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", 0x1000}, {&(0x7f00000053c0)="192434f6694090152f478b402a413fcc7a68f266c7ed72d2becd5ee04ee5834f9660386588702b3cbe6232ed634c1d7ed7d67523bcd30811592571cf0abf23fb422f7ce5aa7b3ceb8bf7b79246a69dbd8623ea94003ddb640ce42381435e52b7595071c26becfb383ec72d8908cad41a4791fc035751a3c7310413ca441cf821a88f7fae3a5a008f99ee113609b38b7c4690046997825d6f3d0390d24af0ebb3da51672d03249e9770d0ce2128c91775ae6a27a0", 0xb4}], 0x4, &(0x7f0000003bc0)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, r0]}}, @rights={{0x2c, 0x1, 0x1, [r0, r1, r0, r0, r2, r3, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r2, r6, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [r4]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xee01, 0xee01}}}], 0x128, 0x44801}, {&(0x7f0000005940)=@abs={0x1, 0x0, 0x4e20}, 0x6e, &(0x7f0000005a80)=[{&(0x7f00000059c0)="240200db21040020da478141807b38f79bc2063d842e274e3f7dfff4434d94e4ef0482b5f780cc83798c96f3e64637f01ddf2811cf800eb56f3d4a684949755eeb9bb4ee9e6029f5a0642c5c1b922843c3a59bf698c6e21a0819bef1a79e7d621bcb", 0x62}, {&(0x7f0000005a40)="02e678717f7436a5dbaa95bb1255d6ae08323d9645767e785e1c1379b42d73bf8a646f6672576134c3466e968e6885", 0x2f}], 0x2, &(0x7f0000005b00)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, r5, 0xffffffffffffffff}}}, @rights={{0x18, 0x1, 0x1, [r6, r2]}}], 0x38}, {&(0x7f0000005b40)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000005fc0)=[{&(0x7f0000005bc0)="474b971eeea89f64a20f2aac17e5911b62ea7565a86fc92fb9fbee3616983e1f727fcbf7f5b6ce3c6c798e190aba7c58b8a8db64cff1660afa1afd67939ed1fccb603e69a5d082683829487275f4", 0x4e}, {&(0x7f0000005c40)="9a280548f2ae1780e3517b5c8bee590708a872f13174d72341fd4b3dbcb44dd083c680f4f558bcf9fddbfcd776a35d8cb98e52d866610df92e", 0x39}, {&(0x7f0000005c80)="62d831603ff7331a042c3557c00c1aab9a51c72963b86241d0f80d461936b9775645389a268dadc4aba75dd9c43be156064720a492c789e18aec44f9b4fabe9f680980150a73864f03f7aa2d3cafe813d275b0a8b56fdef798bffd2f038373971a950793fa113e99306ca115feae2219d4ac69466055142605a4c58603b7042ba204efc5fb6cbb2aff61139c18992dec4d2163bd789d48f44adccec1630d990b9845fa36577578fc125c17f47f03b7ef5cad1c4f1a439bfdaac1ca5ac0c92e0046d46cbc6ff0362d", 0xc8}, {&(0x7f0000005d80)="d769662baac03779c39767e9c39295f9443c87cd16f40cc8a52f5a8ffccfa6802a6f84bdfee3d43dfeed84b873333d3cb22f0c30da16ef53b210154ec1574ef6b02268fdea27064ef36ab355d43de026b73fb9b485b68ae63878a0e16b5a9458e0bee2012aea4c51bf0cef6b0b198811050f4b9afad2628e904974fe2ba61ba2f85b574508d140837f0c3b3ad548715518220d858ec5ce3288fb5958fa965129e0e3067b0eacb25bed25b01c4e0aed3069777fcf746e2a2a8e843b", 0xbb}, {&(0x7f0000005e40)="7cdeb5fa060452a48cb6f7971c10a306e4d87bb2a52a4e6cb0c2d901b0e62cac4c1dc4d3229dbdfbdc0c268b7ebbc625a757321512092bfadcbeea2430f9c237098bcd14997c2827941bb8548ddfdecdd3d2cb01157d113cdc996338fd0f588dc24ff533739e6554147f4870264f45cb0b13f9b8888e777a3c8de6d95254aad93d3857af97a0cfab12bab3f07abb1f43bf861ff994def1e2a740e81b6ffc488354610a09ba163f731091eee1eb9213e031b799de0a20bddf371cd4868de36164d5810fe00c23109e2fef481f9c4c658db314d012661fa8e103a1c3763f563e027ec815243db91fdf8cf7", 0xea}, {&(0x7f0000005f40)="9b29f3a49743179c7dd253e44d817ad374c7f567c6f4a558d6d5bb8fcfbd550d1d420c2e7692afb9a66c5c24a2c16b1e6b139ab112142b9bb9fcc31c597849dfa77feba97b204847bab852036f0737ca17eb32c7bc56e0372cddd76423", 0x5d}], 0x6, 0x0, 0x0, 0x4004001}, {&(0x7f0000006040)=@abs={0x1, 0x0, 0x4e24}, 0x6e, &(0x7f0000006300)=[{&(0x7f00000060c0)="03cd7e37ab4e4ba2e20093fd7078eb24978ca729754ffe6ba398f920de98e6a318cf2aa427a8294eff97ef85253f9f285b6ad85004338edd7d999e91d6d10b4b3cb5c1491d9b0803921c360a593e00179ea087b11b11e73900f2e2ff5e6d5da4b3836437380f5047af2ff60c76cb14931fd9c370aac5c5703723c9f5bd4b84562618c6681ea5a45971e6df8e50066cd6403f53a8384a1035ec4038813e7b6cffc0bde62018315338c35eae27d1eaf5", 