00', 0x0, 0x0) mremap(&(0x7f0000a94000/0x1000)=nil, 0x1000, 0x2000, 0x3, &(0x7f0000000000/0x2000)=nil) ioctl$VHOST_GET_FEATURES(r1, 0x80304d65, &(0x7f0000000100)) 03:35:13 executing program 2: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = open(&(0x7f000080dff6)='./control\x00', 0x2, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f000078dff8)='./file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) link(&(0x7f0000f3bff8)='./file0\x00', &(0x7f00009db000)='./file1\x00') rename(&(0x7f00000f7ff0)='./control/file0\x00', &(0x7f0000636000)='./file0\x00') getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000180)={0x0, 0x8000}, &(0x7f00000001c0)=0x8) creat(&(0x7f0000000100)='./control/file0\x00', 0x0) dup2(r0, r1) 03:35:13 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DEST(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x64, r2, 0x800, 0x70bd2b, 0x25dfdbfc, {0x7}, [@IPVS_CMD_ATTR_SERVICE={0x10, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x13, 0x14}}]}, @IPVS_CMD_ATTR_SERVICE={0x40, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x62}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x20, 0x20}}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e20}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e21}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x20040001}, 0x40000) setsockopt$inet_buf(r0, 0x0, 0x14, &(0x7f00000000c0), 0xad6262a1075d529a) [ 540.458851] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 541.093501] Unknown ioctl 4724 [ 541.243861] Unknown ioctl 4724 03:35:14 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x1f000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:14 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b66080066617400020401040200027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:14 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x6c, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:14 executing program 6: r0 = socket$inet_smc(0x2b, 0x1, 0x0) listen(r0, 0x1000) setsockopt$inet_tcp_TLS_TX(r0, 0x6, 0x3, &(0x7f0000000600)={0x303, 0x33}, 0x4) 03:35:14 executing program 3: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fgetxattr(r0, &(0x7f0000000100)=@random={'btrfs.', '!wlan0nodevmime_typevmnet0userlo.self^\x00'}, &(0x7f0000000200)=""/110, 0x6e) syz_emit_ethernet(0x3e, &(0x7f0000000000)=ANY=[@ANYBLOB="0180c2000000ffffff7fffff86dd608f7b1900083200fe8000000000000000000000000000aaff0200000000000000000000000000010000000000089078"], 0x0) syz_emit_ethernet(0xc1, &(0x7f0000000300)=ANY=[@ANYBLOB="ffffffff85eaaaaaaaaaaa1d91002400810025000806000186c20610000caaaaaaaaaabb00000000000000000000000000000000bd2b80ee9e32fe800000000000000000000000000010d95c1a490c599ee6f71534775dea7fcc8057fa94a4507e8c49cf5867afe34d625212a64f33e9352c5b61c5b31567530ee9690632f0c825ba1a402e935df5b640aa0350a0c7bc3ca2036fcadeae4c95454fc5bd1b326fb0efa2ccd92d743f61e91f3cdee22ad002b2e4bd395bec320b816ccbc545d6d46bcaf3060c51f536517017"], &(0x7f0000000140)={0xffffffffffffffff, 0x2, [0x7cf, 0x2b5, 0xc19, 0xa35]}) 03:35:14 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(0xffffffffffffffff, 0xc0105303, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:14 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x3ca, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:14 executing program 6: r0 = socket$inet_dccp(0x2, 0x6, 0x0) bind$inet(r0, &(0x7f0000003280)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) fchdir(r0) connect$inet(r0, &(0x7f0000e5c000)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) r1 = dup2(r0, r0) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000000)=0x3, 0x4) 03:35:14 executing program 3: r0 = socket$inet(0x2, 0x80000000805, 0x0) sendmsg(r0, &(0x7f0000000180)={&(0x7f0000000000)=@in={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x3ca, &(0x7f00000000c0)=[{&(0x7f00000001c0)="e04b7ef8901d03c6b35af4b8638a31cb2290989d3bb8490001869cf0e047ac4c944f094e3f8ae2a6722ffcc687fcdcfadc039904eb74954f2600ca92f12d51019c243b1dc344c945328a58830a782b5529786c8a0ad3375a4ee47cf5188cf90320b3e1fd28efd4ff7cac93773840bccf041a8b4f177667d0ec8c29349b2066ad5107049120d1d7f12328974f10add7e59fe193e5b7990bd4dc4f53000e02386bfc108ea409a12b24c8fe17b03a35e8389f3750d476b2cc20d01d82b8e98d322943939f5f8f7b294937c2802ded915c03db5ac90af0ed34f9b2396e04aeed1e384f51e309b98a8ec88bf425a422d48b447f6e459ded0ee1b003dcc0d3bc4b30b554847bcb24c83e0efdee54866bd0682ad96d8a5306c80fdc972e6f0e9c75833f037f55a97df69d02361c3c7d37cc3d6c66028fe5d9b8203440b67fee4721c94feccefa736105bea1a9c5e6c2a825a5afec1bf1bb75bdd86d95b017a15347dfdb3876dbbf9cb1226a438310d856de3f0e6b74c1425d2f21c5c8a266adb767d419c5bad6c7f11ae531ae9aefdaa556b94e5186bc443c232278b8795974356dff05a398c6e07bfde9d192f882c2b0fda404452985ce06f3c16802aa29e8b2ed1aa572fb2382e0f71f97e516f45723b38138369489d6b00093b01bff92a77593c48846fa1f11b9914c04935742a20d0a2f80d029d8ceff88c5d25b5e7272a82b91033734273f0d19b82a6ef93192878dc070399a5ce197b962ac690db0b7eec6eb8dc823d587f9a053c04f3eb69826738472521c23f06ade42c95fa2be3c8f632bea60c312bc97f376ef771fb59f9f0ed71bcffec420ecde88ca7cb9bd8823561785fb6b1481d878848cc78a697b2c8412026bd1141678e6b124f1e073f01f032ad45e74c201cd40d594f5c569eeaa9462b01d5fbfc13c876a0c31792de107f75855728ca47f880568540211fd63ed60c2297e1022d0b3b25837b50eed9a4fa901c4b72627adbddaf23d14962262296ebd1ec0fd4a3af847c70b240f4b8f788a60d3403b26a9a788f1b7d8b34ea2554d78646adae0d6aac5662854e75750a445762b915fcee16f2bac8dd1730faca89164303a87089df1d9398847f1b11b20b9b70303d9f9eb5dc003996fe93a9d484acac6e8922dc6742d9a06fabd43648544acd4c33626dc7af9a6cdbe8446e1101ba7aa58a56000ca78a37acb37f271ead0c32ca04acae9e82aec85b9d13f28598c81f1f386be1b4ae8551bbb379806f1afc31682c07a920d15e8e7402e5eaabd5d7091d7ed5a9bbaed75154b74b3b00f74e34e7f17d221c7fa2813d1183bd507ada745716348193d6172fe051ab250aacd3bfb9f5ad0bf82d61d9cbac6e744798eb86c39796985dcdf9fbbe07b44dacafd8782d997c53c55de7976a514e9f0e631d8b259fc7f62cdca00aa313227831054531bfc30ba5bd49396f821d6a9084e484abb55162dd4d43093af38fb5bc199c237d62c5d0ae89510711f9f3b48d5cea2f2ee988dafaaecf0701e980190af310cd210c107a3e757c0322e5d3d60506fb5c57cfd9b04266540cb022c30f7ef0ca11fdede80e46e1983a31273fdca7affab40fdc6fc2b61a24ad7559269882def44194a14c90db8bb9ea9a45a71cfbe7975211633a5b0e57050de4889ff6aed0de847d055e9a9f28f30dcec34001352bee690b24d4437bfff4fc5a5cd8ea15e2c1e32a2b085e52192c2ee3a886e95dfd4bdcfa7ccb47148a633fa0e7c2eb70747a46317e1fb7b36c5b17395804969ee6e2caea5e1995802c3bfebabefd3f5f1e83e864b3ffe7b0868351e03bc2e9515e4d27dd22c1f016e0e2ccb4c070f71f8b2500d02e27cc4eaaec76ea8455a5e843057e0f7d4769803305d1b952eeacbc1602f753229bf365733dea849d1e7a3e6fda9713ceba1de4dacbee98615b58e0496e5e056dbcb7c745112ce9d763bdd9f8070d25966e71ed547520ceb032518eb33b6af44d6c0e88922a5e4463fcd07d078b90b01dc428f81e656a5a3629dd655032549e54d59812ade171e9dcccfe07a09b593a075b6e9746a33aba8242771fe22821230fd182d20e9ecd57e760db7faeaae1026296fa02f09e8dda9712074868e98d3516746467f5d8f1a3b3cdad87565b7353a043b9735233ac7be0934fa7963527b2ebcb4ba20fcecd3bcc32aa8fc9e9083f8af8718b96ada34231e6e7e40e220cd1d2cfcdf83442cc88613ef53ea876bbc477c4b01a1ca4e824f248a342882b8d9b98e99b3ede2a9d4c1a918dbb1f239e1cf2ea92103213489d97bf96bb43a50c56d6da6fdb2e142b60a5dbfbddc4de0a1356d09a051a5e5c10699d2fd7761b746ffb771cfb4e5b971ab274cfae78e26a547d1856bd57992c47d48d07c38dd4ac9cc098029e742198403e0c2ee450ac8a247815180e76aaa1a4acec4beec1c28937220592403f80e451fa5efa170a9637fd92d2979cf6ac14267e7ff3aa63f04f825ef36275cceb28c371a40dfeefcb0ae06f6182cb7cf3cd7a43aa7c8e65ead888a24ae2d27660027fbbe1d87b85ff305c972f373ba70c191a04b6589d51bd133337e95a8ab7b5815bd92b44e53feb1c799d19d4486b63f3a44b4caf69b8feb829d43f781c7523de303998d79a354305dbb52e79c76adcd55c4949f0ac3f0798420cdaab18a393f384508110e4f86b722f18d6f140cdfad8fbe19ceb8702d5be383b232f44e18148d0761f7572ece41ae1a764f740012014ea095f20d5a160358ce0708dc9fb322db9664ecb67ae14e87b56ee7cdd5a52ba09ab86ec7852bea1f7e13fec6d2f939479186ac633f5def82fa593e2f6c5504f94944bedbd52758a7559915b29b754f088235eecfb35f4b06d5677eb80eb27356eed5f095e2144696fb6078430acfedd9a4731b21d19bf14dfd410e23985a11a84c23301baa3b722303e19f135da6454008ad036074832cf75ca21fc4b293580187de063bdcebd1032fe0181da115d17a771f8d3f5b53c42687d9da2da5011afced389306dcf6d05f1a700d079862808a19ee3d9ba954747134a7e6631c656e6356b48751f17054d54fed6cf25938a733a2ad6db940dbe9a35fceb4d3be9d9b63b291961fd9e6a8fb3cb4293d56aae6c2f8b971a4ff93f7d38778290cfed33cfc5790d0a0f0caa6bcf45b6c9aaf185c35fd5a764b1566cc208d88b34f6bb7bb3fe0638323c4f6a4ef396b28f21525c7b020953fa569fccca079db05ea2c2e39cc5052b126adfe29180f559165fa27377637b1c336a0abb78d174de160aeb4e938a86832083efa2f636d5765111ba7a0304e3bc5a1c50eba4b502c5a6f7e1ee9ad2707e8a9a0787c51e693ca7b93641f901cc8bdf5378d9ad8fa480cd0ecdded75b41ee8749d08db4f4a35060294a52916ba0abf4b66cffb99d10de4c7775af421d57e7812b77b87a8efc95091de747a2bf50a02da4fa338eea7ed31f2a99873ece76ca409482c5d86e656507b26fc819ffc3f0a3a740a44634e2351a0ea23ffaa5797c33495781817a0322ab3453d0b8104689f2026a8ec9849636f797a5ca71a4fcb12e67871494fd3bf7c02687f45c3a1d8bbb1f206a5be6589df29041674684613a39abb6c559ba781b8a49e4f0ad0313c092c08fb85de87f723670b25c7d12fa57849618acb36a11513b359e7fc7bbe54cb71652e7c2abcac87d16720a0e9750c169bc81db510e566dff6e4cd276be216d79b09eb7f52b9654cd92e06bb0e660d5ea00a7d239639728b179fd9b792e9d040ba108f56d99059589f5ca64e7539eb266a87d8f3fe7a7021416ebc9afccfd8deec96e372e34b0f8e02243776010afc45dfc621a668cebf0ad2087b12eb0c75acff5c0d52e45fc184f67d40f86ed78f46e73044695ed45c2be9036bad189994336d8809ea4dbf87954618b4a062358bb990907b7e3b85b656c8b1229049c8bd8553c26214a81d87923ba003e2f75538f794989a02e1738ec636d3ebd96c21b7b8a22eb340dc13d08db677da4b616001dcfaf6afb77a39f492d37f675bc52ca5f18eaf2dab58be54647f6b1527ddde41779068091eb696e59f9cf62fd0c17fb4b27f9795be2fecea510c251e9a77be943d849a32038ea74bcb4601667cf2c02a43fe4cc10b3be41ad23acc89125ffa1bd87fb43ff2c331f66b7446fdd79cb0ff8ceb784124442bd5e0a060586ac204b7827e6512355977158a216743c892cac7f17d6c61faa1b0db8ff6b0f5f0c70af4e94a08385c9d1a66c3189ba656b37997dbadb62cdd3b6cb823a244f78c839711a7eae810b1da16101874ba92df956d38660933c8692528b6a90060250e77b66cc6cd7f20e8faff6e02b83721a2df375f726b9fdcfe5005c42eb159d2963103e5ec4d1b46cbe10e3d83d3f3835c4fc9ff2103a3e34701dea96d0c302781ab913e8c6afff87d7e173a57cdfeb0d8c9b599f369970dc8833f750ea4b36a9716d5224e6eecec3165b0a48fef5b2fefcbb3c7c045801f108b86cbb2d66cc937ab983973a58917f8ac50f8cd2c21c804d0b3c68d3dae306aaf70b8c7d294e7e64ca8c79a54092e5209aa0accc56e87c44cd8db538b6ae464efbfc3efb92722522e9f2868fcfa90f733133cf22ed06788d9974baef9d95e12edf6730620bee91b909e9f016286a92a58ab8ef9925fdff45c5c76fe3dce5bf4fce9a4123cac3094e991b3172d2ada3038e43389b17b73101bed636b23dbd20448bb83647ff82f907a6e7e46a3af093ad2ac31ae321d07eb2fc53752755706948a68a4849b8794e692db838fb17e211fccb735711f2ec071496916924ecc13a19a05a976f7d0e1a82d01ad2e8b0499ef3c1206ace28f8dd7b9ce8ec47c212cc945363e5a07caa6904fcc90c2b6f4389a4a7f199f323dc88e635189c722d3346fb601b577394249a6e2122b57f547cce600940f55be0165a965015b4732eac75d3ef4fc16f1e308fe82e01660edbe6e730c3a8a09f01fa4151258e326b4be06cbdc4de676bfb7e2c682f570cb6339cc2244e362e74d1d9686cc8f2a8b7aa4aaed552d8b2e59eac9a2f814def5644f04b56b1274c67a8074c35fb18330848e247be113742939a76c3b1b10d6ae745c376f1faf7f9c00264fe209114a2cfdcf8d44a78ad0d4f329aa8b83416c223b8508e0aa9a80183e2e672a53ca428cc37ae84648836035d2443d3827b52fe4126eb50da0090862ad1873c1e08d7418ce6802eaf50041b806b425bedb9fbadce0c3ec0dd783b9114e8a26f6594eee94659a3b3978f3ec25cf59bf731fa2ddf4c61b50b386f1588276e91a125c7c0595ee020f502676a3b40929997c7e874fc9341e1b2d0ee283ec7120d2d3b24aa15be00dcef9fad8ec6076b95750ad4bcb89b0cbb6b21cd41b139888bcb27a4983ad7993a37b93fdab347c3404e22f942a7e94a8f6b49860f9509ce1ae167bd4686a5f48b4f3742e012ded9dd2a363871a7f2b1586588f1d06a3f9a12f46d366bed087d36f256692b59f5bea41df80a913acb2a7fae5f035836334d21d06e7f940a9f0967905c94fadbcc56fc351bb06e26fb79dab202b7b0c12b0465558258b2153bfe473fdc9246d875adca9ed305fd418c8d8a3d59726af73d50da0558412f22f33e65777757c075599e371b8d1ddde9f1386b908f0ad650b5490ca09dc36352cc0d9bcebb8306750535892481309ab919987f14b622c2285439600524a0d4ccceb61e760634c3d8ab618b0229f430c585018a7197813771e9d3e47bba13613ee5ce43b6cb4d14b5455e12e9ec5a5a178f4467aa30fa3"}], 0x10000000000000be, &(0x7f0000000080)=ANY=[@ANYBLOB="319b9b6800000000840000000100ef13ff122c5eacf35d0f2cb11abe19a39ac1610000"], 0x10}, 0x8080) 03:35:14 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b66080066617400020401050200027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 541.461731] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:14 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x2d00000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:14 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040)='/dev/uinput\x00', 0x0, 0x0) ioctl$TIOCGLCKTRMIOS(r1, 0x405c5503, &(0x7f0000000080)={0x0, 0x0, 0x6}) close(r1) getsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000000), &(0x7f00000000c0)=0x4) write$P9_RRENAME(r1, &(0x7f0000000100)={0x7, 0x15, 0x2}, 0x7) 03:35:15 executing program 3: syz_mount_image$jfs(&(0x7f0000003240)='jfs\x00', &(0x7f0000003280)='./file0\x00', 0x0, 0x0, &(0x7f00000056c0), 0x0, &(0x7f00000057c0)={[{@errors_remount='errors=remount-ro', 0x2c}, {@resize_size={'resize', 0x3d}, 0x2c}]}) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x90000, 0x0) ioctl$KVM_SET_GSI_ROUTING(r0, 0x4008ae6a, &(0x7f0000000040)={0x5, 0x0, [{0x20, 0x1, 0x0, 0x0, @adapter={0x2, 0x10000, 0x0, 0x8, 0x4}}, {0x400, 0x0, 0x0, 0x0, @irqchip={0x1000, 0x5}}, {0x0, 0x1, 0x0, 0x0, @adapter={0x1, 0x5, 0xf70, 0x200, 0x7fffffff}}, {0x3, 0x0, 0x0, 0x0, @adapter={0x80000001, 0xfff, 0x5, 0x7, 0x1}}, {0x1, 0x2, 0x0, 0x0, @msi={0xccf9, 0x9, 0x7fff}}]}) 03:35:15 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b66080066617400020401140200027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 541.799476] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:15 executing program 2: r0 = open$dir(&(0x7f0000000040)='.\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000180)='./file0\x00', 0x0) r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) getdents(r1, &(0x7f00000011c0)=""/234, 0xea) ioctl$ASHMEM_GET_NAME(r1, 0x81007702, &(0x7f00000012c0)=""/4096) read$FUSE(r1, &(0x7f00000001c0), 0x1000) 03:35:15 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x300, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 542.102186] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 542.436480] Unknown ioctl 4724 [ 542.586679] Unknown ioctl 4724 03:35:15 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x40000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:15 executing program 6: syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0xe004, 0x1, &(0x7f0000000380)=[{&(0x7f0000010000)="eb3c906d6b66732e66617400020401000200027000f8", 0x16}], 0x0, &(0x7f0000000340)=ANY=[]) r0 = open(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) r1 = perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000380)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) unlinkat(0xffffffffffffffff, &(0x7f0000060000)='./file0\x00', 0x0) mknodat(r0, &(0x7f0000000140)='./file0\x00', 0x8000, 0x0) ioctl$int_in(r1, 0x5421, &(0x7f0000000040)=0x8001) 03:35:15 executing program 3: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x31, 0xffffffffffffffff, 0x0) r0 = syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1) setsockopt$nfc_llcp_NFC_LLCP_MIUX(r0, 0x118, 0x1, &(0x7f0000000000), 0x4) syz_init_net_socket$nfc_llcp(0x27, 0x3, 0x1) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x0, 0x0) write$FUSE_WRITE(r1, &(0x7f0000000080)={0x18, 0x0, 0x1, {0xadbd}}, 0x18) 03:35:15 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b66080066617400020401030200027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:15 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x600, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:15 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000040)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000200)="b7f2288a933d66593ae164c990a0028e", 0x10) ioctl$IOC_PR_PREEMPT(r1, 0x401870cb, &(0x7f00000000c0)={0x20, 0x9, 0x8, 0x81}) r2 = accept$alg(r1, 0x0, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000001540)={0xffffffffffffffff}) setsockopt$IP_VS_SO_SET_FLUSH(r3, 0x0, 0x485, 0x0, 0x0) write$binfmt_script(r2, &(0x7f0000000300)=ANY=[], 0xffffffaa) r4 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000240)='/dev/snapshot\x00', 0x400000, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(r4, 0x80dc5521, &(0x7f00000012c0)=""/193) setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000001500)={0x4, &(0x7f0000000140)=[{0x80000001, 0x0, 0x2, 0x4}, {0xff, 0x3, 0x7f, 0x9}, {0x0, 0x5, 0x1f, 0x9}, {0x120000000, 0x7, 0xa3, 0x1b40e00000000000}]}, 0x10) recvmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001680)=[{&(0x7f00000002c0)=""/4096, 0x1000}], 0x1, &(0x7f0000001600)=""/123, 0x7b, 0x9}, 0x2) dup2(r3, r1) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000180)={0x0, 0x5, 0x30}, &(0x7f00000001c0)=0xc) 03:35:15 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x1eb, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:15 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(0xffffffffffffffff, 0x4058534c, &(0x7f000035d000)) 03:35:16 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x8000, 0x12) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e23, 0x20, @local={0xfe, 0x80, [], 0xaa}, 0x462}}, 0x10001, 0x1fc0000000000, 0x9, 0x9, 0x1}, &(0x7f00000001c0)=0x98) setsockopt$inet_sctp_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000200)={r2, 0x5}, 0x8) sched_setattr(0x0, &(0x7f0000000000)={0x0, 0x6, 0x0, 0x0, 0x0, 0x9917, 0xffff}, 0x0) clock_nanosleep(0x0, 0x0, &(0x7f0000000080)={0x0, 0x1c9c380}, &(0x7f0000000040)) 03:35:16 executing program 6: r0 = inotify_init1(0x0) r1 = socket$inet_smc(0x2b, 0x1, 0x0) poll(&(0x7f0000000040)=[{r0, 0x5043}, {r1, 0x1000}], 0x2, 0x8000083) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) socketpair(0x11, 0xa, 0x2, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$GIO_FONTX(r3, 0x4b6b, &(0x7f0000000100)=""/66) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000240)={0x0, 0xffffffd4, 0xfa00, {0x0, &(0x7f0000000080)={0xffffffffffffffff}, 0x13f}}, 0x20) write$RDMA_USER_CM_CMD_BIND_IP(r2, &(0x7f0000000280)={0x2, 0x28, 0xfa00, {0x0, {0x2, 0x0, 0x0, @dev={0xfe, 0x80}}, r4}}, 0x30) write$RDMA_USER_CM_CMD_SET_OPTION(r2, &(0x7f00000001c0)={0xe, 0x18, 0xfa00, @id_afonly={&(0x7f0000000180), r4, 0x0, 0x2, 0x4}}, 0x20) 03:35:16 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b66080066617400020401100200027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:16 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x68, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 542.865343] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:16 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") mkdir(&(0x7f0000000080)='./file0\x00', 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000000)={{0xa, 0x4e22, 0x100000000, @loopback={0x0, 0x1}, 0x82ac}, {0xa, 0x4e21, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x20}, 0x253beaf9, [0x6, 0x8, 0x3f, 0x1, 0x6, 0x4, 0x2909d0d3, 0x7]}, 0x5c) mount$9p_unix(&(0x7f0000000240)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f00000003c0)='9p\x00', 0x0, &(0x7f0000000400)={'trans=unix,', {[{@noextend='noextend', 0x2c}, {@version_L='version=9p2000.L', 0x2c}]}}) 03:35:16 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0xf, 0x7f, 0x182dac39, 0x7, 0x3d}, 0xf) rt_sigtimedwait(&(0x7f0000000000)={0x200200000004}, &(0x7f0000000040), &(0x7f0000000140)={0x0, 0x989680}, 0x8) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000000)={r0, &(0x7f00000002c0), &(0x7f0000000080)=""/140}, 0x18) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r0, &(0x7f0000000000), &(0x7f0000000080)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000240)={r0, &(0x7f0000000380)="f71ab13cede909d0716687e3531e4375bba0142bef5aaaf2711bc91c9319cbefb0922b19c7", &(0x7f0000000280)="0b312e47b91cbda4f03aefee099e1ddf07c7019340cc1792979bd3f7b54269464d842c04476eee884b4f660095dbbd08339db1813b835144fa980c09c362ebb6161929088ec7da3cf1eb2a916b028a295c7fca1192bf2df88c9582501b7f70f4527f97641eb84294d0a0838682c6bbe27c0d5132cec9057a6726168bdbcd9230ead2f187a2e8bef71bb24792853deea20dacfa00af5b2e4aa8c57e8ac308922c"}, 0xffffffffffffffed) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000200)={r0, &(0x7f0000000180)}, 0x10) r1 = gettid() ptrace$setregs(0xf, r1, 0x2, &(0x7f00000003c0)="380cb50f5b21c2a896c3c1393146cfe2352428fbd1a5f193e3886741bf01673a53d77ed59542b47fa62175e7d9f0da547b22770ada146141733a29be8ad3edf6148bf3779a4ba2b80a6bd100f62edfd9af9bdd00eb8569cf229bd27ac448d39547531c4b261c684a577b1307c79270d1de4febb6f5cf4b939c47c31bfed41a01dcb4f0e132bd39d9") 03:35:16 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x6000000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 543.385172] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:16 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a2002027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 543.612495] 9pnet: p9_fd_create_unix (416): problem connecting socket: ./file0: -111 [ 543.631966] 9pnet: p9_fd_create_unix (420): problem connecting socket: ./file0: -111 [ 543.826979] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 543.835436] FAT-fs (loop5): bogus number of directory entries (514) [ 543.841897] FAT-fs (loop5): Can't find a valid FAT filesystem [ 543.859769] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 543.868223] FAT-fs (loop5): bogus number of directory entries (514) [ 543.874660] FAT-fs (loop5): Can't find a valid FAT filesystem [ 543.945508] Unknown ioctl 4724 [ 544.095544] Unknown ioctl 4724 03:35:17 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x4000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:17 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x64, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:17 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f00000000c0)={@in={{0x2, 0x4e23, @multicast2=0xe0000002}}, 0x0, 0x7, 0x1000, "7189c6ea81e6d75e07ea6980a840c627f7a3fa0ca02f8f0e779e41c35427961e53eee56e7e8d4061344abe9ac15a5048823a106f43e3c9b1772d981150067834106d4f4651a70638764aad85c3525f4b"}, 0xfffffffffffffd67) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000020, &(0x7f000023f000)=0xa, 0x20b) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000000000)=0x100000001, 0x4) mincore(&(0x7f0000ffd000/0x2000)=nil, 0x2000, &(0x7f00000001c0)=""/119) connect$inet6(r0, &(0x7f0000000080)={0xa}, 0x1c) socket$inet6(0xa, 0x3, 0x6) 03:35:17 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x0, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/nullb0\x00', 0x0, 0x0) readv(r1, &(0x7f0000001340)=[{&(0x7f0000000240)=""/4096, 0x20004240}, {&(0x7f0000001240)=""/227, 0xe3}], 0x2) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000000)) 03:35:17 executing program 2: r0 = socket$vsock_stream(0x28, 0x1, 0x0) connect$vsock_stream(r0, &(0x7f0000000080)={0x28, 0x0, 0x0, @my}, 0x10) readlink(&(0x7f0000000000)='.\x00', &(0x7f0000000100)=""/220, 0xdc) listen(r0, 0x0) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x8912, &(0x7f00000000c0)="025cc83d6d345f8f762070") poll(&(0x7f0000000240)=[{r0}], 0x1, 0x4) 03:35:17 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(0xffffffffffffffff, 0x4058534c, &(0x7f000035d000)) 03:35:17 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x700, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:17 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a5d00027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:17 executing program 6: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vhost-net\x00', 0x2, 0x0) ppoll(&(0x7f0000000000)=[{r0}], 0x1, &(0x7f0000000080)={0x0, 0x989680}, &(0x7f0000000180), 0x8) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)=0x0) r2 = syz_open_dev$sndpcmp(&(0x7f0000000300)='/dev/snd/pcmC#D#p\x00', 0x3, 0x40) ioctl$TIOCSCTTY(r2, 0x540e, 0x2) write$binfmt_misc(r2, &(0x7f0000000340)=ANY=[@ANYBLOB='q'], 0x4) move_pages(r1, 0x1, &(0x7f00000000c0)=[&(0x7f0000ffd000/0x2000)=nil], &(0x7f0000000100)=[0x200, 0x800, 0x1, 0x8000], &(0x7f0000000280)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0) r3 = openat$audio(0xffffffffffffff9c, &(0x7f0000000140)='/dev/audio\x00', 0x101000, 0x0) bind$nfc_llcp(r3, &(0x7f0000000200)={0x27, 0x0, 0x0, 0x0, 0x2, 0x4, "2b276cc6cb775a9d43b8856410dfe23f1d5e7a2475fe38d57d63c024276b6f32ecf8805b7abb4ebafff13206dca335cada9f12e1ffe557a8ade2d0cc0dd8f7", 0x19}, 0x60) ioctl$sock_inet_SIOCGIFPFLAGS(r3, 0x8935, &(0x7f00000002c0)={'ifb0\x00', 0x9}) 03:35:17 executing program 3: syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0xdc, 0x0) keyctl$unlink(0x9, 0x0, 0xfffffffffffffffd) 03:35:17 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0300027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 544.308299] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 544.311084] EXT4-fs: 14 callbacks suppressed [ 544.311110] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:17 executing program 2: r0 = socket(0x10, 0x3, 0x0) r1 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x5, 0x80) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f0000000100)={0x1}, 0xfffffffffffffe8b) sendmsg$nl_route(r0, &(0x7f00000003c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)=@ipv6_delrule={0x70, 0x21, 0x711, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, [@FRA_SRC={0x14, 0x2, @remote={0xfe, 0x80, [], 0xbb}}, @FRA_SRC={0x14, 0x2, @mcast1={0xff, 0x1, [], 0x1}}, @FIB_RULE_POLICY=@FRA_FWMARK={0x8, 0xa, 0xfffffffffffffffe}, @FIB_RULE_POLICY=@FRA_UID_RANGE={0xc, 0x14}, @FRA_DST={0x14, 0x1}]}, 0x70}, 0x1}, 0x0) 03:35:17 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xfdfdffff, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 544.349537] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:17 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x15, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") ioctl$KVM_CHECK_EXTENSION(r0, 0xae03, 0xff) open_by_handle_at(r1, &(0x7f0000000080)={0x4a, 0x6, "658f9e93abebb3c69850f2c55da71ad1b90795c75bd4176d50f8cd3c389bf39422a9693d003f7163e4ec6255b73700bc2917d688f03d2e0b103fc9103afcedf35f83"}, 0x1) 03:35:17 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x101000, 0x0) ioctl$SG_GET_TIMEOUT(r1, 0x2202, 0x0) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000040)='tls\x00', 0x0) r2 = dup3(r0, r0, 0x80000) getsockopt$nfc_llcp(r2, 0x118, 0x3, &(0x7f00000000c0)=""/169, 0xa9) splice(r0, &(0x7f0000000180), r0, &(0x7f0000000080), 0x617e, 0x1) openat$ppp(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ppp\x00', 0x400, 0x0) 03:35:17 executing program 6: socketpair(0x1a, 0x0, 0x5046, &(0x7f00000000c0)) [ 544.576627] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 544.614433] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 544.630685] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 545.378725] Unknown ioctl 4724 [ 545.528758] Unknown ioctl 4724 03:35:18 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x4000000000000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:18 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0fff027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:18 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x6c000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:18 executing program 6: pselect6(0x40, &(0x7f0000000040)={0xffff, 0xfffffffffffffff7, 0x3, 0x2, 0x0, 0xfffffffffffffffa, 0x80000000, 0x6e44}, &(0x7f0000000080)={0x465f, 0x2, 0x79180000000, 0x6, 0x6, 0x8001, 0xfffffffffffffc01, 0x4}, &(0x7f00000000c0)={0x7f, 0x8, 0x8, 0xfffffffffffffeff, 0xfffffffffffffffa, 0x5, 0x0, 0x8}, &(0x7f0000000200), &(0x7f0000000280)={&(0x7f0000000240)={0x1f}, 0x8}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'hash\x00', 0x0, 0x0, 'sha1_mb\x00'}, 0x58) r1 = accept4(r0, 0x0, &(0x7f0000000180)=0x3d6, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/ipv6_route\x00') sendfile(r1, r2, &(0x7f00000002c0), 0x10000000000443) 03:35:18 executing program 2: r0 = socket$inet6(0xa, 0x80007, 0x101) ioctl(r0, 0x2, &(0x7f00000001c0)="025cc83d6d345f8f762070") syz_mount_image$gfs2(&(0x7f0000000040)='gfs2\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f00000012c0), 0x0, &(0x7f0000001340)={[{@noquota='noquota', 0x2c}, {@locktable={'locktable', 0x3d}, 0x2c}]}) lstat(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000140)={0x0, 0x0}, &(0x7f0000000180)=0xc) setreuid(r1, r2) 03:35:18 executing program 3: capset(&(0x7f00000fc000)={0x19980330}, &(0x7f000047efe8)) r0 = socket$netlink(0x10, 0x3, 0x0) setsockopt$sock_int(r0, 0x1, 0x20, &(0x7f0000000080), 0x4) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='-&\x00', 0xffffffffffffff9c}, 0x10) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f00000000c0)={0x8, 0xd2e, 0x2, 0x7ff, 0x7, 0x400}) 03:35:18 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x211, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:18 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(0xffffffffffffffff, 0x4058534c, &(0x7f000035d000)) [ 545.705577] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 545.714088] FAT-fs (loop5): bogus number of directory entries (767) [ 545.720546] FAT-fs (loop5): Can't find a valid FAT filesystem [ 545.742632] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:19 executing program 3: r0 = socket(0x400000000010, 0x4, 0xfffffffffffffffd) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getpeername(r0, &(0x7f0000000040)=@xdp, &(0x7f00000000c0)=0x80) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='dctcp-reno\x00', 0xb) write(r0, &(0x7f0000000000)="2400000021002551071c0165ff00fc020200000000100f020ee1000c08000b0000000000", 0xfffffe85) 03:35:19 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a1000027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 545.751054] FAT-fs (loop5): bogus number of directory entries (767) [ 545.751227] gfs2: invalid mount option: locktable= [ 545.757511] FAT-fs (loop5): Can't find a valid FAT filesystem [ 545.762881] gfs2: can't parse mount arguments [ 545.777242] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:19 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x20000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:19 executing program 2: r0 = socket$inet6(0xa, 0x4ede57de7ebbb5fa, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$inet6(0xa, 0x1200000000000002, 0x0) sendmsg(r1, &(0x7f0000000500)={&(0x7f0000000100)=@in6={0xa, 0x4e24, 0x0, @dev={0xfe, 0x80}}, 0x80, &(0x7f0000000480), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="12000000000000001100000067000000bbde"], 0x12}, 0xfe80) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x100, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x118d}, &(0x7f0000000080)=0x8) ioctl$sock_FIOGETOWN(r2, 0x8903, &(0x7f0000000200)=0x0) syz_open_dev$sndpcmc(&(0x7f00000002c0)='/dev/snd/pcmC#D#c\x00', 0xa5, 0x40240) ptrace$poke(0x5, r4, &(0x7f0000000240), 0x4) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r2, 0x84, 0x73, &(0x7f00000000c0)={r3, 0x2, 0x30, 0x0, 0x33}, &(0x7f00000001c0)=0x18) 03:35:19 executing program 6: r0 = dup3(0xffffffffffffff9c, 0xffffffffffffff9c, 0x80000) setsockopt$IP_VS_SO_SET_EDIT(r0, 0x0, 0x483, &(0x7f0000000000)={0xff, @empty, 0x4e21, 0x1, 'lblcr\x00', 0x31, 0x3, 0x24}, 0x2c) r1 = socket(0x10, 0x803, 0x0) socket$unix(0x1, 0x7, 0x0) sendto(r1, &(0x7f0000000100)="120000001a00e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000037c0)=[{{&(0x7f0000000f40)=@ethernet={0x0, @random}, 0x80, &(0x7f0000002380), 0x0, &(0x7f0000002400)=""/191, 0xbf}}, {{&(0x7f0000003440)=@l2, 0x80, &(0x7f0000003680), 0x0, &(0x7f00000036c0)=""/64, 0x40}}], 0xf, 0x0, &(0x7f0000003700)={0x77359400}) [ 545.800230] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 545.802827] gfs2: invalid mount option: locktable= [ 545.814531] gfs2: can't parse mount arguments 03:35:19 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") syz_emit_ethernet(0x1, &(0x7f0000000040)=ANY=[@ANYPTR64=&(0x7f00000000c0)=ANY=[@ANYPTR=&(0x7f0000000140)=ANY=[@ANYRES64=r0, @ANYPTR64, @ANYPTR64, @ANYRESDEC=r0, @ANYRESDEC=r0, @ANYRES64=r0, @ANYPTR, @ANYPTR, @ANYRESOCT=r0, @ANYRESOCT=0x0], @ANYRESOCT=r0]], &(0x7f0000000000)={0x1, 0xfffffffffffffffc, [0x0, 0x0, 0xc3b, 0x2]}) socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f0000000200)={{0xa, 0x4e22, 0x9c, @remote={0xfe, 0x80, [], 0xbb}, 0xf1}, {0xa, 0x4e23, 0x3, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x7ff}, 0x4, [0x925, 0xc27a, 0x80, 0x0, 0x8, 0x7, 0xffc00000, 0x4]}, 0x5c) 03:35:19 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0a00027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 545.979690] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:19 executing program 2: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a1000027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 546.028541] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 546.051685] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 546.186768] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 546.197808] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 546.755486] Unknown ioctl 4724 [ 546.905698] Unknown ioctl 4724 03:35:20 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0xfdfdffff}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:20 executing program 6: r0 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) r1 = socket$inet6(0xa, 0x1, 0x0) ioctl(r1, 0x4000008912, &(0x7f0000000080)="295ee1311f16f477671070") write$binfmt_elf32(r0, &(0x7f0000000280)=ANY=[@ANYBLOB='\x00'], 0x1) fcntl$setstatus(r0, 0x4, 0x4000) io_setup(0xff, &(0x7f0000000100)=0x0) syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x40, 0x0) ioctl$FS_IOC_FSSETXATTR(r1, 0x401c5820, &(0x7f0000000000)={0xffff, 0x8, 0xf9, 0x100000000, 0x400}) io_submit(r2, 0x1, &(0x7f00000000c0)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000000200)="7381", 0x2}]) 03:35:20 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x7400000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:20 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$alg(0x26, 0x5, 0x0) close(r1) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mixer\x00', 0x41, 0x0) ioctl$sock_bt_hidp_HIDPCONNDEL(r2, 0x400448c9, &(0x7f0000000140)={{0x5, 0x4, 0xff, 0x0, 0x3, 0xb3ea}, 0x5}) r3 = socket$alg(0x26, 0x5, 0x0) ioctl$FIBMAP(r0, 0x1, &(0x7f00000000c0)=0x9) bind$alg(r1, &(0x7f0000000000)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_hmac_sha384\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000080)="ea84db80979c67e267a1911458d7c0ad3be25d57e480", 0x16) r4 = accept$alg(r1, 0x0, 0x0) recvmsg(r4, &(0x7f0000003e40)={&(0x7f0000003e80)=@nfc, 0x80, &(0x7f0000030fa0)=[{&(0x7f0000003f00)=""/26, 0x1a}], 0x1, &(0x7f0000590000)}, 0x0) 03:35:20 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0xc) sched_setaffinity(r1, 0x8, &(0x7f0000000200)=0x3504) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) vmsplice(r0, &(0x7f0000000000), 0x0, 0x5) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x0, &(0x7f0000000580), 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 03:35:20 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a7400027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:20 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0xfd, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:20 executing program 1 (fault-call:6 fault-nth:0): r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:20 executing program 3: pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) r2 = inotify_add_watch(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x20000008) inotify_rm_watch(r1, r2) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r0, 0x80045530, &(0x7f0000000080)=""/4096) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f00000010c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000001080)={0xffffffffffffffff}, 0x13f, 0x6}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r0, &(0x7f0000001100)={0x4, 0x8, 0xfa00, {r3, 0x8}}, 0x10) r4 = inotify_init1(0x80800) ioctl$TIOCCBRK(r1, 0x5428) setsockopt$XDP_UMEM_COMPLETION_RING(r0, 0x11b, 0x6, &(0x7f0000001140)=0x3102, 0x4) inotify_add_watch(r4, &(0x7f0000001180)='./file0\x00', 0x0) sendto(r0, &(0x7f00000011c0)="9fa6cb1e534825e2da5aebbc00d3fb9ab4e89e7b11c03335083395ab6247602329186d1ae7aabbfb6e6b57daf95c52112aa2b38978cb6d5ebb35966fa630d3c41788fbb471b1929a912087a67c143c68fe0a56598a1f464d5bdbfcd07711b01b8f717ff10027f54a5b6b5dc5f9a8f00c21398a7a3b16a1b4ecf6c48c8e420215be", 0x81, 0x40000, 0x0, 0x0) ioctl$sock_inet_SIOCGIFPFLAGS(r1, 0x8935, &(0x7f0000001280)={'rose0\x00', 0x2}) r5 = epoll_create(0x1ff) utimensat(r1, &(0x7f00000012c0)='./file0\x00', &(0x7f0000001300)={{0x0, 0x7530}, {0x77359400}}, 0x100) ioctl$VT_ACTIVATE(r1, 0x5606, 0x5) getpeername$packet(r0, &(0x7f0000001400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000001440)=0x14) sendmsg$kcm(r0, &(0x7f0000001ac0)={&(0x7f0000001480)=@ll={0x11, 0xc75e9ee1cf8c1005, r6, 0x1, 0x1e, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xc}}, 0x80, &(0x7f0000001a40)=[{&(0x7f0000001500)="0e5ec939946b999854dbcf08cd75d61d520b3e239cb93a912dc57cd3e0f6c3a375ca6b902087cddbb72d7875e3727dc72b701f73870679fe308917b3d4", 0x3d}, {&(0x7f0000001540)="b74ee809da7ad33f7d7e624a592f013d", 0x10}, {&(0x7f0000001580)="e9aeb7aa22ae850faff8bd2a67d050431a5a62a751f1f1c91039205b71b84ead6b364d78ff1ceb0822e4b7720310a9caa3d8314549391275abc40f732d87f13eff85ef505885aaf1083c25e43f7f285f2ff56da4d9fa850e83103b68b64e68720eb87e304eba11167d9703a18a5adb310c5d1a087b69d72fe35f3c54c2c1782847e736286ebe9a2e0fab215d823f673ea04ad268b9684652cde0e1", 0x9b}, {&(0x7f0000001640)="a0e82e5acaaffb13b4445d720a29837566374eeb5e3ab65ddee9c645344de2b94fee977f2aa35c1282d3c7f670c1ea5fd66ecfbfa58be7be1933739c44f539a555771f2e1abe3b1036b7af512006d4a66a0bdcba9f1432b6ffcaaddc5b9f26007f94ba1a4831e38370d9f716a66b93b0a1e423ba3df6dd8dfd0871ccafccb9c51cb9efbe2b1b95dc5a2486757380807f9ad1bbc753e108736e8842e21c4109832eb25d531ba49ea4056ea9e452f4e238440fedf2713681ebeaa532988551624d3e897fb8b9", 0xc5}, {&(0x7f0000001740)="f135d582defa22ec8445bfe8630fe0747ba9266edc763ff3aeac9366ac4873bbbd68609bbc72a23f6a802960b0b5d81a414b6e009346aebe298a8adc94034911ca5090ef4c32c60a58ff44f3ac1a9a569a61cc9158e29389d5cbb2ce63e085b512d64967d3abbb46d8ff37ade888a7413155f6897fd8749a9e6140a534670fd801ab9d3d3e659f590045855b91dfe85cfff53691cbd3d84254fd1242b0676e3f1681b1f7a3ebc849253e8ef28453dc9c7d1bc5", 0xb3}, {&(0x7f0000001800)="1e74e06acdf3ef61ddd9b0171e2aceed9f8fc37c6992835a4f4ca263b81252ffeb56f3fd47c642db3bdae781729e125a96f036193a7c9b672d9677dd2184d0f43e81f6208fdff99caa1c592f70f9542a55afb9339e81a4d91a6166a4e3fee6bbfe5694a5d2f22b1fb187df9166b2485393e843035876373fdd8dbdf5cfde0c60cbe5cfc65cbe29e69f0530a0ec3c773db92bed3d52eabad201a7230b4f5e1300879a7c58c17253ab2b4be810ab784a295b841de3b1fcbf2c7de9011fe9062cc60f007d0750287e", 0xc7}, {&(0x7f0000001900)="b016ffcc830534a135f7da05a0e0f006cfc84048fe6b1e20c864f9e974e026", 0x1f}, {&(0x7f0000001940)="fb104452a89bf5574ea98c4bfea1ea1dcc1d0047f72bf0ce829913d60d1c27b0ef1f50e3bb248909d3b7d99cb395edc598c94a92c612e2d93518f388c09e188a5dd81a67647205c0fc5e092380e2f06e91e74c1f7b6ef9bcf1b6aef496e3981119e8b6189a775fd2319705b299369287a95638e2c503f60e74d5ed8d40d0f4b03dc1c86a74593c7fd52f778eba7e01b9fb4d1aa89564949c6c71b6b5ca53e37b31c26379c25e54ae1d13d649b19b1c21f01a451ed4fc8f1b792bc6d1a274e7b49958e1d13c0d22741fc118aad6628ba0c692371a55c1684e32c977", 0xdb}], 0x8, 0x0, 0x0, 0x4}, 0x85) ioctl$RTC_WKALM_RD(r1, 0x80287010, &(0x7f0000001b00)) signalfd4(r5, &(0x7f0000001b40)={0xfffffffffffffffa}, 0x8, 0x800) pivot_root(&(0x7f0000001b80)='./file0\x00', &(0x7f0000001bc0)='./file0\x00') write$FUSE_WRITE(r1, &(0x7f0000001c00)={0x18, 0xffffffffffffffda, 0x4, {0x8}}, 0x18) write$FUSE_NOTIFY_POLL(r1, &(0x7f0000001c40)={0x18, 0x1, 0x0, {0x8000000000}}, 0x18) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000001c80)={0x0, 0x81}, &(0x7f0000001cc0)=0x8) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000001d00)={r7, 0xfffffffffffff001}, &(0x7f0000001d40)=0x8) setsockopt$inet6_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000001d80)='reno\x00', 0x5) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000001dc0)={{{@in6=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in6=@dev}}, &(0x7f0000001ec0)=0xe8) fstat(r5, &(0x7f0000001f00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$P9_RGETATTR(r1, &(0x7f0000001f80)={0xa0, 0x19, 0x1, {0x1000, {0x2a, 0x1, 0x2}, 0xc, r8, r9, 0x6, 0x800, 0x100000000, 0x10001, 0x8000, 0xff, 0x6, 0x7ff, 0x3ff, 0x1, 0x7, 0x4, 0xfffffffffffffffc, 0x3, 0x21}}, 0xa0) ioctl$KVM_ASSIGN_DEV_IRQ(r0, 0x4040ae70, &(0x7f0000002040)={0x9, 0x6, 0x7f, 0x402}) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000002080)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) 03:35:20 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a6300027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 547.082088] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 547.091811] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 547.118480] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:20 executing program 6: r0 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) r1 = socket$inet6(0xa, 0x1, 0x0) ioctl(r1, 0x4000008912, &(0x7f0000000080)="295ee1311f16f477671070") write$binfmt_elf32(r0, &(0x7f0000000280)=ANY=[@ANYBLOB='\x00'], 0x1) fcntl$setstatus(r0, 0x4, 0x4000) io_setup(0xff, &(0x7f0000000100)=0x0) syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x40, 0x0) ioctl$FS_IOC_FSSETXATTR(r1, 0x401c5820, &(0x7f0000000000)={0xffff, 0x8, 0xf9, 0x100000000, 0x400}) io_submit(r2, 0x1, &(0x7f00000000c0)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000000200)="7381", 0x2}]) 03:35:20 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x7a000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:20 executing program 2: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x40000, 0x0) read$FUSE(r0, &(0x7f0000000040), 0x1000) r1 = semget(0x0, 0x3, 0x3) semctl$GETZCNT(r1, 0x4, 0xf, &(0x7f0000001040)=""/181) close(r0) ioctl$TUNGETFEATURES(r0, 0x800454cf, &(0x7f0000001100)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000001140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f0000001180)=0x0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f00000011c0)=0x0) kcmp$KCMP_EPOLL_TFD(r4, r5, 0x7, r0, &(0x7f0000001200)={r0, r3}) r6 = openat$cuse(0xffffffffffffff9c, &(0x7f0000001240)='/dev/cuse\x00', 0x2000, 0x0) socket$pppoe(0x18, 0x1, 0x0) ioctl$KVM_S390_INTERRUPT_CPU(r0, 0x4010ae94, &(0x7f0000001280)={0x100000000, 0x3, 0x5}) ioctl$KVM_CREATE_DEVICE(r6, 0xc00caee0, &(0x7f00000012c0)={0x4, r0}) ioctl$TUNGETFEATURES(r6, 0x800454cf, &(0x7f0000001300)) r7 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000001380)={&(0x7f0000001340)=':)\x00', r0}, 0x10) socket$inet_dccp(0x2, 0x6, 0x0) socketpair(0x0, 0x7, 0x1, &(0x7f00000013c0)={0xffffffffffffffff}) r9 = syz_open_dev$amidi(&(0x7f0000001400)='/dev/amidi#\x00', 0x100, 0x2) syz_open_dev$midi(&(0x7f0000001440)='/dev/midi#\x00', 0x40, 0x200) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f0000001480)=0x0) ioctl$TUNSETVNETHDRSZ(r0, 0x400454d8, &(0x7f00000014c0)=0x7f) msgget(0x3, 0x20) ioctl$KVM_GET_EMULATED_CPUID(r9, 0xc008ae09, &(0x7f0000001500)=""/179) ioctl$BLKFLSBUF(r9, 0x1261, &(0x7f00000015c0)=0x1ff) write$P9_RAUTH(r7, &(0x7f0000001600)={0x14, 0x67, 0x1, {0x2, 0x2, 0x5}}, 0x14) fstat(r2, &(0x7f0000001740)={0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f00000017c0)='./file0\x00', &(0x7f0000001800)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$unix(r8, &(0x7f00000018c0)={&(0x7f0000001640)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000001700)=[{&(0x7f00000016c0)="795377f5610711c39af36cbecf3adedb3e777591fa91ced8cb8606405f57719e43c87221df5418e0cd6e1651995a6c7534dde2", 0x33}], 0x1, &(0x7f0000001880)=[@cred={0x20, 0x1, 0x2, r10, r11, r12}], 0x20, 0x40000}, 0x800) dup(r7) 03:35:20 executing program 3: r0 = perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000100)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_config_ext={0x0, 0x1}}, 0x0, 0x0, r0, 0x0) perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd}, 0x0, 0x0, r0, 0x0) inotify_init() close(r0) syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x9, 0x0) r1 = syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x9, 0x20000) ioctl$BLKSECDISCARD(r1, 0x127d, &(0x7f00000000c0)=0x4af7877) 03:35:20 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0400027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 547.248589] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:20 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x4c000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 547.421441] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 548.042764] Unknown ioctl 4724 [ 548.052249] FAULT_INJECTION: forcing a failure. [ 548.052249] name fail_futex, interval 1, probability 0, space 0, times 1 [ 548.063690] CPU: 1 PID: 628 Comm: syz-executor1 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 548.071905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 548.081251] Call Trace: [ 548.083841] dump_stack+0x1c9/0x2b4 [ 548.087460] ? dump_stack_print_info.cold.2+0x52/0x52 [ 548.092650] should_fail.cold.4+0xa/0x11 [ 548.096710] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 548.101816] ? trace_hardirqs_on+0x10/0x10 [ 548.106058] ? rb_erase_cached+0xc82/0x32c0 [ 548.110376] ? rb_next+0x140/0x140 [ 548.113916] get_futex_key+0x119a/0x2000 [ 548.118584] ? trace_hardirqs_on+0x10/0x10 [ 548.122817] ? futex_lock_pi_atomic+0x3a0/0x3a0 [ 548.127479] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 548.132491] ? bpf_prog_kallsyms_find+0xde/0x4c0 [ 548.137260] ? lock_acquire+0x1e4/0x540 [ 548.141226] ? is_bpf_text_address+0xae/0x170 [ 548.145716] ? lock_downgrade+0x8f0/0x8f0 [ 548.149860] ? lock_release+0xa30/0xa30 [ 548.153832] ? kasan_check_read+0x11/0x20 [ 548.157980] ? rcu_is_watching+0x8c/0x150 [ 548.162129] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 548.166797] ? trace_hardirqs_on+0x10/0x10 [ 548.171026] ? trace_hardirqs_on+0x10/0x10 [ 548.175252] ? unwind_get_return_address+0x61/0xa0 [ 548.180178] ? __save_stack_trace+0x8d/0xf0 [ 548.184497] ? trace_hardirqs_on+0x10/0x10 [ 548.188731] ? __update_load_avg_blocked_se.isra.34+0x460/0x460 [ 548.191799] Unknown ioctl 4724 [ 548.194787] ? trace_hardirqs_on+0x10/0x10 [ 548.194799] ? d_alloc_parallel+0x15a/0x1ea0 [ 548.194816] ? __lookup_slow+0x1e6/0x540 [ 548.210723] ? lookup_slow+0x57/0x80 [ 548.214435] ? link_path_walk+0x6e0/0x1540 [ 548.218665] ? update_load_avg+0x2de/0x2590 [ 548.222979] ? percpu_ref_put_many+0x119/0x240 [ 548.227562] ? lock_downgrade+0x8f0/0x8f0 [ 548.231705] ? attach_entity_load_avg+0x860/0x860 [ 548.236549] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 548.241562] ? bpf_prog_kallsyms_find+0xde/0x4c0 [ 548.246316] ? lock_acquire+0x1e4/0x540 [ 548.250283] ? is_bpf_text_address+0xae/0x170 [ 548.254773] ? lock_downgrade+0x8f0/0x8f0 [ 548.258917] ? lock_release+0xa30/0xa30 [ 548.262890] ? kasan_check_read+0x11/0x20 [ 548.267032] ? rcu_is_watching+0x8c/0x150 [ 548.271179] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 548.275847] futex_wake+0x1ac/0x760 [ 548.279473] ? __kernel_text_address+0xd/0x40 [ 548.283965] ? get_futex_key+0x2000/0x2000 [ 548.288201] ? trace_hardirqs_on+0x10/0x10 [ 548.292428] ? save_stack+0xa9/0xd0 [ 548.296047] do_futex+0x300/0x27d0 [ 548.299589] ? trace_hardirqs_on+0x10/0x10 [ 548.303827] ? trace_hardirqs_on+0x10/0x10 [ 548.308060] ? exit_robust_list+0x290/0x290 [ 548.312378] ? trace_hardirqs_on+0x10/0x10 [ 548.316609] ? trace_hardirqs_on+0x10/0x10 [ 548.320846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 548.326374] ? __perf_event_task_sched_out+0x2f0/0x1a60 [ 548.331739] ? prio_changed_rt+0x370/0x370 [ 548.335970] ? active_load_balance_cpu_stop+0x1030/0x1030 [ 548.341505] ? lock_acquire+0x1e4/0x540 [ 548.345475] ? __delayacct_add_tsk+0x54b/0x650 [ 548.350056] ? lock_acquire+0x1e4/0x540 [ 548.354026] ? __might_fault+0x12b/0x1e0 [ 548.358084] ? lock_acquire+0x1e4/0x540 [ 548.362051] ? __might_fault+0x12b/0x1e0 [ 548.366107] ? lock_downgrade+0x8f0/0x8f0 [ 548.370248] ? trace_hardirqs_off+0xd/0x10 [ 548.374479] ? lock_release+0xa30/0xa30 [ 548.378445] ? check_same_owner+0x340/0x340 [ 548.382767] mm_release+0x46a/0x5f0 [ 548.386388] ? mm_access+0x160/0x160 [ 548.390094] ? kasan_check_write+0x14/0x20 [ 548.394321] ? do_raw_spin_lock+0xc1/0x200 [ 548.398550] ? trace_hardirqs_on+0xd/0x10 [ 548.402709] ? _raw_spin_unlock_irq+0x27/0x70 [ 548.407196] ? acct_collect+0x70c/0x860 [ 548.411165] do_exit+0x567/0x2750 [ 548.414616] ? __schedule+0x800/0x1ed0 [ 548.418498] ? mm_update_next_owner+0x9a0/0x9a0 [ 548.423168] ? lock_acquire+0x1e4/0x540 [ 548.427136] ? enqueue_task_rt+0x632/0xfd0 [ 548.431364] ? enqueue_pushable_task+0x218/0x490 [ 548.436116] ? dequeue_pushable_task+0x2e0/0x2e0 [ 548.440867] ? enqueue_top_rt_rq+0x226/0x450 [ 548.445271] ? pull_rt_task+0x5a0/0x5a0 [ 548.449240] ? x2apic_send_IPI+0xbf/0x110 [ 548.453385] ? lock_is_held_type+0x210/0x210 [ 548.457789] ? resched_curr+0x10f/0x190 [ 548.461758] ? check_preempt_curr+0x22b/0x3a0 [ 548.466251] ? trace_hardirqs_on+0x10/0x10 [ 548.470477] ? try_to_wake_up+0x10a/0x12b0 [ 548.474708] ? lock_downgrade+0x8f0/0x8f0 [ 548.478848] ? lock_downgrade+0x8f0/0x8f0 [ 548.482990] ? check_preempt_curr+0x3a0/0x3a0 [ 548.487481] ? trace_hardirqs_on+0x10/0x10 [ 548.491709] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 548.496281] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 548.501588] ? rcu_read_lock+0x70/0x70 [ 548.505475] ? trace_hardirqs_on+0xd/0x10 [ 548.509617] ? try_to_wake_up+0x10a/0x12b0 [ 548.513844] ? snd_seq_ioctl+0x221/0x440 [ 548.517901] ? migrate_swap_stop+0x850/0x850 [ 548.522301] ? shrink_dcache_sb+0x350/0x350 [ 548.526617] ? memset+0x31/0x40 [ 548.529890] ? __dequeue_signal+0xf9/0x7d0 [ 548.534120] ? lock_downgrade+0x8f0/0x8f0 [ 548.538261] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 548.543794] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 548.549324] ? recalc_sigpending_tsk+0x180/0x180 [ 548.554073] ? get_signal+0x918/0x1970 [ 548.557956] ? lock_downgrade+0x8f0/0x8f0 [ 548.562098] do_group_exit+0x177/0x440 [ 548.565979] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 548.570551] ? __ia32_sys_exit+0x50/0x50 [ 548.574607] ? kasan_check_write+0x14/0x20 [ 548.578921] ? do_raw_spin_lock+0xc1/0x200 [ 548.583160] get_signal+0x88e/0x1970 [ 548.586870] ? ptrace_notify+0x130/0x130 [ 548.590926] ? kasan_check_read+0x11/0x20 [ 548.595066] ? _copy_to_user+0xc8/0x110 [ 548.599035] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 548.604566] ? snd_seq_ioctl+0x2e9/0x440 [ 548.608619] ? snd_seq_open+0x5c0/0x5c0 [ 548.612587] ? __fget+0x4d5/0x740 [ 548.616041] do_signal+0x9c/0x21c0 [ 548.619579] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 548.624504] ? fsnotify+0xbac/0x14e0 [ 548.628213] ? vfs_write+0x2f3/0x560 [ 548.631925] ? setup_sigcontext+0x7d0/0x7d0 [ 548.636236] ? snd_seq_open+0x5c0/0x5c0 [ 548.640206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 548.645734] ? do_vfs_ioctl+0x201/0x1720 [ 548.649789] ? fsnotify_first_mark+0x350/0x350 [ 548.654364] ? __fsnotify_parent+0xcc/0x420 [ 548.658678] ? ioctl_preallocate+0x300/0x300 [ 548.663080] ? __fget_light+0x2f7/0x440 [ 548.667056] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 548.672588] ? fput+0x130/0x1a0 [ 548.675866] exit_to_usermode_loop+0x2e5/0x380 [ 548.680441] ? syscall_slow_exit_work+0x500/0x500 [ 548.685278] ? ksys_ioctl+0x81/0xd0 [ 548.688916] do_syscall_64+0x6be/0x820 [ 548.692797] ? finish_task_switch+0x1d3/0x870 [ 548.697286] ? syscall_return_slowpath+0x5e0/0x5e0 [ 548.702208] ? syscall_return_slowpath+0x31d/0x5e0 [ 548.707132] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 548.712144] ? prepare_exit_to_usermode+0x291/0x3b0 [ 548.717155] ? perf_trace_sys_enter+0xb10/0xb10 [ 548.721821] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 548.726664] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 548.731845] RIP: 0033:0x455a79 [ 548.735020] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 548.754265] RSP: 002b:00007f76d3f5cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 548.761986] RAX: 0000000000000000 RBX: 00007f76d3f5d6d4 RCX: 0000000000455a79 [ 548.769248] RDX: 0000000020000040 RSI: 00000000c0105303 RDI: 0000000000000013 [ 548.776514] RBP: 000000000072bff0 R08: 0000000000000000 R09: 0000000000000000 [ 548.783783] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 03:35:22 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x40000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:22 executing program 6: prctl$seccomp(0x16, 0x1, &(0x7f0000000040)={0x6, &(0x7f0000000000)=[{0x3f, 0x2, 0x81}, {0x3f, 0x285e, 0x2, 0x2}, {0x9, 0x9, 0x0, 0x7f}, {0x3, 0x391, 0x6, 0xfffffffffffeffff}, {0x5, 0x9, 0x8, 0x8}, {0x4, 0x1, 0xfffffffffffffff7, 0x81}]}) capset(&(0x7f00000000c0)={0x20071026}, &(0x7f0000000240)) r0 = socket$inet(0x10, 0x3, 0x0) sendmmsg(r0, &(0x7f00000017c0)=[{{0x0, 0x0, &(0x7f0000000280)}}, {{&(0x7f00000002c0)=@nl=@proc={0x10, 0x0, 0x0, 0x1010400}, 0x80, &(0x7f0000000440), 0x0, &(0x7f0000000480)}}], 0x2, 0x0) 03:35:22 executing program 3: r0 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x4, 0x2) ioctl$KVM_GET_SREGS(r0, 0x8138ae83, &(0x7f0000000580)) poll(&(0x7f00000000c0)=[{r0, 0x20}, {r0, 0x40}, {r0, 0x400}, {r0, 0x120}, {r0}, {r0, 0x641}, {r0, 0x4280}], 0x7, 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r1, 0x40045431, &(0x7f00000002c0)={0x0, 0x0, 0xffffffff, 0x0, 0x1, 0x10000, 0xffffffffffffffff, 0x2, 0x0, 0xfffffffffffffffc}) r2 = syz_open_pts(r1, 0x0) dup3(r2, r1, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x0, 0x0) unshare(0x2000400) pselect6(0x40, &(0x7f0000f33fc0)={0x3ffffd}, &(0x7f0000768000), &(0x7f0000086000), &(0x7f0000349000)={0x0, 0x989680}, &(0x7f0000f14000)={&(0x7f0000a65ff8), 0x8}) ioctl$TCSETSF(r1, 0x5404, &(0x7f0000000080)={0x3000000000000000, 0xfffffffffffffffd, 0x6, 0xfffffffffffeffff, 0x3, 0x3, 0x2, 0x7, 0x2, 0x3ff, 0x81, 0xaca}) r3 = ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, r3) 03:35:22 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a1400027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:22 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x47, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:22 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x1aa, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:22 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:22 executing program 2: pipe2$9p(&(0x7f0000000000), 0x800) r0 = socket$netlink(0x10, 0x3, 0x1) sendmsg$nl_route(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=@ipv4_getroute={0x1c, 0x1a, 0x21a, 0x70bd28, 0x25dfdbfe, {0x2, 0x30, 0x14, 0x5, 0xfd, 0x0, 0xc8, 0x7, 0x2000}, ["", "", ""]}, 0x1c}, 0x1}, 0x10) prctl$setmm(0x59616d61, 0xfffdffffffffffff, &(0x7f0000ffa000/0x4000)=nil) [ 548.791046] R13: 00000000004c5c18 R14: 00000000004cd878 R15: 0000000000000000 03:35:22 executing program 3: r0 = perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_int(r0, 0x0, 0x8, &(0x7f0000000040)=0x2, 0x4) r1 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x10000) setsockopt$XDP_UMEM_REG(r1, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000200)=""/4096, 0x1000, 0x0, 0xf82f}, 0x18) ioctl$LOOP_CTL_GET_FREE(r1, 0x4c82) [ 548.863436] audit: type=1326 audit(548.860:270): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=646 comm="syz-executor6" exe="/root/syz-executor6" sig=9 arch=c000003e syscall=202 compat=0 ip=0x455a79 code=0x0 03:35:22 executing program 2: getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000180)={0x0, 0x54, &(0x7f00000001c0)=[@in6={0xa, 0x4e20, 0x7f, @remote={0xfe, 0x80, [], 0xbb}, 0x9}, @in6={0xa, 0x4e21, 0xffffffffffff3754, @dev={0xfe, 0x80, [], 0x15}, 0x3}, @in6={0xa, 0x4e23, 0x11d0155a, @mcast2={0xff, 0x2, [], 0x1}, 0x8}]}, &(0x7f0000000080)=0x10) getsockname$packet(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000040)=0x14) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x18}, 0x10) fcntl$F_GET_FILE_RW_HINT(r1, 0x40d, &(0x7f0000000140)) bpf$PROG_LOAD(0x5, &(0x7f0000a1afb8)={0x1, 0x5, &(0x7f0000519fa8)=@framed={{0x18}, [@ldst={0x2, 0x3, 0x3, 0x7a, 0x0, 0xffffff50}], {0x95}}, &(0x7f0000d14000)='syzkalle\x00', 0x3e, 0x1000, &(0x7f0000d35000)=""/4096, 0x0, 0x0, [], r0}, 0x48) 03:35:22 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x72090000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:22 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0600027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 548.905659] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:22 executing program 3: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x40031, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x401, 0x200000) ioctl$int_out(r0, 0x2, &(0x7f0000000040)) mmap(&(0x7f00007fe000/0x3000)=nil, 0x3000, 0x0, 0x8132, 0xffffffffffffffff, 0x0) syz_open_procfs(0x0, &(0x7f0000000140)='net/ip6_tables_names\x00') 03:35:22 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x5c831, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x0, 0x300) r1 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0x28, 0x410080) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000040)=r1, 0x4) madvise(&(0x7f0000046000/0x2000)=nil, 0x2000, 0x12) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = dup(r2) setsockopt$inet_tcp_TCP_FASTOPEN_KEY(r3, 0x6, 0x21, &(0x7f00000000c0)="556fbdfd256a6a1b7f5659a4d47b19d7", 0x10) socket(0x1f, 0x7, 0x10001) ioctl$SNDRV_RAWMIDI_IOCTL_DROP(r1, 0x40045730, &(0x7f0000000080)=0x7fff) 03:35:22 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x9000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:22 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0900027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 549.174865] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 549.433504] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 549.443509] EXT4-fs: 8 callbacks suppressed [ 549.443549] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 549.481487] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 549.766852] audit: type=1326 audit(549.765:271): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=646 comm="syz-executor6" exe="/root/syz-executor6" sig=9 arch=c000003e syscall=202 compat=0 ip=0x455a79 code=0x0 [ 549.890446] Unknown ioctl 4724 [ 550.040754] Unknown ioctl 4724 03:35:23 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x4000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:23 executing program 2: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/autofs\x00', 0x82000, 0x0) ioctl$FS_IOC_RESVSP(r0, 0x40305828, &(0x7f0000000100)={0x0, 0x1, 0xfffffffffffffff9, 0x1b}) r1 = socket$packet(0x11, 0x0, 0x300) setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000006ffc)=0x200, 0xfe61) sendto$inet6(r1, &(0x7f0000000040)="040300000309c14609005375c52cf7c21975e697b02f5c566b2b2ff0dac8897c6b11876d886b6621d8d207ccf73f257e55e86eb29406136fcfff0500000000000018c7a67e4b98a35d724459", 0x4c, 0x0, &(0x7f0000000000)={0xa, 0x800, 0x5, @dev={0xfe, 0x80}}, 0x1c) 03:35:23 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$random(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x0, 0x0) ioctl$RNDZAPENTCNT(r1, 0x5207, &(0x7f0000000080)) rt_sigreturn() syz_mount_image$ceph(&(0x7f0000000040)='ceph\x00', &(0x7f00000000c0)='./file0\x00', 0x2, 0x8, &(0x7f00000005c0)=[{&(0x7f0000000100)="3ace3bbd0c5b", 0x6, 0x3}, {&(0x7f0000000140)="67c65d0bca840c4f3ebbf6caae29eb8bcdbb459c8ee33b08a9", 0x19, 0x800}, {&(0x7f0000000180)="cc48ef55126049d7de5834df", 0xc, 0x640e532f}, {&(0x7f00000001c0)="cd56884d45b88495e5d9cc84f9b6cf8ed51fcc41fabd61f317dabc87b0ddc000d97f8243414807126efdb97f5ea9eb9ffa5204285dbddf9a15b68ba35452c00999c96a8221173c1f4f68471ba0d6bb2ad1e4fe0ba22e5c712cbb84c57fc6b98b18cbc70545449ccb142f47181e67e223db34ed44dc4519fb7371351fb8fe71a9d5eb6dbfd26309d66f56f93a05018b1cc07b18c3b40aa33e784f5a0bb55e580426acab547541be", 0xa7, 0x2}, {&(0x7f00000002c0)="7dfbcb4365b0bc8e96d2a6ae661bc9be4c7c85bf9551e543ca058504e20b13d4f0814fa0589190110dedd96c8549722bdfdb66e1afcbc16ead0ff574cfa75984d5af0277ad960acc3b7cf86687d8ec11aa8ef8f1c946a02376c538690d5a44ae99a931b00d618a88487fa527d5e3b7bd37581b79e58ec3f594e61a14134c9e229dcebc635b8f16de2c6dbd172ab0aadaa5010e3b8800f93d4aca1a7a52e1740aa994d6e390898da98886cd60edd379b319e51d9c7b6781ceba679848a99bebb5e3eecceea7d6", 0xc6, 0x9}, {&(0x7f00000003c0)="5cbbb8a33b7d5d977c45657acf38f95e17c078945fb925f8d0dfbcd43199c98a5ccb2d91f1dcc6ca763f0045bd8897a830ca573342c94ef3bc1904833b46ab3cdcb00574b495403b12e77954043b9f2587f68ba27680228391a8aed2cdb501eed033d8e514bbf715a56d0184fba624cae7d1e40b38efecd2ab23d0d72a2f394105e2e68b7d99ae89253b126203bc85dba2d703bd09e2e4d33cb3acbbd8f21adde1", 0xa1, 0x2}, {&(0x7f0000000480)="3e0b6a65751ea4990dee33ef814243a75a34dc58711f7f72e8cf58e82c06d9d66532885c7fc7700ec9e3729fffed064be519e035d8bd68029ad9fdf5071e50612d6bdecf462e1e6ba72d71cd3083a7ba3d68bc623e2fae7e7204304cc976e3c74b70ea17ccb7", 0x66, 0x8001}, {&(0x7f0000000500)="da78af9ca4a32359694db0eaba14ca546953ef625201d31051e831d2786b044c1caeabc882e12fa12fb4522df64a1eedcde11abbc15f491f075bda84f5cf6d56d871742957c3bf6d00ae105aa6af8a141f550df1517b12dba32458e80b39da70307c722d68220c28391f7425f28742633d16987eff991295f29abdd4aea9648649dd1439e1c9a935aa6bebf76c9650", 0x8f, 0xffffffff}], 0x40000, &(0x7f0000000680)='\x00') getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f00000006c0)={0x0, 0x3f}, &(0x7f0000000840)=0x7) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000007c0)='/dev/vga_arbiter\x00', 0x600000, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000800)={0x3}) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000740)={0x0, 0x8, 0xffffffffffffffe0, 0x283, r2}, &(0x7f0000000780)=0x10) 03:35:23 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0260027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:23 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x60, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:23 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x251, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:23 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="025cc83d6d345f8f762070") r1 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) fallocate(r1, 0x1, 0x0, 0x10000101) dup2(r1, r1) ioctl$KVM_SET_XSAVE(r1, 0x5000aea5, &(0x7f0000000080)={"e18bfdd63a27cb54a322db2f3edf5462a3f09595c1c3c67c59029e02eea62de4be792dd36eddc9af83c40f76b25765aafd45fa62c5f08810cffb2725e6034dde6b98f36a016bf561cad7323619d8ae78307f55703105827ee48dc545571cb8bc574df0e5185d6e4180f55c2c3e6086afac8bd0e14ed5d6ef71cf391b70e162d9944cf656045bf3a8f4ab320db2470df01e17f29ada9cb34f8266acc66f7db2ec905b7c4db0ecd17dec731816f2a02099927d8d7e400dc0f5385d4cca97cc0b30ce27e07a87634654306373e3120d1223f21e3cdf2596d61dbc6ea37425fd5cb93d7aedd171fb1d524cfe545d89b2e838ab92bd2e6e578552d142830c4dde650e33bb1958169699be9885d7e0ebe86cb7461106b176aa0892b54929a8bfc6b2ff842ceb0494779fab45cd732d4f47df1f999f3ad46e4e9f8c89ee766633bb8f84fcb432fd2e139e60eb0525af0ee40735a777f87b22740e32e5506730baaf6fc716d06550b4255f4db759ac056f7e0ffa370675588fa780ebcb3996ab5371587b8344ef99fa54924360267c81541c89ef619201da782bf5b5f0aef607145db5f636014a6e9db3a96996b896aa55b3018c65ae187477417535e5d5c73d512c012005c03f8d20715587cdabf46bbacd03dcd0bd8b94d4e80ea74476b02b4aad9280676ab27ac45147437aff49542cf76d67f4121d2e06d895c1bd5a0e162ff828176e5b03a486554907590de69d0861d5e705b720c4cd818e236ea0f4a7469755e80312f95879c86d34403348d326ba78ba7f943d119b00f3460669df2775210629f030bf19d98353d54d9b2ea622b1e7ee0dbc9c0bf87abdc5f414f44e2a2be9e8c1a54d32a2eec8b255c080a60f0e1113b7ac6626137ba1b84f565c9bac9d63cd7464dae336595704afdaaf4903b91c56c07ea6b58a8364623f874b6384a2fbf58755fc02466e8dbf8c23e50fdfc3d5e5768b727b741f328df75bfdeec60d7058da559331d1e683f52a4201059ed8dbadabd6a18e63f661c75607c7644c1da79728c61490efc790025377836373579db0985a058d1777a0c9aa27c5b9d2dfe3fec2715fce1ad7558234d57001b65091ba95fcda44b2464b8265a6d87e6a1491a40ee632a82814d6bf86e28306b558ba480640f11fef50e529a3e4a86ed18374b5346c65ae0cb95240455bc769da5d5ab1bcad5f2d715fd52518d1a77c8587c01aa92715b2a29238554bcbf5e03796e230f9c756c3dcab807efb7f683f6cc20d963fa2b1fa9eb326e786c284abe38cbcfc6daf384832d5e5e0f32641e304923d180af37bd4c928e34f6764375a488bd8a26c80d01f7755a17210f4539fbe4e8aecb6dbdc27a1d36ceae7a4616d6cd608a75f4fae22d852d14e2ec1ed5577f6535ff19b709ce2f63ac1edd2881c81d50d092a2aa18cbce57d81b1497e98c1284ed4"}) write$P9_RUNLINKAT(r1, &(0x7f0000000000)={0x7, 0x4d}, 0x7) 03:35:23 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x5451, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:23 executing program 2: r0 = socket$inet(0x2, 0x200000002, 0x0) setsockopt$inet_int(r0, 0x0, 0x19, &(0x7f00000001c0)=0x3, 0x4) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e21}, 0x10) getsockopt$inet_mreqn(r0, 0x0, 0x23, &(0x7f0000000040)={@local, @dev}, &(0x7f0000000080)=0xc) recvmsg(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f00000004c0)=""/239, 0xffffffffffffffe8}, 0x0) setsockopt$inet_int(r0, 0x0, 0x14, &(0x7f00000000c0)=0x200, 0x4) syz_emit_ethernet(0xfdef, &(0x7f00003f3fd5)=ANY=[@ANYBLOB="ffffffffffff00001400000008004500003f000000004e21000890780000000000000000000000000000"], 0x0) 03:35:23 executing program 3: r0 = openat$md(0xffffffffffffff9c, &(0x7f0000000040)='/dev/md0\x00', 0x40, 0x0) r1 = semget$private(0x0, 0x4, 0x224) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000240)='/dev/cuse\x00', 0x400000, 0x0) r3 = openat$uinput(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/uinput\x00', 0x101, 0x0) perf_event_open$cgroup(&(0x7f0000000100)={0x7, 0x70, 0x10000, 0x800, 0x800, 0x1, 0x0, 0x5, 0x81400, 0x2, 0x8001, 0x6112e0d, 0x3f, 0x0, 0xffffffff, 0x7, 0x7, 0x6, 0x8705, 0x0, 0x8, 0xa6c, 0xfffffffffffffff8, 0x4, 0x400, 0x3, 0x8, 0x1, 0x1, 0x6, 0x4, 0x800, 0x3ff, 0x10001, 0x5, 0x3, 0x3f, 0x9, 0x0, 0x1, 0x1, @perf_config_ext={0x2, 0x100}, 0x20, 0x1f, 0x5, 0x6, 0x5, 0x76, 0x1}, r2, 0x7, r3, 0x8) semctl$GETZCNT(r1, 0x0, 0xf, &(0x7f0000000280)=""/18) ioctl$VT_DISALLOCATE(r0, 0x5608) delete_module(&(0x7f0000000080)='\x00', 0x800) ioctl$BLKROSET(r2, 0x90000915, &(0x7f0000000200)=0x5) 03:35:23 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0268027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 550.214934] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 550.234884] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 550.250960] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:23 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x1000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:23 executing program 6: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000100)=0x75) r1 = syz_open_dev$sndseq(&(0x7f0000000140)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f00000002c0)=0x1) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000180)={0x0, 0x0, 0x0, 'queue1\x00'}) r2 = accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000), &(0x7f00000000c0)=0xe, 0x80800) setsockopt$bt_BT_RCVMTU(r2, 0x112, 0xd, &(0x7f0000000280)=0xffffffffffff0000, 0x2) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000240)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:23 executing program 3: syz_mount_image$vfat(&(0x7f00000000c0)='vfat\x00', &(0x7f0000000100)='./file1\x00', 0x0, 0x0, &(0x7f0000000180), 0x0, &(0x7f0000000200)=ANY=[@ANYBLOB='dos1xfloppy,uid=,debug,errors=remount-ro,debug,showexec,d)scard,codepage=861']) r0 = open(&(0x7f0000000140)='./file0/file2\x00', 0x200, 0x10) setsockopt$netlink_NETLINK_PKTINFO(r0, 0x10e, 0x3, &(0x7f0000000180)=0x5, 0x4) syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f00000004c0)='./file0\x00', 0xe000, 0x0, &(0x7f0000000040)=[{&(0x7f0000000080)="eb3c906d6b66732e666174000204010002000270f7f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) r1 = creat(&(0x7f0000000400)='./file0/file0\x00', 0x0) write$binfmt_elf64(r1, &(0x7f0000000180)=ANY=[], 0xfffffd97) mknod(&(0x7f0000000440)='./file0/file1\x00', 0x0, 0x0) [ 550.394568] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 550.403064] FAT-fs (loop5): bogus number of directory entries (616) [ 550.409500] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:23 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0202207400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 550.453161] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 550.461601] FAT-fs (loop5): bogus number of directory entries (616) [ 550.468034] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:23 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xffffffff00000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 550.514123] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 550.534591] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 550.582352] FAT-fs (loop3): Unrecognized mount option "uid=" or missing value [ 550.614934] FAT-fs (loop3): bogus number of reserved sectors [ 550.620869] FAT-fs (loop3): Can't find a valid FAT filesystem [ 550.659278] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 550.667721] FAT-fs (loop5): bogus number of directory entries (8194) [ 550.674253] FAT-fs (loop5): Can't find a valid FAT filesystem [ 550.696739] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 550.705194] FAT-fs (loop5): bogus number of directory entries (8194) [ 550.711718] FAT-fs (loop5): Can't find a valid FAT filesystem [ 550.766280] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 550.790326] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 551.159087] Unknown ioctl 4724 [ 551.308726] Unknown ioctl 4724 [ 551.318351] FAT-fs (loop3): Unrecognized mount option "uid=" or missing value [ 551.339148] FAT-fs (loop3): bogus number of reserved sectors [ 551.345048] FAT-fs (loop3): Can't find a valid FAT filesystem 03:35:24 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0xfffffdfd}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:24 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0204027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:24 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x4700, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:24 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x39b, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:24 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0045878, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:24 executing program 2: r0 = socket(0x200000000000011, 0x3, 0x8) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000002c0)={'bridge0\x00', 0x0}) setsockopt$packet_rx_ring(r0, 0x107, 0x5, &(0x7f0000000000)=@req={0x750, 0x2, 0x3}, 0x10) bind$packet(r0, &(0x7f00000003c0)={0x11, 0x0, r1, 0x1, 0x0, 0x6}, 0x14) sendto(r0, &(0x7f0000000040)="95275dc41c0a068309f10118121394ebfede00000000000000000000000000000000", 0x193, 0x0, 0x0, 0xffffff82) [ 551.484985] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 551.493474] FAT-fs (loop5): bogus number of directory entries (516) [ 551.500109] FAT-fs (loop5): Can't find a valid FAT filesystem [ 551.506868] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:24 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") syz_emit_ethernet(0x140, &(0x7f0000000440)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv6={0x86dd, {0x0, 0x6, "50a09c", 0x9, 0xffffff11, 0x0, @remote={0xfe, 0x80, [], 0xbb}, @local={0xfe, 0x80, [], 0xaa}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000000040)) r1 = socket$inet_udplite(0x2, 0x2, 0x88) setsockopt$inet_udp_encap(r1, 0x11, 0x64, &(0x7f0000000000)=0x1, 0x4) 03:35:24 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0205027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 551.529131] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 551.537547] FAT-fs (loop5): bogus number of directory entries (516) [ 551.543991] FAT-fs (loop5): Can't find a valid FAT filesystem [ 551.557372] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:24 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'skcipher\x00', 0x0, 0x0, 'cts(cbc-cast6-avx)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000100)="b7f2288a933d66593ae164c990a0028e", 0x10) socketpair(0x4, 0x8080f, 0x48, &(0x7f00000000c0)) r1 = accept$alg(r0, 0x0, 0x0) write(r1, &(0x7f0000000480)="3798b23629cadd4dbd9e28ca6e7696ae4e86eed8645cb3618632749947b9b3730d3f07f632919b63add06141991c02f0a2428cbc40433f0d0ad0a47c0c3933e47b2f578128de0af00e934c14dd9851fa1f4658794938360cbe7cca945e262de7fb49a40aa497585d5b970dc45f255f3cc2724ed992802f9829dc2d469e400cb7bd9386387c5902b19a09651c6d1d63ecf116cf231ff5be", 0x97) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r3 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x1, 0x10000) setsockopt$RDS_GET_MR_FOR_DEST(r3, 0x114, 0x7, &(0x7f00000003c0)={@l2={0x1f, 0x4, {0x7, 0x80, 0x4, 0x3, 0x0, 0x66}, 0x1fc3f678, 0x7f700000000000}, {&(0x7f00000002c0)=""/208, 0xd0}, &(0x7f0000000080), 0x1}, 0xa0) read(r1, &(0x7f0000000bc0)=""/93, 0x20000bfd) 03:35:24 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x1f00000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:24 executing program 2: r0 = memfd_create(&(0x7f0000000140)="7365e3757269747d2451dc094071773e74656f07", 0x0) write(r0, &(0x7f0000000040)='6', 0x1) sendfile(r0, r0, &(0x7f0000000080), 0xb516) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) munlock(&(0x7f0000b25000/0x1000)=nil, 0x1000) pwrite64(r0, &(0x7f0000000280)="ae9631abe01ef7fc93fbd5b54d907c5d2e353ea2d122b5a200f05ed8d2b8a3ed2649ac45a2f548f2ea616f1114afbbd2134b41040e9f8baa4b21ad1f646ec7aecbe898dd097188e2919e1c87a2ce50d7e1131088120ca823a65ae9c62667be23d64cb0ff0558bdeb0af8a7019295ca9dc8b2c5613e2171552cb4ba4142556adfa39fa95bbb90af040b491b48f29da710bb3938a5e3aef53a000d88e0d74764a4c9ad49af8e25669894c0c607828bae31a39e56fc6dd1088d44559edf3deb5bb7520b550aded7fdb72247a905f880", 0x7d, 0x100000000000) [ 551.765380] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 551.773850] FAT-fs (loop5): bogus number of directory entries (517) [ 551.780443] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:25 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") write$evdev(0xffffffffffffffff, &(0x7f0000000180)=[{{0x77359400}, 0x1, 0x4, 0x7}, {{}, 0x100000001}], 0x30) r1 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x2, 0x28001) write$evdev(r1, &(0x7f0000000040)=[{}, {}], 0x52a) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080)='/dev/snapshot\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f00000000c0), &(0x7f0000000140)=0x4) 03:35:25 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200147400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:25 executing program 3: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000240)='/dev/rtc0\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") ioctl$RTC_IRQP_SET(r0, 0x4008700c, 0xb17) mmap(&(0x7f0000a00000/0x600000)=nil, 0x600000, 0x2, 0x11, r0, 0x0) [ 551.811445] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 551.819887] FAT-fs (loop5): bogus number of directory entries (517) [ 551.826325] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:25 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x6c00000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:25 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd(0x840) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000015c0)={r2}) r3 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x3, 0x882) write$P9_RLOPEN(r3, &(0x7f0000000080)={0x18, 0xd, 0x2, {{0x5}, 0x1}}, 0x18) [ 552.036263] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 552.490540] Unknown ioctl 4724 [ 552.641714] Unknown ioctl 4724 03:35:26 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x1f00000000000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:26 executing program 6: r0 = socket$inet6(0xa, 0x2, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 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={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendto$inet6(r0, &(0x7f0000000080), 0x41d, 0x0, &(0x7f0000000000)={0xa, 0x4e21, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}}, 0x1c) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x0, 0x0) epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r0) 03:35:26 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x8cffffff, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:26 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200037400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:26 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$team(&(0x7f0000000080)='team\x00') r1 = msgget$private(0x0, 0x400000000c) msgctl$MSG_INFO(r1, 0xc, &(0x7f0000000140)=""/197) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f00000030c0)={'team0\x00'}) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x200000, 0x0) removexattr(&(0x7f0000000400)='./file0\x00', &(0x7f0000000440)=@known='trusted.syz\x00') ioctl$sock_SIOCBRADDBR(r2, 0x89a0, &(0x7f0000000480)='erspan0\x00') setsockopt$inet6_dccp_int(r2, 0x21, 0x13, &(0x7f0000000240), 0x4) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000300)={0x0, 0x18, 0xfa00, {0x3, &(0x7f00000002c0)={0xffffffffffffffff}, 0x13f, 0x7}}, 0x20) write$RDMA_USER_CM_CMD_JOIN_MCAST(r2, &(0x7f0000000340)={0x16, 0x98, 0xfa00, {&(0x7f0000000280), 0x4, r3, 0x0, 0x1, @in6={0xa, 0x4e21, 0x2, @mcast1={0xff, 0x1, [], 0x1}, 0x3}}}, 0xa0) 03:35:26 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x8d, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:26 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x5450, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:26 executing program 6: socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000080)={@remote, @multicast2, 0x0}, &(0x7f0000000140)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000340)={{{@in6=@mcast2, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6=@mcast1}}, &(0x7f0000000180)=0xe8) setsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000440)={{{@in6=@local={0xfe, 0x80, [], 0xaa}, @in6=@dev={0xfe, 0x80, [], 0x16}, 0x4e24, 0x7, 0x4e24, 0x7ff, 0x2, 0x20, 0xa0, 0x6, r1, r2}, {0x1, 0x6, 0x7c, 0x1, 0x6, 0x4, 0x2, 0x200}, {0x800, 0x3ff, 0x7, 0x200}, 0x80, 0x6e6bb5, 0x0, 0x0, 0x1, 0x3}, {{@in6=@ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x4d4, 0x6c}, 0xa, @in=@multicast1=0xe0000001, 0x3500, 0x7, 0x2, 0x3, 0x0, 0x80000001, 0x53f}}, 0xe8) r3 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r3, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) io_setup(0x9, &(0x7f0000000040)=0x0) io_submit(r6, 0x30b, &(0x7f0000001700)=[&(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, r4, &(0x7f0000000080), 0x10}]) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) writev(r8, &(0x7f0000000300)=[{&(0x7f0000000280)='\'', 0x1}], 0x1) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x4, 0x31, 0xffffffffffffffff, 0x0) tee(r7, r5, 0x8, 0x0) 03:35:26 executing program 3: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000f61000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) setsockopt$sock_timeval(r2, 0x1, 0x15, &(0x7f0000000000)={0x0, 0x2710}, 0x10) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000000080)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x30) vmsplice(r2, &(0x7f00000004c0)=[{&(0x7f0000000480)="06", 0x1}], 0x1, 0x0) dup2(r2, r1) dup2(r1, r3) 03:35:26 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x10000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 552.836345] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:26 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0202027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:26 executing program 2: r0 = open(&(0x7f00000001c0)='./file0\x00', 0x101142, 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) bind$rds(r0, &(0x7f0000000000)={0x2, 0x4e24, @rand_addr=0x1}, 0x10) r3 = add_key$keyring(&(0x7f0000000100)='keyring\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffd) keyctl$set_timeout(0xf, r3, 0x6e) r4 = socket$inet6(0xa, 0x1000000000002, 0x0) r5 = socket$inet(0x10, 0x3, 0xc) sendmsg(r5, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f0000000640)="2400000002091f001cfffd946fa283005b580a000900020009000000000015000404ff7e", 0x24}], 0x1}, 0x0) ioctl(r4, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r5, 0x84, 0x70, &(0x7f0000000340)={0x0, @in6={{0xa, 0x4e24, 0x5, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x10}}, 0x1a}}, [0xbe92, 0x10001, 0x2c3, 0x0, 0x7fff, 0x3f, 0x40, 0x100, 0x3, 0x3c, 0x3, 0x7, 0x80, 0x10001]}, &(0x7f0000000080)=0x100) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r5, 0x84, 0x1a, &(0x7f00000006c0)={r6, 0x1000, "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"}, &(0x7f00000000c0)=0x1008) mount$9p_fd(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='9p\x00', 0x0, &(0x7f00000002c0)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r2}, 0x2c, {[{@aname={'aname', 0x3d, '9p\x00'}, 0x2c}]}}) 03:35:26 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x1000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:26 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0206027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 553.059426] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 553.068037] FAT-fs (loop5): bogus number of directory entries (514) [ 553.074493] FAT-fs (loop5): Can't find a valid FAT filesystem [ 553.087913] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 553.096469] FAT-fs (loop5): bogus number of directory entries (514) [ 553.102928] FAT-fs (loop5): Can't find a valid FAT filesystem [ 553.138506] netlink: 4 bytes leftover after parsing attributes in process `syz-executor2'. [ 553.147167] netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. [ 553.171627] netlink: 4 bytes leftover after parsing attributes in process `syz-executor2'. 