 = socket$netlink(0x10, 0x3, 0x1) syz_open_pts(r0, 0x1) fcntl$getown(r3, 0x9) writev(r3, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:28 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0xffffffffffffff0f) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)=ANY=[@ANYBLOB="665f7665726901000000000000006fee636f6d6d69742c00259b"]) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000000140), 0x0, &(0x7f0000001340)=[{0xa8, 0x100, 0x5, "bebeae2c2f2c1f7c559b4b7c893a387880c4cdde406d57abbf8d02ac4be6414f995ff8f700b3b4ccc9cd825c551b9402f895480b9ee112969ecedebb7c0ad8d4b1c790391944279c5d98631d79f8aeb984e3f7904ac43fd6125291b4e326ff9b33ef394607c54ac0c0d91d41ba83979a56938e94451164b2b4087c0932805f36a3250b6e339aeb90c508fc7608d3df7ef88dbcb7"}, {0x38, 0x10f, 0x9, "180cfdc0d8bc40d5b2131e4fb7b24eb96b34b6946c6d082751b19487738ce9ca0a"}, {0x1010, 0x10d, 0x7, "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"}], 0x10f0, 0x4000001}}], 0x1, 0x0) ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f0000000140)={0xe807cc7ccf02403b, r0, 0x2}) r1 = syz_open_dev$dspn(&(0x7f0000000300)='/dev/dsp#\x00', 0x9, 0x4101) ioctl$VHOST_SET_VRING_CALL(r1, 0x4008af21, &(0x7f0000000180)={0x3, r1}) 2018/03/31 00:40:28 executing program 4: r0 = syz_open_dev$evdev(&(0x7f0000237fee)='/dev/input/event#\x00', 0x2, 0x28001) write$evdev(r0, &(0x7f0000037fe8)=[{{}, 0x1, 0x4b, 0x2}, {}], 0x30) ioctl$EVIOCGRAB(r0, 0x40044590, &(0x7f0000000000)) 2018/03/31 00:40:28 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f00000005c0)) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000600)) r1 = getpid() r2 = getpgid(r1) r3 = syz_open_procfs(r2, &(0x7f0000000480)='net/ip6_tables_targets\x00') r4 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r5 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r4, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r5}) readv(r3, &(0x7f0000000580)=[{&(0x7f00000004c0)=""/186, 0xba}], 0x1) ioctl$TIOCGPGRP(r5, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r6, 0x6000000000000000, &(0x7f0000000140)) execveat(r4, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:28 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f00000001c0), &(0x7f0000000200)=0x4) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) splice(r0, &(0x7f0000000140), r1, &(0x7f0000000180), 0x5, 0xf) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:28 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e21, 0x3, @mcast2={0xff, 0x2, [], 0x1}, 0x3}}, 0x80, 0x6, 0x1, 0xff, 0x2}, &(0x7f00000001c0)=0x98) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={r2, 0xb0, &(0x7f0000000300)=[@in={0x2, 0x4e24, @multicast1=0xe0000001}, @in={0x2, 0x4e23}, @in6={0xa, 0x4e20, 0x7, @dev={0xfe, 0x80, [], 0xf}, 0x3}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in6={0xa, 0x4e24, 0x52, @empty, 0x8}, @in6={0xa, 0x4e21, 0x41, @dev={0xfe, 0x80, [], 0xa}, 0x52}, @in={0x2, 0x4e23, @loopback=0x7f000001}, @in6={0xa, 0x4e20, 0x3, @dev={0xfe, 0x80, [], 0xc}, 0x6442}]}, &(0x7f0000000240)=0x10) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:29 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) pipe2(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) timerfd_settime(r1, 0x1, &(0x7f0000000180)={{0x0, 0x989680}, {0x77359400}}, &(0x7f00000001c0)) 2018/03/31 00:40:29 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:29 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) accept4$nfc_llcp(r1, &(0x7f0000000480), &(0x7f0000000500)=0x60, 0x80800) 2018/03/31 00:40:29 executing program 4: r0 = socket(0x10, 0x802, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000240)='/dev/mixer\x00', 0x400304, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r3, 0xc02c5341, &(0x7f0000000280)) ioctl$KVM_CREATE_DEVICE(r2, 0xc00caee0, &(0x7f00000000c0)={0x4, r0}) write(r0, &(0x7f00000003c0)="24000000210025f0071c0165ff0ffc0e020000000010000002e1080c08000b002ca72c44", 0x1e) getpeername(r1, &(0x7f0000000300)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @remote}}}, &(0x7f0000000380)=0x80) r4 = syz_open_dev$vcsa(&(0x7f0000000400)='/dev/vcsa#\x00', 0x2, 0x80040) connect$pptp(r4, &(0x7f0000000000)={0x18, 0x2, {0x1, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x194) getxattr(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)=@known='system.posix_acl_default\x00', &(0x7f0000000180)=""/165, 0xa5) 2018/03/31 00:40:29 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) setsockopt$RDS_GET_MR(r0, 0x114, 0x2, &(0x7f0000000100)={{&(0x7f0000000080)=""/54, 0x36}, &(0x7f00000000c0), 0x7d}, 0x20) 2018/03/31 00:40:29 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r5, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r6}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r5, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r5, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r7}) 2018/03/31 00:40:29 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='./file0\x00') prctl$seccomp(0x16, 0x1, &(0x7f0000000080)={0x0, &(0x7f0000000040)}) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/qat_adf_ctl\x00', 0x181000, 0x0) ioctl$KVM_SET_CLOCK(r0, 0x4030ae7b, &(0x7f0000000180)={0x3f, 0xb4}) 2018/03/31 00:40:29 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) openat$cgroup_int(r0, &(0x7f0000000140)='cpuacct.usage\x00', 0x2, 0x0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 114.390861] netlink: 'syz-executor6': attribute type 4 has an invalid length. [ 114.428009] netlink: 'syz-executor6': attribute type 4 has an invalid length. 2018/03/31 00:40:29 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) setsockopt$netlink_NETLINK_PKTINFO(r0, 0x10e, 0x3, &(0x7f0000000600)=0x101, 0x4) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000500)=0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000480)={'bond0\x00', {0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x19}}}) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000100)={0x0, 0x8, 0x7fffffff}, &(0x7f00000004c0)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000540)={r4, @in6={{0xa, 0x4e21, 0xffff, @mcast2={0xff, 0x2, [], 0x1}, 0x2}}, 0x1f, 0x80a, 0x27ce5556, 0x2}, 0x98) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:29 executing program 4: setsockopt$netrom_NETROM_N2(0xffffffffffffffff, 0x103, 0x3, &(0x7f0000000280), 0x4) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getownex(r0, 0x10, &(0x7f00000080c0)) fstat(0xffffffffffffffff, &(0x7f0000008240)) stat(&(0x7f0000008500)='./file0\x00', &(0x7f0000008540)) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) timer_create(0x0, &(0x7f0000000140)={0x0, 0x0, 0x0, @thr={&(0x7f00000001c0)}}, &(0x7f0000000280)) syz_open_dev$sndpcmp(&(0x7f0000000240)='/dev/snd/pcmC#D#p\x00', 0x6, 