0xaf}, {&(0x7f0000006180)="e0a3aefda5f4b484efc93522b0297ecaf6a454d2a1da3ed0158a5e26c356666aadf095b7541821d9633134d5afac9b0801f2a75af858407c44b18a95896a69abe40ef23435b3bec4185c22908f7c6d7bf5799bc3e8ac9ea6512057d5a08a7a13b775d65578af4909fa1415a5069c72c8e381b0d723378608f670ac939d06bf7bbfd024b7840675fd21cb980503377c7bc2bea2d5605cc0502c72cd11303c251fca8426e899b6b36ece5a14afac", 0xad}, {&(0x7f0000006240)="1f030f5de87a198ca1643aa35ecc170032eeef18117b721398e880333fc3e51836803cb4a65b8236a92775e4636046d6a59f00"/64, 0x40}, {&(0x7f0000006280)="e754474363d1154de36350f2d827933fb57eb9c577737f39370a9ea37a4fa31aee53e3f7324d05ee72db", 0x2a}, {&(0x7f00000062c0)="c28ce6b26dcbcde26858a1", 0xb}], 0x5, &(0x7f0000003700)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r5, 0xee01}}}], 0x38, 0x8800}], 0x6, 0x8014) 21:54:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x800000000000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 504.433878][T23984] __alloc_pages+0x102/0x320 [ 504.438625][T23984] alloc_pages_vma+0x513/0x680 [ 504.443396][T23984] shmem_getpage_gfp+0x954/0x13d0 [ 504.448478][T23984] shmem_write_begin+0x7e/0x100 [ 504.453328][T23984] generic_perform_write+0x196/0x3c0 [ 504.458674][T23984] ? shmem_write_begin+0x100/0x100 [ 504.463821][T23984] __generic_file_write_iter+0x161/0x300 [ 504.469527][T23984] ? generic_write_checks+0x250/0x290 [ 504.474911][T23984] generic_file_write_iter+0x75/0x130 [ 504.480318][T23984] vfs_write+0x69d/0x770 [ 504.484658][T23984] __x64_sys_pwrite64+0xf5/0x150 [ 504.489598][T23984] do_syscall_64+0x3d/0x90 [ 504.490926][T23995] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 504.494036][T23984] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 504.494066][T23984] RIP: 0033:0x419777 [ 504.505611][T23995] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 504.509339][T23984] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 504.509355][T23984] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 504.509388][T23984] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 504.515504][T23995] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 504.522531][T23984] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 504.522547][T23984] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff 21:54:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x1800000000000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x1c00000000000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 504.522559][T23984] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 504.544317][T23995] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 504.550554][T23984] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 504.562944][T23984] loop4: detected capacity change from 0 to 24 [ 504.570274][T23995] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 504.596463][T23984] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 504.629215][T23995] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 504.632687][T23984] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 504.649527][T23984] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 504.657949][T23995] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 504.658568][T23984] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 504.668867][T24005] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. 21:54:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x2600000000000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:34 executing program 4 (fault-call:2 fault-nth:15): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:34 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x320d2000) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) timer_create(0x1, &(0x7f0000000000)={0x0, 0x2c}, &(0x7f0000000040)=0x0) clock_gettime(0x0, &(0x7f0000000080)={0x0, 0x0}) timer_settime(r1, 0x1, &(0x7f00000000c0)={{0x77359400}, {r2, r3+10000000}}, &(0x7f0000000100)) [ 504.686283][T24008] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 504.696076][T24012] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 504.743798][T24022] FAULT_INJECTION: forcing a failure. [ 504.743798][T24022] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 