03:35:26 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000480)='/dev/ptmx\x00', 0x1, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) write(r1, &(0x7f00000000c0)="2caa46a0f3ddec13b3c12dcff4f88e5e3922e1936aa5d97a33d624aea6f408a57c926e6d0e201d2e86e2fb2798fb85e25cd7cceb72eafb0b0dcb4a4abc0338d6061e13e7ecd93e2fd367a79a110f9ba528c63ae9f97c7a3f7f541fd695857a6c279cee17003a658879343e7b4d0619615799bfc870a8e35ff5079d31368dca8f8d12da2d972e2bd8bd242e2a503f4f683478ae4d9950de3f1ad8f267ee0cee110dd120108555f10fdc0db7b8795370c437df184ef699bd1f1a7cffe620f3d19309ae2711f86fc9156bf36788f55f3676595744745b9175", 0xd7) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x2, 0x0) ioctl$VHOST_SET_FEATURES(r2, 0x4008af00, &(0x7f0000000200)=0x4008000) write(r0, &(0x7f0000c34fff), 0xffffff0b) ioctl$TCSETSF(r0, 0x5457, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0xb106}) sched_setattr(0x0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3}) [ 553.180896] netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. [ 553.334907] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 553.343357] FAT-fs (loop5): bogus number of directory entries (518) [ 553.349796] FAT-fs (loop5): Can't find a valid FAT filesystem [ 553.374872] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:26 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x4c00, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 553.383376] FAT-fs (loop5): bogus number of directory entries (518) [ 553.389828] FAT-fs (loop5): Can't find a valid FAT filesystem [ 553.783539] Unknown ioctl 4724 [ 553.933655] Unknown ioctl 4724 03:35:27 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0xfdfdffff00000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:27 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200747400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:27 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xfffffff6, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:27 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x175, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:27 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x40049409, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:27 executing program 6: r0 = socket$inet6(0xa, 0x4, 0x3) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") add_key(&(0x7f0000000040)='dns_resolver\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a}, &(0x7f0000000100)="f1adeb1af858baacf3badb1d79cae63160297c5622f1bd4355db6251ba98a1e2907b45d18f94a48704000000222a0027dec36a9f5f10be85cdfbb42864d37ef802ac13632e6787578d000000d38f350b8b2300", 0x53, 0xfffffffffffffffb) ioctl$FICLONERANGE(r0, 0x4020940d, &(0x7f0000000080)={r0, 0x0, 0xd7, 0x1, 0x5}) 03:35:27 executing program 3: pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) write(r1, &(0x7f00000001c0), 0xfffffef3) r2 = epoll_create(0x6) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f00000023c0)={0x20000011}) epoll_wait(r2, &(0x7f0000000140)=[{}], 0x1, 0x47) vmsplice(r0, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) ioctl$SG_SET_RESERVED_SIZE(r1, 0x2275, &(0x7f0000000040)=0x81) 03:35:27 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x4, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 554.114845] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:27 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200067400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:27 executing program 6: r0 = socket$inet6(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f00000000c0)="025cc83d6d345f8f762070") set_tid_address(&(0x7f0000000040)) r1 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x20, 0x208000) ioctl$SCSI_IOCTL_SEND_COMMAND(r1, 0x1, &(0x7f0000000200)=ANY=[@ANYBLOB="7800000094570000019e0000774fa462806e09daff4e7047c82bcbeda249911d999712329df659b1805d719f024afa3ef4574fed66948b6c74cd56fb049882fd07cdbba111dbfa1d92e319b00d3066f0c8a353e44492ee46995be4e60eee439ceb9d79bd01f86c12ae90c6c932de1560100a93045bbd0ef40247ee09d8da8d0000000000"]) syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f00000001c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000000500)={[{@fat=@flush='flush', 0x2c}]}) [ 554.167217] Invalid option length (0) for dns_resolver key [ 554.199563] Invalid option length (0) for dns_resolver key 03:35:27 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0209027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 554.344586] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:27 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x2d, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:27 executing program 2: r0 = syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1) r1 = fcntl$dupfd(r0, 0x0, r0) getsockname$unix(r1, &(0x7f0000000080)=@abs, &(0x7f0000000000)=0x6e) [ 554.460198] FAT-fs (loop6): bogus number of reserved sectors [ 554.466089] FAT-fs (loop6): Can't find a valid FAT filesystem 03:35:27 executing program 6: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000001280)='/dev/ppp\x00', 0x8001, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x0, &(0x7f00000012c0)=0x1, 0x4) socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0xe, &(0x7f00000000c0)=0x4, 0xffffffffffffff85) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000001200)={&(0x7f0000000000)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, 0x80, &(0x7f00000001c0)=[{&(0x7f0000000080)=""/49, 0x31}, {&(0x7f0000000100)=""/150, 0x96}], 0x2, &(0x7f0000000200)=""/4096, 0x1000, 0xffffffff7fffffff}, 0x40000002) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000001240)) [ 554.614323] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 554.622825] FAT-fs (loop5): bogus number of directory entries (521) [ 554.629254] FAT-fs (loop5): Can't find a valid FAT filesystem [ 554.651875] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:27 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0223027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 554.660397] FAT-fs (loop5): bogus number of directory entries (521) [ 554.666831] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:28 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x5, 0x5, 0x1000000000000914, 0x4000000005}, 0x38) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xd, 0x81, 0x4, 0x4, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000001c0)={0x7, 0x9, &(0x7f00000000c0)=@framed={{0x18}, [@map={0x18, 0x0, 0x1, 0x0, r2}, @map={0x18, 0x0, 0x1, 0x0, r1}, @map={0x18, 0x0, 0x1, 0x0, r1}], {0x95}}, &(0x7f0000000180)='GPL\x00', 0x80000001, 0x1000, &(0x7f0000000400)=""/4096}, 0x48) r3 = syz_open_dev$amidi(&(0x7f0000000240)='/dev/amidi#\x00', 0x4, 0x90003) ioctl$VT_DISALLOCATE(r3, 0x5608) [ 554.768462] EXT4-fs: 16 callbacks suppressed [ 554.768483] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 554.799392] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 554.970762] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 554.979338] FAT-fs (loop5): bogus number of directory entries (547) [ 554.985831] FAT-fs (loop5): Can't find a valid FAT filesystem [ 555.031118] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 555.039515] FAT-fs (loop5): bogus number of directory entries (547) [ 555.045988] FAT-fs (loop5): Can't find a valid FAT filesystem [ 555.057621] Unknown ioctl 4724 [ 555.208812] Unknown ioctl 4724 03:35:28 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x1f000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:28 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x900000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:28 executing program 6: r0 = shmat(0x0, &(0x7f0000ffc000/0x4000)=nil, 0x4000) wait4(0x0, &(0x7f0000000080), 0x40000000, &(0x7f00000000c0)) shmdt(r0) 03:35:28 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x231, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:28 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x404c534a, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:28 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a020a027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:28 executing program 3: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x80000, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xa, 0x81, 0x8004, 0x10001, 0x0, r0, 0x3, [0xd]}, 0x330) 03:35:28 executing program 2: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syslog(0x9, &(0x7f0000000200)=""/242, 0xf2) r0 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x0, 0x80) connect$netlink(r0, &(0x7f0000000040)=@unspec, 0xc) 03:35:28 executing program 6: r0 = accept4(0xffffffffffffff9c, &(0x7f0000000000)=@sco, &(0x7f0000000080)=0x80, 0x800) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180)='IPVS\x00') ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000300)={'vcan0\x00', 0x0}) openat$tun(0xffffffffffffff9c, &(0x7f00000007c0)='/dev/net/tun\x00', 0x480200, 0x0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000340)={{{@in=@rand_addr, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in=@multicast1}}, &(0x7f0000000440)=0xe8) setsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000480)={{{@in=@broadcast=0xffffffff, @in=@loopback=0x7f000001, 0x4e20, 0x7, 0x4e22, 0x6, 0xa, 0xa0, 0x80, 0x0, r2, r3}, {0x100000001, 0x5, 0x2, 0x81, 0xa3c3, 0x90, 0x8, 0x9}, {0x10000, 0x0, 0x5, 0x5}, 0x101, 0x6e6bb9, 0x2, 0x1, 0x2}, {{@in, 0x4d6, 0x33}, 0x2, @in=@multicast1=0xe0000001, 0x3504, 0x1, 0x2, 0x7, 0x8, 0x1, 0x8}}, 0xe8) sendmsg$IPVS_CMD_SET_INFO(r0, &(0x7f0000000780)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000740)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="010029bd7000fde4a869c1d0b8075c838ab4f527b539ba0cbbb401b00b0519ec1e4226daa66bfa5d332a6f4e047a791ff158df24fbbd084214f17e69a53ff6b9490a4000d3f9d25f949b"], 0x14}, 0x1, 0x0, 0x0, 0x40010}, 0x20000000) sendmsg$IPVS_CMD_SET_INFO(r0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1010}, 0xc, &(0x7f0000000280)={&(0x7f0000000580)=ANY=[@ANYBLOB="98000000e1776017d28377db59", @ANYRES16=r1, @ANYBLOB="000526bd7000fbdbdf250e000000080004000180000008000500f9ffffff4c0001000c0006006c626c6300000000080004004e200000080001000200000008000500030000000800060072720000080004004e24000014000300fe8000000000000000000000000000bb28000300080001000000000014000600fe8000000000000000000000000000aa08000500ac1414bb"], 0x98}, 0x1, 0x0, 0x0, 0x8800}, 0x8000) unshare(0xc000300) clone(0x40000, &(0x7f00000001c0)="98bc062911b8ce22a4ca1ad66a25b4cbeb46195d1e37d98fe3aef646e1a713fd3d46c49bb39bfdafd5d8c9e21cb6e93081c48f3e3d76cb7b69fe041a750c18c20edc901e35a8780bbcdd72eee8017d4189289b85d911f643c6767c2160874654ffeb5699f89e7aba88de2f2f95", &(0x7f0000000100), &(0x7f0000000140), &(0x7f0000000640)="0a93af05bafcfef58ab67d6d6122f4fb561212adaaa0ba415943583973749461236fd628479488f1d19d7c3564098f1e3dfbd9c6fb53bdbdc166dda457f9046caaf198eedaa9f79daab78d13256b9d384df29262dce4b9a9c83b56296f17ecb0a9bdadc8a26f996676457fd050a8935173d6f6f1b6fe9e2a0a5c407786c06d05308f7067a441476c92bfdfa3355eb83404ece16c7d23885b466e") r4 = shmget$private(0x0, 0x2000, 0x54000001, &(0x7f0000ffc000/0x2000)=nil) setsockopt$bt_hci_HCI_FILTER(r0, 0x0, 0x2, &(0x7f0000000800)={0x7, 0x4, 0x5, 0x2}, 0x10) shmctl$SHM_LOCK(r4, 0xb) [ 555.406627] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 555.428057] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 555.436462] FAT-fs (loop5): bogus number of directory entries (522) [ 555.442927] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:28 executing program 3: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x2000, 0x0) ioctl$sock_inet6_udp_SIOCINQ(r0, 0x541b, &(0x7f0000000040)) bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0xf, 0x3, 0x4, 0x1, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000300), 0xffffffffffffff00) 03:35:28 executing program 2: r0 = memfd_create(&(0x7f0000000140)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000000)={0xffffffffffffffff}, 0x106, 0x1000}}, 0x20) write$RDMA_USER_CM_CMD_DISCONNECT(r0, &(0x7f0000000080)={0xa, 0x4, 0xfa00, {r1}}, 0xc) fallocate(r0, 0x0, 0x0, 0x80ce63) [ 555.449875] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:28 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xffffff7f, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:28 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a02000a7400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 555.477654] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 555.486073] FAT-fs (loop5): bogus number of directory entries (522) [ 555.492568] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:28 executing program 6: r0 = socket(0x11, 0x3, 0x0) bind$packet(r0, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r0, 0x107, 0x8, &(0x7f00000002c0)="6c4ed621", 0x4) syz_emit_ethernet(0x12, &(0x7f0000000300)=ANY=[@ANYBLOB="aa99aaaaaabbbadc9f6e24a6881e00000000"], &(0x7f0000000040)) recvfrom$packet(r0, &(0x7f00000004c0)=""/233, 0xe9, 0x0, &(0x7f00000001c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}, 0x709000) 03:35:28 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'\x00', 0x0}) socket$bt_rfcomm(0x1f, 0x3, 0x3) accept4(r0, 0x0, &(0x7f0000000100), 0x80000) sendmsg$nl_route(r0, &(0x7f0000000580)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB="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", @ANYRES32=r1, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00@\x00'], 0x28}, 0x1}, 0x0) 03:35:29 executing program 2: r0 = socket$vsock_stream(0x28, 0x1, 0x0) connect$vsock_stream(r0, &(0x7f0000000080)={0x28, 0x0, 0x0, @my}, 0x10) listen(r0, 0x0) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) r2 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x4, 0x40000) recvfrom$llc(r2, &(0x7f0000000100)=""/223, 0xdf, 0x1, &(0x7f0000000040)={0x1a, 0xffff, 0x2, 0xfffffffffffffff8, 0x4, 0x4, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x10) recvfrom(r1, &(0x7f0000000280)=""/195, 0xc3, 0x1, &(0x7f0000000380)=@ipx={0x4, 0x940, 0x982, "f71766632bd0", 0x9}, 0x80) ioctl(r1, 0x8912, &(0x7f00000000c0)="025cc83d6d345f8f762070") poll(&(0x7f0000000240)=[{r0}], 0x1, 0x4) [ 555.707405] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 555.742741] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 555.754523] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 556.429566] Unknown ioctl 4724 [ 556.579769] Unknown ioctl 4724 03:35:29 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x1f00}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:29 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x4800000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:29 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a02005d7400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:29 executing program 6: r0 = gettid() r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) timer_create(0x0, &(0x7f0000000440)={0x0, 0xd, 0x0, @thr={&(0x7f0000000240), &(0x7f0000000340)}}, &(0x7f0000000080)) r2 = syz_open_dev$usbmon(&(0x7f00000000c0)='/dev/usbmon#\x00', 0x0, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r2, 0xc0109207, 0x20000000) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r3 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', 0x0, 0x8}, 0x10) read(r2, &(0x7f0000000000)=""/11, 0xb) tkill(r0, 0x15) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x101, 0x8000) ioctl$FIDEDUPERANGE(r1, 0xc0189436, &(0x7f0000000200)={0x800, 0x49, 0x4, 0x0, 0x0, [{r1, 0x0, 0x1}, {r1, 0x0, 0x7fffffff}, {r3, 0x0, 0x7fff}, {r1, 0x0, 0x80000000}]}) 03:35:29 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x0, 0x11, r1, 0x0) r2 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$VHOST_SET_FEATURES(r2, 0x4008af00, &(0x7f0000000080)=0x200000000) ioctl$int_in(r2, 0x40000000af01, &(0x7f0000000300)) r3 = openat$audio(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio\x00', 0x0, 0x0) close(r3) socket$packet(0x11, 0x3, 0x300) readv(r2, &(0x7f00000002c0)=[{&(0x7f0000001980)=""/150, 0x96}], 0x1) ioctl$VHOST_SET_MEM_TABLE(r2, 0x4008af03, &(0x7f00000007c0)=ANY=[]) ioctl$VHOST_NET_SET_BACKEND(r2, 0x4008af30, &(0x7f0000f1dff8)={0x0, r3}) fcntl$getownex(r1, 0x10, &(0x7f0000000040)={0x0, 0x0}) ptrace$setsig(0x4203, r4, 0xfff, &(0x7f0000000100)={0x8, 0xffffffffffff35fd, 0x4, 0x8001}) 03:35:29 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0xb4, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:29 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x5452, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:30 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0207027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:30 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") socketpair$inet(0x1e, 0x4, 0x0, &(0x7f0000000080)={0x0, 0x0}) close(r1) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) select(0x40, &(0x7f00000000c0)={0x1, 0xcd, 0x8, 0x2, 0x0, 0x291a, 0x5, 0xf9}, &(0x7f0000000100)={0xa5e, 0x8, 0x1f, 0x3f, 0x80000000, 0x1ff, 0x1, 0x40}, &(0x7f0000000140)={0x2, 0xfffffffffffffffa, 0xfffffffffffffffe, 0x100000000, 0x20, 0x6, 0xffffffffffff0001, 0x1ff}, &(0x7f0000000180)) setsockopt$IP_VS_SO_SET_EDITDEST(r2, 0x0, 0x489, &(0x7f00000001c0)={{0xb7, @rand_addr=0x101, 0x4e22, 0x0, 'lblc\x00', 0x4, 0x0, 0x4f}, {@multicast1=0xe0000001, 0x4e21, 0x10004, 0x3, 0x2, 0xa9}}, 0x44) write$FUSE_NOTIFY_RETRIEVE(r4, &(0x7f00000002c0)={0xffffff5d, 0x5, 0x0, {0x0, 0x4000000000006, 0xe0fc, 0xffffffffffffff81}}, 0xfffffffffffffd62) getsockname$inet6(r3, &(0x7f0000000040)={0x0, 0x0, 0x0, @mcast2}, &(0x7f0000000240)=0x1c) 03:35:30 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x4c00000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 556.755867] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 556.765209] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 556.791771] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:30 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = dup(r0) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r1, 0x40045532, &(0x7f0000000100)=0x4ce) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x40100, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000040), &(0x7f00000000c0)=0x4) sync_file_range(r1, 0x7, 0x5826, 0x7) r3 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x0, 0x0) close(r3) 03:35:30 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) ioctl$KVM_S390_VCPU_FAULT(r1, 0x4008ae52, &(0x7f0000000140)=0x7fffffff) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000000)) ioctl$sock_ifreq(r0, 0x89f0, &(0x7f0000001240)={'bridge0\x00', @ifru_map}) r2 = openat$full(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/full\x00', 0x0, 0x0) ioctl$SCSI_IOCTL_PROBE_HOST(r2, 0x5385, &(0x7f0000000180)=ANY=[@ANYBLOB="5600000000000000000000000000000000000000000000060000000000000000000000000000000000000000ba70000000000000000000000000000000000000000000000000000000000000000049ef57659bca0000000000000000"]) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x101000, 0x0) ioctl$GIO_CMAP(r3, 0x4b70, &(0x7f0000000080)) [ 556.946088] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 556.956777] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 556.965272] FAT-fs (loop5): bogus number of directory entries (519) [ 556.971714] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:30 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x600000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:30 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0203027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 556.997721] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 557.009674] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 557.018136] FAT-fs (loop5): bogus number of directory entries (519) [ 557.024596] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:30 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000400)={0x10, 0x4, 0x4, 0x8}, 0x2c) r2 = syz_open_dev$sndpcmc(&(0x7f0000000180)='/dev/snd/pcmC#D#c\x00', 0x4, 0x101000) ioctl$RTC_WIE_OFF(r2, 0x7010) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={r1, &(0x7f0000000000), &(0x7f00000001c0)='\v'}, 0x20) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xf, 0x8, 0x80000001, 0x9, 0x15, r1, 0xcad}, 0x2c) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x1, 0x0) ioctl$KVM_SET_XCRS(r3, 0x4188aea7, &(0x7f00000000c0)={0x9, 0x8, [{0x2, 0x0, 0x573}, {0x1ff, 0x0, 0x1}, {0x40, 0x0, 0x100000000}, {0xc7c9, 0x0, 0x1}, {0x8, 0x0, 0x2}, {0x6, 0x0, 0xfffffffffffffff9}, {0x0, 0x0, 0x1}, {0x9, 0x0, 0x6}, {0x2, 0x0, 0x2}]}) ioctl$KDGETLED(r3, 0x4b31, &(0x7f0000000080)) [ 557.226265] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 557.234749] FAT-fs (loop5): bogus number of directory entries (515) [ 557.241334] FAT-fs (loop5): Can't find a valid FAT filesystem [ 557.264647] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:30 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x300000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 557.273086] FAT-fs (loop5): bogus number of directory entries (515) [ 557.279531] FAT-fs (loop5): Can't find a valid FAT filesystem [ 557.711484] Unknown ioctl 4724 [ 557.861680] Unknown ioctl 4724 03:35:31 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x1f00000000000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:31 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a024c027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:31 executing program 2: mkdir(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f00000001c0)='nfs4\x00', 0x0, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0xa8) r0 = creat(&(0x7f0000000100)='./file0\x00', 0xc) setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f0000000200)=@raw={'raw\x00', 0x9, 0x3, 0x290, 0x140, 0x140, 0x0, 0x0, 0x140, 0x1f8, 0x1f8, 0x1f8, 0x1f8, 0x1f8, 0x3, &(0x7f0000000140), {[{{@ip={@empty, @remote={0xac, 0x14, 0x14, 0xbb}, 0xffffff00, 0xffffffff, 'bond0\x00', 'dummy0\x00', {}, {}, 0x5f, 0x1, 0x10}, 0x0, 0x110, 0x140, 0x0, {}, [@common=@osf={0x50, 'osf\x00', 0x0, {'syz0\x00', 0xfae, 0x5, 0x1, 0x2}}, @common=@ttl={0x28, 'ttl\x00', 0x0, {0x3, 0x401}}]}, @common=@inet=@SET2={0x30, 'SET\x00', 0x2, {{0x4, 0x40, 0x4}, {0x0, 0xffffffffb93c69da, 0x77}, 0x4, 0x1}}}, {{@uncond, 0x0, 0x98, 0xb8}, @unspec=@TRACE={0x20, 'TRACE\x00'}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x2f0) 03:35:31 executing program 3: r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x3, 0x10000) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000100)={0x0, 0x1}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000180)={r1, @in6={{0xa, 0x4e21, 0x9, @dev={0xfe, 0x80, [], 0x15}, 0xa09}}}, 0x84) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f0000b3dfc8)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000000c0)={0x14, 0x22, 0x109, 0x0, 0x4, {0x6}}, 0x14}, 0x1}, 0x0) 03:35:31 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x1000000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:31 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) accept$inet6(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, @local}, &(0x7f0000000080)=0x1c) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r3, 0xc008ae88, &(0x7f0000000140)={0x10, 0x0, [0x9e]}) 03:35:31 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x2a2, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:31 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc020660b, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:31 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b00)={0x9, 0x1d, 0x6, 0xc, 0x2}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000140)={r0, &(0x7f0000001b40)="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", &(0x7f0000000080)=""/168}, 0x18) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={r0, &(0x7f0000000100), &(0x7f0000000380)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={r0, &(0x7f0000000280)="eb", &(0x7f0000000400)}, 0x20) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x20000, 0x0) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000240)={0x0, 0x9}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000300)={0x5, 0x8, 0x81, 0x6, r2}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000001c0)={r0, &(0x7f0000000100), &(0x7f0000000840)=""/4096}, 0x18) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000000)={r0, &(0x7f0000000200), &(0x7f0000001440)}, 0x20) 03:35:31 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) connect$inet(r0, &(0x7f0000ccb000)={0x2}, 0x10) ioctl$sock_inet_tcp_SIOCOUTQ(r0, 0x5411, &(0x7f00000002c0)) write$P9_RWALK(r0, &(0x7f0000000000)={0x16, 0x6f, 0x2, {0x1, [{0x40, 0x0, 0x5}]}}, 0x16) [ 558.072677] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 558.081094] FAT-fs (loop5): bogus number of directory entries (588) [ 558.087610] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:31 executing program 6: r0 = creat(&(0x7f0000000340)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x40000) io_setup(0x0, &(0x7f0000000200)) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x403e5, 0x0, 0x2, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$P9_RLERROR(r0, &(0x7f0000000000)={0x10, 0x7, 0x1, {0x7, 'system/'}}, 0x10) io_submit(0x0, 0x0, &(0x7f0000000540)) close(r0) ioctl$IOC_PR_PREEMPT(r0, 0x401870cb, &(0x7f0000000040)={0x98, 0x1, 0x0, 0x4}) 03:35:31 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x6800, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:31 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0274027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 558.122469] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 558.130867] FAT-fs (loop5): bogus number of directory entries (588) [ 558.137309] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:31 executing program 3: r0 = syz_open_dev$evdev(&(0x7f00000000c0)='/dev/input/event#\x00', 0x3, 0x402) r1 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x0) read(r1, &(0x7f0000000040)=""/33, 0x21) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) setsockopt$sock_void(r1, 0x1, 0x1b, 0x0, 0x0) ioctl(r2, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") write$binfmt_elf32(r0, &(0x7f0000000300)=ANY=[@ANYBLOB="0010000001046d04020000000000000003000700a928000073020000380000009d010000810000000700240002008b8306000400000000000100007002000000020000"], 0x43) 03:35:31 executing program 2: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000280)='/dev/usbmon#\x00', 0x0, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r0, 0x9201, 0x0) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) 03:35:31 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r1, &(0x7f0000000100)={0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x20180, 0x0) ioctl$SIOCSIFHWADDR(r2, 0x8924, &(0x7f0000000140)={'ip6gre0\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xf}}) r3 = socket(0xa, 0x1, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r3, 0x0, 0x2a, &(0x7f0000000040)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x88) setsockopt$inet_msfilter(r1, 0x0, 0xd, &(0x7f0000000180)={@rand_addr=0xa4ffffff, @dev={0xac, 0x14, 0x14}}, 0x10) [ 558.379817] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 558.388336] FAT-fs (loop5): bogus number of directory entries (628) [ 558.394790] FAT-fs (loop5): Can't find a valid FAT filesystem [ 558.418742] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 558.427316] FAT-fs (loop5): bogus number of directory entries (628) [ 558.433762] FAT-fs (loop5): Can't find a valid FAT filesystem [ 559.046492] Unknown ioctl 4724 [ 559.195690] Unknown ioctl 4724 03:35:32 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x4000000000000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:32 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x7a00, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:32 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0210027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:32 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) r1 = accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, @rand_addr}, &(0x7f0000000080)=0x10, 0x800) ioctl$sock_inet_SIOCDELRT(r1, 0x890c, &(0x7f00000000c0)={0x0, {0x2, 0x4e21, @broadcast=0xffffffff}, {0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x13}}, {0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}, 0x202, 0x1, 0x0, 0x8000, 0x3, 0x0, 0x9, 0x3, 0x7}) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r2 = syz_open_dev$sg(&(0x7f0000005000)='/dev/sg#\x00', 0x0, 0x8002) creat(&(0x7f0000000140)='./file0\x00', 0x48) write(r2, &(0x7f0000000000)="b63db85e1e8d020000feff00c2b6003ef00130d5606aed5ed2bc7018ce0600000000000000ffffffe22c9b160096aa", 0xfea6) 03:35:32 executing program 2: r0 = socket(0x1e, 0x805, 0x0) r1 = socket(0x1e, 0x805, 0x0) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, &(0x7f0000000040)=@req3={0x80000000}, 0xfeda) r2 = socket(0x1e, 0x805, 0x0) r3 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r3, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") setsockopt$packet_tx_ring(r2, 0x10f, 0x87, &(0x7f0000000100)=@req3={0x80000000, 0x1}, 0x159) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f0000000040)=@req3={0x80000000, 0x0, 0x2, 0x3ff}, 0x94) sendmsg(r0, &(0x7f0000030000)={&(0x7f00004f5000)=@generic={0x10000000001e, "0100000900000000000000000226cc573c080000003724c71e14dd6a739effea1b48006be61ffe0000e103000000f8000004003f010039d8f986ff01000300000004af50d50700000000000000e3ad316a1983000000001d00e0dfcb24281e27800000100076c3979ac40000bd15020078a1dfd300881a8365b1b16d7436"}, 0x80, &(0x7f0000000480), 0x0, &(0x7f00006e9c68)}, 0x0) setsockopt$RDS_CANCEL_SENT_TO(r0, 0x114, 0x1, &(0x7f0000000000)={0x2, 0x4e24, @loopback=0x7f000001}, 0x10) mlock(&(0x7f0000fff000/0x1000)=nil, 0x1000) 03:35:32 executing program 6: r0 = creat(&(0x7f0000001380)='./file0\x00', 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='uid_map\x00') sendfile(r1, r1, &(0x7f00000000c0)=0x800000001000000, 0x0) ioctl$fiemap(r0, 0x40086602, &(0x7f00000001c0)=ANY=[@ANYBLOB="672dcd3b3b378c56fbce2958f29b2a3fe55c78ca0867ad68906bde93", @ANYRESDEC=r0, @ANYRESDEC=r0, @ANYRESHEX=r0, @ANYBLOB="5d1f572e8d29675e0dd2e095a202733d7833e222df9e666c4da918fa6061025c8b3a4b3b6321ea911c343b0cf177bc3ae3d6f98140fc7777e4de12e9314f4b3b8c59377a55a1943d6a9a7546091101e0f4bc182af5a48bf9427e87ef54c417ca3ec28393", @ANYRESOCT=r0]) r2 = creat(&(0x7f0000000100)='./file0\x00', 0x0) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_NEW_SERVICE(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x28, r3, 0x3aba406323804ee3, 0x70bd28, 0x25dfdbff, {0x1}, [@IPVS_CMD_ATTR_SERVICE={0x14, 0x1, [@IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e23}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wrr\x00'}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x80}, 0x4004000) write$cgroup_type(r2, &(0x7f0000000000)='threaded\x00', 0xfffffdb9) fallocate(r2, 0x3, 0xc00000, 0xfffe) 03:35:32 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x1c5, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:32 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x4058534c, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:32 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x8, 0x800) write$RDMA_USER_CM_CMD_CREATE_ID(r1, &(0x7f0000000180)={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000140)={0xffffffffffffffff}, 0x2, 0x100d}}, 0x20) write$RDMA_USER_CM_CMD_ACCEPT(r1, &(0x7f00000002c0)={0x8, 0x120, 0xfa00, {0x4, {0x4, 0xfff, "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", 0x3a, 0x64, 0xa7, 0x3, 0x0, 0x100, 0x4, 0x1}, r2}}, 0x128) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f00000000c0)) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000480)={0x26, 'aead\x00', 0x0, 0x0, 'echainiv(morus640)\x00'}, 0xfffffffffffffccd) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) r4 = accept$alg(r3, 0x0, 0x0) sendmmsg$alg(r4, &(0x7f0000003e80)=[{0x0, 0x0, &(0x7f0000002a80), 0x167, &(0x7f0000000100)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) recvmmsg(r4, &(0x7f0000001280)=[{{&(0x7f0000000ec0)=@nl=@proc, 0x80, &(0x7f0000001180)=[{&(0x7f0000001080)=""/251, 0xfb}], 0x11, &(0x7f00000011c0)=""/157, 0x9d}}], 0x1500, 0x0, &(0x7f0000001380)={0x77359400}) accept4$packet(r1, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000080)=0x14, 0x80000) ioctl$sock_inet6_SIOCSIFADDR(r0, 0x8916, &(0x7f00000001c0)={@dev={0xfe, 0x80, [], 0x1e}, 0x31, r5}) [ 559.383749] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:32 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xffffff8c, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:32 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a020e027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:32 executing program 3: r0 = socket$kcm(0x11, 0x2, 0x0) sendmsg(r0, &(0x7f0000001700)={&(0x7f0000000100)=@in6={0xa, 0x0, 0x2, @dev={0xfe, 0x80}}, 0x80, &(0x7f0000001500), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="02000000000000800000000002000000"], 0x10}, 0x0) pipe2$9p(&(0x7f0000000000), 0x0) 03:35:32 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x0) ioctl(r0, 0x4000008912, &(0x7f0000000100)="295ee1311f16f477671070") r1 = socket$alg(0x26, 0x5, 0x0) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000140)={0x0, 0x4}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000001c0)={r2, 0xa1, "8d07fa10d5b31860972c6b55e5492cd297586d73a2ea1f359bab53ba2b465246efe0625353ca2bd137b48a00615fa3c806236ebac4a4df058990021560dfd9b9bdf20c347195e13b9e9120a5dddefcfb74871d144900ca444d20e0067a546ce8599915a610375403e205054e4c603cd373a91dd73562c5d5917fbda96677c276ac34f575249deaef9f2e71ce142c13b0fb6e67e269fc55e19d5fca00bda6c1c0ce"}, &(0x7f0000000280)=0xa9) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'cfb(blowfish-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000000c0)="9134abc0", 0x4) r3 = accept$alg(r1, 0x0, 0x0) write$binfmt_elf32(r3, &(0x7f0000000180)=ANY=[], 0xffbd) recvmmsg(r3, &(0x7f0000005a40)=[{{&(0x7f00000012c0)=@nl=@unspec, 0x80, &(0x7f0000001340)=[{&(0x7f00000044c0)=""/241, 0xf1}], 0x1, &(0x7f0000000080)=""/28, 0xe7}}, {{0x0, 0x0, &(0x7f0000005980)=[{&(0x7f00000058c0)=""/130, 0x82}], 0x1, &(0x7f0000005a00)=""/43, 0x2b}}], 0x40000000000006a, 0x0, 0x0) 03:35:32 executing program 3: r0 = socket$inet(0x2, 0x3, 0x2) getsockopt(r0, 0x0, 0xcf, &(0x7f00000002c0)=""/203, &(0x7f0000000000)=0x27b) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x101000, 0x0) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000000080)) [ 559.607187] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 559.616040] FAT-fs (loop5): bogus number of directory entries (526) [ 559.622484] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:32 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x48, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 559.649421] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 559.657857] FAT-fs (loop5): bogus number of directory entries (526) [ 559.664294] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:32 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200407400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 559.847257] EXT4-fs: 12 callbacks suppressed [ 559.847270] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 559.868416] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 559.878737] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 560.323604] Unknown ioctl 4724 [ 560.473664] Unknown ioctl 4724 03:35:33 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x1f000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:33 executing program 2: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x220040, 0x0) write$P9_RMKNOD(r0, &(0x7f0000000040)={0x14, 0x13, 0x2, {0x0, 0x4, 0x6}}, 0x14) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_ADDR(r1, &(0x7f00000001c0)={0x15, 0x110, 0xfa00, {0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @ib={0x1b, 0x0, 0x0, {"4366ee71167a7cec0f7c6f0b90f03137"}}, @ib={0x1b, 0x0, 0x0, {"14c75a3ebfd0f65a83c80dbf008ebc81"}}}}, 0x118) 03:35:33 executing program 3: r0 = socket$inet6(0xa, 0x1000000000003, 0x100000003) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") truncate(&(0x7f0000000000)='./file0\x00', 0x200) r1 = socket(0xa, 0x802, 0x0) setsockopt$inet_int(r1, 0x0, 0x13, &(0x7f0000e49000)=0x4, 0x4) sendmsg(r1, &(0x7f0000eeefc8)={&(0x7f0000fef000)=@in6={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x80, &(0x7f0000437000), 0x0, &(0x7f000056cda0)=[{0x28, 0x29, 0x2, "1d1a2d4ba2f2fffffffffffffffd060000"}], 0x28}, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000140)={0x0, 0xdc, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x81, @mcast1={0xff, 0x1, [], 0x1}, 0x8d}, @in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x15}}, @in={0x2, 0x4e20, @multicast2=0xe0000002}, @in6={0xa, 0x4e22, 0x400, @dev={0xfe, 0x80, [], 0x16}, 0x3}, @in6={0xa, 0x4e21, 0x6, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, @in6={0xa, 0x4e23, 0x1000, @remote={0xfe, 0x80, [], 0xbb}, 0x1000}, @in={0x2, 0x4e22, @broadcast=0xffffffff}, @in={0x2, 0x4e20, @rand_addr=0x40}, @in={0x2, 0x4e24}, @in6={0xa, 0x4e20, 0x100, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x3ff}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f00000001c0)={r2, 0x2}, 0x8) 03:35:33 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0273027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:33 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x4c, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:33 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x197, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:33 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x5421, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:33 executing program 6: r0 = dup(0xffffffffffffff9c) ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000180)) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-cast6-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000080)="71e67a11cdf8311cfc093a52a7d86bd1", 0x10) r2 = accept4$alg(r1, 0x0, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000004240)=[{0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000001440)="bba893db6ded067c096f21bec3b4f486eb755f62c5ffe928935abcaf47140d7d", 0x20}], 0x1}], 0x1, 0x0) r3 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x329, 0x2) ioctl$TIOCGWINSZ(r3, 0x5413, &(0x7f0000000140)) recvmmsg(r2, &(0x7f000000bb40)=[{{&(0x7f0000007a00)=@hci, 0x80, &(0x7f0000007bc0)=[{&(0x7f0000007ac0)=""/222, 0xd2}], 0x1, &(0x7f0000007c00)=""/214, 0xd6}}], 0x1, 0x0, &(0x7f000000bc80)) 03:35:33 executing program 2: syz_open_procfs(0x0, &(0x7f0000000000)='net/ip6_mr_vif\x00') r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)="2f02726f75702e7374617000", 0x2761, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x9) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0xc0185879, 0x20000001) 03:35:33 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) listen(r0, 0x0) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r0, 0x10e, 0x4, &(0x7f0000000040)=0x8000, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000), 0x4) fchdir(r0) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000000)=0x80000000, 0x4) [ 560.659670] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 560.668191] FAT-fs (loop5): bogus number of directory entries (627) [ 560.674683] FAT-fs (loop5): Can't find a valid FAT filesystem [ 560.681454] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:33 executing program 6: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_int(r0, 0x0, 0x13, &(0x7f0000000000), 0xfffffffffffffe51) write$binfmt_aout(r0, &(0x7f0000000040)={{0x0, 0x0, 0x3fa3, 0x378, 0x109, 0xffffffff, 0x382, 0xff}, "2a66325823a3a606deb81287d23797e12c121198a07ebe737b725871b6a1ab71a109fcf3b7cbf9cb0affd514afe2d2141624191903ad75890552c1c3487460e337137bec665edba1fe9c15055e29fa71f64b02bcae8bd532120b969da444af0e379673ee947d26e2c775ac2c5ec9c876758e83e41608777399bcc9ad45acf1114fdaffd17d107454", [[], [], [], [], [], [], [], [], [], []]}, 0xaa8) 03:35:34 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0293027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:34 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x3000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 560.707450] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 560.715872] FAT-fs (loop5): bogus number of directory entries (627) [ 560.722311] FAT-fs (loop5): Can't find a valid FAT filesystem [ 560.729293] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:34 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x0) ioctl(r0, 0x4000008912, &(0x7f0000000100)="295ee1311f16f477671070") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f00000006c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'cfb(arc4)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000ff8000)='\n', 0x1) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000080)={0x2, &(0x7f0000000040)=[{0x885c, 0x1, 0xffffffffffff0001, 0x1}, {0x8, 0x7ff, 0x3f, 0x3}]}, 0x10) r2 = accept$alg(r1, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000003e80)=[{0x0, 0x0, &(0x7f0000002a80), 0x167, &(0x7f0000000100)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) recvmsg(r2, &(0x7f0000000000)={&(0x7f00000012c0)=@alg, 0x80, &(0x7f00000000c0)=[{&(0x7f0000001200)=""/187, 0xbb}], 0x1, &(0x7f0000fb3fa9)=""/87, 0x57}, 0x0) 03:35:34 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$inet(0x10, 0x3, 0x0) sendmsg(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000040)="24000000240007031dfffd946fa2830020200a000900000006000000f1ffffffff00ff7e280000001100ffffba16a0aa1c0009b3ebea8653b1cc7e63975c0ac47a6268e3406cf055d90f15a3", 0x4c}], 0x1}, 0x0) bind(r0, &(0x7f0000000140)=@nfc={0x27, 0x0, 0x0, 0x5}, 0x80) 03:35:34 executing program 6: sched_setattr(0x0, &(0x7f00000000c0)={0x0, 0x2, 0x0, 0x0, 0x1}, 0x0) r0 = socket(0x10, 0x80002, 0x0) bind$netlink(r0, &(0x7f0000177ff4)={0x10, 0x0, 0x1}, 0xc) getgid() setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000000a00)=0x9, 0xfffffffffffffdd2) syz_mount_image$ntfs(&(0x7f00000002c0)='ntfs\x00', &(0x7f0000000300)='./file0\x00', 0x8001, 0x4, &(0x7f00000005c0)=[{&(0x7f0000000340)="9caadc0226d584ca2b20fd7ab42c56c663cbb81dea19f39f11f3aaaadae04fb750c26da48fcc8996e289360adc454428c757fb634c68b60e96ff9356695ef422", 0x40, 0xfd}, {&(0x7f0000000380)="add8a5b9ecff357553eebdff6b8b1016808da31ee256e59df31f031f5025a705f9c90284610f82253723c9c76fdb49e0792e8684e235c239e2b71d43f41f353ae0896ecd6aec22bdd91a6292f4ed473d8da5549c8371e477808da2681f403c379e3e9ad1526fa2f1d3de9ddac6a8b519556f81237c9444c0be65e418e77c5206b44348a04962e4b1f12760f2215d7209c4ca9e22d15d", 0x96, 0x8}, {&(0x7f0000000440)="0ba05be96b4f2a8ffc6a4a9dc2b4bd5dd665d56407f150974b3aa7acf1c2242a50fe1f081530d7bc2bec20b548d73bccef4cf958ae0414822c9fef822d79fec9db2b437a11c428ba4e34c79b2efdcc463e3649f2e4ef3cbe89e3507eb7535f517c8c7062804085e56a381b6c96205cb1043368fc2edde8f29f87b209b015e4", 0x7f, 0x9822}, {&(0x7f00000004c0)="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", 0xfd, 0x100000000}], 0x0, &(0x7f0000000740)=ANY=[@ANYBLOB="756d61736b3d30303030303030303030303030303030303030313030302c73686f775f7379735f66696c65733d6e6f2c0094fc08952ee3f77f925283d67e9de780ce14a97ffc6a4d03f527ff7f053fa92c9bf7001bc7cf2d06a6595e01bf7fe5ac2d5469b2e28ac9d07b8ffa5bc74a46e29addbb73924532440d36f5d80d2abeb438e818f7c098dc297a48b62f5b499b86f568d1e25d50eda42bb7bfb025fabb436fe588b17efad62f3723c9444e58f844"]) connect$netlink(r0, &(0x7f0000000000)=@proc={0x10, 0x0, 0x1}, 0xc) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000640)=0x8, 0x1c7) r1 = syz_genetlink_get_family_id$fou(&(0x7f0000000840)='fou\x00') sendmsg$FOU_CMD_ADD(r0, &(0x7f0000000900)={&(0x7f0000000800)={0x10, 0x0, 0x0, 0x300008}, 0xc, &(0x7f00000008c0)={&(0x7f0000000880)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000026bd7000fbdbdf2501000000080001004e23002304000500"], 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x20000000) setsockopt$netlink_NETLINK_NO_ENOBUFS(r0, 0x10e, 0x5, &(0x7f0000000100)=0x1e3, 0x4) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000680)='./cgroup.net/syz0\x00', 0x1ff) r2 = add_key(&(0x7f0000000080)='user\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000001c0)="9bb2d33bc1f586d2d0277d553c63b4df8632e9f741bb3eaeef63d1a28ac0318c0d13db2de494185894ddaffb4c02009a72896f9d7287f206b3ae3887632af750ef2b7bb37e7f065614b697e8633979ba4b50c359930c4b0816cfeb315ba8d728094584087ce5b56dad8e14a4f2a5fad4beb525a574d8e46ee6add89552ef85f451bda62915fa0b5a9d1d7dd182aa6f8c08a6002d2971b812d16be5772eab69c339c156cba22ec6880744d6e1a4be21c94d65f42e763b0bb0fdb74f90d44f96dab21c13b10f4e495be5aab09a745cd3425b49923e0aaabc24d5f062c33121c94b00adaf5e33dc", 0xe6, 0xfffffffffffffffa) r3 = memfd_create(&(0x7f0000000040)='ntfs\x00', 0x3) timerfd_settime(r3, 0x1, &(0x7f0000000140)={{0x77359400}, {0x0, 0x1c9c380}}, &(0x7f0000000700)) keyctl$setperm(0x5, r2, 0x4) futex(&(0x7f0000000940)=0x1, 0x0, 0x0, &(0x7f0000000980)={0x0, 0x989680}, &(0x7f00000009c0), 0x0) [ 560.889676] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 560.898094] FAT-fs (loop5): bogus number of directory entries (659) [ 560.904534] FAT-fs (loop5): Can't find a valid FAT filesystem [ 560.923347] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 560.931793] FAT-fs (loop5): bogus number of directory entries (659) [ 560.938220] FAT-fs (loop5): Can't find a valid FAT filesystem [ 560.970828] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 560.996843] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 561.112715] ntfs: (device loop6): parse_options(): Unrecognized mount option . [ 561.126347] netlink: 8 bytes leftover after parsing attributes in process `syz-executor3'. [ 561.145251] ntfs: (device loop6): parse_options(): Unrecognized mount option . [ 561.168241] netlink: 8 bytes leftover after parsing attributes in process `syz-executor3'. [ 561.651594] Unknown ioctl 4724 [ 561.801560] Unknown ioctl 4724 03:35:35 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x40000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:35 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a026c027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:35 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x6000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:35 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x200, 0x0) getsockopt$XDP_MMAP_OFFSETS(r1, 0x11b, 0x1, &(0x7f0000000040), &(0x7f00000000c0)=0x60) setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x88) 03:35:35 executing program 6: r0 = socket$inet6(0xa, 0x1, 0x0) mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x0, 0x32, 0xffffffffffffffff, 0x0) write$P9_RMKDIR(r0, &(0x7f0000000040)={0x14, 0x49, 0x2, {0x10}}, 0x14) getsockopt$IP_VS_SO_GET_DESTS(r0, 0x0, 0x484, &(0x7f00000014c0)=""/4096, &(0x7f0000000000)=0x1000) 03:35:35 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000300)="025cc83d6d345f8f762070") perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0xcd, 0x80000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) mkdir(&(0x7f0000000200)='./file0\x00', 0x0) 03:35:35 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x334, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:35 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x80045300, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:35 executing program 6: r0 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x2) write$binfmt_elf64(r0, &(0x7f0000000180)=ANY=[@ANYBLOB="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"], 0x78) ioctl$SG_SET_RESERVED_SIZE(r0, 0x2275, &(0x7f0000000000)) r1 = syz_open_dev$admmidi(&(0x7f0000000080)='/dev/admmidi#\x00', 0x0, 0x404000) recvfrom$llc(r1, &(0x7f00000000c0)=""/70, 0x46, 0x40000003, &(0x7f0000000140)={0x1a, 0x104, 0x7, 0x8, 0x80000001, 0xfd66}, 0x10) socket$vsock_stream(0x28, 0x1, 0x0) 03:35:35 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/ignore_tunneled\x00', 0x2, 0x0) ioctl$KVM_ASSIGN_SET_INTX_MASK(r1, 0x4040aea4, &(0x7f00000001c0)={0x0, 0x2, 0x800, 0x5, 0x6ba1}) r2 = socket$inet6(0xa, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000000)=0x178, 0x4) setsockopt$sock_int(r2, 0x1, 0x29, &(0x7f0000000180)=0x9, 0x4) sendto$inet6(r2, &(0x7f0000000100), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e21, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}}, 0x1c) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$TUNGETVNETHDRSZ(r3, 0x800454d7, &(0x7f0000000140)) recvfrom$inet6(r2, &(0x7f0000000080)=""/49, 0x31, 0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x709000) [ 561.991867] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 561.993164] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 562.000346] FAT-fs (loop5): bogus number of directory entries (620) [ 562.015798] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:35 executing program 3: r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffff9c) getsockopt$llc_int(r0, 0x10c, 0x5, &(0x7f00000002c0), &(0x7f0000000300)=0x4) r1 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f00000001c0)={0x0, 0x7ff}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000240)={r2, 0x2}, &(0x7f0000000280)=0x8) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='net/mcfilter\x00') mknod$loop(&(0x7f0000000000)='./file0\x00', 0x6020, 0x0) getsockname(r4, &(0x7f00000000c0)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, &(0x7f0000000180)=0x80) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r0, 0x84, 0x23, &(0x7f0000000340)={r3, 0x4}, 0x8) r5 = dup2(r4, r4) lseek(r5, 0x200000000000002, 0x0) 03:35:35 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a02c0027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 562.037066] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 562.045544] FAT-fs (loop5): bogus number of directory entries (620) [ 562.045582] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 562.051991] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:35 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xffffffffffffffff, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:35 executing program 6: r0 = getpid() semget$private(0x0, 0x0, 0x0) semctl$SEM_STAT(0x0, 0x0, 0x12, &(0x7f0000000180)) syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0xffffffff, 0x0) sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r1, 0xc05c5340, &(0x7f0000000300)={0x0, 0x400, 0x0, {0x0, 0x1c9c380}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x1}) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000580)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:35 executing program 2: r0 = socket$inet(0x2, 0x2, 0x0) recvmsg(r0, &(0x7f0000001780)={&(0x7f0000000280)=@xdp, 0x80, &(0x7f0000000700), 0x0, &(0x7f0000000780)=""/4096, 0x1000}, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x4, &(0x7f0000006ff4)={@empty, @loopback=0x7f000001}, 0xc) setsockopt$inet_int(r0, 0x0, 0x7, &(0x7f0000000000)=0x400, 0x4) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x10) r2 = getpgrp(0x0) write$cgroup_pid(r1, &(0x7f0000000080)=r2, 0x12) bind$inet(r0, &(0x7f000000f000)={0x2, 0x3, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000004000), 0x33f, 0x0, &(0x7f0000002000)={0x2, 0x3}, 0x2f6) 03:35:35 executing program 3: socketpair$inet(0x1e, 0x4, 0x0, &(0x7f0000000000)={0x0, 0x0}) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000001180)={{0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x1, @random="23da368cab07"}, 0xadd417b2480d7d6a, {0x2, 0x4e23, @broadcast=0xffffffff}, 'veth0_to_bond\x00'}) r1 = syz_open_dev$vcsa(&(0x7f0000001140)='/dev/vcsa#\x00', 0x10002000000, 0x80400) ioctl$ASHMEM_GET_SIZE(r1, 0x7704, 0x0) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x14) getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f00000000c0)=ANY=[@ANYBLOB="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&(0x7f0000001100)=0x1024) [ 562.308125] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 562.336392] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 562.352977] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 563.007472] Unknown ioctl 4724 [ 563.158668] Unknown ioctl 4724 03:35:36 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x4000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:36 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a027a027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:36 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x972, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:36 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x2ae, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:36 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x80045301, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:36 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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$inet(0x10, 0x3, 0xc) sendmsg(r0, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000000)="2400000007061f001cfffd946fa2830020200a000900010006e700000000a3a20404ff7e", 0x24}], 0x1, 0x0, 0x0, 0x4}, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x80000, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_SET_DEST(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x14008a0}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0xb4, r2, 0x800, 0x70bd2d, 0x25dfdbff, {0x6}, [@IPVS_CMD_ATTR_SERVICE={0x48, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x9, 0x12}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'rr\x00'}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@broadcast=0xffffffff}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x248}, @IPVS_CMD_ATTR_DEST={0x14, 0x2, [@IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x1}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0x2}]}, @IPVS_CMD_ATTR_SERVICE={0x28, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x20, 0x23}}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x81}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x1d}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e23}]}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e20}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x48814}, 0x4000) [ 563.319144] netlink: 'syz-executor3': attribute type 1 has an invalid length. [ 563.326608] netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'. [ 563.340015] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 563.344165] netlink: 'syz-executor3': attribute type 1 has an invalid length. [ 563.348489] FAT-fs (loop5): bogus number of directory entries (634) [ 563.355723] netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'. [ 563.362141] FAT-fs (loop5): Can't find a valid FAT filesystem [ 563.398118] netlink: 'syz-executor3': attribute type 1 has an invalid length. [ 563.405483] netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'. 03:35:36 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x100000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:36 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200637400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 563.416159] netlink: 'syz-executor3': attribute type 1 has an invalid length. [ 563.423649] netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'. [ 563.435648] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 563.444193] FAT-fs (loop5): bogus number of directory entries (634) [ 563.450611] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:36 executing program 6: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x334, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:36 executing program 3: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = memfd_create(&(0x7f0000000280)='#em1#+\x00', 0x0) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x0, 0x11, r1, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000e53fe8)={0xaa}) getsockopt$inet_sctp6_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000040)=@assoc_value, &(0x7f0000000080)=0x8) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000007fe0)={{&(0x7f0000000000/0x4000)=nil, 0x4000}, 0x1}) ioctl$UFFDIO_UNREGISTER(r0, 0xc020aa04, &(0x7f0000007ffc)={&(0x7f0000000000/0x2000)=nil, 0x2000}) 03:35:36 executing program 2: r0 = socket$inet6(0xa, 0xffffffffffffffff, 0x6) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") clock_gettime(0xfffffbffeffffff9, &(0x7f0000000000)) 03:35:37 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x60000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:37 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(aes-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003c1000)="0a0775b0d5e383e5b3b60ced5c54dbb7", 0x10) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000140)={r0}) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r1, 0x800448d3, &(0x7f0000000180)={{0x400, 0x0, 0x7fff, 0x7764, 0xb287, 0x5}, 0x6, 0x9, 0x6, 0x1f, 0x40, "2c4cd987654cd93558b33e0709abb06adb0254ce86af5b8f8c2a629d6f4c6e024446412531d2d8272749f14b15c57989589524287cd24868cec5988408c0c9379ece5dbda908b50e55778bdbd3e965534179d1ad1197ffb8f95d7dd2453e731e38890546a5a058a4fb0d781a267f005f66bd84b36add0cd251d9853a2aee9fed"}) munlockall() r2 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r2, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000000600)="5a1606d3d72c70330ed87cd5459c05ddc685039420bba58ad3a518ea315e485d", 0x20}], 0x1}, 0x8080) sendmsg$alg(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000000000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0) recvmsg(r2, &(0x7f0000000a80)={&(0x7f0000000480)=@pppol2tpin6, 0x80, &(0x7f0000000080)=[{&(0x7f0000000280)=""/92, 0x200002dc}], 0x1, &(0x7f0000000a00)=""/111, 0x6f}, 0x0) 03:35:37 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200097400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 563.770828] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:37 executing program 2: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200637400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:37 executing program 3: r0 = socket$packet(0x11, 0x5, 0x300) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000006ffc)=0x1, 0x1f5) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x2000, 0x0) ioctl$SG_SET_TIMEOUT(r1, 0x2201, &(0x7f00000000c0)=0x2) ioctl$FS_IOC_RESVSP(r0, 0x40305828, &(0x7f0000000000)={0x0, 0x4, 0x6, 0x3}) sendto$inet6(r0, &(0x7f0000000300)="04040000ad88fcc3c78022d1c980587b8309c14609005375c52cf7c21975e697b02f5c566b2b2ff0dac8897c", 0x2c, 0x0, &(0x7f0000000040)={0xa, 0x800, 0x5, @local={0xfe, 0x80, [], 0xaa}}, 0x1c) [ 564.084845] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 564.097241] FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 564.412628] Unknown ioctl 4724 [ 564.537611] Unknown ioctl 4724 03:35:37 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0xfffffdfd}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:37 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x7400, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:37 executing program 2: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, {0x8000000}, 0x0, 0x80000000}, 0xffffffffffffff77) fcntl$getflags(r0, 0x40b) getsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000300), &(0x7f0000000340)=0x4) 03:35:37 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0248027400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:37 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x2fa, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:37 executing program 3: r0 = socket$inet(0x2, 0x200000002, 0x0) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000080)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x3, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x32) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/self/net/pfkey\x00', 0x100, 0x0) getsockopt$kcm_KCM_RECV_DISABLE(r2, 0x119, 0x1, &(0x7f0000000200), 0x4) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000000)=[{0xb, 0x2290}, {0x0, 0x2}, {0x4, 0x4}, {0x4, 0x8}, {0xa, 0x9}, {0x4}, {0x2, 0x1ff}], 0x7) r5 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r5, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r4, {0x2, 0x0, @multicast2=0xe0000002}, 0x4}}, 0x2e) connect$l2tp(r3, &(0x7f0000000080)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x3, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x26) getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f00000000c0)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000cf00610072045fd0f7b162e727aef8737180bd7c42e5ceca2150f1b92afa9877310a040a042215aa8e9dbce046f3983cae861a15970f0b28c7227ba16cf8db4dc655b11aa4f7ec36a9ebb586421bf278a22769fa443719659b537ec258c3b2c360ea46f6f421cc6296be4a8b799672156a6c016f6ddfd7504c2aa1bb5cbb2a078f3f0194c38462801b03f395ca111a853cf4cfd888856c8c6b7725cf9d53d7d04088bf2905c89277919618a2482154d24fd7fd41828c5b141d92c7b5fc93521304fbdc3c19467993cd04ef06dba3a71c8fc728"], &(0x7f0000000040)=0xf3) 03:35:37 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x5460, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:37 executing program 6: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x334, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:38 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REINJECT_CONTROL(r1, 0xae71, &(0x7f0000000080)={0x9}) ioctl$KVM_IRQ_LINE(r1, 0x4040ae79, &(0x7f0000000000)) 03:35:38 executing program 3: remap_file_pages(&(0x7f0000ff0000/0xd000)=nil, 0xd000, 0x2000001, 0x7, 0x1c0000) r0 = socket$inet6(0xa, 0x1, 0x0) ioctl(r0, 0x4000008912, &(0x7f0000000100)="2957e1311f16f477671070") r1 = socket(0xa, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000080)=@broute={'broute\x00\x00d\x00', 0x20, 0x1, 0x1c8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000100], 0x0, &(0x7f0000000040), &(0x7f0000000100)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x9, 0x0, 0x0, 'bond0\x00', 'bond_slave_0\x00', 'veth0_to_team\x00', 'veth0\x00', @link_local={0x1, 0x80, 0xc2}, [], @empty, [], 0x108, 0x108, 0x138, [@limit={'limit\x00', 0x20, {{0x0, 0x81}}}, @ipvs={'ipvs\x00', 0x28, {{@ipv6}}}]}}, @common=@CONNSECMARK={'CONNSECMARK\x00', 0x8}}]}, {0x0, '\x00', 0x1, 0xffffffffffffffff}, {0x0, '\x00', 0x1, 0xffffffffffffffff}]}, 0x240) [ 564.743724] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 564.752200] FAT-fs (loop5): bogus number of directory entries (584) [ 564.758641] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:38 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x7a, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:38 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a02000a7400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 564.798371] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 564.806817] FAT-fs (loop5): bogus number of directory entries (584) [ 564.813266] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:38 executing program 2: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000002fd8)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000000)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f000000ef80)={0x1, 0x802, 0x0, {0x0, 0x2710}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "790eaada477f17eb046695eea58af88d0ba3b8f5ca34f33a9a82d81e455bc6ca3479893215467e3bb85ea1247aafde2b17277187bd8fc023bb972d19343108b0"}}, 0x80}, 0x1}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x1d, r1}, 0x10, &(0x7f0000000100)={&(0x7f0000000080)={0x1, 0x0, 0x0, {0x77359400}, {0x77359400}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "65a0178f2fde4db3"}}, 0x48}, 0x1}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000011000)={&(0x7f0000010ff0)={0x1d, r1}, 0x10, &(0x7f000000eff0)={&(0x7f0000012f80)={0x2, 0xfffffffffffffffc, 0x0, {0x0, 0x2710}, {0x77359400}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "68759a67d8602d3e4b207446a705148d03f1f86e60b22a6ec7e5b35afc19cd0ed506fb9cdba948697c01f3ec6bc0f8f98290b0198d30bde485753f80c203fe81"}}, 0x80}, 0x1}, 0x0) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rtc0\x00', 0x40, 0x0) sendmsg$can_raw(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x1d, r1}, 0x10, &(0x7f0000000280)={&(0x7f0000000200)=@canfd={{0x4, 0x80000000, 0x52c, 0x1ff}, 0x1b, 0x2, 0x0, 0x0, "01cf7773c1fed4aa763f7281f152a9b9112f985e9264796a2834b4eca2ddde1c62ad564c04efe0184abfde3e5d571b68024e67ca013b929cd562a0f05567476f"}, 0x48}, 0x1, 0x0, 0x0, 0x4000044}, 0x44) [ 564.947120] xt_ipvs: protocol family 7 not supported [ 564.962960] xt_ipvs: protocol family 7 not supported 03:35:38 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1c) r2 = socket$inet6(0xa, 0x801, 0x0) setsockopt$sock_int(r2, 0x1, 0xf, &(0x7f0000f10ffc)=0x3f, 0x4) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}}, 0x1c) r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x101400, 0x0) ioctl$EVIOCGKEYCODE_V2(r3, 0x80284504, &(0x7f0000000100)=""/149) listen(r2, 0x0) [ 565.069737] EXT4-fs: 8 callbacks suppressed [ 565.069749] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 565.095728] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:38 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x5000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:38 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200747400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 565.127051] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 565.390079] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 565.407189] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 565.421644] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 565.724488] Unknown ioctl 4724 [ 565.874711] Unknown ioctl 4724 03:35:39 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0xfdfdffff00000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:39 executing program 2: r0 = accept$inet6(0xffffffffffffff9c, &(0x7f0000000180)={0x0, 0x0, 0x0, @loopback}, &(0x7f00000001c0)=0x1c) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f0000000680)=@sack_info={0x0, 0x3, 0xfff}, &(0x7f00000006c0)=0xc) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000700)={r1, 0x4}, &(0x7f0000000740)=0x8) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x22, &(0x7f0000000100)="025cc83d6d169ccd6bb79a4438300ca810b22bb3a45570d3802d2c59aa68e7c0e7a2c7d5833456984ab5fe7811f4caa135b24a63a8ba2c667582e9d42a2d366c7339872893652514a80587") unshare(0x40000000) ioctl$sock_ifreq(0xffffffffffffffff, 0x8923, &(0x7f0000000280)={'tunl0\x00H\x00', @ifru_flags=0x801}) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f00000002c0)={0x0, @in={{0x2, 0x4e24, @multicast2=0xe0000002}}, [0x3, 0x6, 0xd1, 0x0, 0x6, 0x4, 0x9, 0x31, 0xfffffffffffffbff, 0x0, 0x5, 0x1, 0x3, 0x8, 0x43a]}, &(0x7f0000000040)=0x100) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f00000003c0)={r3, 0x4}, &(0x7f0000000400)=0x8) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2000, 0x0) r5 = syz_genetlink_get_family_id$fou(&(0x7f00000000c0)='fou\x00') sendmsg$FOU_CMD_ADD(r4, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000440)=ANY=[@ANYBLOB="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", @ANYRES16=r5, @ANYBLOB="200027bd7000ffdbdf25010000000800030088000000080002000a00000008000300a7000000080003003c000000080002000a000000080003003f000000080003005c00000004000500"], 0x50}, 0x1, 0x0, 0x0, 0x4000000}, 0x4000000) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r4, 0x84, 0x13, &(0x7f0000000780)={r3, 0x2}, &(0x7f00000007c0)=0x8) 03:35:39 executing program 3: bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x3, 0x16, &(0x7f0000001000)=ANY=[@ANYBLOB="61124c00000000006113500000000000bf2000000000000007000000080000003d0301000000000095000000000000006926000000000000bf67000000000000570600000f0000006706000002000000070600000e010000bf250000000000001f650000000000006707000002000000070700004c0000001f75000000000000bf5400000000000007040000040000003d43010000000000950000000000000061560000000000009500000000000000"], &(0x7f0000000100)='GPL\x00'}, 0x48) r0 = syz_open_dev$vcsa(&(0x7f0000000200)='/dev/vcsa#\x00', 0x200, 0x0) ioctl$BLKBSZSET(r0, 0x40081271, &(0x7f0000000240)=0x15c) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x54d102, 0x0) write$FUSE_IOCTL(r0, &(0x7f00000002c0)={0x20, 0x0, 0x4, {0x5, 0x0, 0x2f62, 0xa5}}, 0x20) pipe2(&(0x7f0000000280), 0x80800) getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f00000000c0)=@assoc_value={0x0, 0x9}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000000180)={r2}, &(0x7f00000001c0)=0x8) 03:35:39 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200047400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:39 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x6000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:39 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0xc4, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:39 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0045878, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:39 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000cecffc), 0x4) r1 = socket$nl_route(0x10, 0x3, 0x0) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$EBT_SO_GET_ENTRIES(r2, 0x0, 0x81, &(0x7f0000000440)={'nat\x00', 0x0, 0x4, 0x88, [], 0x9, &(0x7f00000002c0)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], &(0x7f0000000380)=""/136}, &(0x7f0000000080)=0x78) setsockopt$inet_MCAST_JOIN_GROUP(r3, 0x0, 0x2a, &(0x7f0000000200)={0x9, {{0x2, 0x3, @multicast2=0xe0000002}}}, 0x88) bind$llc(r1, &(0x7f0000000040)={0x1a, 0x31f, 0x2, 0x5, 0x4, 0x3, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) sendmsg$nl_route(r1, &(0x7f0000000140)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='(\n\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', @ANYRES32=0x0, @ANYBLOB="000000000000000008001b0000000000"], 0x28}, 0x1}, 0x0) 03:35:39 executing program 3: setrlimit(0x8, &(0x7f00000a3ff0)) r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000180)='/dev/dsp\x00', 0x20000, 0x0) bind$bt_l2cap(r0, &(0x7f00000001c0)={0x1f, 0x61, {0x5, 0x2, 0x5, 0x2137debd, 0xf6, 0x7}, 0x2, 0x87f}, 0xe) r1 = memfd_create(&(0x7f0000000000)='lo\x00', 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f0000000080)={0x0}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000100)={r2, 0x8}, &(0x7f0000000140)=0x8) ioctl$BLKROSET(r1, 0x125d, &(0x7f0000000040)=0x5) fadvise64(r0, 0x0, 0x8, 0x3) bpf$MAP_CREATE(0x0, &(0x7f0000001140)={0x7, 0x4, 0x10, 0x5, 0x0, r1}, 0x3db) [ 566.057975] IPVS: ftp: loaded support on port[0] = 21 03:35:39 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") stat(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgid(r1) syz_emit_ethernet(0x0, &(0x7f0000000180)=ANY=[], &(0x7f0000000140)={0x1, 0x2, [0x0, 0xee5]}) [ 566.082235] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 566.111811] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 566.122738] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:39 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200147400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:39 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x68000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 566.204225] IPVS: ftp: loaded support on port[0] = 21 03:35:39 executing program 2: r0 = socket$inet6(0xa, 0x3, 0x81) bind$inet6(r0, &(0x7f0000f13000)={0xa, 0x4e22}, 0x1c) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000000c0)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}}}, 0x108) syz_emit_ethernet(0x3e, &(0x7f0000694ffe)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x11, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x4e22, 0x8}}}}}}, &(0x7f0000775000)) 03:35:39 executing program 3: r0 = socket(0x800000002b, 0x1, 0x1) r1 = fcntl$dupfd(r0, 0x0, r0) sendmsg$FOU_CMD_DEL(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[]}, 0x1}, 0x20008850) ioctl$BLKFRASET(r1, 0x8907, &(0x7f0000000140)) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000040)) r2 = syz_genetlink_get_family_id$team(&(0x7f0000000100)='team\x00') accept$packet(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000200)=0x14) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000240)={{{@in, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6=@mcast2}}, &(0x7f0000000340)=0xe8) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000380)={'syz_tun\x00', 0x0}) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000003c0)={{{@in=@multicast1, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @broadcast}}, 0x0, @in6=@mcast1}}, &(0x7f00000004c0)=0xe8) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000500)={{{@in=@loopback, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6=@remote}}, &(0x7f0000000600)=0xe8) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000000640)={'team0\x00', 0x0}) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000680)={{{@in=@remote, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in=@local}}, &(0x7f0000000780)=0xe8) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f00000007c0)={{{@in, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6=@loopback}}, &(0x7f00000008c0)=0xe8) getsockopt$inet_mreqn(r1, 0x0, 0x24, &(0x7f0000000900)={@multicast2, @loopback, 0x0}, &(0x7f0000000940)=0xc) accept4$packet(r0, &(0x7f0000000980)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00000009c0)=0x14, 0x80800) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000a00)={{{@in6=@ipv4={[], [], @multicast2}, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}}}, &(0x7f0000000b00)=0xe8) getsockname$packet(r0, &(0x7f0000000b40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000b80)=0x14) accept4(r1, &(0x7f0000000c80)=@xdp={0x0, 0x0, 0x0}, &(0x7f0000000d00)=0x80, 0x80000) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000d40)={'veth1\x00', 0x0}) getsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000000dc0)={@broadcast, @loopback, 0x0}, &(0x7f0000000e00)=0xc) accept(r1, &(0x7f0000000e40)=@xdp={0x0, 0x0, 0x0}, &(0x7f0000000ec0)=0x80) accept4$packet(r0, &(0x7f0000000f00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000f40)=0x14, 0x80000) getsockname$packet(r0, &(0x7f0000000f80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000fc0)=0x14) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000001000)={'team0\x00', 0x0}) getsockopt$inet6_mreq(r0, 0x29, 0x1f, &(0x7f0000001040)={@loopback, 0x0}, &(0x7f0000001080)=0x14) recvmsg$kcm(r1, &(0x7f0000001340)={&(0x7f0000001100)=@can={0x0, 0x0}, 0x80, &(0x7f0000001280)=[{&(0x7f0000001180)=""/22, 0x16}, {&(0x7f00000011c0)=""/99, 0x63}, {&(0x7f0000001240)=""/24, 0x18}], 0x3, &(0x7f00000012c0)=""/78, 0x4e, 0xc1}, 0x60) recvmmsg(0xffffffffffffff9c, &(0x7f0000008e80)=[{{&(0x7f0000001440)=@vsock, 0x80, &(0x7f0000002500)=[{&(0x7f00000014c0)=""/11, 0xb}, {&(0x7f0000001500)=""/4096, 0x1000}], 0x2, &(0x7f0000002540)=""/126, 0x7e, 0x5}, 0x7f}, {{&(0x7f00000025c0)=@ethernet={0x0, @broadcast}, 0x80, &(0x7f0000002880)=[{&(0x7f0000002640)=""/151, 0x97}, {&(0x7f0000002700)=""/122, 0x7a}, {&(0x7f0000002780)=""/214, 0xd6}], 0x3, &(0x7f00000028c0)=""/4096, 0x1000, 0x2}}, {{&(0x7f00000038c0)=@xdp={0x0, 0x0, 0x0}, 0x80, &(0x7f0000005c00)=[{&(0x7f0000003940)=""/4096, 0x1000}, {&(0x7f0000004940)=""/4096, 0x1000}, {&(0x7f0000005940)=""/208, 0xd0}, {&(0x7f0000005a40)=""/247, 0xf7}, {&(0x7f0000005b40)=""/181, 0xb5}], 0x5, &(0x7f0000005c80)=""/234, 0xea, 0x1}, 0x20}, {{&(0x7f0000005d80)=@nfc_llcp, 0x80, &(0x7f0000005e80)=[{&(0x7f0000005e00)=""/3, 0x3}, {&(0x7f0000005e40)=""/64, 0x40}], 0x2, &(0x7f0000005ec0)=""/247, 0xf7, 0x7}, 0x5}, {{&(0x7f0000005fc0)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f0000006200)=[{&(0x7f0000006040)=""/145, 0x91}, {&(0x7f0000006100)=""/242, 0xf2}], 0x2, &(0x7f0000006240)=""/88, 0x58, 0x10001}, 0x7ff}, {{&(0x7f00000062c0)=@rc, 0x80, &(0x7f0000007640)=[{&(0x7f0000006340)=""/213, 0xd5}, {&(0x7f0000006440)=""/4096, 0x1000}, {&(0x7f0000007440)=""/77, 0x4d}, {&(0x7f00000074c0)=""/200, 0xc8}, {&(0x7f00000075c0)=""/65, 0x41}], 0x5, &(0x7f00000076c0)=""/11, 0xb, 0x2}, 0x1}, {{&(0x7f0000007700)=@can, 0x80, &(0x7f0000008900)=[{&(0x7f0000007780)=""/4096, 0x1000}, {&(0x7f0000008780)=""/230, 0xe6}, {&(0x7f0000008880)=""/80, 0x50}], 0x3, &(0x7f0000008940)=""/63, 0x3f, 0x6}, 0x9}, {{&(0x7f0000008980)=@un=@abs, 0x80, &(0x7f0000008b80)=[{&(0x7f0000008a00)=""/59, 0x3b}, {&(0x7f0000008a40)=""/149, 0x95}, {&(0x7f0000008b00)=""/36, 0x24}, {&(0x7f0000008b40)=""/24, 0x18}], 0x4, &(0x7f0000008bc0)=""/117, 0x75, 0x36d}, 0x4}, {{&(0x7f0000008c40)=@ethernet={0x0, @broadcast}, 0x80, &(0x7f0000008e00)=[{&(0x7f0000008cc0)=""/80, 0x50}, {&(0x7f0000008d40)=""/32, 0x20}, {&(0x7f0000008d80)=""/128, 0x80}], 0x3, &(0x7f0000008e40)=""/38, 0x26, 0x46a}, 0x6}], 0x9, 0x40, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f00000090c0)={'team0\x00', 0x0}) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000009100)={{{@in6, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@mcast2}}, &(0x7f0000009200)=0xe8) sendmsg$TEAM_CMD_PORT_LIST_GET(r0, &(0x7f0000009b00)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000001}, 0xc, &(0x7f0000009ac0)={&(0x7f0000009240)={0x87c, r2, 0x400, 0x70bd25, 0x25dfdbff, {0x3}, [{{0x8, 0x1, r3}, {0x170, 0x2, [{0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r4}}}, {0x3c, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0xc, 0x4, 'random\x00'}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0xfffffffffffffc00}}, {0x8, 0x7}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r5}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r6}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r7}}, {0x8, 0x7}}}]}}, {{0x8, 0x1, r8}, {0x174, 0x2, [{0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x5}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x3f}}, {0x8, 0x6, r9}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x8}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x3}}, {0x8, 0x6, r10}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4}}, {0x8, 0x6, r11}}}, {0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0x10, 0x4, 'loadbalance\x00'}}}]}}, {{0x8, 0x1, r12}, {0xb8, 0x2, [{0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r13}}, {0x8, 0x7}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r14}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4}}}]}}, {{0x8, 0x1, r15}, {0xf8, 0x2, [{0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r16}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xa43f}}, {0x8, 0x6, r17}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x1000}}, {0x8, 0x7}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4}}}]}}, {{0x8, 0x1, r18}, {0xc8, 0x2, [{0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0x10, 0x4, 'broadcast\x00'}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x1}}}, {0x4c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8, 0x3, 0xb}, {0x1c, 0x4, [{0x6, 0x1, 0xfffffffffffffffd, 0xff}, {0xfffffffffffffffd, 0x7, 0x8, 0x80000001}, {0x27a, 0x1, 0x2, 0xfffffffffffffff7}]}}}]}}, {{0x8, 0x1, r19}, {0x78, 0x2, [{0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r20}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x7f}}}]}}, {{0x8, 0x1, r21}, {0x25c, 0x2, [{0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xffff}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x4}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4}}, {0x8, 0x6, r22}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r23}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r24}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r25}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x10000}}, {0x8, 0x6, r26}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x2}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8, 0x3, 0x5}, {0x1c, 0x4, 'hash_to_port_mapping\x00'}}}]}}]}, 0x87c}, 0x1, 0x0, 0x0, 0x4000800}, 0xc000) 03:35:39 executing program 6: r0 = socket$inet_smc(0x2b, 0x1, 0x0) listen(r0, 0x0) shutdown(r0, 0x0) r1 = socket$inet6(0xa, 0x1, 0x405) ioctl(r1, 0x4000008912, &(0x7f0000000100)="295ee1311f16f477671070") getsockopt$sock_int(r0, 0x1, 0x4, &(0x7f0000000000), &(0x7f0000000080)=0x4) 03:35:39 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200067400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 566.463752] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 566.477978] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 566.508706] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 566.783651] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 567.115597] Unknown ioctl 4724 [ 567.264614] Unknown ioctl 4724 03:35:40 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0xfdfdffff}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:40 executing program 2: mknod(&(0x7f0000000ffa)='./bus\x00', 0x1000, 0x0) creat(&(0x7f0000ccb000)='./bus\x00', 0x0) r0 = open(&(0x7f0000043000)='./bus\x00', 0x0, 0x0) openat$cgroup(r0, &(0x7f0000000000)='syz1\x00', 0x200002, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x801, 0x0) 03:35:40 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x2000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:40 executing program 6: r0 = syz_open_dev$sndctrl(&(0x7f00000000c0)='/dev/snd/controlC#\x00', 0x0, 0x0) perf_event_open(&(0x7f0000001000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8ce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000005000), 0x2}, 0x1000000000c}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r0, 0xc0045516, &(0x7f0000000040)=0x100000006) read(r0, &(0x7f0000000180)=""/143, 0x79) socketpair$inet6(0xa, 0x2, 0x5909, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffff9c, 0x84, 0x13, &(0x7f0000000080)={0x0, 0x5}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000480)={r2, 0xc7, "6c7e6ad5d643c8cb7391f1f32ecfcefad616aea3764db3f08c2490c9007d0fb60831450b29d39433dc8c8a357167575eb57d7c457f3e800e7de330e79cf3af800f65c70497da59c47a2cf87bff0131f685d51b56cf115f9f443d2a3be949dd04342b1a0108952ad6a717486ae088b639d624e091ad4d9442f01cff4e860fadd08819156eef8b4e801d88bb8066754f631f75448db28ac388d3e0d7a7eee78c09e10e7185fc0a48eb0ccfc72bcd7fcadcd3073256f8df2232faf6c36d5b4c8f9ed3d95a182d6d2b"}, &(0x7f0000000440)=0xcf) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f000000d000), &(0x7f0000001000)=0xfea6) ioctl$SNDRV_CTL_IOCTL_PVERSION(r0, 0xc1105517, &(0x7f0000001000)) 03:35:40 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f13000)={0xa, 0x4e22}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000300)={{{@in=@remote={0xac, 0x14, 0x14, 0xbb}, @in=@dev={0xac, 0x14, 0x14}, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in=@loopback=0x7f000001, 0x0, 0xff}, 0x0, @in=@local={0xac, 0x14, 0x14, 0xaa}, 0x0, 0x0, 0x0, 0xfffffffffffffffd}}, 0xe8) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000200)='/dev/rtc0\x00', 0x240000, 0x0) membarrier(0x8, 0x0) ioctl$RTC_EPOCH_READ(r1, 0x8008700d, &(0x7f0000000180)) syz_emit_ethernet(0x3e, &(0x7f0000000000)=ANY=[@ANYBLOB="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"], &(0x7f0000000480)) mq_getsetattr(r1, &(0x7f0000000140)={0x4, 0x7, 0x1ff, 0x20, 0x4, 0x2, 0x1, 0x6}, &(0x7f00000001c0)) 03:35:40 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200097400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:40 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x94, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:40 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x2, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:40 