0x448000) write$rdma_cm(r1, &(0x7f0000000300)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f00000002c0)={0xffffffff}, 0x2}}, 0x20) write$rdma_cm(r1, &(0x7f0000000080)=@bind={0x14, 0x88, 0xfa00, {r2, 0x30, 0x0, @ib={0x1b, 0x0, 0x0, {"b7282277581088e029061a8d63f69dd2"}}}}, 0x90) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f00000085c0), &(0x7f0000008600)=0xc) r3 = open(&(0x7f00004b8ff8)='./file0\x00', 0x0, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f00000001c0), &(0x7f0000000200)=0xc) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000180)) [ 114.436965] audit: type=1326 audit(1522456829.677:3): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=10454 comm="syz-executor2" exe="/root/syz-executor2" sig=9 arch=c000003e syscall=202 compat=0 ip=0x454e79 code=0x0 2018/03/31 00:40:29 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open_by_handle_at(r1, &(0x7f0000000100)={0x103, 0xffffffffffffffff, "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"}, 0x40000) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:29 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) epoll_create1(0x80000) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:29 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./file0/file0\x00', 0x1, 0x20) ioctl$LOOP_SET_FD(r1, 0x4c00, r0) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000300)=ANY=[@ANYBLOB="7265665f7665726966792c666c7573686f6e636f6d6d69742c0068c264036b1db84ed704a98d6d95ece7ff9acf46560169f0a60be6954d0065eaab2cf89588be69eaccc790f442f0fd34b064e4ef07d4265f11215a4714b611a21bee0a53ce47adc7742cb4fec64ff2b06f31abdd765a26699f71af7ac3fc747511e1973fd0921babc24ebc005316c1815f3c"]) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:29 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x1, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = dup3(r0, r0, 0x80000) socket$netlink(0x10, 0x3, 0x0) accept4$nfc_llcp(r1, &(0x7f0000000080), &(0x7f0000000100)=0x60, 0x80800) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f00000001c0)={r1}) writev(r2, &(0x7f0000000180), 0x100000000000022a) 2018/03/31 00:40:29 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) ioctl$VHOST_SET_VRING_CALL(0xffffffffffffffff, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(0xffffffffffffffff, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r5}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(0xffffffffffffffff, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(0xffffffffffffffff, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r6}) [ 115.329316] audit: type=1326 audit(1522456830.570:4): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=10454 comm="syz-executor2" exe="/root/syz-executor2" sig=9 arch=c000003e syscall=202 compat=0 ip=0x454e79 code=0x0 2018/03/31 00:40:30 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r1, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:30 executing program 6: pipe(&(0x7f0000000080)) syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x1, 0x1) syz_open_dev$usbmon(&(0x7f0000000100)='/dev/usbmon#\x00', 0xa0000000, 0x101000) syz_open_dev$vcsa(&(0x7f0000000140)='/dev/vcsa#\x00', 0xf0c4, 0x400) syz_open_dev$mice(&(0x7f0000000180)='/dev/input/mice\x00', 0x0, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/self/net/pfkey\x00', 0x2, 0x0) r1 = syz_open_pts(r0, 0x100) ioctl$TCSETAW(r1, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:30 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x20001, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:30 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000100)={0x0, 0xe000}, 0x8) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000140)={0x1, 0xfffffffffffffffb}, 0x8) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) fanotify_init(0x8, 0x9800) 2018/03/31 00:40:30 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)=ANY=[@ANYBLOB="7265665f76ff0f6966792c170817080dc92edacf1d7746e3927d"]) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:30 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000600)='/dev/snd/controlC#\x00', 0x2, 0x0) pipe(&(0x7f0000000fc0)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f00000013c0)={0x10001, 0x3ff, 0x6, 0x2000000, 0x6, 0x4, 0x1f, 0x0, 0x0}, &(0x7f0000001440)=0x20) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x70, &(0x7f0000001480)={r3, @in6={{0xa, 0x4e21, 0x5d8, @mcast2={0xff, 0x2, [], 0x1}, 0x81}}, [0x5ae0, 0x8, 0x16, 0x20, 0x1, 0x0, 0x6e7, 0x6, 0x8, 0xd2aa, 0x1, 0x100, 0x7933, 0x80000000, 0xfffffffffffffff8]}, &(0x7f0000001580)=0x100) pread64(r0, &(0x7f0000000900)=""/195, 0xc3, 0x0) ioctl$KVM_SET_GSI_ROUTING(r2, 0x4008ae6a, &(0x7f0000001600)=ANY=[@ANYBLOB="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"]) keyctl$set_reqkey_keyring(0xe, 0x0) sendto(r2, &(0x7f0000000040)="1211cfb09756", 0x6, 0x40081, &(0x7f0000000e80)=@ethernet={0x1, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x80) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000080)) getsockopt(r2, 0x3f, 0x6, &(0x7f0000001200)=""/216, &(0x7f0000001300)=0xd8) ioctl$KVM_SET_IRQCHIP(0xffffffffffffffff, 0x8208ae63, &(0x7f0000000640)) setns(r0, 0x4000000) ftruncate(r0, 0x1f) r4 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000001380)='/selinux/enforce\x00', 0x3b1082, 0x0) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000f80)=@assoc_value, 0x8) ftruncate(r4, 0x0) pwritev(r4, &(0x7f0000001400)=[{&(0x7f0000000180)="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", 0xcfd}], 0x1, 0x4) bind$unix(0xffffffffffffffff, &(0x7f0000000740)=@file={0x0, './file0\x00'}, 0x6e) ioctl$sock_SIOCSIFBR(r2, 0x8941, &(0x7f0000000000)=@get={0x1, &(0x7f0000000a00)=""/242, 0x81}) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(0xffffffffffffffff, 0xc4c85512, &(0x7f00000000c0)={{0x9, 0x0, 0x0, 0x0, "deb9d52d059beadfc4d05c877d7fc272d69092baa2542f21774ea89452bf346da279fd1d617e74b3177a5e1a"}}) r5 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r5, 0x0, 0xca, &(0x7f0000000000)=0x10001, 0x10) r6 = syz_open_dev$midi(&(0x7f0000001180)='/dev/midi#\x00', 0xffffffff, 0x0) ioctl$EVIOCSREP(r6, 0x40084503, &(0x7f00000011c0)=[0x5, 0xffffffff]) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f0000001000)={{{@in6=@remote, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @multicast1}}, 0x0, @in6=@mcast1}}, &(0x7f0000000f40)=0xe8) fstat(r4, &(0x7f0000001100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$sock_bt_bnep_BNEPCONNDEL(r1, 0x400442c9, &(0x7f0000001340)={0xffffffffffffffff}) fchownat(r2, &(0x7f0000000f00)='./file0\x00', r7, r8, 0x1400) 2018/03/31 00:40:30 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) ioctl$VHOST_SET_VRING_CALL(0xffffffffffffffff, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(0xffffffffffffffff, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r5}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(0xffffffffffffffff, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(0xffffffffffffffff, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r6}) 