504.756895][T24022] CPU: 1 PID: 24022 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 504.765649][T24022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 504.775795][T24022] Call Trace: [ 504.779085][T24022] dump_stack_lvl+0xb7/0x103 [ 504.783691][T24022] dump_stack+0x11/0x1a [ 504.787843][T24022] should_fail+0x23c/0x250 [ 504.792314][T24022] should_fail_usercopy+0x16/0x20 [ 504.797353][T24022] copy_page_from_iter_atomic+0x2c1/0xba0 [ 504.803085][T24022] ? shmem_write_begin+0x7e/0x100 [ 504.808126][T24022] generic_perform_write+0x1df/0x3c0 [ 504.813565][T24022] ? shmem_write_begin+0x100/0x100 [ 504.818677][T24022] __generic_file_write_iter+0x161/0x300 [ 504.824390][T24022] ? generic_write_checks+0x250/0x290 [ 504.829818][T24022] generic_file_write_iter+0x75/0x130 [ 504.835205][T24022] vfs_write+0x69d/0x770 [ 504.839462][T24022] __x64_sys_pwrite64+0xf5/0x150 [ 504.844401][T24022] do_syscall_64+0x3d/0x90 [ 504.848926][T24022] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 504.854987][T24022] RIP: 0033:0x419777 [ 504.858918][T24022] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 504.878530][T24022] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 504.887065][T24022] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 504.895035][T24022] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 504.903003][T24022] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 504.910966][T24022] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 504.918933][T24022] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 504.932846][T24022] loop4: detected capacity change from 0 to 128 [ 504.940839][T24022] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 504.948860][T24022] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 504.956379][T24022] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 504.965416][T24022] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:37 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) mmap(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x2000002, 0x10010, r3, 0xf013a000) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) fstat(r2, &(0x7f0000000000)) 21:54:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x3005000000000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:37 executing program 4 (fault-call:2 fault-nth:16): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:37 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$FICLONE(r0, 0x40049409, r0) writev(r0, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wlan0\x00'}) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_FLUSH_PMKSA(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x100, 0x70bd26, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r1}, @void}}}, 0x1c}}, 0x881) sendmsg$NL80211_CMD_DEL_PMKSA(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x58, 0x0, 0x100, 0x70bd29, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r1}, @void}}, [@NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x1f}, @NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x3f}, @NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x1ff}, @NL80211_ATTR_MAC={0xa}, @NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x7}, @NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x9}, @NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x80}]}, 0x58}, 0x1, 0x0, 0x0, 0x20048814}, 0x10) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000140)='smaps_rollup\x00') sendmsg$NL80211_CMD_GET_KEY(r2, &(0x7f0000000380)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x400062}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x20, 0x0, 0x2, 0x70bd2d, 0x25dfdbff, {{}, {@void, @val={0xc, 0x99, {0x11e0, 0x6e}}}}}, 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x1) sendmsg$NL80211_CMD_ASSOCIATE(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, 0x0, 0x100, 0x70bd2b, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r1}, @void}}, [@NL80211_ATTR_DISABLE_VHT={0x4}, @NL80211_ATTR_VHT_CAPABILITY={0x10, 