executing program 3: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200067400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 567.488904] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 567.503094] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:40 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200037400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:40 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x74000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 567.529366] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 567.684623] FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:41 executing program 3: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200067400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:41 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x500, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:41 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200637400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 567.795171] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:41 executing program 3: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200067400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 567.964259] FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:41 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xc0ed0000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 568.063276] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 568.236979] FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 568.501731] Unknown ioctl 4724 [ 568.650711] Unknown ioctl 4724 03:35:42 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x1f00}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:42 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a02005d7400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:42 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000180)="025cc80a2b345f8f762070") r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x4}, 0x1c) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r2, &(0x7f000014f000)={&(0x7f00003c7ff4)={0x10}, 0xc, &(0x7f00000bfff0)={&(0x7f0000006440)=@updpolicy={0xb8, 0x19, 0x1, 0x0, 0x0, {{@in6=@mcast1={0xff, 0x1, [], 0x1}, @in=@multicast1=0xe0000001, 0x0, 0x0, 0x0, 0x0, 0xa}}}, 0xb8}, 0x1}, 0x0) fcntl$setlease(r0, 0x400, 0x2) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f00000006c0)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x1}, 0x90) 03:35:42 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x4000000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:42 executing program 6: r0 = socket(0xc, 0x7, 0x7fffffff) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") ioctl$sock_ifreq(r0, 0x89f0, &(0x7f0000000040)={'bond0\x00', @ifru_names='team_slave_1\x00'}) r2 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x4000) write$P9_RRENAME(r2, &(0x7f0000000080)={0x7, 0x15, 0x2}, 0x7) 03:35:42 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x3a0, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:42 executing program 3: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000040)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x3, 0xa, 0x5, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$BLKTRACETEARDOWN(r2, 0x1276, 0x0) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000013e95), 0x4) r3 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r3, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") ioctl$sock_SIOCGIFINDEX(r1, 0x89b0, &(0x7f00000039c0)={'ip6gretap0\x00'}) close(r1) close(r0) 03:35:42 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0x4020940d, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:42 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x2, &(0x7f0000000100)=0x2, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000000)=0x178, 0x1c6) sendto$inet6(r0, &(0x7f0000adb000), 0x0, 0x0, &(0x7f0000809000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x802, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r1, 0x28, 0x1, &(0x7f00000001c0)=0x1, 0x8) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000040), &(0x7f0000000140)=0x4) recvfrom$inet6(r0, &(0x7f0000000080)=""/49, 0x31, 0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x709000) 03:35:42 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x47000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:42 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200107400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 568.864342] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:42 executing program 6: syz_emit_ethernet(0x2a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0xffffff88, 0x0, @empty, @multicast1=0xe0000001}, @udp={0x0, 0x0, 0x8}}}}}, 0x0) r0 = socket$netlink(0x10, 0x3, 0x3) r1 = syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1) fstatfs(r1, &(0x7f0000000140)=""/177) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x4480, 0x0) socketpair(0x0, 0x80007, 0x800000000009, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) write$FUSE_NOTIFY_POLL(r3, &(0x7f00000000c0)={0x18, 0x1, 0x0, {0x4512}}, 0x18) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000080)={'\x00', 0x0}) recvfrom$packet(r3, &(0x7f0000000240)=""/209, 0xd1, 0x40002100, &(0x7f0000000340)={0x11, 0xf7, r5, 0x1, 0x0, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}, 0x14) write$FUSE_NOTIFY_POLL(r2, &(0x7f0000000400)={0xa, 0x1, 0x0, {0xc2ac}}, 0xfffffd63) fcntl$notify(r0, 0x402, 0x80000020) 03:35:42 executing program 2: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = socket$inet(0x2, 0x4000000000000001, 0x1) bind$inet(r1, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000180)='bbr\x00', 0x4) sendto$inet(r1, &(0x7f0000000140), 0x0, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x4e23}, 0x10) sendto$inet(r1, &(0x7f00006fd000)="c3", 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_dccp_buf(r1, 0x21, 0x82, &(0x7f00000001c0)="db8ee7142a5d5c6729061e57bf09f540983a0b5a9f8bf3212bb95aede70d4fc73d638b2151005013ca8409c177f56bafa27a7e1523377eb3c47f64475759bd937c9508f450fff6cdb5222ec6a12ba6f0c6ae5be5d8878db8ed162f151a93585c47c5c622792f654aa9c4cd06d65b5b1b88ba48fc7320979f933e9292eb08786d0bb7fe", 0x83) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000000)='illinois\x00', 0x9) setsockopt$inet_tcp_int(r1, 0x6, 0x1b, &(0x7f0000000100)=0x200, 0x4) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140)='/dev/hwrng\x00', 0x4000, 0x0) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r2, 0x84, 0x12, &(0x7f0000000280)=0x3, 0x4) recvmsg(r0, &(0x7f00000009c0)={&(0x7f0000000080)=@sco, 0x80, &(0x7f0000000880), 0x0, &(0x7f0000000900)=""/174, 0x258}, 0x0) shutdown(r0, 0x1) 03:35:42 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200020600f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:42 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x48000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 569.086434] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:42 executing program 6: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={&(0x7f0000000380)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket(0x0, 0x0, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000740)='/dev/ppp\x00', 0x0, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') syslog(0x9, &(0x7f0000000140)=""/155, 0x9b) recvmmsg(0xffffffffffffffff, &(0x7f00000009c0)=[{{&(0x7f00000007c0)=@in, 0x80, &(0x7f00000008c0), 0x0, &(0x7f0000000900)=""/156, 0x9c}, 0x5}], 0x1, 0x0, &(0x7f0000000a00)={0x77359400}) r1 = socket$can_bcm(0x1d, 0x2, 0x2) fadvise64(r1, 0x42, 0x88, 0x7) setsockopt$inet_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000000)='tls\x00', 0x4) socket$inet6(0xa, 0x7, 0x6) [ 569.296646] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 569.847584] Unknown ioctl 4724 [ 569.996742] Unknown ioctl 4724 03:35:43 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfdfdffff00000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:43 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200020200f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:43 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x2d000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:43 executing program 6: r0 = syz_open_procfs(0x0, &(0x7f000060c000)='oom_score_adj\x00') r1 = syz_open_procfs(0x0, &(0x7f0000000280)='loginuid\x00') accept4$alg(r0, 0x0, 0x0, 0x800) ioctl$BINDER_GET_NODE_DEBUG_INFO(r1, 0xc018620b, &(0x7f0000000040)={0x0}) ioctl$BINDER_GET_NODE_DEBUG_INFO(r0, 0xc018620b, &(0x7f0000000080)={r2}) sendfile(r0, r1, &(0x7f0000000000), 0x200000001000ff) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000100)=0x0) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000000140)=0x0) kcmp(r3, r4, 0x6, r1, r0) setsockopt$inet_tcp_TLS_RX(r1, 0x6, 0x2, &(0x7f00000000c0)={0x303, 0x33}, 0x4) 03:35:43 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x383, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:43 executing program 3: r0 = socket(0x11, 0x3, 0x0) r1 = fcntl$getown(r0, 0x9) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r2, 0x2401, 0x3) prctl$setptracer(0x59616d61, r1) sendmsg$nl_generic(r0, &(0x7f0000000240)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x208}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x33c, 0x3f, 0x130, 0x70bd2b, 0x25dfdbfe, {}, [@generic="45b257ae9976e9e0e844e5d2ec6e866b52bff9205bac798aa87d36b856a025985db6c0814f64850009fb59e2c7f3a0ad63fb8b942d12948f5573b3ed82de0c419d29c89b377da8696f8c4ff828457399b9673d4e018ef854302144e8f8d2bc38976a9ebaa6860d3a1281c756eba2e1dd511913ddaee051dfa2e50233f53037e7eb136afe1c9f51bfd504b964790fb8b0522d8a0fd27a78ffe4df62759f4ab0df578331282a5a30cbd07e9bda0964efcd25fe085bbd3c342a0d291547bce4a5cb63363ca7c30e2865", @generic="33ff65408d372ae0856b4ef050b0fadbdf13b3974539288b1c5e3a18afc56c5d11e5fc885907cc00d219e31754f2b5b1ba2de9b80526d60a9986eaad6b5874081d8e4c00d624fb0c8e21a79d2a52e27b4523f410ef390f1f9df8e2c73aee71de2cfbf3cb646b7f14f650193bb3c0bff599dec587763aed9d92d6c4449fcc6a580c9e5c3dfa65546402e213511ef77258bb3881cc18569431ad018316edf648769d377842b5fa950b9762f660330b900cb9043495175910063edef9", @generic="f1a7b8180baab3a7f26cb468c4615fce69eb35abe21e4577d585aaf42e02dbb69decf0251b6fd53987a323d971828f2a893e81eb8425d64d0a11117b5227d813953d6fb81c600fb97776eb45f7b1e05553d77464d2aa4c8d3f7c095e5780aa5c71f3c2c9f82dac26c9f75bb36acfc2678f4fcba2319369efaa00140b9d4570b6aaa6380b53e48b4da2a96eedd0a3307bc5b18f3766eef2bb8475b3df47c81422ad95685b961dcae336afc8c6e8e8264bad475062ece9b369cbd9ec0d87f50413b71d28588c9f1ee80c9c693e0ed43fa5bdf8a2447b2582adbc03fd79cc", @typed={0x8, 0x44, @u32=0xfffffffffffffffd}, @generic="6a2c01cd3d5c109f6bbb175bfce8f7692e6572d3ada4e1f912e5a4335072883d8790de2996254c48dd6f8da331102ed0eb1d62137b1f7cd8adb4238639ed8332fcfb85e4c2e153073fd84149aae6ab9410f2df2923cd6276ef60e7bff2cd31cabd16c9339fef034c232475938a96b787e50eb750831d82fc79174f4f83d757658abfe7930d79d7843058f222b5e4359f40036a582f92ffb968f805bd5140c7539accf2631cb01e48c289496d7d15353f0b36f8b0f578f3251c9b0ae002d098"]}, 0x33c}, 0x1, 0x0, 0x0, 0x40000}, 0x4000000) truncate(&(0x7f0000000000)='./file0\x00', 0x6) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000140)='/dev/sequencer\x00', 0xc0000, 0x0) perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0x100000000, 0x9, 0x7, 0x1000, 0x0, 0x100000000, 0x21000, 0x6, 0xffff, 0x2, 0x5, 0x1, 0x6, 0xde, 0x7, 0xfffffffffffffffa, 0x6, 0x1ff, 0x3, 0x4, 0x4, 0x5, 0x3ff, 0xfff, 0xab, 0x8, 0x4, 0x2, 0x10000, 0x79, 0x3f, 0x5, 0x36f3, 0x8, 0x69b, 0xf1f8, 0x0, 0x7ff, 0x3, @perf_config_ext={0x6, 0x100000001}, 0x10000, 0x7, 0x2, 0x7, 0x101, 0x2, 0x6}, r1, 0xb, r3, 0x1) bind$packet(r0, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180), 0x4) ptrace$poke(0x5, r1, &(0x7f0000000280), 0x7fffffff) syz_emit_ethernet(0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff0800450000280000000000219078ac1414aa0000000000000000", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB='\x00\x00\x00\x00\x00'], &(0x7f0000000080)={0x0, 0x3, [0x0, 0xa42]}) 03:35:43 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0189436, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:43 executing program 6: keyctl$set_reqkey_keyring(0xe, 0x1) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f00000000c0)="c4824da82b66ba2100b801000000efb9270900000f323640a7650f30c4e2899c8e02000000f02046452ef3440f6fb800f0ff7fc42101dbc40f2047"}], 0x0, 0x0, &(0x7f0000000080), 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000500)=ANY=[@ANYBLOB="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"]) syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x40, 0x6000) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x8040ae9f, &(0x7f00000001c0)) r3 = openat$null(0xffffffffffffff9c, &(0x7f0000000080)='/dev/null\x00', 0x284c02, 0x0) ioctl$TIOCSWINSZ(r3, 0x5414, &(0x7f0000000140)={0x100, 0x8, 0x0, 0x2}) request_key(&(0x7f00007c5000)='logon\x00', &(0x7f0000a08000)={0x73, 0x79, 0x7a}, &(0x7f0000d77ff9)='\x00', 0x0) 03:35:43 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200020300f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 570.171589] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 570.194854] EXT4-fs: 12 callbacks suppressed [ 570.194866] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:43 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x0) ioctl(r0, 0x4000008912, &(0x7f00000000c0)="295ee1311f16f477671070") r1 = socket$inet6(0xa, 0x1, 0x0) r2 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r2, &(0x7f0000000000), 0x0, 0x20008800, &(0x7f0000000040)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) dup2(r1, r2) ioctl$sock_inet_SIOCGARP(r2, 0x8954, &(0x7f0000000100)={{0x2, 0x4e24, @multicast2=0xe0000002}, {0x306, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}, 0x24, {0x2, 0x4e21, @loopback=0x7f000001}, 'gretap0\x00'}) 03:35:43 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x900, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:43 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000500)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(anubis-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="d179f2060000000000000008a230e7a657f9cc6e", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000001480)="097ad7932fdcf79034fae8f23a5b6b36", 0x10}], 0x1, &(0x7f0000000100)}], 0x1, 0x0) recvmsg(r1, &(0x7f0000001440)={&(0x7f0000001640)=@sco, 0x80, &(0x7f00000015c0)=[{&(0x7f00000016c0)=""/73}, {&(0x7f0000000140)=""/21}, {&(0x7f0000000180)=""/111}, {&(0x7f00000013c0)=""/5, 0x16e}, {&(0x7f0000000300)=""/99}, {&(0x7f0000001740)=""/228, 0x313}], 0x0, &(0x7f0000000380)=""/6, 0x6, 0xfffffffffffffffe}, 0x0) [ 570.231330] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:43 executing program 3: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000002fd8)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000000)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f000000ef80)={0x1, 0x802, 0x0, {0x0, 0x2710}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "790eaada477f17eb046695eea58af88d0ba3b8f5ca34f33a9a82d81e455bc6ca3479893215467e3bb85ea1247aafde2b17277187bd8fc023bb972d19343108b0"}}, 0x80}, 0x1}, 0x0) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rfkill\x00', 0x40000, 0x0) ioctl$KDGKBSENT(r2, 0x4b48, &(0x7f00000000c0)={0x4, 0x7912, 0x3ff}) sendmsg$can_bcm(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x1d, r1}, 0x10, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="01000000000000000000000000000000777bf7941154a8df9d7d86d41fb19c41", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x7530, @ANYBLOB="0000000001000000000000000000000065a0178f2fde4db3"], 0x48}, 0x1}, 0x0) close(r0) [ 570.389963] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:43 executing program 6: r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x7, 0x0) write$P9_RRENAME(r0, &(0x7f0000000080)={0xffffffffffffff3c, 0x15, 0x2}, 0xfffffffffffffeae) r1 = socket$inet6(0xa, 0x1, 0x0) ioctl(r1, 0x4000008912, &(0x7f0000000100)="295ee1311f16f477671070") r2 = request_key(&(0x7f0000000040)='rxrpc\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000002c0)='/dev/snd/pcmC#D#p\x00', 0xfffffffffffffff8) r3 = add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, r2) r4 = add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0xffffffffffffffff) keyctl$search(0xa, r3, &(0x7f00000001c0)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a}, r4) 03:35:43 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200020400f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:43 executing program 2: r0 = socket$inet6(0xa, 0x11000000000002, 0x0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)=0x0) r2 = fcntl$getown(r0, 0x9) kcmp(r1, r2, 0x7, r0, r0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000000)={0x6, 0x1, 0x8, 0x3, 0x7fff}, 0x14) clock_gettime(0x8000010007, &(0x7f00000000c0)) [ 570.447393] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 570.480601] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 570.649658] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 571.126600] Unknown ioctl 4724 [ 571.275631] Unknown ioctl 4724 03:35:44 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x4000000000000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:44 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x4000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:44 executing program 3: r0 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x1, 0x8000) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040)='/dev/uinput\x00', 0x1, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000100)={0x0, @in={{0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x7, 0xe0f, 0x6, 0x1, 0x1a}, &(0x7f00000001c0)=0x98) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000200)={r2, 0x5}, 0x8) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x4, 0x31, 0xffffffffffffffff, 0x0) write$cgroup_int(r1, &(0x7f0000000080)=0x3, 0x12) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000240)={{{@in6=@local, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6}}, &(0x7f0000000340)=0xe8) lstat(&(0x7f0000000380)='./file0\x00', &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000440)='./file0\x00', &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0}) getresgid(&(0x7f0000000500), &(0x7f0000000540)=0x0, &(0x7f0000000580)) r7 = geteuid() getgroups(0x3, &(0x7f00000005c0)=[0xffffffffffffffff, 0x0, 0x0]) r9 = getuid() getgroups(0x1, &(0x7f0000000600)=[0xee01]) getresuid(&(0x7f0000000640), &(0x7f0000000680), &(0x7f00000006c0)=0x0) getresgid(&(0x7f0000000700), &(0x7f0000000740), &(0x7f0000000780)=0x0) write$FUSE_DIRENTPLUS(r1, &(0x7f00000007c0)={0x338, 0x0, 0x7, [{{0x5, 0x1, 0x2, 0xae4, 0x1ff, 0x5, {0x5, 0xdf, 0x7, 0x1, 0x8, 0x80, 0xc9, 0x81, 0x9, 0x1, 0x7, r3, r4, 0x80}}, {0x6, 0x6, 0x14, 0x8, '[cgroup#[trustedself'}}, {{0x4, 0x2, 0x8001, 0x7, 0x4, 0x9, {0x2, 0x2a96, 0x40, 0x1, 0x6, 0x5, 0x80000000, 0x8, 0xfffffffffffffc9c, 0x2000, 0x8, r5, r6, 0x6, 0x5}}, {0x3, 0x6, 0x2, 0x2, '\\,'}}, {{0x5, 0x3, 0x4, 0x6, 0x2, 0x80000000, {0x5, 0xffffffff, 0x7, 0x101, 0x9, 0x0, 0x8000, 0x72c0, 0x5, 0x100000000, 0x4, r7, r8, 0x4, 0x9}}, {0x3, 0x5, 0x0, 0x5}}, {{0x2, 0x2, 0x0, 0x691807a7, 0x3, 0x6, {0x4, 0x10000, 0x9, 0x7, 0x5, 0xffffffffffff9de3, 0x3c, 0xb0f, 0x3, 0x8, 0x1000, r9, r10, 0x2f, 0x80000001}}, {0x1, 0x3, 0x0, 0x3ff}}, {{0x5, 0x2, 0x4, 0x401, 0x1, 0x6, {0x0, 0x8000, 0x40, 0x400, 0xd0b, 0x7, 0x1, 0x0, 0x0, 0x4, 0x2122, r11, r12, 0x3, 0x8001}}, {0x1, 0x72, 0xc, 0x80, '/dev/uinput\x00'}}]}, 0x338) write$cgroup_int(r1, &(0x7f00000000c0)=0x1, 0x98) 03:35:44 executing program 6: r0 = add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000001c0)="e5f139bb4fc8f6498484df0afe2489605e04532d4cf3bc96b2c5104dbd09544b883d25c13638faf0edbf90c91b7c0ff697cfdd0409893e3174bbb07ff7d89db5ef66dcc3d2b9113280338125eab5bd9726d678e89a9c55256c4985e190361a6229006b29934043fa446ee35f23eb1553900341a05270015aa6e3c423d288ff696e66fc8904257a5e4415d550f3f42be4098b2380010778c392d4b1436aca5aee0f71b8cabee3306b12e7f05cf8855554ea4ba116c90a0525c79cf73554090eefea71c81644fab22c4af259efcf0bd47af9da9f", 0xd3, 0xfffffffffffffffe) keyctl$read(0xb, r0, &(0x7f00000002c0)=""/169, 0x491) r1 = syz_open_dev$vcsn(&(0x7f0000000100)='/dev/vcs#\x00', 0x4, 0x0) setsockopt$bt_rfcomm_RFCOMM_LM(r1, 0x12, 0x3, &(0x7f0000000380)=0x40, 0x4) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x2, 0x0, 0x0, 0x0, 0x0, 0x6, 0x104, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x15, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) keyctl$setperm(0x5, r0, 0x4200000) socket$l2tp(0x18, 0x1, 0x1) clone(0x10000000001, &(0x7f00000002c0), &(0x7f0000000500), &(0x7f00000003c0), &(0x7f0000000a80)="e5b9dbc39dc72486be44ce810082de81aed7cb981cd4df15290f98e1138b0399f34de6d33ae58ac40973a3435e360968620f670deadec840d0a756e60220e70263aa995eec12b39ddc824d1d7e303d107bf985d250c944c4f65ea457ca26fe653a0187d6e8148693b967581dffff6751eccdb27e55a53c017c6149063aa03f840cfa3b4038b7470b79c3bccefb5a912b9289e4a141cfc4530201e8c77d2ff9e5e75a52c3e3c9382e96bbbaf92ac56181088868cc4b2462d91f91d09dc16cc9289109288d2d67638ed8918bb5f72f1f745f8753c2fde35bdd3d3dcf7778209ffe") ioctl$VHOST_SET_VRING_ADDR(r1, 0x4028af11, &(0x7f0000000000)={0x3, 0x1, &(0x7f0000000540)=""/175, &(0x7f0000000600)=""/146, &(0x7f00000006c0)=""/131, 0x3005}) 03:35:44 executing program 2: unshare(0x40000000) r0 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000100)="8717f1115386d35bc82f2a3db72de7f4830d20669bfbd1860bcd9a6b5820bce78659062cc470d00157a67ba828b5b3b19b17a8892922bc2b7986a6bafd138759a129588a39bdfc7dc2ac5aa9b4da", 0x4e, 0xfffffffffffffff8) r1 = request_key(&(0x7f0000000200)='asymmetric\x00', &(0x7f0000000240)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000280)='-vmnet0vboxnet0ppp1procselinux\x00', 0xfffffffffffffff9) keyctl$instantiate(0xc, r0, &(0x7f0000000180)="00517dda6740134c134470d543b17554f9d9a5481035cc87fecb4cc3c08cc65ad68c0982a3a5397dcf988f5738b65000a79847b868978475f59752ff5c9eefa697b7d5a3132fda5b3ec6a41987ff7b037f", 0x51, r1) r2 = socket$inet_tcp(0x2, 0x1, 0x0) keyctl$instantiate(0xc, r1, &(0x7f00000002c0)="ce37a0d0b5245e852ea09dddf26356db29dfcc7f64bc52fea9104546778ea0e12e0034555709195708dea7b891f6acf581c821306ba8fd1014a20518a26ddfd6fa06941e0e6722cfb631d858a04f70f42db6623935122d1f9bbb6beb41f047d1fb9774124a806dcab326dc7a3316e26f0146bd9f51336dd6a5b0cbc9aa8767cb84312a83aad8a884e2366cc805ff9112648bad481643fde1707996bc083ddb190cd1708193ed44835663269209de55ab943ec8e244087392ff9e14eff642cea770fa53f3f052e04e5f5f4aeab0f1df8f7f39da3bc63feec8815d24a971b43a", 0xdf, r1) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8916, &(0x7f0000000000)={'bond_slave_1\x00', {0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x12}}}) ioctl$sock_inet_SIOCSIFBRDADDR(r2, 0x891a, &(0x7f0000000080)={'lo\x00', {0x2, 0x0, @multicast1=0xe0000001}}) 03:35:44 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200020500f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:44 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0xb5, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:44 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0305302, &(0x7f0000000040)) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 571.457362] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 571.468373] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 571.473279] IPVS: ftp: loaded support on port[0] = 21 03:35:44 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200020700f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:44 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0, 0xc2) getsockopt$bt_rfcomm_RFCOMM_LM(r0, 0x12, 0x3, &(0x7f0000000080), &(0x7f0000000100)=0x4) r1 = syz_init_net_socket$bt_sco(0x1f, 0x3, 0x3) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140), 0x10) ioctl$KVM_GET_REG_LIST(r1, 0x800452d2, &(0x7f00000000c0)={0x1, [0x0]}) socket$inet(0x2, 0x80000, 0xfffffffffffffffb) 03:35:44 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xfdfdffff00000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 571.509734] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:44 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffff9c, 0x84, 0x6, &(0x7f0000000140)={0x0, @in6={{0xa, 0x4e21, 0x1f, @empty, 0x3ff}}}, &(0x7f0000000200)=0x84) setsockopt$inet_sctp6_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000240)={r4, 0x6}, 0x8) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000040)={0x7b}) ioctl$KVM_SET_MSRS(r2, 0xc008ae88, &(0x7f0000000100)={0x1, 0x0, [{0x40000084}]}) syncfs(r3) [ 571.605952] IPVS: ftp: loaded support on port[0] = 21 03:35:44 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vsock\x00', 0x10000, 0x0) openat$cgroup(r1, &(0x7f0000000240)='syz0\x00', 0x200002, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000400)='IPVS\x00') r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x8000, 0x0) ioctl$SG_GET_PACK_ID(r3, 0x227c, &(0x7f00000000c0)) sendmsg$IPVS_CMD_NEW_DAEMON(r0, &(0x7f0000000080)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="01000000000000000000090000f12f000300080003000000000000000000140043f09ece718402007665aaa2e57925b5eb5c65616d000000000000000000"], 0x44}, 0x1}, 0x0) sched_yield() bpf$OBJ_PIN_MAP(0x6, &(0x7f00000001c0)={&(0x7f0000000140)='./file0\x00', r3}, 0x10) 03:35:45 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x402000, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) 03:35:45 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200020a00f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:45 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = syz_open_dev$dmmidi(&(0x7f00000000c0)='/dev/dmmidi#\x00', 0x34, 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x32, 0xffffffffffffffff, 0x0) ioctl$PPPIOCGFLAGS(r1, 0x8004745a, &(0x7f0000000040)) ioctl$int_out(r1, 0x2000000040045730, &(0x7f0000000000)) socket$inet6(0xa, 0x1, 0x3cb80000) [ 571.787354] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 571.823833] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 571.861199] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 572.108249] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 572.438513] Unknown ioctl 4724 [ 572.587817] Unknown ioctl 4724 03:35:45 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1f00}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:45 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r0, 0xffffffffffffff7f) socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet6(r0, &(0x7f0000e33fe0)="a0", 0x1, 0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = socket$inet6(0xa, 0x1000000000002, 0x7c) ioctl(r1, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r2 = accept4(r0, 0x0, &(0x7f0000000080), 0x0) shutdown(r1, 0x1) close(r2) 03:35:45 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x3f00000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:45 executing program 3: r0 = socket(0x17, 0x1000000e, 0xfffffffffffffffe) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000002ff7)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0xc004743e, &(0x7f00000003c0)=""/246) r2 = syz_open_procfs(0x0, &(0x7f0000000100)='net/dev\x00') sendfile(r0, r2, &(0x7f0000000000), 0x80000000) setsockopt$inet_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f0000000040)='cdg\x00', 0x4) openat$null(0xffffffffffffff9c, &(0x7f0000000080)='/dev/null\x00', 0x4000, 0x0) 03:35:45 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000040)='cpuset.memory_spread_slab\x00', 0x2, 0x0) write$cgroup_int(r1, &(0x7f0000000280), 0x1) write$cgroup_int(r1, &(0x7f0000000000)=0x1, 0x12) 03:35:45 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200022500f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:45 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x62, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:45 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x700000000000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:46 executing program 6: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0xa, 0x5, 0x0) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000000)) dup2(r1, r0) 03:35:46 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027460f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 572.776197] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 572.814889] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:46 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) capset(&(0x7f0000000000)={0x4000019980330}, &(0x7f0000001fe8)) r1 = open(&(0x7f00000001c0)='./bus\x00', 0x141046, 0xffffffffffffffff) write$RDMA_USER_CM_CMD_RESOLVE_IP(r1, &(0x7f0000000400)={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, {0xa}}}, 0x48) 03:35:46 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x2000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 572.843746] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:46 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x10000000000012, 0x8, 0x0, 0x20, 0x0, 0xffffffffffffffff, 0x4}, 0xffffff35) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000000c0)={r0, &(0x7f0000000040)="69b7298129b826035f26ea74f92567d080788a6157e7da522bbb5f880000000000000000000000"}, 0x10) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f0000000080)=[{0x2, 0x9}, {0x8, 0x1}, {0x2}], 0x3) 03:35:46 executing program 3: prctl$seccomp(0x16, 0x1, &(0x7f0000000080)={0x0, &(0x7f0000000580)}) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000200)='/dev/snapshot\x00', 0x40, 0x0) sendmsg$key(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000240)={0x2, 0x14, 0x81, 0x3, 0x55, 0x0, 0x70bd25, 0x25dfdbfe, [@sadb_lifetime={0x4, 0x4, 0x16780000000, 0x20, 0x937, 0x5}, @sadb_x_sa2={0x2, 0x13, 0x2, 0x0, 0x0, 0x70bd25, 0x4}, @sadb_x_nat_t_type={0x1, 0x14, 0x5}, @sadb_spirange={0x2, 0x10, 0x4d2, 0x4d5}, @sadb_key={0x1e, 0x9, 0x708, 0x0, "283aa238dfc8c628ca6b84558717f37316a84fc09deeb4bab5824e8726b5cb062dd547300812b53e3c378d36f7fe88044c28c117b568d8f0c406939cb3d473ecfc16b50857a52aee957fe12396fa37d024dc08322f54c73d3bef4346316e817b68b8cdf2b6218f4d408dae3ea48c1adf3ccde8515fbf72727d4212546f85e27e4082e80c6381d565ca5ffc69d3be532c13c5d1662287520fc86075c4f40e28c97b2a02e43e186758d277c7644339cddeb27ae0e34f3e00e77c0bb309d31ea1f569aee1b0c4391789558a9a21fa3b83f526434f2e9306463f450836c522351355a9"}, @sadb_spirange={0x2, 0x10, 0x4d6, 0x4d4}, @sadb_sa={0x2, 0x1, 0x4d4, 0x2, 0x100000000, 0x64, 0x2, 0x80000000}, @sadb_address={0x5, 0x17, 0x33, 0x20, 0x0, @in6={0xa, 0x4e23, 0xffffffffffffffff, @mcast2={0xff, 0x2, [], 0x1}, 0x4}}, @sadb_key={0x21, 0x9, 0x7e0, 0x0, "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"}, @sadb_ident={0x2, 0x0, 0xffffffff, 0x0, 0x8}]}, 0x2a8}, 0x1}, 0x4) r1 = syz_open_dev$evdev(&(0x7f0000000100)='/dev/input/event#\x00', 0x8, 0x400000) r2 = syz_open_dev$evdev(&(0x7f00000000c0)='/dev/input/event#\x00', 0x2, 0x0) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000140)=0x0) r4 = getpid() r5 = syz_open_dev$usbmon(&(0x7f0000000180)='/dev/usbmon#\x00', 0x8000, 0x200000) kcmp$KCMP_EPOLL_TFD(r3, r4, 0x7, r1, &(0x7f00000001c0)={r5, r2, 0xb595}) ioctl$EVIOCSREP(r2, 0x40084503, &(0x7f0000000040)=[0x0, 0xfffffffffffffff6]) 03:35:46 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027473f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 573.093441] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:46 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xfffffdfc, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 573.283480] audit: type=1326 audit(573.282:272): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=2053 comm="syz-executor3" exe="/root/syz-executor3" sig=9 arch=c000003e syscall=202 compat=0 ip=0x455a79 code=0x0 [ 573.367537] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 573.812696] Unknown ioctl 4724 [ 573.962689] Unknown ioctl 4724 03:35:47 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfffffdfd}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:47 executing program 6: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = socket$inet(0x28, 0x1, 0x0) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r3 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x103202, 0x0) ioctl$FIONREAD(r3, 0x541b, &(0x7f0000000040)) dup2(r0, r1) 03:35:47 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a020002746cf8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:47 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x400000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:47 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x289, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:47 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) r1 = shmget(0x1, 0x2000, 0xa00, &(0x7f0000ffb000/0x2000)=nil) shmctl$IPC_STAT(r1, 0x2, &(0x7f0000000000)=""/250) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") socketpair$unix(0x1, 0x5, 0x0, &(0x7f000001a000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r3, 0x1, 0x1a, &(0x7f0000ab9ff0)={0x2, &(0x7f000039a000)=[{0x20, 0x0, 0x0, 0xfffffffffffff00c}, {0x6}]}, 0x10) ftruncate(r3, 0x10001) r4 = openat$full(0xffffffffffffff9c, &(0x7f0000000100)='/dev/full\x00', 0x80800, 0x0) ioctl$TUNSETPERSIST(r4, 0x400454cb, 0x1) sendmmsg(r2, &(0x7f0000007f40)=[{{0x0, 0x0, &(0x7f0000007e00), 0x0, &(0x7f000000c840)}}, {{&(0x7f0000007e40)=@nfc={0x27}, 0x80, &(0x7f0000007f00)}}], 0x2, 0x0) 03:35:47 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x800000000000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:47 executing program 6: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0)={0x1d}, 0x10) io_setup(0x1000, &(0x7f0000000000)=0x0) io_submit(r1, 0x1, &(0x7f0000000240)=[&(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000000140)="020000008cf469fde19a4e3bcfbdbedee32ebfba0db6fd2cfd0920bbf22a3be3cb58fa63c42a238cb85f1023f9023c9a0e467646452dd615a0", 0x39}]) r2 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0xffffffffffffffc1, 0x200) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r2, 0x404c534a, &(0x7f0000000080)={0x9, 0x200, 0x8}) stat(&(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$nl_netfilter(r2, &(0x7f0000000700)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000006c0)={&(0x7f0000000580)={0x130, 0xe, 0xf, 0xb08, 0x70bd28, 0x25dfdbfd, {0xf, 0x0, 0x7}, [@nested={0x11c, 0x59, [@generic="3040a24831a8b3f2fa4bb2a02e29be8f55888caca7a1d48e9c5dcd75a9c9b051978ae4f08e562e5cb8e91bb3a2951ff7e3a8ba0960edc3b2ee03dc0b755193fff46d45867c8e49396b1aaa29c78e28b8799592c1419a342ed73e6896ef4c043fd6d774e32956af91e8f705609e19c2bf2c593b31c600b5a1fc9a5d4dee20f040baa712b1a57886abffb2a4eacf4a192d24a044415f0f6c5ba837d0c03239d6", @typed={0x8, 0x6f, @uid=r3}, @typed={0x70, 0x1c, @binary="f10d49c7d2aeceebd1d8449962d79d12cb72a8a79a99c66859d77694d86e6092fd1679465b46ce72c1a8d4d89983d989e1b95c85783314e0d7893d4d14a5f605cc662a3fc55fb160a645adcce418f52781b238a92130a437f31b0f2cd620d8a800f9036565773f3a52ff75"}]}]}, 0x130}, 0x1, 0x0, 0x0, 0x4000044}, 0x40) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f00000001c0)={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000000180)={0xffffffffffffffff}, 0x113, 0xf}}, 0x20) write$RDMA_USER_CM_CMD_CONNECT(r2, &(0x7f0000000280)={0x6, 0x118, 0xfa00, {{0x8, 0x7, "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", 0xc1, 0x0, 0x61650000, 0x9, 0x8, 0x3, 0x80000000, 0x1}, r4}}, 0x120) ioctl$BLKREPORTZONE(r2, 0xc0101282, &(0x7f00000003c0)=ANY=[@ANYBLOB="000400000000000003000000000000005297402e00000000008000000000000008000000002aa07c86f8faf8530000000000000000000000000000000000000000000000000000000000000000000000090000000000000002000000000000000101000000000000079f0100000000000000000000000000000000000000000000000000000000000000000000000000070000000000000004000000000000000000000080ff7f0005810609000000000000000000000000000000000000000000000000000000000000000000000000"]) [ 574.130746] QAT: Invalid ioctl [ 574.142704] QAT: Invalid ioctl [ 574.143057] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:47 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x700000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:47 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027402f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:47 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000200)='net/rt_cache\x00') readv(r0, &(0x7f0000001680)=[{&(0x7f0000001580)=""/250, 0xfa}], 0x1) pread64(r0, &(0x7f0000df6000), 0x0, 0x0) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000000)) read(r0, &(0x7f0000000040)=""/206, 0xce) [ 574.214096] audit: type=1326 audit(574.212:273): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=2053 comm="syz-executor3" exe="/root/syz-executor3" sig=9 arch=c000003e syscall=202 compat=0 ip=0x455a79 code=0x0 03:35:47 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00009f3fa8)={0x26, 'skcipher\x00', 0x0, 0x0, 'xts-serpent-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003c1000), 0x0) r1 = accept$alg(r0, 0x0, 0x0) r2 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0xffffffffffff7446, 0x400) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffff9c, 0x84, 0x13, &(0x7f0000000040)={0x0, 0x6}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r2, 0x84, 0x79, &(0x7f00000000c0)={r3, 0x1, 0x20}, 0x8) recvmsg(r1, &(0x7f0000003580)={&(0x7f00000003c0)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, 0x80, &(0x7f00000034c0)=[{&(0x7f0000003440)=""/112, 0x200034b0}], 0x1, &(0x7f0000003500)=""/106, 0x6a}, 0x0) 03:35:47 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(r1, &(0x7f0000000300)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000140)={0x164, r2, 0x800, 0x70bd2a, 0x25dfdbfd, {0xa}, [@IPVS_CMD_ATTR_DAEMON={0x5c, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast=0xffffffff}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0xffffffff}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'sit0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x4}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'rose0\x00'}]}, @IPVS_CMD_ATTR_SERVICE={0x18, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x8, 0x14}}]}, @IPVS_CMD_ATTR_DAEMON={0x60, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x1}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bcsh0\x00'}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x5}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bond0\x00'}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @remote={0xfe, 0x80, [], 0xbb}}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x6}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}, @IPVS_CMD_ATTR_SERVICE={0x48, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0xfffffffffffffffb}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e20}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x2, 0x1}}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'rr\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'dh\x00'}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x2}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x5c9}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x10000}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xc4}]}, 0x164}, 0x1, 0x0, 0x0, 0x10}, 0x4000) bind$alg(r0, &(0x7f0000000000)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_ctr_aes192\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080), 0x0) 03:35:47 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f00000000c0)="025cc83d6d345f8f762070") r1 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r1, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000000180)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendto$inet(r1, &(0x7f000026cfff)="c6", 0x1, 0x0, &(0x7f0000033ff0)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x0, 0x0) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="2800dfff", @ANYRES16=r3, @ANYBLOB="100025bd7000fc43b8d1938f50a1d62597b9dbdf250b000800140002000800040004"], 0x28}, 0x1, 0x0, 0x0, 0x10}, 0x4000) shutdown(r1, 0x1) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f00001afff8)={0x0, 0x2000000001}, 0x3d7) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000c60000)={0x3}, 0x10) write(r1, &(0x7f00005f1fe3)="c6", 0x1) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000240)={0x0, 0x0, 0x4}, 0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000112000)={0x0, 0x0, 0x5}, 0x8) 03:35:47 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xfffffdfd, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:47 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a020002744cf8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 574.600125] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 574.896445] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 575.162641] Unknown ioctl 4724 [ 575.311727] Unknown ioctl 4724 03:35:48 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1f00000000000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:48 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f00000000c0)={0x0, @in6={{0xa, 0x4e23, 0x7fffffff, @loopback={0x0, 0x1}}}, 0x2800000000000, 0x200, 0x7fffffff, 0x2, 0x3}, &(0x7f0000000000)=0x98) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={r1, 0x58, &(0x7f0000000180)=[@in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e20, @loopback=0x7f000001}, @in6={0xa, 0x4e23, 0x4, @dev={0xfe, 0x80, [], 0xa}, 0xea4}, @in6={0xa, 0x4e22, 0x38, @local={0xfe, 0x80, [], 0xaa}, 0x80000000}]}, &(0x7f00000002c0)=0x10) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x800, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r3, 0x84, 0x8, &(0x7f0000013e95), 0x2f84) ioctl$sock_SIOCETHTOOL(r3, 0x8946, &(0x7f0000000040)={'veth1_to_bond\x00', &(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00']}) close(r3) close(r2) 03:35:48 executing program 6: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x400080, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000040)={0x0, 0x7}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DELETE_KEY(r0, 0x84, 0x19, &(0x7f00000000c0)={r1, 0x8}, 0x8) write$binfmt_elf32(r0, &(0x7f0000000100)={{0x7f, 0x45, 0x4c, 0x46, 0x7, 0x9c86, 0x47, 0x4, 0x5, 0x3, 0x3, 0x100000000, 0x2c5, 0x38, 0x21e, 0x0, 0x4, 0x20, 0x200, 0x7, 0x1}, [{0x4, 0xffffffff, 0x20, 0xffffffff9b1c843a, 0x6, 0x8, 0x8, 0x800}], "2494a4a7d6e55376ea08e4d8d99a4ebdce817cf5fc1e9e98cfdcf9c2061e2b452a5960fa1b68a49a263e0bf62a2630cadbe4085f600ea1a0fddc985a210764d9b4f02ce7c3a1c4c6ce62381516840a234c183896569b09d8f08750d7fc730ce7e7836060a341b89499b240213086062519ecd10a81ecebc8ec3f9948ede8645ea997174c", [[], [], [], [], [], [], [], [], []]}, 0x9dc) getpeername$llc(r0, &(0x7f0000000b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000b40)=0x10) ioctl$TUNSETNOCSUM(r0, 0x400454c8, 0x1) close(0xffffffffffffff9c) ioctl$KDGKBENT(r0, 0x4b46, &(0x7f0000000b80)={0xd752, 0xfffffffffffffffb, 0x1000}) ioctl$EVIOCGLED(r0, 0x80404519, &(0x7f0000000bc0)=""/4096) write$vnet(r0, &(0x7f0000001d40)={0x1, {&(0x7f0000001bc0)=""/121, 0x79, &(0x7f0000001c40)=""/230, 0x3, 0x1}}, 0x68) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000001dc0)=0x6, 0x4) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r0, 0xc08c5336, &(0x7f0000001e00)={0x0, 0x9, 0x7, 'queue1\x00', 0x3}) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000001ec0), &(0x7f0000001f00)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000001f40)={0x6, 0xfffffffffffffffa, 0x4, 0x101, 0x7fffffff, 0x3, 0x7, 0x6, r1}, &(0x7f0000001f80)=0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000003080)={r0, &(0x7f0000001fc0)="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", &(0x7f0000002fc0)=""/175}, 0x18) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f00000030c0)={r2, 0x3}, &(0x7f0000003100)=0x8) getsockname$packet(r0, &(0x7f0000005bc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000005c00)=0x14) setsockopt$inet6_IPV6_PKTINFO(r0, 0x29, 0x32, &(0x7f0000005c40)={@mcast2={0xff, 0x2, [], 0x1}, r4}, 0x14) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0x4) sync() ioctl$TUNATTACHFILTER(r0, 0x401054d5, &(0x7f0000005cc0)={0x2, &(0x7f0000005c80)=[{0x6, 0x2, 0x7fffffff, 0x2}, {0x4, 0x4, 0x2, 0x40}]}) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000005d00)={r3, 0x7f}, 0x8) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x20) accept4$alg(r0, 0x0, 0x0, 0x80000) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000005d80)={&(0x7f0000005d40)='\x00', r0}, 0x10) ioctl$KDSETKEYCODE(r5, 0x4b4d, &(0x7f0000005dc0)={0x0, 0xffff}) mmap(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x1000004, 0x1010, r5, 0x0) socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_int(r5, 0x29, 0xff, &(0x7f0000005e00)=0x5, 0x4) socket$key(0xf, 0x3, 0x2) 03:35:48 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xf6ffffff00000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:48 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027409f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:48 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x95, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:48 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0xbf00000000000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 575.491859] EXT4-fs: 10 callbacks suppressed [ 575.491872] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 575.506352] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:48 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027410f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:48 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x4800, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 575.536680] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:48 executing program 6: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x289, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:48 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027403f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 575.678442] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 575.705903] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:49 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x3f00, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:49 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='loginuid\x00') pwritev(r0, &(0x7f0000000000)=[{&(0x7f00000000c0)="b9", 0x1}], 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'gretap0\x00', 0x0}) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f0000000100)={@remote={0xfe, 0x80, [], 0xbb}, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, 0x7, 0x1ff, 0x100, 0x100, 0x3, 0x100000, r1}) [ 575.726613] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:49 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a02000274c0f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 575.833268] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:49 executing program 2: mremap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x7ffffffff000, 0x3, &(0x7f0000ffd000/0x2000)=nil) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001200)='/dev/vga_arbiter\x00', 0x4002, 0x0) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000040)={0x0, 0x1000, "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"}, &(0x7f0000001080)=0x1008) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f00000010c0)={0x200000, 0x88e7f6eebe52009e, 0xa02, 0x6, r1}, &(0x7f0000001100)=0x10) 03:35:49 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x3f000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 575.915946] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 575.943350] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 575.981528] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 576.076648] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 576.103013] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 576.478657] Unknown ioctl 4724 [ 576.630554] Unknown ioctl 4724 03:35:50 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1f000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:50 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a020002740af8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:50 executing program 2: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000640)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000300)={'@\x00', 0xc204}) r1 = syz_open_dev$mice(&(0x7f00000000c0)='/dev/input/mice\x00', 0x0, 0x802) r2 = syz_genetlink_get_family_id$fou(&(0x7f0000000140)='fou\x00') sendmsg$FOU_CMD_GET(r1, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4008}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="10002abd7000fedbdf2503000000080002000a0000000800030000000000c720c7b8af2ad2b6720fb64ce24673254647a0f49449506d6b9b7ce3d6b73e5bb9464f84053da329d336e1c8c104d7caeea69ee61ff0e62abd80021d491464bb69d3c9e4a950b0cf6368fb4be446dfd1abb9b9b67435a882690785c486156649f8a37148220d560e91a8d45ad7859c43f6"], 0x24}, 0x1, 0x0, 0x0, 0x10}, 0x1) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x1) ioctl$TUNGETFILTER(r0, 0x801054db, &(0x7f0000000000)=""/115) close(r0) 03:35:50 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x7209, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:50 executing program 3: mkdir(&(0x7f0000001f80)='./file0\x00', 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000100)='/dev/input/event#\x00', 0xffffffffffffffe0, 0x20000) r1 = fcntl$getown(r0, 0x9) sched_getattr(r1, &(0x7f00000000c0), 0x30, 0x0) mount(&(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='./file1\x00', &(0x7f0000000280)='p\x00', 0x0, &(0x7f00000004c0)) r2 = open$dir(&(0x7f0000001dc0)='./file0\x00', 0xffffffffffffffff, 0x4000000000) getdents64(r2, &(0x7f0000000000)=""/186, 0xba) getdents(r2, &(0x7f0000000140)=""/2, 0x450) 03:35:50 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x293, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:50 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0xfdfdffff}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:50 executing program 6: r0 = syz_open_dev$amidi(&(0x7f0000000200)='/dev/amidi#\x00', 0x6, 0x40) accept4$inet6(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, @dev}, &(0x7f00000002c0)=0x1c, 0x80000) socketpair(0x0, 0x0, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) socket$kcm(0xa, 0x1, 0x0) getsockname$inet6(r1, &(0x7f0000000300)={0x0, 0x0, 0x0, @remote}, &(0x7f0000000340)=0x1c) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000280)={0xf, 0x4, 0x4, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r2, &(0x7f0000000000), &(0x7f0000000140)}, 0x20) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000001c0)={r2, &(0x7f0000000000)='o', &(0x7f0000000040)=""/250}, 0x18) [ 576.806175] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 576.815668] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:50 executing program 2: ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000000)=0x0) r1 = getpgrp(r0) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4800) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r2, 0x4040534e, &(0x7f00000000c0)={0x20, @tick=0x6, 0x1, {0x1, 0x31}, 0xd, 0x1, 0x18e}) rt_tgsigqueueinfo(0x0, r1, 0x0, &(0x7f0000000040)) 03:35:50 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a020002747af8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:50 executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$team(&(0x7f0000000100)='team\x00') sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f00000038c0)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000003880)={&(0x7f0000000140)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="010000000000000000000200000047fc726e1b12c5ed4f7e13b14c88d91636a1f834378153fdd9d2454f032634a2e70582e0544bc4e973d8be1296535a934819b352981dfb83de3e0ef83334df0b249087448d78f985385c6090efb4e7cc33141a754e9fd2ea8c3dab8318db120128baba5f277c53ea15001f299fccb82998fedf1abb8df1ab15f69075217e591a199403350c8d7ecc7a0802924e7aeb46593cdee74a4a85833af32542fa242659f075ea7eaae4727197eb892fcb34d8df20321c78fef675f5e7323ff0199c8e42028d3ac4eac0da626fd0d933dc08909b64db77fdc0def577b0456958bc70992c6cc15f103b1b"], 0x14}, 0x1}, 0x0) 03:35:50 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") madvise(&(0x7f000079c000/0x800000)=nil, 0x800000, 0xc) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x400000, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000040)={0x2, [0x0, 0x0]}, &(0x7f0000000080)=0xc) madvise(&(0x7f00002f8000/0xc00000)=nil, 0xc00000, 0xd) 03:35:50 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x1f00, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 576.857321] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:50 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000340)='/dev/uinput\x00', 0x0, 0x0) setsockopt$bt_BT_FLUSHABLE(r0, 0x112, 0x8, &(0x7f0000000080), 0x4) ioctl$KVM_GET_MSRS(r0, 0x40045569, &(0x7f0000000100)=ANY=[@ANYBLOB="ff07000000000000899d7c4fa7b697c44b6660f82ef8bae25fc7679b2fc28e5da3a0f65cd55370771789503c92ef9e42a9fc8a72fa1804ef04d80192e5c39aecf858413e4923fd30b2ec0fb87df441a0c7d715ec57b4898b67dcbbab432b60334934704c4b6120b9b9c5dafe2a3d76"]) ioctl$ASHMEM_SET_NAME(r0, 0x41007701, &(0x7f00000000c0)='/dev/uinput\x00') 03:35:50 executing program 6: syz_emit_ethernet(0x2a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@arp={0x806, @ether_ipv4={0x1, 0x800, 0x6, 0x4, 0x1, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @dev={0xac, 0x14, 0x14}, @random="8c7e0a6e8c74", @broadcast=0xffffffff}}}}, 0x0) r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x0, 0x0) r1 = getuid() getgroups(0x6, &(0x7f0000000040)=[0xffffffffffffffff, 0xffffffffffffffff, 0xee00, 0xffffffffffffffff, 0xee01, 0xee01]) write$FUSE_CREATE_OPEN(r0, &(0x7f0000000140)={0xa0, 0x0, 0x4, {{0x2, 0x1, 0x7, 0x6, 0x5, 0x400, {0x1, 0x0, 0x36, 0x7ff, 0xffffffff, 0x1000, 0x8, 0x6, 0x2, 0x4, 0xc000000000000000, r1, r2, 0x9, 0x20}}, {0x0, 0x4}}}, 0xa0) 03:35:50 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027404f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 577.077582] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 577.301347] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 577.818475] Unknown ioctl 4724 [ 577.968743] Unknown ioctl 4724 03:35:51 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfdfdffff}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:51 executing program 3: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a020002747af8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:51 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x9, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:51 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") mkdir(&(0x7f00000003c0)='./control\x00', 0x0) r1 = accept4(r0, &(0x7f0000000040)=@pptp={0x0, 0x0, {0x0, @broadcast}}, &(0x7f0000000180)=0x80, 0x800) r2 = accept4$inet(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, @rand_addr}, &(0x7f0000000380)=0x10, 0x800) r3 = getpid() stat(&(0x7f0000002b00)='./file0/file0\x00', &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, 0x0}) lstat(&(0x7f0000002bc0)='./file0/file0\x00', &(0x7f0000002c00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r6 = gettid() getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f00000040c0)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in=@multicast1}}, &(0x7f00000041c0)=0xe8) r8 = getegid() ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000004200)=0x0) r10 = getuid() r11 = getgid() r12 = getpgid(0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000004e00)={{{@in6=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in6=@local}}, &(0x7f0000004f00)=0xe8) r14 = getgid() getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000004f40)={0x0}, &(0x7f0000004f80)=0xc) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000004fc0)={0x0, 0x0}, &(0x7f0000005000)=0xc) getresgid(&(0x7f0000005040), &(0x7f0000005080), &(0x7f00000050c0)=0x0) sendmmsg$unix(r1, &(0x7f00000051c0)=[{&(0x7f00000001c0)=@file={0x1, './file0/file0\x00'}, 0x6e, &(0x7f0000000300)=[{&(0x7f0000000240)="a520029115e746fc881620e5a185f358a19e30ac8556a96b727db1f69afa7efa14c01c2fff041ce64c63170eac284d5d2525156812cb2afaf2", 0x39}, {&(0x7f00000002c0)="f7b80080839e92f4b1d3e213700308d15a21dd11e2", 0x15}], 0x2, &(0x7f0000000400)=[@rights={0x28, 0x1, 0x1, [r0, r0, r2, r0, r0]}, @rights={0x20, 0x1, 0x1, [r0, r0, r0, r0]}], 0x48, 0x8880}, {&(0x7f0000000480)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000001980)=[{&(0x7f0000000500)="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0x1000}, {&(0x7f0000001500)="26e08f61c79c05a13ec57cf25b267a0b1a6144498cad931441ff33d6e1863a9085b6f2d64921f8fef3b46569ae8c8d1cf84ba9962419fb201eb31cb80289d11450b2df9963eba5573893a45425cda658631662b4dec8df4df234ef8f4a0eed7f3a1dba8526b870ef7623c0", 0x6b}, {&(0x7f0000001580)="51d79966f2b6d3e2f40083a8d9e4317a61cf06e99bacfd071a1f61d26c5296cf480396c2fee885620158d91908e3f020b44c1c21aea45682b6ed2181f20ad7838055f8b6e276971e3551137f4693965817712552534fa073e77d7a5a31f5218e3261ecf598321392922f43452b546fcaacd50f93b119a45d2ce36dffef401d8f2048178e7b27576d3a2b4f2e4bb95fceb8308439ddc7911baebb", 0x9a}, {&(0x7f0000001640)="1a9c8b18f23f50607c445fccd6d9971c29c74056543b1e1ab475cf280f2612", 0x1f}, 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{&(0x7f0000004600)="b967c4f3c6fe445e473225bf3561a133c417c5a922d96318acc007314ece8d0ce56bed151651e777f376c3aedecba61f004e56bb921427436ed8222c9bcbce7cb2d49cd808792ad649fd26d78b0142533fc435a71fbadbff3abe8b761fa67ad69decda9b0bf32a3c124ed58a0938425d10637bac7e013e4ba8911881dfa4a40b5a5e54c11d7b11f38c8d6c60f6d7a5b985f1e02da3d590da923919685a0bb247f9f7892e40515c8db5d8ba949a796b5af0ba2933107c32dea7d6c2130b08b26821b8f4821ccb7e", 0xc7}, {&(0x7f0000004700)="ba5a66a0ac57", 0x6}], 0x7, 0x0, 0x0, 0x20000804}, {&(0x7f00000047c0)=@file={0x0, './file0/file0\x00'}, 0x6e, &(0x7f0000004d40)=[{&(0x7f0000004840)="bdbe6978d306fe415a612bedbc1690224cd1c1245c8bdf13adaa275e2b1b501901d2f8127166ce6fb2851519b112c94cd2686ad51d805cd3ad712510e0e5137a8f2d99eaffec254aff81778f5eed19436f50309fc6175be2a31599bc52e9e55f951cea6e3c5c3438aef13de4b71f7dccdc022844ce5f35", 0x77}, {&(0x7f00000048c0)="1e76cb3aee906f87c9ac82edf316195724a8a6c4f31213a542584d18e59517aad041a7cfd9cf546968a5f5946a15af4484e0fc8ec406a2af731a08a1a85332a686ca81ec2ef859a0c4194984", 0x4c}, {&(0x7f0000004940)="85233e19d7a5ef480a7770a0f12f37097f645da7387017155ebcc23ada49e49de965f0d0294eddec9e6146f5d0e78f609509eaf71a1a2a6fb134cffabf7d60c638d06a051fd9ef898ddaeece", 0x4c}, {&(0x7f00000049c0)="71181df7c9b00ed1c98f84c498bf41077f1d8fde519720769c66df297da1432315decf45ea51b5c0a7feab84af218bcfb2f694ec8ac2a1617a2eff3ca512ec1555ec2fa146a1e231824462dc9fa4192fa347", 0x52}, {&(0x7f0000004a40)="1d331646d5d1126b31314fd46d7795f7ede229b17ed9e490d0c826882da7688e0b54d76c6eb2a83531ec85e606a0d62089727633d0d97d00bb59a93590d90bda58af0c4eefda1eaa25fbba1dd8d9eed1711faccb0a77db3f887b933278f2", 0x5e}, {&(0x7f0000004ac0)="7d11cbc4406ebd8f47e3d32583e70a10995dbf527c8c35e4127c931c6c4a5854ef66e07acd2779d969413b18958d2f02e7d075ce5a384af3226470e1da1ced016ae0cebfd3af60916172d05057f3005238c410d221e9811608", 0x59}, {&(0x7f0000004b40)="efdf26f0d88c64297a2bba49aef7a93c74e526f351f15ca0d2dfbd1ed3ab99", 0x1f}, {&(0x7f0000004b80)="841b992aac8afd0c726eb4610d5c17764957953ce95f69f69df1ecbea61de6f214974790cc345ef8c1a590339ec400a40fb6f4cf857c5e3296efd2e46443a2b6a3dd2a1a0d07943b7acbac4dfba5e5a7e40154d9b31b34bd7fe842d6cf1ceb710b509f589818d1634c1348ce305a20c090737c21731501f5344e703a95933716511087df0e55d6cc48d754dd67cc4af268e13e6fcf484cba55aff6873bc9d0c63b9d3e2eb83f21b3648f31773d5f9478b183f428959636ba492291e17f5fd6a62e44", 0xc2}, {&(0x7f0000004c80)="e2e35e39d5fde7bd0d2b0519350cc274cceccdfdb82d4f24ababf67d9ddc163e6b106a001a2b60f1b7fa5f57f95e8b4e80c4d4408f89770ce8d1f22012cf8ce4211bab7ebe7e1e65c97c80fc2319258322c6a4287c24a3835ccdd9783d82280041083959802accda8c396f570b318e1041db052887466929f3dfcb80c19e954666a5f2fa9875185085a867b7947322146cc3c73b39264f5b6e8774989d79eedf9c557dafeb7f25e7e9bb31415e3af2e6fa7a4a", 0xb3}], 0x9, &(0x7f0000005100)=[@rights={0x10, 0x1, 0x1}, @rights={0x30, 0x1, 0x1, [r0, r0, r0, r0, r0, r0, r0]}, @cred={0x20, 0x1, 0x2, r12, r13, r14}, @cred={0x20, 0x1, 0x2, r15, r16, r17}, @rights={0x20, 0x1, 0x1, [r0, r0, r0, r0]}], 0xa0, 0x4000000}], 0x6, 0x8000) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mkdir(&(0x7f00000000c0)='./file0/file0\x00', 0x0) rename(&(0x7f0000000140)='./file0/file0\x00', &(0x7f0000000100)='./control\x00') 03:35:51 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027407f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:51 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f00000001c0)="025cc83d6d29ed1013039c06e2a2979eaab4001fce5f8f762070ed4288921ba4") rt_sigaction(0x400000000000007, &(0x7f0000000000)={0x4004f5, {0xffffffbfffbff270}}, &(0x7f0000000240), 0x8, &(0x7f0000000100)) syz_open_dev$loop(&(0x7f0000000040)='/dev/loop#\x00', 0x0, 0x0) ioctl$TIOCEXCL(r0, 0x540c) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x4, 0x44031, 0xffffffffffffffff, 0x0) syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x0, 0x0) 03:35:51 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x319, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:51 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x4000000000000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:51 executing program 6: mmap(&(0x7f0000011000/0x4000)=nil, 0x4000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00002c5fe8)={0xaa}) r1 = epoll_create1(0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000e4cfe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r2 = syz_open_dev$sndtimer(&(0x7f0000f85ff1)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r2, 0xc0145401, &(0x7f0000013000)) r3 = socket$inet6(0xa, 0x1000000000002, 0x0) r4 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_GINFO(r2, 0x40345410, &(0x7f00000002c0)={{0x0, 0x2}, 0x0, 0x0, 'id0\x00', 'timer1\x00'}) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r4, 0x84, 0x18, &(0x7f00000000c0)={0x0, 0x9ae}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r3, 0x84, 0x1a, &(0x7f00000004c0)={r5, 0x7c, "35e3bf4afa0160908ec5ea48a4155f14dac2bc84ce656062a4f2bfbf999a4c09ee820d7ec6161c72fbf5422aa7be39895ef7c437b10de19e9c08001dc7c3f871b54e69f9a2ed399fbf020f92033c930e3828d54305954fe0a6f680c1e2ef447dfc10a04e58bb36bd0931528e5157b002bf379190279f79e8f0c0ea5f"}, &(0x7f0000000140)=0x84) ioctl(r3, 0x80008912, &(0x7f0000000280)="025cc8008000008f762070") clone(0x0, &(0x7f0000000140), &(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r0, 0xc008551a, &(0x7f0000000180)=ANY=[@ANYBLOB="030000001c00ff01000003000000080000f7040000000000000000000000000000000000"]) ioctl$RTC_WIE_ON(r4, 0x700f) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f0000000040)={0x3, [0x0, 0x0, 0x0]}, &(0x7f0000000080)=0x10) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000200)={0xaa, 0x43}) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r4, 0x84, 0x6c, &(0x7f00000003c0)=ANY=[@ANYRES32=r6, @ANYBLOB="c30000002720ec85b4b38fe3f65bd8fb9b0ec3cbf5557c6206748bd4711e0528f302fced79fff49bb40564751d635c8b4b21177527f9891a47e07d3c1faef62d439510f2464cd5084585c722ed706c021ed4b96843459c1cff80a8e2e8ee1e475051ad660d0f74b30700000055a00049152b4f6cbd9efb51e229c00f8f3f46e7a45f6f4e7e8a965c8ede6fb3200600aa68d2222fc516bf994baf96ff0000009b4c13989f1a2a7b1603d9d61d4a0d864a16d19f8e6900dad7cec53e9ebd02dca423fd60a775d6b9f380fd93e91afd2849"], &(0x7f00000001c0)=0xcb) accept$packet(r4, &(0x7f0000000700)={0x0, 0x0, 0x0}, &(0x7f0000000740)=0x14) ioctl$sock_inet6_SIOCSIFDSTADDR(r4, 0x8918, &(0x7f0000000780)={@dev={0xfe, 0x80, [], 0x1f}, 0x5f, r7}) dup3(r1, r0, 0x0) [ 578.138756] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 578.152016] FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:51 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027423f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:51 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x3, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:51 executing program 3: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a020002747af8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:51 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000180)="025cc83d6d345f8f762070") r1 = syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0xffffffffffff8000, 0x2) write$P9_ROPEN(r1, &(0x7f00000003c0)={0x18, 0x71, 0x1, {{0x8, 0x0, 0x8}, 0xfffffffffffffff8}}, 0x18) syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0xe005, 0x1, &(0x7f0000000380)=[{&(0x7f0000000140)="eb3c906d6b66732e66617400020401000200027000f8", 0x16}], 0x0, &(0x7f0000000340)=ANY=[]) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000240)=[@text32={0x20, &(0x7f00000001c0)="0f350f01cac4c3454682070000002a2e0f23bb0f060fa390630000008fc820963206c4c3096cfb00f7a10d000000c744240010000100c7442402ab570000c7442406000000000f011424", 0x4a}], 0x1, 0x44, &(0x7f0000000040)=[@cr0={0x0, 0x4}], 0x1) ioctl$sock_proto_private(r2, 0x89ee, &(0x7f0000000280)="3aa9ee875cb886fdbef033b5d83e054b1aa1d83dcb05cfae45d8a5cbbe1a58730bf938e28fac73ee9a79fc845716b3bcf2c69a2b1ee50e9a0c82b801157c56738120517a62ca8c353979eeab2366f86434a2afd3b4445f31ba27066b56e07292c005d5b0c047f1a72598ceded163d998197304a2624b1450cebf06fc2598a95bf740058da43c8393c6604af63688d25106bd62fdf860d9450c18a3d6a6f0bedec776bec74dd202c3c84f967a4811eb1a88c4fae9e24024ca18cc7ff5b55713d0bf029ec67f6dcf539268db85e77b30") 03:35:51 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027405f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 578.459354] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 578.492302] FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:51 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x6, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:51 executing program 3: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a020002747af8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 578.689639] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 578.765615] FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 579.134630] Unknown ioctl 4724 [ 579.288593] Unknown ioctl 4724 03:35:52 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x40000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:52 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x400c000, &(0x7f000083b000)={0x2, 0x4e20}, 0x10) connect(r0, &(0x7f0000000100)=@nl=@unspec, 0x80) socketpair(0x14, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000040)=0x5, 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='net/udp\x00') ioctl$EVIOCGABS2F(r1, 0x8018456f, &(0x7f0000000180)=""/98) 03:35:52 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027474f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:52 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x40000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:52 executing program 3: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027405f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:52 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x11e, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:52 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x7000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:52 executing program 6: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000002d80)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000640)=[{&(0x7f0000000580)='\b', 0x1}], 0x1, &(0x7f00000006c0)}, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0x10, &(0x7f0000000140), 0x4) prctl$seccomp(0x16, 0x1, &(0x7f0000000040)) bind(0xffffffffffffffff, &(0x7f0000001fd2)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @loopback=0x7f000001}, 0x4}}, 0x227) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="b4000000000000006c00000000000000873000000000000000000000000000049500000000c840000000"], &(0x7f0000003ff6)='syzkaller\x00', 0x5, 0xc3, &(0x7f0000011000)=""/195}, 0x48) sendmsg(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f00000020c0)="a2", 0x1}], 0x1}, 0x0) recvmsg(r0, &(0x7f00000004c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001940)=[{&(0x7f00000005c0)=""/122, 0x7a}], 0x1, &(0x7f00000019c0)=""/154, 0x9a}, 0x0) 03:35:52 executing program 2: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f00000000c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000080)={0xffffffffffffffff}, 0x13f}}, 0x20) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_MIGRATE_ID(r2, &(0x7f0000000140)={0x12, 0x10, 0xfa00, {&(0x7f0000000100), r1, r0}}, 0x18) r3 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x169682, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r2, &(0x7f0000000200)={0x4, 0x8, 0xfa00, {r1, 0x5}}, 0x10) write$P9_RFLUSH(r3, &(0x7f00000001c0)={0xffffffffffffff66, 0x6d, 0x1}, 0x49) [ 579.504842] audit: type=1326 audit(579.503:274): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=2389 comm="syz-executor6" exe="/root/syz-executor6" sig=9 arch=c000003e syscall=202 compat=0 ip=0x455a79 code=0x0 [ 579.536349] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:52 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x2, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:52 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027406f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 579.556846] FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:52 executing program 3: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027405f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:53 executing program 2: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) mkdir(&(0x7f0000000340)='./file0\x00', 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x440, 0x0) setsockopt$IP_VS_SO_SET_DELDEST(r0, 0x0, 0x488, &(0x7f0000000200)={{0xff, @rand_addr=0x6, 0x4e23, 0x0, 'dh\x00', 0x12, 0x10000, 0x16}, {@local={0xac, 0x14, 0x14, 0xaa}, 0x4e21, 0x3, 0x7fff, 0x6}}, 0x44) mount(&(0x7f000000a000)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000080)='configfs\x00', 0x0, &(0x7f0000000040)) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x4000, 0x0) ioctl$KVM_SET_MP_STATE(r1, 0x4004ae99, &(0x7f00000000c0)=0x2) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) getdents(r2, &(0x7f0000000400)=""/233, 0x14242726) getdents(r2, &(0x7f0000000380)=""/109, 0x11829a21b2d3a0a) 03:35:53 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x400000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:53 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027493f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 579.967629] FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 579.976920] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:53 executing program 3: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027405f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 580.266185] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 580.303528] FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 580.428911] audit: type=1326 audit(580.427:275): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=2389 comm="syz-executor6" exe="/root/syz-executor6" sig=9 arch=c000003e syscall=202 compat=0 ip=0x455a79 code=0x0 [ 580.629689] Unknown ioctl 4724 [ 580.780824] Unknown ioctl 4724 03:35:54 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x4000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:54 executing program 2: r0 = socket$inet6(0xa, 0x2000000000001, 0x0) getsockopt$IP6T_SO_GET_REVISION_TARGET(r0, 0x29, 0x45, &(0x7f0000000240)={'ipvs\x00'}, &(0x7f0000000280)=0x1e) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r0, 0x6, 0x21, &(0x7f0000000080)="400c4dc4fe4928f1939c8c1ebb7936c0", 0x10) r1 = syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x4, 0x2042) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffff9c, 0x84, 0x0, &(0x7f0000000100)={0x0, 0x7, 0x80000000, 0x4}, &(0x7f0000000140)=0x10) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000400)={r2, 0x48, &(0x7f0000000380)=[@in={0x2, 0x4e21, @multicast1=0xe0000001}, @in6={0xa, 0x4e23, 0x8, @loopback={0x0, 0x1}, 0x5}, @in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x6}]}, &(0x7f0000000200)=0x10) write$RDMA_USER_CM_CMD_GET_EVENT(r1, &(0x7f00000005c0)={0xc, 0x8, 0xfa00, {&(0x7f0000000440)}}, 0x10) sendto$inet6(r0, &(0x7f0000000000)="79f949bbd3a1cc8643bd752ec3a5b581822b77ef5163", 0x16, 0x4000040, &(0x7f0000000040)={0xa, 0x4e21, 0x3, @dev={0xfe, 0x80, [], 0xb}, 0x6}, 0x1c) getsockopt$inet_mtu(r1, 0x0, 0xa, &(0x7f0000000300), &(0x7f0000000340)=0x4) getsockopt$inet6_tcp_int(r1, 0x6, 0x1f, &(0x7f0000000180), &(0x7f00000001c0)=0x4) setsockopt$inet6_int(r0, 0x29, 0x33, &(0x7f00000002c0)=0x9, 0x4) getsockopt$inet6_buf(r0, 0x29, 0x6, &(0x7f0000501000)=""/95, &(0x7f0000f12000)=0x5f) 03:35:54 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xfcfdffff, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:54 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027448f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:54 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0xf0, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:54 executing program 3: r0 = socket(0x10, 0x20000000000003, 0x0) write(r0, &(0x7f00000000c0)="220000005e000721044f2cc849261574a45855b7d88bd38c7e7fb5221d091a1dba11", 0x22) ioctl$fiemap(r0, 0xc020660b, &(0x7f0000000100)={0x5, 0x1, 0x0, 0x45, 0x7, [{0x3, 0x7f, 0x100000000, 0x0, 0x0, 0x2003}, {0x0, 0x400, 0x0, 0x0, 0x0, 0x1004}, {0xfff, 0x17, 0x1, 0x0, 0x0, 0x80}, {0xad60, 0x20, 0x7, 0x0, 0x0, 0x2800}, {0x6, 0x7f, 0x5, 0x0, 0x0, 0x84}, {0xd5f, 0x800, 0x3f, 0x0, 0x0, 0x1800}, {0x9, 0xfffffffffffffc01, 0x0, 0x0, 0x0, 0x2}]}) 03:35:54 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="025cc83d6d345f70000000") r1 = socket(0x18, 0x0, 0x0) getsockname(r1, &(0x7f0000000040)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, &(0x7f00000000c0)=0x80) 03:35:54 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x8000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:54 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x800, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r2, 0x80045530, &(0x7f00000003c0)=""/146) r3 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r3, 0x84, 0x8, &(0x7f0000013e95), 0x4) setsockopt$inet6_tcp_TLS_RX(r2, 0x6, 0x2, &(0x7f00000000c0)={0x303, 0x33}, 0x4) getsockname$packet(r0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000180)=0x14) stat(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet6_IPV6_XFRM_POLICY(r3, 0x29, 0x23, &(0x7f00000002c0)={{{@in=@broadcast=0xffffffff, @in6=@dev={0xfe, 0x80, [], 0x11}, 0x4e23, 0xe, 0x4e22, 0x0, 0x2, 0x20, 0x20, 0x2f, r4, r5}, {0x9, 0x8, 0x80, 0x13, 0x1, 0xdb5, 0x3ff, 0xffffffffffff5f26}, {0x8, 0x8, 0x6, 0x7}, 0x8, 0x0, 0x0, 0x1, 0x3, 0x3}, {{@in6=@dev={0xfe, 0x80, [], 0x16}, 0x4d6, 0xff}, 0x0, @in=@multicast2=0xe0000002, 0x3501, 0x7, 0x3, 0x20, 0x1, 0xb6, 0x2}}, 0xe8) setsockopt$inet_sctp6_SCTP_INITMSG(r3, 0x84, 0x14, &(0x7f0000000000), 0x8) setsockopt$inet_sctp6_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000040)={0x8000, 0x8, 0x2}, 0x8) close(r3) close(r0) 03:35:54 executing program 6: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040)='/dev/uinput\x00', 0x1, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000000)={0x0, 0xfffffffffffffffa, 0xd7}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000100)={r1, 0x6}, &(0x7f0000000140)=0x8) ioctl$EVIOCGREP(r0, 0x80084503, &(0x7f0000000600)=""/127) ioctl$KVM_IRQFD(r0, 0x4020ae76, &(0x7f0000000180)={r0, 0x2, 0x3, r0}) write$cgroup_int(r0, &(0x7f0000000080), 0x45c) 03:35:54 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000012000/0x3000)=nil, 0x3000}, 0x5}) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000013e95), 0x4) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f00000001c0), 0x20) close(r1) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") clone(0x0, &(0x7f0000b53000), &(0x7f0000000080), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) close(r0) [ 581.006506] EXT4-fs: 14 callbacks suppressed [ 581.006517] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 581.033645] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:35:54 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a020002740ef8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:54 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xffffff7f00000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 581.059687] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:54 executing program 6: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080)='/dev/snapshot\x00', 0x100, 0x0) connect(r0, &(0x7f00000000c0)=@ipx={0x4, 0x5, 0x7, "27aebddbb389", 0x100000000}, 0x80) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sloppy_sctp\x00', 0x2, 0x0) write$cgroup_int(r1, &(0x7f0000001980)=0xfffffffffffffffb, 0x12) ioctl$EVIOCRMFF(r1, 0x40044581, &(0x7f0000000000)=0x800) 03:35:54 executing program 2: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_init_net_socket$bt_hci(0x1f, 0x3, 0x1) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000002c0)={0xffffffffffffffff}) getsockopt$inet_mreqn(r1, 0x0, 0x20, &(0x7f0000000300)={@loopback, @local}, &(0x7f0000000340)=0xc) r2 = fcntl$dupfd(r0, 0x0, r0) pselect6(0x40, &(0x7f00000000c0)={0xffff, 0x100000001, 0x4, 0x0, 0xc11, 0x7, 0x7f}, &(0x7f0000000100)={0x3, 0x1000, 0x7, 0x0, 0x40, 0x100, 0x2, 0xfffffffffffffffd}, &(0x7f0000000140)={0x1000, 0xfffffffffffff800, 0x1, 0x3f, 0xfffffffffffffffc, 0x800, 0x3, 0xffffffffffff8001}, &(0x7f0000000200)={0x77359400}, &(0x7f0000000280)={&(0x7f0000000240)={0x10000}, 0x8}) bind$bt_rfcomm(r2, &(0x7f0000000040)={0x1f, {0xffffffffffffffff, 0xffffffff, 0x3}}, 0xa) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x1a, 0xfa00}, 0x20) 03:35:54 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027468f8000000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 581.386653] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 581.435987] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 581.454727] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 581.691059] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 582.100455] Unknown ioctl 4724 [ 582.250726] Unknown ioctl 4724 03:35:55 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0xfdfdffff00000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:55 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xedc0, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:55 executing program 6: r0 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_opts(r0, 0x29, 0x39, &(0x7f0000000180)=@srh={0x0, 0x0, 0x4}, 0x1e8) socket$inet6(0xa, 0xe, 0xfffffffffffffff7) 03:35:55 executing program 2: r0 = syz_open_dev$binder(&(0x7f0000001000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap$binder(&(0x7f000008f000/0x3000)=nil, 0x0, 0x0, 0x10, r0, 0x0) mmap$binder(&(0x7f000008e000/0x4000)=nil, 0x4000, 0x2, 0x2010, r0, 0x0) syz_open_dev$binder(&(0x7f0000000000)='/dev/binder#\x00', 0x0, 0x0) 03:35:55 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8007300000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:55 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x19f, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:55 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:55 executing program 3: r0 = socket$xdp(0x2c, 0x3, 0x0) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x125) ioctl$GIO_FONT(r1, 0x4b60, &(0x7f00000000c0)=""/7) setsockopt$XDP_UMEM_REG(r0, 0x11b, 0x4, &(0x7f0000000040)={&(0x7f0000000000)=""/2, 0x0, 0x800}, 0x18) 03:35:55 executing program 6: r0 = socket$inet(0x10, 0x3, 0xc) sendmsg(r0, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f0000017fdc)="2400000002031f001cfffd946fa2830020200a000900010001e700000000a3a20404ff7e", 0x24}], 0x1}, 0x0) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x10000, 0x0) accept$unix(r1, &(0x7f00000000c0), &(0x7f0000000040)=0x6e) sendmsg(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f0000000080)="2400000003031f001cfffd946fa2830020200a000900010002e700000000a3a20404ff7e", 0x24}], 0x1}, 0x0) 03:35:55 executing program 2: r0 = socket(0x20000000000000a, 0x2, 0x0) connect$inet6(r0, &(0x7f000004bfe4)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x6}, 0x1c) r1 = openat(0xffffffffffffffff, &(0x7f0000000700)='./file0\x00', 0x200000, 0x19) ioctl$VHOST_SET_FEATURES(r1, 0x4008af00, &(0x7f0000000740)=0x100000000) write$binfmt_elf64(r0, &(0x7f0000000200)={{0x7f, 0x45, 0x4c, 0x46, 0x8, 0x9, 0xad1b, 0x1, 0x5, 0x0, 0x3, 0x9, 0x378, 0x40, 0x5, 0x20, 0xead, 0x38, 0x1, 0x2, 0xffffffff000, 0x1}, [{0x1, 0xfffffffffffffff8, 0x7fffffff, 0x4, 0x8, 0x2, 0x8, 0x7}, {0x70000000, 0x9, 0x9f81, 0x7, 0x9, 0x3, 0x101, 0x6}], "dea3bb188ba220e4ffecb180cba6af45ae7115e4326613cc326d38c7eacb80f3b752ddfdffe6bd1c70d1e3f638c40637", [[], [], [], []]}, 0x4e0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000040)={{{@in6=@dev, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@mcast1}}, &(0x7f0000000140)=0xe8) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000800)={{{@in6=@loopback={0x0, 0x1}, @in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x4e22, 0x6, 0x4e23, 0xfffffffffffffffa, 0xa, 0x80, 0xa0, 0x2f, r2, r3}, {0x0, 0x69b4, 0x8, 0x4, 0x100000001, 0xa9, 0x80000001, 0x5}, {0x74d20f9, 0x3f, 0x4, 0x4}, 0x7, 0x6e6bbd, 0x0, 0x0, 0x1}, {{@in=@broadcast=0xffffffff, 0x4d3, 0xff}, 0xa, @in=@multicast1=0xe0000001, 0x3503, 0x6, 0x2, 0x6, 0x100, 0x8, 0x80000000}}, 0xe8) ioctl$sock_inet_SIOCSARP(r1, 0x8955, &(0x7f0000000780)={{0x2, 0x4e23, @rand_addr=0x8}, {0x306, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14, {0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x20}}, 'veth1\x00'}) pipe(&(0x7f0000000900)) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000280)='tmpfs\x00', 0x0, &(0x7f00000002c0)) mkdir(&(0x7f0000000080)='./file0/file0\x00', 0x0) r4 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f00000000c0)='./file0\x00', r5, 0x0) setresuid(0x0, r5, 0x0) rename(&(0x7f0000000040)='./file0/file0\x00', &(0x7f0000000140)='./file0/file1\x00') perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$sock_buf(r0, 0x1, 0x19, &(0x7f0000e530e9)=""/16, &(0x7f0000000000)=0x170) [ 582.449967] FAT-fs (loop5): count of clusters too big (7536638) [ 582.456142] FAT-fs (loop5): Can't find a valid FAT filesystem [ 582.463276] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 582.485568] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:55 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xf6ffffff, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:55 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f80f9700000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:55 executing program 3: r0 = getpid() r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x410800, 0x0) ioctl$TUNSETOFFLOAD(r1, 0x400454d0, 0xd) sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r2 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio\x00', 0x400000, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x200003, 0x0) ioctl$void(r3, 0x5450) ioctl$EVIOCSABS3F(r3, 0x401845ff, &(0x7f0000000040)={0xff, 0x3, 0x1ff, 0x1, 0xd949, 0x6}) read(r2, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r2, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) fchmod(r2, 0x8a) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r2, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r2, 0xc05c5340, &(0x7f0000000300)={0x0, 0x0, 0x0, {0x0, 0x1c9c380}}) getsockopt$bt_sco_SCO_OPTIONS(r1, 0x11, 0x1, &(0x7f0000000100)=""/49, &(0x7f0000000180)=0x31) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000580)='/dev/sequencer2\x00', 0x0, 0x0) [ 582.497327] FAT-fs (loop5): count of clusters too big (7536638) [ 582.503446] FAT-fs (loop5): Can't find a valid FAT filesystem [ 582.654289] netlink: 4 bytes leftover after parsing attributes in process `syz-executor6'. [ 582.663334] netlink: 4 bytes leftover after parsing attributes in process `syz-executor6'. [ 582.672540] netlink: 4 bytes leftover after parsing attributes in process `syz-executor6'. [ 582.683420] netlink: 4 bytes leftover after parsing attributes in process `syz-executor6'. 