2018/03/31 00:40:30 executing program 4: clone(0x0, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000000080)="7886f18a719df2373d0a4004308aff21c6dfb97f23ffc07a2e59e0d1c6bbdf276527afda398f6870eb0db9ab41ed02e731b029d2bd747827d87bc96ff67d87f3ebf2ecf44a0000000000000000") mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0xffffffff) eventfd2(0x0, 0x0) r1 = creat(&(0x7f0000000100)='./file0\x00', 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x0, 0x0) ioctl$VHOST_SET_FEATURES(r2, 0x4008af00, &(0x7f0000000380)=0x5008000) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0106426, &(0x7f0000000180)={0x6, &(0x7f0000000140)=[{}, {}, {0x0}, {}, {}, {}]}) ioctl$DRM_IOCTL_UNLOCK(r0, 0x4008642b, &(0x7f00000001c0)={r3, 0x10}) 2018/03/31 00:40:30 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000080)='/dev/audio\x00', 0x90401, 0x0) getsockopt$IP_VS_SO_GET_DESTS(r1, 0x0, 0x484, &(0x7f00000000c0)=""/143, &(0x7f0000000180)=0x8f) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:30 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f00000003c0)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)=ANY=[@ANYBLOB='ref_verify,flushonc\\6mit,\x00']) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:30 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000100)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_GET_LAPIC(r0, 0x8400ae8e, &(0x7f0000000600)={"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"}) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f00000001c0)={0x0, 0x8001}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000240)={r2, 0xffff, 0x6, [0x1, 0x200000000, 0x2, 0x7, 0x6, 0x2]}, &(0x7f0000000300)=0x14) getsockopt$inet_mreqn(r0, 0x0, 0x23, &(0x7f0000000040)={@remote, @multicast2, 0x0}, &(0x7f0000000140)=0xc) setsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000000180)={@empty, @empty, r3}, 0xc) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:30 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x81, 0x0) ioctl$VHOST_SET_VRING_CALL(0xffffffffffffffff, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(0xffffffffffffffff, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r5}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(0xffffffffffffffff, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(0xffffffffffffffff, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r6}) 2018/03/31 00:40:30 executing program 1: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'ip6tnl0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2000, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x800, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f00000000c0)={0x1, 0x13, 0x1, r2}) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000100)=0x0) clone(0x8000, &(0x7f0000000480)="e202db74524481f7a93fcc15cffcfd49ddca9407140d3a75c57bb413fcde56af6928f52a105c627a3909e82ca1d0070c194a2db04cf8a4a8f495af180172019fe806621762d0971b6b8c8c897bd7c3ceabb669d88f9c01e247c6301ead95f66adb0f9d605a8d058bdede5ad4e34bc4b3510d8127a9f571bdcc4974459270bf8024a2f5d14e0d8c19712865de6296033a0e2dccb89c9288e9496b77dcde12b4fc784141c4db84a5c8a7591576b33b91036c86310360398403299e09c408b5fdcf3c248207f1a828e7b5f3", &(0x7f0000000580), &(0x7f00000005c0), &(0x7f0000000600)="d457382b5cd842868588a054d25a5e91c8926e76cad6971a1a78153ddd3c1dd7331547fe1b1c4c601660c873ec13b23130c4601adf61217e5c0086db60d48f69c0451e817b673916ddae87a393bda1493ec7906518ee0f10cff02dbff2c05231") ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x6000000000000000, &(0x7f0000000140)) execveat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000180)='u-\x00', &(0x7f00000001c0)='/dev/mixer\x00', &(0x7f0000000200)='/dev/mixer\x00'], &(0x7f0000000440)=[&(0x7f0000000280)='ip6tnl0\x00', &(0x7f00000002c0)='ppp0\x00', &(0x7f0000000300)='/dev/mixer\x00', &(0x7f0000000340)='securityppp0user\x00', &(0x7f0000000380)=',\x00', &(0x7f00000003c0)='#vmnet1GPL]GPL/GPLppp1ppp1posix_acl_access#*.proc\\\x00', &(0x7f0000000400)='\x00'], 0x500) 2018/03/31 00:40:30 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000240)={{{@in=@dev, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6=@local}}, &(0x7f0000000340)=0xe8) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000440)=@assoc_value, &(0x7f0000000480)=0x8) ioctl$TUNSETIFINDEX(r0, 0x400454da, &(0x7f0000000380)=r1) prctl$setname(0xf, &(0x7f0000000400)="6664001a00") bind$inet(r0, &(0x7f0000000180)={0x2, 0x4e24, @multicast1=0xe0000001}, 0x10) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$TUNATTACHFILTER(r0, 0x401054d5, &(0x7f0000000200)={0x4, &(0x7f00000001c0)=[{0x7, 0x3, 0x7, 0xfffffffffffffffb}, {0x3, 0x1, 0x800, 0x66a}, {0x20, 0x0, 0x101, 0x2}, {0x4, 0xd8d, 0x3bc, 0x80000001}]}) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000000140)=[@in={0x2, 0x4e24}, @in6={0xa, 0x4e22, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xff}, @in={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}], 0x3c) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f00000004c0)={'\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}) ioctl$KVM_GET_VCPU_EVENTS(r0, 0x8040ae9f, &(0x7f00000003c0)) 2018/03/31 00:40:30 executing program 2: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x1000008006041, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000015c0)=""/246) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0xc004743e, &(0x7f00000000c0)=""/246) 2018/03/31 00:40:31 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x0, 0x4, @dev={0xfe, 0x80, [], 0x16}, 0x8}, 0x1c) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x3, 0x3, &(0x7f0000000440)=[{&(0x7f00000000c0)="12823a0476c76cd3587f6a68c8602968c8f15b563859f7b579e4ea0f0620e589872e8787470be575a6921a82914074627b7989bde85a23f9c20545bf67f4039c368e63d7e3ffc7ff2a241de5b98382e595ec932cc07b5b8f3d79f3d76b744fe060db75aecd2573f3", 0x68, 0x1}, {&(0x7f0000000200)="256e7b5174e547ab3a9d7f5222963058c6db22f756c3f40b98ad57dd3f2ac947e210dbd2bd1e93e1249e76ecc5ccb0d9a892f7e6ec9482babe1c4dd9b7d78cf1ede90be2b2b116167e31e23bc0077e3722bf2f487aa4fb72eb3014f1a16d1a50705216a428c37fac04a6336ffb430541f6b9628b75c2893c0067315604ced9e5ba442eac4908b2f3bed19f55c94cade17cf30551cb6d1a0cd08c02262841f1e02fd178a73ac7c1a3577deb04894c50fb9eaf849c47a59ab647c4bc728e688ccee2809382921419cf", 0xc8, 0x9d}, {&(0x7f0000000040)="aa48a80834332dbab606297ae888d3e41cb637ebb87af1ee3e5ef1d2a7c089ee133d0b4f2a", 0x25, 0x8}], 0x1800, &(0x7f0000000500)={[{@ref_verify='ref_verify', 0x2c}, {@flushoncommit='flushoncommit', 0x2c}]}) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/03/31 00:40:31 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) r1 = syz_open_dev$amidi(&(0x7f0000000340)='/dev/amidi#\x00', 0x7, 0x1) setsockopt$IP6T_SO_SET_REPLACE(r1, 0x29, 0x40, &(0x7f0000000400)=ANY=[@ANYBLOB="6d616e676c6500000000000000000000000000000000000000000000000000001f00000006000000c80600009002000090020000f00300000000000000000000f8050000f8050000f8050000f8050000f805000006000000", @ANYPTR=&(0x7f0000000380)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000180140010000000000000000000000000000000000000000000000002800727066696c7465720000000000000000000000000000000000000000000004000000000000002800727066696c74657200000000000000000000000000000000000000000000020000000000000028004e46515545554500000000000000000000000000000000000000000000026b05ffff01000000ff010000000000000000000000000001ff010000000000000000000000000001ffffffff00000000ffffffffffffffffffffffffffffffffff0000ff00000000627269646765300000000000000000006772657461703000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003300ff0475000000000000000000000000000000280150010000000000000000000000000000000000000000000000003000667261670000000000000000000000000000000000000000000000000000018000005d00000008000000020200003000667261670000000000000000000000000000000000000000000000000000000000000008000001000000040300002800434c41535349465900000000000000000000000000000000000000000000d70d000000000000fe80000000000000000000000000001700000000000000000000000000000000ffffff00000000ffffffffffffffff0000000000ff0000000d33285fff0000ff6970646470487f300000000000000000000065716c00000000000000000000000000000000000000000000ff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002c00060441000000000000000000000000000000180160010000000000000000000000000000000000000000000000002800727066696c746572000000000000000000000000000000000000000000000e00000000000000280061646472747970650000000000000000000000000000000000000000000181020008060000004800534e50540000000000000000000000000000000000000000000000000000ac14140b000000000000000000000000ff0200000000000000000000000000013419000000000000fe8000000000000000000000000000bb00000000000000000000ffffac141416000000ff00000000ffffffffff0000000000000000000000000000ffff000000766c616e30000000000000000000000074756e6c300000000000000000000000000000000000000000ff0000000000000000000000000000000000000000000000000000000000ff000000000000000000000000000000003700000001000000000000000000000000000000f00018010000000000000000000000000000000000000000000000002800727066696c7465720000000000000000000000000000000000000000000003000000000000002800445343500000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c32107b95cfb7d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c800f0000000000000000000000000000000000000000000000000002800434845434b53554d0000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a800d00000000000000000000000000000000000000000000000000028000000000000000000000000000000000000000000000000000000000000"], 0x728) r2 = memfd_create(&(0x7f0000000140)='vboxnet1proc\x00', 0x1) setsockopt$netrom_NETROM_T4(r2, 0x103, 0x6, &(0x7f0000000180)=0x6, 0x4) getsockopt$sock_int(r2, 0x1, 0x22, &(0x7f00000001c0), &(0x7f0000000200)=0x4) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x401, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r4, 0x84, 0x7, &(0x7f00000000c0), &(0x7f0000000100)=0x4) getsockopt$inet_sctp_SCTP_MAX_BURST(r3, 0x84, 0x14, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f0000000280)=0x8) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r3, 0x84, 0x10, &(0x7f00000002c0)=@sack_info={r5, 0x80000001, 0x9}, &(0x7f0000000300)=0xc) r6 = socket$netlink(0x10, 0x3, 0x0) writev(r6, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) 2018/03/31 00:40:31 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) ioctl$KVM_IOEVENTFD(r0, 0x4040ae79, &(0x7f0000000140)={0x106000, &(0x7f0000000100), 0x5, r0, 0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) 2018/03/31 00:40:31 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f00000000c0)={0x3}) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchdir(r0) ioctl$PIO_FONT(r0, 0x4b61, &(0x7f0000000140)="1c5d4526699d04a7636c49d062463f7efb7b403949f8bddd11749e62d5e95f21f99c827b729f0c88d031c006e36588f1d798e7b39ea21763b2abd2802c914a5004cf133ca46bf85bffd981beb88823e068ef9bacb2bb50d35e5443de4fc9877591a2448fa2ca49f7e5853ed14e5f74ecbd033adf52570b8de0b85021fcfd76fc9ea87dcb3b72eb4c97b39fbdfef3edcfc5123e5b07ca565027f7c4f4299e09ef94ae2d5a14") syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:40:31 executing program 0: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x129, 0x10000}], 0x0, &(0x7f0000001340)=ANY=[]) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000080)={r2}) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) ioctl$TCSBRKP(r3, 0x5425, 0xfffffffffffffffa) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r4 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001440)='/dev/vga_arbiter\x00', 0x800, 0x0) ioctl$VHOST_SET_VRING_CALL(r4, 0x4008af21, &(0x7f0000000040)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2, 0x0, 0x2, r2}) mkdirat$cgroup(r4, &(0x7f00000000c0)='syz1\x00', 0x1ff) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000001480)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001280)=0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000012c0)={0x3, 0x337e, 0x0, 0x9, 0x3, 0x2, 0x4, 0x7fff, r5}, &(0x7f0000001300)=0x20) ppoll(&(0x7f0000000100)=[{r0, 0x2}, {r2, 0x20}, {r0, 0x1}, {r0, 0x8002}], 0x4, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) recvmmsg(r4, &(0x7f0000000fc0)=[{{&(0x7f0000000800)=@can={0x0, 0x0}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000880)=""/242, 0xf2}, {&(0x7f0000000980)=""/113, 0x71}, {&(0x7f0000002580)=""/4096, 0x1000}, {&(0x7f0000000a00)=""/239, 0xef}, {&(0x7f0000000b00)=""/146, 0x92}, {&(0x7f0000000bc0)=""/25, 0x19}, {&(0x7f0000000c00)=""/48, 0x30}, {&(0x7f0000000c40)=""/116, 0x74}], 0x8, &(0x7f0000003580)=""/4096, 0x1000, 0x3}, 0x6}, {{&(0x7f0000000d40)=@alg, 0x80, &(0x7f0000000e80)=[{&(0x7f0000000dc0)=""/70, 0x46}, {&(0x7f0000004580)=""/4096, 0x1000}, {&(0x7f0000005580)=""/4096, 0x1000}, {&(0x7f0000000e40)=""/63, 0x3f}], 0x4, &(0x7f0000000ec0)=""/255, 0xff, 0x3}}], 0x2, 0x40000120, &(0x7f0000001040)) ioctl$sock_inet6_SIOCSIFADDR(r4, 0x8916, &(0x7f0000001080)={@remote={0xfe, 0x80, [], 0xbb}, 0x61, r6}) 2018/03/31 00:40:31 executing program 2: r0 = socket$netlink(0x10, 0x3, 0xc) writev(0xffffffffffffffff, &(0x7f00000021c0), 0x0) connect$inet(0xffffffffffffffff, &(0x7f0000f6fff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000080)={0x1f, 0x0, {0x0, 0xba52, 0x7, 0x3f8, 0x0, 0x7}}, 0xe) socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000a8d000)={&(0x7f0000c78ff4)={0x10}, 0xc, &(0x7f0000df6000)={&(0x7f0000002200)=ANY=[@ANYBLOB="9c15ffffff"], 0x5}, 