0x9d, {0x8, {0x102, 0x1, 0x5, 0x3}}}]}, 0x30}, 0x1, 0x0, 0x0, 0x40}, 0x880) r3 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:37 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0x0) rmdir(&(0x7f0000000100)='./control\x00') 21:54:37 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(0x0, 0x0, 0x0, 0x0) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 507.394194][T24045] FAULT_INJECTION: forcing a failure. [ 507.394194][T24045] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 507.402617][T24048] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=24048 comm=syz-executor.3 [ 507.407442][T24045] CPU: 1 PID: 24045 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 507.428905][T24045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 507.438949][T24045] Call Trace: [ 507.442217][T24045] dump_stack_lvl+0xb7/0x103 [ 507.446817][T24045] dump_stack+0x11/0x1a [ 507.450975][T24045] should_fail+0x23c/0x250 [ 507.455444][T24045] __alloc_pages+0x102/0x320 [ 507.460022][T24045] alloc_pages_vma+0x513/0x680 [ 507.464774][T24045] shmem_getpage_gfp+0x954/0x13d0 [ 507.469792][T24045] shmem_write_begin+0x7e/0x100 [ 507.474645][T24045] generic_perform_write+0x196/0x3c0 [ 507.479922][T24045] ? shmem_write_begin+0x100/0x100 [ 507.485023][T24045] __generic_file_write_iter+0x161/0x300 [ 507.490650][T24045] ? generic_write_checks+0x250/0x290 [ 507.496092][T24045] generic_file_write_iter+0x75/0x130 [ 507.501513][T24045] vfs_write+0x69d/0x770 [ 507.505747][T24045] __x64_sys_pwrite64+0xf5/0x150 [ 507.510702][T24045] do_syscall_64+0x3d/0x90 [ 507.515192][T24045] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 507.521100][T24045] RIP: 0033:0x419777 [ 507.525021][T24045] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 507.544619][T24045] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 507.553043][T24045] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 507.561016][T24045] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 507.568991][T24045] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 507.576972][T24045] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 507.584945][T24045] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 507.599871][T24048] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=24048 comm=syz-executor.3 [ 507.600711][T24045] loop4: detected capacity change from 0 to 32 [ 507.626302][T24045] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 507.634321][T24045] EXT4-fs (loop4): failed to parse options in superblock: 0…C 21:54:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x3f00000000000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:37 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() write$sndseq(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @ext={0x2b, &(0x7f0000000200)="8d31e183156939000000e28c0b1dd2a357b264c8745b78376e18cd3d3dfcb946cf885a21539a0c4a081cee"}}], 0x1c) wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x2, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x38) r2 = socket$inet6(0xa, 0x3, 0x8) sendfile(0xffffffffffffffff, r2, &(0x7f0000000080)=0xd90f0a2, 0x0) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x18, r1, 0x0, 0x0) wait4(0x0, 0x0, 0x0, 0x0) r3 = gettid() wait4(0x0, 0x0, 0x0, 0x0) tkill(r3, 0x34) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:37 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) ptrace$setregs(0xf, r0, 0xfffffffffffffffe, &(0x7f0000000140)="9500b53217b70c8869e90bc666e9c668e7698129af0ed50f016370ceb3483b88abe4471adc3721bda423d14a434812bf6a2c3738ee1da1cba165cc94b08341153c0437ee89d9f6a44cfbe8a75e3245d5aa73b69575b660dfae288b25e96d1996ab90a876e09bdf80942b972770ec9540614b4f1303355866d32242610def1123750f1e9045f89bda5d6af9252a7d0b7610c9b2294a4bc6e1025ee266417d13ab47fe17635c1f7246be8ceb748c5fd70fb494489398925dcac0ba3a1a23487ba8f179dbc2d39dec0581b70e372da9a0272d4684543807d24f0bfc22cc80281535f0df8ffd1e5b884140ad4e282f3ea4dbe80c21ebdf313c") fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:54:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x4000000000000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 