03:35:55 executing program 6: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nullb0\x00', 0x80010008001, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x3a000000}) [ 582.697629] tmpfs: No value for mount option '®qä2fÌ2m8ÇêË€ó·RÝýÿæ½pÑãö8Ä7' 03:35:56 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") faccessat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x40, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_JOIN_IP_MCAST(0xffffffffffffff9c, &(0x7f0000000100)={0x10, 0x30, 0xfa00, {&(0x7f00000000c0)={0xffffffffffffffff}, 0x1, {0xa, 0x4e22, 0x57b, @mcast2={0xff, 0x2, [], 0x1}, 0xfffffffffffffff9}}}, 0x38) write$RDMA_USER_CM_CMD_LEAVE_MCAST(r1, &(0x7f0000000140)={0x11, 0x10, 0xfa00, {&(0x7f0000000080), r2}}, 0x18) [ 582.733279] tmpfs: No value for mount option '®qä2fÌ2m8ÇêË€ó·RÝýÿæ½pÑãö8Ä7' 03:35:56 executing program 3: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='environ\x00') preadv(r0, &(0x7f0000000100), 0x361, 0x0) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r0, 0x6, 0x21, &(0x7f0000000040)="75ba41fdd926b9d6af850d83f9803fc4", 0x10) [ 582.800963] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 582.803121] FAT-fs (loop5): count of clusters too big (9899774) [ 582.816273] FAT-fs (loop5): Can't find a valid FAT filesystem [ 582.836898] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 582.847304] FAT-fs (loop5): count of clusters too big (9899774) [ 582.853431] FAT-fs (loop5): Can't find a valid FAT filesystem [ 583.392497] Unknown ioctl 4724 [ 583.543793] Unknown ioctl 4724 03:35:56 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x1f000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:56 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8007400000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:56 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x200000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:56 executing program 6: r0 = syz_open_dev$vcsa(&(0x7f0000000100)='/dev/vcsa#\x00', 0x40000200, 0x0) preadv(r0, &(0x7f00000022c0)=[{&(0x7f0000000080)}, {&(0x7f00000000c0)=""/50, 0x32}, {&(0x7f0000001240)=""/4096, 0x1000}], 0x3, 0x0) connect(r0, &(0x7f0000000040)=@in6={0xa, 0x4e21, 0x1, @mcast1={0xff, 0x1, [], 0x1}, 0x8ba}, 0x80) 03:35:56 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) ioctl$KVM_SET_GSI_ROUTING(r2, 0x4008ae6a, &(0x7f0000000040)={0x1, 0x0, [{0x3fd}]}) 03:35:56 executing program 2: r0 = open(&(0x7f0000000080)='./file0\x00', 0x20000, 0x82) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000140)={0x1, {{0x2, 0x4e24}}}, 0x88) r1 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000040)={0x2, 0x12, 0x0, 0x0, 0x2}, 0x10}, 0x1}, 0x0) sysfs$1(0xfe0, &(0x7f0000000040)="ec00") setsockopt$IP_VS_SO_SET_ADDDEST(r0, 0x0, 0x487, &(0x7f00000000c0)={{0x62, @multicast1=0xe0000001, 0x4e23, 0x4, 'none\x00', 0x3b, 0x0, 0x51}, {@rand_addr=0x10000, 0x4e22, 0x1, 0x8, 0x2, 0x7}}, 0x44) 03:35:56 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0xaf, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:56 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x7}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:57 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x0) ioctl(r0, 0x4000008912, &(0x7f0000000000)="295ee1311f16f477671070") r1 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f00001bf000/0x3000)=nil, 0x3000, 0x0, 0x4011, r1, 0x0) r2 = openat$cgroup_ro(r0, &(0x7f0000000040)='pids.events\x00', 0x0, 0x0) setsockopt$netlink_NETLINK_NO_ENOBUFS(r2, 0x10e, 0x5, &(0x7f0000000080), 0x4) madvise(&(0x7f00001bf000/0x4000)=nil, 0x4000, 0x3) [ 583.707261] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 583.745057] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:57 executing program 6: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) r1 = dup2(r0, r0) ioctl$SCSI_IOCTL_START_UNIT(r1, 0x5) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:35:57 executing program 3: mknod$loop(&(0x7f0000001440)='./file0\x00', 0x0, 0xffffffffffffffff) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380)='fuse\x00', 0x0, &(0x7f00000003c0)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0xa000}, 0x2c, {'user_id', 0x3d}, 0x2c, {'group_id', 0x3d}, 0x2c}) syz_mount_image$xfs(&(0x7f0000000040)='xfs\x00', &(0x7f0000000080)='./file0\x00', 0x36b, 0x4, &(0x7f00000002c0)=[{&(0x7f00000000c0)="c9e0100a83a739ded75af91672a37dd141e98a1411987513e72ef445f781cd5cd1e86e6eb2ea83c4e20e75a4c91f6f54947c6dc3d45de34d8e22e37fe8d181277d07a9cad7cff6aa8393b7573837b61cb7a3e603cfe39c419a930a309e36c764fe77c374712f60efa8338940975fd3e384647af9d57dd6591b2dad57f3c0b06c139ecbece78421878cc26eccda9b19558fefe4f3e2f986fc12cc60c4095264caeef68c95a52b74044e24f0585cfb03c31845989fe692f7d80ce008e31191ddb6489d3836df0526f0b022f8606d9080086ce987e561574c941c", 0xd9, 0x358}, {&(0x7f00000001c0)="ef2a8948a03bbf230643bfa660cd184a58a0138147e7592b9d3d6cf164aeb43db54ed86515662a785b886dc053d59e612a3e9c7a21cd806e3cf42ea829714fcf75d03f238379252c7085b34b556ed6494ea383c12f130da717cd1bb920bb40b932b98a5501221c637f6c035200a3952cf90e4a3bc510d668fcf7456a34133a288684519b2dbfb781d2b469ecc65986f4612d4a2be9ecef23862d6915541ee98c6317e585778d6b75e38fde2c64d46b019de6ef5df7c05f1dc428a9913f76d82674ba8461042ffdb4f82393590c5501f24fea1b3f012d029e7185e58db3810c0f2ea9c1a7f0862683adf7a907a3e3161ea44c1766e642", 0xf6, 0x7}, {&(0x7f0000000440)="b8046534fca2c3443a217af959479dc1b39dda04ffc3b72045f8fe015ab180dc882b38cb3dc6146f66dc386ce7cfaea207d1573c84e783123e8798f8ee16ca6b9a798f7510b04b1f74a20d44c2136afcd76fccf4dd4faf918e0a6c9d5cbdc99fb997b757f8188aa9a236812106aefd53541e38c31e05f3c532368a11d3bd717a2cc983a6367db583199c", 0x8a, 0x1}, {&(0x7f0000000500)="3b75fdc53c981dc7af15eeacc6ca3636489841f4621418cdf0cbfa65c74f4cd969e89a56503874c8d206af4ff4cb606054e1db14cb74b6e6087b531674fc605fadf619bf29449d21a39ec207e5975a5bbe0bcdc566c01a7b2eaa618cde08e4b87138e68708042797000cb3d4dba1b85a73b782e10a8cd038ee7304fe94c25ab4e048f34927df9b49404deddabd6299018ba193669aa5ef2c25941dee5ab6ad839fa070d16b24590b4873bc404ff8618b594f6e907263ecaa03eea990595ca74a7306", 0xc2, 0x6f}], 0x400, &(0x7f0000000600)={[{@ikeep='ikeep', 0x2c}, {@nobarrier='nobarrier', 0x2c}]}) 03:35:57 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x74, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:57 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f80e0000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 583.747579] FAT-fs (loop5): count of clusters too big (7602174) [ 583.760291] FAT-fs (loop5): Can't find a valid FAT filesystem [ 583.788399] FAT-fs (loop5): count of clusters too big (7602174) [ 583.794612] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:57 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f00000000c0)='/dev/snd/controlC#\x00', 0x0, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x200000, 0x89) getsockopt$inet_sctp6_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000180), &(0x7f00000001c0)=0x4) getsockopt$inet6_buf(r1, 0x29, 0xd3, &(0x7f0000000100)=""/128, &(0x7f0000000080)=0x80) ioctl$SNDRV_CTL_IOCTL_TLV_WRITE(r0, 0xc008551a, &(0x7f0000000040)=ANY=[@ANYBLOB="090000147756563022c847b06cdd61b3"]) 03:35:57 executing program 6: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) r1 = dup2(r0, r0) ioctl$SCSI_IOCTL_START_UNIT(r1, 0x5) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:35:57 executing program 3: r0 = socket$inet6(0xa, 0x1080000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="025cc83d6d345f8f762070") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'aegis128-generic\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000080)="ab553fec94248c32e27d04000000288a", 0x10) sendmsg$alg(0xffffffffffffffff, &(0x7f0000001380)={0x0, 0x0, &(0x7f0000000140), 0x0, &(0x7f00000004c0)=[@op={0x18, 0x117, 0x3, 0x1}, @assoc={0x18, 0x117, 0x4, 0x2f5}], 0x30}, 0x0) write$binfmt_script(0xffffffffffffffff, &(0x7f0000000300)=ANY=[], 0xffffffaa) recvmsg(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)=[{&(0x7f00000001c0)=""/32, 0x18}, {&(0x7f0000002480)=""/4096, 0x1000}], 0x2, &(0x7f0000000340)=""/123, 0x7b}, 0x0) [ 583.950991] XFS (loop3): nobarrier option is deprecated, ignoring. [ 583.974873] XFS (loop3): Invalid superblock magic number [ 584.025011] FAT-fs (loop5): Directory bread(block 2589) failed [ 584.034654] FAT-fs (loop5): Directory bread(block 2590) failed [ 584.042329] FAT-fs (loop5): Directory bread(block 2591) failed [ 584.049265] FAT-fs (loop5): Directory bread(block 2592) failed [ 584.055799] FAT-fs (loop5): Directory bread(block 2593) failed [ 584.062507] FAT-fs (loop5): Directory bread(block 2594) failed [ 584.069134] FAT-fs (loop5): Directory bread(block 2595) failed [ 584.075438] FAT-fs (loop5): Directory bread(block 2596) failed [ 584.084794] FAT-fs (loop5): Directory bread(block 2597) failed [ 584.091216] FAT-fs (loop5): Directory bread(block 2598) failed [ 584.629473] Unknown ioctl 4724 [ 584.778684] Unknown ioctl 4724 03:35:58 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x40000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:58 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x10, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:58 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8f5ffffff0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:58 executing program 2: r0 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='/dev/autofs\x00', 0xffffffffffffff9c}, 0x10) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1a, &(0x7f00000001c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="ee000000ab06ce36d6a4f441fbd7cbf34ff85ffcb6c20bb097ae8b0807b845e2c5a46e537d190ade59e84f76277b738e6225251a466f9679a050fef6eccfbaa94076fa7b58325c53cf1bd307674259975b8922c8866998c653c652802d449fce6e0b87e01c096dc9dff3449c474a6826ba8b9203113af7435897f7782fd8aab6c9dcd1dc74813b74bb57a7e84bca6a4dac507bf41da4e53942b993a662e2a04061abd236af4b44af2002a4dbb1f52cbaac6e1f9fe6d13cf4d5a630057281bb869923a73c7912a9432f4a89da4de9c8477d325cbc98ac00ef3e51c43f2864b8d1bf97098f8c9d5c6661274be9c42678120bfd"], &(0x7f0000000100)=0xf6) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000140)={0x0, 0x4, 0x10}, &(0x7f00000002c0)=0xc) getsockopt$inet6_tcp_int(r0, 0x6, 0x22, &(0x7f0000000400), &(0x7f0000000440)=0x4) getsockopt$inet_sctp_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000000300)={r1, 0x4, 0x5fc4, 0x6, 0xffffffffffffff5e, 0x3, 0x3, 0x15, {r2, @in={{0x2, 0x4e24, @loopback=0x7f000001}}, 0x127, 0x0, 0x7ed}}, &(0x7f00000003c0)=0xb0) openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x0, 0x0) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000040)) ioctl$KVM_CHECK_EXTENSION_VM(r4, 0xae03, 0x8f) 03:35:58 executing program 6: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) r1 = dup2(r0, r0) ioctl$SCSI_IOCTL_START_UNIT(r1, 0x5) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:35:58 executing program 3: io_setup(0xfffffffffffffffe, &(0x7f0000000040)=0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000180)='/dev/vcsa#\x00', 0x34a, 0x490000) getsockopt$inet_sctp_SCTP_AUTO_ASCONF(r1, 0x84, 0x1e, &(0x7f00000001c0), &(0x7f0000000240)=0x4) getxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)=@known='com.apple.system.Security\x00', &(0x7f00000000c0)=""/92, 0x5c) io_submit(r0, 0x2, &(0x7f00000003c0)=[&(0x7f0000000140), &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0xffffffffffffffff, &(0x7f0000000180), 0x0, 0x0, 0x0, 0x17820520fc5b4962}]) 03:35:58 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x18d, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:58 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x8}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:58 executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='fuse\x00', 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB='fd=', @ANYRESHEX, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB="2c67726f75705b69643def6a2fbbf71e6003ea0ed52216b07bf7dfe34f0eb9679473e81ea0437bdfcbe05b2095bb4f8320b444002ff3b0ec03671ecde7b9481d38d65ac54a9fed899f256b819663b9ce1c2edeb81fc8faeac8", @ANYRESDEC=0x0, @ANYBLOB="6c02"]) stat(&(0x7f0000000280)='./file0/file0/../file0\x00', &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = open(&(0x7f0000000040)='./file0\x00', 0x210000, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000001000), 0x1000) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r2, 0x10e, 0x4, &(0x7f0000000080)=0x401, 0x4) write$FUSE_INIT(0xffffffffffffffff, &(0x7f0000000100)={0x50, 0x0, 0x1, {0x7, 0x1b}}, 0x50) write$RDMA_USER_CM_CMD_NOTIFY(r2, &(0x7f0000000440)={0xf, 0x8, 0xfa00, {0xffffffffffffffff, 0x8}}, 0x10) read$FUSE(0xffffffffffffffff, &(0x7f0000001000), 0x1000) r3 = syz_open_dev$audion(&(0x7f00000000c0)='/dev/audio#\x00', 0x802000, 0x10000) ioctl$LOOP_SET_FD(r3, 0x4c00, 0xffffffffffffffff) write$FUSE_ENTRY(r2, &(0x7f0000002000)={0x90, 0x0, 0x2, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}}}, 0x90) syz_open_dev$adsp(&(0x7f00000003c0)='/dev/adsp#\x00', 0x1, 0x480) write$FUSE_DIRENTPLUS(r3, &(0x7f0000000600)={0x160, 0x0, 0x6, [{{0x6, 0x1, 0xff, 0x9, 0x2, 0x80000001, {0x2, 0x200, 0x6, 0x0, 0x9, 0xfffffffffffffffe, 0x2b9, 0x3, 0x10000, 0x2, 0x2, r0, r1, 0x2, 0x7}}, {0x1, 0x765b, 0x9, 0x3, '/dev/ppp\x00'}}, {{0x2, 0x2, 0xaeff, 0x6, 0x6, 0x8, {0x2, 0x3b2, 0x4, 0x9, 0x6, 0x1, 0x5, 0x7, 0x1, 0x2, 0x7, r0, r1, 0xffffffffffffffff, 0x3}}, {0x1, 0x400, 0x9, 0x1, '/dev/ppp\x00'}}]}, 0x160) read$FUSE(0xffffffffffffffff, &(0x7f0000001000), 0x1000) getresuid(&(0x7f0000000180), &(0x7f00000001c0), &(0x7f0000000240)) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f0000003000)={0x90, 0x0, 0x3, {0x2, 0x0, 0x0, 0x0, 0x8, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000}}}, 0x90) openat$ppp(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/ppp\x00', 0x80, 0x0) 03:35:58 executing program 6: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) r1 = dup2(r0, r0) ioctl$SCSI_IOCTL_START_UNIT(r1, 0x5) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:35:58 executing program 2: r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x80, 0x0) r1 = syz_genetlink_get_family_id$fou(&(0x7f0000000080)='fou\x00') sendmsg$FOU_CMD_ADD(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="ff0429bd7000fbdbdf250100000004000500080001004e2000000800040002000000080004000200000004000500080001004f230000080001004e210000"], 0x44}, 0x1, 0x0, 0x0, 0x80}, 0x4040000) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000004fc8)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f000000b000)={&(0x7f0000001640)=@mpls_getnetconf={0x14, 0x52, 0x1, 0x0, 0x0, {0x1c}}, 0x14}, 0x1}, 0x0) 03:35:58 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x2000000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 584.987829] FAT-fs (loop5): count of clusters too big (16774398) [ 584.994113] FAT-fs (loop5): Can't find a valid FAT filesystem [ 585.025197] FAT-fs (loop5): count of clusters too big (16774398) [ 585.031446] FAT-fs (loop5): Can't find a valid FAT filesystem 03:35:58 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f80000267e0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:58 executing program 2: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet6_dccp(0xa, 0x6, 0x0) ioctl$BLKALIGNOFF(r0, 0x127a, &(0x7f0000000200)) getsockname$inet6(r1, &(0x7f0000000100)={0x0, 0x0, 0x0, @mcast1}, &(0x7f0000000140)=0x1c) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") futex(&(0x7f0000000040), 0x400000085, 0x0, &(0x7f0000000080)={0x0, 0x989680}, &(0x7f0000000000), 0x0) ioctl$int_out(r0, 0x2, &(0x7f00000000c0)) 03:35:58 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000000000)) r2 = open(&(0x7f0000000040)='./file0\x00', 0x2000, 0x1ea) getsockname$inet(r2, &(0x7f0000000080)={0x0, 0x0, @rand_addr}, &(0x7f00000000c0)=0x10) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r3, 0x4400ae8f, &(0x7f0000000500)={"ee44f6c4462ead07ba4b32701c283f44b42a4da119ed420e3deab8a69deb514b60b4363a3329d9d5bac37ac5524bc2218f6aa1d2ae323266ba9c4bbc1af65be12509893321b9296ead9262139eebb18833c543805df08837c9dcce7784d6e4e919e37ecca29a2b008c2f2e918bf8c7c6c75372ca459e25f18cc3e06ab93636d7468bce84fad46dff7efdb3968d59a2687a3e8c06362d6f847e25cd6b551c5a52eadd875f51894442522a829c4bef59a57df780ddf95a217cf7226390193fb5e98386359e8c20b220ecf23f7dd707d88450cbd9647f8b48b33b74ecc4a2b8018435fd0bf01c03d554203f63407f36a47250c11cd9f2bb2a4cc19d4494bed1b0080520130c49a11a642455fd6f334232045427951ae28773093daec7c2a98ab732c6897a948ce4d90b0b600bdd206e0347aaf4f936ce68c5ceb70e9e29bbb1a5719d3b0c453d4c15c8f985ae6e301c16838dbf323001c22f88ca2c860c829b7a628f961cb30feba5b491c99010aa0f1f78a708ebd8f8ffba5614dfa080dc89400ed6ab59f47eb55aaa2b1119843fda043abac90d1a0c5dd199c195f6f66ec20b9b78b0e5638ebba8f5bf9b3a43bf574ddb0a6fad5743574cfda8ce45c5ddcf447db60007bdebfdef06245952ed45d02c6f74c06761100a004c49b90c76e02de27ea86d9d4d4ab9832f7a4f8ec9f6360ca5eab3babe11195209a878f2d99de91bd02f5813db33f9b42caefc0e489a097ce63155f5cf7fd06cd232bbdb6ef14762df2793ad9e866bf5a0013c3a79287ca60737e50a873b7d43ab165ce370c133d8cacb563de4c13ed665635d74cf940ef83b8a0aa4d5b71b0cf9e42fa64ff6643d05c88484795fafcaead4fd9ca234c1df2e8ddd3836a152f9e39f4a702efbfc5b7f2cde421f02d1d575198ea4f2cb9eabd079777e0827b11b154677cd337a9bbc294343fc2fd435cb7e2b24a994e1204b3f61bb31435317f272d28e13bf1aa34166be883c50f26e58d92dd760d1bda4950bd029cb4c5b10ef7bca05c40b247ca872fb434561367e0a7f4afc4f9acf83955cbc3573d47ab93e015447bbe3e55188f68372130b48555ba4342a153ec9f78e98c7b0360d365575ac4f118c278850f3006d66f381ef31f158c57238b375caccb2ab01f72d29cf1e3015ed00dd312900db0443d6268a11d264ea7a9d63a765a6288be8302f9fec8b9702a7f233a14417fd5c9d17ed77d27f314ee29eda912968922c5e9f6600d3b907999bc0462debf3a6b80771c41b7a5d0543ab27909cff43067426141187c89f8c84b7b760a37110490c85bcbb543d7a159af5e5fe50911e4ae97674fef103be96abb2302b305c82dad57e6f412ef9cb843b639ebecf391ce96eaa613550adc46cb9cd573c5afeb36cb72a1e4902b6ba1a8de38903e628b6623b085d51bf0817cc1541f3bd5cdb1f0d"}) ioctl$sock_bt_hidp_HIDPCONNADD(r2, 0x400448c8, &(0x7f0000000900)={r2, r2, 0xffffffffffffff13, 0x80000000, &(0x7f0000000100)="138c6cad405dd10137017960beb15345ab906e993167a36d5ab491ce0f5f37d3a62d40e938d7dba78bd90d815274111a738b76bb06d5bab789a844d38115ab270f80f3e035918d069946b6e5121627b7dcef5f5dd4a5f52ee88332ea443c66f1341079a8336bd542b2425407de65b5c6410e932c9f4ecca4a3e102fefa5901aeb966a781d28870055bffc9f4d001ff3c760f39dfa6e66145b3b26c792b3e23437a6245a3ebdd2a718a0008c591abc88f16c1e79e8f73fa58fe2b8130", 0x1, 0xfffffffffffffff9, 0x1f, 0x0, 0x2, 0xc7, 0x5, "2ff3d990d2c3f9bb36e6af9dfd859e8512c68fd136174b4cf0a2e0cc4fa39d5132ef3410123a828a5a1c3acf2581970b1d1d551b4d7d484430f3bdcd3356f7149650296c3dfcb5fcdb727d3cb33fc074b9e75c89e6bdf24d3e6ca5fc0c8b45f9a699537eba076bda803e28aad518f9ae58c8dc64311c7b790b5f45c068096411cb220d02fa1888b78c86df39ccd778f40a92f9ddceec763ce13306b510f92fdd567404c6d91d309a204e4ca9aa421dbc4002215e3628dbd0fa15ea844c3937280aab79bbab466090a017984af940a24768739125b90ef5956dc1226eff677b630c5056ce7ed8e422f5fbae4c9fd297f241f86faeb571d812f4ace78b39386e4df7011fbfd68650287bca5901e5a4f5d05d72e8fa04b44676a69878e704e5411e3d50d45bee9273e6cb5995a3e2a4d812697d9f20753543f69a3088ebfd7365dae3111fd87e6faa82a5a570e9b9cfdcc85daea489467f716b751be4356d777f8264ca70fed5f5c168bcbf90c309196b5c94ec932c51e1a3de98ad5a399385fdb6c1e4348aa58eed7cb00cd9a67f195da9bc5b91a63362bcf6124118ae482c0e4c9a37d3e215a6c81ec8ba418708850b4950e1ebbfcdaed8e824c993202ac0ee44cbc0f50294c8b6e26a41ccd0966360ee04f90bd690513b8e78234a838f35a6937c79ec395924e43847af152a4c641c41a51ae4826dcda489c5d6fead46f9d346aba89ff1813ee2dd6ef475dc5b3a37abc3073afe66bde796db2d36d32d23c8384abfb88be5e1deb700a7a03d79afadd034fe3873eb618dcbe5f7dbc64538376ab97235c86ab824079a55f3289dabe30b63c84fcc085430f4b720e910711b460bbc363f774d3f3aa85224b9e2bb0cfc9149f49ba7162042b10b9c8bdf67a66b9e4bc9fca566d36bfefad27d7fbb2a901ad317ff8207edd31e6f6eda0cfc772ef3fae6c7cfa2e95f97688f7dcbed09a0c833f7c1baa008f3078a6eb64e134e7eb2e2a460a5c7388858264c736839246e460ca825261e0f41c141af0134dafa742b1111fc06ef1909c815585c175a082ab0267556bb26cf61c56c4d6426247c4272b6a9e1bda09e67c5d71280a8ef63b61349cd06d6195d0fddf35978c115926241573cc2e645c64d87ad74782f13cf6b31acdbe5719adb774b792316a0a4f413b9218bcdb74bcf8382c793447b98dd2a78622821ea3a42cb19b482e02c600bf9db0c82882553597cabbe1022ceb566eba37da531432b93b6e140ca0bbdc7fc2b39e21e50893a8a070e0ba1406e843fb9d41bebe972daaaca062e83bd7bf32005732bf2ef7ef1b26f79c3e05793dcd8408ba29f700e4e1455d4b24dc5eb426d8c0592a4f696af6171b0c61b31bf687faa129e76d0b1876b172105818507ed36da2f2a4132cab50c8bf2ce1a56804e37a43186a2b83069ab0f1b092d06a5436854c4e8fa576c61eeee2a7fadd56cab2fc69354a169ae6b78868b8f6b33ab68dda882d43fcf9a9ecf3f791ebf290e257581663b621353388054c5abf7f70764b963e7aa98143e967e13befa8e4e6305c136b9d4050d3a84f0594959c5408a756c23d6210219a3281d20390d295e3c6798b7bce24681eee33aef58d9f4e350f27e9f3662363117250a4ab788e108846d75cd60381b913bebc756ec06e76785a6bcaa724750b4532bffb2645b22ab5a27d62b693c7bbff7d321a6269aacf1c9ae22e3fcc2e117bd4e89bca7f96c3080f73fffd5fa2e4b0db7f2137d4c52fb9866d31df6db9b1b3785f36912f3830041327e50ae462ac33ab7892afb60a82753f87c2b9f174e715a19c84378ab87f8f4afe33087bca9b4f77455f5799836fce9ba29e1a938b44730e7f4d1add802d46ccfd723b52af966eea9e091802920f4040999a192783769036c41496a1e080e51108e69895c01533b0df7437f0c5fb472df4734ec63b6c3aed9ecb6315cda6d30ee2b806ca327d9330037fa139286eb74cecada0ef9a52dc6b530c29dcc5124f7205daf4b1147a7cbf29d56c4da9f81ad79812feeeb05d2dd0b6f4a1d7f4a62ff62d1340d9a693bee95f61866e73c4f0c6620b138ebc4a112514fcc6537bd7ba62f99c561a2f3254250046afd720429f87d2379e2f44ab78597be001f1e8cc080d81fa839e1c50df6e14ff99895b0fef36137f27ba136a9b5ec2703eddbb83b032b3808cd3f875cc06f6e9df5c570723b613be9c32bb2406359e505bc94caf66468653c801f0966cf9bfe15d62e5d0ac2a2aa074ef65dc31bfa35d25f9b7fa1423baeca28353068d2af7c5c529724ae51ba64535183b46db529fc21c32de2cc60a1a6db888ecc652f275f78459c8f85d60d96ad54ac73c1780340b119d3bb9510e94f3116710df8654709f66e95c35989b0834459e426853d4a055b50522802866eaf3a04f4f94057ce64b8a4e3c0d4d76c85a85510b40d640cb62f268f4678b6a51ddc937f6db3844d40a7a55a1b0d6d24ced02797d30b4b4d9bbbf3de7a89976d4a83b1fd8586a34deeaa06068512673c8291ef89951838f693b455bb410b26ca8da02ef6602d7cd6934e9d9acd81ea250f35caaf5644aa4a2b169662f5f16a7b6011e4f177c0f7556c63520f8f625c37865b181b3a40ebc20511095a2f9e3c40f2594d79ba987ba524303307c3d299bf664ee276a78b819bf2f408da90185d35eaec0ffb37abe20a1f75bafa29cb8789834f133dd6fd4c23f80c504870fb55ad314bd84d12616a5894c1da39c8c09eaa8ae2a94eda1065a690731477a31569171a0ca15a386193358e8568b0079ae2cea39c9dbab8a719438495147e50f0c303ecf24b7de9e70e9c07cac2ac7bba4680802cd639ac3368b410dd73f77e122ecad41ae16e3f9ffde8a35f9692602802189d396eb7cf639112980b2a506885743971902c59c584ae2e0ffa9b910a4e71467bc58cf398737ecca3f8855a1573b184eb71d7bed49994afb429889b8bed6e8df442062fa9fc58b6568b81dfd00f3b7ce0bf3cdd2831223abc9ea6b959230074326efa84226f84a2a8120ceb43c6fed1c7348d69d368fbf038e8ba794ccb7a991fae18c23b9b05c70fdc0984f08e34ecc6046e1ca3a5994b39cf3bae52339e00b47f4236112e5ca02bf35c59da0afb4d75b218dab6adbfe203e30b3825f5cfce6b6c8f55c8ed8b8f5752b24a7c673c88a92b2a6a20e7ce79bcc932a40427fd5ab0409ebf3e62ea4e4d209e7e418ca496b2969ee331127b72aa7e72375107c3b10f2dfe08f37dea0344f4b2be95e796b253a12e67f82631f6cb3ceeea2540f1fae1c7a0e0662990645e3589e209c0f38f230f44f9a71cc0bf734952a06883987f541209abc920e6306aa8080325235bb910a63f8bb54c4a46605c9206f1374bbe0dcf49d2f66127b6ef1159e8c47fed8d1561655bb29f4617f046add96d2dec0d0692e4e3ae7eb22706cf4ab06ab747daab049f8f8333f0712a61ec99e74dc6bb48df1fa95d8f689e5d42296a4d8e74915902f9fdce8dd381d15efb202c73ca629b5829c0663848b1d70bbd9b51832bbaba7b67c701aaf7ab04114cdc1603f1c0d7bd6901676d0bc7860c11a29f59d52fa6898eb120a9ba7e0f2759663ee0372f795ce478f397b90ce6bff5164dba1fdebeb088366986b37888ada4ba5977b6394ef15ce60f126ab58be0bb3fdae843ddec2d4489c774c6972f20e2059c504174bbf948f02d10d0d09de741d1b3964e6c9a3581484bc708898f013b682b283cf8f27f5d0fef475fe2528aadfb8b6571bc4e3a280f56a59036b08aa3633636c56952a155fdcf316bea1076a0c34d1eb2d77fde51b97c432d67508f6ad69ed9443b1db133488cdbe947fdac41bca922c9a67a84bd48db80ca243d03fc828e4d02a7ff54861b6d522f7b94de4a3fe62a44919729c1fc286128819991840a67cb1c4b69d23ea362067207880e963d6b4bf0b8c446da0ca701b94496c2bb63d63d5a8aafe8bfa0df7d4ae6726c813371392eade292379b26b279bcf0f2f81b0c1d888a4a4d065124f5160aca3bf7212296005f65795b7ccdde8b267fbd84bf67d842f41e8bec82ebb2c213b7cd9e249141e7f40a5adc7a02a9827b4f101e92d976475d9a983e74c535ca4d7e41c0d050c2da8f9a20e65535203e2b1f4175d33b7c5f5283ee1a8f38e70aee6c3a6dac242ac5e978969bfc198ff0de3463160947e69e06ea88891bd96373980f58928ff9fa9255e15d3de995d6214aa48fb232f4f5e0d776c457b3a90236b93697ecc1017bdb170865af39bbb46a20c141b7b76dd3384b247b0c707bdb882e50e442efc2aea6c84f0861c1d753779d6974a87d8a31073897e4ef379c0fa01687bf2c09f14aceb48ca8e68d2db2fe1b446e8caea63b9cca050b529dd36e6450c8ae8d499e38d74306b21407fb1ca01b1c17170e251357d81dce7ac3ead8a51233906024193c08e87ead3c0d2ca631d23b1133dd04c9706050efd2d011bbb5693a44266b4df855050e23cfa7fb79ae52fa22fb194806fc2880f707f668a0d5ca0cda8150bc7f5a4c80c878e203ff7e390f4e3f09fd669e81e2c187c90cea608dc57635c99f9553383c6bd0d4e2e2ed03994ac1beb736f284d43f6c2c31f4b973d5528a3e9765b22e119fd3ad583a39e743d9fa23f7c7e42eb95d637e6a269f7b96620505d61fabb729753489b3a842d9bdbabae0c807eac4798350ed9cc09a7549aa30529f54d781bd542dcab76633dd1a8442bb57f4f1ce0813c354e05d2e92f98fad73d9ebcd33f3c6087bfffbf0fde24db9f515bb8440154456770d6d23282ab254825a15cc1c1ef7db21c4a31d3bd4eef4376274c6b7d13d4d1c8a768da43ebd44a416337652f2878af9838b78a65b325f3388d5839f531474f39c1183798df2441eb0486661a1dc73d4d4f3c65588919ae829ff7479d86c4b6394c6123606ae72d14ae45aa9dbbf3b8a738f65af9de4080e40e7f2eed17ae0960aad2f6b45591b118092c58da5bb95a24c701fd9b54a25c6bbf7b7361d2c2e0c946228a521b1861f4dbdb05dc5545a7d0e5a05d4dead6b4ceb7525963fb2900ded26415231504ab4db5a5ccc21b76de5c4bd0b3e05fcdd2447802b4e461408d7cdee1f6a7406464336320bf934b84c7f084a7ef0d4b1471b461136f1af00368357882a40e1243c7ba3bc83d44977052dca850a8d9cd22fdfb4614e64000d2e773064b9a5fb01f7e6813128535fb8ca7bce8891d112ca6bebe0b3fd7b5e45255e68e7dc4054e97cfe6c60188952681b700f3d2da090a5006931072083301ca05dad7906f9e5e9b5b42531e8f2261579770ac6984e473a8b779abb44aa98ae8f4d4629f8a0f4c450550695ed0111a121dc0fb800298d417363177cba4684acb1fd42223a2bb4369be146154437fe950f320b139c37f460ba8385ec3f931e4c1e66676fe8cb4a13760be13ead6101108773f0da2ada9df20e02eacedf310b8ee39fda7e31e0908f3a7589f9af3ded1ac2611106d563436f293e0b1b60c4579737b7a5a7c51453d9b61d3af2c95f67e389ea2c9961e8fb9c0504828e80fd589965a1ee64fa5437cd24cf338ce30bb92dd8e6de6442d3293dbc4eda72ff3067230caad8fc1b8b61c03d45d7ade7f04266c0245958e5be8e0dde92b9f0a12ecea8df29de33665753e5285b7ffe243e7a0c3d6401cab5dae8da201828ebe8ba2f733104ed976ad70b8cdea1aa100d373223a713d8bfcf54d254f8d92b8a3541158694beee93328e1bd25f23ab7dde5c23f88186f10978c2bc4f1fc4e0ba8e1ca449f9"}) ioctl$KVM_SET_SREGS(r3, 0x4138ae84, &(0x7f00000003c0)) ioctl$KVM_RUN(r3, 0xae80, 0x0) 03:35:58 executing program 6: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) r1 = dup2(r0, r0) ioctl$SCSI_IOCTL_START_UNIT(r1, 0x5) [ 585.285235] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 585.999609] Unknown ioctl 4724 [ 586.149689] Unknown ioctl 4724 03:35:59 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x4000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:35:59 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x7a00000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:35:59 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f804ab00000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:59 executing program 2: r0 = syz_open_dev$binder(&(0x7f0000001000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) r1 = syz_open_dev$binder(&(0x7f0000000200)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r2 = fcntl$getown(r0, 0x9) migrate_pages(r2, 0x8, &(0x7f0000000000)=0x1, &(0x7f0000000080)=0x2) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000012000)={0x8, 0x0, &(0x7f0000000b80)=[@acquire={0x40046305}], 0x0, 0x0, &(0x7f0000000b40)}) close(r0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000008fd0)={0x8, 0x0, &(0x7f000000dff8)=[@release={0x400c630e}], 0x1d4, 0x0, &(0x7f0000000f4d)}) dup(r1) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000b40)={0x4, 0x0, &(0x7f0000000e80)=[@register_looper={0x630b}], 0x1, 0x0, &(0x7f00000001c0)="10"}) 03:35:59 executing program 6: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) r1 = dup2(r0, r0) ioctl$SCSI_IOCTL_START_UNIT(r1, 0x5) 03:35:59 executing program 3: r0 = shmget$private(0x0, 0x4000, 0x7ffffffffffff, &(0x7f0000ffc000/0x4000)=nil) r1 = gettid() ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r1, 0x10001, &(0x7f0000000000)=""/4096) shmat(r0, &(0x7f0000ffc000/0x4000)=nil, 0x4000) shmctl$IPC_RMID(r0, 0x0) remap_file_pages(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x0, 0x0) 03:35:59 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x209, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:35:59 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0xbf000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:35:59 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x10002000}, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=ANY=[], 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x0) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x55043f1e16480a84, 0x0) ioctl$RNDZAPENTCNT(r1, 0x5204, &(0x7f0000000040)=0xffffffff) 03:35:59 executing program 6: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) r1 = dup2(r0, r0) ioctl$SCSI_IOCTL_START_UNIT(r1, 0x5) [ 586.351555] EXT4-fs: 6 callbacks suppressed [ 586.351566] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 586.366359] FAT-fs (loop5): count of clusters too big (11207678) [ 586.372645] FAT-fs (loop5): Can't find a valid FAT filesystem [ 586.395219] FAT-fs (loop5): count of clusters too big (11207678) 03:35:59 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000000400283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:35:59 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xedc000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 586.401635] FAT-fs (loop5): Can't find a valid FAT filesystem [ 586.411235] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:35:59 executing program 3: syz_mount_image$hfsplus(&(0x7f00000002c0)='hfsplus\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000280), 0x0, &(0x7f0000000240)) mount$9p_rdma(&(0x7f0000000000)='127.0.0.1\x00', &(0x7f00000000c0)='.\x00', &(0x7f0000000100)='9p\x00', 0x1000, &(0x7f0000000140)={'trans=rdma,', {'port', 0x3d, 0x4e24}, 0x2c, {[{@timeout={'timeout', 0x3d, 0x7}, 0x2c}, {@common=@fscache='fscache', 0x2c}, {@sq={'sq', 0x3d, 0xffffffff}, 0x2c}, {@timeout={'timeout', 0x3d, 0x80000001}, 0x2c}]}}) socketpair$inet6(0xa, 0x1000000000007, 0x2, &(0x7f00000001c0)={0xffffffffffffffff}) setsockopt$inet6_udp_encap(r0, 0x11, 0x64, &(0x7f0000000200)=0x5, 0x4) 03:35:59 executing program 6: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) dup2(r0, r0) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:35:59 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8268300000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:00 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0xfcfdffff00000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 586.702486] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 586.722628] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 586.741589] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 586.848696] hfsplus: unable to find HFS+ superblock [ 586.859774] FAT-fs (loop5): count of clusters too big (8594942) [ 586.865965] FAT-fs (loop5): Can't find a valid FAT filesystem [ 586.900530] FAT-fs (loop5): count of clusters too big (8594942) [ 586.906720] FAT-fs (loop5): Can't find a valid FAT filesystem [ 586.929886] hfsplus: unable to find HFS+ superblock [ 586.934198] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 586.954740] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 587.162121] binder: 2732:2786 ERROR: BC_REGISTER_LOOPER called without request [ 587.350547] Unknown ioctl 4724 [ 587.501549] Unknown ioctl 4724 03:36:00 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x1f00]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:00 executing program 6: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:00 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8004800000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:00 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x7000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:00 executing program 3: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000340)='./file0\x00', &(0x7f0000000280)='tmpfs\x00', 0x0, &(0x7f0000000080)) r0 = open$dir(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) mknodat(r0, &(0x7f0000000200)='./file1\x00', 0x0, 0x0) r1 = creat(&(0x7f0000000140)='./file1\x00', 0x0) ioctl$KVM_GET_REGS(r1, 0x8090ae81, &(0x7f0000000380)) mknodat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) syz_genetlink_get_family_id$team(&(0x7f0000000180)='team\x00') renameat2(r0, &(0x7f0000000080)='./file0\x00', r0, &(0x7f0000000100)='./file1\x00', 0x0) 03:36:00 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x35d, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:00 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$nl_generic(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="200000002d0019010000000000000000030000000c00066d0800010000000000e13c0e71366a589010e7a127bbf08dc5"], 0x20}, 0x1}, 0x0) 03:36:00 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x4000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:01 executing program 2: r0 = socket$inet6(0xa, 0x100000002, 0x0) r1 = socket(0x13, 0x200000000007, 0xffffffffffffffff) getsockopt$inet_buf(r1, 0x0, 0x3f, &(0x7f0000000a40)=""/68, &(0x7f0000000100)=0x44) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0xd}, 0x1c) socket$inet6(0xa, 0x3, 0x6) sendto$inet6(r0, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}, 0x1c) connect$inet6(r1, &(0x7f0000000240)={0xa, 0x4e23, 0xa8a8, @local={0xfe, 0x80, [], 0xaa}, 0x628b664f}, 0x1c) setsockopt$inet6_IPV6_ADDRFORM(r1, 0x29, 0x1, &(0x7f0000000c80)=0x2, 0x4) alarm(0xc8a) socketpair(0xd, 0x3, 0xe1b, &(0x7f0000000b00)={0xffffffffffffffff}) ioctl$VHOST_VSOCK_SET_RUNNING(r2, 0x4004af61, &(0x7f0000000c40)=0x1) 03:36:01 executing program 6: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 587.723667] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 587.738700] FAT-fs (loop5): count of clusters too big (4718590) [ 587.744869] FAT-fs (loop5): Can't find a valid FAT filesystem [ 587.767440] FAT-fs (loop5): count of clusters too big (4718590) 03:36:01 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8060000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 587.773793] FAT-fs (loop5): Can't find a valid FAT filesystem [ 587.787161] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:36:01 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x6c00, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 587.825094] tmpfs: No value for mount option './file0' 03:36:01 executing program 3: sched_setattr(0x0, &(0x7f00000000c0)={0x0, 0x2, 0x0, 0x0, 0x1}, 0x0) r0 = socket(0x10, 0x80002, 0x0) bind$netlink(r0, &(0x7f0000177ff4)={0x10, 0x0, 0x1}, 0xc) connect$netlink(r0, &(0x7f0000000000)=@proc={0x10, 0x0, 0x1}, 0xc) setsockopt$SO_RDS_TRANSPORT(r0, 0x114, 0x8, &(0x7f0000000100), 0x4) sendmmsg$alg(r0, &(0x7f0000000140)=[{0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000100)}], 0x492492492492805, 0x0) r1 = msgget(0x0, 0x4d4) msgsnd(r1, &(0x7f0000000180)={0x3, "cdd13d7cdb68df738e311be00c54db72e230895ad4d8627287a85c77bb8f4f0b7b1bb62857f9b5d2eb38cb8a2b2fdf83dd296322ae9bd469781ebb138addcee3bd5271f57fdd8a423f6843d9d4b38221ebc5b5bcac4a7caf65a50fcac798eaab19d8b3248f7ccb0ce25b3c8b79589bcd1d785a1d4750b502570989d5b4f4f956a1f04aca0e48d4802619d9f0bddc0ec09d6dc12b8d0197aa"}, 0xa0, 0x800) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x40400, 0x0) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r2, 0xc0105303, &(0x7f0000000080)={0x8, 0x6, 0x1}) recvmmsg(r0, &(0x7f0000002940)=[{{&(0x7f0000002580)=@ax25, 0x80, &(0x7f0000002800), 0x0, &(0x7f0000002840)=""/198, 0xc6}}], 0x1, 0x0, &(0x7f0000002ac0)) 03:36:01 executing program 6: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:01 executing program 2: r0 = syz_init_net_socket$bt_sco(0x1f, 0x3, 0x3) ioctl$KVM_GET_REG_LIST(r0, 0x800452d3, &(0x7f0000000140)=ANY=[@ANYBLOB="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"]) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x40, 0x0) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000040), &(0x7f0000000080)=0x4) [ 588.031989] FAT-fs (loop5): Directory bread(block 2573) failed [ 588.038254] FAT-fs (loop5): Directory bread(block 2574) failed [ 588.044760] FAT-fs (loop5): Directory bread(block 2575) failed [ 588.051584] FAT-fs (loop5): Directory bread(block 2576) failed [ 588.057938] FAT-fs (loop5): Directory bread(block 2577) failed [ 588.064267] FAT-fs (loop5): Directory bread(block 2578) failed [ 588.071008] FAT-fs (loop5): Directory bread(block 2579) failed 03:36:01 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000000070283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 588.077352] FAT-fs (loop5): Directory bread(block 2580) failed [ 588.085416] FAT-fs (loop5): Directory bread(block 2581) failed [ 588.091786] FAT-fs (loop5): Directory bread(block 2582) failed [ 588.103462] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 588.128702] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 588.267288] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 588.769543] Unknown ioctl 4724 [ 588.917560] Unknown ioctl 4724 03:36:02 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0xfffffdfd]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:02 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x500000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:02 executing program 6: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:02 executing program 2 (fault-call:0 fault-nth:0): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:02 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000026830283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:02 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x76, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:02 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0xfffffdfd}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 589.096462] FAULT_INJECTION: forcing a failure. [ 589.096462] name failslab, interval 1, probability 0, space 0, times 0 [ 589.107752] CPU: 1 PID: 2878 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 589.116071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 589.125426] Call Trace: [ 589.128032] dump_stack+0x1c9/0x2b4 [ 589.131675] ? dump_stack_print_info.cold.2+0x52/0x52 [ 589.136877] ? __check_object_size+0x9d/0x5f2 [ 589.141397] should_fail.cold.4+0xa/0x11 [ 589.145467] ? lock_acquire+0x1e4/0x540 [ 589.149454] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 589.154560] ? lock_release+0xa30/0xa30 [ 589.158536] ? pid_task+0x115/0x200 [ 589.162154] ? find_vpid+0xf0/0xf0 [ 589.165693] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 589.170528] ? __f_unlock_pos+0x19/0x20 [ 589.174519] ? lock_downgrade+0x8f0/0x8f0 [ 589.178663] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 589.184204] ? proc_fail_nth_write+0x9e/0x210 [ 589.188687] ? proc_cwd_link+0x1d0/0x1d0 [ 589.192739] ? lock_acquire+0x1e4/0x540 [ 589.196699] ? fs_reclaim_acquire+0x20/0x20 [ 589.201027] ? lock_downgrade+0x8f0/0x8f0 [ 589.205176] ? usercopy_warn+0x120/0x120 [ 589.209224] ? check_same_owner+0x340/0x340 [ 589.213529] ? vfs_write+0x2f3/0x560 [ 589.217233] ? rcu_note_context_switch+0x730/0x730 [ 589.222152] __should_failslab+0x124/0x180 [ 589.226379] should_failslab+0x9/0x14 [ 589.230167] __kmalloc_track_caller+0x2c4/0x760 [ 589.234832] ? strncpy_from_user+0x510/0x510 [ 589.239226] ? mpi_free.cold.1+0x19/0x19 [ 589.243275] ? strndup_user+0x77/0xd0 [ 589.247064] memdup_user+0x2c/0xa0 [ 589.250594] strndup_user+0x77/0xd0 [ 589.254209] __x64_sys_add_key+0x19f/0x4e0 [ 589.258433] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 589.264315] do_syscall_64+0x1b9/0x820 [ 589.268196] ? finish_task_switch+0x1d3/0x870 [ 589.272681] ? syscall_return_slowpath+0x5e0/0x5e0 [ 589.277598] ? syscall_return_slowpath+0x31d/0x5e0 [ 589.282515] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 589.287529] ? prepare_exit_to_usermode+0x291/0x3b0 [ 589.292533] ? perf_trace_sys_enter+0xb10/0xb10 [ 589.297191] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 589.302031] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 589.307210] RIP: 0033:0x455a79 [ 589.310384] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 589.329668] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 589.337373] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 03:36:02 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000140)={0x24, 0x4000000000003, 0x1, 0xffffffffffffffff, 0x0, 0x0, {}, [@typed={0x8, 0x15, @u32}, @nested={0x8, 0x8, [@typed={0x4}]}]}, 0x24}, 0x1}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000040)={0xffffffffffffffff}, 0x111, 0xb}}, 0x20) write$RDMA_USER_CM_CMD_DISCONNECT(r1, &(0x7f00000000c0)={0xa, 0x4, 0xfa00, {r2}}, 0xc) [ 589.344630] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 589.351894] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 589.359147] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 589.366410] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000000 03:36:02 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x40000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:02 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8fffffffe0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 589.393744] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:36:02 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$inet(0x10, 0x3, 0xc) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000080)={0x0, @dev, @multicast1}, &(0x7f00000000c0)=0xc) sendmsg(r1, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000000)="24000000020907031dfffd946fa2830020200a0009000100001d85680c1baba20400ff7e28000000110affffba16a0aa1c0009b356da5a80d18bec4c8546c8243929db2406b20cd37ed01cc0", 0x4c}], 0x1}, 0x0) 03:36:02 executing program 2 (fault-call:0 fault-nth:1): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:02 executing program 6: r0 = open(&(0x7f0000000000)='./file0\x00', 0x200000, 0x130) r1 = fcntl$getown(0xffffffffffffff9c, 0x9) fcntl$setown(r0, 0x8, r1) r2 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0xe440, 0x1) fcntl$setstatus(r2, 0x4, 0x800) write$cgroup_type(r2, &(0x7f00000000c0)='threaded\x00', 0xff4c) 03:36:03 executing program 3: r0 = socket$inet(0x10, 0x3, 0x0) r1 = syz_open_dev$audion(&(0x7f0000000180)='/dev/audio#\x00', 0x5, 0x400) ioctl$RTC_WKALM_SET(r1, 0x4028700f, &(0x7f00000001c0)={0x0, 0x1, {0x2e, 0x12, 0x11, 0x10, 0xb, 0x9, 0x1, 0xa6, 0x1}}) sendmsg(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000000)="24000000110007031dfffd946fa283008100000002000000001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0) getpeername$inet(r0, &(0x7f0000000040)={0x0, 0x0, @remote}, &(0x7f0000000080)=0x10) getpeername$inet(r0, &(0x7f00000000c0), &(0x7f0000000140)=0x10) [ 589.680931] netlink: 20 bytes leftover after parsing attributes in process `syz-executor3'. [ 589.706015] netlink: 20 bytes leftover after parsing attributes in process `syz-executor3'. 03:36:03 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x1f000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 589.790410] FAT-fs (loop5): count of clusters too big (16776958) [ 589.796632] FAT-fs (loop5): Can't find a valid FAT filesystem [ 589.814181] FAT-fs (loop5): count of clusters too big (16776958) [ 589.820441] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:03 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8009300000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 589.839146] FAULT_INJECTION: forcing a failure. [ 589.839146] name failslab, interval 1, probability 0, space 0, times 0 [ 589.850421] CPU: 1 PID: 2906 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 589.858831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 589.868188] Call Trace: [ 589.870783] dump_stack+0x1c9/0x2b4 [ 589.874414] ? dump_stack_print_info.cold.2+0x52/0x52 [ 589.879607] ? perf_trace_lock+0xde/0x920 [ 589.883810] should_fail.cold.4+0xa/0x11 [ 589.887884] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 589.893001] ? zap_class+0x740/0x740 [ 589.896727] ? save_stack+0xa9/0xd0 [ 589.900367] ? save_stack+0x43/0xd0 [ 589.903997] ? kasan_kmalloc+0xc4/0xe0 [ 589.907888] ? __kmalloc_track_caller+0x14a/0x760 [ 589.912738] ? memdup_user+0x2c/0xa0 [ 589.916456] ? strndup_user+0x77/0xd0 [ 589.920266] ? do_syscall_64+0x1b9/0x820 [ 589.924341] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 589.929712] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 589.934553] ? __f_unlock_pos+0x19/0x20 [ 589.938537] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 589.944087] ? lock_acquire+0x1e4/0x540 [ 589.948068] ? fs_reclaim_acquire+0x20/0x20 [ 589.952402] ? lock_downgrade+0x8f0/0x8f0 [ 589.956559] ? check_same_owner+0x340/0x340 [ 589.960888] ? rcu_note_context_switch+0x730/0x730 [ 589.965821] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 589.970843] __should_failslab+0x124/0x180 [ 589.975087] should_failslab+0x9/0x14 [ 589.978898] kmem_cache_alloc_node_trace+0x26f/0x770 [ 589.984016] __kmalloc_node+0x33/0x70 [ 589.987826] kvmalloc_node+0xb9/0xf0 [ 589.991541] __x64_sys_add_key+0x330/0x4e0 [ 589.995776] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 590.001675] do_syscall_64+0x1b9/0x820 [ 590.005563] ? finish_task_switch+0x1d3/0x870 [ 590.010064] ? syscall_return_slowpath+0x5e0/0x5e0 [ 590.015003] ? syscall_return_slowpath+0x31d/0x5e0 [ 590.019938] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 590.024966] ? prepare_exit_to_usermode+0x291/0x3b0 [ 590.029987] ? perf_trace_sys_enter+0xb10/0xb10 [ 590.034659] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 590.039511] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 590.044702] RIP: 0033:0x455a79 [ 590.047890] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 590.067217] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 590.074934] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 590.082211] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 590.089480] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 590.096754] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 590.104024] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000001 [ 590.327494] Unknown ioctl 4724 [ 590.342930] FAT-fs (loop5): count of clusters too big (9633790) [ 590.349164] FAT-fs (loop5): Can't find a valid FAT filesystem [ 590.361980] FAT-fs (loop5): count of clusters too big (9633790) [ 590.368148] FAT-fs (loop5): Can't find a valid FAT filesystem [ 590.476721] Unknown ioctl 4724 03:36:03 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x1f00000000000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:03 executing program 2 (fault-call:0 fault-nth:2): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:03 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x32a, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:03 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0xfdfdffff00000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:03 executing program 6: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) mount$bpf(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='bpf\x00', 0x0, &(0x7f0000000380)=ANY=[]) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4}, 0x2c) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000001300)={&(0x7f0000001340)='./file0/file0\x00'}, 0xc) r0 = creat(&(0x7f0000000140)='./file0\x00', 0x8) ioctl$VT_RELDISP(r0, 0x5605) getsockopt$packet_buf(r0, 0x107, 0x16, &(0x7f0000000180)=""/138, &(0x7f0000000080)=0x8a) 03:36:03 executing program 3: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = accept4$alg(0xffffffffffffff9c, 0x0, 0x0, 0x80000) setsockopt$sock_int(r0, 0x1, 0x1b, &(0x7f0000000040)=0x7f, 0x4) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000003080)={0xffffffffffffffff, 0xffffffffffffffff}) writev(r1, &(0x7f0000000640)=[{&(0x7f0000000140)}, {&(0x7f0000000240)="362b0c299e55f3a673e0093741e7e4bdee1b42b366cfedb90f48f4841967320f53a9df6338750d67485743db7ebc55209115a232cab090", 0x37}, {&(0x7f0000000380)="0b8b80fc11bdb204ba323066de3f5516ccd9c51d010b48126bda7e80fdfc222a15a50a0f7b5fd546575ab58ea39dec18102b7bd13e56fa74909293def9936acb043cf84517c32322aee7262147ee53ea79f1b8aaf6d61a36a25e11196506dcf1469acd9c91ace7506c0ad7b9d6876f7183f9966d2df7ea197cc1955bb49e3759ec7fb4437c617a8d1b4938eda6850a3c96c9d69a724e3f65fdb74454853440dd3e8c08f46a0789911da27692fb52df38b950ac24b36293b516339f87480f8cab9a2276dfa42725cf", 0xc8}, {&(0x7f0000000480)="d369d87620578fd0171611e06796f6524a7024e96f65dc6e0042b0b58e48567cafa10f925227839be9e3b99adbd9cfe8ff0ed4a59ef5ab4c02a68d9a2b6b4c07d0ba9da7efcf995857380f873ba96f809ecebfc33a9a11484ea1b3e8d996c9", 0x5f}, {&(0x7f0000000540)="e552563b576e734c8bedaf7e06fdcfc5ab50c667df45d094e0d127738a8a976979d21c1407b1e8abb165ef665eb2005efc31ad45e6e5392d0e5a8bad630836a0b4b78036be8c1108c5f875b69d07b702857b245ff880f6fb382806fa83b94621a2afc46050f00f1f48f53eb5fcfdba3ffa3d13f1b57147c71a7bf49edcaa0428b55512ae4e228cb23eb6e46b0a2535cf49febba3f87a476aeaa6559bb1ef48683fe5571f0fde0d2ee8fa813ec172414c11afdf07eed1a73e4f74af00bba524eb3ac37d8fd1a1c020c1f10cb509f901b2a46286494145dce8a984d20a4ede361d001331adb957a466158547e6", 0xec}], 0x5) 03:36:03 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000e00000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:03 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x5, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 590.712189] FAULT_INJECTION: forcing a failure. [ 590.712189] name failslab, interval 1, probability 0, space 0, times 0 [ 590.723506] CPU: 0 PID: 2948 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 590.731813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 590.741156] Call Trace: [ 590.743745] dump_stack+0x1c9/0x2b4 [ 590.747373] ? dump_stack_print_info.cold.2+0x52/0x52 [ 590.752566] ? perf_trace_lock+0xde/0x920 [ 590.756716] should_fail.cold.4+0xa/0x11 [ 590.760776] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 590.765878] ? bpf_prog_kallsyms_find+0xde/0x4c0 [ 590.770634] ? lock_acquire+0x1e4/0x540 [ 590.774607] ? is_bpf_text_address+0xae/0x170 [ 590.779104] ? lock_downgrade+0x8f0/0x8f0 [ 590.783251] ? lock_release+0xa30/0xa30 [ 590.787227] ? trace_hardirqs_on+0x10/0x10 [ 590.791468] ? rcu_is_watching+0x8c/0x150 [ 590.795624] ? lock_acquire+0x1e4/0x540 [ 590.799600] ? fs_reclaim_acquire+0x20/0x20 [ 590.803922] ? lock_downgrade+0x8f0/0x8f0 [ 590.808071] ? __kernel_text_address+0xd/0x40 [ 590.812575] ? check_same_owner+0x340/0x340 [ 590.816902] ? perf_trace_lock+0xde/0x920 [ 590.821050] ? __save_stack_trace+0x8d/0xf0 [ 590.825372] ? rcu_note_context_switch+0x730/0x730 [ 590.830308] __should_failslab+0x124/0x180 [ 590.834540] should_failslab+0x9/0x14 [ 590.838341] kmem_cache_alloc+0x2af/0x760 [ 590.842486] ? save_stack+0x43/0xd0 [ 590.846109] ? kasan_kmalloc+0xc4/0xe0 [ 590.849990] ? __kmalloc_node+0x47/0x70 [ 590.853975] ? kvmalloc_node+0xb9/0xf0 [ 590.857870] ? __x64_sys_add_key+0x330/0x4e0 [ 590.862281] ? do_syscall_64+0x1b9/0x820 [ 590.866341] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 590.871705] prepare_creds+0x80/0x3f0 [ 590.875505] ? abort_creds+0x180/0x180 [ 590.879394] ? fs_reclaim_acquire+0x20/0x20 [ 590.883713] ? lock_downgrade+0x8f0/0x8f0 [ 590.887865] lookup_user_key+0x4bb/0x13f0 [ 590.892011] ? join_session_keyring+0x340/0x340 [ 590.896678] ? key_validate+0x240/0x240 [ 590.900661] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 590.906192] ? _copy_from_user+0xdf/0x150 [ 590.910338] __x64_sys_add_key+0x271/0x4e0 [ 590.914574] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 590.920465] do_syscall_64+0x1b9/0x820 [ 590.924349] ? finish_task_switch+0x1d3/0x870 [ 590.928846] ? syscall_return_slowpath+0x5e0/0x5e0 [ 590.933774] ? syscall_return_slowpath+0x31d/0x5e0 [ 590.938701] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 590.943713] ? prepare_exit_to_usermode+0x291/0x3b0 [ 590.948728] ? perf_trace_sys_enter+0xb10/0xb10 [ 590.953398] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 590.958241] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 590.963423] RIP: 0033:0x455a79 [ 590.966601] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 590.985907] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 590.993613] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 591.000876] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 03:36:04 executing program 2 (fault-call:0 fault-nth:3): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 591.008141] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 591.015401] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 591.022664] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000002 03:36:04 executing program 6: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/cuse\x00', 0x8004, 0x0) r1 = accept4$inet(r0, &(0x7f0000000200), &(0x7f0000000240)=0x10, 0x800) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x80180, 0x0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000340)='/dev/vga_arbiter\x00', 0x8000, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000180)={r2, 0x0, 0x75, 0x88, &(0x7f0000000040)="a0320ab275470b8d57939fc0e81a1377f89adaaf726c29417bb556002c90094dd22782dd36ffa3369598a54691cf2a8a4af2aa3a3ad5340e7c9f6955d51d243d02393cd339cb7f904c5f73a1ae7664405625d6b96af983f0167d1598fd117dc93e0720977a84c4406877eaa7a50edc1c516ffe0676", &(0x7f00000000c0)=""/136, 0xfffffffffffff211}, 0x28) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x201771}, 0xd) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000380)=0x3e) r4 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000000000611000000000000000000000000000029500000001000000"], &(0x7f0000f6bffb)='GPL\x00', 0x10000, 0x462, &(0x7f00001a7f05)=""/251}, 0x48) ppoll(&(0x7f0000000280)=[{r3, 0x2311}, {r3, 0x48}, {r4, 0xb000}, {r1, 0x4004}, {r1, 0x4100}, {r4, 0x1000}, {r0, 0x200}], 0x7, &(0x7f00000002c0), &(0x7f0000000300), 0x8) 03:36:04 executing program 3: r0 = creat(&(0x7f0000000080)='./file1\x00', 0x0) fallocate(r0, 0x0, 0x0, 0x2f07) write$binfmt_aout(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="40000010000000ff00000000000000000000000000000000000000231b0000280085fcb5e8cc26c2023d9db24de19b2c7876ae4a6a5b225ea4e32be0eaf59ba4d41bbe790d96cc82"], 0xfeef) fallocate(r0, 0x0, 0x572d, 0x100) fdatasync(r0) [ 591.363424] FAT-fs (loop5): count of clusters too big (917502) [ 591.369515] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:04 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f80000267f0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 591.421279] FAT-fs (loop5): count of clusters too big (917502) [ 591.427350] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:04 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0xe4, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:04 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x8cffffff00000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 591.630769] EXT4-fs: 6 callbacks suppressed [ 591.630779] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 591.651985] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:36:05 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x40000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 591.755934] FAULT_INJECTION: forcing a failure. [ 591.755934] name failslab, interval 1, probability 0, space 0, times 0 [ 591.767280] CPU: 0 PID: 2975 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 591.775598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 591.784940] Call Trace: [ 591.787527] dump_stack+0x1c9/0x2b4 [ 591.791152] ? dump_stack_print_info.cold.2+0x52/0x52 [ 591.796362] ? lock_downgrade+0x8f0/0x8f0 [ 591.800513] should_fail.cold.4+0xa/0x11 [ 591.804575] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 591.809676] ? lock_acquire+0x1e4/0x540 [ 591.813643] ? key_user_lookup+0x21e/0x620 [ 591.817873] ? lock_downgrade+0x8f0/0x8f0 [ 591.822041] ? refcount_inc_not_zero+0x1e5/0x2f0 [ 591.826796] ? kasan_check_read+0x11/0x20 [ 591.830940] ? do_raw_spin_unlock+0xa7/0x2f0 [ 591.835342] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 591.839919] ? lock_acquire+0x1e4/0x540 [ 591.843890] ? fs_reclaim_acquire+0x20/0x20 [ 591.848207] ? lock_downgrade+0x8f0/0x8f0 [ 591.852358] ? check_same_owner+0x340/0x340 [ 591.856675] ? key_alloc+0x40e/0x10d0 [ 591.860475] ? rcu_note_context_switch+0x730/0x730 [ 591.865404] __should_failslab+0x124/0x180 [ 591.869636] should_failslab+0x9/0x14 [ 591.873437] kmem_cache_alloc+0x2af/0x760 [ 591.877582] ? kasan_check_write+0x14/0x20 [ 591.881812] ? do_raw_spin_lock+0xc1/0x200 [ 591.886041] key_alloc+0x41f/0x10d0 [ 591.889663] ? percpu_ref_put_many+0x131/0x240 [ 591.894242] ? key_user_put+0x70/0x70 [ 591.898037] ? kasan_slab_alloc+0x12/0x20 [ 591.902177] ? kmem_cache_alloc+0x2fc/0x760 [ 591.906498] ? save_stack+0x43/0xd0 [ 591.910120] ? kasan_kmalloc+0xc4/0xe0 [ 591.914002] ? __kmalloc_node+0x47/0x70 [ 591.917976] ? kvmalloc_node+0xb9/0xf0 [ 591.921866] ? security_prepare_creds+0x94/0xc0 [ 591.926535] keyring_alloc+0x4d/0xc0 [ 591.930272] install_process_keyring_to_cred.part.3+0x87/0x100 [ 591.936262] lookup_user_key+0xd14/0x13f0 [ 591.940413] ? join_session_keyring+0x340/0x340 [ 591.945078] ? key_validate+0x240/0x240 [ 591.949086] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 591.954617] ? _copy_from_user+0xdf/0x150 [ 591.958760] __x64_sys_add_key+0x271/0x4e0 [ 591.962993] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 591.968879] do_syscall_64+0x1b9/0x820 [ 591.972760] ? finish_task_switch+0x1d3/0x870 [ 591.977252] ? syscall_return_slowpath+0x5e0/0x5e0 [ 591.982204] ? syscall_return_slowpath+0x31d/0x5e0 [ 591.987130] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 591.992140] ? prepare_exit_to_usermode+0x291/0x3b0 [ 591.997153] ? perf_trace_sys_enter+0xb10/0xb10 [ 592.001815] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 592.006656] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 592.011834] RIP: 0033:0x455a79 [ 592.015010] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 592.034254] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 592.041963] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 592.049224] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 03:36:05 executing program 2 (fault-call:0 fault-nth:4): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 592.056487] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 592.063749] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 592.071013] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000003 [ 592.382788] Unknown ioctl 4724 [ 592.502040] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 592.530079] FAULT_INJECTION: forcing a failure. [ 592.530079] name failslab, interval 1, probability 0, space 0, times 0 [ 592.541537] CPU: 0 PID: 2996 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 592.549856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 592.559208] Call Trace: [ 592.561806] dump_stack+0x1c9/0x2b4 [ 592.565434] ? dump_stack_print_info.cold.2+0x52/0x52 [ 592.570717] ? trace_hardirqs_on+0xd/0x10 [ 592.574869] should_fail.cold.4+0xa/0x11 [ 592.578931] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 592.584034] ? lock_repin_lock+0x430/0x430 [ 592.588269] ? kasan_check_write+0x14/0x20 [ 592.592508] ? __schedule+0x884/0x1ed0 [ 592.596389] ? keyring_alloc+0x4d/0xc0 [ 592.600276] ? __sched_text_start+0x8/0x8 [ 592.604429] ? lock_acquire+0x1e4/0x540 [ 592.608404] ? fs_reclaim_acquire+0x20/0x20 [ 592.612723] ? lock_downgrade+0x8f0/0x8f0 [ 592.616897] ? check_same_owner+0x340/0x340 [ 592.621224] ? lock_release+0xa30/0xa30 [ 592.625198] ? check_same_owner+0x340/0x340 [ 592.629531] ? key_alloc+0x40e/0x10d0 [ 592.633332] __should_failslab+0x124/0x180 [ 592.637578] should_failslab+0x9/0x14 [ 592.641382] __kmalloc_track_caller+0x2c4/0x760 [ 592.646049] ? kasan_slab_alloc+0x12/0x20 [ 592.650193] ? kmem_cache_alloc+0x2fc/0x760 [ 592.654518] ? kasan_check_write+0x14/0x20 [ 592.658752] ? key_alloc+0x478/0x10d0 [ 592.662557] kmemdup+0x24/0x50 [ 592.665750] key_alloc+0x478/0x10d0 [ 592.669372] ? percpu_ref_put_many+0x131/0x240 [ 592.673958] ? key_user_put+0x70/0x70 [ 592.677755] ? kasan_slab_alloc+0x12/0x20 [ 592.681900] ? kmem_cache_alloc+0x2fc/0x760 [ 592.686224] ? save_stack+0x43/0xd0 [ 592.689846] ? kasan_kmalloc+0xc4/0xe0 [ 592.693730] ? __kmalloc_node+0x47/0x70 [ 592.697701] ? kvmalloc_node+0xb9/0xf0 [ 592.701584] ? security_prepare_creds+0x94/0xc0 [ 592.706258] keyring_alloc+0x4d/0xc0 [ 592.709979] install_process_keyring_to_cred.part.3+0x87/0x100 [ 592.715948] lookup_user_key+0xd14/0x13f0 [ 592.720101] ? join_session_keyring+0x340/0x340 [ 592.724764] ? key_validate+0x240/0x240 [ 592.728747] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 592.734282] ? _copy_from_user+0xdf/0x150 [ 592.738426] __x64_sys_add_key+0x271/0x4e0 [ 592.742659] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 592.748548] do_syscall_64+0x1b9/0x820 [ 592.752430] ? finish_task_switch+0x1d3/0x870 [ 592.756920] ? syscall_return_slowpath+0x5e0/0x5e0 [ 592.761846] ? syscall_return_slowpath+0x31d/0x5e0 [ 592.766775] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 592.771791] ? prepare_exit_to_usermode+0x291/0x3b0 [ 592.776806] ? perf_trace_sys_enter+0xb10/0xb10 [ 592.781472] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 592.786336] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 592.791517] RIP: 0033:0x455a79 [ 592.794691] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 592.813993] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 592.821698] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 592.828959] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 592.836260] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 592.843527] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 03:36:06 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x4000000000000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:06 executing program 6: r0 = socket(0xa, 0x1, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f00000001c0)={0x2, 'veth1_to_bond\x00'}, 0x18) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={&(0x7f0000000140)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x2, "697036746e6c3000000000008c0400"}, 0x18) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x0, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x800, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r1, 0x80045530, &(0x7f0000000040)=""/64) 03:36:06 executing program 3: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x16d) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000000080)) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000500)={0x7, 0x4, 0x8, 0x8}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000000)={r1, &(0x7f0000000040), &(0x7f0000000200)=""/230}, 0x263) 03:36:06 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f804aa00000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 592.850791] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000004 03:36:06 executing program 2 (fault-call:0 fault-nth:5): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:06 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x7209000000000000, 0x0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 592.923193] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 592.954979] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 592.990091] IPVS: stopping backup sync thread 3006 ... 03:36:06 executing program 6: r0 = socket$inet6(0xa, 0x2, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000080)={0x1, [0x0]}, &(0x7f00000000c0)=0x8) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x6}, 0x1c) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) sendmsg$IPVS_CMD_SET_DEST(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f0000000300)=ANY=[]}, 0x1}, 0x0) ioctl$KVM_GET_EMULATED_CPUID(r1, 0xc008ae09, &(0x7f0000000100)) sendmmsg(r0, &(0x7f000000ac80)=[{{&(0x7f0000001240)=@un=@file={0x0, './file0\x00'}, 0x80, &(0x7f0000001600), 0x0, &(0x7f0000001640)}}, {{0x0, 0x0, &(0x7f0000002bc0), 0x0, &(0x7f0000000040)=[{0x10, 0x29, 0x2}], 0x10}}], 0x2, 0x0) [ 593.011875] QAT: Invalid ioctl [ 593.016958] IPVS: sync thread started: state = BACKUP, mcast_ifn = veth1_to_bond, syncid = 0, id = 0 [ 593.028276] IPVS: stopping backup sync thread 3008 ... [ 593.034978] QAT: Invalid ioctl 03:36:06 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x19b, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 593.264426] FAULT_INJECTION: forcing a failure. [ 593.264426] name failslab, interval 1, probability 0, space 0, times 0 [ 593.275748] CPU: 1 PID: 3015 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 593.284062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 593.293407] Call Trace: [ 593.295991] dump_stack+0x1c9/0x2b4 [ 593.299615] ? dump_stack_print_info.cold.2+0x52/0x52 [ 593.304804] ? kernel_text_address+0x79/0xf0 [ 593.309218] should_fail.cold.4+0xa/0x11 [ 593.313277] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 593.318378] ? save_stack+0xa9/0xd0 [ 593.322003] ? save_stack+0x43/0xd0 [ 593.325620] ? kasan_slab_alloc+0x12/0x20 [ 593.329762] ? kmem_cache_alloc+0x12e/0x760 [ 593.334077] ? key_alloc+0x41f/0x10d0 [ 593.337876] ? keyring_alloc+0x4d/0xc0 [ 593.341759] ? install_process_keyring_to_cred.part.3+0x87/0x100 [ 593.347896] ? lookup_user_key+0xd14/0x13f0 [ 593.352210] ? __x64_sys_add_key+0x271/0x4e0 [ 593.356613] ? do_syscall_64+0x1b9/0x820 [ 593.360673] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 593.366032] ? lock_downgrade+0x8f0/0x8f0 [ 593.370183] ? refcount_inc_not_zero+0x1e5/0x2f0 [ 593.374945] ? lock_acquire+0x1e4/0x540 [ 593.378913] ? fs_reclaim_acquire+0x20/0x20 [ 593.383236] ? lock_downgrade+0x8f0/0x8f0 [ 593.387387] ? check_same_owner+0x340/0x340 [ 593.391713] ? lock_release+0xa30/0xa30 [ 593.395693] ? rcu_note_context_switch+0x730/0x730 [ 593.400624] ? check_same_owner+0x340/0x340 [ 593.405120] ? key_alloc+0x40e/0x10d0 [ 593.408917] __should_failslab+0x124/0x180 [ 593.413151] should_failslab+0x9/0x14 [ 593.416949] __kmalloc_track_caller+0x2c4/0x760 [ 593.421615] ? kasan_slab_alloc+0x12/0x20 [ 593.425758] ? kmem_cache_alloc+0x2fc/0x760 [ 593.430079] ? kasan_check_write+0x14/0x20 [ 593.434308] ? key_alloc+0x478/0x10d0 [ 593.438103] kmemdup+0x24/0x50 [ 593.441292] key_alloc+0x478/0x10d0 [ 593.444913] ? percpu_ref_put_many+0x131/0x240 [ 593.449520] ? key_user_put+0x70/0x70 [ 593.453316] ? kasan_slab_alloc+0x12/0x20 [ 593.457459] ? kmem_cache_alloc+0x2fc/0x760 [ 593.461786] ? kasan_kmalloc+0xc4/0xe0 [ 593.465673] ? kvmalloc_node+0xb9/0xf0 [ 593.469557] ? security_prepare_creds+0x94/0xc0 [ 593.474223] keyring_alloc+0x4d/0xc0 [ 593.477941] install_process_keyring_to_cred.part.3+0x87/0x100 [ 593.483915] lookup_user_key+0xd14/0x13f0 [ 593.488063] ? join_session_keyring+0x340/0x340 [ 593.492729] ? key_validate+0x240/0x240 [ 593.496715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 593.502272] ? _copy_from_user+0xdf/0x150 [ 593.506420] __x64_sys_add_key+0x271/0x4e0 [ 593.510655] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 593.516540] do_syscall_64+0x1b9/0x820 [ 593.520426] ? syscall_return_slowpath+0x5e0/0x5e0 [ 593.525350] ? syscall_return_slowpath+0x31d/0x5e0 [ 593.530276] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 593.535292] ? prepare_exit_to_usermode+0x291/0x3b0 [ 593.540305] ? perf_trace_sys_enter+0xb10/0xb10 [ 593.544967] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 593.549808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 593.554990] RIP: 0033:0x455a79 [ 593.558164] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 593.577429] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 593.585135] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 593.592394] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 593.599665] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 593.606925] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 03:36:06 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x700}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:06 executing program 2 (fault-call:0 fault-nth:6): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 593.614186] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000005 03:36:06 executing program 3: r0 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='/dev/hwrng\x00', 0xffffffffffffff9c}, 0x10) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f00000001c0)=0x1, 0x4) r1 = socket$inet6(0xa, 0x4, 0xc) getsockopt$inet_sctp6_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) connect$inet6(r1, &(0x7f0000000100)={0xa, 0x400000000000, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x6}, 0xd6e81ba2) sendmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, &(0x7f0000000000), 0x0, &(0x7f0000000200)}}, {{&(0x7f0000000640)=@in={0x2, 0x0, @rand_addr}, 0x80, &(0x7f00000008c0), 0x0, &(0x7f0000000900), 0x0, 0x80}}], 0x2, 0x1) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r0, 0x404c534a, &(0x7f0000000200)={0x7ff, 0xfffffffffffffff7, 0x1ad}) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x0, 0x0) ioctl$KDSKBMODE(r2, 0x4b45, &(0x7f00000000c0)=0x19) 03:36:06 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000900000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 593.661886] FAT-fs (loop5): count of clusters too big (11142142) [ 593.668673] FAT-fs (loop5): Can't find a valid FAT filesystem [ 593.681233] FAT-fs (loop5): count of clusters too big (11142142) [ 593.687555] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:07 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x700, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:07 executing program 6: r0 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x20, 0x105000) sendmmsg$nfc_llcp(r0, &(0x7f0000004f80)=[{&(0x7f0000000100)={0x27, 0x0, 0x1, 0x5, 0x10001, 0x9, "d64b837989533b9e9d86aad939b92dda3d0afb633ce09528b6d8451b11cd0aa945f31b8c92fd1a4ae63419fb2d62c982a914d5f18827db4a69674f05200b94", 0x36}, 0x60, &(0x7f0000000040)=[{&(0x7f0000000280)="9ec177e5629ee110ee744b65e75af7f1f9d394c942b773f7de801e53dce0c0d71bbe65eb318cf20def14ae6dd82afa6b7a67d20c802453fb2f9b553348c78640424187fbdf97281185b9b5ea10e16fb3175fe97cf575257ebed092ccb5e1596107d2", 0x62}], 0x1, 0x0, 0x0, 0x1}, {&(0x7f0000000300)={0x27, 0x0, 0x2, 0x3, 0x81, 0xfffffffffffffffa, "0b8687afc2d8699ad2f424d697b54d7b05d533d16707d8078c4d665f80cad02acfc3dc77b759465a1be24cce7f4b6c7cfe3fc67124d32d65c1b4fbf8f5f327", 0x26}, 0x60, &(0x7f0000004740)=[{&(0x7f0000000380)="db9fbfe7ad7285ac6b8a696e04eb57f9680dfd1cd47bc78d9a5c7130248f0e9814253b3993a8e68dc2118cbf982e35b866bad74e0b97bc1cb0e358a97dba0eb50c72861e06f4f4e19608fad9ca867953f4961e8d43e9f68f8a14eaca5724f5", 0x5f}, {&(0x7f0000000400)="21fe191a6b27479e1a848fadbb7656504c354f7afcc7a40706e97bfaecbd34678f8d53877d10d964f4f1efb536cf3d167836518f6f776dfff8c070cdbe8ecdfe27626e6317a3e649dc53f4570cf1fb2cc356a97e655a3dd2312d90645194b3079e376b819aa0545c965a9812c6fb4dca4d96b8b57448e9de01008050f3fa879edbe18dc6551e80", 0x87}, {&(0x7f00000004c0)="e5746ed2ffd06199f714b2900fb2443bdc6e9d2220da23d9d7ce18286908595a57451c8fbdc551a885ffed1dea034c9d30882cf800acc5eedd5580d40a0fb4bc139ee6755e1ebd60c751a66c7090bc8ef0cd1dd364a0c1b4768fa0302c9267345de1fdb858ab3bb74cbfd834cf32eb916c37ba60ae302c3ab12f5a4e933c82a5a07cc7726fdc51a11d2c7ce4edd05b730c0db68906dfbe9f51555b0e9ff10e04502cb9fd4e5cf5de75eff2698dff", 0xae}, {&(0x7f0000000580)="59d84aac27c911ab427909026656ee1e4b9d508e96a98c641394fb562593faf84a2c1f51776b63fed0d6ced16089d928647657ea92d6f48f9a1703a9ac250d12816a7a817913acb3c98c2edaf206ba70cdb662a95501591bc1d542f98b4e4072547240cb85f69ef0351d62af2b2a7e9647d0ae6b6f3c61907098093168758ee0091a1d862a8fba767f1cb43b99f0d97f6e988f05008dfa2b4d5e1f50ffdad29133caf72dcf7901092f469d12e86fd0", 0xaf}, 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0x1000}, {&(0x7f0000004700)}], 0xa, 0x0, 0x0, 0x1}, {&(0x7f0000004800)={0x27, 0x1, 0x0, 0x3ff40487bf1ab934, 0x81, 0x1ff, "2c878606a919306e8315edf600a12b667f9a6ba4c167ca05ef09a86f90e015830bdf585a75a0de0acd8dd343308ce58d08ffdde02e0d4e848bde24379aeb2b", 0x30}, 0x60, &(0x7f0000004c00)=[{&(0x7f0000004880)="e9c58d69bea827216475cec943456c2c733d1b7fbbc5d8acef7bc1f4d0a4c379dacb35e9f3cbe9267df349c245ab4fb12bd705c1b2a4081e3c8c5f43147b98e76f271c487d16f87e5fbd0b7e393c860ea0fc47f8ce6275a12a3c673a84f63678422c05e896f6292012bf6351bca1193749e28c7dde81567d254875f774d236a24569f26836c72fb45fc848b5621a7b28244f6d41b5b83c348e6224df54a817677fd32076c32c8667b343291b5b20773c9db9c0273ccfdc7dfc4aab074389d76ec5554ffed54067ed41e6087dff0af90f1276f96484f4213282cee47ee66d9790", 0xe0}, {&(0x7f0000004980)="8d3fe16b4ae73d8ea9418a0eb08f4a7e862639f51b7985d0195388fa73c80a6c4dd51fa5eb89ebde7a2150a7e61317ba06dbd330a5922c8f602a82f406a2cf221c0afbeb3cc164b3f6b5c1928213e8b2cdc8530040832a0dcbe126a0c22e661e436f9f5d1baa602b8835cbfaf33fa5d47645c043da6758568b92eab9a3266f821ff605b203a8151d776d0b22697b6928d97c06bfc932ba90932c0dbcf40d0ac13c6471cea35f92ae3661962bf802b9992597c53f112a78507eb8cfc8db226de7", 0xc0}, {&(0x7f0000004a40)="06bfa01d9c48d99a364b074864407d1bca50aa72034ce265ebaf8480baa7b38a24b82fdc063d23aa80bb7c5651fe9d0525c7f85aef4701cf2077315757c2c5cc410c3eb8d546529d8e5a6c1fccc1541e24bd9599963ce418cf06d330e149123df54e7d486fde413607c1d7ecb13a8258806039171171e4233a80156a2904b0067cfe97242c983321914dfaf6ab7891acea106f47a1bd0e6c55a09d4fa0bcf6fd55388e488307edf9ee74254e0c8a56dd5acba8d7c3a4bb366ea2dadc05333d34ede7653fdc271fcfd857e516638a01dbbbdd5ef223d7114712ce9c43479e12cc47f0e647260352d8d75d6e20e51082ef0879ede0ebf2f14bdd", 0xf9}, {&(0x7f0000004b40)="682ad5e1a2adbdbe70e884cfb8f555d77c1eb4", 0x13}, {&(0x7f0000004b80)="5b7b61cb5904825e906cc34a746a281412f471bc32679e9f0704e7ce634625910c7b3555257b34987db65ec1c04366d3cc547c572237fd63ea9ba056a7c5047a857d41cc1af926a745a6c1ebf2ed37174aab2448ddc0574038464271e9a2714e0cd1cb79921ae684c0de2f9d4200", 0x6e}], 0x5, &(0x7f0000004e40)=ANY=[@ANYBLOB="4800000000000000020100003f0000009028e0226835fb9e3119f21116198f29de52b639b7731735f8acd64bff997a0530e8ce27e22ff270b214199d5b75f3613c30ba5a00000000a3954cc825375c7ff57f90351c1ba1025f7e0e294115a9b8401cee0dcd108bdfe53e44b406e2158c804d00e6a460b2aa241b042d5170ea9473b8de3329cfa4f3c00a8a20428ab026b7d189eb17104580fa8b3a9a04dc963d908807ce0b0de86166fde15e6343f761dacef4183fa1324332ebe8b694cb763f1318170695a05a218134dcd7359a9a3ae1b3ec8c6890198408de4a401a6d04d778"], 0x48, 0x801}, {&(0x7f0000004d00)={0x27, 0x0, 0x1, 0x2, 0xe7d9, 0x4, "1a8cd3da94e284f5146765cd88741054f1e478799a8cd53e297f224d23244d0b7427bd45d16eb83ca01aa2e5882417c67417ba72987c46fe3eabe5205e2376", 0x23}, 0x60, &(0x7f0000004e00)=[{&(0x7f0000004d80)="4de62fd3db262b4dc593ac5cfc12f18f9faa9660afdac7035cddcac475b9175ae5da2b13dd7ff5a7a1f0cd2cc5bd0d3e47be0b3a259add14f4935cf34dee252c6f080268f51d2795bf2643f0bdc7fc189d2d96073caed2b7b6c566403c35809bdf065e1f91423dc2ffe90f5c5f8be7eba6efaa", 0x73}], 0x1, &(0x7f0000005080)=ANY=[@ANYBLOB="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"], 0x110, 0x4}], 0x4, 0x45) r1 = socket$inet6(0xa, 0x3, 0x7) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) bind$netlink(r2, &(0x7f0000000080)={0x10, 0x0, 0x0, 0x1}, 0xc) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000180)={{{@in=@multicast2=0xe0000002, @in6=@loopback={0x0, 0x1}, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@multicast1=0xe0000001, 0x0, 0x33}, 0x2, @in6=@loopback={0x0, 0x1}, 0x0, 0x3, 0x0, 0x90, 0xfffffffffffffffc}}, 0xe8) connect$inet6(r1, &(0x7f00000000c0)={0xa, 0x0, 0x0, @empty, 0xfffffffffffffe7c}, 0x1c) [ 593.739186] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 593.756839] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 593.898702] FAULT_INJECTION: forcing a failure. [ 593.898702] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 593.910583] CPU: 1 PID: 3044 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 593.918910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 593.928265] Call Trace: [ 593.930865] dump_stack+0x1c9/0x2b4 [ 593.934496] ? dump_stack_print_info.cold.2+0x52/0x52 [ 593.939697] ? perf_trace_lock+0xde/0x920 [ 593.943851] ? lock_acquire+0x1e4/0x540 [ 593.947837] should_fail.cold.4+0xa/0x11 [ 593.951907] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 593.957020] ? rcu_is_watching+0x8c/0x150 [ 593.961176] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 593.965858] ? kernel_text_address+0x79/0xf0 [ 593.970274] ? __kernel_text_address+0xd/0x40 [ 593.974773] ? unwind_get_return_address+0x61/0xa0 [ 593.979715] ? lock_acquire+0x1e4/0x540 [ 593.983697] ? fs_reclaim_acquire+0x20/0x20 [ 593.988028] ? lock_downgrade+0x8f0/0x8f0 [ 593.992186] ? check_same_owner+0x340/0x340 [ 593.996512] ? __kmalloc+0x14e/0x760 [ 594.000239] ? big_key_alloc_buffer+0x42/0x380 [ 594.004827] ? rcu_note_context_switch+0x730/0x730 [ 594.009762] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 594.015139] __alloc_pages_nodemask+0x36e/0xdb0 [ 594.019820] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 594.024840] ? lock_acquire+0x1e4/0x540 [ 594.028821] ? fs_reclaim_acquire+0x20/0x20 [ 594.033149] ? lock_downgrade+0x8f0/0x8f0 [ 594.037308] ? lock_release+0xa30/0xa30 [ 594.041294] ? kasan_unpoison_shadow+0x35/0x50 [ 594.045874] ? kasan_kmalloc+0xc4/0xe0 [ 594.049763] ? __kmalloc+0x315/0x760 [ 594.053479] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 594.059018] alloc_pages_current+0x10c/0x210 [ 594.063433] big_key_alloc_buffer+0x1b6/0x380 [ 594.067935] big_key_preparse+0x24e/0x660 [ 594.072084] ? big_key_alloc_buffer+0x380/0x380 [ 594.076761] ? big_key_alloc_buffer+0x380/0x380 [ 594.081428] key_create_or_update+0x583/0x1120 [ 594.086012] ? key_type_lookup+0xd0/0xd0 [ 594.090073] ? join_session_keyring+0x340/0x340 [ 594.094757] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 594.100295] __x64_sys_add_key+0x3cf/0x4e0 [ 594.104530] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 594.110423] do_syscall_64+0x1b9/0x820 [ 594.114307] ? finish_task_switch+0x1d3/0x870 [ 594.118802] ? syscall_return_slowpath+0x5e0/0x5e0 [ 594.123730] ? syscall_return_slowpath+0x31d/0x5e0 [ 594.128660] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 594.133677] ? prepare_exit_to_usermode+0x291/0x3b0 [ 594.138694] ? perf_trace_sys_enter+0xb10/0xb10 [ 594.143366] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 594.148213] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 594.153417] RIP: 0033:0x455a79 [ 594.156598] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 594.175922] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 594.183632] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 594.190899] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 594.198165] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 594.205432] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 594.212702] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000006 03:36:07 executing program 2 (fault-call:0 fault-nth:7): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 594.279876] FAT-fs (loop5): count of clusters too big (589822) [ 594.286186] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:07 executing program 6: bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x2c) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f0000000200)={0x0, 0x18, 0xfa00, {0x0, &(0x7f00000001c0), 0x13f}}, 0x20) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x0, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x2, &(0x7f00000000c0)=0xe, 0x4) write(r0, &(0x7f00000000c0), 0xfec9) [ 594.324112] Unknown ioctl 4724 [ 594.331084] FAT-fs (loop5): count of clusters too big (589822) [ 594.337280] FAT-fs (loop5): Can't find a valid FAT filesystem [ 594.382837] FAULT_INJECTION: forcing a failure. [ 594.382837] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 594.394722] CPU: 0 PID: 3068 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 594.403031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 594.412376] Call Trace: [ 594.414967] dump_stack+0x1c9/0x2b4 [ 594.418597] ? dump_stack_print_info.cold.2+0x52/0x52 [ 594.423789] ? perf_trace_lock+0xde/0x920 [ 594.427937] ? lock_acquire+0x1e4/0x540 [ 594.431915] should_fail.cold.4+0xa/0x11 [ 594.435982] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 594.441090] ? rcu_is_watching+0x8c/0x150 [ 594.445240] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 594.449912] ? kernel_text_address+0x79/0xf0 [ 594.454319] ? __kernel_text_address+0xd/0x40 [ 594.458811] ? unwind_get_return_address+0x61/0xa0 [ 594.463748] ? lock_acquire+0x1e4/0x540 [ 594.467721] ? fs_reclaim_acquire+0x20/0x20 [ 594.472043] ? lock_downgrade+0x8f0/0x8f0 [ 594.476197] ? check_same_owner+0x340/0x340 [ 594.480519] ? __kmalloc+0x14e/0x760 [ 594.484235] ? big_key_alloc_buffer+0x42/0x380 [ 594.488816] ? rcu_note_context_switch+0x730/0x730 [ 594.493744] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 594.499128] __alloc_pages_nodemask+0x36e/0xdb0 [ 594.503807] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 594.508829] ? lock_acquire+0x1e4/0x540 [ 594.512804] ? fs_reclaim_acquire+0x20/0x20 [ 594.517130] ? lock_downgrade+0x8f0/0x8f0 [ 594.521280] ? lock_release+0xa30/0xa30 [ 594.525266] ? kasan_unpoison_shadow+0x35/0x50 [ 594.529848] ? kasan_kmalloc+0xc4/0xe0 [ 594.533734] ? __kmalloc+0x315/0x760 [ 594.537452] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 594.542986] alloc_pages_current+0x10c/0x210 [ 594.547400] big_key_alloc_buffer+0x1b6/0x380 [ 594.551906] big_key_preparse+0x24e/0x660 [ 594.556064] ? big_key_alloc_buffer+0x380/0x380 [ 594.560738] ? big_key_alloc_buffer+0x380/0x380 [ 594.565407] key_create_or_update+0x583/0x1120 [ 594.569992] ? key_type_lookup+0xd0/0xd0 [ 594.574057] ? join_session_keyring+0x340/0x340 [ 594.578767] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 594.584312] __x64_sys_add_key+0x3cf/0x4e0 [ 594.588549] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 594.594443] do_syscall_64+0x1b9/0x820 [ 594.598345] ? finish_task_switch+0x1d3/0x870 [ 594.602845] ? syscall_return_slowpath+0x5e0/0x5e0 [ 594.607774] ? syscall_return_slowpath+0x31d/0x5e0 [ 594.612703] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 594.617718] ? prepare_exit_to_usermode+0x291/0x3b0 [ 594.622736] ? perf_trace_sys_enter+0xb10/0xb10 [ 594.627407] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 594.632253] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 594.637437] RIP: 0033:0x455a79 [ 594.640619] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 594.659939] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 594.667647] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 594.674911] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 594.682180] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 594.689446] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 594.696716] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000007 [ 594.746762] Unknown ioctl 4724 03:36:08 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0xfdfdffff]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:08 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000080)=0x0) ptrace$getenv(0x4201, r1, 0xfffffffffffffffc, &(0x7f0000000180)) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0xe005, 0x1, &(0x7f0000000380)=[{&(0x7f0000000140)="eb3c906d6b66732e66617400020401000200027000f801", 0x17}], 0x10808410, &(0x7f0000000340)=ANY=[]) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) mkdirat(r2, &(0x7f0000000040)='./file0\x00', 0x0) mkdirat(r2, &(0x7f00000001c0)='.