0x1}, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = accept4$packet(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f00000022c0)=0x14, 0x4000000000000800) accept4$packet(r2, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00000000c0)=0x14, 0x80000) sendmsg$inet_sctp(r1, &(0x7f0000001f00)={&(0x7f0000001840)=@in={0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 0x10, &(0x7f0000001c40)=[{&(0x7f0000001880)='[', 0x1}], 0x1, &(0x7f0000001e40)}, 0x40) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000540)=@nat={'nat\x00', 0x19, 0x3, 0x38c, [0x20000140, 0x0, 0x0, 0x20000170, 0x200002d0], 0x0, &(0x7f0000000100), &(0x7f00000029c0)=ANY=[@ANYBLOB="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"]}, 0x404) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000002980)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000440)={0x0, @in={{0x2, 0x4e22, @multicast2=0xe0000002}}, 0x7bb7}, &(0x7f0000000500)=0x90) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000002240)={0x0, 0x9, 0x417, 0xfffffffffffffffa}, &(0x7f00000001c0)=0x10) syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') setsockopt$inet_sctp_SCTP_MAXSEG(r3, 0x84, 0xd, &(0x7f0000000580), 0x4) sendmsg$IPVS_CMD_DEL_DEST(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000640)=ANY=[]}, 0x1}, 0x40) r4 = socket$netlink(0x10, 0x3, 0x4) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000200)={0x31, 0x0, 0x8000, 0x10000, 0x80000001, 0x0, 0xffffffff}, &(0x7f0000000240)=0xffffffffffffff9b) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000002280)) sendmsg$nl_netfilter(r3, &(0x7f0000002780)={&(0x7f00000021c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000002740)={&(0x7f0000002300)=ANY=[@ANYBLOB="682000000300001808002c008000040008000000dfffffff32c67a465a14dc53000000d2cb32b166fca744ea99763a1814ffcfa0847c7aef7a66360b24a73aa52b45b49bceca5e8b8d81c95f876d570ee9c4aea70f47155e4f5b6c813158f8b8e77152e127d4f261df11f8a4496afef6195f4b4faa109a2e1522bbc58f0ecf764cf9f5ba070000000000000066249d1566d975ab71df00c786a7a4d46f63fe80"], 0x21}, 0x1, 0x0, 0x0, 0x4001}, 0x8000) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x7, 0xc, &(0x7f00000005c0)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0xd, 0x0, 0x0, 0x0, 0x2}, @generic={0x0, 0x818d, 0x82e, 0x1000}, @map={0x18, 0x1, 0x1}, @map={0x18, 0x7, 0x1}, @ldst={0x0, 0x2, 0x6, 0x7, 0xb, 0x8, 0x4}, @exit={0x95}], &(0x7f00000006c0)='GPL\x00', 0xfffffffffffffff9, 0x98, &(0x7f0000000700)=""/152, 0x0, 0x1}, 0x48) setsockopt$sock_attach_bpf(r4, 0x1, 0x32, &(0x7f0000000840)=r5, 0x4) writev(r4, &(0x7f000051c000)=[{&(0x7f0000000140)="480000001400190d76a81014aed182f30284470080ffe00600000000000000a2bc5603ca0016087f89000000200000000101ff0000000309ff5bffff08c7e5ed5e00000000000000", 0x48}], 0x1) ioctl$DRM_IOCTL_CONTROL(r5, 0x40086414, &(0x7f0000002180)={0x1, 0xb40}) ioctl$sock_netdev_private(r3, 0x89f0, &(0x7f0000000280)="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") bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x31, 0x7, 0x0, 0x1, 0x30}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x188, &(0x7f00001a7f05)=""/251}, 0x48) r6 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f000037d000)=[{&(0x7f0000199fe1)="1f00000002031900000007000000068100ed853b09000100010100ff3ffe58", 0x1f}], 0x1) preadv(r6, &(0x7f0000002100)=[{&(0x7f0000000000)=""/4096, 0x1000}, {&(0x7f0000001000)=""/61, 0x3d}, {&(0x7f0000001040)=""/26, 0x1a}, {&(0x7f0000001080)=""/75, 0x4b}, {&(0x7f0000001100)=""/4096, 0x1000}], 0x5, 0x0) writev(r6, &(0x7f0000fb5ff0)=[{&(0x7f0000fb6000)="1f00000002031900000007000000e3800802bb0509000100010100493ffe58", 0x1f}], 0x1) 2018/03/31 00:40:31 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xfffffffffffffff8, 0x200) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r1 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000002580)={{{@in6=@local, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in6=@mcast2}}, &(0x7f0000002680)=0xe8) ioctl$TUNSETIFINDEX(r0, 0x400454da, &(0x7f00000026c0)=r2) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f00000000c0)={0x5, 0x4, 0x60000000000}) ioctl$sock_ipx_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000100)={'ip6_vti0\x00', {0x4, 0x10001, 0xffff, "f294b8c9da14", 0x80}}) ioctl$EVIOCSABS3F(r0, 0x401845ff, &(0x7f0000000140)={0x8, 0x100, 0x7, 0xe0, 0x1ff, 0xeb}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000540)={{0x79a5}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup.cpu/syz1\x00', 0x1ff) 2018/03/31 00:40:31 executing program 6: r0 = syz_open_pts(0xffffffffffffff9c, 0x600) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x101, 0x1, 0x8, 0x10001, 0x8000, 0x7, 0x5, 0x4, 0x6}) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x10000, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000000c0)={0x40, 0x0, 0x3, 0xdfdb}) getsockopt$IPT_SO_GET_INFO(r2, 0x0, 0x40, &(0x7f0000000140)={'nat\x00'}, &(0x7f00000001c0)=0x54) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000100)={0x5, r3}) writev(r1, &(0x7f000012a000)=[{&(0x7f0000000000)="290000002000190700003fffffffda060200000622e800e53b0000150d000400ebffffff00d200019c", 0x29}], 0x1) setsockopt$IP_VS_SO_SET_ADD(r2, 0x0, 0x482, &(0x7f0000000200)={0x62, @local={0xac, 0x14, 0x14, 0xaa}, 0x4e21, 0x3, 'lc\x00', 0x8, 0x870a, 0x76}, 0x2c) [ 116.047948] [ 116.049624] ============================================ [ 116.055067] WARNING: possible recursive locking detected [ 116.060519] 4.16.0-rc7+ #372 Not tainted [ 116.064556] -------------------------------------------- [ 116.069982] syz-executor2/10604 is trying to acquire lock: [ 116.075576] (_xmit_ETHER#2){+.-.}, at: [<00000000809c4184>] sch_direct_xmit+0x361/0x1140 [ 116.085178] [ 116.085178] but task is already holding lock: [ 116.091128] (_xmit_ETHER#2){+.-.}, at: [<00000000809c4184>] sch_direct_xmit+0x361/0x1140 [ 116.099437] [ 116.099437] other info that might help us debug this: [ 116.106080] Possible unsafe locking scenario: [ 116.106080] [ 116.112111] CPU0 [ 116.114669] ---- [ 116.117223] lock(_xmit_ETHER#2); [ 116.120751] lock(_xmit_ETHER#2); [ 116.124266] [ 116.124266] *** DEADLOCK *** [ 116.124266] [ 116.130300] May be due to missing lock nesting notation [ 116.130300] [ 116.137200] 11 locks held by syz-executor2/10604: [ 116.142014] #0: (sk_lock-AF_INET){+.+.}, at: [<00000000f35e12a3>] sctp_sendmsg+0xc1e/0x35e0 [ 116.150669] #1: (rcu_read_lock){....}, at: [<00000000f67a7ee6>] ip_queue_xmit+0x9e/0x1920 [ 116.159144] #2: (rcu_read_lock_bh){....}, at: [<0000000056203b88>] ip_finish_output2+0x2aa/0x1550 [ 116.168311] #3: (rcu_read_lock_bh){....}, at: [<0000000016d664cf>] __dev_queue_xmit+0x2fe/0x2fc0 [ 116.177395] #4: (rcu_read_lock){....}, at: [<00000000007b4a9c>] br_dev_xmit+0x11d/0x1550 [ 116.185784] #5: (rcu_read_lock_bh){....