507.641857][T24045] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 507.650897][T24045] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x4000080000000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:37 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) write$9p(r0, &(0x7f0000000000)="6236e27ca6f0033b1e1bb98cc11a54d84f0d7bc73b0a337e89f94a67a0fa16c72ac843a4b3f5bb26ccdb10238950b10dd75b5d5b045a2de67f39ebf76ee5e006e0b4e1b1787e6c11ce10843a23f7370693074149d791101626d4e176056470c39285570cc481160eba7b3a26d416d740c17cd09f6a55d2fe784cd69b4aa3e244a27799dd7bec9dcd36007e38b37fbf2bf32464d9aa0c896584bee62c3a4943f635c2416aa6e88e9ae88727418dc3eab515d77651bc306173f6d9627af06472658895cee07460286836ec84bf26d18f6ce3a6df817492c2c62ea83c692bd52322ea70ab9f36f108be40a3b5d536", 0xed) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8004000000000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:37 executing program 4 (fault-call:2 fault-nth:17): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:37 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='./file0\x00', 0x204140, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x0, 0xd9f, 0x9) io_pgetevents(0x0, 0x20020, 0x0, 0x0, &(0x7f00000001c0), 0x0) 21:54:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0xf6ffffff00000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 507.757306][T24087] FAULT_INJECTION: forcing a failure. [ 507.757306][T24087] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 507.770399][T24087] CPU: 1 PID: 24087 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 507.779158][T24087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 507.789218][T24087] Call Trace: [ 507.792520][T24087] dump_stack_lvl+0xb7/0x103 [ 507.797104][T24087] dump_stack+0x11/0x1a [ 507.801258][T24087] should_fail+0x23c/0x250 [ 507.805706][T24087] should_fail_usercopy+0x16/0x20 [ 507.810731][T24087] copy_page_from_iter_atomic+0x2c1/0xba0 [ 507.816462][T24087] ? shmem_write_begin+0x7e/0x100 [ 507.821592][T24087] generic_perform_write+0x1df/0x3c0 [ 507.826910][T24087] ? shmem_write_begin+0x100/0x100 [ 507.832023][T24087] __generic_file_write_iter+0x161/0x300 [ 507.837665][T24087] ? generic_write_checks+0x250/0x290 [ 507.843039][T24087] generic_file_write_iter+0x75/0x130 [ 507.848406][T24087] vfs_write+0x69d/0x770 [ 507.852727][T24087] __x64_sys_pwrite64+0xf5/0x150 [ 507.857646][T24087] do_syscall_64+0x3d/0x90 [ 507.862045][T24087] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 507.868037][T24087] RIP: 0033:0x419777 [ 507.871906][T24087] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 507.891540][T24087] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 507.899929][T24087] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 507.907908][T24087] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 507.915856][T24087] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 507.923807][T24087] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 507.931795][T24087] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 507.945778][T24087] loop4: detected capacity change from 0 to 128 [ 507.966455][T24087] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 507.974501][T24087] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 507.982226][T24087] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 507.991286][T24087] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:37 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(0x0) 21:54:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0xfeffffff00000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:37 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) connect(r0, &(0x7f0000009b00)=@caif=@dgm={0x25, 0x4, 0x81}, 0x80) r1 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x112, r1, 0x0) r2 = socket$inet6(0xa, 