//ile0\x00', 0x0) renameat(r2, &(0x7f0000000240)='.//ile0\x00', r2, &(0x7f0000000280)='./file0\x00') 03:36:08 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8070000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:08 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xedc000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:08 executing program 2 (fault-call:0 fault-nth:8): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:08 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x3d9, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:08 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0xbf00}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:08 executing program 6: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x700}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 594.946920] FAULT_INJECTION: forcing a failure. [ 594.946920] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 594.958848] CPU: 1 PID: 3094 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 594.967160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 594.976502] Call Trace: [ 594.979097] dump_stack+0x1c9/0x2b4 [ 594.982721] ? dump_stack_print_info.cold.2+0x52/0x52 [ 594.987910] ? lock_acquire+0x1e4/0x540 [ 594.991887] should_fail.cold.4+0xa/0x11 [ 594.995946] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 595.001046] ? rcu_is_watching+0x8c/0x150 [ 595.005191] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 595.009864] ? kernel_text_address+0x79/0xf0 [ 595.014271] ? __kernel_text_address+0xd/0x40 [ 595.018763] ? unwind_get_return_address+0x61/0xa0 [ 595.023690] ? lock_acquire+0x1e4/0x540 [ 595.027658] ? fs_reclaim_acquire+0x20/0x20 [ 595.031977] ? lock_downgrade+0x8f0/0x8f0 [ 595.036123] ? check_same_owner+0x340/0x340 [ 595.040439] ? __kmalloc+0x14e/0x760 [ 595.044148] ? big_key_alloc_buffer+0x42/0x380 [ 595.048735] ? rcu_note_context_switch+0x730/0x730 [ 595.053661] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 595.059025] __alloc_pages_nodemask+0x36e/0xdb0 [ 595.063689] ? _raw_write_unlock+0x22/0x30 [ 595.067922] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 595.072934] ? lock_acquire+0x1e4/0x540 [ 595.076912] ? fs_reclaim_acquire+0x20/0x20 [ 595.081233] ? lock_downgrade+0x8f0/0x8f0 [ 595.085380] ? lock_release+0xa30/0xa30 [ 595.089355] ? kasan_unpoison_shadow+0x35/0x50 [ 595.093937] ? kasan_kmalloc+0xc4/0xe0 [ 595.097820] ? __kmalloc+0x315/0x760 [ 595.101542] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 595.107078] alloc_pages_current+0x10c/0x210 [ 595.111486] big_key_alloc_buffer+0x1b6/0x380 [ 595.115989] big_key_preparse+0x24e/0x660 [ 595.120139] ? big_key_alloc_buffer+0x380/0x380 [ 595.124813] ? big_key_alloc_buffer+0x380/0x380 [ 595.129480] key_create_or_update+0x583/0x1120 [ 595.134064] ? key_type_lookup+0xd0/0xd0 [ 595.138121] ? join_session_keyring+0x340/0x340 [ 595.142810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 595.148350] __x64_sys_add_key+0x3cf/0x4e0 [ 595.152583] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 595.156236] FAT-fs (loop5): Directory bread(block 2575) failed [ 595.158471] do_syscall_64+0x1b9/0x820 [ 595.158486] ? finish_task_switch+0x1d3/0x870 [ 595.158500] ? syscall_return_slowpath+0x5e0/0x5e0 [ 595.158518] ? syscall_return_slowpath+0x31d/0x5e0 [ 595.173193] FAT-fs (loop5): Directory bread(block 2576) failed [ 595.177739] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 595.177755] ? prepare_exit_to_usermode+0x291/0x3b0 [ 595.177770] ? perf_trace_sys_enter+0xb10/0xb10 [ 595.177785] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 595.177802] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 595.177815] RIP: 0033:0x455a79 [ 595.216441] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 595.235707] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 595.243401] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 595.250652] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 595.257905] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 595.265156] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 595.272408] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000008 [ 595.279978] FAT-fs (loop5): Directory bread(block 2577) failed [ 595.292476] FAT-fs (loop5): Directory bread(block 2578) failed 03:36:08 executing program 2 (fault-call:0 fault-nth:9): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 595.311088] FAT-fs (loop5): Directory bread(block 2579) failed [ 595.317941] FAT-fs (loop5): Directory bread(block 2580) failed [ 595.331492] FAT-fs (loop5): Directory bread(block 2581) failed [ 595.340931] FAT-fs (loop5): Directory bread(block 2582) failed [ 595.350051] FAT-fs (loop5): Directory bread(block 2583) failed 03:36:08 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8090000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 595.356635] FAT-fs (loop5): Directory bread(block 2584) failed 03:36:08 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x9000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:08 executing program 3: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x700}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 595.522834] FAULT_INJECTION: forcing a failure. [ 595.522834] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 595.534843] CPU: 0 PID: 3108 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 595.543159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 595.552528] Call Trace: [ 595.555119] dump_stack+0x1c9/0x2b4 [ 595.558796] ? dump_stack_print_info.cold.2+0x52/0x52 [ 595.563992] ? perf_trace_lock+0xde/0x920 [ 595.568141] ? lock_acquire+0x1e4/0x540 [ 595.572120] should_fail.cold.4+0xa/0x11 [ 595.576186] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 595.581286] ? rcu_is_watching+0x8c/0x150 [ 595.585453] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 595.590131] ? kernel_text_address+0x79/0xf0 [ 595.594541] ? __kernel_text_address+0xd/0x40 [ 595.599037] ? unwind_get_return_address+0x61/0xa0 [ 595.603981] ? lock_acquire+0x1e4/0x540 [ 595.607955] ? fs_reclaim_acquire+0x20/0x20 [ 595.612284] ? lock_downgrade+0x8f0/0x8f0 [ 595.616435] ? check_same_owner+0x340/0x340 [ 595.620756] ? __kmalloc+0x14e/0x760 [ 595.624468] ? big_key_alloc_buffer+0x42/0x380 [ 595.629049] ? rcu_note_context_switch+0x730/0x730 [ 595.633982] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 595.639349] __alloc_pages_nodemask+0x36e/0xdb0 [ 595.644020] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 595.649035] ? lock_acquire+0x1e4/0x540 [ 595.653008] ? fs_reclaim_acquire+0x20/0x20 [ 595.657335] ? lock_downgrade+0x8f0/0x8f0 [ 595.661482] ? lock_release+0xa30/0xa30 [ 595.665969] ? kasan_unpoison_shadow+0x35/0x50 [ 595.670552] ? kasan_kmalloc+0xc4/0xe0 [ 595.674442] ? __kmalloc+0x315/0x760 [ 595.678157] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 595.683694] alloc_pages_current+0x10c/0x210 [ 595.688109] big_key_alloc_buffer+0x1b6/0x380 [ 595.692608] big_key_preparse+0x24e/0x660 [ 595.696760] ? big_key_alloc_buffer+0x380/0x380 [ 595.701431] ? big_key_alloc_buffer+0x380/0x380 [ 595.706096] key_create_or_update+0x583/0x1120 [ 595.710676] ? key_type_lookup+0xd0/0xd0 [ 595.714735] ? join_session_keyring+0x340/0x340 [ 595.719422] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 595.724962] __x64_sys_add_key+0x3cf/0x4e0 [ 595.729197] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 595.735086] do_syscall_64+0x1b9/0x820 [ 595.738976] ? finish_task_switch+0x1d3/0x870 [ 595.743468] ? syscall_return_slowpath+0x5e0/0x5e0 [ 595.748405] ? syscall_return_slowpath+0x31d/0x5e0 [ 595.753332] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 595.758346] ? prepare_exit_to_usermode+0x291/0x3b0 [ 595.763361] ? perf_trace_sys_enter+0xb10/0xb10 [ 595.768049] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 595.772897] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 595.778083] RIP: 0033:0x455a79 [ 595.781261] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 595.800568] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 595.808282] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 595.815551] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 03:36:09 executing program 2 (fault-call:0 fault-nth:10): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 595.822817] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 595.830082] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 595.837350] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000009 03:36:09 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0xfc, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 596.037763] FAT-fs (loop5): Directory bread(block 2579) failed [ 596.047926] FAT-fs (loop5): Directory bread(block 2580) failed [ 596.063996] FAT-fs (loop5): Directory bread(block 2581) failed [ 596.078125] FAT-fs (loop5): Directory bread(block 2582) failed 03:36:09 executing program 3: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x700}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 596.085179] FAT-fs (loop5): Directory bread(block 2583) failed [ 596.112323] FAT-fs (loop5): Directory bread(block 2584) failed [ 596.119597] FAT-fs (loop5): Directory bread(block 2585) failed [ 596.126554] FAT-fs (loop5): Directory bread(block 2586) failed [ 596.133221] FAT-fs (loop5): Directory bread(block 2587) failed [ 596.139809] FAT-fs (loop5): Directory bread(block 2588) failed [ 596.169869] FAULT_INJECTION: forcing a failure. [ 596.169869] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 596.181939] CPU: 0 PID: 3125 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 596.190283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 596.199626] Call Trace: [ 596.202215] dump_stack+0x1c9/0x2b4 [ 596.205842] ? dump_stack_print_info.cold.2+0x52/0x52 [ 596.211036] ? lock_acquire+0x1e4/0x540 [ 596.215014] should_fail.cold.4+0xa/0x11 [ 596.219078] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 596.224177] ? rcu_is_watching+0x8c/0x150 [ 596.228324] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 596.232993] ? kernel_text_address+0x79/0xf0 [ 596.237404] ? __kernel_text_address+0xd/0x40 [ 596.241898] ? unwind_get_return_address+0x61/0xa0 [ 596.242483] Unknown ioctl 4724 [ 596.246834] ? lock_acquire+0x1e4/0x540 [ 596.246851] ? fs_reclaim_acquire+0x20/0x20 [ 596.246866] ? lock_downgrade+0x8f0/0x8f0 [ 596.246885] ? check_same_owner+0x340/0x340 [ 596.266762] ? __kmalloc+0x14e/0x760 03:36:09 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8004000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 596.270479] ? big_key_alloc_buffer+0x42/0x380 [ 596.275060] ? rcu_note_context_switch+0x730/0x730 [ 596.279984] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 596.285346] __alloc_pages_nodemask+0x36e/0xdb0 [ 596.290015] ? _raw_write_unlock+0x22/0x30 [ 596.294248] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 596.299267] ? lock_acquire+0x1e4/0x540 [ 596.303245] ? fs_reclaim_acquire+0x20/0x20 [ 596.307570] ? lock_downgrade+0x8f0/0x8f0 [ 596.311723] ? lock_release+0xa30/0xa30 [ 596.315711] ? kasan_unpoison_shadow+0x35/0x50 [ 596.320290] ? kasan_kmalloc+0xc4/0xe0 [ 596.324178] ? __kmalloc+0x315/0x760 [ 596.327892] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 596.333429] alloc_pages_current+0x10c/0x210 [ 596.337841] big_key_alloc_buffer+0x1b6/0x380 [ 596.342339] big_key_preparse+0x24e/0x660 [ 596.346484] ? big_key_alloc_buffer+0x380/0x380 [ 596.351151] ? big_key_alloc_buffer+0x380/0x380 [ 596.355815] key_create_or_update+0x583/0x1120 [ 596.360399] ? key_type_lookup+0xd0/0xd0 [ 596.364462] ? join_session_keyring+0x340/0x340 [ 596.369141] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 596.374705] __x64_sys_add_key+0x3cf/0x4e0 [ 596.378942] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 596.384830] ? syscall_slow_exit_work+0x500/0x500 [ 596.389675] do_syscall_64+0x1b9/0x820 [ 596.393566] ? finish_task_switch+0x1d3/0x870 [ 596.396799] Unknown ioctl 4724 [ 596.398064] ? syscall_return_slowpath+0x5e0/0x5e0 [ 596.398080] ? syscall_return_slowpath+0x31d/0x5e0 [ 596.398094] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 596.398111] ? prepare_exit_to_usermode+0x291/0x3b0 [ 596.421112] ? perf_trace_sys_enter+0xb10/0xb10 [ 596.425784] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 596.430627] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 596.435809] RIP: 0033:0x455a79 [ 596.438984] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 596.458248] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 03:36:09 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0xfffffdfd]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:09 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x2000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:09 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x800000000000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:09 executing program 2 (fault-call:0 fault-nth:11): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 596.465952] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 596.473215] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 596.480479] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 596.487744] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 596.495006] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000000a 03:36:09 executing program 6: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x700}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 596.794596] FAULT_INJECTION: forcing a failure. [ 596.794596] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 596.800818] FAT-fs (loop5): count of clusters too big (4194302) [ 596.806477] CPU: 1 PID: 3150 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 596.806487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 596.806492] Call Trace: [ 596.806514] dump_stack+0x1c9/0x2b4 [ 596.806532] ? dump_stack_print_info.cold.2+0x52/0x52 [ 596.812588] FAT-fs (loop5): Can't find a valid FAT filesystem [ 596.820906] ? perf_trace_lock+0xde/0x920 [ 596.820925] ? lock_acquire+0x1e4/0x540 [ 596.820948] should_fail.cold.4+0xa/0x11 [ 596.859654] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 596.864771] ? rcu_is_watching+0x8c/0x150 [ 596.868927] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 596.873604] ? kernel_text_address+0x79/0xf0 [ 596.878016] ? __kernel_text_address+0xd/0x40 [ 596.882516] ? unwind_get_return_address+0x61/0xa0 [ 596.887455] ? lock_acquire+0x1e4/0x540 [ 596.891435] ? fs_reclaim_acquire+0x20/0x20 [ 596.895758] ? lock_downgrade+0x8f0/0x8f0 [ 596.899908] ? check_same_owner+0x340/0x340 [ 596.904229] ? __kmalloc+0x14e/0x760 [ 596.907943] ? big_key_alloc_buffer+0x42/0x380 [ 596.912534] ? rcu_note_context_switch+0x730/0x730 [ 596.917490] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 596.922861] __alloc_pages_nodemask+0x36e/0xdb0 [ 596.927539] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 596.932562] ? lock_acquire+0x1e4/0x540 [ 596.936539] ? fs_reclaim_acquire+0x20/0x20 [ 596.940865] ? lock_downgrade+0x8f0/0x8f0 [ 596.945022] ? lock_release+0xa30/0xa30 [ 596.949006] ? kasan_unpoison_shadow+0x35/0x50 [ 596.953592] ? kasan_kmalloc+0xc4/0xe0 [ 596.957480] ? __kmalloc+0x315/0x760 [ 596.961203] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 596.966748] alloc_pages_current+0x10c/0x210 [ 596.971166] big_key_alloc_buffer+0x1b6/0x380 [ 596.975672] big_key_preparse+0x24e/0x660 [ 596.979832] ? big_key_alloc_buffer+0x380/0x380 [ 596.984507] ? big_key_alloc_buffer+0x380/0x380 [ 596.989181] key_create_or_update+0x583/0x1120 [ 596.993770] ? key_type_lookup+0xd0/0xd0 [ 596.997834] ? join_session_keyring+0x340/0x340 [ 597.002517] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 597.008057] __x64_sys_add_key+0x3cf/0x4e0 [ 597.012293] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 597.018187] do_syscall_64+0x1b9/0x820 [ 597.022075] ? finish_task_switch+0x1d3/0x870 [ 597.026572] ? syscall_return_slowpath+0x5e0/0x5e0 [ 597.031503] ? syscall_return_slowpath+0x31d/0x5e0 [ 597.036434] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 597.041452] ? prepare_exit_to_usermode+0x291/0x3b0 [ 597.046471] ? perf_trace_sys_enter+0xb10/0xb10 [ 597.051142] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 597.055995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 597.061183] RIP: 0033:0x455a79 [ 597.064363] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 597.083667] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 03:36:10 executing program 3: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x700}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:10 executing program 3: r0 = socket$rds(0x15, 0x5, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000)='bpq0\x00', 0x10) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x0, 0x0) ioctl$SG_GET_PACK_ID(r1, 0x227c, &(0x7f0000000080)) r2 = creat(&(0x7f0000df1000)='./file0/bus\x00', 0x0) fcntl$lock(r2, 0x7, &(0x7f0000027000)) 03:36:10 executing program 3: r0 = msgget(0x1, 0x0) msgrcv(r0, &(0x7f0000000180)={0x0, ""/220}, 0xe4, 0x3, 0x2000) r1 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$EBT_SO_GET_INFO(r1, 0x0, 0x80, &(0x7f0000000040)={'broute\x00'}, &(0x7f0000000140)=0x307) [ 597.091384] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 597.098659] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 597.105924] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 597.113189] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 597.120452] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000000b 03:36:10 executing program 2 (fault-call:0 fault-nth:12): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:10 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000309510283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 597.150720] FAT-fs (loop5): count of clusters too big (4194302) [ 597.156993] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:10 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xfffffdfc, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 597.294423] FAULT_INJECTION: forcing a failure. [ 597.294423] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 597.306331] CPU: 1 PID: 3167 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 597.314647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 597.323996] Call Trace: [ 597.326585] dump_stack+0x1c9/0x2b4 [ 597.330211] ? dump_stack_print_info.cold.2+0x52/0x52 [ 597.335401] ? perf_trace_lock+0xde/0x920 [ 597.339582] ? lock_acquire+0x1e4/0x540 [ 597.343561] should_fail.cold.4+0xa/0x11 [ 597.347625] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 597.352728] ? rcu_is_watching+0x8c/0x150 [ 597.356881] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 597.361581] ? kernel_text_address+0x79/0xf0 [ 597.365991] ? __kernel_text_address+0xd/0x40 [ 597.370486] ? unwind_get_return_address+0x61/0xa0 [ 597.375421] ? lock_acquire+0x1e4/0x540 [ 597.379398] ? fs_reclaim_acquire+0x20/0x20 [ 597.383723] ? lock_downgrade+0x8f0/0x8f0 [ 597.387872] ? check_same_owner+0x340/0x340 [ 597.392192] ? __kmalloc+0x14e/0x760 [ 597.395904] ? big_key_alloc_buffer+0x42/0x380 [ 597.400489] ? rcu_note_context_switch+0x730/0x730 [ 597.405418] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 597.410795] __alloc_pages_nodemask+0x36e/0xdb0 [ 597.415465] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 597.420482] ? lock_acquire+0x1e4/0x540 [ 597.424454] ? fs_reclaim_acquire+0x20/0x20 [ 597.428778] ? lock_downgrade+0x8f0/0x8f0 [ 597.432930] ? lock_release+0xa30/0xa30 [ 597.436912] ? kasan_unpoison_shadow+0x35/0x50 [ 597.441494] ? kasan_kmalloc+0xc4/0xe0 [ 597.445382] ? __kmalloc+0x315/0x760 [ 597.449095] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 597.454629] alloc_pages_current+0x10c/0x210 [ 597.459046] big_key_alloc_buffer+0x1b6/0x380 [ 597.463545] big_key_preparse+0x24e/0x660 [ 597.467695] ? big_key_alloc_buffer+0x380/0x380 [ 597.472367] ? big_key_alloc_buffer+0x380/0x380 [ 597.477035] key_create_or_update+0x583/0x1120 [ 597.481619] ? key_type_lookup+0xd0/0xd0 [ 597.485683] ? join_session_keyring+0x340/0x340 [ 597.490369] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 597.495905] __x64_sys_add_key+0x3cf/0x4e0 [ 597.500143] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 597.506031] do_syscall_64+0x1b9/0x820 [ 597.509914] ? finish_task_switch+0x1d3/0x870 [ 597.514409] ? syscall_return_slowpath+0x5e0/0x5e0 [ 597.519335] ? syscall_return_slowpath+0x31d/0x5e0 [ 597.524262] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 597.529277] ? prepare_exit_to_usermode+0x291/0x3b0 [ 597.534291] ? perf_trace_sys_enter+0xb10/0xb10 [ 597.538961] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 597.543811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 597.548999] RIP: 0033:0x455a79 [ 597.552175] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 597.571488] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 597.579201] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 597.586480] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 597.593745] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 597.601009] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 597.608278] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000000c [ 597.629735] FAT-fs (loop5): count of clusters too big (196606) [ 597.635968] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:10 executing program 2 (fault-call:0 fault-nth:13): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:11 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f80fff00000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:11 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x167, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 597.691510] FAT-fs (loop5): count of clusters too big (196606) [ 597.697612] FAT-fs (loop5): Can't find a valid FAT filesystem [ 597.712552] Unknown ioctl 4724 03:36:11 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0xfdfdffff}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:11 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xffffff8c, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 597.818886] FAULT_INJECTION: forcing a failure. [ 597.818886] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 597.830812] CPU: 1 PID: 3186 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 597.839144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 597.848492] Call Trace: [ 597.851107] dump_stack+0x1c9/0x2b4 [ 597.854734] ? dump_stack_print_info.cold.2+0x52/0x52 [ 597.859928] ? kasan_check_write+0x14/0x20 [ 597.864167] should_fail.cold.4+0xa/0x11 [ 597.868251] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 597.873366] ? kasan_check_write+0x14/0x20 [ 597.877605] ? __schedule+0x884/0x1ed0 [ 597.881493] ? __sched_text_start+0x8/0x8 [ 597.885645] ? lock_acquire+0x1e4/0x540 [ 597.889617] ? fs_reclaim_acquire+0x20/0x20 [ 597.893936] ? lock_downgrade+0x8f0/0x8f0 [ 597.898093] ? check_same_owner+0x340/0x340 [ 597.902414] ? __kmalloc+0x14e/0x760 [ 597.906127] ? rcu_note_context_switch+0x730/0x730 [ 597.911052] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 597.916420] __alloc_pages_nodemask+0x36e/0xdb0 [ 597.921088] ? _raw_write_unlock+0x22/0x30 [ 597.925323] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 597.930339] ? lock_acquire+0x1e4/0x540 [ 597.934307] ? fs_reclaim_acquire+0x20/0x20 [ 597.938623] ? lock_downgrade+0x8f0/0x8f0 [ 597.942768] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 597.947531] ? policy_node+0xb1/0x140 [ 597.951339] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 597.956197] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 597.961731] alloc_pages_current+0x10c/0x210 [ 597.966139] big_key_alloc_buffer+0x1b6/0x380 [ 597.970635] big_key_preparse+0x24e/0x660 [ 597.974789] ? big_key_alloc_buffer+0x380/0x380 [ 597.979457] ? big_key_alloc_buffer+0x380/0x380 [ 597.984123] key_create_or_update+0x583/0x1120 [ 597.988702] ? key_type_lookup+0xd0/0xd0 [ 597.992764] ? join_session_keyring+0x340/0x340 [ 597.997440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 598.002973] __x64_sys_add_key+0x3cf/0x4e0 [ 598.007209] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 598.013110] do_syscall_64+0x1b9/0x820 [ 598.016999] ? finish_task_switch+0x1d3/0x870 [ 598.021498] ? syscall_return_slowpath+0x5e0/0x5e0 [ 598.026423] ? syscall_return_slowpath+0x31d/0x5e0 [ 598.031348] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 598.036359] ? prepare_exit_to_usermode+0x291/0x3b0 [ 598.041369] ? perf_trace_sys_enter+0xb10/0xb10 [ 598.046036] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 598.050877] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 598.056057] RIP: 0033:0x455a79 [ 598.059231] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 598.078498] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 598.086201] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 598.093463] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 598.100729] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 598.107992] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 598.115267] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000000d [ 598.166987] Unknown ioctl 4724 [ 598.182267] FAT-fs (loop5): count of clusters too big (16715518) [ 598.188581] FAT-fs (loop5): Can't find a valid FAT filesystem [ 598.204510] FAT-fs (loop5): count of clusters too big (16715518) [ 598.210840] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:11 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x1f00000000000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:11 executing program 6: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x700}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:11 executing program 3: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f0000000440)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f00000002c0)='ramfs\x00', 0x0, &(0x7f0000000480)) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f00000001c0)='bdev\x00', 0x100000, &(0x7f0000000200)) r0 = syz_open_dev$sndpcmc(&(0x7f00000003c0)='/dev/snd/pcmC#D#c\x00', 0x2, 0x400) setsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f0000000400)=0x2e8f, 0x4) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) mount(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='.', &(0x7f0000000040)="045b898f73", 0x1004, 0x0) mkdir(&(0x7f0000000180)='./file0/file0\x00', 0x0) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) mount(&(0x7f00000000c0)='./file0/file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)='iso9660\x00', 0x101000, &(0x7f0000000380)) ioctl(r2, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000380)='/dev/snapshot\x00', 0x40000, 0x0) r4 = getgid() mount$9p_fd(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='9p\x00', 0x2000, &(0x7f0000000580)={'trans=fd,', {'rfdno', 0x3d, r3}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@afid={'afid', 0x3d, 0xff}, 0x2c}, {@posixacl='posixacl', 0x2c}, {@version_L='version=9p2000.L', 0x2c}, {@dfltgid={'dfltgid', 0x3d, r4}, 0x2c}, {@cache_mmap='cache=mmap', 0x2c}]}}) mount(&(0x7f00000008c0)='.', &(0x7f0000000080)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f0000000ac0)) mount(&(0x7f00000004c0)='./file0/file0\x00', &(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='proc\x00', 0x0, &(0x7f0000000580)) 03:36:11 executing program 2 (fault-call:0 fault-nth:14): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:11 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8267e00000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 598.331109] FAULT_INJECTION: forcing a failure. [ 598.331109] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 598.343010] CPU: 0 PID: 3213 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 598.351331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 598.360679] Call Trace: [ 598.363267] dump_stack+0x1c9/0x2b4 [ 598.366897] ? dump_stack_print_info.cold.2+0x52/0x52 [ 598.372089] ? perf_trace_lock+0xde/0x920 [ 598.376238] ? lock_acquire+0x1e4/0x540 [ 598.380212] should_fail.cold.4+0xa/0x11 [ 598.384276] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 598.389390] ? rcu_is_watching+0x8c/0x150 [ 598.393535] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 598.398213] ? kernel_text_address+0x79/0xf0 [ 598.402624] ? __kernel_text_address+0xd/0x40 [ 598.407118] ? unwind_get_return_address+0x61/0xa0 [ 598.412051] ? lock_acquire+0x1e4/0x540 [ 598.416023] ? fs_reclaim_acquire+0x20/0x20 [ 598.420347] ? lock_downgrade+0x8f0/0x8f0 [ 598.424502] ? check_same_owner+0x340/0x340 [ 598.428820] ? __kmalloc+0x14e/0x760 [ 598.432532] ? big_key_alloc_buffer+0x42/0x380 [ 598.437114] ? rcu_note_context_switch+0x730/0x730 [ 598.442046] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 598.447418] __alloc_pages_nodemask+0x36e/0xdb0 [ 598.452089] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 598.457109] ? lock_acquire+0x1e4/0x540 [ 598.461084] ? fs_reclaim_acquire+0x20/0x20 [ 598.465406] ? lock_downgrade+0x8f0/0x8f0 [ 598.469554] ? lock_release+0xa30/0xa30 [ 598.473536] ? kasan_unpoison_shadow+0x35/0x50 [ 598.478118] ? kasan_kmalloc+0xc4/0xe0 [ 598.482007] ? __kmalloc+0x315/0x760 [ 598.485729] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 598.491268] alloc_pages_current+0x10c/0x210 [ 598.495692] big_key_alloc_buffer+0x1b6/0x380 [ 598.500206] big_key_preparse+0x24e/0x660 [ 598.504357] ? big_key_alloc_buffer+0x380/0x380 [ 598.509029] ? big_key_alloc_buffer+0x380/0x380 [ 598.513697] key_create_or_update+0x583/0x1120 [ 598.518286] ? key_type_lookup+0xd0/0xd0 [ 598.522345] ? join_session_keyring+0x340/0x340 [ 598.527030] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 598.532571] __x64_sys_add_key+0x3cf/0x4e0 [ 598.536805] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 598.542700] do_syscall_64+0x1b9/0x820 [ 598.546590] ? finish_task_switch+0x1d3/0x870 [ 598.551346] ? syscall_return_slowpath+0x5e0/0x5e0 [ 598.556273] ? syscall_return_slowpath+0x31d/0x5e0 [ 598.561199] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 598.566213] ? prepare_exit_to_usermode+0x291/0x3b0 [ 598.571228] ? perf_trace_sys_enter+0xb10/0xb10 [ 598.575898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 598.580747] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 598.585930] RIP: 0033:0x455a79 [ 598.589107] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 598.608418] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 598.616123] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 598.623732] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 03:36:11 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x7400000000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 598.630997] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 598.638261] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 598.645525] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000000e 03:36:11 executing program 2 (fault-call:0 fault-nth:15): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 598.693484] proc: unrecognized mount option "trans=fd" or missing value [ 598.719665] FAT-fs (loop5): count of clusters too big (8267262) [ 598.726169] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:12 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0x2) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r1, &(0x7f0000000140)={0x1d}, 0x10) sendmsg$key(r1, &(0x7f0000cbe000)={0x0, 0x0, &(0x7f0000005ff0)={&(0x7f0000000000)={0x5, 0x0, 0x0, 0x0, 0x13, 0x0, 0x0, 0x0, [@sadb_lifetime={0x4}, @sadb_lifetime={0x4, 0x0, 0x4}, @sadb_address={0x3, 0x0, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast2=0xe0000002}}, @sadb_x_filter={0x5, 0x1a, @in6=@local={0xfe, 0x80, [], 0xffffffffffffffff}, @in6=@remote={0xfe, 0x80, [], 0xffffffffffffffff}}, @sadb_x_nat_t_port={0x1}]}, 0x98}, 0x1}, 0x0) r2 = dup(r1) ioctl$PIO_SCRNMAP(r2, 0x4b41, &(0x7f0000000180)="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") 03:36:12 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8030000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 598.752379] FAT-fs (loop5): count of clusters too big (8267262) [ 598.758547] FAT-fs (loop5): Can't find a valid FAT filesystem [ 598.861598] FAULT_INJECTION: forcing a failure. [ 598.861598] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 598.873497] CPU: 1 PID: 3226 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 598.881814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 598.891165] Call Trace: [ 598.893762] dump_stack+0x1c9/0x2b4 [ 598.897393] ? dump_stack_print_info.cold.2+0x52/0x52 [ 598.902582] ? perf_trace_lock+0xde/0x920 [ 598.906733] ? lock_acquire+0x1e4/0x540 [ 598.910711] should_fail.cold.4+0xa/0x11 [ 598.914775] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 598.919878] ? rcu_is_watching+0x8c/0x150 [ 598.924031] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 598.928710] ? kernel_text_address+0x79/0xf0 [ 598.933118] ? __kernel_text_address+0xd/0x40 [ 598.937611] ? unwind_get_return_address+0x61/0xa0 [ 598.942547] ? lock_acquire+0x1e4/0x540 [ 598.946523] ? fs_reclaim_acquire+0x20/0x20 [ 598.950841] ? lock_downgrade+0x8f0/0x8f0 [ 598.954993] ? check_same_owner+0x340/0x340 [ 598.959313] ? __kmalloc+0x14e/0x760 [ 598.963028] ? big_key_alloc_buffer+0x42/0x380 [ 598.967611] ? rcu_note_context_switch+0x730/0x730 [ 598.972539] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 598.977913] __alloc_pages_nodemask+0x36e/0xdb0 [ 598.982607] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 598.987626] ? lock_acquire+0x1e4/0x540 [ 598.991597] ? fs_reclaim_acquire+0x20/0x20 [ 598.995917] ? lock_downgrade+0x8f0/0x8f0 [ 599.000067] ? lock_release+0xa30/0xa30 [ 599.004049] ? kasan_unpoison_shadow+0x35/0x50 [ 599.008631] ? kasan_kmalloc+0xc4/0xe0 [ 599.012516] ? __kmalloc+0x315/0x760 [ 599.016233] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 599.021780] alloc_pages_current+0x10c/0x210 [ 599.026209] big_key_alloc_buffer+0x1b6/0x380 [ 599.030711] big_key_preparse+0x24e/0x660 [ 599.034864] ? big_key_alloc_buffer+0x380/0x380 [ 599.039535] ? big_key_alloc_buffer+0x380/0x380 [ 599.044203] key_create_or_update+0x583/0x1120 [ 599.048787] ? key_type_lookup+0xd0/0xd0 [ 599.052845] ? join_session_keyring+0x340/0x340 [ 599.057527] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 599.063066] __x64_sys_add_key+0x3cf/0x4e0 [ 599.067301] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 599.073195] do_syscall_64+0x1b9/0x820 [ 599.077078] ? finish_task_switch+0x1d3/0x870 [ 599.081578] ? syscall_return_slowpath+0x5e0/0x5e0 [ 599.086508] ? syscall_return_slowpath+0x31d/0x5e0 [ 599.091436] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 599.096448] ? prepare_exit_to_usermode+0x291/0x3b0 [ 599.101462] ? perf_trace_sys_enter+0xb10/0xb10 [ 599.106134] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 599.110983] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 599.116173] RIP: 0033:0x455a79 [ 599.119349] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 599.138658] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 599.146369] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 599.153634] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 599.160898] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 599.168174] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 599.175447] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000000f 03:36:12 executing program 2 (fault-call:0 fault-nth:16): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:12 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x6c, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 599.233393] FAT-fs (loop5): Directory bread(block 2567) failed [ 599.245797] FAT-fs (loop5): Directory bread(block 2568) failed [ 599.262911] FAT-fs (loop5): Directory bread(block 2569) failed [ 599.277763] FAT-fs (loop5): Directory bread(block 2570) failed 03:36:12 executing program 3: unshare(0x40000000) r0 = socket$inet6(0xa, 0x801, 0x0) bind$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) 03:36:12 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x19d, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:12 executing program 6: r0 = creat(&(0x7f00000000c0)='./file1\x00', 0x0) fallocate(r0, 0x1, 0x0, 0x20000005) fallocate(0xffffffffffffffff, 0x0, 0x0, 0x80003ff) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000000)=@assoc_value, &(0x7f0000000040)=0x8) [ 599.293077] FAT-fs (loop5): Directory bread(block 2571) failed [ 599.299595] FAT-fs (loop5): Directory bread(block 2572) failed [ 599.306446] FAT-fs (loop5): Directory bread(block 2573) failed [ 599.313157] FAT-fs (loop5): Directory bread(block 2574) failed [ 599.319470] FAT-fs (loop5): Directory bread(block 2575) failed [ 599.325774] FAT-fs (loop5): Directory bread(block 2576) failed [ 599.372434] FAULT_INJECTION: forcing a failure. [ 599.372434] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 599.384318] CPU: 0 PID: 3246 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 599.392627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 599.401983] Call Trace: [ 599.404566] dump_stack+0x1c9/0x2b4 [ 599.408198] ? dump_stack_print_info.cold.2+0x52/0x52 [ 599.413390] ? lock_acquire+0x1e4/0x540 [ 599.417370] should_fail.cold.4+0xa/0x11 [ 599.421433] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 599.426531] ? rcu_is_watching+0x8c/0x150 [ 599.430679] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 599.435350] ? kernel_text_address+0x79/0xf0 [ 599.439757] ? __kernel_text_address+0xd/0x40 [ 599.444252] ? unwind_get_return_address+0x61/0xa0 [ 599.449180] ? lock_acquire+0x1e4/0x540 [ 599.453148] ? fs_reclaim_acquire+0x20/0x20 [ 599.457465] ? lock_downgrade+0x8f0/0x8f0 [ 599.461614] ? check_same_owner+0x340/0x340 [ 599.465934] ? __kmalloc+0x14e/0x760 [ 599.469647] ? big_key_alloc_buffer+0x42/0x380 [ 599.474225] ? rcu_note_context_switch+0x730/0x730 [ 599.479149] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 599.484514] __alloc_pages_nodemask+0x36e/0xdb0 [ 599.489181] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 599.494195] ? lock_acquire+0x1e4/0x540 [ 599.498168] ? fs_reclaim_acquire+0x20/0x20 [ 599.502490] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 599.507251] ? kasan_unpoison_shadow+0x35/0x50 [ 599.511831] ? kasan_kmalloc+0xc4/0xe0 [ 599.515724] ? __kmalloc+0x315/0x760 [ 599.519434] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 599.524969] alloc_pages_current+0x10c/0x210 [ 599.529383] big_key_alloc_buffer+0x1b6/0x380 [ 599.533878] big_key_preparse+0x24e/0x660 [ 599.538025] ? big_key_alloc_buffer+0x380/0x380 [ 599.542699] ? big_key_alloc_buffer+0x380/0x380 [ 599.547360] key_create_or_update+0x583/0x1120 [ 599.551940] ? key_type_lookup+0xd0/0xd0 [ 599.555999] ? join_session_keyring+0x340/0x340 [ 599.560675] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 599.566210] __x64_sys_add_key+0x3cf/0x4e0 [ 599.570441] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 599.576329] do_syscall_64+0x1b9/0x820 [ 599.580216] ? syscall_return_slowpath+0x5e0/0x5e0 [ 599.585146] ? syscall_return_slowpath+0x31d/0x5e0 [ 599.590077] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 599.595096] ? prepare_exit_to_usermode+0x291/0x3b0 [ 599.600111] ? perf_trace_sys_enter+0xb10/0xb10 [ 599.604779] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 599.609630] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 599.614813] RIP: 0033:0x455a79 [ 599.617990] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 599.637249] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 599.644951] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 599.652212] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 599.659476] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 03:36:12 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8ffffff8c0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:12 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x7000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 599.667220] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 599.674483] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000010 [ 599.775524] Unknown ioctl 4724 [ 599.792909] IPVS: ftp: loaded support on port[0] = 21 [ 599.880834] IPVS: ftp: loaded support on port[0] = 21 [ 599.897677] FAT-fs (loop5): count of clusters too big (16776958) [ 599.903945] FAT-fs (loop5): Can't find a valid FAT filesystem [ 599.930344] Unknown ioctl 4724 [ 599.930804] FAT-fs (loop5): count of clusters too big (16776958) [ 599.939846] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:13 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x40000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:13 executing program 2 (fault-call:0 fault-nth:17): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:13 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x9, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:13 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") keyctl$reject(0x13, 0x0, 0x0, 0x0, 0x0) sync_file_range(r0, 0x9, 0xb97e, 0x5) recvmsg(r0, &(0x7f0000000580)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000480)=[{&(0x7f0000000080)=""/240, 0xf0}, {&(0x7f0000000180)}, {&(0x7f00000001c0)=""/57, 0x39}, {&(0x7f00000002c0)=""/166, 0xa6}, {&(0x7f0000000380)=""/225, 0xe1}, {&(0x7f0000000200)=""/127, 0x7f}], 0x6, &(0x7f0000000500)=""/75, 0x4b, 0x8}, 0x0) ioctl$sock_inet_SIOCDARP(r1, 0x8953, &(0x7f00000005c0)={{0x2, 0x4e21, @multicast1=0xe0000001}, {0x306, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x4, {0x2, 0x4e21}, 'bond_slave_1\x00'}) 03:36:13 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f80000004c0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:13 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000400)="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") setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f0000000080)={{0xa, 0x4e23, 0x7fff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, {0xa, 0x4e22, 0x9, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, 0x7fffffff, [0x40000000000000, 0x2, 0x848, 0x9, 0x0, 0x5, 0x8, 0x3]}, 0x5c) socketpair$inet(0x2, 0x803, 0x5, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(0xffffffffffffff9c, 0x84, 0x71, &(0x7f0000000100)={0x0, 0x9}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r1, 0x84, 0x23, &(0x7f0000000180)={r2, 0x1}, 0x8) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r4, &(0x7f00000003c0)={'syz0'}, 0x4) close(r3) close(r4) [ 600.111610] FAULT_INJECTION: forcing a failure. [ 600.111610] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 600.123520] CPU: 1 PID: 3283 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 600.131837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 600.141189] Call Trace: [ 600.143788] dump_stack+0x1c9/0x2b4 [ 600.147427] ? dump_stack_print_info.cold.2+0x52/0x52 [ 600.152623] ? perf_trace_lock+0xde/0x920 [ 600.156782] ? lock_acquire+0x1e4/0x540 [ 600.160768] should_fail.cold.4+0xa/0x11 [ 600.164838] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 600.169948] ? rcu_is_watching+0x8c/0x150 [ 600.174108] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 600.178795] ? kernel_text_address+0x79/0xf0 [ 600.183212] ? __kernel_text_address+0xd/0x40 [ 600.187715] ? unwind_get_return_address+0x61/0xa0 [ 600.192667] ? lock_acquire+0x1e4/0x540 [ 600.196649] ? fs_reclaim_acquire+0x20/0x20 [ 600.200977] ? lock_downgrade+0x8f0/0x8f0 [ 600.205132] ? check_same_owner+0x340/0x340 03:36:13 executing program 3: socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000040)=@ax25, 0x10, &(0x7f0000000000)=[{&(0x7f0000000080)=""/151, 0xffffff77}], 0x1, &(0x7f00000001c0)=""/17, 0x11}, 0x0) close(r1) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x5c831, 0xffffffffffffffff, 0x0) close(r1) [ 600.209459] ? __kmalloc+0x14e/0x760 [ 600.213179] ? big_key_alloc_buffer+0x42/0x380 [ 600.217771] ? rcu_note_context_switch+0x730/0x730 [ 600.222720] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 600.228103] __alloc_pages_nodemask+0x36e/0xdb0 [ 600.232781] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 600.237802] ? lock_acquire+0x1e4/0x540 [ 600.241778] ? fs_reclaim_acquire+0x20/0x20 [ 600.246105] ? lock_downgrade+0x8f0/0x8f0 [ 600.250254] ? lock_release+0xa30/0xa30 [ 600.254238] ? kasan_unpoison_shadow+0x35/0x50 [ 600.258835] ? kasan_kmalloc+0xc4/0xe0 [ 600.262731] ? __kmalloc+0x315/0x760 [ 600.266454] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 600.272000] alloc_pages_current+0x10c/0x210 [ 600.276420] big_key_alloc_buffer+0x1b6/0x380 [ 600.280923] big_key_preparse+0x24e/0x660 [ 600.285081] ? big_key_alloc_buffer+0x380/0x380 [ 600.289759] ? big_key_alloc_buffer+0x380/0x380 [ 600.294426] key_create_or_update+0x583/0x1120 [ 600.299011] ? key_type_lookup+0xd0/0xd0 [ 600.303076] ? join_session_keyring+0x340/0x340 [ 600.307758] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 600.313295] __x64_sys_add_key+0x3cf/0x4e0 [ 600.317532] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 600.323422] do_syscall_64+0x1b9/0x820 [ 600.327307] ? finish_task_switch+0x1d3/0x870 [ 600.331801] ? syscall_return_slowpath+0x5e0/0x5e0 [ 600.336731] ? syscall_return_slowpath+0x31d/0x5e0 [ 600.341663] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 600.346679] ? prepare_exit_to_usermode+0x291/0x3b0 [ 600.351722] ? perf_trace_sys_enter+0xb10/0xb10 [ 600.356393] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 600.361240] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 600.366428] RIP: 0033:0x455a79 [ 600.369605] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 600.388916] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 600.396628] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 600.403892] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 03:36:13 executing program 2 (fault-call:0 fault-nth:18): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 600.411154] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 600.418417] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 600.425681] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000011 [ 600.436629] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 600.449087] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:36:13 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8fffffff00283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:13 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x1000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 600.472800] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 600.547400] FAULT_INJECTION: forcing a failure. [ 600.547400] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 600.559286] CPU: 1 PID: 3300 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 600.567596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 600.576942] Call Trace: [ 600.579531] dump_stack+0x1c9/0x2b4 [ 600.583162] ? dump_stack_print_info.cold.2+0x52/0x52 [ 600.588351] ? perf_trace_lock+0xde/0x920 [ 600.592498] ? lock_acquire+0x1e4/0x540 [ 600.596476] should_fail.cold.4+0xa/0x11 [ 600.600537] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 600.605650] ? rcu_is_watching+0x8c/0x150 [ 600.609808] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 600.614493] ? kernel_text_address+0x79/0xf0 [ 600.618907] ? __kernel_text_address+0xd/0x40 [ 600.623409] ? unwind_get_return_address+0x61/0xa0 [ 600.628347] ? lock_acquire+0x1e4/0x540 [ 600.632327] ? fs_reclaim_acquire+0x20/0x20 [ 600.636658] ? lock_downgrade+0x8f0/0x8f0 [ 600.640815] ? check_same_owner+0x340/0x340 [ 600.645138] ? __kmalloc+0x14e/0x760 [ 600.648855] ? big_key_alloc_buffer+0x42/0x380 [ 600.653435] ? rcu_note_context_switch+0x730/0x730 [ 600.658352] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 600.663713] __alloc_pages_nodemask+0x36e/0xdb0 [ 600.668373] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 600.673383] ? lock_acquire+0x1e4/0x540 [ 600.677343] ? fs_reclaim_acquire+0x20/0x20 [ 600.681649] ? lock_downgrade+0x8f0/0x8f0 [ 600.685787] ? lock_release+0xa30/0xa30 [ 600.689765] ? kasan_unpoison_shadow+0x35/0x50 [ 600.694337] ? kasan_kmalloc+0xc4/0xe0 [ 600.698212] ? __kmalloc+0x315/0x760 [ 600.701916] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 600.707442] alloc_pages_current+0x10c/0x210 [ 600.711845] big_key_alloc_buffer+0x1b6/0x380 [ 600.716332] big_key_preparse+0x24e/0x660 [ 600.720470] ? big_key_alloc_buffer+0x380/0x380 [ 600.725128] ? big_key_alloc_buffer+0x380/0x380 [ 600.729783] key_create_or_update+0x583/0x1120 [ 600.734356] ? key_type_lookup+0xd0/0xd0 [ 600.738408] ? join_session_keyring+0x340/0x340 [ 600.743089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 600.748614] __x64_sys_add_key+0x3cf/0x4e0 [ 600.752836] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 600.758713] do_syscall_64+0x1b9/0x820 [ 600.762584] ? finish_task_switch+0x1d3/0x870 [ 600.767062] ? syscall_return_slowpath+0x5e0/0x5e0 [ 600.771980] ? syscall_return_slowpath+0x31d/0x5e0 [ 600.776898] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 600.781901] ? prepare_exit_to_usermode+0x291/0x3b0 [ 600.786903] ? perf_trace_sys_enter+0xb10/0xb10 [ 600.791559] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 600.796402] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 600.801573] RIP: 0033:0x455a79 [ 600.804741] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 600.824024] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 600.831720] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 600.838982] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 600.846236] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 600.853490] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 600.860744] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000012 03:36:14 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x151, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:14 executing program 2 (fault-call:0 fault-nth:19): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 600.929055] FAT-fs (loop5): count of clusters too big (16776958) [ 600.935378] FAT-fs (loop5): Can't find a valid FAT filesystem [ 600.957565] FAT-fs (loop5): count of clusters too big (16776958) [ 600.963776] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:14 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8c00000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:14 executing program 3: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x9, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 601.049512] Unknown ioctl 4724 03:36:14 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x4000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:14 executing program 6: perf_event_open(&(0x7f0000000180)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x0, 0x0) preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000000)=""/250, 0xffffffffffffffc8}], 0x10000000000000ad, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000240)=@security={'security\x00', 0xe, 0x4, 0x460, 0x100, 0x100, 0x100, 0x0, 0x100, 0x390, 0x390, 0x390, 0x390, 0x390, 0x4, &(0x7f0000000200), {[{{@ipv6={@dev={0xfe, 0x80, [], 0x17}, @mcast2={0xff, 0x2, [], 0x1}, [0x0, 0x0, 0xffffffff, 0xffffff00], [0xff, 0xffffffff, 0xff, 0xffffff00], 'lo\x00', 'bcsf0\x00', {}, {}, 0x0, 0x7, 0x2}, 0x0, 0xc8, 0x100}, @common=@inet=@SET3={0x38, 'SET\x00', 0x3, {{0x400, 0xffff, 0x2}, {0x10000, 0x1f, 0x7}, {0xfff, 0x40, 0x401}, 0x9, 0x875}}}, {{@uncond, 0x0, 0x118, 0x140, 0x0, {}, [@common=@mh={0x28, 'mh\x00', 0x0, {0x242b, 0xffffffffffffffff, 0x1}}, @common=@icmp6={0x28, 'icmp6\x00', 0x0, {0x0, 0x3f, 0xf251}}]}, @common=@inet=@SYNPROXY={0x28, 'SYNPROXY\x00', 0x0, {0x6, 0x6d, 0x6}}}, {{@uncond, 0x0, 0xf0, 0x150, 0x0, {}, [@common=@mh={0x28, 'mh\x00', 0x0, {0x4}}]}, @common=@inet=@HMARK={0x60, 'HMARK\x00', 0x0, {@ipv4, [0xff, 0xffffffff, 0xffffffff, 0xffffffff], 0x4e21, 0x4e24, 0x4e22, 0x4e24, 0x2, 0x3e, 0x83, 0x1b0b, 0x3}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x4c0) [ 601.121666] FAULT_INJECTION: forcing a failure. [ 601.121666] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 601.133605] CPU: 1 PID: 3323 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 601.141925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 601.151273] Call Trace: [ 601.153860] dump_stack+0x1c9/0x2b4 [ 601.157487] ? dump_stack_print_info.cold.2+0x52/0x52 [ 601.162682] ? perf_trace_lock+0xde/0x920 [ 601.166829] ? lock_acquire+0x1e4/0x540 [ 601.170813] should_fail.cold.4+0xa/0x11 [ 601.174878] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 601.179984] ? rcu_is_watching+0x8c/0x150 [ 601.184137] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 601.188808] ? kernel_text_address+0x79/0xf0 [ 601.193215] ? __kernel_text_address+0xd/0x40 [ 601.197716] ? unwind_get_return_address+0x61/0xa0 [ 601.200848] Unknown ioctl 4724 [ 601.202653] ? lock_acquire+0x1e4/0x540 [ 601.202670] ? fs_reclaim_acquire+0x20/0x20 [ 601.202686] ? lock_downgrade+0x8f0/0x8f0 [ 601.202704] ? check_same_owner+0x340/0x340 [ 601.202716] ? __kmalloc+0x14e/0x760 [ 601.202729] ? big_key_alloc_buffer+0x42/0x380 [ 601.202745] ? rcu_note_context_switch+0x730/0x730 [ 601.235799] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 601.241168] __alloc_pages_nodemask+0x36e/0xdb0 [ 601.245841] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 601.250855] ? lock_acquire+0x1e4/0x540 [ 601.254829] ? fs_reclaim_acquire+0x20/0x20 [ 601.259149] ? lock_downgrade+0x8f0/0x8f0 [ 601.263298] ? lock_release+0xa30/0xa30 [ 601.267284] ? kasan_unpoison_shadow+0x35/0x50 [ 601.271873] ? kasan_kmalloc+0xc4/0xe0 [ 601.275767] ? __kmalloc+0x315/0x760 [ 601.279484] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 601.285028] alloc_pages_current+0x10c/0x210 [ 601.289448] big_key_alloc_buffer+0x1b6/0x380 [ 601.293951] big_key_preparse+0x24e/0x660 [ 601.298112] ? big_key_alloc_buffer+0x380/0x380 [ 601.302791] ? big_key_alloc_buffer+0x380/0x380 [ 601.307462] key_create_or_update+0x583/0x1120 [ 601.312051] ? key_type_lookup+0xd0/0xd0 [ 601.316119] ? join_session_keyring+0x340/0x340 [ 601.320806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 601.326350] __x64_sys_add_key+0x3cf/0x4e0 [ 601.330596] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 601.336491] do_syscall_64+0x1b9/0x820 [ 601.340383] ? syscall_return_slowpath+0x5e0/0x5e0 [ 601.345316] ? syscall_return_slowpath+0x31d/0x5e0 [ 601.350251] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 601.355270] ? prepare_exit_to_usermode+0x291/0x3b0 [ 601.360290] ? perf_trace_sys_enter+0xb10/0xb10 [ 601.364963] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 601.369817] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 601.375001] RIP: 0033:0x455a79 [ 601.378180] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 601.397482] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 601.405198] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 601.412467] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 03:36:14 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x1f000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:14 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$ppp(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ppp\x00', 0x0, 0x0) accept4$packet(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f00000002c0)=0x14, 0x80800) r2 = socket$inet6(0xa, 0x5, 0x2) connect$inet6(r2, &(0x7f00000000c0)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x4}, 0x1c) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f000014f000)={&(0x7f00003c7ff4)={0x10}, 0xc, &(0x7f00000bfff0)={&(0x7f00000008c0)=ANY=[@ANYBLOB="b8000000190001000000000000000000ff010000000000000000000000000001e0000001000000000054b60dfbb3f0fa7cda3a9ebc84d92500000000000000007513ec256bd1f4b64c4ee3b987617e3424d6c0c66ca0d11cb9f3a7a21ff3c8e3fbce120e9227289123099639bda33ebbb8ee5598f6b2f72792a86f6e102bf3ce2567f99a45b36c8fbc5bd12f01a24f7205e770286dcf2e3115e4f489d6599282617754184bc5fa2cc438353245b0e7bb9c54d717b20b5ddf9c4ad73fd0deff57d4339100000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="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"], 0xb8}, 0x1}, 0x0) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs\x00', 0x400, 0x0) setsockopt$inet_udp_encap(r3, 0x11, 0x64, &(0x7f0000000180)=0x3, 0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000340)={0x0, 0x101}, &(0x7f0000000380)=0x8) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f00000003c0)={r4, 0x1}, 0x8) chmod(&(0x7f0000000200)='./file0\x00', 0x20) setsockopt$inet6_MCAST_JOIN_GROUP(r2, 0x29, 0x8, &(0x7f0000000000)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7fffffffffffffff}}}, 0x88) ioctl$LOOP_SET_FD(r1, 0x4c00, r2) r5 = syz_open_dev$adsp(&(0x7f0000000140)='/dev/adsp#\x00', 0x3, 0x200) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000600)="73d8bdf9c6c7e161c41ea7c5000093e637bd9d60437debd1ce054e16b6892d62b3dd91eb0f22230df0fcbacafc189b09e82dfcecf2fe6dca00000000000000000000000000", 0xffffffffffffff0c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000540)={r5, &(0x7f0000000400)="3b5b6d5c7b2e3d2a7a1a059299c9cc9de8bbbe870b1379583029b2cf597dea3661367df65091ed18bfaa7449807682ed5ed68bf6e2b060adafa0a273bb8aa8e81c0f928a537c090c4c6c6c00a8bcdf4e2f65fd5a7ccc46d0fae569bd6c702a698d85f6d6019ef8eb1da1", &(0x7f0000000480)="7c99e54331f7ce3b7eb0a33095fd4f9f10371e6cbcc6285e0b446ace687fa22926ab4d8bd052adf7b545f9099706ffa9b52c38fe51da8643b9c6ac4f9ceabccde379d8367299e8eb0c835c1b891992aa9615f77be2be72af41c2218f8ebd42015b278401a4652597cc0d9df37ce5d4f0e4ac53e518bbde49ec0617cfe78b5025e964d07e48a8417a7eee2d5470612c694b1e82"}, 0x20) [ 601.419734] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 601.426997] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 601.434258] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000013 03:36:14 executing program 2 (fault-call:0 fault-nth:20): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:14 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x2, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:14 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") lstat(&(0x7f0000000200)='./file0\x00', &(0x7f0000000240)) syz_open_procfs(0x0, &(0x7f0000000140)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") r1 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x82) r2 = memfd_create(&(0x7f0000000100)="74086e750000000000000000008c00", 0x0) pwritev(r2, &(0x7f0000000340)=[{&(0x7f0000000040)='\'', 0x1}], 0x1, 0x81806) ioctl$LOOP_CHANGE_FD(r1, 0x4c00, r2) sendfile(r1, r1, &(0x7f0000000000), 0x2000005) ioctl$LOOP_CLR_FD(r1, 0x4c01) ioctl$LOOP_SET_FD(r1, 0x4c00, r2) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x12183c, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 601.489504] FAT-fs (loop5): Directory bread(block 2945) failed [ 601.503084] FAT-fs (loop5): Directory bread(block 2946) failed [ 601.522054] FAT-fs (loop5): Directory bread(block 2947) failed [ 601.543131] FAT-fs (loop5): Directory bread(block 2948) failed [ 601.550398] FAT-fs (loop5): Directory bread(block 2949) failed [ 601.556855] FAT-fs (loop5): Directory bread(block 2950) failed [ 601.568611] FAT-fs (loop5): Directory bread(block 2951) failed [ 601.579854] FAT-fs (loop5): Directory bread(block 2952) failed [ 601.587728] FAT-fs (loop5): Directory bread(block 2953) failed 03:36:14 executing program 6: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='clear_refs\x00') r1 = syz_open_procfs(0x0, &(0x7f0000000180)='smaps\x00') sendfile(r0, r1, &(0x7f0000000080), 0x1) 03:36:14 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8a80400000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 601.596927] FAT-fs (loop5): Directory bread(block 2954) failed [ 601.654230] FAULT_INJECTION: forcing a failure. [ 601.654230] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 601.666262] CPU: 1 PID: 3352 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 601.674578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 601.683924] Call Trace: [ 601.686518] dump_stack+0x1c9/0x2b4 [ 601.690142] ? dump_stack_print_info.cold.2+0x52/0x52 [ 601.695330] ? perf_trace_lock+0xde/0x920 [ 601.699476] ? lock_acquire+0x1e4/0x540 [ 601.703453] should_fail.cold.4+0xa/0x11 [ 601.707516] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 601.712615] ? rcu_is_watching+0x8c/0x150 [ 601.716760] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 601.721432] ? kernel_text_address+0x79/0xf0 [ 601.725838] ? __kernel_text_address+0xd/0x40 [ 601.730332] ? unwind_get_return_address+0x61/0xa0 [ 601.735263] ? lock_acquire+0x1e4/0x540 [ 601.739237] ? fs_reclaim_acquire+0x20/0x20 [ 601.743556] ? lock_downgrade+0x8f0/0x8f0 [ 601.747706] ? check_same_owner+0x340/0x340 [ 601.752023] ? __kmalloc+0x14e/0x760 [ 601.755733] ? big_key_alloc_buffer+0x42/0x380 [ 601.760310] ? rcu_note_context_switch+0x730/0x730 [ 601.765235] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 601.770603] __alloc_pages_nodemask+0x36e/0xdb0 [ 601.775275] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 601.780290] ? lock_acquire+0x1e4/0x540 [ 601.784261] ? fs_reclaim_acquire+0x20/0x20 [ 601.788577] ? lock_downgrade+0x8f0/0x8f0 [ 601.792725] ? lock_release+0xa30/0xa30 [ 601.796702] ? kasan_unpoison_shadow+0x35/0x50 [ 601.801283] ? kasan_kmalloc+0xc4/0xe0 [ 601.805170] ? __kmalloc+0x315/0x760 [ 601.808885] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 601.814419] alloc_pages_current+0x10c/0x210 [ 601.818832] big_key_alloc_buffer+0x1b6/0x380 [ 601.823332] big_key_preparse+0x24e/0x660 [ 601.827482] ? big_key_alloc_buffer+0x380/0x380 [ 601.832152] ? big_key_alloc_buffer+0x380/0x380 [ 601.836817] key_create_or_update+0x583/0x1120 [ 601.841403] ? key_type_lookup+0xd0/0xd0 [ 601.845466] ? join_session_keyring+0x340/0x340 [ 601.850148] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 601.855687] __x64_sys_add_key+0x3cf/0x4e0 [ 601.859924] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 601.865820] do_syscall_64+0x1b9/0x820 [ 601.869704] ? finish_task_switch+0x1d3/0x870 [ 601.874197] ? syscall_return_slowpath+0x5e0/0x5e0 [ 601.879125] ? syscall_return_slowpath+0x31d/0x5e0 [ 601.884050] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 601.889064] ? prepare_exit_to_usermode+0x291/0x3b0 [ 601.894080] ? perf_trace_sys_enter+0xb10/0xb10 [ 601.898746] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 601.903593] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 601.908778] RIP: 0033:0x455a79 [ 601.911957] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 601.931277] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 601.938982] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 601.946245] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 601.953522] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 601.960783] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 601.968044] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000014 03:36:15 executing program 2 (fault-call:0 fault-nth:21): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:15 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x3c1, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 602.057551] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 602.086379] print_req_error: I/O error, dev loop0, sector 0 [ 602.089799] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 602.092174] Buffer I/O error on dev loop0, logical block 0, lost async page write [ 602.108868] print_req_error: I/O error, dev loop0, sector 8 [ 602.114602] Buffer I/O error on dev loop0, logical block 1, lost async page write [ 602.122286] print_req_error: I/O error, dev loop0, sector 16 [ 602.128101] Buffer I/O error on dev loop0, logical block 2, lost async page write [ 602.135760] print_req_error: I/O error, dev loop0, sector 24 [ 602.141569] Buffer I/O error on dev loop0, logical block 3, lost async page write [ 602.149240] print_req_error: I/O error, dev loop0, sector 32 [ 602.155047] Buffer I/O error on dev loop0, logical block 4, lost async page write [ 602.162705] print_req_error: I/O error, dev loop0, sector 40 [ 602.168511] Buffer I/O error on dev loop0, logical block 5, lost async page write [ 602.176173] print_req_error: I/O error, dev loop0, sector 48 [ 602.181981] Buffer I/O error on dev loop0, logical block 6, lost async page write [ 602.189652] print_req_error: I/O error, dev loop0, sector 56 [ 602.195467] Buffer I/O error on dev loop0, logical block 7, lost async page write 03:36:15 executing program 6: r0 = memfd_create(&(0x7f00000003c0)='\x00 ', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000053ff3)='/dev/snd/seq\x00', 0x0, 0x101802) r2 = dup2(r1, r0) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x3, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8a2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x2, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@remote, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@multicast1}}, &(0x7f0000000180)=0xe8) ioctl$TUNSETIFINDEX(r0, 0x400454da, &(0x7f00000001c0)=r3) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f00000002c0)={0x0, 0x0, 0x0, 'queue1\x00'}) bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000040)={r0, r2, 0x5, 0x1}, 0x10) write$sndseq(r0, &(0x7f0000000000)=[{0x8b, 0x7, 0x0, 0x0, @tick, {}, {}, @time}], 0x30) 03:36:15 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x47, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 602.203125] print_req_error: I/O error, dev loop0, sector 64 [ 602.208942] Buffer I/O error on dev loop0, logical block 8, lost async page write [ 602.216614] print_req_error: I/O error, dev loop0, sector 72 [ 602.222436] Buffer I/O error on dev loop0, logical block 9, lost async page write 03:36:15 executing program 3: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x1, 0x0) write$P9_RFSYNC(r0, &(0x7f0000000080)={0x7, 0x33, 0x2}, 0x7) syz_open_dev$sndpcmc(&(0x7f0000004fee)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='cpuset.memory_pressure\x00', 0x0, 0x0) r2 = socket$inet6(0xa, 0x17ded049d1597265, 0x0) r3 = getpgid(0x0) ptrace$setopts(0x4206, r3, 0x9, 0x8) ioctl(r2, 0x4000008912, &(0x7f0000000100)="295ee1311f16f477671070") bind(r2, &(0x7f00000001c0)=@llc={0x1a, 0x31f, 0x0, 0x1, 0x7, 0x44e, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x80) r4 = gettid() ioctl$sock_SIOCSPGRP(r2, 0x8902, &(0x7f00000000c0)=r4) ioctl$SG_GET_VERSION_NUM(r0, 0x2282, &(0x7f0000000240)) r5 = openat(r1, &(0x7f0000000140)='./file0\x00', 0x8000, 0x100) kcmp$KCMP_EPOLL_TFD(r4, r4, 0x7, r2, &(0x7f0000000180)={r0, r5, 0x5a}) [ 602.312246] FAT-fs (loop5): count of clusters too big (305150) [ 602.318298] FAT-fs (loop5): Can't find a valid FAT filesystem [ 602.359759] FAT-fs (loop5): count of clusters too big (305150) [ 602.365814] FAT-fs (loop5): Can't find a valid FAT filesystem [ 602.368545] FAULT_INJECTION: forcing a failure. [ 602.368545] name failslab, interval 1, probability 0, space 0, times 0 [ 602.382963] CPU: 0 PID: 3377 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 602.391269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 602.400615] Call Trace: [ 602.403201] dump_stack+0x1c9/0x2b4 [ 602.406829] ? dump_stack_print_info.cold.2+0x52/0x52 [ 602.412020] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 602.416685] ? perf_trace_lock+0xde/0x920 [ 602.420841] should_fail.cold.4+0xa/0x11 [ 602.424906] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 602.430008] ? unwind_get_return_address+0x61/0xa0 [ 602.434937] ? lock_acquire+0x1e4/0x540 [ 602.438936] ? fs_reclaim_acquire+0x20/0x20 [ 602.443254] ? lock_downgrade+0x8f0/0x8f0 [ 602.447402] ? check_same_owner+0x340/0x340 [ 602.451718] ? kasan_kmalloc+0xc4/0xe0 [ 602.455610] ? __kmalloc+0x14e/0x760 [ 602.459323] ? big_key_alloc_buffer+0x42/0x380 [ 602.463911] ? lock_acquire+0x1e4/0x540 [ 602.467880] ? fs_reclaim_acquire+0x20/0x20 [ 602.472197] ? lock_downgrade+0x8f0/0x8f0 [ 602.476349] ? check_same_owner+0x340/0x340 [ 602.480671] ? lock_acquire+0x1e4/0x540 [ 602.484645] ? fs_reclaim_acquire+0x20/0x20 [ 602.488969] ? rcu_note_context_switch+0x730/0x730 [ 602.493895] __should_failslab+0x124/0x180 [ 602.498138] should_failslab+0x9/0x14 [ 602.501942] kmem_cache_alloc_node_trace+0x26f/0x770 [ 602.507042] ? check_same_owner+0x340/0x340 [ 602.511376] __get_vm_area_node+0x12d/0x390 [ 602.513532] Unknown ioctl 4724 [ 602.515701] vmap+0xad/0x160 [ 602.515717] ? big_key_alloc_buffer+0x2a2/0x380 [ 602.515736] big_key_alloc_buffer+0x2a2/0x380 [ 602.531043] big_key_preparse+0x24e/0x660 [ 602.535190] ? big_key_alloc_buffer+0x380/0x380 [ 602.539859] ? big_key_alloc_buffer+0x380/0x380 [ 602.544521] key_create_or_update+0x583/0x1120 [ 602.549101] ? key_type_lookup+0xd0/0xd0 [ 602.553158] ? join_session_keyring+0x340/0x340 [ 602.557840] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 602.563380] __x64_sys_add_key+0x3cf/0x4e0 [ 602.567615] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 602.573502] do_syscall_64+0x1b9/0x820 [ 602.577389] ? syscall_return_slowpath+0x5e0/0x5e0 [ 602.582318] ? syscall_return_slowpath+0x31d/0x5e0 [ 602.587243] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 602.592259] ? prepare_exit_to_usermode+0x291/0x3b0 [ 602.597273] ? perf_trace_sys_enter+0xb10/0xb10 [ 602.601940] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 602.606781] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 602.611964] RIP: 0033:0x455a79 [ 602.615139] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 602.634451] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 602.642157] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 602.649417] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 602.656680] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 602.663945] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 602.665751] Unknown ioctl 4724 [ 602.671209] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000015 03:36:15 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0xbf}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:16 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f84cdd03000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:16 executing program 6: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'syz_tun\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="44000000100001d5ee53e4000000503a8f0df0000000000000", @ANYRES32=r1, @ANYBLOB="000000000000000024000e000000000000000000000000000000000000000000000000000000000000000000"], 0x44}, 0x1}, 0x0) 03:36:16 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0xfdfdffff]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:16 executing program 3: r0 = socket$inet6(0xa, 0x41000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="025cc83d6d345f8f762070") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'kw(twofish)\x00'}, 0x58) fstatfs(r1, &(0x7f0000000140)=""/251) close(r1) 03:36:16 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xc0ed0000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:16 executing program 2 (fault-call:0 fault-nth:22): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 602.859726] netlink: 36 bytes leftover after parsing attributes in process `syz-executor6'. [ 602.879851] FAT-fs (loop5): count of clusters too big (14502910) [ 602.886109] FAT-fs (loop5): Can't find a valid FAT filesystem [ 602.899155] netlink: 36 bytes leftover after parsing attributes in process `syz-executor6'. 03:36:16 executing program 6: pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84800) r2 = getpid() mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) sched_setaffinity(r2, 0x8, &(0x7f0000000000)=0x100000001) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fcntl$setstatus(r0, 0x408, 0x0) munmap(&(0x7f0000012000/0x2000)=nil, 0x2000) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) dup2(r0, r3) [ 602.929934] FAT-fs (loop5): count of clusters too big (14502910) [ 602.936238] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:16 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8007a00000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 602.980369] FAULT_INJECTION: forcing a failure. [ 602.980369] name failslab, interval 1, probability 0, space 0, times 0 [ 602.991671] CPU: 1 PID: 3414 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 602.999988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 603.009341] Call Trace: [ 603.011936] dump_stack+0x1c9/0x2b4 [ 603.015575] ? dump_stack_print_info.cold.2+0x52/0x52 [ 603.020779] ? perf_trace_lock+0xde/0x920 [ 603.024941] should_fail.cold.4+0xa/0x11 [ 603.029011] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 603.034126] ? is_bpf_text_address+0xd7/0x170 [ 603.038639] ? __kernel_text_address+0xd/0x40 [ 603.043144] ? unwind_get_return_address+0x61/0xa0 [ 603.048094] ? lock_acquire+0x1e4/0x540 [ 603.052074] ? fs_reclaim_acquire+0x20/0x20 [ 603.056401] ? lock_downgrade+0x8f0/0x8f0 [ 603.060551] ? key_create_or_update+0x583/0x1120 [ 603.065319] ? check_same_owner+0x340/0x340 [ 603.065606] FAT-fs (loop5): count of clusters too big (7995390) [ 603.069643] ? kasan_kmalloc+0xc4/0xe0 [ 603.069658] ? __kmalloc+0x14e/0x760 [ 603.069676] ? big_key_alloc_buffer+0x42/0x380 [ 603.069694] ? rcu_note_context_switch+0x730/0x730 [ 603.075782] FAT-fs (loop5): Can't find a valid FAT filesystem [ 603.079611] __should_failslab+0x124/0x180 [ 603.079629] should_failslab+0x9/0x14 [ 603.079650] kmem_cache_alloc_node_trace+0x26f/0x770 [ 603.111769] ? rcu_note_context_switch+0x730/0x730 [ 603.116705] alloc_vmap_area+0x14a/0xa70 [ 603.120764] ? kasan_unpoison_shadow+0x35/0x50 [ 603.125343] ? kasan_kmalloc+0xc4/0xe0 [ 603.129234] ? purge_vmap_area_lazy+0x40/0x40 [ 603.133729] ? check_same_owner+0x340/0x340 [ 603.138056] __get_vm_area_node+0x17e/0x390 [ 603.142377] vmap+0xad/0x160 [ 603.145395] ? big_key_alloc_buffer+0x2a2/0x380 [ 603.150065] big_key_alloc_buffer+0x2a2/0x380 [ 603.154563] big_key_preparse+0x24e/0x660 [ 603.158710] ? big_key_alloc_buffer+0x380/0x380 [ 603.163382] ? big_key_alloc_buffer+0x380/0x380 [ 603.168049] key_create_or_update+0x583/0x1120 [ 603.172666] ? key_type_lookup+0xd0/0xd0 [ 603.176727] ? join_session_keyring+0x340/0x340 [ 603.181407] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 603.186945] __x64_sys_add_key+0x3cf/0x4e0 [ 603.191185] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 603.197078] do_syscall_64+0x1b9/0x820 [ 603.200964] ? finish_task_switch+0x1d3/0x870 [ 603.205462] ? syscall_return_slowpath+0x5e0/0x5e0 [ 603.210398] ? syscall_return_slowpath+0x31d/0x5e0 [ 603.215331] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 603.220353] ? prepare_exit_to_usermode+0x291/0x3b0 [ 603.225376] ? perf_trace_sys_enter+0xb10/0xb10 [ 603.230050] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 603.234904] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 603.240091] RIP: 0033:0x455a79 [ 603.243273] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 603.262584] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 603.270294] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 603.277558] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 603.284824] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 603.292090] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 603.299357] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000016 03:36:16 executing program 3: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="38010000100013070000000000000000e00000020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="f0000000000000000000ff00000000000000ffff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d3689ac3f800000000000000000000000000000002000400000000000000000048000200656362286369706865725f6e756c6c29000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x138}, 0x1}, 0x0) syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x7, 0x8400) getpgid(0xffffffffffffffff) 03:36:16 executing program 2 (fault-call:0 fault-nth:23): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:16 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8040000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 603.342720] FAT-fs (loop5): count of clusters too big (7995390) [ 603.348973] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:16 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x20d, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:16 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x1f000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 603.458209] FAULT_INJECTION: forcing a failure. [ 603.458209] name failslab, interval 1, probability 0, space 0, times 0 [ 603.469630] CPU: 0 PID: 3434 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 603.477944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 603.487297] Call Trace: [ 603.489886] dump_stack+0x1c9/0x2b4 [ 603.493510] ? dump_stack_print_info.cold.2+0x52/0x52 [ 603.498695] ? lock_acquire+0x1e4/0x540 [ 603.502665] ? fs_reclaim_acquire+0x20/0x20 [ 603.506987] ? lock_downgrade+0x8f0/0x8f0 [ 603.511138] should_fail.cold.4+0xa/0x11 [ 603.515197] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 603.520315] ? lock_downgrade+0x8f0/0x8f0 [ 603.524460] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 603.529994] ? __insert_vmap_area+0x339/0x550 [ 603.534490] ? kasan_check_read+0x11/0x20 [ 603.538635] ? do_raw_spin_unlock+0xa7/0x2f0 [ 603.543040] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 603.547621] ? lock_acquire+0x1e4/0x540 [ 603.551591] ? __get_vm_area_node+0x2d5/0x390 [ 603.556083] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 603.561101] ? vmap_page_range_noflush+0x754/0xa40 [ 603.566026] ? lock_acquire+0x1e4/0x540 [ 603.569996] ? fs_reclaim_acquire+0x20/0x20 [ 603.574312] ? lock_downgrade+0x8f0/0x8f0 [ 603.578458] ? check_same_owner+0x340/0x340 [ 603.582777] ? rcu_note_context_switch+0x730/0x730 [ 603.587706] __should_failslab+0x124/0x180 [ 603.591940] should_failslab+0x9/0x14 [ 603.595734] kmem_cache_alloc_trace+0x2cb/0x780 [ 603.600399] ? big_key_alloc_buffer+0x2de/0x380 [ 603.605068] big_key_preparse+0x2e5/0x660 [ 603.609213] ? big_key_alloc_buffer+0x380/0x380 [ 603.613879] ? big_key_alloc_buffer+0x380/0x380 [ 603.618540] key_create_or_update+0x583/0x1120 [ 603.623122] ? key_type_lookup+0xd0/0xd0 [ 603.627178] ? join_session_keyring+0x340/0x340 [ 603.631855] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 603.637392] __x64_sys_add_key+0x3cf/0x4e0 [ 603.641626] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 603.647510] do_syscall_64+0x1b9/0x820 [ 603.651390] ? finish_task_switch+0x1d3/0x870 [ 603.655881] ? syscall_return_slowpath+0x5e0/0x5e0 [ 603.660805] ? syscall_return_slowpath+0x31d/0x5e0 [ 603.666147] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 603.671162] ? prepare_exit_to_usermode+0x291/0x3b0 [ 603.676173] ? perf_trace_sys_enter+0xb10/0xb10 [ 603.680836] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 603.685679] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 603.690863] RIP: 0033:0x455a79 [ 603.694040] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 603.713310] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 603.721009] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 603.728278] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 603.735543] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 603.742805] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 603.750065] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000017 03:36:17 executing program 2 (fault-call:0 fault-nth:24): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 603.768289] netlink: 72 bytes leftover after parsing attributes in process `syz-executor3'. [ 603.782459] netlink: 72 bytes leftover after parsing attributes in process `syz-executor3'. 