}, at: [<0000000016d664cf>] __dev_queue_xmit+0x2fe/0x2fc0 [ 116.194866] #6: (_xmit_ETHER#2){+.-.}, at: [<00000000809c4184>] sch_direct_xmit+0x361/0x1140 [ 116.203602] #7: (rcu_read_lock_bh){....}, at: [<0000000056203b88>] ip_finish_output2+0x2aa/0x1550 [ 116.212772] #8: (rcu_read_lock_bh){....}, at: [<0000000016d664cf>] __dev_queue_xmit+0x2fe/0x2fc0 [ 116.221871] #9: (rcu_read_lock){....}, at: [<00000000007b4a9c>] br_dev_xmit+0x11d/0x1550 [ 116.230256] #10: (rcu_read_lock_bh){....}, at: [<0000000016d664cf>] __dev_queue_xmit+0x2fe/0x2fc0 [ 116.239419] [ 116.239419] stack backtrace: [ 116.243891] CPU: 1 PID: 10604 Comm: syz-executor2 Not tainted 4.16.0-rc7+ #372 [ 116.251229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.260562] Call Trace: [ 116.263132] dump_stack+0x194/0x24d [ 116.266738] ? arch_local_irq_restore+0x53/0x53 [ 116.271384] __lock_acquire+0xe8f/0x3e00 [ 116.275428] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 116.280681] ? is_bpf_text_address+0xa4/0x120 [ 116.285151] ? kernel_text_address+0xd1/0xe0 [ 116.289538] ? __kernel_text_address+0xd/0x40 [ 116.294012] ? unwind_get_return_address+0x61/0xa0 [ 116.298918] ? __save_stack_trace+0x7e/0xd0 [ 116.303232] ? perf_trace_lock_acquire+0xe3/0x980 [ 116.308051] ? print_lockdep_cache.isra.32+0x109/0x109 [ 116.313303] ? perf_trace_lock_acquire+0xe3/0x980 [ 116.318119] ? perf_trace_lock+0x900/0x900 [ 116.322328] ? perf_trace_lock+0x900/0x900 [ 116.326545] ? skb_network_protocol+0xef/0x4b0 [ 116.331102] ? netif_skb_features+0x5ff/0x9b0 [ 116.335572] ? __skb_gso_segment+0x810/0x810 [ 116.339955] lock_acquire+0x1d5/0x580 [ 116.343742] ? lock_acquire+0x1d5/0x580 [ 116.347690] ? sch_direct_xmit+0x361/0x1140 [ 116.351986] ? lock_release+0xa40/0xa40 [ 116.355937] ? netif_skb_features+0x9b0/0x9b0 [ 116.360407] ? pfifo_fast_dequeue+0x39a/0xb00 [ 116.364878] ? trace_hardirqs_on+0xd/0x10 [ 116.369003] ? __local_bh_enable_ip+0x121/0x230 [ 116.373656] _raw_spin_lock+0x2a/0x40 [ 116.377437] ? sch_direct_xmit+0x361/0x1140 [ 116.381737] sch_direct_xmit+0x361/0x1140 [ 116.385864] ? pfifo_fast_peek+0x1c0/0x1c0 [ 116.390075] ? pfifo_fast_change_tx_queue_len+0xb80/0xb80 [ 116.395591] ? __lock_is_held+0xb6/0x140 [ 116.399631] __qdisc_run+0x57d/0x18e0 [ 116.403405] ? sch_direct_xmit+0x1140/0x1140 [ 116.407788] ? _raw_spin_unlock+0x22/0x30 [ 116.411911] ? pfifo_fast_enqueue+0x3aa/0x620 [ 116.416380] ? pfifo_fast_dequeue+0xb00/0xb00 [ 116.420855] __dev_queue_xmit+0xb8b/0x2fc0 [ 116.425065] ? perf_trace_lock+0x900/0x900 [ 116.429276] ? netdev_pick_tx+0x2c0/0x2c0 [ 116.433398] ? trace_hardirqs_off+0x10/0x10 [ 116.437693] ? perf_trace_lock_acquire+0xe3/0x980 [ 116.442517] ? print_irqtrace_events+0x270/0x270 [ 116.447246] ? find_held_lock+0x35/0x1d0 [ 116.451281] ? trace_hardirqs_off+0x10/0x10 [ 116.455593] ? ebt_do_table+0x17b3/0x1f40 [ 116.459716] ? lock_downgrade+0x980/0x980 [ 116.463839] ? __lock_is_held+0xb6/0x140 [ 116.467876] ? rcu_read_lock_held+0xa9/0xc0 [ 116.472174] ? br_nf_post_routing+0x494/0x1570 [ 116.476731] ? trace_hardirqs_off+0x10/0x10 [ 116.481027] ? br_nf_dev_queue_xmit+0x1690/0x1690 [ 116.485847] ? __local_bh_enable_ip+0x121/0x230 [ 116.490489] ? ebt_unregister_table+0x80/0x80 [ 116.495310] ? trace_hardirqs_on+0xd/0x10 [ 116.499433] ? find_held_lock+0x35/0x1d0 [ 116.503487] ? br_forward_finish+0x392/0x530 [ 116.507882] ? lock_downgrade+0x980/0x980 [ 116.512010] dev_queue_xmit+0x17/0x20 [ 116.515790] ? dev_queue_xmit+0x17/0x20 [ 116.519754] br_dev_queue_push_xmit+0x196/0x5a0 [ 116.524399] ? nf_hook_slow+0xd3/0x1a0 [ 116.528262] br_forward_finish+0xc8/0x530 [ 116.532386] ? br_dev_queue_push_xmit+0x5a0/0x5a0 [ 116.537201] ? ebt_in_hook+0x65/0x80 [ 116.540910] ? br_fdb_offloaded_set+0x90/0x90 [ 116.545380] ? nf_hook_slow+0xd3/0x1a0 [ 116.549252] __br_forward+0x533/0xc80 [ 116.553031] ? br_forward_finish+0x530/0x530 [ 116.557416] ? br_allowed_ingress+0x13c/0x16a0 [ 116.561974] ? is_bpf_text_address+0x7b/0x120 [ 116.566444] ? br_dev_queue_push_xmit+0x5a0/0x5a0 [ 116.571260] ? br_multicast_count+0x7e/0x90 [ 116.575568] br_flood+0x665/0x770 [ 116.578998] ? br_forward+0x2f0/0x2f0 [ 116.582778] ? lock_release+0xa40/0xa40 [ 116.586729] ? __lock_is_held+0xb6/0x140 [ 116.590767] br_dev_xmit+0xa68/0x1550 [ 116.594546] ? br_poll_controller+0x10/0x10 [ 116.598859] ? lock_release+0xa40/0xa40 [ 116.602809] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 116.607796] ? unwind_dump+0x4d0/0x4d0 [ 116.611663] ? trace_hardirqs_off+0x10/0x10 [ 116.615961] ? perf_trace_lock_acquire+0xe3/0x980 [ 116.620784] ? __lock_is_held+0xb6/0x140 [ 116.624842] dev_hard_start_xmit+0x24e/0xac0 [ 116.629225] ? validate_xmit_skb_list+0x120/0x120 [ 116.634086] ? netif_skb_features+0x5ff/0x9b0 [ 116.638566] ? dev_get_by_index_rcu+0x320/0x320 [ 116.643223] ? __skb_gso_segment+0x810/0x810 [ 116.647609] ? validate_xmit_xfrm+0xb8/0xd90 [ 116.651992] ? lock_acquire+0x1d5/0x580 [ 116.655941] ? __dev_queue_xmit+0x2fe/0x2fc0 [ 116.660321] ? validate_xmit_skb+0x512/0xb00 [ 116.664704] ? netif_skb_features+0x9b0/0x9b0 [ 116.669180] __dev_queue_xmit+0x26bf/0x2fc0 [ 116.673475] ? __lock_acquire+0x2bfd/0x3e00 [ 116.677771] ? __lock_acquire+0x2bfd/0x3e00 [ 116.682069] ? netdev_pick_tx+0x2c0/0x2c0 [ 116.686190] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 116.691354] ? perf_trace_lock+0x900/0x900 [ 116.695576] ? trace_hardirqs_off+0x10/0x10 [ 116.699871] ? find_held_lock+0x35/0x1d0 [ 116.703905] ? print_irqtrace_events+0x270/0x270 [ 116.708638] ? perf_trace_lock_acquire+0xe3/0x980 [ 116.713454] ? print_irqtrace_events+0x270/0x270 [ 116.718186] ? lock_downgrade+0x980/0x980 [ 116.722312] ? perf_trace_lock+0x900/0x900 [ 116.726522] ? trace_hardirqs_off+0x10/0x10 [ 116.730819] ? enqueue_to_backlog+0x9b4/0xe30 [ 116.735290] ? __lock_acquire+0x664/0x3e00 [ 116.739517] ? trace_hardirqs_on+0xd/0x10 [ 116.743640] ? enqueue_to_backlog+0x2c4/0xe30 [ 116.748287] ? print_irqtrace_events+0x270/0x270 [ 116.753023] ? ip_finish_output+0x864/0xd60 [ 116.757320] ? lock_downgrade+0x980/0x980 [ 116.761445] ? lock_release+0xa40/0xa40 [ 116.765395] ? mark_held_locks+0xaf/0x100 [ 116.769524] dev_queue_xmit+0x17/0x20 [ 116.773299] ? dev_queue_xmit+0x17/0x20 [ 116.777246] ip_finish_output2+0xf4d/0x1550 [ 116.781556] ? dst_output+0x140/0x140 [ 116.785342] ? trace_hardirqs_off+0x10/0x10 [ 116.789639] ? ipv4_mtu+0x411/0x580 [ 116.793241] ? find_held_lock+0x35/0x1d0 [ 116.797279] ip_finish_output+0x864/0xd60 [ 116.801417] ? ip_finish_output+0x864/0xd60 [ 116.805714] ? ip_fragment.constprop.47+0x200/0x200 [ 116.810709] ? iptable_mangle_hook+0xaf/0x4a0 [ 116.815183] ? nf_hook_slow+0xd3/0x1a0 [ 116.819047] ip_mc_output+0x271/0x1350 [ 116.822913] ? ip_queue_xmit+0x1920/0x1920 [ 116.827137] ? lock_downgrade+0x980/0x980 [ 116.831261] ? nf_hook_slow+0xd3/0x1a0 [ 116.835126] ? __ip_local_out+0x52c/0xa30 [ 116.839252] ? ip_copy_addrs+0xe0/0xe0 [ 116.843118] ? skb_copy_ubufs+0x1910/0x1910 [ 116.847416] ? ip_fragment.constprop.47+0x200/0x200 [ 116.852407] ? __ip_select_ident+0x168/0x270 [ 116.856792] ? ip_idents_reserve+0x2a0/0x2a0 [ 116.861176] ip_local_out+0x95/0x160 [ 116.864867] iptunnel_xmit+0x556/0x810 [ 116.868735] ip_tunnel_xmit+0x177b/0x3550 [ 116.872860] ? __ip_rt_update_pmtu+0xa60/0xa60 [ 116.877432] ? ip_md_tunnel_xmit+0x14d0/0x14d0 [ 116.881992] ? lock_downgrade+0x980/0x980 [ 116.886125] ? pvclock_read_flags+0x160/0x160 [ 116.890596] ? mark_held_locks+0xaf/0x100 [ 116.894734] ? ktime_get_with_offset+0x188/0x420 [ 116.899470] ? kvm_clock_get_cycles+0x25/0x30 [ 116.903943] ? ktime_get+0x3a0/0x3a0 [ 116.907652] __gre_xmit+0x546/0x8b0 [ 116.911272] erspan_xmit+0x779/0x22a0 [ 116.915053] ? gretap_fb_dev_create+0x250/0x250 [ 116.919698] ? __lock_is_held+0xb6/0x140 [ 116.923737] dev_hard_start_xmit+0x24e/0xac0 [ 116.928122] ? validate_xmit_skb_list+0x120/0x120 [ 116.932939] ? __skb_gso_segment+0x810/0x810 [ 116.937327] ? lock_acquire+0x1d5/0x580 [ 116.941274] ? lock_acquire+0x1d5/0x580 [ 116.945226] ? sch_direct_xmit+0x361/0x1140 [ 116.949542] ? lock_release+0xa40/0xa40 [ 116.953502] ? netif_skb_features+0x9b0/0x9b0 [ 116.957975] ? pfifo_fast_dequeue+0x39a/0xb00 [ 116.962454] ? trace_hardirqs_on+0xd/0x10 [ 116.966585] ? __local_bh_enable_ip+0x121/0x230 [ 116.971238] sch_direct_xmit+0x40d/0x1140 [ 116.975383] ? pfifo_fast_peek+0x1c0/0x1c0 [ 116.979599] ? pfifo_fast_change_tx_queue_len+0xb80/0xb80 [ 116.985117] ? __lock_is_held+0xb6/0x140 [ 116.989159] __qdisc_run+0x57d/0x18e0 [ 116.992948] ? sch_direct_xmit+0x1140/0x1140 [ 116.997351] ? _raw_spin_unlock+0x22/0x30 [ 117.001475] ? pfifo_fast_enqueue+0x3aa/0x620 [ 117.005948] ? pfifo_fast_dequeue+0xb00/0xb00 [ 117.010438] __dev_queue_xmit+0xb8b/0x2fc0 [ 117.014655] ? perf_trace_lock+0x900/0x900 [ 117.018867] ? netdev_pick_tx+0x2c0/0x2c0 [ 117.022994] ? perf_trace_lock_acquire+0xe3/0x980 [ 117.027826] ? print_irqtrace_events+0x270/0x270 [ 117.032557] ? find_held_lock+0x35/0x1d0 [ 117.036601] ? trace_hardirqs_off+0x10/0x10 [ 117.040898] ? ebt_do_table+0x17b3/0x1f40 [ 117.045023] ? lock_downgrade+0x980/0x980 [ 117.049157] ? __lock_is_held+0xb6/0x140 [ 117.053195] ? rcu_read_lock_held+0xa9/0xc0 [ 117.057496] ? br_nf_post_routing+0x494/0x1570 [ 117.062052] ? trace_hardirqs_off+0x10/0x10 [ 117.066349] ? br_nf_dev_queue_xmit+0x1690/0x1690 [ 117.071168] ? __local_bh_enable_ip+0x121/0x230 [ 117.075815] ? ebt_unregister_table+0x80/0x80 [ 117.080285] ? trace_hardirqs_on+0xd/0x10 [ 117.086245] ? find_held_lock+0x35/0x1d0 [ 117.090284] ? br_forward_finish+0x392/0x530 [ 117.094672] ? lock_downgrade+0x980/0x980 [ 117.098796] dev_queue_xmit+0x17/0x20 [ 117.102573] ? dev_queue_xmit+0x17/0x20 [ 117.106524] br_dev_queue_push_xmit+0x196/0x5a0 [ 117.111169] ? nf_hook_slow+0xd3/0x1a0 [ 117.115036] br_forward_finish+0xc8/0x530 [ 117.119160] ? br_dev_queue_push_xmit+0x5a0/0x5a0 [ 117.123988] ? ebt_in_hook+0x65/0x80 [ 117.127684] ? br_fdb_offloaded_set+0x90/0x90 [ 117.132154] ? nf_hook_slow+0xd3/0x1a0 [ 117.136062] __br_forward+0x533/0xc80 [ 117.139842] ? br_forward_finish+0x530/0x530 [ 117.144229] ? br_allowed_ingress+0x13c/0x16a0 [ 117.148789] ? __lock_acquire+0x664/0x3e00 [ 117.152998] ? br_dev_queue_push_xmit+0x5a0/0x5a0 [ 117.157818] ? br_multicast_count+0x7e/0x90 [ 117.162114] br_flood+0x665/0x770 [ 117.165543] ? br_forward+0x2f0/0x2f0 [ 117.169320] ? lock_release+0xa40/0xa40 [ 117.173281] ? __lock_is_held+0xb6/0x140 [ 117.177319] br_dev_xmit+0xa68/0x1550 [ 117.181098] ? br_poll_controller+0x10/0x10 [ 117.185419] ? __lock_acquire+0x664/0x3e00 [ 117.189629] ? perf_trace_lock+0x900/0x900 [ 117.193837] ? perf_trace_lock+0x900/0x900 [ 117.198047] ? trace_hardirqs_off+0x10/0x10 [ 117.202345] ? lock_pin_lock+0x360/0x360 [ 117.206380] ? perf_trace_lock_acquire+0xe3/0x980 [ 117.211214] ? __lock_is_held+0xb6/0x140 [ 117.215268] dev_hard_start_xmit+0x24e/0xac0 [ 117.219652] ? validate_xmit_skb_list+0x120/0x120 [ 117.224471] ? netif_skb_features+0x5ff/0x9b0 [ 117.228944] ? dev_get_by_index_rcu+0x320/0x320 [ 117.233601] ? __skb_gso_segment+0x810/0x810 [ 117.237985] ? validate_xmit_xfrm+0xb8/0xd90 [ 117.242369] ? lock_acquire+0x1d5/0x580 [ 117.246322] ? __dev_queue_xmit+0x2fe/0x2fc0 [ 117.250721] ? validate_xmit_skb+0x512/0xb00 [ 117.255106] ? netif_skb_features+0x9b0/0x9b0 [ 117.259578] __dev_queue_xmit+0x26bf/0x2fc0 [ 117.263875] ? __lock_acquire+0x664/0x3e00 [ 117.268101] ? netdev_pick_tx+0x2c0/0x2c0 [ 117.272224] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 117.277388] ? kfree_skbmem+0x1a1/0x1d0 [ 117.281337] ? ip_finish_output2+0x105a/0x1550 [ 117.285893] ? ip_finish_output+0x864/0xd60 [ 117.290201] ? ip_mc_output+0x271/0x1350 [ 117.294266] ? ip_local_out+0x95/0x160 [ 117.298126] ? ip_queue_xmit+0x8c0/0x1920 [ 117.302271] ? sctp_v4_xmit+0x108/0x140 [ 117.306233] ? sctp_packet_transmit+0x225e/0x3750 [ 117.311053] ? sctp_outq_flush+0xabb/0x4060 [ 117.315348] ? sctp_outq_uncork+0x5a/0x70 [ 117.319469] ? sctp_do_sm+0x4e0/0x6ed0 [ 117.323331] ? sctp_primitive_ASSOCIATE+0x9d/0xd0 [ 117.328148] ? sctp_sendmsg+0x13bd/0x35e0 [ 117.332293] ? inet_sendmsg+0x11f/0x5e0 [ 117.336243] ? sock_sendmsg+0xca/0x110 [ 117.340106] ? ___sys_sendmsg+0x767/0x8b0 [ 117.344316] ? SyS_sendmsg+0x2d/0x50 [ 117.348009] ? do_syscall_64+0x281/0x940 [ 117.352059] ? print_irqtrace_events+0x270/0x270 [ 117.356792] ? trace_hardirqs_off+0x10/0x10 [ 117.361111] ? free_obj_work+0x690/0x690 [ 117.365158] ? perf_trace_lock_acquire+0xe3/0x980 [ 117.369976] ? skb_free_head+0x74/0xb0 [ 117.373842] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 117.378834] ? perf_trace_lock+0x900/0x900 [ 117.383046] ? __lock_is_held+0xb6/0x140 [ 117.387082] ? trace_hardirqs_off+0x10/0x10 [ 117.391379] ? kfree_skbmem+0x1a1/0x1d0 [ 117.395339] ? rcu_read_lock_sched_held+0x108/0x120 [ 117.400345] ? kmem_cache_free+0x258/0x2a0 [ 117.404554] ? kfree_skbmem+0xe2/0x1d0 [ 117.408420] ? print_irqtrace_events+0x270/0x270 [ 117.413155] ? ip_finish_output+0x864/0xd60 [ 117.417451] ? lock_downgrade+0x980/0x980 [ 117.421576] ? lock_release+0xa40/0xa40 [ 117.425523] ? mark_held_locks+0xaf/0x100 [ 117.429647] dev_queue_xmit+0x17/0x20 [ 117.433424] ? dev_queue_xmit+0x17/0x20 [ 117.437377] ip_finish_output2+0xf4d/0x1550 [ 117.441676] ? ipt_do_table+0xe43/0x19b0 [ 117.445715] ? dst_output+0x140/0x140 [ 117.449499] ? trace_hardirqs_off+0x10/0x10 [ 117.453799] ? ipv4_mtu+0x411/0x580 [ 117.457406] ? __build_flow_key.constprop.51+0x630/0x630 [ 117.462847] ? find_held_lock+0x35/0x1d0 [ 117.466901] ip_finish_output+0x864/0xd60 [ 117.471028] ? ip_finish_output+0x864/0xd60 [ 117.475329] ? ip_fragment.constprop.47+0x200/0x200 [ 117.480322] ? iptable_mangle_hook+0xaf/0x4a0 [ 117.484795] ? nf_hook_slow+0xd3/0x1a0 [ 117.488656] ip_mc_output+0x271/0x1350 [ 117.492517] ? ip_queue_xmit+0x1920/0x1920 [ 117.496727] ? lock_downgrade+0x980/0x980 [ 117.500850] ? nf_hook_slow+0xd3/0x1a0 [ 117.504733] ? __ip_local_out+0x52c/0xa30 [ 117.508856] ? ip_copy_addrs+0xe0/0xe0 [ 117.512716] ? ip_fragment.constprop.47+0x200/0x200 [ 117.517707] ? __lock_is_held+0xb6/0x140 [ 117.521742] ip_local_out+0x95/0x160 [ 117.525431] ip_queue_xmit+0x8c0/0x1920 [ 117.529382] ? ip_build_and_send_pkt+0xc80/0xc80 [ 117.534113] ? sctp_csum_update+0x23/0x30 [ 117.538233] ? sctp_csum_combine+0x30/0x30 [ 117.542445] ? __skb_checksum+0x4a9/0x7e0 [ 117.546570] sctp_v4_xmit+0x108/0x140 [ 117.550363] sctp_packet_transmit+0x225e/0x3750 [ 117.555013] ? sctp_packet_config+0xc80/0xc80 [ 117.559504] ? perf_trace_lock_acquire+0xe3/0x980 [ 117.564320] ? perf_trace_lock_acquire+0xe3/0x980 [ 117.569137] ? find_held_lock+0x35/0x1d0 [ 117.573177] ? lock_downgrade+0x980/0x980 [ 117.577301] ? lock_release+0xa40/0xa40 [ 117.581254] ? __build_flow_key.constprop.51+0x630/0x630 [ 117.586681] ? __sctp_packet_append_chunk+0x4c9/0xd60 [ 117.591847] ? sctp_csum_update+0x30/0x30 [ 117.595969] ? sctp_packet_append_chunk+0xba0/0xba0 [ 117.600963] ? print_irqtrace_events+0x270/0x270 [ 117.605880] ? sctp_packet_init+0x25d/0x450 [ 117.610177] ? sctp_csum_combine+0x30/0x30 [ 117.614386] ? sctp_packet_release_owner+0x40/0x40 [ 117.619291] ? perf_trace_lock+0x900/0x900 [ 117.623502] sctp_outq_flush+0xabb/0x4060 [ 117.627625] ? __lock_acquire+0x664/0x3e00 [ 117.631836] ? hpet_work+0x440/0x6f0 [ 117.635537] ? sctp_check_transmitted+0x1da0/0x1da0 [ 117.640538] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 117.645705] ? lock_downgrade+0x980/0x980 [ 117.649914] ? lock_release+0xa40/0xa40 [ 117.653950] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 117.658962] ? do_syscall_64+0x281/0x940 [ 117.664216] ? perf_trace_lock_acquire+0xe3/0x980 [ 117.669036] ? perf_trace_lock_acquire+0xe3/0x980 [ 117.673854] ? perf_trace_lock+0x900/0x900 [ 117.678068] ? perf_trace_lock+0x900/0x900 [ 117.682280] ? trace_hardirqs_off+0x10/0x10 [ 117.686582] ? find_held_lock+0x35/0x1d0 [ 117.690639] ? debug_object_activate+0x307/0x730 [ 117.695491] ? lock_downgrade+0x980/0x980 [ 117.699632] ? lock_release+0xa40/0xa40 [ 117.703587] ? print_irqtrace_events+0x270/0x270 [ 117.708320] ? add_timer+0x5a0/0x1450 [ 117.712097] ? lock_downgrade+0x980/0x980 [ 117.716223] ? debug_object_activate+0x307/0x730 [ 117.720954] ? _raw_spin_lock_irqsave+0x9e/0xc0 [ 117.725600] ? calc_wheel_index+0x13d/0x200 [ 117.729899] ? mark_held_locks+0xaf/0x100 [ 117.734026] ? _raw_spin_unlock_irqrestore+0x31/0xc0 [ 117.739108] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 117.744101] ? trace_hardirqs_on+0xd/0x10 [ 117.748224] ? add_timer+0x5a5/0x1450 [ 117.752007] ? mod_timer+0x13c0/0x13c0 [ 117.755888] ? sctp_init_cause+0x170/0x170 [ 117.760102] ? find_held_lock+0x35/0x1d0 [ 117.764140] ? is_bpf_text_address+0x7b/0x120 [ 117.768612] ? sctp_outq_tail+0x7b8/0xb40 [ 117.772734] ? sctp_outq_free+0x20/0x20 [ 117.776689] ? sctp_endpoint_new+0xee0/0xee0 [ 117.781075] sctp_outq_uncork+0x5a/0x70 [ 117.785026] sctp_do_sm+0x4e0/0x6ed0 [ 117.788719] ? __save_stack_trace+0x7e/0xd0 [ 117.793022] ? sctp_do_8_2_transport_strike.isra.15+0x8a0/0x8a0 [ 117.799074] ? save_stack+0xa3/0xd0 [ 117.802677] ? save_stack+0x43/0xd0 [ 117.806280] ? kasan_kmalloc+0xad/0xe0 [ 117.810141] ? kmem_cache_alloc_trace+0x136/0x740 [ 117.814978] ? sctp_stream_init_ext+0x50/0xf0 [ 117.819454] ? sctp_sendmsg+0x2cd7/0x35e0 [ 117.823578] ? inet_sendmsg+0x11f/0x5e0 [ 117.827527] ? sock_sendmsg+0xca/0x110 [ 117.831388] ? ___sys_sendmsg+0x767/0x8b0 [ 117.835530] ? __sys_sendmsg+0xe5/0x210 [ 117.839480] ? SyS_sendmsg+0x2d/0x50 [ 117.843170] ? do_syscall_64+0x281/0x940 [ 117.847207] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 117.852561] ? find_held_lock+0x35/0x1d0 [ 117.856596] ? print_irqtrace_events+0x270/0x270 [ 117.861326] ? trace_hardirqs_off+0x10/0x10 [ 117.865637] ? __lock_is_held+0xb6/0x140 [ 117.869676] ? __lock_is_held+0xb6/0x140 [ 117.873719] ? sctp_assoc_lookup_paddr+0xb0/0xb0 [ 117.878451] sctp_primitive_ASSOCIATE+0x9d/0xd0 [ 117.883273] sctp_sendmsg+0x13bd/0x35e0 [ 117.887223] ? trace_hardirqs_off+0x10/0x10 [ 117.891537] ? sctp_id2assoc+0x390/0x390 [ 117.895583] ? release_sock+0x1d4/0x2a0 [ 117.899536] ? lock_downgrade+0x980/0x980 [ 117.903660] ? lock_release+0xa40/0xa40 [ 117.907610] ? lock_acquire+0x1d5/0x580 [ 117.911560] ? lock_acquire+0x1d5/0x580 [ 117.915510] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 117.920504] ? release_sock+0x1d4/0x2a0 [ 117.924457] ? __local_bh_enable_ip+0x121/0x230 [ 117.929106] ? trace_hardirqs_on+0xd/0x10 [ 117.933230] ? __local_bh_enable_ip+0x121/0x230 [ 117.937876] inet_sendmsg+0x11f/0x5e0 [ 117.941652] ? inet_sendmsg+0x11f/0x5e0 [ 117.945601] ? copy_msghdr_from_user+0x3a6/0x590 [ 117.950333] ? inet_create+0xf50/0xf50 [ 117.954191] ? SYSC_sendto+0x5c0/0x5c0 [ 117.958055] ? security_socket_sendmsg+0x89/0xb0 [ 117.962793] ? inet_create+0xf50/0xf50 [ 117.966655] sock_sendmsg+0xca/0x110 [ 117.970346] ___sys_sendmsg+0x767/0x8b0 [ 117.974312] ? copy_msghdr_from_user+0x590/0x590 [ 117.979057] ? lock_downgrade+0x980/0x980 [ 117.983183] ? __fget_light+0x2b2/0x3c0 [ 117.987135] ? fget_raw+0x20/0x20 [ 117.990563] ? sockfd_lookup_light+0x104/0x150 [ 117.995119] ? SYSC_accept4+0x4ff/0x870 [ 117.999075] __sys_sendmsg+0xe5/0x210 [ 118.002849] ? __sys_sendmsg+0xe5/0x210 [ 118.006795] ? SyS_shutdown+0x290/0x290 [ 118.010745] ? SyS_futex+0x269/0x390 [ 118.014432] ? fd_install+0x4d/0x60 [ 118.018033] ? move_addr_to_kernel+0x60/0x60 [ 118.022418] SyS_sendmsg+0x2d/0x50 [ 118.025934] ? __sys_sendmsg+0x210/0x210 [ 118.029972] do_syscall_64+0x281/0x940 [ 118.033838] ? vmalloc_sync_all+0x30/0x30 [ 118.037961] ? _raw_spin_unlock_irq+0x27/0x70 [ 118.042431] ? finish_task_switch+0x1c1/0x7e0 [ 118.046900] ? syscall_return_slowpath+0x550/0x550 [ 118.051802] ? syscall_return_slowpath+0x2ac/0x550 [ 118.056707] ? prepare_exit_to_usermode+0x350/0x350 [ 118.061703] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 118.067043] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 118.071863] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 118.077030] RIP: 0033:0x454e79 [ 118.080193] RSP: 002b:00007f718a472c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 118.088955] RAX: ffffffffffffffda RBX: 00007f718a4736d4 RCX: 0000000000454e79 [ 118.096203] RDX: 0000000000000040 RSI: 0000000020001f00 RDI: 0000000000000015 [ 118.103446] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 118.110705] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 118.117953] R13: 00000000000004e3 R14: 00000000006f95e8 R15: 0000000000000000