03:36:17 executing program 3: signalfd(0xffffffffffffffff, &(0x7f000002d000)={0x10000000000003}, 0x13b) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) accept4$inet(r0, 0x0, &(0x7f0000000040), 0x800) r1 = syz_open_dev$loop(&(0x7f000002c000)='/dev/loop#\x00', 0x0, 0x441) ioctl(r1, 0x440000000000127f, &(0x7f000002cfff)) [ 603.826453] Unknown ioctl 4724 03:36:17 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0xbf000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:17 executing program 6: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="45965a5c4f0f0000000030e12924ad83aa300fc6228476120f3c18"], &(0x7f0000000000)="47504c00bc3047eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000300)=""/206}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="180000000000000000c3257d13ab1eb5140a00fffffff6006118"], &(0x7f0000000080)='syzkalleP\x00', 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x9, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000000540)="73797a6b584e3e2f9afed6d0ee3d5d5de2f791e4545b69c564e359a02949ab535c1b25caa665b968d2f1a32e3febe4189befa5f044722bae83e5b6959e392e8d24e41b4ce153c97b5a23e135e38d3b1d14ad7a9eeb7069347fee053569544f1a0000000000000000", 0x80000001, 0x48d, &(0x7f0000000300)=""/187, 0x0, 0x0, [], 0x0, 0xc}, 0x48) epoll_create(0x1) [ 603.941009] FAT-fs (loop5): Directory bread(block 2569) failed [ 603.950468] FAT-fs (loop5): Directory bread(block 2570) failed [ 603.956606] FAT-fs (loop5): Directory bread(block 2571) failed [ 603.962774] FAT-fs (loop5): Directory bread(block 2572) failed [ 603.968862] FAT-fs (loop5): Directory bread(block 2573) failed [ 603.974943] FAT-fs (loop5): Directory bread(block 2574) failed [ 603.981353] FAT-fs (loop5): Directory bread(block 2575) failed [ 603.987366] Unknown ioctl 4724 03:36:17 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8832600000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 603.991063] FAT-fs (loop5): Directory bread(block 2576) failed [ 603.997115] FAT-fs (loop5): Directory bread(block 2577) failed [ 604.003316] FAT-fs (loop5): Directory bread(block 2578) failed [ 604.042797] FAULT_INJECTION: forcing a failure. [ 604.042797] name failslab, interval 1, probability 0, space 0, times 0 [ 604.054080] CPU: 1 PID: 3461 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 604.062391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 604.071742] Call Trace: [ 604.074330] dump_stack+0x1c9/0x2b4 [ 604.078058] ? dump_stack_print_info.cold.2+0x52/0x52 [ 604.083244] ? rcu_is_watching+0x8c/0x150 [ 604.087394] ? perf_trace_lock+0xde/0x920 [ 604.091544] should_fail.cold.4+0xa/0x11 [ 604.095606] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 604.100717] ? _crng_backtrack_protect+0x108/0x150 [ 604.105648] ? lock_downgrade+0x8f0/0x8f0 [ 604.109804] ? lock_acquire+0x1e4/0x540 [ 604.113773] ? fs_reclaim_acquire+0x20/0x20 [ 604.118096] ? lock_downgrade+0x8f0/0x8f0 [ 604.122248] ? check_same_owner+0x340/0x340 [ 604.126570] ? rcu_note_context_switch+0x730/0x730 [ 604.131503] __should_failslab+0x124/0x180 [ 604.135739] should_failslab+0x9/0x14 [ 604.139538] __kmalloc+0x2c8/0x760 [ 604.143166] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 604.148706] ? big_key_crypt+0xc6/0x5d0 [ 604.152688] big_key_crypt+0xc6/0x5d0 [ 604.156487] ? big_key_describe+0x210/0x210 [ 604.160810] ? big_key_alloc_buffer+0x2de/0x380 [ 604.165481] big_key_preparse+0x335/0x660 [ 604.169628] ? big_key_alloc_buffer+0x380/0x380 [ 604.174304] ? big_key_alloc_buffer+0x380/0x380 [ 604.178971] key_create_or_update+0x583/0x1120 [ 604.183557] ? key_type_lookup+0xd0/0xd0 [ 604.187620] ? join_session_keyring+0x340/0x340 [ 604.192310] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 604.197851] __x64_sys_add_key+0x3cf/0x4e0 [ 604.202086] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 604.207980] do_syscall_64+0x1b9/0x820 [ 604.211865] ? finish_task_switch+0x1d3/0x870 [ 604.216359] ? syscall_return_slowpath+0x5e0/0x5e0 [ 604.221290] ? syscall_return_slowpath+0x31d/0x5e0 [ 604.226222] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 604.231235] ? prepare_exit_to_usermode+0x291/0x3b0 [ 604.236247] ? perf_trace_sys_enter+0xb10/0xb10 [ 604.240921] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 604.245766] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 604.250950] RIP: 0033:0x455a79 [ 604.254127] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 604.273463] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 604.281179] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 03:36:17 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x1f00]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) [ 604.288449] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 604.295717] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 604.302993] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 604.310259] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000018 03:36:17 executing program 3: openat$nullb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nullb0\x00', 0x4000, 0x0) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x3, &(0x7f0000001fd8)=@framed={{0xffffffb4, 0x0, 0x90ffffff, 0x0, 0x0, 0x25}, [], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195}, 0x48) 03:36:17 executing program 6: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) r1 = syz_open_dev$mice(&(0x7f0000000280)='/dev/input/mice\x00', 0x0, 0x800) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r0) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f0000000100)={0x0, 0x6, 0x1, [0x1886]}, &(0x7f0000000140)=0xa) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000200)={r2, 0x4}, 0x8) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000240)={r0}) sendmsg$nl_route(r3, &(0x7f00000000c0)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="480000002000030800000000000000000a000000000000000000000018000000140002000000000000000000000000000000000014ff7f0000657468315f746f5c7465616d000000"], 0x48}, 0x1}, 0x0) 03:36:17 executing program 2 (fault-call:0 fault-nth:25): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:17 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x4000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 604.587618] FAT-fs (loop5): count of clusters too big (2523902) [ 604.593822] FAT-fs (loop5): Can't find a valid FAT filesystem [ 604.607956] netlink: 20 bytes leftover after parsing attributes in process `syz-executor6'. [ 604.617309] FAULT_INJECTION: forcing a failure. [ 604.617309] name failslab, interval 1, probability 0, space 0, times 0 [ 604.628559] FAT-fs (loop5): count of clusters too big (2523902) [ 604.628567] FAT-fs (loop5): Can't find a valid FAT filesystem [ 604.640634] CPU: 0 PID: 3482 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 604.648940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 604.658285] Call Trace: [ 604.660876] dump_stack+0x1c9/0x2b4 [ 604.664507] ? dump_stack_print_info.cold.2+0x52/0x52 [ 604.669699] ? lock_release+0xa30/0xa30 [ 604.673672] ? perf_trace_lock+0xde/0x920 [ 604.677826] should_fail.cold.4+0xa/0x11 [ 604.681886] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 604.686986] ? kasan_check_write+0x14/0x20 [ 604.691221] ? __mutex_lock+0x6c4/0x1680 [ 604.695284] ? __save_stack_trace+0x8d/0xf0 [ 604.699608] ? mutex_trylock+0x2b0/0x2b0 [ 604.703676] ? save_stack+0x43/0xd0 [ 604.707304] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 604.712844] ? lock_acquire+0x1e4/0x540 [ 604.716815] ? fs_reclaim_acquire+0x20/0x20 [ 604.721140] ? lock_downgrade+0x8f0/0x8f0 [ 604.725292] ? check_same_owner+0x340/0x340 [ 604.729616] ? aes_set_key+0x29/0x30 [ 604.733329] ? rcu_note_context_switch+0x730/0x730 [ 604.738257] ? setkey+0x19d/0x2d0 [ 604.741712] __should_failslab+0x124/0x180 [ 604.745979] should_failslab+0x9/0x14 [ 604.749839] __kmalloc+0x2c8/0x760 [ 604.753380] ? setkey+0x175/0x2b0 [ 604.756835] ? crypto_gcm_setkey+0x1c5/0x740 [ 604.761247] crypto_gcm_setkey+0x1c5/0x740 [ 604.765484] ? __kmalloc+0x315/0x760 [ 604.769222] crypto_aead_setkey+0xcb/0x220 [ 604.773466] big_key_crypt+0x2b5/0x5d0 [ 604.777360] ? big_key_describe+0x210/0x210 [ 604.781686] big_key_preparse+0x335/0x660 [ 604.785834] ? big_key_alloc_buffer+0x380/0x380 [ 604.790507] ? big_key_alloc_buffer+0x380/0x380 [ 604.795184] key_create_or_update+0x583/0x1120 [ 604.799767] ? key_type_lookup+0xd0/0xd0 [ 604.803827] ? join_session_keyring+0x340/0x340 [ 604.808513] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 604.814052] __x64_sys_add_key+0x3cf/0x4e0 [ 604.818295] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 604.824203] do_syscall_64+0x1b9/0x820 [ 604.828097] ? finish_task_switch+0x1d3/0x870 [ 604.832607] ? syscall_return_slowpath+0x5e0/0x5e0 [ 604.837549] ? syscall_return_slowpath+0x31d/0x5e0 [ 604.842484] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 604.847504] ? prepare_exit_to_usermode+0x291/0x3b0 [ 604.852523] ? perf_trace_sys_enter+0xb10/0xb10 [ 604.857188] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 604.862026] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 604.867225] RIP: 0033:0x455a79 [ 604.870397] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 604.889663] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 604.897359] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 604.904614] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 604.911888] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 604.919141] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 604.926399] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000019 03:36:18 executing program 3: perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0xe004, 0x1, &(0x7f0000000380)=[{&(0x7f0000000140)="eb3c906d6b66732e66617400020401000200027000f801", 0x17}], 0x0, &(0x7f0000000340)=ANY=[]) r0 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000040)='./file0\x00', 0x0) mkdirat(r0, &(0x7f00000000c0)="2e2f66696c65302f66692b4530eb00", 0x0) mkdirat(r0, &(0x7f00000001c0)='.//ile0\x00', 0x0) renameat(r0, &(0x7f0000000240)='.//ile0\x00', r0, &(0x7f0000000280)="2e2f66696c65302f66692b4530eb") 03:36:18 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f80000003f0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:18 executing program 2 (fault-call:0 fault-nth:26): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:18 executing program 6: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000640)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={"00ac720000000000ec973f820f7c4000", 0x102}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x20) close(r0) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x200000, 0x0) [ 604.940663] netlink: 20 bytes leftover after parsing attributes in process `syz-executor6'. 03:36:18 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x1a2, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 605.184420] FAULT_INJECTION: forcing a failure. [ 605.184420] name failslab, interval 1, probability 0, space 0, times 0 [ 605.195778] CPU: 1 PID: 3497 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 605.204122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 605.213482] Call Trace: [ 605.216074] dump_stack+0x1c9/0x2b4 [ 605.219704] ? dump_stack_print_info.cold.2+0x52/0x52 [ 605.224897] ? kasan_check_read+0x11/0x20 [ 605.229046] ? perf_trace_lock+0xde/0x920 [ 605.233197] should_fail.cold.4+0xa/0x11 [ 605.237274] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 605.242380] ? kernel_text_address+0x79/0xf0 [ 605.246789] ? __kernel_text_address+0xd/0x40 [ 605.251285] ? unwind_get_return_address+0x61/0xa0 [ 605.256219] ? __save_stack_trace+0x8d/0xf0 [ 605.260553] ? save_stack+0xa9/0xd0 [ 605.264192] ? lock_acquire+0x1e4/0x540 [ 605.268165] ? fs_reclaim_acquire+0x20/0x20 [ 605.272489] ? lock_downgrade+0x8f0/0x8f0 [ 605.276644] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 605.282012] ? check_same_owner+0x340/0x340 [ 605.286333] ? do_raw_spin_lock+0xc1/0x200 [ 605.290570] ? rcu_note_context_switch+0x730/0x730 [ 605.295497] ? trace_hardirqs_off+0xd/0x10 [ 605.299736] __should_failslab+0x124/0x180 [ 605.303973] should_failslab+0x9/0x14 [ 605.307777] kmem_cache_alloc_trace+0x2cb/0x780 [ 605.312449] ? trace_hardirqs_off+0xd/0x10 [ 605.316681] ? quarantine_put+0x10d/0x1b0 [ 605.320833] gf128mul_init_4k_lle+0x51/0x410 [ 605.325242] ? trace_hardirqs_on+0xd/0x10 [ 605.329401] ghash_setkey+0x77/0x110 [ 605.333118] crypto_shash_setkey+0xce/0x1f0 [ 605.337442] shash_async_setkey+0x47/0x60 [ 605.341590] crypto_ahash_setkey+0xcb/0x1e0 [ 605.345918] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 605.351111] crypto_gcm_setkey+0x4d9/0x740 [ 605.355354] crypto_aead_setkey+0xcb/0x220 [ 605.359592] big_key_crypt+0x2b5/0x5d0 [ 605.363480] ? big_key_describe+0x210/0x210 [ 605.367816] big_key_preparse+0x335/0x660 [ 605.371965] ? big_key_alloc_buffer+0x380/0x380 [ 605.376646] ? big_key_alloc_buffer+0x380/0x380 [ 605.381312] key_create_or_update+0x583/0x1120 [ 605.385899] ? key_type_lookup+0xd0/0xd0 [ 605.389962] ? join_session_keyring+0x340/0x340 [ 605.394658] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 605.400195] __x64_sys_add_key+0x3cf/0x4e0 [ 605.404436] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 605.410326] do_syscall_64+0x1b9/0x820 [ 605.414213] ? finish_task_switch+0x1d3/0x870 [ 605.418708] ? syscall_return_slowpath+0x5e0/0x5e0 [ 605.423641] ? syscall_return_slowpath+0x31d/0x5e0 [ 605.428573] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 605.433586] ? prepare_exit_to_usermode+0x291/0x3b0 [ 605.438602] ? perf_trace_sys_enter+0xb10/0xb10 [ 605.443274] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 605.448122] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 605.453304] RIP: 0033:0x455a79 [ 605.456485] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 605.475799] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 03:36:18 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x40000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 605.483508] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 605.490771] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 605.498039] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 605.505303] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 605.512567] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000001a 03:36:18 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x3f00000000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 605.545700] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:36:18 executing program 2 (fault-call:0 fault-nth:27): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:18 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000000030283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:18 executing program 6: mknod(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) r0 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) r2 = open$dir(&(0x7f0000000100)='./file0\x00', 0x4002, 0x0) pipe(&(0x7f0000000340)) r3 = open(&(0x7f0000000740)='./file0\x00', 0x0, 0x0) fcntl$notify(r0, 0x402, 0x80000000) ioctl$FUSE_DEV_IOC_CLONE(r3, 0x40086602, &(0x7f0000000000)=r3) sendfile(r2, r1, &(0x7f0000000140), 0x10001) [ 605.615642] Unknown ioctl 4724 03:36:19 executing program 3: r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x2, 0x80) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000000040)=0x80000000, 0x4) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000080)={0x88, @remote={0xac, 0x14, 0x14, 0xbb}, 0x4e23, 0x0, 'ovf\x00', 0x20, 0x1ffe0000000, 0x3}, 0x2c) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f00000000c0)={{{@in6=@ipv4={[], [], @local}, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in=@multicast2}}, &(0x7f00000001c0)=0xe8) syz_open_dev$sndtimer(&(0x7f0000000200)='/dev/snd/timer\x00', 0x0, 0x200) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000240)={0x0, 0x6}, &(0x7f0000000280)=0x8) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f00000002c0)={r2, @in={{0x2, 0x4e22, @multicast1=0xe0000001}}, 0x100000001, 0x20}, 0x90) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000380)=0xfffffffffffffffd, 0x8) ioctl$TUNGETVNETHDRSZ(r0, 0x800454d7, &(0x7f00000003c0)) ioctl$SNDRV_RAWMIDI_IOCTL_DROP(r0, 0x40045730, &(0x7f0000000400)=0x9) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000000440)) ioctl$sock_inet_SIOCGIFDSTADDR(r0, 0x8917, &(0x7f0000000480)={'team_slave_1\x00', {0x2, 0x4e23, @multicast2=0xe0000002}}) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f00000004c0), &(0x7f0000000500)=0x4) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000540)={@mcast1={0xff, 0x1, [], 0x1}, r1}, 0x14) ioctl$SNDRV_TIMER_IOCTL_INFO(r0, 0x80e85411, &(0x7f0000000580)=""/30) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f00000005c0)={'vlan0\x00', {0x2, 0x4e24, @multicast2=0xe0000002}}) r3 = fcntl$getown(r0, 0x9) move_pages(r3, 0x2, &(0x7f0000000600)=[&(0x7f0000ffd000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil], &(0x7f0000000640)=[0x17ae, 0x1000, 0x101, 0x5], &(0x7f0000000680)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x4) set_thread_area(&(0x7f00000006c0)={0x0, 0x100000, 0xffffffffffffffff, 0x4, 0x9, 0x5a34, 0x0, 0x40, 0x1f, 0x7}) accept4$llc(r0, &(0x7f0000000700)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000740)=0x10, 0x80000) r4 = accept$inet(r0, &(0x7f0000000780)={0x0, 0x0, @loopback}, &(0x7f00000007c0)=0x10) ioctl$TUNSETNOCSUM(r0, 0x400454c8, 0x0) r5 = syz_open_dev$sndpcmp(&(0x7f0000000800)='/dev/snd/pcmC#D#p\x00', 0xfff, 0x4000) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r5, 0x84, 0x1a, &(0x7f0000000840)={r2, 0x5a, "1d55053bcb754f4ad5cde0c848b81db581f786762037e0ecbee9adbc201b9cf08fc957ce53b6188ef57402f169891244612c29301c7f3d58355666cb7263897ea52125923663e160b6c676af3d31d7694b1c416acea345b34841"}, &(0x7f00000008c0)=0x62) ioctl$TUNSETNOCSUM(r5, 0x400454c8, 0x0) ioctl$SG_SET_RESERVED_SIZE(r0, 0x2275, &(0x7f0000000900)) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000940)) ioctl$sock_SIOCBRDELBR(r4, 0x89a1, &(0x7f0000000980)='team_slave_1\x00') ioctl$VHOST_SET_VRING_ADDR(r5, 0x4028af11, &(0x7f0000000c00)={0x1, 0x1, &(0x7f00000009c0)=""/198, &(0x7f0000000ac0)=""/21, &(0x7f0000000b00)=""/240, 0x10000}) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r5, 0x84, 0x6c, &(0x7f0000000c40)={r6, 0xc, "b9872b90307b24e98271282b"}, &(0x7f0000000c80)=0x14) [ 605.766188] Unknown ioctl 4724 [ 605.809701] FAULT_INJECTION: forcing a failure. [ 605.809701] name failslab, interval 1, probability 0, space 0, times 0 [ 605.821051] CPU: 1 PID: 3533 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 605.829365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 605.838710] Call Trace: [ 605.841301] dump_stack+0x1c9/0x2b4 [ 605.844930] ? dump_stack_print_info.cold.2+0x52/0x52 [ 605.850118] ? gf128mul_4k_lle+0x23b/0x350 [ 605.854353] ? perf_trace_lock+0xde/0x920 [ 605.858514] should_fail.cold.4+0xa/0x11 [ 605.862595] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 605.864575] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 605.867706] ? lock_acquire+0x1e4/0x540 [ 605.867721] ? is_bpf_text_address+0xae/0x170 [ 605.867735] ? lock_downgrade+0x8f0/0x8f0 [ 605.867752] ? lock_release+0xa30/0xa30 [ 605.867770] ? kasan_check_read+0x11/0x20 [ 605.867789] ? rcu_is_watching+0x8c/0x150 [ 605.900890] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 605.905563] ? zap_class+0x740/0x740 [ 605.909290] ? lock_acquire+0x1e4/0x540 [ 605.913265] ? fs_reclaim_acquire+0x20/0x20 [ 605.917594] ? lock_downgrade+0x8f0/0x8f0 [ 605.921743] ? __kernel_text_address+0xd/0x40 [ 605.926249] ? __save_stack_trace+0x8d/0xf0 [ 605.930588] ? check_same_owner+0x340/0x340 [ 605.934919] ? rcu_note_context_switch+0x730/0x730 [ 605.939859] __should_failslab+0x124/0x180 [ 605.944104] should_failslab+0x9/0x14 [ 605.947913] kmem_cache_alloc+0x2af/0x760 [ 605.952070] ? big_key_crypt+0x3b8/0x5d0 [ 605.956138] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 605.961161] ? percpu_counter_add_batch+0xf2/0x150 [ 605.966099] ? shmem_destroy_callback+0xc0/0xc0 [ 605.970771] shmem_alloc_inode+0x1b/0x40 [ 605.974838] alloc_inode+0x63/0x190 [ 605.978462] new_inode_pseudo+0x71/0x1a0 [ 605.982518] ? prune_icache_sb+0x1b0/0x1b0 [ 605.986765] ? _raw_spin_unlock_irqrestore+0x63/0xc0 [ 605.991875] new_inode+0x1c/0x40 [ 605.995250] shmem_get_inode+0xf1/0x910 [ 605.999233] ? shmem_encode_fh+0x340/0x340 [ 606.003483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 606.009035] __shmem_file_setup.part.48+0x1e8/0x2a0 [ 606.014059] shmem_kernel_file_setup+0x68/0x90 [ 606.018647] big_key_preparse+0x39b/0x660 [ 606.022801] ? big_key_alloc_buffer+0x380/0x380 [ 606.027480] ? big_key_alloc_buffer+0x380/0x380 [ 606.032158] key_create_or_update+0x583/0x1120 [ 606.036747] ? key_type_lookup+0xd0/0xd0 [ 606.040815] ? join_session_keyring+0x340/0x340 [ 606.045504] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 606.051050] __x64_sys_add_key+0x3cf/0x4e0 [ 606.055296] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 606.061190] do_syscall_64+0x1b9/0x820 [ 606.065087] ? syscall_slow_exit_work+0x500/0x500 [ 606.069957] ? syscall_return_slowpath+0x5e0/0x5e0 [ 606.074890] ? syscall_return_slowpath+0x31d/0x5e0 [ 606.079831] ? prepare_exit_to_usermode+0x291/0x3b0 [ 606.084862] ? perf_trace_sys_enter+0xb10/0xb10 [ 606.089540] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 606.094397] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 606.099588] RIP: 0033:0x455a79 [ 606.102766] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 606.122105] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 606.129820] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 606.137093] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 606.144385] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 606.151655] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 03:36:19 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0xfdfdffff00000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:19 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f804a600000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:19 executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$TUNGETIFF(r0, 0x800454d2, &(0x7f0000000000)) r1 = syz_genetlink_get_family_id$team(&(0x7f0000000040)='team\x00') ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f00000014c0)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r0, &(0x7f0000004fc0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000004f80)={&(0x7f00000000c0)={0x60, r1, 0x3, 0x0, 0x0, {0x4001}, [{{0x8, 0x1, r2}, {0x1d, 0x2, [{0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0x10, 0x4, 'loadbalance\x00'}}}]}}]}, 0x60}, 0x1}, 0x0) 03:36:19 executing program 2 (fault-call:0 fault-nth:28): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 606.158924] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000001b 03:36:19 executing program 3: mount$9p_rdma(&(0x7f0000000000)='127.0.0.1\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='9p\x00', 0x2010840, &(0x7f00000000c0)={'trans=rdma,', {'port', 0x3d, 0x4e22}, 0x2c, {[{@common=@fscache='fscache', 0x2c}, {@common=@access_any='access=any', 0x2c}]}}) bpf$MAP_CREATE(0x0, &(0x7f0000000400)={0xe, 0x6, 0x4, 0xf313}, 0x2c) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000001800), &(0x7f0000001840)=0xb) 03:36:19 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xedc0, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 606.288846] FAULT_INJECTION: forcing a failure. [ 606.288846] name failslab, interval 1, probability 0, space 0, times 0 [ 606.300243] CPU: 1 PID: 3550 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 606.308575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 606.317934] Call Trace: [ 606.320532] dump_stack+0x1c9/0x2b4 [ 606.324176] ? dump_stack_print_info.cold.2+0x52/0x52 [ 606.329380] ? gf128mul_4k_lle+0x23b/0x350 [ 606.333623] ? perf_trace_lock+0xde/0x920 03:36:19 executing program 3: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="b702000013000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001000000b7030000000000006a0a00fe00000000850000002b000000b7000000000000009500000000000000"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000180)={r0, 0xc0ffffff, 0xe, 0xf8, &(0x7f00000000c0)="7a64f6bfff9c6ca28be40339b5ff", &(0x7f0000000400)=""/248, 0x101}, 0x28) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000080)) [ 606.337789] should_fail.cold.4+0xa/0x11 [ 606.341866] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 606.346998] ? lock_acquire+0x1e4/0x540 [ 606.350980] ? is_bpf_text_address+0xae/0x170 [ 606.355483] ? lock_downgrade+0x8f0/0x8f0 [ 606.359641] ? lock_release+0xa30/0xa30 [ 606.363627] ? kasan_check_read+0x11/0x20 [ 606.367785] ? rcu_is_watching+0x8c/0x150 [ 606.371943] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 606.376618] ? zap_class+0x740/0x740 [ 606.377809] FAT-fs (loop5): count of clusters too big (10879998) [ 606.380342] ? lock_acquire+0x1e4/0x540 [ 606.380358] ? fs_reclaim_acquire+0x20/0x20 [ 606.380373] ? lock_downgrade+0x8f0/0x8f0 [ 606.380389] ? __kernel_text_address+0xd/0x40 [ 606.380409] ? __save_stack_trace+0x8d/0xf0 [ 606.386557] FAT-fs (loop5): Can't find a valid FAT filesystem [ 606.390499] ? check_same_owner+0x340/0x340 [ 606.390515] ? rcu_note_context_switch+0x730/0x730 [ 606.390533] __should_failslab+0x124/0x180 [ 606.427091] should_failslab+0x9/0x14 [ 606.430902] kmem_cache_alloc+0x2af/0x760 [ 606.435056] ? big_key_crypt+0x3b8/0x5d0 [ 606.439109] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 606.444118] ? percpu_counter_add_batch+0xf2/0x150 [ 606.449040] ? shmem_destroy_callback+0xc0/0xc0 [ 606.453701] shmem_alloc_inode+0x1b/0x40 [ 606.457767] alloc_inode+0x63/0x190 [ 606.461380] new_inode_pseudo+0x71/0x1a0 [ 606.465425] ? prune_icache_sb+0x1b0/0x1b0 [ 606.469652] ? _raw_spin_unlock_irqrestore+0x63/0xc0 [ 606.474736] new_inode+0x1c/0x40 [ 606.478095] shmem_get_inode+0xf1/0x910 [ 606.482057] ? shmem_encode_fh+0x340/0x340 [ 606.486280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 606.491808] __shmem_file_setup.part.48+0x1e8/0x2a0 [ 606.497605] shmem_kernel_file_setup+0x68/0x90 [ 606.502177] big_key_preparse+0x39b/0x660 [ 606.506308] ? big_key_alloc_buffer+0x380/0x380 [ 606.510966] ? big_key_alloc_buffer+0x380/0x380 [ 606.515619] key_create_or_update+0x583/0x1120 [ 606.520185] ? key_type_lookup+0xd0/0xd0 [ 606.524231] ? join_session_keyring+0x340/0x340 [ 606.528896] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 606.534417] __x64_sys_add_key+0x3cf/0x4e0 [ 606.538639] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 606.544515] do_syscall_64+0x1b9/0x820 [ 606.548392] ? syscall_return_slowpath+0x5e0/0x5e0 [ 606.553304] ? syscall_return_slowpath+0x31d/0x5e0 [ 606.558219] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 606.563229] ? prepare_exit_to_usermode+0x291/0x3b0 [ 606.568228] ? perf_trace_sys_enter+0xb10/0xb10 [ 606.572881] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 606.577720] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 606.582891] RIP: 0033:0x455a79 [ 606.586061] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 606.605252] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 606.612942] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 606.620195] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 606.627448] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 606.634707] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 606.641958] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000001c 03:36:20 executing program 6: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x0, 0x0) ioctl$RTC_SET_TIME(r0, 0x4024700a, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x1d, 0x0, 0x63}) 03:36:20 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x218, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:20 executing program 2 (fault-call:0 fault-nth:29): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 606.825112] FAT-fs (loop5): count of clusters too big (10879998) [ 606.831346] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:20 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0xfffffdfd}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:20 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x1000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:20 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8680000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:20 executing program 3: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x1e, 0x80009, 0xfffffffffffffffb) bind(r0, &(0x7f0000000080)=@ethernet={0x307, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x80) sendmsg(r0, &(0x7f00003bbfc8)={&(0x7f0000fdbf80)=@generic={0x10000000001e, "02ff0100000001000000000000000ae77f5bf86c48020002000000f1ffffff009a480075e6a50000de010300000000e4ff064b3f013a000000080000008f00000000ac50d5fe32c4000000007fffffff6a008356edb9a6341c1fd45624281e00070ecddd0206c39750c40000fd00000900000000000b0000db000004da36"}, 0x2ef, &(0x7f0000d1b000), 0x0, &(0x7f000012e000)}, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x38, &(0x7f0000000000)=[@in6={0xa, 0x4e20, 0x1, @dev={0xfe, 0x80, [], 0x17}, 0xfffffffffffffffc}, @in6={0xa, 0x4e23, 0x0, @empty, 0xe60}]}, &(0x7f0000000140)=0x10) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000180)={r1, 0x4}, 0x8) write$RDMA_USER_CM_CMD_QUERY_ROUTE(r0, &(0x7f0000000040)={0x5, 0x10, 0xfa00, {&(0x7f0000000480)}}, 0xfffffdef) [ 606.931376] FAULT_INJECTION: forcing a failure. [ 606.931376] name failslab, interval 1, probability 0, space 0, times 0 [ 606.942674] CPU: 1 PID: 3577 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 606.950579] IPVS: ftp: loaded support on port[0] = 21 [ 606.950992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 606.950998] Call Trace: [ 606.951018] dump_stack+0x1c9/0x2b4 [ 606.951037] ? dump_stack_print_info.cold.2+0x52/0x52 [ 606.977006] ? perf_trace_lock+0xde/0x920 [ 606.981171] should_fail.cold.4+0xa/0x11 [ 606.985239] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 606.990349] ? trace_hardirqs_on+0x10/0x10 [ 606.994590] ? __kernel_text_address+0xd/0x40 [ 606.999090] ? unwind_get_return_address+0x61/0xa0 [ 607.004026] ? __save_stack_trace+0x8d/0xf0 [ 607.008356] ? zap_class+0x740/0x740 [ 607.012074] ? perf_trace_lock+0xde/0x920 [ 607.016222] ? perf_trace_lock+0xde/0x920 [ 607.020377] ? save_stack+0x43/0xd0 [ 607.024010] ? __lockdep_init_map+0x105/0x590 [ 607.028518] ? lock_acquire+0x1e4/0x540 [ 607.032549] ? fs_reclaim_acquire+0x20/0x20 [ 607.036878] ? lock_downgrade+0x8f0/0x8f0 [ 607.041031] ? do_raw_write_unlock.cold.8+0x49/0x49 [ 607.046059] ? check_same_owner+0x340/0x340 [ 607.050385] ? rcu_note_context_switch+0x730/0x730 [ 607.055319] __should_failslab+0x124/0x180 [ 607.059561] should_failslab+0x9/0x14 [ 607.063368] kmem_cache_alloc+0x2af/0x760 [ 607.067521] ? lockdep_init_map+0x9/0x10 [ 607.071580] ? __rwlock_init+0x2d/0x140 [ 607.075566] __d_alloc+0xc8/0xd50 [ 607.079025] ? mpol_set_shared_policy+0x9d0/0x9d0 [ 607.083870] ? shrink_dcache_for_umount+0x2b0/0x2b0 [ 607.088888] ? ktime_get_coarse_real_ts64+0x243/0x3a0 [ 607.094084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 607.099630] ? timespec64_trunc+0xea/0x180 [ 607.103880] ? inode_init_owner+0x340/0x340 [ 607.108218] ? _raw_spin_unlock+0x22/0x30 [ 607.112377] ? current_time+0x131/0x1b0 [ 607.116382] ? timespec64_trunc+0x180/0x180 [ 607.120708] ? __lockdep_init_map+0x105/0x590 [ 607.125216] d_alloc_pseudo+0x1d/0x30 03:36:20 executing program 3: r0 = socket$inet(0x2, 0x8080a, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000040)={0x0, 0x3927, 0x2, [0x7, 0x8]}, &(0x7f0000000080)=0xc) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f00000000c0)={r1, 0x81}, 0x8) ioctl$sock_SIOCGIFINDEX(r0, 0x8901, &(0x7f0000000000)={"00000080616e3002000000000a00"}) [ 607.129022] alloc_file_pseudo+0x158/0x3f0 [ 607.133254] ? alloc_file+0x3e0/0x3e0 [ 607.137057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 607.142611] ? kasan_check_write+0x14/0x20 [ 607.146846] __shmem_file_setup.part.48+0x110/0x2a0 [ 607.151865] shmem_kernel_file_setup+0x68/0x90 [ 607.156443] big_key_preparse+0x39b/0x660 [ 607.160597] ? big_key_alloc_buffer+0x380/0x380 [ 607.165286] ? big_key_alloc_buffer+0x380/0x380 [ 607.169956] key_create_or_update+0x583/0x1120 [ 607.174532] ? key_type_lookup+0xd0/0xd0 [ 607.178597] ? join_session_keyring+0x340/0x340 [ 607.183272] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 607.188815] __x64_sys_add_key+0x3cf/0x4e0 [ 607.193085] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 607.198977] do_syscall_64+0x1b9/0x820 [ 607.202863] ? finish_task_switch+0x1d3/0x870 [ 607.207343] ? syscall_return_slowpath+0x5e0/0x5e0 [ 607.212259] ? syscall_return_slowpath+0x31d/0x5e0 [ 607.217187] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 607.222189] ? prepare_exit_to_usermode+0x291/0x3b0 [ 607.227189] ? perf_trace_sys_enter+0xb10/0xb10 [ 607.231843] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 607.236694] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 607.241871] RIP: 0033:0x455a79 [ 607.245046] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 607.264246] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 607.271945] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 607.279218] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 607.286472] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 607.293729] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 607.300991] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000001d 03:36:20 executing program 2 (fault-call:0 fault-nth:30): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 607.336635] FAT-fs (loop5): Directory bread(block 2769) failed [ 607.370336] FAT-fs (loop5): Directory bread(block 2770) failed [ 607.386078] FAT-fs (loop5): Directory bread(block 2771) failed [ 607.402600] Unknown ioctl 4724 [ 607.412088] FAT-fs (loop5): Directory bread(block 2772) failed [ 607.433079] FAT-fs (loop5): Directory bread(block 2773) failed [ 607.448071] FAT-fs (loop5): Directory bread(block 2774) failed [ 607.463750] FAT-fs (loop5): Directory bread(block 2775) failed [ 607.478156] FAT-fs (loop5): Directory bread(block 2776) failed [ 607.494989] FAT-fs (loop5): Directory bread(block 2777) failed [ 607.504084] FAT-fs (loop5): Directory bread(block 2778) failed [ 607.522370] FAULT_INJECTION: forcing a failure. [ 607.522370] name failslab, interval 1, probability 0, space 0, times 0 [ 607.533724] CPU: 1 PID: 3600 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 607.542043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 607.551389] Call Trace: [ 607.553980] dump_stack+0x1c9/0x2b4 [ 607.557606] ? dump_stack_print_info.cold.2+0x52/0x52 [ 607.562795] ? perf_trace_lock+0xde/0x920 [ 607.566941] should_fail.cold.4+0xa/0x11 [ 607.571002] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 607.576102] ? zap_class+0x740/0x740 [ 607.579816] ? trace_hardirqs_on+0x10/0x10 [ 607.584050] ? lock_acquire+0x1e4/0x540 [ 607.588020] ? percpu_ref_put_many+0x119/0x240 [ 607.592599] ? lock_downgrade+0x8f0/0x8f0 [ 607.596748] ? lock_release+0xa30/0xa30 [ 607.600717] ? memcg_kmem_get_cache+0x3a9/0x9d0 [ 607.605387] ? mem_cgroup_handle_over_high+0x130/0x130 [ 607.610660] ? fs_reclaim_acquire+0x20/0x20 [ 607.614978] ? lock_downgrade+0x8f0/0x8f0 [ 607.619123] ? lock_acquire+0x1e4/0x540 [ 607.623090] ? fs_reclaim_acquire+0x20/0x20 [ 607.627408] ? lock_downgrade+0x8f0/0x8f0 [ 607.631561] ? check_same_owner+0x340/0x340 [ 607.635878] ? rcu_note_context_switch+0x730/0x730 [ 607.640802] ? kasan_check_read+0x11/0x20 [ 607.644962] __should_failslab+0x124/0x180 [ 607.649194] should_failslab+0x9/0x14 [ 607.652988] kmem_cache_alloc+0x2af/0x760 [ 607.657140] __get_empty_filp+0x11b/0x620 [ 607.661283] ? d_instantiate+0x79/0xa0 [ 607.665176] ? proc_nr_files+0x60/0x60 [ 607.669070] ? kasan_check_read+0x11/0x20 [ 607.673212] ? do_raw_spin_unlock+0xa7/0x2f0 [ 607.677615] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 607.682197] ? kasan_check_write+0x14/0x20 [ 607.686432] ? do_raw_spin_lock+0xc1/0x200 [ 607.690663] alloc_file+0x29/0x3e0 [ 607.694204] alloc_file_pseudo+0x267/0x3f0 [ 607.698444] ? alloc_file+0x3e0/0x3e0 [ 607.702241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 607.707779] ? kasan_check_write+0x14/0x20 [ 607.712019] __shmem_file_setup.part.48+0x110/0x2a0 [ 607.717038] shmem_kernel_file_setup+0x68/0x90 [ 607.721617] big_key_preparse+0x39b/0x660 [ 607.725764] ? big_key_alloc_buffer+0x380/0x380 [ 607.730439] ? big_key_alloc_buffer+0x380/0x380 [ 607.735102] key_create_or_update+0x583/0x1120 [ 607.739681] ? key_type_lookup+0xd0/0xd0 [ 607.743739] ? join_session_keyring+0x340/0x340 [ 607.748427] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 607.753961] __x64_sys_add_key+0x3cf/0x4e0 [ 607.758194] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 607.764085] do_syscall_64+0x1b9/0x820 [ 607.767968] ? finish_task_switch+0x1d3/0x870 [ 607.772472] ? syscall_return_slowpath+0x5e0/0x5e0 [ 607.777397] ? syscall_return_slowpath+0x31d/0x5e0 [ 607.782329] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 607.787343] ? prepare_exit_to_usermode+0x291/0x3b0 [ 607.792360] ? perf_trace_sys_enter+0xb10/0xb10 [ 607.797027] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 607.801887] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 607.807071] RIP: 0033:0x455a79 [ 607.810251] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 607.829563] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 607.837282] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 607.844544] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 607.851979] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 607.859241] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 607.866509] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000001e [ 607.882194] Unknown ioctl 4724 03:36:21 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x4000000000000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:21 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8a50600000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:21 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-camellia-asm\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="b7f2288a911993f0265df5cf1cdd8b55", 0x10) r1 = accept$alg(r0, 0x0, 0x0) recvmsg(r1, &(0x7f0000001480)={0x0, 0x0, &(0x7f00000013c0)=[{&(0x7f00000002c0)=""/4096, 0x1000}], 0x1, &(0x7f00000000c0)=""/123, 0x7b}, 0x0) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000140)='/dev/snapshot\x00', 0x20000, 0x0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000000180)={{{@in6=@ipv4={[], [], @dev}, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in6=@dev}}, &(0x7f0000000280)=0xe8) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000012c0)={0x0, 0x0, 0x0}, &(0x7f0000001300)=0xc) write$FUSE_CREATE_OPEN(r2, &(0x7f00000014c0)={0xa0, 0x0, 0x5, {{0x4, 0x3, 0x4, 0x9, 0x9, 0x9, {0x0, 0x6, 0x800, 0x0, 0x5, 0x4, 0x3ff, 0x9, 0x8, 0x5402, 0x0, r3, r4, 0x7, 0x5}}, {0x0, 0x2}}}, 0xa0) 03:36:21 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x900, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:21 executing program 2 (fault-call:0 fault-nth:31): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:21 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x4000000000000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:21 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x3cd, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 608.109547] FAULT_INJECTION: forcing a failure. [ 608.109547] name failslab, interval 1, probability 0, space 0, times 0 [ 608.120791] CPU: 0 PID: 3622 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 608.129094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 608.138437] Call Trace: [ 608.141024] dump_stack+0x1c9/0x2b4 [ 608.144649] ? dump_stack_print_info.cold.2+0x52/0x52 [ 608.149847] should_fail.cold.4+0xa/0x11 [ 608.153911] ? trace_hardirqs_on+0x10/0x10 [ 608.158148] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 608.163259] ? trace_hardirqs_on+0x10/0x10 [ 608.167499] ? trace_hardirqs_on+0x10/0x10 [ 608.171733] ? trace_hardirqs_on+0x10/0x10 [ 608.175979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 608.181541] ? trace_hardirqs_on+0x10/0x10 [ 608.185773] ? lock_downgrade+0x8f0/0x8f0 [ 608.189920] __should_failslab+0x124/0x180 [ 608.194154] should_failslab+0x9/0x14 [ 608.197976] kmem_cache_alloc+0x47/0x760 [ 608.202035] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 608.207574] xas_alloc+0x38a/0x490 [ 608.211113] ? minmax_running_min+0x690/0x690 [ 608.215604] xas_create+0x716/0x1150 [ 608.219317] ? xas_descend+0x5f0/0x5f0 [ 608.223206] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 608.228738] ? xas_start+0x23d/0x740 [ 608.232449] ? xas_find_tagged+0x13d0/0x13d0 [ 608.236857] ? lock_acquire+0x1e4/0x540 [ 608.240835] ? shmem_add_to_page_cache+0x8bb/0x1440 [ 608.245852] xas_create_range+0x107/0x4d0 [ 608.250009] shmem_add_to_page_cache+0x8f9/0x1440 [ 608.254855] ? mem_cgroup_throttle_swaprate+0x272/0x888 [ 608.260229] ? shmem_write_end+0x9a0/0x9a0 [ 608.264483] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 608.270014] ? mem_cgroup_throttle_swaprate+0x2ef/0x888 [ 608.275372] ? swap_duplicate+0x80/0x80 [ 608.279341] ? shmem_getattr+0x2c0/0x2c0 [ 608.283417] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 608.288118] shmem_getpage_gfp+0xaad/0x3ec0 [ 608.292436] ? kasan_check_read+0x11/0x20 [ 608.297195] ? shmem_writepage+0x13a0/0x13a0 [ 608.301601] ? lock_acquire+0x1e4/0x540 [ 608.305574] ? cpuacct_charge+0x2eb/0x5d0 [ 608.309717] ? trace_hardirqs_on+0x10/0x10 [ 608.313944] ? lock_release+0xa30/0xa30 [ 608.317920] ? cgroup_rstat_updated+0xe6/0x470 [ 608.322501] ? trace_hardirqs_on+0x10/0x10 [ 608.326736] ? trace_hardirqs_on+0x10/0x10 [ 608.330962] ? cpuacct_charge+0x30a/0x5d0 [ 608.335105] ? cgroup_rstat_updated+0xe6/0x470 [ 608.339683] ? trace_hardirqs_on+0x10/0x10 [ 608.343916] ? trace_hardirqs_on+0x10/0x10 [ 608.348153] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 608.353690] ? page_mapping+0x44f/0x5e0 [ 608.357666] ? shmem_parse_options.cold.55+0x4e/0x4e [ 608.362777] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 608.368318] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 608.373768] ? do_writepages+0x1a0/0x1a0 [ 608.377830] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 608.382842] ? trace_hardirqs_on+0x10/0x10 [ 608.387079] ? do_writepages+0x1a0/0x1a0 [ 608.391137] ? set_page_dirty+0x36f/0x6f0 [ 608.395278] ? __writepage+0xe0/0xe0 [ 608.398989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 608.404521] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 608.410231] ? lock_acquire+0x1e4/0x540 [ 608.414205] ? is_bpf_text_address+0xae/0x170 [ 608.418699] ? lock_downgrade+0x8f0/0x8f0 [ 608.422847] ? balance_dirty_pages+0x37b0/0x37b0 [ 608.427599] ? unlock_page+0x1d1/0x2c0 [ 608.431484] ? trace_hardirqs_on+0x10/0x10 [ 608.435725] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 608.441256] ? shmem_write_end+0x374/0x9a0 [ 608.445486] ? shmem_unused_huge_scan+0x180/0x180 [ 608.450323] ? current_time+0x72/0x1b0 [ 608.454206] ? lock_downgrade+0x8f0/0x8f0 [ 608.458347] ? kasan_check_read+0x11/0x20 [ 608.462491] ? memcpy+0x45/0x50 [ 608.465768] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 608.471300] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 608.476323] ? iov_iter_advance+0x2ec/0x14e0 [ 608.480733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 608.486264] ? iov_iter_fault_in_readable+0x23d/0x460 [ 608.491457] ? copy_page_from_iter+0x890/0x890 [ 608.496038] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 608.501055] shmem_write_begin+0x10a/0x1e0 [ 608.505290] generic_perform_write+0x3ae/0x6c0 [ 608.509883] ? add_page_wait_queue+0x2c0/0x2c0 [ 608.514464] ? current_time+0x1b0/0x1b0 [ 608.518440] ? down_write+0x8f/0x130 [ 608.522155] __generic_file_write_iter+0x26e/0x630 [ 608.527083] generic_file_write_iter+0x438/0x870 [ 608.531845] ? __generic_file_write_iter+0x630/0x630 [ 608.536946] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 608.542479] ? iov_iter_init+0xc9/0x1f0 [ 608.546447] __vfs_write+0x6af/0x9d0 [ 608.550156] ? kernel_read+0x120/0x120 [ 608.554044] ? lock_release+0xa30/0xa30 [ 608.558026] ? check_same_owner+0x340/0x340 [ 608.562349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 608.567887] ? __sb_start_write+0x17f/0x300 [ 608.572209] vfs_write+0x1fc/0x560 [ 608.575745] kernel_write+0xab/0x120 [ 608.579458] big_key_preparse+0x41b/0x660 [ 608.583602] ? big_key_alloc_buffer+0x380/0x380 [ 608.588269] ? big_key_alloc_buffer+0x380/0x380 [ 608.592953] key_create_or_update+0x583/0x1120 [ 608.597966] ? key_type_lookup+0xd0/0xd0 [ 608.602022] ? join_session_keyring+0x340/0x340 [ 608.606700] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 608.612233] __x64_sys_add_key+0x3cf/0x4e0 [ 608.616468] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 608.622359] do_syscall_64+0x1b9/0x820 [ 608.626242] ? finish_task_switch+0x1d3/0x870 [ 608.630734] ? syscall_return_slowpath+0x5e0/0x5e0 [ 608.635664] ? syscall_return_slowpath+0x31d/0x5e0 [ 608.640589] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 608.645603] ? prepare_exit_to_usermode+0x291/0x3b0 [ 608.650620] ? perf_trace_sys_enter+0xb10/0xb10 [ 608.655284] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 608.660128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 608.665308] RIP: 0033:0x455a79 [ 608.668486] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 608.687766] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 608.695476] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 608.702738] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 608.710004] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 608.717283] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 608.724557] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000001f [ 608.766674] FAT-fs (loop5): count of clusters too big (435454) [ 608.772766] FAT-fs (loop5): Can't find a valid FAT filesystem [ 608.807923] FAT-fs (loop5): count of clusters too big (435454) [ 608.813971] FAT-fs (loop5): Can't find a valid FAT filesystem [ 609.327182] device bridge_slave_1 left promiscuous mode [ 609.332731] bridge0: port 2(bridge_slave_1) entered disabled state [ 609.351647] device bridge_slave_0 left promiscuous mode [ 609.357167] bridge0: port 1(bridge_slave_0) entered disabled state [ 609.738547] Unknown ioctl 4724 [ 609.887759] Unknown ioctl 4724 [ 610.653398] team0 (unregistering): Port device team_slave_1 removed [ 610.663044] team0 (unregistering): Port device team_slave_0 removed [ 610.672401] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 610.686873] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 610.712233] bond0 (unregistering): Released all slaves [ 611.109407] bridge0: port 1(bridge_slave_0) entered blocking state [ 611.115801] bridge0: port 1(bridge_slave_0) entered disabled state [ 611.139742] device bridge_slave_0 entered promiscuous mode [ 611.194404] bridge0: port 2(bridge_slave_1) entered blocking state [ 611.200796] bridge0: port 2(bridge_slave_1) entered disabled state [ 611.207814] device bridge_slave_1 entered promiscuous mode [ 611.239438] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 611.270390] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 611.378982] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 611.411836] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 611.584827] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 611.592092] team0: Port device team_slave_0 added [ 611.642796] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 611.650061] team0: Port device team_slave_1 added [ 611.681415] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 611.715161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 611.747995] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 611.755129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 611.763259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 611.797780] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 611.804969] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 611.819641] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 612.094374] bridge0: port 2(bridge_slave_1) entered blocking state [ 612.100771] bridge0: port 2(bridge_slave_1) entered forwarding state [ 612.107378] bridge0: port 1(bridge_slave_0) entered blocking state [ 612.113726] bridge0: port 1(bridge_slave_0) entered forwarding state [ 612.121521] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 612.768242] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 613.101188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 613.197367] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 613.292880] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 613.299097] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 613.307405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 613.409935] 8021q: adding VLAN 0 to HW filter on device team0 03:36:27 executing program 6: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18c775c94f0f000000000000028000107a0a8bf9dba7efa63cbb84"], &(0x7f0000000000)="47504c00bc3047eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000300)=""/206}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x20000000000002fd, &(0x7f0000000040)=ANY=[], &(0x7f0000000080)='syzkalleP\x00', 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000400)={0xe, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000000280)="735f686b616c6c65721d672897a30863f712d000", 0x9, 0x22e, &(0x7f0000000300)=""/187}, 0x48) 03:36:27 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffff9c, 0x84, 0x13, &(0x7f0000000040)={0x0, 0xc43b}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f00000000c0)={r2, 0x2a, "85b78aa70d02d42bcec180a973dfc19cc78f86ee3cfdd472ec005ec70d6225f54a38c27493eb3d5fee03"}, &(0x7f0000000100)=0x32) fadvise64(r1, 0x0, 0x2, 0x5) r3 = socket$l2tp(0x18, 0x1, 0x1) truncate(&(0x7f0000000200)='./file0\x00', 0xba3) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(r1, 0xc0bc5351, &(0x7f0000000140)={0x9, 0x2, 'client0\x00', 0x0, "e09db327c241d69b", "933c8de5b29f07cb5dd5e9d15e8bdf56a1c5bc0cb9de352c2177bf4a509dd3d6", 0x4, 0x9}) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x0, @multicast2=0xe0000002}, 0x4}}, 0x2e) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f0000000240)=0x800, 0x4) ioctl$PPPIOCGL2TPSTATS(r3, 0x80487436, &(0x7f0000000180)) 03:36:27 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x2d000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:27 executing program 2 (fault-call:0 fault-nth:32): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:27 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8980f00000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:27 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x700000000000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:27 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x3d7, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:27 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x4000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) [ 614.218296] FAULT_INJECTION: forcing a failure. [ 614.218296] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 614.230373] CPU: 0 PID: 3912 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 614.238697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 614.248047] Call Trace: [ 614.250642] dump_stack+0x1c9/0x2b4 [ 614.254269] ? dump_stack_print_info.cold.2+0x52/0x52 [ 614.259464] should_fail.cold.4+0xa/0x11 [ 614.263527] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 614.268634] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 614.274174] ? find_get_entry+0xa6d/0x1120 [ 614.278415] ? lock_downgrade+0x8f0/0x8f0 [ 614.282567] ? lock_release+0xa30/0xa30 [ 614.286547] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 614.292086] ? lock_acquire+0x1e4/0x540 [ 614.296056] ? fs_reclaim_acquire+0x20/0x20 [ 614.300463] ? lock_downgrade+0x8f0/0x8f0 [ 614.304610] ? check_same_owner+0x340/0x340 [ 614.308940] ? rcu_note_context_switch+0x730/0x730 [ 614.313867] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 614.318888] __alloc_pages_nodemask+0x36e/0xdb0 [ 614.323559] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 614.328585] ? trace_hardirqs_on+0x10/0x10 [ 614.332819] ? shmem_add_to_page_cache+0xd82/0x1440 [ 614.337833] ? lock_downgrade+0x8f0/0x8f0 [ 614.341984] ? kasan_check_read+0x11/0x20 [ 614.346132] ? do_raw_spin_unlock+0xa7/0x2f0 [ 614.350540] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 614.355126] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 614.360667] alloc_pages_vma+0xdd/0x540 [ 614.364645] shmem_alloc_page+0xa8/0x190 [ 614.368703] ? shmem_swapin+0x230/0x230 [ 614.372692] shmem_alloc_and_acct_page+0x1f1/0x820 [ 614.377620] ? shmem_getattr+0x2c0/0x2c0 [ 614.381681] ? do_raw_spin_unlock+0xa7/0x2f0 [ 614.386089] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 614.390687] ? kasan_check_write+0x14/0x20 [ 614.394925] shmem_getpage_gfp+0x6ea/0x3ec0 [ 614.399253] ? shmem_writepage+0x13a0/0x13a0 [ 614.403685] ? lock_acquire+0x1e4/0x540 [ 614.407657] ? cpuacct_charge+0x2eb/0x5d0 [ 614.411808] ? trace_hardirqs_on+0x10/0x10 [ 614.416041] ? lock_release+0xa30/0xa30 [ 614.420020] ? trace_hardirqs_on+0x10/0x10 [ 614.424253] ? trace_hardirqs_on+0x10/0x10 [ 614.428486] ? cpuacct_charge+0x30a/0x5d0 [ 614.432630] ? cgroup_rstat_updated+0xe6/0x470 [ 614.437215] ? trace_hardirqs_on+0x10/0x10 [ 614.441541] ? trace_hardirqs_on+0x10/0x10 [ 614.445776] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 614.451328] ? page_mapping+0x44f/0x5e0 [ 614.455310] ? shmem_parse_options.cold.55+0x4e/0x4e [ 614.460412] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 614.465956] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 614.471419] ? do_writepages+0x1a0/0x1a0 [ 614.475481] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 614.480506] ? trace_hardirqs_on+0x10/0x10 [ 614.484745] ? do_writepages+0x1a0/0x1a0 [ 614.488802] ? set_page_dirty+0x36f/0x6f0 [ 614.492949] ? __writepage+0xe0/0xe0 [ 614.496692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 614.502237] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 614.507949] ? lock_acquire+0x1e4/0x540 [ 614.511920] ? is_bpf_text_address+0xae/0x170 [ 614.516413] ? lock_downgrade+0x8f0/0x8f0 [ 614.520559] ? balance_dirty_pages+0x37b0/0x37b0 [ 614.525329] ? unlock_page+0x1d1/0x2c0 [ 614.529231] ? wake_up_page_bit+0x5b0/0x5b0 [ 614.533553] ? trace_hardirqs_on+0x10/0x10 [ 614.537794] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 614.543329] ? shmem_write_end+0x374/0x9a0 [ 614.547741] ? shmem_unused_huge_scan+0x180/0x180 [ 614.552582] ? current_time+0x72/0x1b0 [ 614.556471] ? lock_downgrade+0x8f0/0x8f0 [ 614.560615] ? kasan_check_read+0x11/0x20 [ 614.564876] ? memcpy+0x45/0x50 [ 614.568155] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 614.573694] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 614.578713] ? iov_iter_advance+0x2ec/0x14e0 [ 614.583131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 614.588663] ? iov_iter_fault_in_readable+0x23d/0x460 [ 614.593849] ? copy_page_from_iter+0x890/0x890 [ 614.598433] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 614.603455] shmem_write_begin+0x10a/0x1e0 [ 614.607693] generic_perform_write+0x3ae/0x6c0 [ 614.612283] ? add_page_wait_queue+0x2c0/0x2c0 [ 614.616884] ? current_time+0x1b0/0x1b0 [ 614.620862] ? down_write+0x8f/0x130 [ 614.624576] __generic_file_write_iter+0x26e/0x630 [ 614.629514] generic_file_write_iter+0x438/0x870 [ 614.634275] ? __generic_file_write_iter+0x630/0x630 [ 614.639381] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 614.644919] ? iov_iter_init+0xc9/0x1f0 [ 614.648896] __vfs_write+0x6af/0x9d0 [ 614.652606] ? kernel_read+0x120/0x120 [ 614.656494] ? lock_release+0xa30/0xa30 [ 614.660468] ? check_same_owner+0x340/0x340 [ 614.664793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 614.670326] ? __sb_start_write+0x17f/0x300 [ 614.674653] vfs_write+0x1fc/0x560 [ 614.678193] kernel_write+0xab/0x120 [ 614.681910] big_key_preparse+0x41b/0x660 [ 614.686060] ? big_key_alloc_buffer+0x380/0x380 [ 614.690747] ? big_key_alloc_buffer+0x380/0x380 [ 614.695420] key_create_or_update+0x583/0x1120 [ 614.700004] ? key_type_lookup+0xd0/0xd0 [ 614.704064] ? join_session_keyring+0x340/0x340 [ 614.708747] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 614.714286] __x64_sys_add_key+0x3cf/0x4e0 [ 614.718519] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 614.724408] do_syscall_64+0x1b9/0x820 [ 614.728290] ? finish_task_switch+0x1d3/0x870 [ 614.732799] ? syscall_return_slowpath+0x5e0/0x5e0 [ 614.737726] ? syscall_return_slowpath+0x31d/0x5e0 [ 614.742655] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 614.747670] ? prepare_exit_to_usermode+0x291/0x3b0 [ 614.752685] ? perf_trace_sys_enter+0xb10/0xb10 [ 614.757363] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 614.762207] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 614.767393] RIP: 0033:0x455a79 [ 614.770573] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 614.789837] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 614.797562] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 614.804841] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 614.812104] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 614.819366] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 614.826629] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000020 03:36:28 executing program 3: ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000000080)=0x0) sched_setattr(r0, &(0x7f0000000040)={0x2d, 0x6, 0x0, 0x5, 0xeb4, 0x4000000040001, 0x7, 0x2}, 0x0) sched_setattr(r0, &(0x7f0000000200)={0x30, 0x1, 0x1, 0x0, 0x6, 0x7, 0xfff, 0x3}, 0x0) sched_setattr(0x0, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x4}, 0x0) syz_open_procfs(r0, &(0x7f0000000100)='net/ip6_flowlabel\x00') socket$unix(0x1, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = accept4(r1, 0x0, &(0x7f00000002c0)=0x2c4, 0x800) getsockopt$inet_sctp6_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f00000000c0)=@assoc_value={0x0}, &(0x7f0000000280)=0xfffffffffffffd92) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f0000000140)={r3, 0xffff}, &(0x7f0000000000)=0x8) 03:36:28 executing program 2 (fault-call:0 fault-nth:33): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 614.867986] FAT-fs (loop5): count of clusters too big (1021950) [ 614.874398] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:28 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000000480283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 614.912351] FAT-fs (loop5): count of clusters too big (1021950) [ 614.918531] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:28 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x10000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:28 executing program 6: r0 = socket$inet6(0xa, 0x1, 0x0) ioctl(r0, 0x4000008912, &(0x7f0000000100)="2957e1311f16f477671070") r1 = accept$inet(0xffffffffffffff9c, &(0x7f0000000180)={0x0, 0x0, @multicast1}, &(0x7f00000001c0)=0x10) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f0000000200)={0x0, 0x4, 0x0, 0x6, 0x6, 0x1}, &(0x7f0000000240)=0x14) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000000280)={r2, @in={{0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x5, 0x7427, 0x400, 0x501}, &(0x7f0000000340)=0x98) r3 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r3, &(0x7f0000000000)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) r4 = socket(0xa, 0x1, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r4, 0x0, 0x2a, &(0x7f0000000040)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x88) setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x22, &(0x7f0000000140), 0x4) [ 615.180095] FAULT_INJECTION: forcing a failure. [ 615.180095] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 615.192067] CPU: 1 PID: 3931 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 615.200386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 615.209732] Call Trace: [ 615.212320] dump_stack+0x1c9/0x2b4 [ 615.215946] ? dump_stack_print_info.cold.2+0x52/0x52 [ 615.221133] ? perf_trace_lock+0xde/0x920 [ 615.225283] should_fail.cold.4+0xa/0x11 [ 615.229346] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 615.234451] ? find_get_entry+0xa6d/0x1120 [ 615.238698] ? lock_downgrade+0x8f0/0x8f0 [ 615.242860] ? lock_release+0xa30/0xa30 [ 615.246842] ? lock_acquire+0x1e4/0x540 [ 615.250814] ? fs_reclaim_acquire+0x20/0x20 [ 615.255137] ? lock_downgrade+0x8f0/0x8f0 [ 615.259284] ? check_same_owner+0x340/0x340 [ 615.263604] ? rcu_note_context_switch+0x730/0x730 [ 615.268531] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 615.273548] __alloc_pages_nodemask+0x36e/0xdb0 [ 615.278219] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 615.283239] ? trace_hardirqs_on+0x10/0x10 [ 615.287474] ? shmem_add_to_page_cache+0xd82/0x1440 [ 615.292488] ? lock_downgrade+0x8f0/0x8f0 [ 615.296636] ? kasan_check_read+0x11/0x20 [ 615.300790] ? do_raw_spin_unlock+0xa7/0x2f0 [ 615.305199] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 615.309784] ? perf_trace_lock+0xde/0x920 [ 615.313932] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 615.319472] alloc_pages_vma+0xdd/0x540 [ 615.323449] shmem_alloc_page+0xa8/0x190 [ 615.327510] ? shmem_swapin+0x230/0x230 [ 615.331503] shmem_alloc_and_acct_page+0x1f1/0x820 [ 615.336433] ? shmem_getattr+0x2c0/0x2c0 [ 615.340492] ? do_raw_spin_unlock+0xa7/0x2f0 [ 615.344897] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 615.349480] ? kasan_check_write+0x14/0x20 [ 615.353716] shmem_getpage_gfp+0x6ea/0x3ec0 [ 615.358061] ? shmem_writepage+0x13a0/0x13a0 [ 615.362471] ? lock_acquire+0x1e4/0x540 [ 615.366458] ? cpuacct_charge+0x2eb/0x5d0 [ 615.370611] ? trace_hardirqs_on+0x10/0x10 [ 615.374855] ? trace_hardirqs_on+0x10/0x10 [ 615.379091] ? trace_hardirqs_on+0x10/0x10 [ 615.383322] ? cpuacct_charge+0x30a/0x5d0 [ 615.387471] ? perf_trace_lock+0xde/0x920 [ 615.391616] ? trace_hardirqs_on+0x10/0x10 [ 615.395855] ? zap_class+0x740/0x740 [ 615.399570] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 615.405109] ? page_mapping+0x44f/0x5e0 [ 615.409084] ? shmem_parse_options.cold.55+0x4e/0x4e [ 615.414187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 615.419725] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 615.425173] ? do_writepages+0x1a0/0x1a0 [ 615.429236] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 615.434251] ? perf_trace_lock+0xde/0x920 [ 615.438569] ? perf_trace_lock+0xde/0x920 [ 615.442720] ? do_writepages+0x1a0/0x1a0 [ 615.446780] ? set_page_dirty+0x36f/0x6f0 [ 615.450926] ? __writepage+0xe0/0xe0 [ 615.454640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 615.460178] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 615.465889] ? lock_acquire+0x1e4/0x540 [ 615.469862] ? is_bpf_text_address+0xae/0x170 [ 615.474354] ? lock_downgrade+0x8f0/0x8f0 [ 615.478500] ? balance_dirty_pages+0x37b0/0x37b0 [ 615.483254] ? unlock_page+0x1d1/0x2c0 [ 615.487141] ? wake_up_page_bit+0x5b0/0x5b0 [ 615.491463] ? trace_hardirqs_on+0x10/0x10 [ 615.495718] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 615.501252] ? shmem_write_end+0x374/0x9a0 [ 615.505487] ? shmem_unused_huge_scan+0x180/0x180 [ 615.510327] ? current_time+0x72/0x1b0 [ 615.514213] ? lock_downgrade+0x8f0/0x8f0 [ 615.518358] ? kasan_check_read+0x11/0x20 [ 615.522504] ? memcpy+0x45/0x50 [ 615.525789] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 615.531324] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 615.536341] ? iov_iter_advance+0x2ec/0x14e0 [ 615.540845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 615.546379] ? iov_iter_fault_in_readable+0x23d/0x460 [ 615.551567] ? copy_page_from_iter+0x890/0x890 [ 615.556146] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 615.561164] shmem_write_begin+0x10a/0x1e0 [ 615.565409] generic_perform_write+0x3ae/0x6c0 [ 615.569996] ? add_page_wait_queue+0x2c0/0x2c0 [ 615.574579] ? current_time+0x1b0/0x1b0 [ 615.578557] ? down_write+0x8f/0x130 [ 615.582275] __generic_file_write_iter+0x26e/0x630 [ 615.587212] generic_file_write_iter+0x438/0x870 [ 615.591973] ? __generic_file_write_iter+0x630/0x630 [ 615.597081] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 615.602619] ? iov_iter_init+0xc9/0x1f0 [ 615.606596] __vfs_write+0x6af/0x9d0 [ 615.610309] ? kernel_read+0x120/0x120 [ 615.614196] ? lock_release+0xa30/0xa30 [ 615.618170] ? check_same_owner+0x340/0x340 [ 615.622500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 615.628036] ? __sb_start_write+0x17f/0x300 [ 615.632359] vfs_write+0x1fc/0x560 [ 615.635899] kernel_write+0xab/0x120 [ 615.639620] big_key_preparse+0x41b/0x660 [ 615.643780] ? big_key_alloc_buffer+0x380/0x380 [ 615.648453] ? big_key_alloc_buffer+0x380/0x380 [ 615.653119] key_create_or_update+0x583/0x1120 [ 615.657703] ? key_type_lookup+0xd0/0xd0 [ 615.661771] ? join_session_keyring+0x340/0x340 [ 615.666445] ? _copy_from_user+0x100/0x150 [ 615.670687] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 615.676228] __x64_sys_add_key+0x3cf/0x4e0 [ 615.680462] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 615.686356] do_syscall_64+0x1b9/0x820 [ 615.690239] ? finish_task_switch+0x1d3/0x870 [ 615.694731] ? syscall_return_slowpath+0x5e0/0x5e0 [ 615.699665] ? syscall_return_slowpath+0x31d/0x5e0 [ 615.704597] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 615.709611] ? prepare_exit_to_usermode+0x291/0x3b0 [ 615.714629] ? perf_trace_sys_enter+0xb10/0xb10 [ 615.719297] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 615.724141] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 615.729327] RIP: 0033:0x455a79 [ 615.732510] Code: 1d ba fb ff c3 66 2e 0f 1f 84 [ 615.732565] Unknown ioctl 4724 [ 615.740482] 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 615.756611] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 615.764328] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 615.771601] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 03:36:29 executing program 3: r0 = socket$rds(0x15, 0x5, 0x0) bind$rds(r0, &(0x7f0000000180)={0x2, 0x0, @loopback=0x7f000001}, 0x10) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x12000, 0x0) getsockopt$inet_sctp6_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f00000000c0), &(0x7f0000000100)=0x4) setsockopt$RDS_RECVERR(r0, 0x114, 0x5, &(0x7f0000000000)=0x1, 0x0) write$tun(r1, &(0x7f00000001c0)={@void, @val={0x3, 0x80, 0x9, 0x9}, @ipv4={{0x33, 0x4, 0x7, 0x1, 0x3d0, 0x65, 0x7, 0x1, 0x62, 0x0, @rand_addr=0x5, @rand_addr=0x7, {[@ssrr={0x89, 0x2b, 0xc3, [@empty, @local={0xac, 0x14, 0x14, 0xaa}, @broadcast=0xffffffff, @remote={0xac, 0x14, 0x14, 0xbb}, @rand_addr=0x6, @rand_addr=0x81, @multicast2=0xe0000002, @local={0xac, 0x14, 0x14, 0xaa}, @local={0xac, 0x14, 0x14, 0xaa}, @rand_addr=0x8000]}, @ssrr={0x89, 0x7, 0x14000000000000, [@dev={0xac, 0x14, 0x14, 0x12}]}, @ssrr={0x89, 0x1f, 0x20, [@loopback=0x7f000001, @local={0xac, 0x14, 0x14, 0xaa}, @rand_addr=0x2, @broadcast=0xffffffff, @loopback=0x7f000001, @remote={0xac, 0x14, 0x14, 0xbb}, @multicast2=0xe0000002]}, @timestamp={0x44, 0x30, 0x800, 0x1, 0x10000, [{[], 0xfffffffffffffff8}, {[@broadcast=0xffffffff], 0x6}, {[], 0xeac}, {[], 0x7}, {[@local={0xac, 0x14, 0x14, 0xaa}], 0x9}, {[@multicast2=0xe0000002], 0xb36e0000000}, {[@rand_addr=0x1], 0x4}]}, @generic={0x8b, 0xe, "b146af648a077d4f2f776c87"}, @rr={0x7, 0x17, 0x101, [@multicast2=0xe0000002, @loopback=0x7f000001, @loopback=0x7f000001, @multicast2=0xe0000002, @rand_addr=0xfffffffffffffffa]}, @lsrr={0x83, 0xf, 0x6, [@multicast1=0xe0000001, @empty, @rand_addr=0x9]}]}}, @gre={{0x0, 0x0, 0x1, 0x8, 0x0, 0xfff, 0x0, 0x1, 0x880b, 0x8c, 0x1, [0x1], "1d49d17885d467c657e6082a2601b427245611d6ff27e4bd326b0b587fbcb115fce9036240dd940ea3e233d376316ce9e6e5e9c337f3dd5844842d280f7df2e6893f441095417ea6d1d3d995fcbafa15f3f4746cb9c23df899109c36027d20ecdcb403a0a5c0b11b6219ef381f68db708bae6f38da8c9b285b88c26e10b3433fe2ff00bd1b36cdb798f12814"}, {0x6, 0x0, 0xffffffffffffffd6, 0x5, 0x0, 0x0, 0x800, [0x6, 0x1], "d72d4b80b360e3bfb4afe291f8ef549721ef10882fdd60156d1755b4eb86f7c3373ec937d3414156db001144d2a5471be94f16bec21acd6c6c71dd7a1f6a7acead5f617f75e0da3168ec114367fa2efcf6e4f5066629e87fd974db4d127afdabe6448eeb08d22f0ae31ffd2fa744e7b0a38130369fb513b998809af3ab429ddd9edbf02468f8b9053ceec4fc393c147e0ffb07999f1bc35ff03da851903f1b014d41615f01ea134e39ce019eeff5f3e6c40f73ca9c0346380ae0f01e"}, {0x3, 0x0, 0x4, 0x6, 0x0, 0x0, 0x86dd, [0x3], "99d5645167754c91363d3a08708a9137f14e6eb2f0327332ade89d653f325c3e053b49c48db030ac17d939da559ceecb6f867c7e50fb47152e0493edcb90c355c3b55d4eb07784db90d873fd7a1cd0191852493a7c6f41b2b6f927c03eca1c78351d75b51571a29c9ad33d4679953471b98f097021b8496130"}, {0x8, 0x88be, 0x0, {{0x6, 0x1, 0x3, 0x9, 0x7, 0x0, 0x7, 0x54}, 0x1, 0xfffffffffffff6cf}}, {0x8, 0x22eb, 0x0, {{0x3, 0x2, 0x400, 0x7f, 0x5, 0xffffffffffffffff}, 0x2, 0x401, 0x1, 0x7fffffff, 0x7, 0x8, 0x4, 0x6, 0x5, 0x400}}, {0x8, 0x6558, 0x0, "bc02176d126e273d23650ea87847853aec7dfe20241ff134c185154992f3e01942f1259471dda950c89ebcac0c1d9e22aceba62dcd2d4fc255b10867208d1a87fdc5361be147f16b358407df17773de897edb70063226db3f65db440add1fdea7ff4f6f5db26c1fce65245ecb666dd2ae5c75c350560cf35d9fd858d4eafc4775d43a0dba6b4b9ad43adc56e665036b8e67016367104e1c3176c37ba7800ce8f99708c45dc7648b2927c39eba4bb2280730e12ba22a540d2ed2fb6728b04b54b91383d9f6c7ec1c323140638cbc51bd3370c363ae2ec06d0ac36161d992281c4cde4093d7556004232674c77e38945cd19c007cfd886c0"}}}}, 0x3da) sendmsg$rds(r0, &(0x7f00001c3000)={&(0x7f0000000040)={0x2, 0x0, @multicast1=0xe0000001}, 0x10, &(0x7f00000001c0), 0x0, &(0x7f0000003b80)=ANY=[@ANYBLOB="480000000000000014010000010000000000000000000000", @ANYPTR=&(0x7f0000001840)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00', @ANYPTR=&(0x7f0000003b00)=ANY=[@ANYPTR=&(0x7f0000003ac0)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB=')\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="010000000000000000000000000000000000000000000000"], 0x48}, 0x0) 03:36:29 executing program 2 (fault-call:0 fault-nth:34): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:29 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000000600283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 615.778872] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 615.784761] Unknown ioctl 4724 [ 615.786135] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 615.786143] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000021 [ 615.814817] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:36:29 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x7c, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:29 executing program 6: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000040)='./file0\x00', 0xfffffffffffffffc, 0x1, &(0x7f0000000100)=[{&(0x7f0000000080)="a283eb8e24e12024962dcbd9cd6b5c77b9b2f2b0a0781858de8b5eebf447d952f3e2d2d86c6038b5a3609a79aea60614b4bf7daa9d8c3f1b06353a5595bfa64dc6a9d281627e2f5247ae44db3d032ed7c52e8c5fc3c904cd8ace611b98d208c91e1c6de58a46019051745a28baa35fe1ee", 0x71}], 0x40, &(0x7f0000000140)={[{@user_subvol_rm='user_subvol_rm_allowed', 0x2c}, {@fragment_data='fragment=data', 0x2c}, {@nossd='nossd', 0x2c}, {@compress='compress', 0x2c}, {@acl='acl', 0x2c}, {@treelog='treelog', 0x2c}]}) r0 = openat$full(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/full\x00', 0x4a4080, 0x0) ioctl(r0, 0x80000000, &(0x7f0000000200)="c468c1128961a626381e7ab544f613b77e9737dd050e7ff87daffa4fb792a426fc5a406b2231b7f829cc7fe531741023093f7564c58b53bb5d94cc77bb57dd585504a313ce519c3c55") pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000340)=0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r2, 0xc1105511, &(0x7f00000003c0)={{0xa, 0x0, 0x6, 0x7c2, 'syz1\x00', 0x3}, 0x5, 0x1, 0x5, r3, 0x3, 0x2, 'syz0\x00', &(0x7f0000000380)=['\\/vboxnet0selfvboxnet1eth0\x00', '\x00', '\x00'], 0x1d, [], [0x1, 0x6, 0x4, 0x96a]}) write(r2, &(0x7f00000001c0), 0xfffffef3) ioctl$RTC_IRQP_SET(r2, 0x4008700c, 0x15f0) getsockopt$IP_VS_SO_GET_TIMEOUT(r1, 0x0, 0x486, &(0x7f00000002c0), &(0x7f0000000300)=0xc) vmsplice(r2, &(0x7f0000001900)=[{&(0x7f0000002940)="f9", 0x1}], 0x1, 0x3) 03:36:29 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0xfffffdfd]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:29 executing program 3: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x80, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0xc0505350, &(0x7f00000000c0)={{0x7, 0x2}, {0xf8, 0x6}, 0x3, 0x2, 0x6}) bpf$PROG_LOAD(0x5, &(0x7f0000000580)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="1800000000000000000000000280110011772afefffff600611870"], &(0x7f0000000080)='syzkaller\x00', 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0xd, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000000200)='syzkaller\x00', 0x80000001, 0x228, &(0x7f0000000300)=""/187}, 0x48) 03:36:29 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xfffffdfd, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 615.996518] FAULT_INJECTION: forcing a failure. [ 615.996518] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 616.008403] CPU: 1 PID: 3960 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 616.016720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 616.026075] Call Trace: [ 616.028668] dump_stack+0x1c9/0x2b4 [ 616.032304] ? dump_stack_print_info.cold.2+0x52/0x52 [ 616.037513] should_fail.cold.4+0xa/0x11 [ 616.041583] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 616.046727] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 616.052278] ? find_get_entry+0xa6d/0x1120 [ 616.056521] ? lock_downgrade+0x8f0/0x8f0 [ 616.060672] ? lock_release+0xa30/0xa30 [ 616.064651] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 616.070190] ? lock_acquire+0x1e4/0x540 [ 616.074163] ? fs_reclaim_acquire+0x20/0x20 [ 616.078489] ? lock_downgrade+0x8f0/0x8f0 [ 616.082641] ? check_same_owner+0x340/0x340 [ 616.086967] ? rcu_note_context_switch+0x730/0x730 [ 616.091903] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 616.096929] __alloc_pages_nodemask+0x36e/0xdb0 [ 616.101604] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 616.106624] ? trace_hardirqs_on+0x10/0x10 [ 616.110863] ? shmem_add_to_page_cache+0xd82/0x1440 [ 616.115882] ? lock_downgrade+0x8f0/0x8f0 [ 616.120038] ? kasan_check_read+0x11/0x20 [ 616.124190] ? do_raw_spin_unlock+0xa7/0x2f0 [ 616.128599] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 616.133191] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 616.138732] alloc_pages_vma+0xdd/0x540 [ 616.142720] shmem_alloc_page+0xa8/0x190 [ 616.146784] ? shmem_swapin+0x230/0x230 [ 616.150769] shmem_alloc_and_acct_page+0x1f1/0x820 [ 616.155698] ? shmem_getattr+0x2c0/0x2c0 [ 616.159759] ? do_raw_spin_unlock+0xa7/0x2f0 [ 616.164164] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 616.168748] ? kasan_check_write+0x14/0x20 [ 616.172984] shmem_getpage_gfp+0x6ea/0x3ec0 [ 616.177311] ? shmem_writepage+0x13a0/0x13a0 [ 616.181722] ? trace_hardirqs_on+0x10/0x10 [ 616.185955] ? trace_hardirqs_on+0x10/0x10 [ 616.190186] ? update_load_avg+0x2de/0x2590 [ 616.194505] ? trace_hardirqs_on+0x10/0x10 [ 616.198731] ? attach_entity_load_avg+0x860/0x860 [ 616.203570] ? trace_hardirqs_on+0x10/0x10 [ 616.207802] ? plist_check_list+0x7e/0xa0 [ 616.211944] ? plist_check_head+0xea/0x150 [ 616.216177] ? trace_hardirqs_on+0x10/0x10 [ 616.220410] ? trace_hardirqs_on+0x10/0x10 [ 616.224637] ? plist_check_prev_next+0x115/0x1b0 [ 616.229389] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 616.234919] ? page_mapping+0x44f/0x5e0 [ 616.238897] ? shmem_parse_options.cold.55+0x4e/0x4e [ 616.243998] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 616.249532] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 616.254979] ? do_writepages+0x1a0/0x1a0 [ 616.259035] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 616.264050] ? trace_hardirqs_on+0x10/0x10 [ 616.268280] ? do_writepages+0x1a0/0x1a0 [ 616.272336] ? set_page_dirty+0x36f/0x6f0 [ 616.276480] ? __writepage+0xe0/0xe0 [ 616.280191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 616.285739] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 616.291445] ? lock_acquire+0x1e4/0x540 [ 616.295412] ? is_bpf_text_address+0xae/0x170 [ 616.299904] ? lock_downgrade+0x8f0/0x8f0 [ 616.304047] ? balance_dirty_pages+0x37b0/0x37b0 [ 616.308800] ? unlock_page+0x1d1/0x2c0 [ 616.312684] ? wake_up_page_bit+0x5b0/0x5b0 [ 616.317007] ? trace_hardirqs_on+0x10/0x10 [ 616.321245] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 616.326776] ? shmem_write_end+0x374/0x9a0 [ 616.331007] ? shmem_unused_huge_scan+0x180/0x180 [ 616.335843] ? current_time+0x72/0x1b0 [ 616.339727] ? lock_downgrade+0x8f0/0x8f0 [ 616.343867] ? kasan_check_read+0x11/0x20 [ 616.348009] ? memcpy+0x45/0x50 [ 616.351288] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 616.356818] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 616.361835] ? iov_iter_advance+0x2ec/0x14e0 [ 616.366238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 616.371770] ? iov_iter_fault_in_readable+0x23d/0x460 [ 616.376951] ? copy_page_from_iter+0x890/0x890 [ 616.381526] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 616.386538] shmem_write_begin+0x10a/0x1e0 [ 616.390775] generic_perform_write+0x3ae/0x6c0 [ 616.395359] ? add_page_wait_queue+0x2c0/0x2c0 [ 616.399941] ? current_time+0x1b0/0x1b0 [ 616.403912] ? down_write+0x8f/0x130 [ 616.407625] __generic_file_write_iter+0x26e/0x630 [ 616.412558] generic_file_write_iter+0x438/0x870 [ 616.417318] ? __generic_file_write_iter+0x630/0x630 [ 616.422447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 616.427983] ? iov_iter_init+0xc9/0x1f0 [ 616.431954] __vfs_write+0x6af/0x9d0 [ 616.435666] ? kernel_read+0x120/0x120 [ 616.439552] ? lock_release+0xa30/0xa30 [ 616.443519] ? check_same_owner+0x340/0x340 [ 616.447841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 616.453370] ? __sb_start_write+0x17f/0x300 [ 616.457690] vfs_write+0x1fc/0x560 [ 616.461243] kernel_write+0xab/0x120 [ 616.464958] big_key_preparse+0x41b/0x660 [ 616.469105] ? big_key_alloc_buffer+0x380/0x380 [ 616.473771] ? big_key_alloc_buffer+0x380/0x380 [ 616.478433] key_create_or_update+0x583/0x1120 [ 616.483012] ? key_type_lookup+0xd0/0xd0 [ 616.487070] ? join_session_keyring+0x340/0x340 [ 616.491747] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 616.497752] __x64_sys_add_key+0x3cf/0x4e0 [ 616.501985] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 616.507868] do_syscall_64+0x1b9/0x820 [ 616.511771] ? finish_task_switch+0x1d3/0x870 [ 616.516265] ? syscall_return_slowpath+0x5e0/0x5e0 [ 616.521196] ? syscall_return_slowpath+0x31d/0x5e0 [ 616.526138] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 616.531155] ? prepare_exit_to_usermode+0x291/0x3b0 [ 616.536166] ? perf_trace_sys_enter+0xb10/0xb10 [ 616.540834] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 616.545703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 616.550887] RIP: 0033:0x455a79 [ 616.554063] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 616.573326] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 616.581030] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 616.588294] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 616.595556] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 616.602817] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 616.610078] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000022 03:36:29 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x8000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:29 executing program 2 (fault-call:0 fault-nth:35): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:29 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000200)) r1 = socket(0x1f, 0x80a, 0x7) getsockopt$inet_mreqn(r1, 0x0, 0x23, &(0x7f00000001c0)={@broadcast, @loopback, 0x0}, &(0x7f0000000080)=0xc) sendmsg$nl_route_sched(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)=@gettfilter={0x34, 0x2e, 0x4, 0x70bd2b, 0x25dfdbfb, {0x0, r2, {0xb, 0xb}, {0x15, 0xa}, {0xb}}, [{0x8, 0xb, 0x100000000}, {0x8, 0xb, 0x6fa1}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000}, 0x4040000) setsockopt$sock_int(r0, 0x1, 0x2e, &(0x7f0000000100)=0x10ffffffff, 0x4) 03:36:29 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000004a90283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 616.653082] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 616.771292] FAULT_INJECTION: forcing a failure. [ 616.771292] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 616.783372] CPU: 0 PID: 3982 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 616.791692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 616.801066] Call Trace: [ 616.803658] dump_stack+0x1c9/0x2b4 [ 616.807283] ? dump_stack_print_info.cold.2+0x52/0x52 [ 616.812475] ? perf_trace_lock+0xde/0x920 [ 616.816638] should_fail.cold.4+0xa/0x11 [ 616.820711] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 616.825828] ? find_get_entry+0xa6d/0x1120 [ 616.830067] ? lock_downgrade+0x8f0/0x8f0 [ 616.834226] ? lock_release+0xa30/0xa30 [ 616.838196] ? lock_acquire+0x1e4/0x540 [ 616.842173] ? fs_reclaim_acquire+0x20/0x20 [ 616.846479] ? lock_downgrade+0x8f0/0x8f0 [ 616.850618] ? check_same_owner+0x340/0x340 [ 616.854928] ? rcu_note_context_switch+0x730/0x730 [ 616.859841] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 616.864848] __alloc_pages_nodemask+0x36e/0xdb0 [ 616.869506] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 616.874509] ? trace_hardirqs_on+0x10/0x10 [ 616.878731] ? shmem_add_to_page_cache+0xd82/0x1440 [ 616.883731] ? lock_downgrade+0x8f0/0x8f0 [ 616.887869] ? kasan_check_read+0x11/0x20 [ 616.892005] ? do_raw_spin_unlock+0xa7/0x2f0 [ 616.896401] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 616.900967] ? perf_trace_lock+0xde/0x920 [ 616.905106] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 616.910632] alloc_pages_vma+0xdd/0x540 [ 616.914599] shmem_alloc_page+0xa8/0x190 [ 616.918645] ? shmem_swapin+0x230/0x230 [ 616.922625] shmem_alloc_and_acct_page+0x1f1/0x820 [ 616.927545] ? shmem_getattr+0x2c0/0x2c0 [ 616.931588] ? do_raw_spin_unlock+0xa7/0x2f0 [ 616.935981] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 616.940548] ? kasan_check_write+0x14/0x20 [ 616.944773] shmem_getpage_gfp+0x6ea/0x3ec0 [ 616.949093] ? shmem_writepage+0x13a0/0x13a0 [ 616.953492] ? trace_hardirqs_on+0x10/0x10 [ 616.957723] ? trace_hardirqs_on+0x10/0x10 [ 616.961946] ? update_load_avg+0x2de/0x2590 [ 616.966250] ? zap_class+0x740/0x740 [ 616.969955] ? trace_hardirqs_on+0x10/0x10 [ 616.974173] ? attach_entity_load_avg+0x860/0x860 [ 616.979004] ? trace_hardirqs_on+0x10/0x10 [ 616.983227] ? plist_check_list+0x7e/0xa0 [ 616.987359] ? perf_trace_lock+0xde/0x920 [ 616.991492] ? trace_hardirqs_on+0x10/0x10 [ 616.995712] ? zap_class+0x740/0x740 [ 616.999415] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 617.004937] ? page_mapping+0x44f/0x5e0 [ 617.008899] ? shmem_parse_options.cold.55+0x4e/0x4e [ 617.013990] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 617.019533] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 617.024970] ? do_writepages+0x1a0/0x1a0 [ 617.029025] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 617.034029] ? perf_trace_lock+0xde/0x920 [ 617.038162] ? perf_trace_lock+0xde/0x920 [ 617.042297] ? do_writepages+0x1a0/0x1a0 [ 617.046342] ? set_page_dirty+0x36f/0x6f0 [ 617.050476] ? __writepage+0xe0/0xe0 [ 617.054173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 617.059707] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 617.065404] ? lock_acquire+0x1e4/0x540 [ 617.069363] ? is_bpf_text_address+0xae/0x170 [ 617.073844] ? lock_downgrade+0x8f0/0x8f0 [ 617.077981] ? balance_dirty_pages+0x37b0/0x37b0 [ 617.082719] ? unlock_page+0x1d1/0x2c0 [ 617.086592] ? wake_up_page_bit+0x5b0/0x5b0 [ 617.090902] ? trace_hardirqs_on+0x10/0x10 [ 617.095147] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 617.100667] ? shmem_write_end+0x374/0x9a0 [ 617.104891] ? shmem_unused_huge_scan+0x180/0x180 [ 617.109719] ? current_time+0x72/0x1b0 [ 617.113590] ? lock_downgrade+0x8f0/0x8f0 [ 617.117723] ? kasan_check_read+0x11/0x20 [ 617.121859] ? memcpy+0x45/0x50 [ 617.125127] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 617.130657] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 617.135658] ? iov_iter_advance+0x2ec/0x14e0 [ 617.140054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 617.145584] ? iov_iter_fault_in_readable+0x23d/0x460 [ 617.150757] ? copy_page_from_iter+0x890/0x890 [ 617.155325] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 617.160331] shmem_write_begin+0x10a/0x1e0 [ 617.164558] generic_perform_write+0x3ae/0x6c0 [ 617.169136] ? add_page_wait_queue+0x2c0/0x2c0 [ 617.173705] ? current_time+0x1b0/0x1b0 [ 617.177669] ? down_write+0x8f/0x130 [ 617.181370] __generic_file_write_iter+0x26e/0x630 [ 617.186290] generic_file_write_iter+0x438/0x870 [ 617.191039] ? __generic_file_write_iter+0x630/0x630 [ 617.196132] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 617.201651] ? iov_iter_init+0xc9/0x1f0 [ 617.205626] __vfs_write+0x6af/0x9d0 [ 617.209328] ? kernel_read+0x120/0x120 [ 617.213203] ? lock_release+0xa30/0xa30 [ 617.217160] ? check_same_owner+0x340/0x340 [ 617.221475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 617.227083] ? __sb_start_write+0x17f/0x300 [ 617.231392] vfs_write+0x1fc/0x560 [ 617.234921] kernel_write+0xab/0x120 [ 617.238624] big_key_preparse+0x41b/0x660 [ 617.242759] ? big_key_alloc_buffer+0x380/0x380 [ 617.247421] ? big_key_alloc_buffer+0x380/0x380 [ 617.252074] key_create_or_update+0x583/0x1120 [ 617.256642] ? key_type_lookup+0xd0/0xd0 [ 617.260688] ? join_session_keyring+0x340/0x340 [ 617.265361] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 617.270887] __x64_sys_add_key+0x3cf/0x4e0 [ 617.275114] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 617.280987] ? syscall_slow_exit_work+0x500/0x500 [ 617.285823] do_syscall_64+0x1b9/0x820 [ 617.289696] ? syscall_return_slowpath+0x5e0/0x5e0 [ 617.294614] ? syscall_return_slowpath+0x31d/0x5e0 [ 617.299545] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 617.304548] ? prepare_exit_to_usermode+0x291/0x3b0 [ 617.309551] ? perf_trace_sys_enter+0xb10/0xb10 [ 617.314206] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 617.319040] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 617.324223] RIP: 0033:0x455a79 [ 617.327394] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 617.346660] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 617.354356] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 617.361611] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 03:36:30 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$team(&(0x7f0000000080)='team\x00') ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f00000030c0)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f0000003c00)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000003bc0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='M\'\f%', @ANYRES16=r1, @ANYBLOB="075e00000000000000000100000008000100", @ANYRES32=r2, @ANYBLOB="3c00020038000100240001006c625f73746174735f726566726573685f696e74657276616c0000000000000041000300030000000800040000000000"], 0x58}, 0x1}, 0x0) 03:36:30 executing program 2 (fault-call:0 fault-nth:36): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 617.368865] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 617.376116] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 617.383368] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000023 03:36:30 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x72090000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:30 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x87, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 617.446437] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:36:30 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000004ab0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 617.489499] Unknown ioctl 4724 03:36:30 executing program 6: r0 = socket$inet6(0xa, 0x80002, 0x0) r1 = syz_open_dev$audion(&(0x7f0000000100)='/dev/audio#\x00', 0x9, 0x2000) syz_mount_image$jfs(&(0x7f0000000340)='jfs\x00', &(0x7f0000000380)='./file0/fil..\x00', 0xfffffffffffff800, 0x3, &(0x7f0000000580)=[{&(0x7f00000003c0)="df40a471c448609344aed738f74937ab3f7ffc06a60e904271275459b542d02f0fb615f5968342d4db3b1a9467", 0x2d, 0xfffffffffffffffd}, {&(0x7f0000000400)="7ede53d17ea7638e06a43abc2867484cf7154c5e12060425078e93dc0e0e679d974dffb6a39231c1d6e95a19d2d31cb3b4a95f9bd07f22b0faa05d83477cafa49fce18708a2c7aa52ec8cf92b54ad95d3dc6ff61fbd41f48c390df61f5646e40ff80", 0x62, 0x5827}, {&(0x7f0000000500)="2202cf5a420aee20b03fc423ec615eeac5d189767a4538138f7f40555fe1b0c890e1479d484b1fe1617135d7d68f703c182eff215930495c39a7e8333df967aedb6056656f780fb9719899da121451247c5c450c82c5a1f350ef5e8416fe4b9e5cf620cf1614d95e25d5005029", 0x6d, 0xffffffff}], 0x0, &(0x7f0000000480)={[{@integrity='integrity', 0x2c}]}) timerfd_settime(r1, 0x0, &(0x7f0000000200)={{0x0, 0x989680}}, &(0x7f0000000240)) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") syz_mount_image$vfat(&(0x7f00000000c0)='vfat\x00', &(0x7f00000001c0)='./file0/file0\x00', 0x0, 0x0, &(0x7f0000000180), 0xfffffffffffffffe, &(0x7f00000002c0)=ANY=[@ANYBLOB="646f733178664b1d7ac5792c7569643d2c64656275672c6572726f72733d72656d6f756e742d726f2c64656575672c04006f77657865632c644500000072642c636865636b3d737472696374"]) syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f00000004c0)='./file0\x00', 0xe000, 0x1, &(0x7f0000000040)=[{&(0x7f0000000080)="eb3c906d6b66732e666174000204010002000270f7f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) r2 = creat(&(0x7f0000000180)='./file0/fil..\x00', 0x0) unlink(&(0x7f0000000140)='./file0/fil..\x00') bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000640)={&(0x7f0000000600)='cpuset#:\x00', r2}, 0x10) 03:36:30 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x700}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 617.639726] Unknown ioctl 4724 [ 617.673658] FAULT_INJECTION: forcing a failure. [ 617.673658] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 617.685574] CPU: 0 PID: 4014 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 617.693879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 617.703220] Call Trace: [ 617.705808] dump_stack+0x1c9/0x2b4 [ 617.709431] ? dump_stack_print_info.cold.2+0x52/0x52 [ 617.714635] should_fail.cold.4+0xa/0x11 [ 617.718703] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 617.723804] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 617.729338] ? find_get_entry+0xa6d/0x1120 [ 617.733569] ? lock_downgrade+0x8f0/0x8f0 [ 617.737713] ? lock_release+0xa30/0xa30 [ 617.741687] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 617.747227] ? lock_acquire+0x1e4/0x540 [ 617.751197] ? fs_reclaim_acquire+0x20/0x20 [ 617.755512] ? lock_downgrade+0x8f0/0x8f0 [ 617.759656] ? check_same_owner+0x340/0x340 [ 617.763975] ? rcu_note_context_switch+0x730/0x730 [ 617.768903] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 617.773921] __alloc_pages_nodemask+0x36e/0xdb0 [ 617.778591] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 617.783621] ? trace_hardirqs_on+0x10/0x10 [ 617.787855] ? shmem_add_to_page_cache+0xd82/0x1440 [ 617.792866] ? lock_downgrade+0x8f0/0x8f0 [ 617.797011] ? kasan_check_read+0x11/0x20 [ 617.801152] ? do_raw_spin_unlock+0xa7/0x2f0 [ 617.805552] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 617.810221] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 617.815755] alloc_pages_vma+0xdd/0x540 [ 617.819729] shmem_alloc_page+0xa8/0x190 [ 617.823785] ? shmem_swapin+0x230/0x230 [ 617.827858] shmem_alloc_and_acct_page+0x1f1/0x820 [ 617.832787] ? shmem_getattr+0x2c0/0x2c0 [ 617.836845] ? do_raw_spin_unlock+0xa7/0x2f0 [ 617.841254] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 617.845839] ? kasan_check_write+0x14/0x20 [ 617.850086] shmem_getpage_gfp+0x6ea/0x3ec0 [ 617.854403] ? kasan_check_read+0x11/0x20 [ 617.858554] ? shmem_writepage+0x13a0/0x13a0 [ 617.863308] ? lock_acquire+0x1e4/0x540 [ 617.867276] ? cpuacct_charge+0x2eb/0x5d0 [ 617.871423] ? trace_hardirqs_on+0x10/0x10 [ 617.875653] ? lock_release+0xa30/0xa30 [ 617.879622] ? cgroup_rstat_updated+0xe6/0x470 [ 617.884207] ? trace_hardirqs_on+0x10/0x10 [ 617.888439] ? trace_hardirqs_on+0x10/0x10 [ 617.892704] ? cpuacct_charge+0x30a/0x5d0 [ 617.896848] ? cgroup_rstat_updated+0xe6/0x470 [ 617.901433] ? trace_hardirqs_on+0x10/0x10 [ 617.905669] ? trace_hardirqs_on+0x10/0x10 [ 617.909903] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 617.915438] ? page_mapping+0x44f/0x5e0 [ 617.919424] ? shmem_parse_options.cold.55+0x4e/0x4e [ 617.924525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 617.930065] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 617.935513] ? do_writepages+0x1a0/0x1a0 [ 617.939575] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 617.944590] ? trace_hardirqs_on+0x10/0x10 [ 617.948824] ? do_writepages+0x1a0/0x1a0 [ 617.952884] ? set_page_dirty+0x36f/0x6f0 [ 617.957027] ? __writepage+0xe0/0xe0 [ 617.960743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 617.966295] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 617.972003] ? lock_acquire+0x1e4/0x540 [ 617.975973] ? is_bpf_text_address+0xae/0x170 [ 617.980464] ? lock_downgrade+0x8f0/0x8f0 [ 617.984612] ? balance_dirty_pages+0x37b0/0x37b0 [ 617.989367] ? unlock_page+0x1d1/0x2c0 [ 617.993255] ? wake_up_page_bit+0x5b0/0x5b0 [ 617.997576] ? trace_hardirqs_on+0x10/0x10 [ 618.001816] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 618.007369] ? shmem_write_end+0x374/0x9a0 [ 618.011605] ? shmem_unused_huge_scan+0x180/0x180 [ 618.016445] ? current_time+0x72/0x1b0 [ 618.020331] ? lock_downgrade+0x8f0/0x8f0 [ 618.024482] ? kasan_check_read+0x11/0x20 [ 618.028628] ? memcpy+0x45/0x50 [ 618.031919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 618.037463] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 618.042473] ? iov_iter_advance+0x2ec/0x14e0 [ 618.046869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 618.052402] ? iov_iter_fault_in_readable+0x23d/0x460 [ 618.057579] ? copy_page_from_iter+0x890/0x890 [ 618.062149] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 618.067158] shmem_write_begin+0x10a/0x1e0 [ 618.071384] generic_perform_write+0x3ae/0x6c0 [ 618.075962] ? add_page_wait_queue+0x2c0/0x2c0 [ 618.080534] ? current_time+0x1b0/0x1b0 [ 618.084504] ? down_write+0x8f/0x130 [ 618.088210] __generic_file_write_iter+0x26e/0x630 [ 618.093140] generic_file_write_iter+0x438/0x870 [ 618.097887] ? __generic_file_write_iter+0x630/0x630 [ 618.102978] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 618.108501] ? iov_iter_init+0xc9/0x1f0 [ 618.112463] __vfs_write+0x6af/0x9d0 [ 618.116163] ? kernel_read+0x120/0x120 [ 618.120046] ? lock_release+0xa30/0xa30 [ 618.124005] ? check_same_owner+0x340/0x340 [ 618.128329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 618.133852] ? __sb_start_write+0x17f/0x300 [ 618.138162] vfs_write+0x1fc/0x560 [ 618.141690] kernel_write+0xab/0x120 [ 618.145393] big_key_preparse+0x41b/0x660 [ 618.149529] ? big_key_alloc_buffer+0x380/0x380 [ 618.154190] ? big_key_alloc_buffer+0x380/0x380 [ 618.158844] key_create_or_update+0x583/0x1120 [ 618.163414] ? key_type_lookup+0xd0/0xd0 [ 618.167463] ? join_session_keyring+0x340/0x340 [ 618.172134] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 618.177658] __x64_sys_add_key+0x3cf/0x4e0 [ 618.181884] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 618.187754] ? syscall_slow_exit_work+0x500/0x500 [ 618.192589] do_syscall_64+0x1b9/0x820 [ 618.196461] ? finish_task_switch+0x1d3/0x870 [ 618.200942] ? syscall_return_slowpath+0x5e0/0x5e0 [ 618.205874] ? syscall_return_slowpath+0x31d/0x5e0 [ 618.210804] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 618.215810] ? prepare_exit_to_usermode+0x291/0x3b0 [ 618.220817] ? perf_trace_sys_enter+0xb10/0xb10 [ 618.225474] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 618.230323] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 618.235498] RIP: 0033:0x455a79 [ 618.238667] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 618.257951] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 618.265647] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 03:36:31 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0xfdfdffff00000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:31 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={&(0x7f0000002ff4)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="300000001a00010000000000000000000a000000", @ANYRES32=0x0, @ANYBLOB="000000001400020000000000000000000000ffffac1414bbf1b944de42d0c623bbfd04d4d10f156101360ba11d54cb289d00000000000000000000"], 0x30}, 0x1}, 0x0) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000040)=0xf222, 0x4) [ 618.272902] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 618.280157] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 618.287422] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 618.294688] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000024 03:36:31 executing program 2 (fault-call:0 fault-nth:37): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:31 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f804a500000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 618.345100] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:36:31 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xffffff7f00000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:31 executing program 3: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000f56000)={0x4, 0x0, &(0x7f0000000180)={&(0x7f00000001c0)=ANY=[@ANYBLOB="020300030c0000000000002000000000020009000b0000000000f9ff00000000030006000000000402000000e0000054d81458186fe8b90002000100000000000000020700000000030005000000000002000000e0000001000000a0d9979aac4e66c4fa7c2a6ec45f1d526e0ab0a48f2626a8d0c3a8297bbadd79010ae67999fa005fa84b76adaca19e170e91706c51f3dfee04394544dac71728b770b350157ee4118c7942e7b0d0d11472c9340c6ea7241b42000000"], 0x60}, 0x1}, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x280, 0x0) fsetxattr(r1, &(0x7f0000000000)=@known='security.ima\x00', &(0x7f0000000040)='/dev/sequencer\x00', 0xf, 0x2) [ 618.468618] FAULT_INJECTION: forcing a failure. [ 618.468618] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 618.480779] CPU: 0 PID: 4034 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 618.489105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 618.498458] Call Trace: [ 618.501053] dump_stack+0x1c9/0x2b4 [ 618.504686] ? dump_stack_print_info.cold.2+0x52/0x52 [ 618.509878] ? perf_trace_lock+0xde/0x920 [ 618.514038] should_fail.cold.4+0xa/0x11 [ 618.518108] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 618.523218] ? find_get_entry+0xa6d/0x1120 [ 618.527467] ? lock_downgrade+0x8f0/0x8f0 [ 618.531620] ? lock_release+0xa30/0xa30 [ 618.535608] ? lock_acquire+0x1e4/0x540 [ 618.539587] ? fs_reclaim_acquire+0x20/0x20 [ 618.543907] ? lock_downgrade+0x8f0/0x8f0 [ 618.548063] ? check_same_owner+0x340/0x340 [ 618.552385] ? rcu_note_context_switch+0x730/0x730 [ 618.557320] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 618.562342] __alloc_pages_nodemask+0x36e/0xdb0 [ 618.567018] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 618.572050] ? trace_hardirqs_on+0x10/0x10 [ 618.576293] ? shmem_add_to_page_cache+0xd82/0x1440 [ 618.581311] ? lock_downgrade+0x8f0/0x8f0 [ 618.585463] ? kasan_check_read+0x11/0x20 [ 618.589609] ? do_raw_spin_unlock+0xa7/0x2f0 [ 618.594061] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 618.598647] ? perf_trace_lock+0xde/0x920 [ 618.602802] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 618.608343] alloc_pages_vma+0xdd/0x540 [ 618.612327] shmem_alloc_page+0xa8/0x190 [ 618.616390] ? shmem_swapin+0x230/0x230 [ 618.620386] shmem_alloc_and_acct_page+0x1f1/0x820 [ 618.625320] ? shmem_getattr+0x2c0/0x2c0 [ 618.629401] ? do_raw_spin_unlock+0xa7/0x2f0 [ 618.633817] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 618.638407] ? kasan_check_write+0x14/0x20 [ 618.642652] shmem_getpage_gfp+0x6ea/0x3ec0 [ 618.646997] ? shmem_writepage+0x13a0/0x13a0 [ 618.651412] ? cpuacct_charge+0x2eb/0x5d0 [ 618.655585] ? trace_hardirqs_on+0x10/0x10 [ 618.659829] ? trace_hardirqs_on+0x10/0x10 [ 618.664069] ? trace_hardirqs_on+0x10/0x10 [ 618.668302] ? cpuacct_charge+0x30a/0x5d0 [ 618.672453] ? perf_trace_lock+0xde/0x920 [ 618.676605] ? trace_hardirqs_on+0x10/0x10 [ 618.680842] ? zap_class+0x740/0x740 [ 618.684559] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 618.690100] ? page_mapping+0x44f/0x5e0 [ 618.694092] ? shmem_parse_options.cold.55+0x4e/0x4e [ 618.699227] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 618.704767] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 618.710220] ? do_writepages+0x1a0/0x1a0 [ 618.714283] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 618.719301] ? perf_trace_lock+0xde/0x920 [ 618.723979] ? perf_trace_lock+0xde/0x920 [ 618.728141] ? do_writepages+0x1a0/0x1a0 [ 618.732202] ? set_page_dirty+0x36f/0x6f0 [ 618.736352] ? __writepage+0xe0/0xe0 [ 618.740071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 618.745610] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 618.751326] ? lock_acquire+0x1e4/0x540 [ 618.755301] ? is_bpf_text_address+0xae/0x170 [ 618.759800] ? lock_downgrade+0x8f0/0x8f0 [ 618.763949] ? balance_dirty_pages+0x37b0/0x37b0 [ 618.768708] ? unlock_page+0x1d1/0x2c0 [ 618.772600] ? wake_up_page_bit+0x5b0/0x5b0 [ 618.776925] ? trace_hardirqs_on+0x10/0x10 [ 618.781167] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 618.786706] ? shmem_write_end+0x374/0x9a0 [ 618.790948] ? shmem_unused_huge_scan+0x180/0x180 [ 618.795799] ? current_time+0x72/0x1b0 [ 618.799688] ? lock_downgrade+0x8f0/0x8f0 [ 618.803840] ? kasan_check_read+0x11/0x20 [ 618.807994] ? memcpy+0x45/0x50 [ 618.811279] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 618.816822] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 618.821841] ? iov_iter_advance+0x2ec/0x14e0 [ 618.826277] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 618.831812] ? iov_iter_fault_in_readable+0x23d/0x460 [ 618.837014] ? copy_page_from_iter+0x890/0x890 [ 618.841599] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 618.846619] shmem_write_begin+0x10a/0x1e0 [ 618.850861] generic_perform_write+0x3ae/0x6c0 [ 618.855453] ? add_page_wait_queue+0x2c0/0x2c0 [ 618.860042] ? current_time+0x1b0/0x1b0 [ 618.864023] ? down_write+0x8f/0x130 [ 618.867742] __generic_file_write_iter+0x26e/0x630 [ 618.872678] generic_file_write_iter+0x438/0x870 [ 618.877443] ? __generic_file_write_iter+0x630/0x630 [ 618.882550] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 618.888088] ? iov_iter_init+0xc9/0x1f0 [ 618.892071] __vfs_write+0x6af/0x9d0 [ 618.895786] ? kernel_read+0x120/0x120 [ 618.899676] ? lock_release+0xa30/0xa30 [ 618.903647] ? check_same_owner+0x340/0x340 [ 618.907987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 618.913526] ? __sb_start_write+0x17f/0x300 [ 618.917853] vfs_write+0x1fc/0x560 [ 618.921397] kernel_write+0xab/0x120 [ 618.925113] big_key_preparse+0x41b/0x660 [ 618.929266] ? big_key_alloc_buffer+0x380/0x380 [ 618.933938] ? big_key_alloc_buffer+0x380/0x380 [ 618.938612] key_create_or_update+0x583/0x1120 [ 618.943195] ? key_type_lookup+0xd0/0xd0 [ 618.947257] ? join_session_keyring+0x340/0x340 [ 618.951943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 618.957490] __x64_sys_add_key+0x3cf/0x4e0 [ 618.961732] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 618.967630] do_syscall_64+0x1b9/0x820 [ 618.971520] ? finish_task_switch+0x1d3/0x870 [ 618.976019] ? syscall_return_slowpath+0x5e0/0x5e0 [ 618.980950] ? syscall_return_slowpath+0x31d/0x5e0 [ 618.985885] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 618.990903] ? prepare_exit_to_usermode+0x291/0x3b0 [ 618.995923] ? perf_trace_sys_enter+0xb10/0xb10 [ 619.000591] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 619.005438] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 619.010623] RIP: 0033:0x455a79 [ 619.013827] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 619.033147] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 619.040863] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 619.048135] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 619.055407] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 619.062676] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 619.069946] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000025 03:36:32 executing program 2 (fault-call:0 fault-nth:38): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:32 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0xea, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:32 executing program 6: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000240)='/dev/zero\x00', 0x200, 0x0) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000340)=0xff, 0x4) r1 = socket$inet6(0xa, 0x80000, 0xfffffffffffffffe) ioctl(r1, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$inet6_udplite(0xa, 0x2, 0x88) io_setup(0x3, &(0x7f00000001c0)=0x0) io_getevents(r4, 0x0, 0x0, &(0x7f0000000240), &(0x7f0000000000)={0x77359400}) close(r3) r5 = socket$key(0xf, 0x3, 0x2) io_submit(r4, 0x1400, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r2, &(0x7f0000000140), 0xf000000}]) ioctl$sock_FIOGETOWN(r2, 0x8903, &(0x7f0000000040)=0x0) r7 = syz_open_dev$adsp(&(0x7f0000000100)='/dev/adsp#\x00', 0x5, 0x400040) getsockopt$inet6_mreq(r1, 0x29, 0x1b, &(0x7f0000001700)={@local, 0x0}, &(0x7f0000001740)=0x14) getresuid(&(0x7f0000001780)=0x0, &(0x7f00000017c0), &(0x7f0000001800)) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r7, 0xc0505350, &(0x7f00000002c0)={{0x10000, 0x2}, {0x9, 0xc49}, 0x1, 0x1, 0xd3}) sendmsg$nl_xfrm(r7, &(0x7f0000001900)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000018c0)={&(0x7f0000001840)=@getpolicy={0x74, 0x15, 0xd0c, 0x70bd2b, 0x25dfdbfc, {{@in=@dev={0xac, 0x14, 0x14, 0xf}, @in=@broadcast=0xffffffff, 0x4e20, 0x6, 0x4e21, 0x2ad6, 0x0, 0x20, 0x80, 0x32, r8, r9}, 0x6e6bbf, 0x1}, [@encap={0x1c, 0x4, {0x0, 0x4e22, 0x4e23, @in=@loopback=0x7f000001}}, @ipv6_hthresh={0x8, 0x4, {0x28, 0x5f}}]}, 0x74}, 0x1, 0x0, 0x0, 0x80}, 0x4008010) r10 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x20000, 0x0) setsockopt$sock_attach_bpf(r5, 0x1, 0x32, &(0x7f0000000140)=r10, 0x4) ptrace$setopts(0x4206, r6, 0x101, 0x100008) 03:36:32 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8002000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 619.235682] FAT-fs (loop5): count of clusters too big (10814462) [ 619.241951] FAT-fs (loop5): Can't find a valid FAT filesystem [ 619.271477] FAT-fs (loop5): count of clusters too big (10814462) [ 619.277754] FAT-fs (loop5): Can't find a valid FAT filesystem [ 619.341561] Unknown ioctl 4724 [ 619.362764] FAULT_INJECTION: forcing a failure. [ 619.362764] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 619.374855] CPU: 0 PID: 4058 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 619.383174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 619.392531] Call Trace: [ 619.395126] dump_stack+0x1c9/0x2b4 [ 619.398755] ? dump_stack_print_info.cold.2+0x52/0x52 [ 619.403955] should_fail.cold.4+0xa/0x11 [ 619.408020] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 619.413129] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 619.418668] ? find_get_entry+0xa6d/0x1120 [ 619.422903] ? lock_downgrade+0x8f0/0x8f0 [ 619.427080] ? lock_release+0xa30/0xa30 [ 619.431062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 619.436603] ? lock_acquire+0x1e4/0x540 [ 619.440579] ? fs_reclaim_acquire+0x20/0x20 [ 619.444899] ? lock_downgrade+0x8f0/0x8f0 [ 619.449056] ? check_same_owner+0x340/0x340 [ 619.453378] ? rcu_note_context_switch+0x730/0x730 [ 619.458307] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 619.463329] __alloc_pages_nodemask+0x36e/0xdb0 [ 619.468002] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 619.473025] ? trace_hardirqs_on+0x10/0x10 [ 619.477288] ? shmem_add_to_page_cache+0xd82/0x1440 [ 619.482318] ? lock_downgrade+0x8f0/0x8f0 [ 619.486478] ? kasan_check_read+0x11/0x20 [ 619.490626] ? do_raw_spin_unlock+0xa7/0x2f0 [ 619.495032] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 619.499644] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 619.505184] alloc_pages_vma+0xdd/0x540 [ 619.509159] shmem_alloc_page+0xa8/0x190 [ 619.513222] ? shmem_swapin+0x230/0x230 [ 619.517216] shmem_alloc_and_acct_page+0x1f1/0x820 [ 619.517844] Unknown ioctl 4724 [ 619.522153] ? shmem_getattr+0x2c0/0x2c0 [ 619.522167] ? do_raw_spin_unlock+0xa7/0x2f0 [ 619.522179] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 619.522201] ? kasan_check_write+0x14/0x20 [ 619.542611] shmem_getpage_gfp+0x6ea/0x3ec0 [ 619.546951] ? shmem_writepage+0x13a0/0x13a0 [ 619.551360] ? cpuacct_charge+0x2eb/0x5d0 [ 619.555510] ? trace_hardirqs_on+0x10/0x10 [ 619.559744] ? lock_release+0xa30/0xa30 [ 619.563746] ? trace_hardirqs_on+0x10/0x10 [ 619.567998] ? trace_hardirqs_on+0x10/0x10 [ 619.572231] ? cpuacct_charge+0x30a/0x5d0 [ 619.576377] ? cgroup_rstat_updated+0xe6/0x470 [ 619.580959] ? trace_hardirqs_on+0x10/0x10 [ 619.585191] ? trace_hardirqs_on+0x10/0x10 [ 619.589425] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 619.594960] ? page_mapping+0x44f/0x5e0 [ 619.598941] ? shmem_parse_options.cold.55+0x4e/0x4e [ 619.604047] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 619.609585] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 619.615035] ? do_writepages+0x1a0/0x1a0 [ 619.619100] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 619.624122] ? trace_hardirqs_on+0x10/0x10 [ 619.628361] ? do_writepages+0x1a0/0x1a0 [ 619.632421] ? set_page_dirty+0x36f/0x6f0 [ 619.636572] ? __writepage+0xe0/0xe0 [ 619.640287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 619.645826] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 619.651534] ? lock_acquire+0x1e4/0x540 [ 619.655503] ? is_bpf_text_address+0xae/0x170 [ 619.659995] ? lock_downgrade+0x8f0/0x8f0 [ 619.664818] ? balance_dirty_pages+0x37b0/0x37b0 [ 619.669574] ? unlock_page+0x1d1/0x2c0 [ 619.673458] ? wake_up_page_bit+0x5b0/0x5b0 [ 619.677781] ? trace_hardirqs_on+0x10/0x10 [ 619.682021] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 619.687557] ? shmem_write_end+0x374/0x9a0 [ 619.691793] ? shmem_unused_huge_scan+0x180/0x180 [ 619.696637] ? current_time+0x72/0x1b0 [ 619.700521] ? lock_downgrade+0x8f0/0x8f0 [ 619.704670] ? kasan_check_read+0x11/0x20 [ 619.708834] ? memcpy+0x45/0x50 [ 619.712113] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 619.717651] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 619.722670] ? iov_iter_advance+0x2ec/0x14e0 [ 619.727081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 619.732615] ? iov_iter_fault_in_readable+0x23d/0x460 [ 619.737805] ? copy_page_from_iter+0x890/0x890 [ 619.742388] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 619.747409] shmem_write_begin+0x10a/0x1e0 [ 619.751652] generic_perform_write+0x3ae/0x6c0 [ 619.756240] ? add_page_wait_queue+0x2c0/0x2c0 [ 619.760823] ? current_time+0x1b0/0x1b0 [ 619.764798] ? down_write+0x8f/0x130 [ 619.768532] __generic_file_write_iter+0x26e/0x630 [ 619.773462] generic_file_write_iter+0x438/0x870 [ 619.778223] ? __generic_file_write_iter+0x630/0x630 [ 619.783331] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 619.788884] ? iov_iter_init+0xc9/0x1f0 [ 619.792870] __vfs_write+0x6af/0x9d0 [ 619.796587] ? kernel_read+0x120/0x120 [ 619.800474] ? lock_release+0xa30/0xa30 [ 619.804442] ? check_same_owner+0x340/0x340 [ 619.808772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 619.814306] ? __sb_start_write+0x17f/0x300 [ 619.818625] vfs_write+0x1fc/0x560 [ 619.822167] kernel_write+0xab/0x120 [ 619.825892] big_key_preparse+0x41b/0x660 [ 619.830042] ? big_key_alloc_buffer+0x380/0x380 [ 619.834716] ? big_key_alloc_buffer+0x380/0x380 [ 619.839382] key_create_or_update+0x583/0x1120 [ 619.843967] ? key_type_lookup+0xd0/0xd0 [ 619.848025] ? join_session_keyring+0x340/0x340 [ 619.852707] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 619.858261] __x64_sys_add_key+0x3cf/0x4e0 [ 619.862495] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 619.868385] do_syscall_64+0x1b9/0x820 [ 619.872278] ? syscall_slow_exit_work+0x500/0x500 [ 619.877121] ? syscall_return_slowpath+0x5e0/0x5e0 [ 619.882052] ? syscall_return_slowpath+0x31d/0x5e0 [ 619.886983] ? prepare_exit_to_usermode+0x291/0x3b0 [ 619.891997] ? perf_trace_sys_enter+0xb10/0xb10 [ 619.896665] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 619.901510] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 619.906693] RIP: 0033:0x455a79 [ 619.909871] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 619.929158] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 619.936899] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 619.944168] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 619.951436] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 03:36:33 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0xfdfdffff]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:33 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x7}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:33 executing program 2 (fault-call:0 fault-nth:39): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 619.958700] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 619.965969] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000026 03:36:33 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xffffff7f, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:33 executing program 3: r0 = socket$pppoe(0x18, 0x1, 0x0) connect$pppoe(r0, &(0x7f0000000080)={0x18, 0x0, {0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, 'lo\x00'}}, 0x1e) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x80000) ioctl$PPPIOCGCHAN(r0, 0x80047437, &(0x7f0000000000)) [ 620.249267] FAT-fs (loop5): count of clusters too big (2097150) [ 620.255455] FAT-fs (loop5): Can't find a valid FAT filesystem [ 620.280321] FAULT_INJECTION: forcing a failure. [ 620.280321] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 620.292307] CPU: 1 PID: 4084 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 620.300636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 620.310062] Call Trace: [ 620.312673] dump_stack+0x1c9/0x2b4 [ 620.316319] ? dump_stack_print_info.cold.2+0x52/0x52 [ 620.321533] ? perf_trace_lock+0xde/0x920 [ 620.325702] should_fail.cold.4+0xa/0x11 [ 620.329791] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 620.334916] ? find_get_entry+0xa6d/0x1120 [ 620.339164] ? lock_downgrade+0x8f0/0x8f0 [ 620.343378] ? lock_release+0xa30/0xa30 [ 620.347383] ? lock_acquire+0x1e4/0x540 [ 620.351373] ? fs_reclaim_acquire+0x20/0x20 [ 620.355709] ? lock_downgrade+0x8f0/0x8f0 [ 620.359873] ? check_same_owner+0x340/0x340 [ 620.364203] ? rcu_note_context_switch+0x730/0x730 [ 620.369140] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 620.374170] __alloc_pages_nodemask+0x36e/0xdb0 [ 620.378849] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 620.383878] ? trace_hardirqs_on+0x10/0x10 [ 620.388128] ? shmem_add_to_page_cache+0xd82/0x1440 [ 620.393155] ? lock_downgrade+0x8f0/0x8f0 [ 620.397317] ? kasan_check_read+0x11/0x20 [ 620.401475] ? do_raw_spin_unlock+0xa7/0x2f0 [ 620.405896] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 620.410492] ? perf_trace_lock+0xde/0x920 [ 620.414670] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 620.420220] alloc_pages_vma+0xdd/0x540 [ 620.424208] shmem_alloc_page+0xa8/0x190 [ 620.428274] ? shmem_swapin+0x230/0x230 [ 620.432277] shmem_alloc_and_acct_page+0x1f1/0x820 [ 620.437222] ? shmem_getattr+0x2c0/0x2c0 [ 620.441292] ? do_raw_spin_unlock+0xa7/0x2f0 [ 620.445709] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 620.450300] ? kasan_check_write+0x14/0x20 [ 620.454553] shmem_getpage_gfp+0x6ea/0x3ec0 [ 620.458897] ? shmem_writepage+0x13a0/0x13a0 [ 620.463316] ? cpuacct_charge+0x2eb/0x5d0 [ 620.467479] ? trace_hardirqs_on+0x10/0x10 [ 620.471729] ? trace_hardirqs_on+0x10/0x10 [ 620.475973] ? trace_hardirqs_on+0x10/0x10 [ 620.480215] ? cpuacct_charge+0x30a/0x5d0 [ 620.484378] ? perf_trace_lock+0xde/0x920 [ 620.488536] ? trace_hardirqs_on+0x10/0x10 [ 620.492788] ? zap_class+0x740/0x740 [ 620.497076] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 620.502627] ? page_mapping+0x44f/0x5e0 [ 620.506614] ? shmem_parse_options.cold.55+0x4e/0x4e [ 620.511733] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 620.517287] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 620.522750] ? do_writepages+0x1a0/0x1a0 [ 620.526828] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 620.531855] ? perf_trace_lock+0xde/0x920 [ 620.536014] ? perf_trace_lock+0xde/0x920 [ 620.540174] ? do_writepages+0x1a0/0x1a0 [ 620.544245] ? set_page_dirty+0x36f/0x6f0 [ 620.548403] ? __writepage+0xe0/0xe0 [ 620.552125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 620.557673] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 620.563400] ? lock_acquire+0x1e4/0x540 [ 620.567380] ? is_bpf_text_address+0xae/0x170 [ 620.571884] ? lock_downgrade+0x8f0/0x8f0 [ 620.576045] ? balance_dirty_pages+0x37b0/0x37b0 [ 620.580812] ? unlock_page+0x1d1/0x2c0 [ 620.584707] ? wake_up_page_bit+0x5b0/0x5b0 [ 620.589042] ? trace_hardirqs_on+0x10/0x10 [ 620.593293] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 620.598844] ? shmem_write_end+0x374/0x9a0 [ 620.603121] ? shmem_unused_huge_scan+0x180/0x180 [ 620.607974] ? current_time+0x72/0x1b0 [ 620.611872] ? lock_downgrade+0x8f0/0x8f0 [ 620.616028] ? kasan_check_read+0x11/0x20 [ 620.620188] ? memcpy+0x45/0x50 [ 620.623473] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 620.629011] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 620.634057] ? iov_iter_advance+0x2ec/0x14e0 [ 620.638471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 620.644006] ? iov_iter_fault_in_readable+0x23d/0x460 [ 620.649196] ? copy_page_from_iter+0x890/0x890 [ 620.653778] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 620.658800] shmem_write_begin+0x10a/0x1e0 [ 620.663044] generic_perform_write+0x3ae/0x6c0 [ 620.667636] ? add_page_wait_queue+0x2c0/0x2c0 [ 620.672243] ? current_time+0x1b0/0x1b0 [ 620.676222] ? down_write+0x8f/0x130 [ 620.679945] __generic_file_write_iter+0x26e/0x630 [ 620.684882] generic_file_write_iter+0x438/0x870 [ 620.689649] ? __generic_file_write_iter+0x630/0x630 [ 620.694758] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 620.700298] ? iov_iter_init+0xc9/0x1f0 [ 620.704276] __vfs_write+0x6af/0x9d0 [ 620.707995] ? kernel_read+0x120/0x120 [ 620.711884] ? lock_release+0xa30/0xa30 [ 620.715858] ? check_same_owner+0x340/0x340 [ 620.720193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 620.725731] ? __sb_start_write+0x17f/0x300 [ 620.730055] vfs_write+0x1fc/0x560 [ 620.733600] kernel_write+0xab/0x120 [ 620.737323] big_key_preparse+0x41b/0x660 [ 620.741474] ? big_key_alloc_buffer+0x380/0x380 [ 620.746151] ? big_key_alloc_buffer+0x380/0x380 [ 620.750822] key_create_or_update+0x583/0x1120 [ 620.755407] ? key_type_lookup+0xd0/0xd0 [ 620.759470] ? join_session_keyring+0x340/0x340 [ 620.764155] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 620.769697] __x64_sys_add_key+0x3cf/0x4e0 [ 620.773938] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 620.779833] do_syscall_64+0x1b9/0x820 [ 620.783720] ? finish_task_switch+0x1d3/0x870 [ 620.788219] ? syscall_return_slowpath+0x5e0/0x5e0 [ 620.793152] ? syscall_return_slowpath+0x31d/0x5e0 [ 620.798085] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 620.803104] ? prepare_exit_to_usermode+0x291/0x3b0 [ 620.808122] ? perf_trace_sys_enter+0xb10/0xb10 [ 620.812793] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 620.817651] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 620.822845] RIP: 0033:0x455a79 [ 620.826032] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 03:36:33 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f804a900000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:34 executing program 2 (fault-call:0 fault-nth:40): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 620.845356] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 620.853079] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 620.860336] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 620.867588] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 620.874841] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 620.882093] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000027 03:36:34 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x17f, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:34 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$netlink(0x10, 0x3, 0x8000000004) recvmsg(r1, &(0x7f0000002a40)={&(0x7f0000002980)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f0000002a00)}, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x8900, 0x0) ioctl$VHOST_SET_MEM_TABLE(r2, 0x4008af03, &(0x7f0000000800)={0xa, 0x0, [{0xf000, 0xe0, &(0x7f0000000040)=""/224}, {0x100000, 0xf2, &(0x7f0000000340)=""/242}, {0x11000, 0xfb, &(0x7f0000000440)=""/251}, {0xf000, 0xb6, &(0x7f0000000540)=""/182}, {0x0, 0x31, &(0x7f00000001c0)=""/49}, {0xd000, 0xb, &(0x7f0000000200)=""/11}, {0x6000, 0x37, &(0x7f0000000600)=""/55}, {0x100000, 0xaf, &(0x7f0000000640)=""/175}, {0x2, 0x71, &(0x7f0000000700)=""/113}, {0x1f000, 0x48, &(0x7f0000000780)=""/72}]}) sendmsg$IPVS_CMD_GET_DAEMON(r1, &(0x7f0000000300)={&(0x7f0000000240)={0x10}, 0xc, &(0x7f00000002c0)={&(0x7f00000006c0)=ANY=[]}, 0x1}, 0x0) writev(r1, &(0x7f0000e11ff0)=[{&(0x7f0000000140)="580000001300add427323b470c458c5602067fffffff81004e220000ac1414aa0b4824ca945f64009400050028925aa80000000000000080000efffeffe809000000fff5dd00000010000100090a1000410400000000fcff", 0x58}], 0x1) r3 = request_key(&(0x7f0000000980)='id_resolver\x00', &(0x7f00000009c0)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000a00)='selinux-ppp1\x00', 0xfffffffffffffffe) keyctl$setperm(0x5, r3, 0xffffffff) openat$autofs(0xffffffffffffff9c, &(0x7f0000000a40)='/dev/autofs\x00', 0x24000, 0x0) 03:36:34 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8930000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 620.911687] FAT-fs (loop5): count of clusters too big (11076606) [ 620.918108] FAT-fs (loop5): Can't find a valid FAT filesystem [ 620.943367] FAT-fs (loop5): count of clusters too big (11076606) [ 620.949671] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:34 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x4800, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 621.108316] FAULT_INJECTION: forcing a failure. [ 621.108316] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 621.120345] CPU: 1 PID: 4109 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 621.128666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 621.138019] Call Trace: [ 621.140620] dump_stack+0x1c9/0x2b4 [ 621.144252] ? dump_stack_print_info.cold.2+0x52/0x52 [ 621.149447] ? perf_trace_lock+0xde/0x920 [ 621.153605] should_fail.cold.4+0xa/0x11 [ 621.157673] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 621.162776] ? find_get_entry+0xa6d/0x1120 [ 621.167014] ? lock_downgrade+0x8f0/0x8f0 [ 621.170564] Unknown ioctl 4724 [ 621.171167] ? lock_release+0xa30/0xa30 [ 621.171191] ? lock_acquire+0x1e4/0x540 [ 621.182301] ? fs_reclaim_acquire+0x20/0x20 [ 621.186627] ? lock_downgrade+0x8f0/0x8f0 [ 621.190777] ? check_same_owner+0x340/0x340 [ 621.195097] ? rcu_note_context_switch+0x730/0x730 [ 621.200026] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 621.205049] __alloc_pages_nodemask+0x36e/0xdb0 [ 621.209725] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 621.214774] ? trace_hardirqs_on+0x10/0x10 [ 621.219017] ? shmem_add_to_page_cache+0xd82/0x1440 [ 621.224035] ? lock_downgrade+0x8f0/0x8f0 [ 621.228189] ? kasan_check_read+0x11/0x20 [ 621.232334] ? do_raw_spin_unlock+0xa7/0x2f0 [ 621.236743] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 621.241333] ? perf_trace_lock+0xde/0x920 [ 621.245497] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 621.251041] alloc_pages_vma+0xdd/0x540 [ 621.255022] shmem_alloc_page+0xa8/0x190 [ 621.259082] ? shmem_swapin+0x230/0x230 [ 621.263072] shmem_alloc_and_acct_page+0x1f1/0x820 [ 621.268009] ? shmem_getattr+0x2c0/0x2c0 [ 621.272076] ? do_raw_spin_unlock+0xa7/0x2f0 [ 621.276488] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 621.281077] ? kasan_check_write+0x14/0x20 [ 621.285318] shmem_getpage_gfp+0x6ea/0x3ec0 [ 621.289661] ? shmem_writepage+0x13a0/0x13a0 [ 621.294076] ? update_curr+0x4c8/0xc00 [ 621.297963] ? lock_downgrade+0x8f0/0x8f0 [ 621.302135] ? trace_hardirqs_on+0x10/0x10 [ 621.306374] ? cgroup_rstat_updated+0xe6/0x470 [ 621.310959] ? trace_hardirqs_on+0x10/0x10 [ 621.315194] ? trace_hardirqs_on+0x10/0x10 [ 621.319431] ? update_curr+0x4e7/0xc00 [ 621.323320] ? cpuacct_charge+0x30a/0x5d0 [ 621.327470] ? perf_trace_lock+0xde/0x920 [ 621.331620] ? trace_hardirqs_on+0x10/0x10 [ 621.335860] ? zap_class+0x740/0x740 [ 621.339601] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 621.345143] ? page_mapping+0x44f/0x5e0 [ 621.349120] ? shmem_parse_options.cold.55+0x4e/0x4e [ 621.354232] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 621.359778] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 621.365231] ? do_writepages+0x1a0/0x1a0 [ 621.369303] ? inode_switch_wbs_work_fn+0x1ef0/0x1ef0 [ 621.374492] ? perf_trace_lock+0xde/0x920 [ 621.378642] ? perf_trace_lock+0xde/0x920 [ 621.382793] ? do_writepages+0x1a0/0x1a0 [ 621.386851] ? set_page_dirty+0x36f/0x6f0 [ 621.391001] ? __writepage+0xe0/0xe0 [ 621.394715] ? lock_downgrade+0x8f0/0x8f0 [ 621.398865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 621.404407] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 03:36:34 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_IRQ_LINE(r1, 0x4010ae67, &(0x7f00000001c0)={0x0, 0x5}) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x0, 0xfffefffffffffffd}) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='net/tcp\x00') write$eventfd(r2, &(0x7f00000000c0)=0x6, 0x8) ioctl$KVM_UNREGISTER_COALESCED_MMIO(r1, 0x4010ae68, &(0x7f0000000200)) [ 621.410120] ? kasan_check_read+0x11/0x20 [ 621.414274] ? do_raw_spin_unlock+0xa7/0x2f0 [ 621.418684] ? balance_dirty_pages+0x37b0/0x37b0 [ 621.423440] ? unlock_page+0x1d1/0x2c0 [ 621.427327] ? wake_up_page_bit+0x5b0/0x5b0 [ 621.431652] ? do_raw_spin_lock+0xc1/0x200 [ 621.435892] ? _raw_spin_unlock+0x22/0x30 [ 621.440047] ? __mark_inode_dirty+0x495/0x1550 [ 621.444642] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 621.450186] ? shmem_write_end+0x374/0x9a0 [ 621.454431] ? shmem_unused_huge_scan+0x180/0x180 [ 621.459287] ? current_time+0x72/0x1b0 [ 621.463189] ? lock_downgrade+0x8f0/0x8f0 [ 621.467345] ? kasan_check_read+0x11/0x20 [ 621.471499] ? memcpy+0x45/0x50 [ 621.473941] Unknown ioctl 4724 [ 621.474784] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 621.474799] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 621.474816] ? iov_iter_advance+0x2ec/0x14e0 [ 621.474832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 621.474843] ? iov_iter_fault_in_readable+0x23d/0x460 [ 621.474859] ? copy_page_from_iter+0x890/0x890 [ 621.508259] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 621.513294] shmem_write_begin+0x10a/0x1e0 [ 621.517544] generic_perform_write+0x3ae/0x6c0 [ 621.522136] ? generic_update_time+0x26a/0x450 [ 621.526720] ? add_page_wait_queue+0x2c0/0x2c0 [ 621.531298] ? current_time+0x1b0/0x1b0 [ 621.535266] ? down_write+0x8f/0x130 [ 621.538971] __generic_file_write_iter+0x26e/0x630 [ 621.543889] generic_file_write_iter+0x438/0x870 [ 621.548633] ? __generic_file_write_iter+0x630/0x630 [ 621.553723] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 621.559247] ? iov_iter_init+0xc9/0x1f0 [ 621.563207] __vfs_write+0x6af/0x9d0 [ 621.566907] ? kernel_read+0x120/0x120 [ 621.570780] ? lock_release+0xa30/0xa30 [ 621.574754] ? check_same_owner+0x340/0x340 [ 621.579069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 621.584591] ? __sb_start_write+0x17f/0x300 [ 621.588898] vfs_write+0x1fc/0x560 [ 621.592424] kernel_write+0xab/0x120 [ 621.596128] big_key_preparse+0x41b/0x660 [ 621.600263] ? big_key_alloc_buffer+0x380/0x380 [ 621.604934] ? big_key_alloc_buffer+0x380/0x380 [ 621.609586] key_create_or_update+0x583/0x1120 [ 621.614155] ? key_type_lookup+0xd0/0xd0 [ 621.618199] ? join_session_keyring+0x340/0x340 [ 621.622875] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 621.628397] __x64_sys_add_key+0x3cf/0x4e0 [ 621.632619] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 621.638489] ? syscall_slow_exit_work+0x500/0x500 [ 621.643320] do_syscall_64+0x1b9/0x820 [ 621.647190] ? finish_task_switch+0x1d3/0x870 [ 621.651683] ? syscall_return_slowpath+0x5e0/0x5e0 [ 621.656598] ? syscall_return_slowpath+0x31d/0x5e0 [ 621.661521] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 621.666526] ? prepare_exit_to_usermode+0x291/0x3b0 [ 621.671528] ? perf_trace_sys_enter+0xb10/0xb10 [ 621.676202] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 621.681037] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 621.686208] RIP: 0033:0x455a79 [ 621.689379] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 03:36:35 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x8}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:35 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0x1f00]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) [ 621.708572] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 621.716278] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 621.723546] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 621.730797] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 621.738071] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 621.745325] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000028 03:36:35 executing program 6: mknod(&(0x7f0000000000)='./file0\x00', 0x8000, 0xffffffff) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000740)='/proc/sys/net/ipv4/vs/sync_retries\x00', 0x2, 0x0) write$cgroup_int(r0, &(0x7f0000000040)=0x5, 0x12) [ 621.783774] FAT-fs (loop5): Directory bread(block 2855) failed [ 621.810006] FAT-fs (loop5): Directory bread(block 2856) failed [ 621.820608] FAT-fs (loop5): Directory bread(block 2857) failed [ 621.841693] FAT-fs (loop5): Directory bread(block 2858) failed [ 621.853339] FAT-fs (loop5): Directory bread(block 2859) failed [ 621.860650] FAT-fs (loop5): Directory bread(block 2860) failed [ 621.867214] FAT-fs (loop5): Directory bread(block 2861) failed [ 621.873482] FAT-fs (loop5): Directory bread(block 2862) failed [ 621.879736] FAT-fs (loop5): Directory bread(block 2863) failed 03:36:35 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xfffffff6, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:35 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8970f00000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 621.897529] FAT-fs (loop5): Directory bread(block 2864) failed 03:36:35 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8913, &(0x7f0000000280)="0a5cc83d6d345f8f762070") pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0}, &(0x7f0000000200)=0xc) getresgid(&(0x7f0000000240)=0x0, &(0x7f00000002c0), &(0x7f0000000300)) mount$fuse(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000100)='fuse\x00', 0x82000, &(0x7f0000000500)=ANY=[@ANYBLOB="6654a16245038d4c49e6b9cec803df", @ANYRESHEX=r1, @ANYBLOB=',rootmode=00000000000000000140000,user_id=', @ANYRESDEC=r2, @ANYBLOB="2c67726f55065f69643d", @ANYRESDEC=r3, @ANYBLOB=',allow_other,max_read=0x00000000000000a9,default_permissions,\x00']) mkdir(&(0x7f00000004c0)='./file0/bus\x00', 0x0) creat(&(0x7f0000f66ff4)='./file0/bus\x00', 0x0) r4 = open$dir(&(0x7f0000000180)='./file0/bus\x00', 0x0, 0x0) ioctl$UFFDIO_ZEROPAGE(r1, 0xc020aa04, &(0x7f0000000400)={{&(0x7f0000000000/0x4000)=nil, 0x4000}, 0x1}) r5 = dup(r4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x2011, r5, 0x0) r6 = openat$audio(0xffffffffffffff9c, &(0x7f0000d0fff5)='/dev/audio\x00', 0x42801, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r6, &(0x7f0000000040)={0x0, 0x18, 0xfa00}, 0x20) ioctl$int_in(r6, 0x80000080045006, &(0x7f00000000c0)) 03:36:35 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x389, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:35 executing program 2 (fault-call:0 fault-nth:41): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:35 executing program 6: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) accept4$unix(r0, &(0x7f0000000200), &(0x7f0000000300)=0xffffffffffffff0c, 0x80000) mkdir(&(0x7f0000000040)='./file0\x00', 0x1) r1 = open$dir(&(0x7f0000000080)='./file0\x00', 0x40000, 0x0) getdents64(r1, &(0x7f0000000100)=""/70, 0x46) [ 622.129615] FAT-fs (loop5): count of clusters too big (1021694) [ 622.131859] FAULT_INJECTION: forcing a failure. [ 622.131859] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 622.135952] FAT-fs (loop5): Can't find a valid FAT filesystem [ 622.147666] CPU: 1 PID: 4160 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 622.147674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 622.147678] Call Trace: [ 622.147700] dump_stack+0x1c9/0x2b4 [ 622.147720] ? dump_stack_print_info.cold.2+0x52/0x52 [ 622.182621] ? perf_trace_lock+0xde/0x920 [ 622.186776] should_fail.cold.4+0xa/0x11 [ 622.190840] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 622.195971] ? find_get_entry+0xa6d/0x1120 [ 622.200213] ? lock_downgrade+0x8f0/0x8f0 [ 622.204364] ? lock_release+0xa30/0xa30 [ 622.208346] ? lock_acquire+0x1e4/0x540 [ 622.212323] ? fs_reclaim_acquire+0x20/0x20 [ 622.216656] ? lock_downgrade+0x8f0/0x8f0 [ 622.220816] ? check_same_owner+0x340/0x340 [ 622.225146] ? rcu_note_context_switch+0x730/0x730 [ 622.230083] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 622.235114] __alloc_pages_nodemask+0x36e/0xdb0 [ 622.239795] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 622.244821] ? trace_hardirqs_on+0x10/0x10 [ 622.249065] ? shmem_add_to_page_cache+0xd82/0x1440 [ 622.254113] ? lock_downgrade+0x8f0/0x8f0 [ 622.258269] ? kasan_check_read+0x11/0x20 [ 622.262417] ? do_raw_spin_unlock+0xa7/0x2f0 [ 622.266827] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 622.271414] ? perf_trace_lock+0xde/0x920 [ 622.275571] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 622.281119] alloc_pages_vma+0xdd/0x540 [ 622.285132] shmem_alloc_page+0xa8/0x190 [ 622.289230] ? shmem_swapin+0x230/0x230 [ 622.293228] shmem_alloc_and_acct_page+0x1f1/0x820 [ 622.298164] ? shmem_getattr+0x2c0/0x2c0 [ 622.302235] ? do_raw_spin_unlock+0xa7/0x2f0 [ 622.306648] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 622.311238] ? kasan_check_write+0x14/0x20 [ 622.315483] shmem_getpage_gfp+0x6ea/0x3ec0 [ 622.319819] ? shmem_writepage+0x13a0/0x13a0 [ 622.324238] ? cpuacct_charge+0x2eb/0x5d0 [ 622.328391] ? trace_hardirqs_on+0x10/0x10 [ 622.332637] ? trace_hardirqs_on+0x10/0x10 [ 622.336877] ? trace_hardirqs_on+0x10/0x10 [ 622.341111] ? cpuacct_charge+0x30a/0x5d0 [ 622.345266] ? perf_trace_lock+0xde/0x920 [ 622.349420] ? trace_hardirqs_on+0x10/0x10 [ 622.353657] ? zap_class+0x740/0x740 [ 622.357375] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 622.362916] ? page_mapping+0x44f/0x5e0 [ 622.366896] ? shmem_parse_options.cold.55+0x4e/0x4e [ 622.372009] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 03:36:35 executing program 3: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x8000, 0x0) r2 = inotify_add_watch(0xffffffffffffff9c, &(0x7f00000001c0)='./file0\x00', 0x2000102) inotify_rm_watch(r1, r2) openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x48a03, 0x0) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f0000000100)={0x0, 0x0, 0x2, [0x0, 0x7e97]}, &(0x7f0000000180)=0xc) r3 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r3, &(0x7f0000fb6000)=""/28, 0x3f0) memfd_create(&(0x7f0000000440)='/dev/autofs\x00', 0x2) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r3, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r3, 0x4040534e, &(0x7f0000000240)={0xbf}) write$binfmt_script(0xffffffffffffffff, &(0x7f0000000340)=ANY=[], 0x77) ptrace$getenv(0x4201, r0, 0x80000001, &(0x7f00000003c0)) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r3, 0xc0a85320, &(0x7f00000002c0)={{}, 'port0\x00', 0x0, 0x40000}) unshare(0x40000000) syz_open_procfs(r0, &(0x7f0000000000)='net/netlink\x00') r4 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/autofs\x00', 0x0, 0x0) syz_open_dev$dmmidi(&(0x7f0000000400)='/dev/dmmidi#\x00', 0x0, 0x200001) chdir(&(0x7f0000000380)='./file0\x00') openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000480)=[@in={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x1c}}, @in6={0xa, 0x4e23, 0x8000, @mcast1={0xff, 0x1, [], 0x1}, 0xa23}], 0x2c) [ 622.377552] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 622.383007] ? do_writepages+0x1a0/0x1a0 [ 622.387073] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 622.392089] ? perf_trace_lock+0xde/0x920 [ 622.396237] ? perf_trace_lock+0xde/0x920 [ 622.400390] ? do_writepages+0x1a0/0x1a0 [ 622.404454] ? set_page_dirty+0x36f/0x6f0 [ 622.408633] ? __writepage+0xe0/0xe0 [ 622.412353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 622.417896] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 622.423614] ? lock_acquire+0x1e4/0x540 [ 622.427598] ? is_bpf_text_address+0xae/0x170 [ 622.432106] ? lock_downgrade+0x8f0/0x8f0 [ 622.436266] ? balance_dirty_pages+0x37b0/0x37b0 [ 622.441033] ? unlock_page+0x1d1/0x2c0 [ 622.444930] ? wake_up_page_bit+0x5b0/0x5b0 [ 622.449260] ? trace_hardirqs_on+0x10/0x10 [ 622.453515] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 622.459065] ? shmem_write_end+0x374/0x9a0 [ 622.463312] ? shmem_unused_huge_scan+0x180/0x180 [ 622.468165] ? current_time+0x72/0x1b0 [ 622.472061] ? lock_downgrade+0x8f0/0x8f0 [ 622.476221] ? kasan_check_read+0x11/0x20 [ 622.480379] ? memcpy+0x45/0x50 [ 622.483667] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 622.489212] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 622.495025] ? iov_iter_advance+0x2ec/0x14e0 [ 622.499439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 622.504981] ? iov_iter_fault_in_readable+0x23d/0x460 [ 622.510175] ? copy_page_from_iter+0x890/0x890 [ 622.514768] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 622.519794] shmem_write_begin+0x10a/0x1e0 [ 622.524035] generic_perform_write+0x3ae/0x6c0 [ 622.528632] ? add_page_wait_queue+0x2c0/0x2c0 [ 622.533218] ? current_time+0x1b0/0x1b0 [ 622.537199] ? down_write+0x8f/0x130 [ 622.540920] __generic_file_write_iter+0x26e/0x630 [ 622.545861] generic_file_write_iter+0x438/0x870 [ 622.550627] ? __generic_file_write_iter+0x630/0x630 [ 622.555734] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 622.561274] ? iov_iter_init+0xc9/0x1f0 [ 622.565251] __vfs_write+0x6af/0x9d0 [ 622.568968] ? kernel_read+0x120/0x120 [ 622.572860] ? lock_release+0xa30/0xa30 [ 622.576833] ? check_same_owner+0x340/0x340 [ 622.581177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 622.586716] ? __sb_start_write+0x17f/0x300 [ 622.591039] vfs_write+0x1fc/0x560 [ 622.594595] kernel_write+0xab/0x120 [ 622.598319] big_key_preparse+0x41b/0x660 [ 622.602477] ? big_key_alloc_buffer+0x380/0x380 [ 622.607157] ? big_key_alloc_buffer+0x380/0x380 [ 622.611827] key_create_or_update+0x583/0x1120 [ 622.616437] ? key_type_lookup+0xd0/0xd0 [ 622.620500] ? join_session_keyring+0x340/0x340 [ 622.625189] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 622.630727] __x64_sys_add_key+0x3cf/0x4e0 [ 622.634968] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 622.640862] do_syscall_64+0x1b9/0x820 [ 622.644747] ? finish_task_switch+0x1d3/0x870 [ 622.649247] ? syscall_return_slowpath+0x5e0/0x5e0 [ 622.654187] ? syscall_return_slowpath+0x31d/0x5e0 [ 622.659115] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 622.664150] ? prepare_exit_to_usermode+0x291/0x3b0 [ 622.669194] ? perf_trace_sys_enter+0xb10/0xb10 [ 622.673886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 622.675155] IPVS: ftp: loaded support on port[0] = 21 [ 622.678738] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 622.678750] RIP: 0033:0x455a79 [ 622.678754] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 622.711586] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 622.719307] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 622.726587] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 622.733862] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 622.741147] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 622.748424] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000029 [ 622.771570] FAT-fs (loop5): count of clusters too big (1021694) 03:36:36 executing program 2 (fault-call:0 fault-nth:42): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:36 executing program 6: r0 = msgget$private(0x0, 0x17d) msgrcv(r0, &(0x7f0000000040)=ANY=[], 0x0, 0x0, 0x0) r1 = gettid() r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000080)={{0x0, 0x989680}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) msgctl$IPC_RMID(r0, 0x0) [ 622.777801] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:36 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8fffffdfd0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:36 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x6c00000000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 622.847759] IPVS: ftp: loaded support on port[0] = 21 [ 622.853130] Unknown ioctl 4724 [ 622.887684] FAULT_INJECTION: forcing a failure. [ 622.887684] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 622.899697] CPU: 0 PID: 4184 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 622.908025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 622.917406] Call Trace: [ 622.920006] dump_stack+0x1c9/0x2b4 [ 622.923652] ? dump_stack_print_info.cold.2+0x52/0x52 [ 622.928848] ? perf_trace_lock+0xde/0x920 [ 622.933004] should_fail.cold.4+0xa/0x11 [ 622.937068] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 622.942174] ? find_get_entry+0xa6d/0x1120 [ 622.946410] ? lock_downgrade+0x8f0/0x8f0 [ 622.950558] ? lock_release+0xa30/0xa30 [ 622.954540] ? lock_acquire+0x1e4/0x540 [ 622.958511] ? fs_reclaim_acquire+0x20/0x20 [ 622.962831] ? lock_downgrade+0x8f0/0x8f0 [ 622.966987] ? check_same_owner+0x340/0x340 [ 622.971315] ? rcu_note_context_switch+0x730/0x730 [ 622.976245] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 622.981270] __alloc_pages_nodemask+0x36e/0xdb0 [ 622.985941] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 622.990957] ? trace_hardirqs_on+0x10/0x10 [ 622.995217] ? shmem_add_to_page_cache+0xd82/0x1440 [ 623.000241] ? lock_downgrade+0x8f0/0x8f0 [ 623.002875] Unknown ioctl 4724 [ 623.004395] ? kasan_check_read+0x11/0x20 [ 623.004413] ? do_raw_spin_unlock+0xa7/0x2f0 [ 623.016120] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 623.020707] ? perf_trace_lock+0xde/0x920 [ 623.024860] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 623.030396] alloc_pages_vma+0xdd/0x540 [ 623.034374] shmem_alloc_page+0xa8/0x190 [ 623.038436] ? shmem_swapin+0x230/0x230 [ 623.042450] shmem_alloc_and_acct_page+0x1f1/0x820 [ 623.047386] ? shmem_getattr+0x2c0/0x2c0 [ 623.051444] ? do_raw_spin_unlock+0xa7/0x2f0 [ 623.055847] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 623.060429] ? kasan_check_write+0x14/0x20 [ 623.064665] shmem_getpage_gfp+0x6ea/0x3ec0 [ 623.069018] ? shmem_writepage+0x13a0/0x13a0 [ 623.073433] ? update_curr+0x4e7/0xc00 [ 623.077323] ? __account_cfs_rq_runtime+0x770/0x770 [ 623.082362] ? __account_cfs_rq_runtime+0x770/0x770 [ 623.087380] ? perf_trace_lock+0xde/0x920 [ 623.091525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 623.097061] ? __perf_event_task_sched_out+0x2f0/0x1a60 [ 623.102423] ? zap_class+0x740/0x740 [ 623.106141] ? perf_event_update_userpage+0xd30/0xd30 [ 623.111339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 623.116875] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 623.122414] ? page_mapping+0x44f/0x5e0 [ 623.126387] ? shmem_parse_options.cold.55+0x4e/0x4e [ 623.131489] ? perf_sched_cb_inc+0x2e0/0x2e0 [ 623.135894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 623.141429] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 623.146879] ? do_writepages+0x1a0/0x1a0 [ 623.150939] ? finish_task_switch+0x1d3/0x870 [ 623.155431] ? finish_task_switch+0x18a/0x870 [ 623.159926] ? perf_trace_lock+0xde/0x920 [ 623.164074] ? do_writepages+0x1a0/0x1a0 [ 623.168132] ? set_page_dirty+0x36f/0x6f0 [ 623.172282] ? __writepage+0xe0/0xe0 [ 623.175994] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 623.181531] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 623.187241] ? trace_hardirqs_on+0xd/0x10 [ 623.191389] ? _raw_spin_unlock_irq+0x27/0x70 [ 623.195883] ? balance_dirty_pages+0x37b0/0x37b0 [ 623.200638] ? unlock_page+0x1d1/0x2c0 [ 623.204528] ? wake_up_page_bit+0x5b0/0x5b0 [ 623.208853] ? kasan_check_write+0x14/0x20 [ 623.213088] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 623.218626] ? shmem_write_end+0x374/0x9a0 [ 623.222864] ? shmem_unused_huge_scan+0x180/0x180 [ 623.227705] ? __sched_text_start+0x8/0x8 [ 623.231851] ? lock_downgrade+0x8f0/0x8f0 [ 623.235999] ? kasan_check_read+0x11/0x20 [ 623.240149] ? memcpy+0x45/0x50 [ 623.243435] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 623.248968] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 623.253984] ? iov_iter_advance+0x2ec/0x14e0 [ 623.258393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 623.263928] ? iov_iter_fault_in_readable+0x23d/0x460 [ 623.269113] ? copy_page_from_iter+0x890/0x890 [ 623.273694] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 623.278714] shmem_write_begin+0x10a/0x1e0 [ 623.282954] generic_perform_write+0x3ae/0x6c0 [ 623.287542] ? add_page_wait_queue+0x2c0/0x2c0 [ 623.292124] ? current_time+0x1b0/0x1b0 [ 623.296101] ? down_write+0x8f/0x130 [ 623.299816] __generic_file_write_iter+0x26e/0x630 [ 623.304747] generic_file_write_iter+0x438/0x870 [ 623.309507] ? __generic_file_write_iter+0x630/0x630 [ 623.314615] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 623.320176] ? iov_iter_init+0xc9/0x1f0 [ 623.324151] __vfs_write+0x6af/0x9d0 [ 623.327867] ? kernel_read+0x120/0x120 [ 623.331753] ? lock_release+0xa30/0xa30 [ 623.335724] ? check_same_owner+0x340/0x340 [ 623.340066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 623.345605] ? __sb_start_write+0x17f/0x300 [ 623.349928] vfs_write+0x1fc/0x560 [ 623.353470] kernel_write+0xab/0x120 [ 623.357183] big_key_preparse+0x41b/0x660 [ 623.361334] ? big_key_alloc_buffer+0x380/0x380 [ 623.366007] ? big_key_alloc_buffer+0x380/0x380 [ 623.370689] key_create_or_update+0x583/0x1120 [ 623.375273] ? key_type_lookup+0xd0/0xd0 [ 623.379332] ? join_session_keyring+0x340/0x340 [ 623.384013] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 623.389552] __x64_sys_add_key+0x3cf/0x4e0 [ 623.393792] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 623.399684] do_syscall_64+0x1b9/0x820 [ 623.403567] ? finish_task_switch+0x1d3/0x870 [ 623.408071] ? syscall_return_slowpath+0x5e0/0x5e0 [ 623.412997] ? syscall_return_slowpath+0x31d/0x5e0 [ 623.417923] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 623.422935] ? prepare_exit_to_usermode+0x291/0x3b0 [ 623.427949] ? perf_trace_sys_enter+0xb10/0xb10 [ 623.432614] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 623.437464] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 623.442652] RIP: 0033:0x455a79 [ 623.445828] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 623.465131] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 623.472841] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 623.480108] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 623.487375] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 03:36:36 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0xbf00000000000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:36 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0x4000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:36 executing program 3: r0 = socket$inet6(0xa, 0x80000, 0x3) getsockopt$IP6T_SO_GET_REVISION_MATCH(r0, 0x29, 0x44, &(0x7f00000001c0)={'HL\x00'}, &(0x7f0000000200)=0x1e) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_GET_IRQCHIP(r2, 0xc208ae62, &(0x7f0000000040)) ioctl$KVM_ENABLE_CAP_CPU(r3, 0xc008ae88, &(0x7f0000000140)={0x10, 0x0, [0xc0000100]}) [ 623.494640] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 623.501904] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000002a 03:36:36 executing program 2 (fault-call:0 fault-nth:43): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:36 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x13f, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 623.800840] FAT-fs (loop5): count of clusters too big (16776958) [ 623.807122] FAT-fs (loop5): Can't find a valid FAT filesystem [ 623.829787] FAULT_INJECTION: forcing a failure. [ 623.829787] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 623.841758] CPU: 1 PID: 4209 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 623.850082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 623.859443] Call Trace: [ 623.862052] dump_stack+0x1c9/0x2b4 [ 623.865688] ? dump_stack_print_info.cold.2+0x52/0x52 [ 623.870885] ? perf_trace_lock+0xde/0x920 [ 623.875055] should_fail.cold.4+0xa/0x11 [ 623.879128] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 623.884244] ? find_get_entry+0xa6d/0x1120 [ 623.888485] ? lock_downgrade+0x8f0/0x8f0 [ 623.892634] ? lock_release+0xa30/0xa30 [ 623.896620] ? lock_acquire+0x1e4/0x540 [ 623.900593] ? fs_reclaim_acquire+0x20/0x20 [ 623.904915] ? lock_downgrade+0x8f0/0x8f0 [ 623.909082] ? check_same_owner+0x340/0x340 [ 623.913405] ? rcu_note_context_switch+0x730/0x730 [ 623.918334] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 623.923355] __alloc_pages_nodemask+0x36e/0xdb0 [ 623.928025] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 623.933053] ? trace_hardirqs_on+0x10/0x10 [ 623.937291] ? shmem_add_to_page_cache+0xd82/0x1440 [ 623.942308] ? lock_downgrade+0x8f0/0x8f0 [ 623.946459] ? kasan_check_read+0x11/0x20 [ 623.950608] ? do_raw_spin_unlock+0xa7/0x2f0 [ 623.955018] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 623.959607] ? perf_trace_lock+0xde/0x920 [ 623.963759] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 623.969323] alloc_pages_vma+0xdd/0x540 [ 623.973307] shmem_alloc_page+0xa8/0x190 [ 623.977366] ? shmem_swapin+0x230/0x230 [ 623.981357] shmem_alloc_and_acct_page+0x1f1/0x820 [ 623.986289] ? shmem_getattr+0x2c0/0x2c0 [ 623.990352] ? do_raw_spin_unlock+0xa7/0x2f0 [ 623.994774] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 623.999376] ? kasan_check_write+0x14/0x20 [ 624.003618] shmem_getpage_gfp+0x6ea/0x3ec0 [ 624.007952] ? shmem_writepage+0x13a0/0x13a0 [ 624.012365] ? update_curr+0x4e7/0xc00 [ 624.016263] ? __account_cfs_rq_runtime+0x770/0x770 [ 624.021284] ? __account_cfs_rq_runtime+0x770/0x770 [ 624.026327] ? perf_trace_lock+0xde/0x920 [ 624.030482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 624.036019] ? __perf_event_task_sched_out+0x2f0/0x1a60 [ 624.041391] ? zap_class+0x740/0x740 [ 624.045112] ? perf_event_update_userpage+0xd30/0xd30 [ 624.050310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 624.055851] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 624.061394] ? page_mapping+0x44f/0x5e0 [ 624.065375] ? shmem_parse_options.cold.55+0x4e/0x4e [ 624.070483] ? perf_sched_cb_inc+0x2e0/0x2e0 [ 624.074894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 624.080437] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 624.085892] ? do_writepages+0x1a0/0x1a0 [ 624.089954] ? finish_task_switch+0x1d3/0x870 [ 624.094453] ? finish_task_switch+0x18a/0x870 [ 624.098952] ? perf_trace_lock+0xde/0x920 [ 624.103106] ? do_writepages+0x1a0/0x1a0 [ 624.107168] ? set_page_dirty+0x36f/0x6f0 [ 624.111320] ? __writepage+0xe0/0xe0 [ 624.115039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 624.120578] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 624.126294] ? trace_hardirqs_on+0xd/0x10 [ 624.130442] ? _raw_spin_unlock_irq+0x27/0x70 [ 624.134941] ? balance_dirty_pages+0x37b0/0x37b0 [ 624.139698] ? unlock_page+0x1d1/0x2c0 [ 624.143588] ? wake_up_page_bit+0x5b0/0x5b0 [ 624.147914] ? kasan_check_write+0x14/0x20 [ 624.152158] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 624.157702] ? shmem_write_end+0x374/0x9a0 [ 624.161943] ? shmem_unused_huge_scan+0x180/0x180 [ 624.166812] ? __sched_text_start+0x8/0x8 [ 624.170982] ? lock_downgrade+0x8f0/0x8f0 [ 624.175144] ? kasan_check_read+0x11/0x20 [ 624.179292] ? memcpy+0x45/0x50 [ 624.182572] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 624.188109] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 624.193129] ? iov_iter_advance+0x2ec/0x14e0 [ 624.197543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 624.203084] ? iov_iter_fault_in_readable+0x23d/0x460 [ 624.208278] ? copy_page_from_iter+0x890/0x890 [ 624.212864] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 624.217891] shmem_write_begin+0x10a/0x1e0 [ 624.222134] generic_perform_write+0x3ae/0x6c0 [ 624.226751] ? add_page_wait_queue+0x2c0/0x2c0 [ 624.231344] ? current_time+0x1b0/0x1b0 [ 624.235328] ? down_write+0x8f/0x130 [ 624.239048] __generic_file_write_iter+0x26e/0x630 [ 624.243990] generic_file_write_iter+0x438/0x870 [ 624.248755] ? __generic_file_write_iter+0x630/0x630 [ 624.253864] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 624.259406] ? iov_iter_init+0xc9/0x1f0 [ 624.263382] __vfs_write+0x6af/0x9d0 [ 624.267103] ? kernel_read+0x120/0x120 [ 624.270994] ? lock_release+0xa30/0xa30 [ 624.274978] ? check_same_owner+0x340/0x340 [ 624.279316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 624.284854] ? __sb_start_write+0x17f/0x300 [ 624.289182] vfs_write+0x1fc/0x560 [ 624.292775] kernel_write+0xab/0x120 [ 624.296548] big_key_preparse+0x41b/0x660 [ 624.300700] ? big_key_alloc_buffer+0x380/0x380 [ 624.305376] ? big_key_alloc_buffer+0x380/0x380 [ 624.310048] key_create_or_update+0x583/0x1120 [ 624.314637] ? key_type_lookup+0xd0/0xd0 [ 624.318701] ? join_session_keyring+0x340/0x340 [ 624.323387] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 624.328930] __x64_sys_add_key+0x3cf/0x4e0 [ 624.333174] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 624.339072] do_syscall_64+0x1b9/0x820 [ 624.342957] ? finish_task_switch+0x1d3/0x870 [ 624.347456] ? syscall_return_slowpath+0x5e0/0x5e0 [ 624.352398] ? syscall_return_slowpath+0x31d/0x5e0 [ 624.357330] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 624.362352] ? prepare_exit_to_usermode+0x291/0x3b0 [ 624.367369] ? perf_trace_sys_enter+0xb10/0xb10 [ 624.372039] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 624.376889] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 624.382078] RIP: 0033:0x455a79 03:36:37 executing program 3: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x40002, 0x0) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000280)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r1) ioctl$KVM_GET_VCPU_MMAP_SIZE(r0, 0xae04) r2 = socket$unix(0x1, 0x1, 0x0) bind$unix(r2, &(0x7f0000003000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) [ 624.385259] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 624.404574] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 624.412289] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 624.419562] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 624.426859] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 624.434129] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 624.441399] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000002b 03:36:37 executing program 2 (fault-call:0 fault-nth:44): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:37 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000700000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 624.458135] FAT-fs (loop5): count of clusters too big (16776958) [ 624.464364] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:37 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x7a00000000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:37 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = epoll_create(0x4) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r1, &(0x7f0000000000)) r4 = dup2(r3, r2) r5 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ppp\x00', 0x10000, 0x0) connect$bt_rfcomm(r4, &(0x7f0000000080)={0x1f, {0x4, 0x7, 0x0, 0x7, 0x4a4, 0x2}, 0x3}, 0xa) clone(0x0, &(0x7f0000000340), &(0x7f0000000280), &(0x7f0000000300), &(0x7f0000000380)) epoll_wait(r4, &(0x7f0000000040)=[{}], 0x1, 0x0) ioctl$TUNSETSTEERINGEBPF(r1, 0x800454e0, &(0x7f0000000140)=r5) [ 624.649279] FAULT_INJECTION: forcing a failure. [ 624.649279] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 624.661184] CPU: 1 PID: 4229 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 624.669504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 624.677776] Unknown ioctl 4724 [ 624.678858] Call Trace: [ 624.678881] dump_stack+0x1c9/0x2b4 [ 624.678899] ? dump_stack_print_info.cold.2+0x52/0x52 [ 624.678913] ? perf_trace_lock+0xde/0x920 [ 624.678936] should_fail.cold.4+0xa/0x11 [ 624.701696] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 624.706808] ? find_get_entry+0xa6d/0x1120 [ 624.711055] ? lock_downgrade+0x8f0/0x8f0 [ 624.715237] ? lock_release+0xa30/0xa30 [ 624.719228] ? lock_acquire+0x1e4/0x540 [ 624.723208] ? fs_reclaim_acquire+0x20/0x20 [ 624.727532] ? lock_downgrade+0x8f0/0x8f0 [ 624.731684] ? check_same_owner+0x340/0x340 [ 624.736026] ? rcu_note_context_switch+0x730/0x730 [ 624.740958] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 624.745991] __alloc_pages_nodemask+0x36e/0xdb0 [ 624.750662] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 624.755682] ? trace_hardirqs_on+0x10/0x10 [ 624.759918] ? shmem_add_to_page_cache+0xd82/0x1440 [ 624.764937] ? lock_downgrade+0x8f0/0x8f0 [ 624.769115] ? kasan_check_read+0x11/0x20 [ 624.773262] ? do_raw_spin_unlock+0xa7/0x2f0 [ 624.777668] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 624.782248] ? perf_trace_lock+0xde/0x920 [ 624.786399] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 624.791939] alloc_pages_vma+0xdd/0x540 [ 624.795923] shmem_alloc_page+0xa8/0x190 [ 624.799987] ? shmem_swapin+0x230/0x230 [ 624.803985] shmem_alloc_and_acct_page+0x1f1/0x820 [ 624.808947] ? shmem_getattr+0x2c0/0x2c0 [ 624.813029] ? do_raw_spin_unlock+0xa7/0x2f0 [ 624.817437] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 624.822021] ? kasan_check_write+0x14/0x20 [ 624.826267] shmem_getpage_gfp+0x6ea/0x3ec0 [ 624.827853] Unknown ioctl 4724 [ 624.830600] ? shmem_writepage+0x13a0/0x13a0 [ 624.830620] ? cpuacct_charge+0x2eb/0x5d0 [ 624.830635] ? lock_downgrade+0x8f0/0x8f0 [ 624.830655] ? trace_hardirqs_on+0x10/0x10 [ 624.850723] ? lock_acquire+0x1e4/0x540 [ 624.854709] ? trace_hardirqs_on+0x10/0x10 [ 624.858950] ? trace_hardirqs_on+0x10/0x10 [ 624.863192] ? cpuacct_charge+0x30a/0x5d0 [ 624.867340] ? perf_trace_lock+0xde/0x920 [ 624.871490] ? trace_hardirqs_on+0x10/0x10 [ 624.875727] ? zap_class+0x740/0x740 [ 624.879446] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 624.884993] ? page_mapping+0x44f/0x5e0 [ 624.888974] ? shmem_parse_options.cold.55+0x4e/0x4e [ 624.894085] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 624.899628] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 624.905085] ? do_writepages+0x1a0/0x1a0 [ 624.909158] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 624.914180] ? perf_trace_lock+0xde/0x920 [ 624.918330] ? perf_trace_lock+0xde/0x920 [ 624.922482] ? do_writepages+0x1a0/0x1a0 [ 624.926541] ? set_page_dirty+0x36f/0x6f0 [ 624.930686] ? __writepage+0xe0/0xe0 [ 624.934404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 624.939958] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 624.945673] ? lock_acquire+0x1e4/0x540 [ 624.949648] ? is_bpf_text_address+0xae/0x170 [ 624.954144] ? lock_downgrade+0x8f0/0x8f0 [ 624.958295] ? balance_dirty_pages+0x37b0/0x37b0 [ 624.963052] ? unlock_page+0x1d1/0x2c0 [ 624.966938] ? wake_up_page_bit+0x5b0/0x5b0 [ 624.971267] ? trace_hardirqs_on+0x10/0x10 [ 624.975511] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 624.981047] ? shmem_write_end+0x374/0x9a0 [ 624.985285] ? shmem_unused_huge_scan+0x180/0x180 [ 624.990151] ? current_time+0x72/0x1b0 [ 624.994042] ? lock_downgrade+0x8f0/0x8f0 [ 624.998190] ? kasan_check_read+0x11/0x20 [ 625.002338] ? memcpy+0x45/0x50 [ 625.005619] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 625.011155] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 625.016174] ? iov_iter_advance+0x2ec/0x14e0 [ 625.020586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 625.026126] ? iov_iter_fault_in_readable+0x23d/0x460 [ 625.031313] ? copy_page_from_iter+0x890/0x890 [ 625.035895] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 625.040915] shmem_write_begin+0x10a/0x1e0 [ 625.045214] generic_perform_write+0x3ae/0x6c0 [ 625.049805] ? add_page_wait_queue+0x2c0/0x2c0 [ 625.054406] ? current_time+0x1b0/0x1b0 [ 625.058384] ? down_write+0x8f/0x130 [ 625.062100] __generic_file_write_iter+0x26e/0x630 [ 625.067033] generic_file_write_iter+0x438/0x870 [ 625.071791] ? __generic_file_write_iter+0x630/0x630 [ 625.076908] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 625.082462] ? iov_iter_init+0xc9/0x1f0 [ 625.086459] __vfs_write+0x6af/0x9d0 [ 625.090190] ? kernel_read+0x120/0x120 [ 625.094084] ? lock_release+0xa30/0xa30 [ 625.098065] ? check_same_owner+0x340/0x340 [ 625.102409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 625.107967] ? __sb_start_write+0x17f/0x300 [ 625.109407] FAT-fs (loop5): count of clusters too big (458750) [ 625.112303] vfs_write+0x1fc/0x560 [ 625.112320] kernel_write+0xab/0x120 [ 625.112340] big_key_preparse+0x41b/0x660 [ 625.112356] ? big_key_alloc_buffer+0x380/0x380 [ 625.112376] ? big_key_alloc_buffer+0x380/0x380 [ 625.112390] key_create_or_update+0x583/0x1120 [ 625.112407] ? key_type_lookup+0xd0/0xd0 [ 625.112422] ? join_session_keyring+0x340/0x340 [ 625.112449] ? copy_user_enhanced_fast_string+0xe/0x20 [ 625.118485] FAT-fs (loop5): Can't find a valid FAT filesystem [ 625.121989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 625.122006] __x64_sys_add_key+0x3cf/0x4e0 [ 625.122024] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 625.122045] do_syscall_64+0x1b9/0x820 [ 625.122057] ? finish_task_switch+0x1d3/0x870 [ 625.122072] ? syscall_return_slowpath+0x5e0/0x5e0 [ 625.122086] ? syscall_return_slowpath+0x31d/0x5e0 [ 625.122098] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 625.122110] ? prepare_exit_to_usermode+0x291/0x3b0 [ 625.122122] ? perf_trace_sys_enter+0xb10/0xb10 [ 625.122134] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 625.122152] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 625.122162] RIP: 0033:0x455a79 [ 625.122166] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 625.244409] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 03:36:38 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c) setsockopt$inet6_int(r0, 0x29, 0x0, &(0x7f00000000c0), 0x4) listen(r0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000040)={0xa, 0x4e23, 0xffff, @dev={0xfe, 0x80, [], 0x6}, 0x81}, 0x1c) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000280)="025cc8396d345f8f762070") pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$KVM_GET_CPUID2(r3, 0xc008ae91, &(0x7f0000000140)={0x1, 0x0, [{}]}) r4 = accept(r0, &(0x7f0000000300)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, &(0x7f0000000240)=0xff89) sendto$inet6(r1, &(0x7f0000000280), 0xfffffdf7, 0x20000003, &(0x7f0000000000)={0xa, 0x4e22}, 0x1c) shutdown(r4, 0x2) 03:36:38 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0x1f00000000000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) [ 625.252109] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 625.259363] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 625.266617] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 625.273872] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 625.281126] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000002c 03:36:38 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0xfdfdffff00000000}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:38 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000004a50283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 625.310784] FAT-fs (loop5): count of clusters too big (458750) [ 625.316865] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:38 executing program 6: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r0 = socket$vsock_stream(0x28, 0x1, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x28, 0x6, &(0x7f0000581000)={{{@in=@rand_addr, @in6=@mcast2}}, {{}, 0x0, @in=@rand_addr}}, &(0x7f0000000000)=0xe8) r1 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0xe3e6, 0x80080) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r1, 0xc0145401, &(0x7f0000000080)={0x1, 0x3, 0x5, 0x2, 0x2}) 03:36:38 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x1d0, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:38 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x972, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 625.479916] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:36:38 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f88cffffff0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:38 executing program 2 (fault-call:0 fault-nth:45): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:38 executing program 6: r0 = socket$inet6(0xa, 0x100000002, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x6}, 0x1c) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000001500)='/dev/rfkill\x00', 0x0, 0x0) write$FUSE_NOTIFY_INVAL_INODE(r1, &(0x7f0000001700)={0x28, 0x2, 0x0, {0x0, 0x2, 0x1}}, 0x28) setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000000040)=0x7f, 0x4) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000200)={{{@in=@rand_addr, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in=@broadcast}}, &(0x7f0000000300)=0xe8) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000013c0)={{{@in6=@mcast1, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in=@remote}}, &(0x7f00000014c0)=0xe8) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000001580)=0x0) ioctl$TIOCNXCL(r1, 0x540d) getsockopt$inet_IP_IPSEC_POLICY(r2, 0x0, 0x10, &(0x7f00000015c0)={{{@in=@multicast1, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4}, 0x0, @in6=@ipv4={[], [], @dev}}}, &(0x7f00000016c0)=0xe8) r7 = getegid() getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000001740)={0x0, 0x0}, &(0x7f0000001780)=0xc) fstat(r2, &(0x7f00000017c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$netlink(r2, &(0x7f0000001980)={&(0x7f0000000180)=@kern={0x10}, 0xc, &(0x7f0000001540)=[{&(0x7f00000001c0)=ANY=[@ANYBLOB="183388af6b4c0000004200ffff2dbd7000fbdbdf", @ANYRES32=r0], 0x18}, {&(0x7f0000000340)={0x1060, 0x1e, 0x2, 0x70bd26, 0x25dfdbfe, "", [@nested={0x1048, 0x4e, [@typed={0x8, 0x1c, @ipv4=@multicast1=0xe0000001}, @generic="c07915a7b478a1815ac04e34c4975b12d943dd25dcbd780ab81b1513f71605831c3e674e3b45371f13da3f25678af47992271d2a10de9b2ae4e6b48fd4f66691929b2848428cdf39a8e775d275328b0e8f86991f9c45c4661347213f2e14b3b7628b0847993b5e051f6d98fef929888abe8f9cef2eb9f2c077b706d2fbdc09b2ffe477c4772fe4c189fd9878351e61e3b2287b0c5b292a5a6b6de6397b4709b9d594f5ad69b3244efb3a6bd1b9f527c73b602118e8abded7424276bc5262f7e4f874ffd1e1a84a3d2492678db501bce4575da4b1ec4426ce75d163aa3e1ba2c15e24cb0d468a4c71e09094cd98969d1115316ca427b556ac5c33d731974bb1e13dbf06f24b430c8b6b6ac1f3fd455fd86fe13d75603f54de404645f5f83b0ece5cb479cc4bae3adef228d49690c651ba8045b27adede1d028148f6d7df479dac0fe8216a9958cbd93d9302a18c061b9cd8aa1f9a05c26db21199f000bae17bf4a1d6d67ed98c85594e36ef75f94188933a33ad4b98b871e04a89fdf3aa8de742e26b6cf87768c18aa6024c3a88ec7f082377944e603b227b94e0207e97ec38bcd43fa3fa0a6577e727660ed552c1826fcdfd65784553a5b80c9ee54e8b69075ee7197895510571c6c9df24cfd0966fe3dd26d7ef0e788259f228d9035e5d541c672c8b88a6058391b962fa0a05b6e65d90f8b4c95901fe651eda11c52bf636738c3559ca5794108ef99ace706a72c9909330ea653b53671103e1255fdd3dcfbdbc09c726d7086e67070054390634b526ea875a07685ed3ea2c18b716c34f59d5081aa553af1a8c0e872011f29f0178c9cfa44b69a077927512f0bf4f3c8acddc15ed51d412a743c87260cdb49716f355387ffbb33b52963d75634ae68cffc4a5d1a281e990d0d884ba8aae657d9e067a6a00967dd71292a5705b912031ef7d12a44bbfd7da3f74cb6209b395b122fbc8426d5f4040cecc8b2e48a63ce90679e5fad545ffb4a359c525a59ddf7814f4c5ee8408a74e44c6e87dd0b120acda486ec754eb4f1ef23a0c568ba10f21c0400644e338e7b2d160eeffa09b76520f70bcf185a51d7d7e50f99f8aabcaba52be72d4ad4e4276366c52d06f5720d36257c1059201cc0e85908ba46b6eda619a22271a60bab46bfed7e4386aaa9254a8f5144bb595a091b4d0b37bc1e550ad60616f0774bfcd0805c7e9415f52a93d51e2b689d69796adad03fee0d4e4bc949b623cbd5263b1136785830eb855c6efa6e44f0ab14b47617530896549f9daadddb945ea841c60c7aed259ccb1618ead1a4b16638b6b2fd6a2ecd03973fd1e264c8b56bcc3e5c49948f2866452096e772c179d9e19eb38ccc5281bc21ebea07e7299b318a821ddb72684a44f2398476c6056d6315a7c7f0f0fce6debc90a3a0c2be36be55ca24b8a416dceed770a38fc5a7c1546e8de424c2ab887550e75ee38d57e3dba57feeb7122365d9785d93734c1b1a68b4c42a048e7fc3531f53f27b6424534e8dd820f4591de83b47d6ecd37b6b68a53a6e961b9ee9090463375b0493a05860cff7fefa28f1aee8e8c861147e4d4eea4603f16611893c08410d0bc1b06e175e6733cd2ea14bf06df0534c1fa64581e4584793aba82ce8c8462f15bfaa5cccfd764b9b4a5355f5ca11d60bd2a07b2c15f90d7cb7a53bc5a7adea3018f26e41abbaff50ca76818fec0f8c339a8f428a1440e98f86cdc1165e63107a1846a824f1c9acd278a63039d7e0d044a9f43186b569991b2ad8faa3f2ffd8915e572dbc0d6c8d85492a2b53fc87cea3b298a3e87b7a5337d8bff0cd0d8a00dbb5bf723be83a5291e1119b6e7d0fb4a5ff4b1ba7912ff56b38ecae85c023465514c28879f2a94f391e40ed07a05e215eb02ffb00d88d32ca1027f9d350f558c908e78bdfb6d8c8d9b3219dc9030e1aac7bfb9f6f70cb21cfc6df389ba793a5640630556a99bf2a3b54ccd6a642fdb31a31e73c8e708e83f4a587ba063724ee0955b1c8b737f0039e438916607f72ef54503f0b917856c054a6975e9da1e866e0e1e8b76b9361f5ddfd1413cfebacc87e15272dc6df05246a2b9aa67f8d3a4b557d50a30e6f4a7bfac5ff1601f1d3bf7f74769ba8c0168e12e9dbbec69e778e7b228588802ef73fa586080e977f0908b373031883f4c42f8aef77e72eeb3c69a1187b4e0fb4b9d69cdc67d867022e10e84e87294c1d86fdef5e3393478058f9bc8d18e65d22134dc0eda136f38809a7cd1b2a3ffb9faa71303a1b37bbb440f1d2217e56a966a2b1fb7e3704e8aac198e88eb0a8e03e44ccedac5eaa1329ea5cfe29c3df6b04f0b9d8d1fa450203f52718a0115abe2f6de92eb9c49029c5a6f03e8e664a7b0c48bf884db37ff54e1e01c184b11a6df196961f2d3c821ac3a6cde3e800976c517045ba8da83647767a497b5f2f2791b1a7536bef86401c10e8a88a2e734e8c3e02d2531b778b147fd0766afbc2e29766b6de17a2e2e7ee4820f97f29c143891f0ba1c8664fc188e86483611b9db1ae892c73f74ac1cdb635594921b5d154b43ef424e9f170f7d32e776004205b0562409e395d6aad7e26ca22a8393ee6ac1b15ca5966859e7d6b3850ada3b0ce9fabc6cb2e68a9d84529e350ab061448e64d681d2fba6a556f344372e4a46ac556c223b9ea8abb7f040262ab9d5e9800ec911a80d6adff37bd1722de905c49456b708b0a5be2c5808015255a4a4beb389b4d676e97077f96cc3077f6f5a05e797723084f02dfa04796c0eaa6e70aa91080d146ba704930cb059528ee4349ef7770183773301c99b633dddb1bde4fbbb499b150ebe2a838c62c8319c402ea716b01bf1ab20777dac57dc2396de9cc1cc48a1a976a4521a0b9435751378559ae3552bbdfef60585fc4dd73615f556549d30945007f0a610b6e91b952fdc75e48e39823c9636e5074a7f0751d79dced54d36974acbc98ff5c70af600a89a21cafca9f6c2193dd433244650be2c6dbc029394ecea2f660b470b86fc422fc141e193cdcdb1187981f2241745a60ad240d2fa8c51b8bfa56b6f283d616308393ebe5c15cfa18086034e1927f4d702c9b2d753fa29d83c8cb3983fc84081ecd1765661b242af7e8aed112a752807179c9171eb522ddd5ba4a8106b5203192838f65bb41f0bf1603a81ca7eaee2f7f85ec7d0dbed28508e15c1216deb847d302348e611672b91f4a0a9c7cc8eff22a09f28140cbd61e07da3a553b5acabbd04b2f6e8d37227bb12d89726e32c4170e2f2b6d5a45a1b43c25a9ee00960c53edaadab4947174cafc63daf9e74b8aa2a1fb87f5d1976fd6369bb679c80fcc605583d4d8a0377ad03b8ad43bd2446ef790f408dbdde343be77d36c438303cd4d706627f76ddae7c7fb16edab763e6e952d6c1dc9ef6de11bcf366199902a24a2c1c0a14468351b05a9b557b16460baa038d8bcc2c281dc62c4717ef5c36f0da7ae1dc04bec14eb6958b2317511d9166768b9d33bbe4c589c3827a3092671db95f3662e23dc75774687b044f5f00ac792ed3fd22776a7e30b4ffcb1a7446502110e0fd225c2793f6d8f64d411a2a6e3dda21d4e1fc6fc63ea17b6417a3348f967e92fba50fab7feee6d1aa9eaacc21ba552c755d87f0e0879362176ca3d63c7fcf551690ae4da5dd9376c4233a44463e77fcbea96793e32c5a6df0c03b013de9466a4d60950d3568a884e13914f45d205ce4f5ff19d3a52124a70bc84e525abc03f164db70130af239dd82bcc0860872e9cc5cb61ca772ff8470587e91a07f7b192f4ba66ad8781ba8f3d96e63180af321caeae0627d1b9c7c242a4b43213d0c539eaf56c9d61fe0e0691c4a13a386ae06e79ede9852ad38e5fb976a22d81ad39637cd7ec688b277a13d036c55a9acc3c4327634ddca1810340de773789d620f816711bb7f8c3920b13a021a339b3a2723da93d47656506b3265aae580e26bf02aac982b43afb175bc2b697542185c97ad1b246c9062d85c4a8a79bb0afdd03be38e22d111a7fcd2e8cde3e2ea52b834772d1de76c9b75f56ba938e59125c8c36e9a45a4bacebe7421fb17b88dc901608ae592626c536f15e54c2935eec09f1b240fdaded28cfb6033fc3e31ab7b93ca9ef5a83a7fca2f4db4937c62c5214c474c9778a6fd33f322c5c21ff7f3494aa99bd1afa8bfe1d5dc85645a76ee5fde0f4c5f1775e4d92a1e542a67e86f8910b61b932b6c35fd11065d172e547b4f775db4686715bc47cf2de954d64ece08c16caa57146c74a59a6f6a07569c6ff7f3d9e0cf46bdb82f7b73ab8989fdba8347659d0d343ee49c536667c82a5f502376b508ffde5195c40ce5f7567cfb031248e17cc7df5310083875f7365cfbdc60d2bccd10fe6234e8d741d74ed9d9bcb676fe0ee1b19a3b90d8b0d1b4e757283a73c9157450790eff914decb8ea520f0063a3e5427c4114800c60f08513baed1c6080f3858ba20deb4155e790ebd401107bf5479a6c62ceb3138ec24b69e207e8fa6320b585568724a8c2c478b7b6a60c60c3430b40df39e0604d90b6835af830339013e93145b6f4497e60679d6f6a4c803bf4425f314889fb4ec560f2b63ac94513a8806e9c803fef4ae4e0d3efdb83c2612a111f83bc2e46549d41d267ef4d84db9cf5fd7f45edc142624476bab579ea15a3caafa93ad3cbf897d6d4cc1ef78f9b044c64fd14037d34cf83133e02d7d17c9da7de77a443fcf2e08ec09ed41ee6de194945a6dcc280d9b3fba3b1a5892397ee4444db2d4df80b4fbfc251761ec6f866209d302675b089ebd3cf1af3636296a3a849c6d05f6bc4b2969e6b347bf18e4f7e6ebff0c6f5c98c59fb55d349b40e9b18f21b05e6488bdf604bf6d1d14c5e846a6b7d09ca86fc5ca52d5334c01c72903e9cf1f2fc1a146bfd5e49dc6fcfce5e88b0faadf8558248a76e1024f991bd76a64b9e98250a2fcb8a9c8c300a67a54ace2032bd44e92e4b04919e31ce94e40951baee67af8da4de6142981128ca0ef8a2b71db7b0500b16bc38c5b139f720ac4b9ebc611bc947a6bdba651a93893675ba40938365f11f22ffbe44552faeab2e30b999fb260adb4bfed88f8d793485e504bc9abe7470e546b7dd8fa7958a90362db6ba4b7731eae10a9812a8996204663502fd0ba8c0a395d8bd7dd5be8464059b5e81cd7adb18521532203e69186b9681fadf8bdd44621b2f92a27d7d5c6d552ed17ec8283bed00e855d7b5a506821e997a2603dc2820dab83a07ac47d05a403604a70ee27b57b043fd558ea78931e6e0b7abf1834a07cc564f6e493f12b511dacac47aba5846075b625b2d847a84430248598ada7af1bfb75e9e9dab00af3fb631eee6d1d3ac7ab4e799862c31b49a8fa741130f72521c9618e9a571eb0e1a3881f1fe18fde1c1991631f6e4ca0a0ade9055b1ab992aae442c24b19acf7d78d4eb891c7eb3b77f15b5f90d9b43572b9dcc3ad9eb71efbb1eedb4134fdb5f96058779c904c80e27191eccdd2c71278633adfba80db9942f57c44d8b92ae05ce16de3cd0d6a0587a6aa4dc74655988b1699873854aaeab9c665334f70fe6b51274f99e2287cf25f1dbce66c0645c75b79bd5ae404802efe8a39afa60d93df5c66375a773fbe777df9d0ab126733f377bdd672b1cbe6b662b7f5ef1b8f13e2dd930a7880b5c48fd9d6bc284e93bcd62337f99ba8a7084e5a002b135a5e192159c361d4d40d2665a520aad2f70e90a8419ab343ab96ccd2f51a7081b5aa29ec1f33680993e2d24de4f7bdff459743f4997ca322fe9549a4688", @generic="2b87a241b1567c297abcda65b44bd15c2e193f194b9807a9cd06adffbc11b3e7c7a17f4da8e58b33e9668f4f51feb7fedcde5ed4014e223f291a"]}, @typed={0x8, 0x6d, @uid=r3}]}, 0x1060}, {&(0x7f00000019c0)=ANY=[@ANYBLOB="180000004200000826bd7000fbdbdf2508009200f5ad991c13ea6e082ec87fcf7d87ed7ba0b227b3a3ab3a14f95619dc50279e435cb9ace669e75c6fc8ec780c833f215727fbd177e191d5b4d0de57fc037aa2b9b09c02a57e0d6e79b09141f9ac98c7e056", @ANYRES32=r4], 0x18}], 0x3, &(0x7f0000001840)=[@cred={0x20, 0x1, 0x2, r5, r6, r7}, @rights={0x30, 0x1, 0x1, [r2, r2, r2, r0, r2, r0, r0]}, @cred={0x20, 0x1, 0x2, 0x0, r8, r9}, @rights={0x28, 0x1, 0x1, [r2, r2, r2, r0, r2]}, @rights={0x20, 0x1, 0x1, [r0, r2, r0]}, @rights={0x18, 0x1, 0x1, [r0]}, @rights={0x18, 0x1, 0x1, [r2]}, @rights={0x30, 0x1, 0x1, [r0, r2, r0, r2, r2, r0, r0, r0]}], 0x118, 0x1}, 0x24000000) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000100), 0x4) sendto$inet6(r0, &(0x7f0000000300), 0xfd90, 0x0, &(0x7f00000000c0)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}, 0x1c) r10 = getpgrp(0xffffffffffffffff) sched_getaffinity(r10, 0x8, &(0x7f0000000140)) [ 625.698474] FAULT_INJECTION: forcing a failure. [ 625.698474] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 625.710384] CPU: 1 PID: 4270 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 625.718700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 625.728052] Call Trace: [ 625.730647] dump_stack+0x1c9/0x2b4 [ 625.734278] ? dump_stack_print_info.cold.2+0x52/0x52 [ 625.739695] ? perf_trace_lock+0xde/0x920 [ 625.743855] should_fail.cold.4+0xa/0x11 [ 625.747927] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 625.753037] ? find_get_entry+0xa6d/0x1120 [ 625.757277] ? lock_downgrade+0x8f0/0x8f0 [ 625.761432] ? lock_release+0xa30/0xa30 [ 625.765416] ? lock_acquire+0x1e4/0x540 [ 625.769387] ? fs_reclaim_acquire+0x20/0x20 [ 625.773711] ? lock_downgrade+0x8f0/0x8f0 [ 625.777861] ? check_same_owner+0x340/0x340 [ 625.782185] ? rcu_note_context_switch+0x730/0x730 [ 625.787115] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 625.792139] __alloc_pages_nodemask+0x36e/0xdb0 [ 625.796816] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 625.801834] ? trace_hardirqs_on+0x10/0x10 [ 625.806073] ? shmem_add_to_page_cache+0xd82/0x1440 [ 625.811088] ? lock_downgrade+0x8f0/0x8f0 [ 625.815242] ? kasan_check_read+0x11/0x20 [ 625.819394] ? do_raw_spin_unlock+0xa7/0x2f0 [ 625.823806] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 625.828390] ? perf_trace_lock+0xde/0x920 [ 625.832543] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 625.838081] alloc_pages_vma+0xdd/0x540 [ 625.842064] shmem_alloc_page+0xa8/0x190 [ 625.846123] ? shmem_swapin+0x230/0x230 [ 625.850117] shmem_alloc_and_acct_page+0x1f1/0x820 [ 625.855050] ? shmem_getattr+0x2c0/0x2c0 [ 625.859115] ? do_raw_spin_unlock+0xa7/0x2f0 [ 625.863526] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 625.868110] ? kasan_check_write+0x14/0x20 [ 625.872352] shmem_getpage_gfp+0x6ea/0x3ec0 [ 625.876690] ? shmem_writepage+0x13a0/0x13a0 [ 625.881105] ? cpuacct_charge+0x2eb/0x5d0 [ 625.885258] ? trace_hardirqs_on+0x10/0x10 [ 625.889497] ? update_load_avg+0x2de/0x2590 [ 625.893824] ? trace_hardirqs_on+0x10/0x10 [ 625.898058] ? attach_entity_load_avg+0x860/0x860 [ 625.902905] ? trace_hardirqs_on+0x10/0x10 [ 625.907144] ? cpuacct_charge+0x30a/0x5d0 [ 625.911292] ? perf_trace_lock+0xde/0x920 [ 625.915442] ? trace_hardirqs_on+0x10/0x10 [ 625.919676] ? zap_class+0x740/0x740 [ 625.923390] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 625.928927] ? page_mapping+0x44f/0x5e0 [ 625.932907] ? shmem_parse_options.cold.55+0x4e/0x4e [ 625.938015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 625.943558] ? __set_page_dirty_no_writeback+0x14a/0x290 [ 625.949007] ? do_writepages+0x1a0/0x1a0 [ 625.953073] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 625.958093] ? perf_trace_lock+0xde/0x920 [ 625.962241] ? perf_trace_lock+0xde/0x920 [ 625.966390] ? do_writepages+0x1a0/0x1a0 [ 625.970452] ? set_page_dirty+0x36f/0x6f0 [ 625.974602] ? __writepage+0xe0/0xe0 [ 625.978330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 625.983875] ? balance_dirty_pages_ratelimited+0x1f7/0x2200 [ 625.989593] ? lock_acquire+0x1e4/0x540 [ 625.993568] ? is_bpf_text_address+0xae/0x170 [ 625.998068] ? lock_downgrade+0x8f0/0x8f0 [ 626.002221] ? balance_dirty_pages+0x37b0/0x37b0 [ 626.006977] ? unlock_page+0x1d1/0x2c0 [ 626.010871] ? wake_up_page_bit+0x5b0/0x5b0 [ 626.015196] ? trace_hardirqs_on+0x10/0x10 [ 626.019444] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 626.024981] ? shmem_write_end+0x374/0x9a0 [ 626.029220] ? shmem_unused_huge_scan+0x180/0x180 [ 626.034064] ? current_time+0x72/0x1b0 [ 626.037956] ? lock_downgrade+0x8f0/0x8f0 [ 626.042105] ? kasan_check_read+0x11/0x20 [ 626.046255] ? memcpy+0x45/0x50 [ 626.049538] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 626.055075] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 626.060093] ? iov_iter_advance+0x2ec/0x14e0 [ 626.064507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 626.070044] ? iov_iter_fault_in_readable+0x23d/0x460 [ 626.075234] ? copy_page_from_iter+0x890/0x890 [ 626.079823] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 626.084860] shmem_write_begin+0x10a/0x1e0 [ 626.089102] generic_perform_write+0x3ae/0x6c0 [ 626.093695] ? add_page_wait_queue+0x2c0/0x2c0 [ 626.098281] ? current_time+0x1b0/0x1b0 [ 626.102261] ? down_write+0x8f/0x130 [ 626.105980] __generic_file_write_iter+0x26e/0x630 [ 626.110916] generic_file_write_iter+0x438/0x870 [ 626.115679] ? __generic_file_write_iter+0x630/0x630 [ 626.120988] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 626.126526] ? iov_iter_init+0xc9/0x1f0 [ 626.130504] __vfs_write+0x6af/0x9d0 [ 626.134220] ? kernel_read+0x120/0x120 [ 626.138108] ? lock_release+0xa30/0xa30 [ 626.142084] ? check_same_owner+0x340/0x340 [ 626.146427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 626.151971] ? __sb_start_write+0x17f/0x300 [ 626.156320] vfs_write+0x1fc/0x560 [ 626.159870] kernel_write+0xab/0x120 [ 626.163590] big_key_preparse+0x41b/0x660 [ 626.167745] ? big_key_alloc_buffer+0x380/0x380 [ 626.172445] ? big_key_alloc_buffer+0x380/0x380 [ 626.177141] key_create_or_update+0x583/0x1120 [ 626.181729] ? key_type_lookup+0xd0/0xd0 [ 626.185792] ? join_session_keyring+0x340/0x340 [ 626.190481] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 626.196019] __x64_sys_add_key+0x3cf/0x4e0 [ 626.200263] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 626.206188] do_syscall_64+0x1b9/0x820 [ 626.210087] ? finish_task_switch+0x1d3/0x870 [ 626.214614] ? syscall_return_slowpath+0x5e0/0x5e0 [ 626.219557] ? syscall_return_slowpath+0x31d/0x5e0 [ 626.224506] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 626.229533] ? prepare_exit_to_usermode+0x291/0x3b0 [ 626.234559] ? perf_trace_sys_enter+0xb10/0xb10 [ 626.239241] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 626.244103] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 626.249295] RIP: 0033:0x455a79 [ 626.252483] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 626.271811] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 626.279583] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 626.286944] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 626.294224] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 626.301498] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 626.308771] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000002d [ 626.317481] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 626.339858] FAT-fs (loop5): count of clusters too big (16747518) [ 626.346089] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:39 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x240) ioctl$VT_OPENQRY(r3, 0x5600, &(0x7f0000000080)) ioctl$KVM_SET_CPUID2(r2, 0x4008ae90, &(0x7f0000000340)={0x2, 0x0, [{0x7, 0x0, 0x0, 0x0, 0x0, 0xfdfdffff}, {0x1, 0x0, 0x0, 0x0, 0x0, 0x3f}]}) [ 626.373325] FAT-fs (loop5): count of clusters too big (16747518) [ 626.379704] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:39 executing program 2 (fault-call:0 fault-nth:46): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:39 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x6800000000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:39 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8fffffff60283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 626.424258] Unknown ioctl 4724 03:36:39 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0xbf00}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) [ 626.471467] Unknown ioctl 4724 03:36:39 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x1ea, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 626.563990] FAULT_INJECTION: forcing a failure. [ 626.563990] name failslab, interval 1, probability 0, space 0, times 0 [ 626.575306] CPU: 1 PID: 4304 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 626.583623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.592974] Call Trace: [ 626.595567] dump_stack+0x1c9/0x2b4 [ 626.599199] ? dump_stack_print_info.cold.2+0x52/0x52 [ 626.604399] ? __kernel_text_address+0xd/0x40 [ 626.608900] ? unwind_get_return_address+0x61/0xa0 [ 626.613844] should_fail.cold.4+0xa/0x11 [ 626.617918] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 626.623029] ? save_stack+0xa9/0xd0 [ 626.626664] ? save_stack+0x43/0xd0 [ 626.630293] ? kasan_kmalloc+0xc4/0xe0 [ 626.634183] ? kmem_cache_alloc_trace+0x152/0x780 [ 626.639027] ? assoc_array_insert+0xf0/0x2f80 [ 626.643526] ? __key_link_begin+0x135/0x300 [ 626.647849] ? key_create_or_update+0x627/0x1120 [ 626.652611] ? do_syscall_64+0x1b9/0x820 [ 626.656679] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 626.662046] ? unwind_get_return_address+0x61/0xa0 [ 626.666979] ? __save_stack_trace+0x8d/0xf0 [ 626.671310] ? lock_acquire+0x1e4/0x540 [ 626.675286] ? fs_reclaim_acquire+0x20/0x20 [ 626.679632] ? lock_downgrade+0x8f0/0x8f0 [ 626.683784] ? check_same_owner+0x340/0x340 [ 626.688108] ? kasan_check_read+0x11/0x20 [ 626.692257] ? rcu_note_context_switch+0x730/0x730 [ 626.697192] ? assoc_array_subtree_iterate+0x690/0x690 [ 626.702466] __should_failslab+0x124/0x180 [ 626.706703] should_failslab+0x9/0x14 [ 626.710505] kmem_cache_alloc_trace+0x2cb/0x780 [ 626.715187] ? _raw_spin_unlock_irqrestore+0x63/0xc0 [ 626.720299] assoc_array_insert+0x84c/0x2f80 [ 626.725058] ? lock_release+0xa30/0xa30 [ 626.729033] ? check_same_owner+0x340/0x340 [ 626.733361] ? rcu_note_context_switch+0x730/0x730 [ 626.738295] ? assoc_array_cancel_edit+0x90/0x90 [ 626.743049] ? down_write+0x8f/0x130 [ 626.746765] ? __key_link_begin+0xa7/0x300 [ 626.751005] ? down_read+0x1d0/0x1d0 [ 626.754751] __key_link_begin+0x135/0x300 [ 626.758899] key_create_or_update+0x627/0x1120 03:36:40 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x10100, 0x0) ioctl$RTC_IRQP_READ(r1, 0x8008700b, &(0x7f0000000080)) r2 = socket$inet_smc(0x2b, 0x1, 0x0) r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x400, 0x0) ioctl$VT_RELDISP(r3, 0x5605) listen(r2, 0x0) poll(&(0x7f0000000100)=[{r2}], 0x1, 0x3) [ 626.763481] ? key_type_lookup+0xd0/0xd0 [ 626.767550] ? join_session_keyring+0x340/0x340 [ 626.772239] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 626.777784] __x64_sys_add_key+0x3cf/0x4e0 [ 626.782032] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 626.787924] do_syscall_64+0x1b9/0x820 [ 626.791821] ? finish_task_switch+0x1d3/0x870 [ 626.796319] ? syscall_return_slowpath+0x5e0/0x5e0 [ 626.801251] ? syscall_return_slowpath+0x31d/0x5e0 [ 626.806188] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 626.811209] ? prepare_exit_to_usermode+0x291/0x3b0 [ 626.816232] ? perf_trace_sys_enter+0xb10/0xb10 [ 626.820907] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 626.825758] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 626.830957] RIP: 0033:0x455a79 [ 626.834160] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 626.853441] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 03:36:40 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0x4000000000000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:40 executing program 6: r0 = socket$inet6(0x10, 0x3, 0x0) pwrite64(r0, &(0x7f0000000080)="f13b4018a02a1425bfd11c12dfd2df1d3d39ccb778bf2822496f00889aeffdd141b6880211aeb54a33edce6686d35cf624d26402ce5ed0bd1c191d6e273ba4532031b851bba91c6147efd86a4fffa4c9425a5713b3e22a03b8405a49cf04cebcbf05dcb2bb49505d", 0x68, 0x0) sendmsg(r0, &(0x7f00000002c0)={&(0x7f0000000100)=@generic={0x11, "1cbc5d56128fad782df55e9315504e76da3c87b9c9ddda005565cd8d5535878cf4fa5d159c2222b2b98e420f5ad1dfcf9505e7905e8d7af48171f2cbb96cf50dcba01cf08be5a0b75e7f70823f574bf89cae559e6789bb646ba8f34db4e35396ee85b25552ecf3b2ffe675a64d4de71ab142c3420e413d595f85c5294a52"}, 0x80, &(0x7f0000000180), 0x0, &(0x7f00000001c0)=[{0xd8, 0x117, 0x4a7, "ddaa85fe1dbccbf374a60f05bc8f2f6ff9fcade3a4fc4a988758ef67d747164e9d6e9c87e4d7c082c47d983d8ecab303693626180d255f63ce1effdf7bf2f5317fbafbdd1b026bc179827258cbac628cb723b99c9c5e6f007d46d5741ec74254cc5383e9b1385ef433cf08ee01586ea811ef92acfb0035e5d1ed9d6c1093106e8df8db62693c55895d7f31ea0b2d316338e5e36a5038995a61eed10680b409d932c608f4b42f78724a51fceafcbc403bc62c05cdd4086b10ba16d998ed9d314e86e37f71fb4787"}], 0xd8, 0x24000884}, 0x0) socket$inet(0x2, 0x7, 0x4) sendmsg(r0, &(0x7f0000002fc8)={&(0x7f0000000000)=@nl=@kern={0x10}, 0x80, &(0x7f0000002000)=[{&(0x7f000000dfaa)="5500000018007f5300fe01b2a4a280930a06000000a84306910000003900090035000c00060000001900150006000000000000dc1338d54400009b84136ef75afb83de4411001600c43ab8220000060cec4fab91d4", 0x55}], 0x1, &(0x7f0000000400)}, 0x0) [ 626.861189] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 626.868470] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 626.875750] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 626.883982] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 626.891255] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000002e 03:36:40 executing program 2 (fault-call:0 fault-nth:47): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 626.928564] FAT-fs (loop5): count of clusters too big (16776958) [ 626.934908] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:40 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x400000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:40 executing program 3: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000069c000)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0x40085112, &(0x7f0000b18000)={{0xffffff92}, {0xffffffb0, 0x2}, 0xfffffffdffff8000}) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r0, &(0x7f0000000000)={0x10}) [ 626.993927] FAT-fs (loop5): count of clusters too big (16776958) [ 627.000215] FAT-fs (loop5): Can't find a valid FAT filesystem [ 627.033261] netlink: 13 bytes leftover after parsing attributes in process `syz-executor6'. [ 627.056070] netlink: 13 bytes leftover after parsing attributes in process `syz-executor6'. 03:36:40 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f800000f970283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:40 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vga_arbiter\x00', 0x0, 0x0) accept4$packet(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000140)=0x14, 0x80000) bind$xdp(r1, &(0x7f0000000180)={0x2c, 0x2, r2, 0x22}, 0x10) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f00000002c0)={{0x1, 0xfffffffffffffff8}, 'port0\x00', 0x4c, 0x20020, 0x3, 0xff, 0x200, 0x1a757347, 0x9, 0x0, 0x1, 0x10000}) r3 = socket$inet6(0xa, 0x8, 0x0) r4 = getpgrp(0x0) fstat(r3, &(0x7f0000000040)) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f00000001c0)={'vcan0\x00', r2}) ioctl$IOC_PR_REGISTER(r1, 0x401870c8, &(0x7f0000000200)={0x7, 0x4b, 0x1}) r5 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, r4, 0x0, 0xffffffffffffffff, 0x0) rt_sigtimedwait(&(0x7f0000448000), &(0x7f0000d31ff0), &(0x7f00007adff0)={0x77359400}, 0x8) dup3(r3, r5, 0x0) 03:36:40 executing program 6: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00008f0000)='/dev/ptmx\x00', 0x0, 0x0) ppoll(&(0x7f0000000080)=[{r0}], 0x1, &(0x7f00000000c0)={0x77359400}, &(0x7f0000000100), 0x8) r1 = fcntl$dupfd(r0, 0x0, r0) syz_open_dev$admmidi(&(0x7f0000000140)='/dev/admmidi#\x00', 0x1c, 0x490200) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000001400)=0x11) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000040)) ioctl$TIOCGSOFTCAR(r0, 0x5423, &(0x7f0000000000)) 03:36:40 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x7400, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:40 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8c0ed00000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 627.239846] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 627.314396] FAULT_INJECTION: forcing a failure. [ 627.314396] name failslab, interval 1, probability 0, space 0, times 0 [ 627.325725] CPU: 0 PID: 4351 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 627.334037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 627.343381] Call Trace: [ 627.345970] dump_stack+0x1c9/0x2b4 [ 627.349598] ? dump_stack_print_info.cold.2+0x52/0x52 [ 627.354785] ? perf_trace_lock+0xde/0x920 [ 627.358934] should_fail.cold.4+0xa/0x11 [ 627.362994] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 627.368094] ? perf_trace_lock+0xde/0x920 [ 627.372245] ? kmem_cache_alloc_trace+0x152/0x780 [ 627.377085] ? assoc_array_insert+0x84c/0x2f80 [ 627.381664] ? __key_link_begin+0x135/0x300 [ 627.385979] ? key_create_or_update+0x627/0x1120 [ 627.390733] ? __x64_sys_add_key+0x3cf/0x4e0 [ 627.395144] ? zap_class+0x740/0x740 [ 627.398858] ? lock_acquire+0x1e4/0x540 [ 627.402830] ? key_user_lookup+0x21e/0x620 [ 627.407063] ? lock_downgrade+0x8f0/0x8f0 [ 627.411210] ? refcount_inc_not_zero+0x1e5/0x2f0 [ 627.415987] ? kasan_check_read+0x11/0x20 [ 627.420134] ? do_raw_spin_unlock+0xa7/0x2f0 [ 627.424547] ? lock_acquire+0x1e4/0x540 [ 627.428516] ? fs_reclaim_acquire+0x20/0x20 [ 627.432835] ? lock_downgrade+0x8f0/0x8f0 [ 627.436986] ? check_same_owner+0x340/0x340 [ 627.441302] ? key_alloc+0x40e/0x10d0 [ 627.445103] ? rcu_note_context_switch+0x730/0x730 [ 627.450033] __should_failslab+0x124/0x180 [ 627.454271] should_failslab+0x9/0x14 [ 627.458071] kmem_cache_alloc+0x2af/0x760 [ 627.462219] ? kasan_check_write+0x14/0x20 [ 627.466453] ? do_raw_spin_lock+0xc1/0x200 [ 627.470688] key_alloc+0x41f/0x10d0 [ 627.474323] ? key_user_put+0x70/0x70 [ 627.478122] ? _raw_spin_unlock+0x22/0x30 [ 627.482268] ? security_key_permission+0x94/0xc0 [ 627.487028] ? key_task_permission+0x1ba/0x390 [ 627.491608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 627.497146] key_create_or_update+0x8d1/0x1120 [ 627.501732] ? key_type_lookup+0xd0/0xd0 [ 627.505795] ? join_session_keyring+0x340/0x340 [ 627.510482] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 627.516021] __x64_sys_add_key+0x3cf/0x4e0 [ 627.520264] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 627.526152] ? syscall_slow_exit_work+0x500/0x500 [ 627.531025] do_syscall_64+0x1b9/0x820 [ 627.534913] ? syscall_return_slowpath+0x5e0/0x5e0 [ 627.539843] ? syscall_return_slowpath+0x31d/0x5e0 [ 627.544772] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 627.549786] ? prepare_exit_to_usermode+0x291/0x3b0 [ 627.554799] ? perf_trace_sys_enter+0xb10/0xb10 [ 627.559469] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 627.564318] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 627.569500] RIP: 0033:0x455a79 [ 627.572677] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 627.592175] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 627.599884] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 627.607149] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 03:36:40 executing program 2 (fault-call:0 fault-nth:48): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 627.614431] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 627.621699] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 627.628965] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 000000000000002f 03:36:41 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x2a7, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 627.741169] FAT-fs (loop5): count of clusters too big (15581182) [ 627.747556] FAT-fs (loop5): Can't find a valid FAT filesystem [ 627.782377] FAT-fs (loop5): count of clusters too big (15581182) [ 627.788718] FAT-fs (loop5): Can't find a valid FAT filesystem [ 627.808979] FAULT_INJECTION: forcing a failure. [ 627.808979] name failslab, interval 1, probability 0, space 0, times 0 [ 627.820300] CPU: 1 PID: 4366 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 627.828620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 627.837980] Call Trace: [ 627.840599] dump_stack+0x1c9/0x2b4 [ 627.844235] ? dump_stack_print_info.cold.2+0x52/0x52 [ 627.849440] ? __kernel_text_address+0xd/0x40 [ 627.853948] ? unwind_get_return_address+0x61/0xa0 [ 627.858886] should_fail.cold.4+0xa/0x11 [ 627.862959] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 627.868070] ? save_stack+0xa9/0xd0 [ 627.871711] ? save_stack+0x43/0xd0 [ 627.875347] ? kasan_kmalloc+0xc4/0xe0 [ 627.879237] ? kmem_cache_alloc_trace+0x152/0x780 [ 627.884086] ? assoc_array_insert+0xf0/0x2f80 [ 627.888592] ? __key_link_begin+0x135/0x300 [ 627.892924] ? key_create_or_update+0x627/0x1120 [ 627.897687] ? do_syscall_64+0x1b9/0x820 [ 627.901758] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 627.907131] ? unwind_get_return_address+0x61/0xa0 [ 627.912066] ? __save_stack_trace+0x8d/0xf0 [ 627.916401] ? lock_acquire+0x1e4/0x540 [ 627.920378] ? fs_reclaim_acquire+0x20/0x20 [ 627.924712] ? lock_downgrade+0x8f0/0x8f0 [ 627.928868] ? check_same_owner+0x340/0x340 [ 627.933198] ? kasan_check_read+0x11/0x20 [ 627.937348] ? rcu_note_context_switch+0x730/0x730 [ 627.942281] ? assoc_array_subtree_iterate+0x690/0x690 [ 627.944558] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 627.947558] __should_failslab+0x124/0x180 [ 627.947577] should_failslab+0x9/0x14 [ 627.947598] kmem_cache_alloc_trace+0x2cb/0x780 [ 627.947612] ? _raw_spin_unlock_irqrestore+0x63/0xc0 [ 627.947633] assoc_array_insert+0x84c/0x2f80 [ 627.978085] ? lock_release+0xa30/0xa30 [ 627.982069] ? check_same_owner+0x340/0x340 [ 627.986396] ? rcu_note_context_switch+0x730/0x730 [ 627.991334] ? assoc_array_cancel_edit+0x90/0x90 [ 627.996097] ? down_write+0x8f/0x130 [ 627.999821] ? __key_link_begin+0xa7/0x300 [ 628.004055] ? down_read+0x1d0/0x1d0 [ 628.007775] __key_link_begin+0x135/0x300 [ 628.011929] key_create_or_update+0x627/0x1120 [ 628.016527] ? key_type_lookup+0xd0/0xd0 [ 628.020596] ? join_session_keyring+0x340/0x340 [ 628.025280] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 628.030822] __x64_sys_add_key+0x3cf/0x4e0 [ 628.035056] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 628.041032] do_syscall_64+0x1b9/0x820 [ 628.044919] ? syscall_slow_exit_work+0x500/0x500 [ 628.049760] ? syscall_return_slowpath+0x5e0/0x5e0 [ 628.054692] ? syscall_return_slowpath+0x31d/0x5e0 [ 628.059619] ? prepare_exit_to_usermode+0x291/0x3b0 [ 628.064631] ? perf_trace_sys_enter+0xb10/0xb10 [ 628.069301] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 628.074145] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 628.079331] RIP: 0033:0x455a79 [ 628.082534] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 628.101818] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 628.109527] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 628.116793] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 [ 628.124062] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 03:36:41 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f800000f980283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:41 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f806a500000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:41 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x0, {0x7}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:41 executing program 2 (fault-call:0 fault-nth:49): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 628.131325] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 628.138590] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000030 [ 628.239564] Unknown ioctl 4724 [ 628.298893] FAULT_INJECTION: forcing a failure. [ 628.298893] name failslab, interval 1, probability 0, space 0, times 0 [ 628.310226] CPU: 0 PID: 4392 Comm: syz-executor2 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 628.318538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 628.327914] Call Trace: [ 628.330506] dump_stack+0x1c9/0x2b4 [ 628.334137] ? dump_stack_print_info.cold.2+0x52/0x52 [ 628.339337] ? perf_trace_lock+0xde/0x920 [ 628.343519] should_fail.cold.4+0xa/0x11 [ 628.347590] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 628.352694] ? perf_trace_lock+0xde/0x920 [ 628.356840] ? kmem_cache_alloc_trace+0x152/0x780 [ 628.361681] ? assoc_array_insert+0x84c/0x2f80 [ 628.366263] ? __key_link_begin+0x135/0x300 [ 628.370586] ? key_create_or_update+0x627/0x1120 [ 628.375341] ? __x64_sys_add_key+0x3cf/0x4e0 [ 628.379757] ? zap_class+0x740/0x740 [ 628.383478] ? lock_acquire+0x1e4/0x540 [ 628.387463] ? key_user_lookup+0x21e/0x620 [ 628.391701] ? lock_downgrade+0x8f0/0x8f0 [ 628.395850] ? refcount_inc_not_zero+0x1e5/0x2f0 [ 628.400619] ? kasan_check_read+0x11/0x20 [ 628.404765] ? do_raw_spin_unlock+0xa7/0x2f0 [ 628.409184] ? lock_acquire+0x1e4/0x540 [ 628.413162] ? fs_reclaim_acquire+0x20/0x20 [ 628.416881] Unknown ioctl 4724 [ 628.417480] ? lock_downgrade+0x8f0/0x8f0 [ 628.417501] ? check_same_owner+0x340/0x340 [ 628.417514] ? key_alloc+0x40e/0x10d0 [ 628.417533] ? rcu_note_context_switch+0x730/0x730 [ 628.438378] __should_failslab+0x124/0x180 [ 628.442616] should_failslab+0x9/0x14 [ 628.446415] kmem_cache_alloc+0x2af/0x760 [ 628.450560] ? kasan_check_write+0x14/0x20 [ 628.454794] ? do_raw_spin_lock+0xc1/0x200 [ 628.459035] key_alloc+0x41f/0x10d0 [ 628.462668] ? key_user_put+0x70/0x70 [ 628.466470] ? _raw_spin_unlock+0x22/0x30 [ 628.470627] ? security_key_permission+0x94/0xc0 [ 628.475390] ? key_task_permission+0x1ba/0x390 [ 628.479976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 628.485512] key_create_or_update+0x8d1/0x1120 [ 628.490098] ? key_type_lookup+0xd0/0xd0 [ 628.494171] ? join_session_keyring+0x340/0x340 [ 628.498859] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 628.504401] __x64_sys_add_key+0x3cf/0x4e0 [ 628.508641] ? key_get_type_from_user.constprop.7+0x110/0x110 [ 628.514536] do_syscall_64+0x1b9/0x820 [ 628.518427] ? syscall_return_slowpath+0x5e0/0x5e0 [ 628.523358] ? syscall_return_slowpath+0x31d/0x5e0 [ 628.528299] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 628.533316] ? prepare_exit_to_usermode+0x291/0x3b0 [ 628.538333] ? perf_trace_sys_enter+0xb10/0xb10 [ 628.543009] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 628.547855] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 628.553039] RIP: 0033:0x455a79 [ 628.556221] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 628.575526] RSP: 002b:00007f7884dfac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 628.583234] RAX: ffffffffffffffda RBX: 00007f7884dfb6d4 RCX: 0000000000455a79 [ 628.590501] RDX: 0000000020000200 RSI: 0000000020000300 RDI: 0000000020000140 03:36:41 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x6, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:41 executing program 3: rt_sigaction(0x400000000000007, &(0x7f0000000040)={0x40046c}, &(0x7f0000000380), 0x8, &(0x7f0000000100)) r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero\x00', 0x1, 0x0) ioctl$EVIOCRMFF(r0, 0x40044581, &(0x7f00000000c0)=0x7) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x4, 0x44031, 0xffffffffffffffff, 0x0) syz_open_procfs$namespace(0x0, &(0x7f0000000000)="6772e281d3f482") 03:36:41 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0x1f000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:41 executing program 6: capset(&(0x7f000043fff8)={0x19980330}, &(0x7f0000092000)) r0 = memfd_create(&(0x7f00000001c0)="766d6e6574314a2d47504c7070703100cde354d0f202eb0b0b934b38648ebeb02d1d1358b7d14d589c3a0bd1fba6933df71e32639d13a1481ad68483c59838a3bbaffe80d55caf1d642505e4069907fdb4df584babc3e48bcb06719e526b4340d5838bf5001610b8ab455dd35bb094eece28c5ba628bbaf9d853a24a1ae581af99714eb42b2a27d18f4bc766347a160b732adce9d504f624e719d4b48718ba0f048d70b5700cb68437f80f8afc0844741f305086db3fa1984bb5762a0c126d3b96c903205eb5cce07e90583287", 0x5) accept4$unix(r0, &(0x7f0000001540), &(0x7f00000015c0)=0x6e, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x1df6e4a572d0864b, &(0x7f0000000140)=ANY=[@ANYBLOB="b702000000000000bfa30000000000004503000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000000000012d6405000000000065040400010000000704000001000000b7050000000000006a0a00fe00000000851000001a000000"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x5d4572e81381bf60}, 0x48) 03:36:41 executing program 2 (fault-call:0 fault-nth:50): add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 628.597768] RBP: 000000000072bea0 R08: fffffffffffffffe R09: 0000000000000000 [ 628.605050] R10: 000000000000d1b2 R11: 0000000000000246 R12: 0000000000000013 [ 628.612320] R13: 00000000004bb4e7 R14: 00000000004c8760 R15: 0000000000000031 [ 628.636293] FAT-fs (loop5): count of clusters too big (10814974) [ 628.642563] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:41 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8480000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 628.672286] FAT-fs (loop5): count of clusters too big (10814974) [ 628.678569] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:42 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x1ba, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:42 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x100000000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 628.725422] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue [ 628.755203] EXT4-fs (sda1): re-mounted. Opts: max_dir_size_kb=0x0000000000000000,,errors=continue 03:36:42 executing program 6: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc4b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$inet6_dccp(0xa, 0x6, 0x0) clock_gettime(0xfffffff4, &(0x7f00000029c0)) uselib(&(0x7f0000000000)='./file0\x00') 03:36:42 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x8000, 0x0) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000080), &(0x7f0000000100)=0x4) ioctl$KVM_GET_FPU(r1, 0x81a0ae8c, &(0x7f00000002c0)) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0xc01, 0x0) pwritev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)='Z', 0x1}], 0x1, 0x0) 03:36:42 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 628.906322] FAT-fs (loop5): Directory bread(block 2705) failed [ 628.912877] FAT-fs (loop5): Directory bread(block 2706) failed [ 628.919468] FAT-fs (loop5): Directory bread(block 2707) failed [ 628.933186] FAT-fs (loop5): Directory bread(block 2708) failed [ 628.940134] FAT-fs (loop5): Directory bread(block 2709) failed [ 628.946552] FAT-fs (loop5): Directory bread(block 2710) failed 03:36:42 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f80a0000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 628.959871] FAT-fs (loop5): Directory bread(block 2711) failed [ 628.966854] FAT-fs (loop5): Directory bread(block 2712) failed [ 628.973566] FAT-fs (loop5): Directory bread(block 2713) failed [ 628.983257] FAT-fs (loop5): Directory bread(block 2714) failed 03:36:42 executing program 6: r0 = socket$inet6(0xa, 0x805, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000180)={0x26, 'aead\x00', 0x0, 0x0, 'morus1280-generic\x00'}, 0x58) r2 = msgget(0x0, 0x220) msgctl$IPC_STAT(r2, 0x2, &(0x7f00000005c0)=""/232) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000080)="ab553fec94248c32e27d04000000288a", 0x10) r3 = accept$alg(r1, 0x0, 0x0) sendmsg$alg(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f0000000140), 0x0, &(0x7f00000004c0)=[@op={0x18, 0x117, 0x3, 0x1}, @assoc={0x18, 0x117, 0x4, 0x2f5}], 0x30}, 0x0) r4 = accept$inet(r0, 0x0, &(0x7f0000000740)) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f0000000780)={0x0, 0x4}, &(0x7f00000007c0)=0x8) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r4, 0x84, 0x6, &(0x7f0000000800)={r5, @in6={{0xa, 0x4e23, 0xffff, @local={0xfe, 0x80, [], 0xaa}, 0x8}}}, &(0x7f00000008c0)=0x84) recvmsg(r1, &(0x7f0000000480)={&(0x7f0000000200)=@ax25, 0x80, &(0x7f0000000440)=[{&(0x7f00000002c0)=""/186, 0xba}, {&(0x7f0000000380)=""/189, 0xbd}, {&(0x7f0000000040)=""/17, 0x11}], 0x3, &(0x7f0000000500)=""/134, 0x86, 0x4}, 0x41) write$binfmt_script(r3, &(0x7f0000000200)=ANY=[], 0x196) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/sequencer2\x00', 0x100, 0x0) ioctl$VT_SETMODE(r6, 0x5602, &(0x7f0000000700)={0x800, 0xffffffffffffffff, 0x3, 0x1f, 0x7fffffff}) recvmsg(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000013c0)=""/4096, 0x1000}], 0x1, &(0x7f0000000100)=""/123, 0x7b}, 0x0) 03:36:42 executing program 3: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000080)='cpuset.sched_load_balance\x00', 0x2, 0x0) write$cgroup_subtree(r1, &(0x7f0000000180)=ANY=[@ANYBLOB="c41acec38d0a04d824c393c1a0a40d492313c4220b351b6cf84f1f02fb3f725f02745db87e75c3339ee9a1457dfd095d1b2baf675852cbd847af13da629893abb2be03c48e12973c2d5b82f9278f50c4f6a5589fc715bdea54dfe8fcff5abeee6e772e791337a408663671ab92536e2b7ae1f8568432e595dd8fbd506ff0ae8f31a43a0a90890594843baee7d84084cc38bee44294bbc86cd6a1d10d15b7ed5ab8e248d160fe2843b9a4bf5c222d5d15a4a57bcb791f89bddf509ea1c767325138229a0b8c27a13ed7e9549ea01d43de1a9faf531fd077b3b67cfd73b293fb50e2c98681d0b975e2d1c310f15e26cc518b57769b1e104b7adbd055796ecaaea6b1acb29afed6ba4891dc14b5f0c0754e659dfc0c72bbd23659cd22d341"], 0x2) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x500, 0x0) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000000c0)={&(0x7f0000000000)='./file0\x00', r2}, 0x10) [ 629.133265] FAT-fs (loop5): Directory bread(block 2581) failed [ 629.145108] FAT-fs (loop5): Directory bread(block 2582) failed [ 629.151956] FAT-fs (loop5): Directory bread(block 2583) failed [ 629.159683] FAT-fs (loop5): Directory bread(block 2584) failed [ 629.177116] FAT-fs (loop5): Directory bread(block 2585) failed [ 629.183840] FAT-fs (loop5): Directory bread(block 2586) failed [ 629.190583] FAT-fs (loop5): Directory bread(block 2587) failed [ 629.197688] FAT-fs (loop5): Directory bread(block 2588) failed [ 629.204163] FAT-fs (loop5): Directory bread(block 2589) failed [ 629.210816] FAT-fs (loop5): Directory bread(block 2590) failed 03:36:42 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x0, {0xfffffdfd}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:42 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8a70400000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:42 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x700000000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:42 executing program 2: add_key(&(0x7f0000000140)='.ig_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 629.431519] FAT-fs (loop5): count of clusters too big (304894) [ 629.437595] FAT-fs (loop5): Can't find a valid FAT filesystem [ 629.455304] FAT-fs (loop5): count of clusters too big (304894) [ 629.461379] FAT-fs (loop5): Can't find a valid FAT filesystem [ 629.727639] Unknown ioctl 4724 [ 629.876693] Unknown ioctl 4724 03:36:43 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0x40000000]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:43 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) getpeername$inet6(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, @mcast1}, &(0x7f0000000040)=0x1c) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f61fe4)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}}, 0x1c) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000f59ffc)=0x4, 0x4) r2 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f00000002c0)={0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x9}, 0x1c) setsockopt$sock_int(r2, 0x1, 0xf, &(0x7f0000d1c000)=0x102f, 0x4) pipe(&(0x7f0000000080)={0xffffffffffffffff}) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f00000000c0)={0x6, 0x323ee0f61729dba3}, 0x4) bind$inet6(r2, &(0x7f0000f5dfe4)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) 03:36:43 executing program 3: r0 = socket$inet6(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = syz_open_dev$sndseq(&(0x7f0000000080)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r1, 0xc08c5332, &(0x7f00000002c0)={0x0, 0x0, 0x0, 'queue1\x00'}) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r1, 0x40605346, &(0x7f0000000240)) socketpair$inet6(0xa, 0x3, 0x5, &(0x7f0000000000)) r2 = syz_open_dev$sndtimer(&(0x7f0000000040)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r2, 0x40345410, &(0x7f0000029fcc)={{0x0, 0x2}}) dup2(r2, r1) 03:36:43 executing program 2: add_key(&(0x7f0000000140)="1069675f6b657900", &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:43 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x6000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:43 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000000010283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:43 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x1dc, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:43 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:43 executing program 6: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009e3ff6)='/dev/ptmx\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl$TCGETA(r0, 0x5405, &(0x7f0000000000)) ioctl(r1, 0x8914, &(0x7f0000000280)="02bea57595902f580e0000") ioctl$TCFLSH(r0, 0x5413, 0x701000) 03:36:43 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f800000fff0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 630.059599] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:36:43 executing program 3: r0 = socket$inet6(0xa, 0x1000000001007, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000f68000)={@mcast1={0xff, 0x1, [], 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r1, 0x29, 0x21, &(0x7f000089b000)=0xffffffffffffffff, 0x4) connect$inet6(r1, &(0x7f000000cfe4)={0xa, 0x0, 0x807}, 0x1c) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r3 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x2) write$binfmt_elf64(r3, &(0x7f0000000040)=ANY=[@ANYBLOB="7f454c4e6546000000007d95c88c1612786908655d4e1d310e524467c8a1648dd386840008003300000000"], 0x2b) readv(r3, &(0x7f0000000100)=[{&(0x7f00000000c0)=""/1, 0x1}], 0x1) sendmmsg(r1, &(0x7f0000000000)=[{{0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000000500)=[{0x18, 0x29, 0xb, "01"}], 0x18}}], 0x1, 0x0) 03:36:43 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x300000000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) [ 630.211222] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:36:43 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8267f00000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:43 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:43 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="025cc83d6d345f8f762070") r1 = getpgrp(0x0) r2 = gettid() rt_sigprocmask(0x0, &(0x7f0000629000)={0xfffffffffffffffa}, 0x0, 0x8) rt_tgsigqueueinfo(r1, r2, 0x20, &(0x7f00003efff0)) rt_sigprocmask(0x1000000000002, &(0x7f0000000000)={0x3}, &(0x7f00000000c0), 0x8) 03:36:43 executing program 6: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000680)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r1, 0xaf01, &(0x7f0000000000)) ioctl$VHOST_GET_VRING_BASE(r1, 0x4008af14, &(0x7f0000000500)) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000540)={{{@in=@remote, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in=@broadcast}}, &(0x7f0000000440)=0xe8) connect$can_bcm(r1, &(0x7f0000000480)={0x1d, r2}, 0x10) [ 630.482925] FAT-fs (loop5): count of clusters too big (8332798) [ 630.489110] FAT-fs (loop5): Can't find a valid FAT filesystem [ 630.527941] FAT-fs (loop5): count of clusters too big (8332798) [ 630.534159] FAT-fs (loop5): Can't find a valid FAT filesystem [ 630.992525] Unknown ioctl 4724 [ 631.141717] Unknown ioctl 4724 03:36:44 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0x0, 0xfffffdfd]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:44 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x0, {0xbf00000000000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:44 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x6000000000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:44 executing program 3: pipe2$9p(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mkdir(&(0x7f0000000140)='./file0\x00', 0x0) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x10200, 0x0) setsockopt$IP_VS_SO_SET_DEL(r2, 0x0, 0x484, &(0x7f0000000080)={0x8f, @broadcast=0xffffffff, 0x4e24, 0x1, 'fo\x00', 0x18, 0x7, 0x6e}, 0x2c) close(r1) mount$9p_fd(0x0, &(0x7f0000000480)='./file0\x00', &(0x7f0000000780)='9p\x00', 0x0, &(0x7f0000000700)=ANY=[@ANYBLOB="747201000000000000006664556f3d", @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1, @ANYBLOB=',\x00']) 03:36:44 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:44 executing program 6: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x30}, &(0x7f0000000080)=0xc) setsockopt$inet_sctp_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f00000000c0)={r2, 0x40}, 0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000100)={r2, 0x2}, &(0x7f0000000240)=0xc) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000280)=0x0) process_vm_readv(r3, &(0x7f0000001600)=[{&(0x7f00000002c0)=""/149, 0x95}, {&(0x7f0000000380)=""/35, 0x23}, {&(0x7f00000003c0)=""/142, 0x8e}, {&(0x7f00000004c0)=""/171, 0xab}, {&(0x7f0000000580)=""/4096, 0x1000}, {&(0x7f0000001580)=""/66, 0x42}], 0x6, &(0x7f0000001880)=[{&(0x7f0000001680)=""/224, 0xe0}, {&(0x7f0000001780)=""/207, 0xcf}], 0x2, 0x0) mkdir(&(0x7f0000000480)='./file0\x00', 0x0) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000001a40)={r1, &(0x7f00000018c0)="0063f3a8595c4b320e2fb3b6dd6da0e1bdc4099d6c2ab759b6ee1a21b5a4d70dd0ccf3f7d5196c93b739bd4c3da0ec289239a2836dafb76389a8a0d06a225dd2c98146585d979d614a54b9efe277c9a55a400db89b99a5618dfcfe68a4f8ed5065c2a4172af7f6a2a7ebf1000c99ecc6697e95a3d210ef482a336d624ad252e56c34db44ce5a97dc4ea23fa228ea09b52148eb4cd1", &(0x7f0000001980)=""/177}, 0x18) utime(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)) 03:36:44 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8006000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:44 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x3a4, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 631.296201] FAT-fs (loop5): count of clusters too big (6291454) [ 631.302322] FAT-fs (loop5): Can't find a valid FAT filesystem [ 631.303144] 9pnet_virtio: no channels available for device (null) 03:36:44 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:44 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x400000, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_SET_DEST(r1, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r2, 0x201, 0x70bd2b, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0xc004}, 0x44004) r3 = socket$netlink(0x10, 0x3, 0x0) getsockopt$netlink(r3, 0x10e, 0x4, &(0x7f00008f9000)=""/12, &(0x7f0000000000)=0x4) 03:36:44 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f00000000c0)={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10) syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x7, 0x0) sendto$inet(r0, &(0x7f0000000200), 0xfffffffffffffeb4, 0x2000800e, &(0x7f0000db4ff0)={0x2, 0x4e20, @loopback=0x7f000001, [0x2]}, 0x10) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") recvfrom(r0, &(0x7f0000f9cf9b)=""/101, 0x6478c8501c73a224, 0x120, 0x0, 0x4f) [ 631.339336] FAT-fs (loop5): count of clusters too big (6291454) [ 631.345572] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:44 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000026a20283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:44 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x4800000000000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:44 executing program 6: r0 = socket$inet6(0x10, 0x8000000000000003, 0x0) sendmsg(r0, &(0x7f0000000100)={&(0x7f0000000140)=@nl=@kern={0x10}, 0x80, &(0x7f0000000040)=[{&(0x7f0000014f79)="5500000018007fcdb72d1cb2a4a280a80a60050000a8430b91052369250009000800061c010000001400a3070d000000030000dc1338d54400009b84226eb75afb83de448daa7227c43ab8220000060cec4f8b91d4", 0x55}], 0x10000180, &(0x7f0000000000)}, 0x0) 03:36:44 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:44 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8100000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 631.521395] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 631.677428] FAT-fs (loop5): Directory bread(block 2593) failed [ 631.684384] FAT-fs (loop5): Directory bread(block 2594) failed [ 631.691366] FAT-fs (loop5): Directory bread(block 2595) failed [ 631.698088] FAT-fs (loop5): Directory bread(block 2596) failed [ 631.704837] FAT-fs (loop5): Directory bread(block 2597) failed [ 631.711883] FAT-fs (loop5): Directory bread(block 2598) failed [ 631.719442] FAT-fs (loop5): Directory bread(block 2599) failed [ 631.727768] FAT-fs (loop5): Directory bread(block 2600) failed [ 631.734243] FAT-fs (loop5): Directory bread(block 2601) failed [ 631.741009] FAT-fs (loop5): Directory bread(block 2602) failed [ 632.296408] Unknown ioctl 4724 [ 632.446585] Unknown ioctl 4724 03:36:45 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:45 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0x0, 0xfdfdffff]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:45 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0x7a, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:45 executing program 6: syz_mount_image$msdos(&(0x7f0000000040)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f0000000140)=ANY=[]) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) ioctl$PIO_SCRNMAP(r0, 0x4b41, &(0x7f00000003c0)="8b1195a0998b373d966bb00e5990b49ce1513e1a108404bfc286d2a50e6a110e22f67f695013d506e5a83156442ae872cf8f88bf0ef633a3b27cfc659c64ff63314603f6dd452051d3c9cc3abba4d12a88e3366b039f2bd2827421e07ea7ee70de614753f12578b8aa17b4807b0388764f6765cfc26855cc3a6358b60264cc3281b1fd590f9f50b0f4c97cfc6c3d3d6846db4e1241e80ce8a37d1aa8e7d1f1283473835505c1b5959ed7ed66e659a2f223be02edccad9f99128bbecb20186c61fa7500de453230d1f38d7ee871d1a95760aebcc4fcfed38918ab6fdfb6ef7d7ebefb9f27d039e34ae612eb1891366e9c11165215") r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x8912, &(0x7f0000000280)="025cc83d6d345f8f762070") rt_sigaction(0x400000000000007, &(0x7f0000000000)={0x402467, {0xffffffbfffbff270}}, &(0x7f0000000380), 0x8, &(0x7f0000000100)) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x4, 0x44031, 0xffffffffffffffff, 0x0) syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0xd4) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000140)={@remote={0xfe, 0x80, [], 0xbb}, 0x9, 0x2, 0x2, 0x4, 0x101, 0x80, 0x2}, &(0x7f0000000180)=0x20) 03:36:45 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8730000000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:45 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x20c, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 03:36:45 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x0, {0x4000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:45 executing program 3: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000320ff8)='/dev/sg#\x00', 0x0, 0x0) ioctl$BLKTRACETEARDOWN(r0, 0x1275, 0x0) r1 = dup(r0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x100000001) 03:36:45 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 632.631157] FAT-fs (loop5): Directory bread(block 2791) failed [ 632.638957] FAT-fs (loop6): bogus number of reserved sectors [ 632.644227] FAT-fs (loop5): Directory bread(block 2792) failed [ 632.644812] FAT-fs (loop6): Can't find a valid FAT filesystem [ 632.666281] FAT-fs (loop5): Directory bread(block 2793) failed [ 632.673458] FAT-fs (loop5): Directory bread(block 2794) failed 03:36:45 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xffffffff00000000, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:45 executing program 6: r0 = socket$inet6(0xa, 0x1000000000003, 0x7) ioctl(r0, 0x8912, &(0x7f0000000080)="025cc83d6d345f8f762070") r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009e3ff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r1, 0x40045431, &(0x7f00005befdc)) r2 = syz_open_pts(r1, 0x20201) fcntl$setstatus(r2, 0x4, 0x2800) ioctl$TCXONC(r2, 0x540a, 0x0) write(r2, &(0x7f0000000180)="bf", 0x1) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000698000)=0xe) close(r1) sched_setattr(0x0, &(0x7f0000000180)={0x0, 0x1, 0x0, 0x0, 0x9}, 0x0) r3 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040)='/dev/uinput\x00', 0x408080, 0x0) r4 = inotify_add_watch(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x20) ioctl$SG_GET_TIMEOUT(r3, 0x2202, 0x0) inotify_rm_watch(r3, r4) sched_setattr(0x0, &(0x7f0000000000)={0x0, 0x6, 0x0, 0x0, 0x4000, 0x9917, 0xffff, 0x2000}, 0x0) prctl$seccomp(0x16, 0x2, &(0x7f0000000100)={0x8, &(0x7f0000000300)=[{0x40, 0x3, 0xd65, 0x10001}, {0x7, 0x80, 0x1000}, {0x9, 0x5, 0x4, 0x99d}, {0x6, 0x6, 0x3, 0x3ff}, {0xffffffffffff57a3, 0x4, 0x2, 0x2f}, {0x5, 0x1, 0x160, 0xfff}, {0x2, 0x3f, 0x8080000001, 0x1ff}, {0x9, 0x5, 0x2, 0x4}]}) ioctl$KVM_SET_FPU(r3, 0x41a0ae8d, &(0x7f0000000340)={[], 0x3, 0x1, 0x100, 0x0, 0x28000, 0x1000, 0x4000, [], 0xc7}) ioctl$BLKPG(r3, 0x1269, &(0x7f0000000140)={0x8, 0x10001, 0xf8, &(0x7f00000001c0)="c3a7e92c61eec2c8beaaef32a328e2bc7c6bcae27f86a6df0a4d9741a4a92e9067dd3e9d5062ae68629c7fff2c3cc41ad73d9ff8df67b205b84256d94319cad0bb1c64ddc7c3c57eb284f2f7025e7ecdcb3389dcc02230293ff5b460473969d72fa53db59cbf2345e8785af5e23653cd72add5026f4cbae575927a1c03d901c66457ef5c99c8d4db5719eb6274c02ddeb65c1e92cb200ae05c95ca8ad1c601c7c09c994567d2f39fc86525828ee234800bf15343302adc1ec300167c97291abbe72ae243c90ae535b7126bfb84085a831f19d1052c38b9be069501b8829dc34042153d34374fc5da7435a5316bb50da108bc664ba057a9df"}) r5 = fcntl$getown(r3, 0x9) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r3, 0xc1105511, &(0x7f0000000580)={{0x5, 0x3, 0x2, 0x9, 'syz0\x00', 0x6}, 0x1, 0x34, 0xffffffff, r5, 0x7, 0xe27d, 'syz0\x00', &(0x7f0000000500)=['/dev/uinput\x00', '/dev/uinput\x00', '/dev/uinput\x00', 'GPLvmnet0ppp0bdev\x00', ')eth0!]mime_type\x00', '#vboxnet0\x00', '/dev/uinput\x00'], 0x5d, [], [0x9, 0x1, 0x527, 0x3]}) getpid() 03:36:46 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000002000283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) [ 632.680433] FAT-fs (loop5): Directory bread(block 2795) failed [ 632.687953] FAT-fs (loop5): Directory bread(block 2796) failed [ 632.694612] FAT-fs (loop5): Directory bread(block 2797) failed [ 632.703402] FAT-fs (loop5): Directory bread(block 2798) failed [ 632.710257] FAT-fs (loop5): Directory bread(block 2799) failed [ 632.716768] FAT-fs (loop5): Directory bread(block 2800) failed 03:36:46 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:46 executing program 3: rmdir(&(0x7f0000000600)='./file0//ile0\x00') r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f00000000c0)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) r2 = creat(&(0x7f0000000340)='./file0//ile0\x00', 0x1b0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r0, &(0x7f0000000380)={0x80000000}) rt_sigqueueinfo(r1, 0x12, &(0x7f0000000000)={0x0, 0x0, 0xfffffffffffffff9}) ptrace(0x11, r1) r3 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000180)='/dev/cuse\x00', 0xc100, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f00000001c0)={{{@in6=@local, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6}}, &(0x7f00000002c0)=0xe8) setsockopt$inet6_IPV6_PKTINFO(r3, 0x29, 0x32, &(0x7f0000000300)={@empty, r4}, 0x14) r5 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x0, 0x0) fcntl$dupfd(r0, 0x0, r0) sendmsg$nl_netfilter(r5, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f0000002d40)=ANY=[@ANYBLOB="d4260000010e00042ef46aeb018000000700000300000013ebffa66846b5c1f68b58d45428751bf8fd597419e756c6f510820cca6304d06f760800c4003fc39e41d265afef18620e4e49b85192ebe6b1d30f0d5b32ed7c95", @ANYRES32=r1, @ANYBLOB="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"], 0x26d4}, 0x1}, 0x81) 03:36:46 executing program 2: add_key(&(0x7f0000000140)="6269675f6b65798d", &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 633.036019] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 03:36:46 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8416152520283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:46 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 633.650009] Unknown ioctl 4724 [ 633.751081] FAT-fs (loop5): count of clusters too big (6373630) [ 633.757234] FAT-fs (loop5): Can't find a valid FAT filesystem [ 633.805853] Unknown ioctl 4724 03:36:47 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f0000000040)={0x0, 0x0, {}, [0x0, 0x0, 0x0, 0x1f00]}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 03:36:47 executing program 2: add_key(&(0x7f0000000140)='big_key\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) 03:36:47 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x10000) ioctl(r0, 0x4000008912, &(0x7f0000000180)="295ee1311f16f477671070") r1 = socket$nl_generic(0xa, 0x5, 0x84) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000040)={'bridge0\x00', &(0x7f00000000c0)=ANY=[@ANYBLOB="940d000000000000007070000000000002000000000000000000000000090000000000000000000000000000c89f26c5e3ad2f93f810a0283b49faae15336b51394c41aa82f25c638ce5a5fbf834b367d15484f599982e81664b30ea5ae39bb73ff81d448a0dbd2f565d8b099b795861ead245a56dd270e3c99676b0cc65d4d5af392588a37b9275"]}) 03:36:47 executing program 7: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) mount$9p_xen(&(0x7f0000000040)='/\x00', &(0x7f0000000200)='./file1\x00', &(0x7f00000002c0)='9p\x00', 0x7048, &(0x7f0000000000)=ANY=[]) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000300)='./file1\x00', 0x0, 0xfcfdffff, &(0x7f0000000080), 0x30, &(0x7f0000000340)={[{@max_dir_size_kb={'max_dir_size_kb', 0x3d}, 0x2c}]}) 03:36:47 executing program 1: r0 = getpid() sched_setattr(r0, &(0x7f0000000140)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x3f0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000240)={0xbf}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0105303, &(0x7f0000000040)={0x0, 0x0, {0xfdfdffff00000000}}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f000035d000)) 03:36:47 executing program 4: r0 = userfaultfd(0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f000086c000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() process_vm_readv(r1, &(0x7f0000fca000)=[{&(0x7f0000000000)=""/249, 0xf9}], 0x39d, &(0x7f0000fcafa0)=[{&(0x7f0000309fb2)=""/145, 0xfffffe9b}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000c22ff0)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) [ 634.100849] FAT-fs (loop5): count of clusters too big (6373630) [ 634.107040] FAT-fs (loop5): Can't find a valid FAT filesystem 03:36:47 executing program 3: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) gettid() socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000340)) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000380)='/dev/cuse\x00', 0x0, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000280), &(0x7f0000000200)=0x99) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f00000003c0)='ntfs\x00', 0x20, &(0x7f0000000400)="2e6fc6dee1f9330acb6ec1d95c54d07fd5ec2150bc72006e56011fa616212718c1adb3ebbcba08acca637d0819f93831b630c1523ed022f8b0d61bab5d098b9cd8c4fed6920078ff92d221790db1bf4fbc778eb61151b7ebc3f824f5195ddc944d62b7c78363a3a5a6bc58283bf1b4c1ed68c34aa1c87016bbfe58d649f3a96c091b79fc412c27c2b659631d618d2e76dae384f34083e8acee8af308999a10117fed3b196a502cd7d5c4f498b67c04f85e3f02efd1e1d5c219442ffa38e461ea064a0de63b89a958b0be9d6a571c02500ca7e439fe") ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)="4109e21fecd32e6500") r2 = getpgid(0x0) r3 = socket$inet6(0xa, 0x3, 0x1) getsockname$packet(0xffffffffffffff9c, &(0x7f00000006c0), &(0x7f0000000700)=0x14) getsockopt$inet6_IPV6_IPSEC_POLICY(r3, 0x29, 0x22, &(0x7f0000000800)={{{@in6=@loopback, @in6=@local}}, {{@in=@loopback}}}, &(0x7f0000000900)=0xe8) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000940)='/dev/vcs\x00', 0x1, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000a40)={{{@in, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in6=@loopback}}, &(0x7f0000000b40)=0xe8) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f00000007c0)={'vcan0\x00', r5}) setsockopt$inet6_IPV6_PKTINFO(r3, 0x29, 0x32, &(0x7f0000000240)={@empty, r6}, 0x14) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000140)) r7 = syz_open_procfs(r2, &(0x7f00000002c0)="61747408240d11a290fc998d617465409f8be2ca72be8c7619585ffad1a54ff1ac48c86c32a493d9f668aa792cf628e87beae48fefca6a4fe5b9f70a9b97481e6aa2a0a583b90d49bae70154b303e471e793cc89f3417b7531d1bccef8fbb3e0617e9e89130ea6d42e30860d7d53") write$P9_RSETATTR(r7, &(0x7f0000000080)={0x7, 0x1b}, 0x7) 03:36:47 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000000040)="eb3c906d6b660800666174000204010a0200027400f8000004aa0283224ea4224b5494fab2", 0x25}], 0x0, &(0x7f0000000080)) 03:36:47 executing program 2: add_key(&(0x7f0000000140)="6269675f6b6579ff", &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000200), 0xd1b2, 0xfffffffffffffffe) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'os2.', '\x00'}, &(0x7f0000000080)='big_key\x00', 0x8, 0x0) [ 634.839770] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 635.676520] Unknown ioctl 4724 [ 635.826791] Unknown ioctl 4724 [ 861.152471] INFO: task syz-executor6:4661 blocked for more than 140 seconds. [ 861.159742] Not tainted 4.18.0-rc4-next-20180712+ #6 [ 861.165373] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.173339] syz-executor6 D23840 4661 3578 0x00000004 [ 861.179000] Call Trace: [ 861.181615] __schedule+0x87c/0x1ed0 [ 861.185338] ? perf_trace_lock+0xde/0x920 [ 861.189497] ? __sched_text_start+0x8/0x8 [ 861.193652] ? lock_acquire+0x1e4/0x540 [ 861.197637] ? mutex_spin_on_owner+0x2e5/0x550 [ 861.202230] ? lock_downgrade+0x8f0/0x8f0 [ 861.206391] ? mutex_spin_on_owner+0x115/0x550 [ 861.210984] schedule+0xfb/0x450 [ 861.214357] ? __mutex_lock+0xbf0/0x1680 [ 861.218425] ? __schedule+0x1ed0/0x1ed0 [ 861.222408] ? kasan_check_read+0x11/0x20 [ 861.226560] ? do_raw_spin_unlock+0xa7/0x2f0 [ 861.230979] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 861.235571] ? __ww_mutex_add_waiter.part.15+0x120/0x120 [ 861.241025] ? mutex_destroy+0x200/0x200 [ 861.245093] ? do_raw_spin_lock+0xc1/0x200 [ 861.249335] schedule_preempt_disabled+0x10/0x20 [ 861.254097] __mutex_lock+0xbf5/0x1680 [ 861.257991] ? lock_acquire+0x1e4/0x540 [ 861.261982] ? debug_object_active_state+0x2f5/0x4d0 [ 861.267110] ? tty_lock+0x70/0xa0 [ 861.270570] ? mutex_trylock+0x2b0/0x2b0 [ 861.274641] ? trace_hardirqs_on+0x10/0x10 [ 861.278882] ? kasan_check_write+0x14/0x20 [ 861.283126] ? trace_hardirqs_on+0x10/0x10 [ 861.287377] ? debug_object_active_state+0x2f5/0x4d0 [ 861.292490] ? kasan_check_read+0x11/0x20 [ 861.296644] ? rcu_is_watching+0x8c/0x150 [ 861.300806] ? zap_class+0x740/0x740 [ 861.304528] ? perf_trace_lock+0xde/0x920 [ 861.308686] ? zap_class+0x740/0x740 [ 861.312409] ? refcount_inc_not_zero+0x1e5/0x2f0 [ 861.317178] ? refcount_add_not_zero+0x330/0x330 [ 861.321945] ? do_raw_spin_unlock+0xa7/0x2f0 [ 861.326361] ? release_one_tty+0x540/0x540 [ 861.330600] mutex_lock_nested+0x16/0x20 [ 861.334665] ? refcount_inc+0x29/0x70 [ 861.338469] ? mutex_lock_nested+0x16/0x20 [ 861.342711] tty_lock+0x70/0xa0 [ 861.345995] tty_release+0x196/0x1300 [ 861.349804] ? zap_class+0x740/0x740 [ 861.353527] ? zap_class+0x740/0x740 [ 861.357250] ? release_one_tty+0x540/0x540 [ 861.361493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 861.367038] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 861.372580] ? locks_remove_file+0x3df/0x590 [ 861.376995] ? fcntl_setlk+0x1010/0x1010 [ 861.381070] ? blkcg_maybe_throttle_current+0xa1b/0x1040 [ 861.386527] ? fsnotify_first_mark+0x350/0x350 [ 861.391115] ? __fsnotify_parent+0xcc/0x420 [ 861.395443] ? fsnotify+0x14e0/0x14e0 [ 861.399254] ? release_one_tty+0x540/0x540 [ 861.403498] __fput+0x35d/0x930 [ 861.406788] ? fput+0x1a0/0x1a0 [ 861.410100] ? kasan_check_write+0x14/0x20 [ 861.414343] ? do_raw_spin_lock+0xc1/0x200 [ 861.418592] ____fput+0x15/0x20 [ 861.421880] task_work_run+0x1ec/0x2a0 [ 861.425788] ? task_work_cancel+0x250/0x250 [ 861.430118] ? copy_fd_bitmaps+0x210/0x210 [ 861.434365] exit_to_usermode_loop+0x318/0x380 [ 861.438956] ? syscall_slow_exit_work+0x500/0x500 [ 861.443806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 861.449349] do_syscall_64+0x6be/0x820 [ 861.453240] ? syscall_slow_exit_work+0x500/0x500 [ 861.458091] ? syscall_return_slowpath+0x5e0/0x5e0 [ 861.463028] ? syscall_return_slowpath+0x31d/0x5e0 [ 861.467968] ? prepare_exit_to_usermode+0x291/0x3b0 [ 861.472994] ? perf_trace_sys_enter+0xb10/0xb10 [ 861.477673] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 861.482524] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 861.487718] RIP: 0033:0x40fb51 [ 861.490904] Code: 33 ff ff 83 45 00 01 48 83 c4 38 48 89 d8 5b 5d c3 0f 1f 84 00 00 00 00 00 e8 1b 32 ff ff 83 38 04 74 50 48 8b 7d 08 e8 cd 3b <00> 00 83 f8 02 7e 36 48 8b 7d 08 41 b9 d8 e4 41 00 41 b8 50 e6 41 [ 861.510187] RSP: 002b:00007ffde1c6bbb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 861.517903] RAX: 0000000000000000 RBX: 0000000000000018 RCX: 000000000040fb51 [ 861.525180] RDX: fffffffffffffff7 RSI: 0000000000732a28 RDI: 0000000000000017 [ 861.532456] RBP: 0000000000000013 R08: 00007ffde1c6bb30 R09: 0000000000000000 [ 861.539729] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 861.547030] R13: 0000000000000000 R14: 00007ffde1c6c260 R15: 00000000007034c0 [ 861.554308] INFO: lockdep is turned off. [ 861.558368] NMI backtrace for cpu 0 [ 861.561998] CPU: 0 PID: 899 Comm: khungtaskd Not tainted 4.18.0-rc4-next-20180712+ #6 [ 861.569955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 861.579293] Call Trace: [ 861.581873] dump_stack+0x1c9/0x2b4 [ 861.585495] ? dump_stack_print_info.cold.2+0x52/0x52 [ 861.590676] ? vprintk_default+0x28/0x30 [ 861.594735] ? lapic_can_unplug_cpu.cold.28+0x3f/0x3f [ 861.599918] nmi_cpu_backtrace.cold.3+0x48/0x88 [ 861.604582] ? lapic_can_unplug_cpu.cold.28+0x3f/0x3f [ 861.609762] nmi_trigger_cpumask_backtrace+0x151/0x192 [ 861.615051] arch_trigger_cpumask_backtrace+0x14/0x20 [ 861.620236] watchdog+0xb81/0x10f0 [ 861.623775] ? reset_hung_task_detector+0xd0/0xd0 [ 861.628612] ? find_held_lock+0x36/0x1c0 [ 861.632678] ? kasan_check_read+0x11/0x20 [ 861.636819] ? do_raw_spin_unlock+0xa7/0x2f0 [ 861.641791] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 861.646885] ? __kthread_parkme+0x58/0x1b0 [ 861.651112] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 861.656129] ? trace_hardirqs_on+0xd/0x10 [ 861.660272] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 861.665799] ? __kthread_parkme+0x106/0x1b0 [ 861.670113] kthread+0x345/0x410 [ 861.673479] ? reset_hung_task_detector+0xd0/0xd0 [ 861.678310] ? kthread_bind+0x40/0x40 [ 861.682103] ret_from_fork+0x3a/0x50 [ 861.685835] Sending NMI from CPU 0 to CPUs 1: [ 861.691536] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.174 msecs [ 861.692349] NMI backtrace for cpu 1 [ 861.692356] CPU: 1 PID: 4663 Comm: syz-executor6 Not tainted 4.18.0-rc4-next-20180712+ #6 [ 861.692362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 861.692366] RIP: 0010:__lock_acquire+0x20e/0x5020 [ 861.692369] Code: 90 00 00 00 48 8d 79 08 48 c7 01 00 00 00 00 48 83 e7 f8 48 c7 41 4c 00 00 00 00 48 29 f9 83 c1 54 c1 e9 03 f3 48 ab 44 89 f8 <48> 8b b4 24 58 03 00 00 65 48 33 34 25 28 00 00 00 0f 85 03 34 00 [ 861.692494] RSP: 0018:ffff88019538edd0 EFLAGS: 00000006 [ 861.692502] RAX: 0000000000000000 RBX: 1ffff10032a71e37 RCX: 0000000000000000 [ 861.692507] RDX: 0000000000000004 RSI: 0000000000000000 RDI: ffffed0032a71e20 [ 861.692512] RBP: ffff88019538f160 R08: 0000000000000000 R09: 0000000000000001 [ 861.692517] R10: 000000000000080f R11: 0000000000000000 R12: 0000000000000001 [ 861.692522] R13: ffffffff88f928a0 R14: ffff8801945866c0 R15: 0000000000000000 [ 861.692528] FS: 00007f0ad2819700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 [ 861.692532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 861.692537] CR2: 0000001b32923000 CR3: 00000001ce598000 CR4: 00000000001406e0 [ 861.692542] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 861.692547] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 861.692550] Call Trace: [ 861.692553] ? trace_hardirqs_on+0x10/0x10 [ 861.692557] ? kasan_check_write+0x14/0x20 [ 861.692561] ? native_queued_spin_lock_slowpath+0x1df/0x1200 [ 861.692565] ? trace_hardirqs_on+0x10/0x10 [ 861.692568] ? trace_hardirqs_on+0x10/0x10 [ 861.692571] ? perf_trace_lock+0xde/0x920 [ 861.692575] ? trace_hardirqs_on+0x10/0x10 [ 861.692578] ? trace_hardirqs_on+0x10/0x10 [ 861.692582] ? perf_trace_lock+0xde/0x920 [ 861.692586] ? plist_check_prev_next+0x115/0x1b0 [ 861.692589] ? trace_hardirqs_on+0x10/0x10 [ 861.692593] ? plist_check_prev_next+0x115/0x1b0 [ 861.692597] ? plist_check_list+0x7e/0xa0 [ 861.692600] ? plist_check_head+0xea/0x150 [ 861.692604] ? trace_hardirqs_on+0x10/0x10 [ 861.692607] ? plist_del+0x4a1/0x9d0 [ 861.692610] ? lock_acquire+0x1e4/0x540 [ 861.692613] ? cpuacct_charge+0x2eb/0x5d0 [ 861.692617] ? lock_downgrade+0x8f0/0x8f0 [ 861.692620] ? lock_release+0xa30/0xa30 [ 861.692623] lock_acquire+0x1e4/0x540 [ 861.692627] ? update_curr_rt+0x32a/0xd60 [ 861.692630] ? lock_release+0xa30/0xa30 [ 861.692634] ? cpuacct_charge+0x30a/0x5d0 [ 861.692638] ? cpuacct_css_alloc+0x160/0x160 [ 861.692641] ? kasan_check_write+0x14/0x20 [ 861.692645] ? do_raw_spin_lock+0xc1/0x200 [ 861.692649] update_curr_rt+0x364/0xd60 [ 861.692652] ? update_curr_rt+0x32a/0xd60 [ 861.692656] ? rcu_note_context_switch+0x571/0x730 [ 861.692660] ? prio_changed_rt+0x370/0x370 [ 861.692663] ? pvclock_read_flags+0x160/0x160 [ 861.692667] ? trace_hardirqs_on+0x10/0x10 [ 861.692670] pick_next_task_rt+0x5c7/0x820 [ 861.692674] ? kvm_sched_clock_read+0x9/0x20 [ 861.692678] ? put_prev_task_rt+0xa0/0xa0 [ 861.692681] ? kasan_check_write+0x14/0x20 [ 861.692684] __schedule+0x1401/0x1ed0 [ 861.692688] ? __sched_text_start+0x8/0x8 [ 861.692692] ? check_preempt_curr+0x3a0/0x3a0 [ 861.692696] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 861.692699] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 861.692703] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 861.692707] ? retint_kernel+0x10/0x10 [ 861.692710] ? requeue_rt_entity+0x411/0x6b0 [ 861.692713] schedule+0xfb/0x450 [ 861.692717] ? lock_downgrade+0x8f0/0x8f0 [ 861.692720] ? __schedule+0x1ed0/0x1ed0 [ 861.692724] ? kasan_check_read+0x11/0x20 [ 861.692728] ? do_raw_spin_unlock+0xa7/0x2f0 [ 861.692731] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 861.692735] ? lock_repin_lock+0x430/0x430 [ 861.692738] ? kasan_check_write+0x14/0x20 [ 861.692742] do_sched_yield+0x18f/0x250 [ 861.692745] ? ppp_sync_close+0x110/0x110 [ 861.692749] ? ttwu_do_activate+0x1f0/0x1f0 [ 861.692752] ? do_raw_spin_unlock+0xa7/0x2f0 [ 861.692756] ? ppp_sync_close+0x110/0x110 [ 861.692759] ? ppp_sync_send+0x670/0x670 [ 861.692763] yield+0xa5/0xe0 [ 861.692765] ? schedule+0x450/0x450 [ 861.692769] ? do_raw_spin_unlock+0xa7/0x2f0 [ 861.692772] ? tasklet_kill+0x4e/0xd0 [ 861.692776] tasklet_kill+0x4e/0xd0 [ 861.692779] ppp_sync_close+0x96/0x110 [ 861.692782] ppp_sync_hangup+0x15/0x20 [ 861.692786] tty_ldisc_hangup+0x138/0x640 [ 861.692789] ? tty_read+0x2a0/0x2a0 [ 861.692793] __tty_hangup.part.21+0x2da/0x6e0 [ 861.692796] tty_vhangup+0x21/0x30 [ 861.692799] pty_close+0x3bd/0x510 [ 861.692802] ? pty_cleanup+0x50/0x50 [ 861.692806] tty_release+0x4b3/0x1300 [ 861.692809] ? zap_class+0x740/0x740 [ 861.692812] ? zap_class+0x740/0x740 [ 861.692816] ? release_one_tty+0x540/0x540 [ 861.692819] ? __init_waitqueue_head+0x150/0x150 [ 861.692824] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 861.692827] ? locks_remove_file+0x3df/0x590 [ 861.692831] ? fcntl_setlk+0x1010/0x1010 [ 861.692834] ? check_same_owner+0x340/0x340 [ 861.692838] ? rcu_note_context_switch+0x730/0x730 [ 861.692842] ? release_one_tty+0x540/0x540 [ 861.692845] __fput+0x35d/0x930 [ 861.692848] ? fput+0x1a0/0x1a0 [ 861.692851] ? kasan_check_write+0x14/0x20 [ 861.692855] ? do_raw_spin_lock+0xc1/0x200 [ 861.692858] ____fput+0x15/0x20 [ 861.692861] task_work_run+0x1ec/0x2a0 [ 861.692865] ? task_work_cancel+0x250/0x250 [ 861.692869] ? copy_fd_bitmaps+0x210/0x210 [ 861.692872] exit_to_usermode_loop+0x318/0x380 [ 861.692876] ? syscall_slow_exit_work+0x500/0x500 [ 861.692880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 861.692884] do_syscall_64+0x6be/0x820 [ 861.692887] ? finish_task_switch+0x1d3/0x870 [ 861.692891] ? syscall_return_slowpath+0x5e0/0x5e0 [ 861.692895] ? syscall_return_slowpath+0x31d/0x5e0 [ 861.692900] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 861.692903] ? prepare_exit_to_usermode+0x291/0x3b0 [ 861.692907] ? perf_trace_sys_enter+0xb10/0xb10 [ 861.692911] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 861.692915] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 861.692918] RIP: 0033:0x455a79 [ 861.692920] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 861.693049] RSP: 002b:00007f0ad2818c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 861.693057] RAX: 0000000000000000 RBX: 00007f0ad28196d4 RCX: 0000000000455a79 [ 861.693063] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000016 [ 861.693068] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 861.693073] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 861.693078] R13: 00000000004eb5d2 R14: 00000000004c8d00 R15: 0000000000000000 [ 861.693095] Kernel panic - not syncing: hung_task: blocked tasks [ 862.331633] CPU: 0 PID: 899 Comm: khungtaskd Not tainted 4.18.0-rc4-next-20180712+ #6 [ 862.339584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 862.348922] Call Trace: [ 862.351503] dump_stack+0x1c9/0x2b4 [ 862.355128] ? dump_stack_print_info.cold.2+0x52/0x52 [ 862.360312] ? printk_safe_log_store+0x2f0/0x2f0 [ 862.365061] panic+0x238/0x4e7 [ 862.368248] ? add_taint.cold.5+0x16/0x16 [ 862.372410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 862.377941] ? nmi_trigger_cpumask_backtrace+0x13a/0x192 [ 862.383383] ? printk_safe_flush+0xd7/0x130 [ 862.387712] watchdog+0xb92/0x10f0 [ 862.391255] ? reset_hung_task_detector+0xd0/0xd0 [ 862.396095] ? find_held_lock+0x36/0x1c0 [ 862.400158] ? kasan_check_read+0x11/0x20 [ 862.404296] ? do_raw_spin_unlock+0xa7/0x2f0 [ 862.408697] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 862.413791] ? __kthread_parkme+0x58/0x1b0 [ 862.418018] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 862.423026] ? trace_hardirqs_on+0xd/0x10 [ 862.427169] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 862.432709] ? __kthread_parkme+0x106/0x1b0 [ 862.437022] kthread+0x345/0x410 [ 862.440380] ? reset_hung_task_detector+0xd0/0xd0 [ 862.445222] ? kthread_bind+0x40/0x40 [ 862.449015] ret_from_fork+0x3a/0x50 [ 862.453155] Dumping ftrace buffer: [ 862.456678] (ftrace buffer empty) [ 862.460364] Kernel Offset: disabled [ 862.463967] Rebooting in 86400 seconds..