0x6, 0x1) sendmmsg(r2, &(0x7f0000009940)=[{{0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000000)="2415aba11719cfffb9f3cdc0da39728c2f7ad665dd98f55f3298d938fd5a34d1501530e95bad5e49153e7d8ecd5aba61a9cd31bbd6ad766d7c2c25727f6add7af9dcc71bc6be3124ec68fc159e51539f3fe02ecd3ba8f26d9377e5146bef967061f592d5026621f026cf36a89ff3dc2fae5baf06ca27d7355e4d44d118db362eee1dae3d1b8cc1263df90d834658f8502848a3a97e1fb3a182afd1fe58790348249fa053b018876907396f9379b4582a1638656615811c557cb28b7e30405a37ab7e98c221e9f16bb345eebd83c880fd755f5dc0b9f7f626bdfcb32cd505aa6f3cd16d4ddf46a8a8deb69153eddb30c8c2a126ef", 0xf4}, {&(0x7f0000000300)="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0x1000}, {&(0x7f0000000100)="65eae68b2d60f3ec80ddbda9cf61649ad3ad4f6f906ab5a2b61fd7bca10f24ccab", 0x21}, {&(0x7f0000000140)="f4909223f920567741f738ea805bf2d3ad3a9b3a8103bf645374", 0x1a}], 0x4, &(0x7f0000000200)}}, {{&(0x7f0000000240)=@un=@abs={0x0, 0x0, 0x4e22}, 0x80, &(0x7f00000024c0)=[{&(0x7f0000001300)="43ab163152ed3e335486f848d39035faae3263068497d61e7344b94620aa74ed580c2d931cca9616459ce44785551ee4c433a31393969474824faae3e41503ed9f26062f265afef4330242830f2fad79", 0x50}, {&(0x7f0000001380)="4966c913bd76c3b3b198a5e1ad79438b6e7ad51473c90243b3ce1efafabecedbbda2a326ed5d85b41e44364ea495ea87c588c7e2761f5dc0bfdf09c68671a25c0f5c86b1c682250ef9d7c2a51623402d7bb164d6ddfc7642bafd682438d14d59877bdd479b0d3c598225639c047c6f80c4b576b20d20653b4fb8754f853601641344cb7e23040245d20a51c3e05bff2ff743497f24f11c00ae3ab45564ad03654427438d521d2c44f724c93ec239bbecbfe72bd4c0f46fae0024799211ad70e88a2449c0eaeee95238eb080ab4", 0xcd}, {&(0x7f0000001480)="4211", 0x2}, 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0x1000}], 0x7, &(0x7f0000009040)=[{0x40, 0x100, 0x40100000, "fad40536eb620df2c433b6d7103ddf086df5ed0de213042a6b4a259b2f5850b5b155bd95c80b8fc78529"}, {0xa0, 0x101, 0x74, "67cfc5b202d3bdfa63a0518527e58612129993e1d390a35e1a88b3deeae939e6473988c791f270570152d341341a8dd02b78e6c9f68cae964e91ec1e205b6b2f75b371042ece9f9e0045f3eab322ed0de270ce00114ae8f687e020b40be96ca984a982ac4c79ac689a7bd4a0c0fb6a61fff408cbb2047338cb5bc66a0cc948ebe651b4f8f9af3200d6aced"}, {0xb8, 0x0, 0x1, "fa134ca8f2a1a1bc2949ce318e374ecf76e8333a92903875c8b1ec9f30d1baa6741cd185f51b7a850874cd28d6f502b8b6daeb97ac9a18cfb985422d0d97b75de927401b8b5a73b46040235bd12cbe4168f1189f532afcd57d6b2a6b78aecb19dff481d3e18908bd281dde9c68f2d5e359161f0624fc7d79df929b8874d840b291a12a6cfa5e6c21392adfad5eb3cfa1a3ef12d3b02c54a71bdedde4c78c0102c217a43cc0db6e"}, {0xd8, 0x115, 0x61, "451e44ee343ba0e5b222764351aa7e9da9baa0bdb71365f9a46a5a31edc2f41fdd209bd93a6d2c72c36a1e1f15e2c3adf84883e9b4768de24515d7fa244f636f6e42855bf2d64eabf86ff11af650385c7a91106e005681330fd16acc4ecbacb29e070a7bedc1f5f0ffb2517974c41d948062fd7c91ae49b56aeb0e355dfc48bac252543adb8e6a6a49fea06562c11f270871d090d5665353ffca5d51bfa8e0104795eca6b94fb9b88a6669a7a2c574dc282d418268f33aac25f307ddaf2467a6cbb77fa1e1e1"}], 0x270}}, {{&(0x7f00000092c0)=@l2tp={0x2, 0x0, @local, 0x2}, 0x80, &(0x7f0000009580)=[{&(0x7f0000009340)="8090576968535e14e6a6535567ce63a20c9b38d2729269a6b2e1cf1a40a61a62892ee3084f11b19c321b685aee1599030b27491f5fb5f9eb65f602970db20a842ac707b478d578160fa5e23efb40c7a33d267792384c2ec190200fa891ff85c2735474ac4b32b012863ac4ffcc89b80342", 0x71}, {&(0x7f00000093c0)="2cdfce87d3e6b1005a60a5b75e06c45e6a731fe996ee39a16e7cc490ee6364a3ddd17c1737c23493bebb15655a6b7a9a815f9ef2212cb80f5402bd78fc1049a972b6c139d135131588bd6004247950bbfdf69a1594c1f6d4f575e9", 0x5b}, {&(0x7f0000009440)="9197ceac044bd3f48902e937a9cf021deb46c1b5391e8bf8af6fb865b64b1ae0dadcf6aead51ccf6ed9ce63105aa55ae7508cfdc485dbcf6c236aa4daa56f6c3bd65011fb0473b27c1deafdb82c4e330f609ff30d3d198ca8022443d7b97cdb49a5bb61b2b9191b3ee49e4f6d2c121eac3b2113499520285fc26948b2be917c54f7c8db9870ab73911dc9c676100ce1dd4d64507edd2b1a2f3c0d5e5a6a1a151383b384c3473292b7685db3accd4be992044f3e447df3399", 0xb8}, {&(0x7f0000009500)="4995e15743b9e7d5adc5ca673397f4422b33d8f5e707cefe0fbe3e0b569f542f97f68391cc2ee4b8a17580b6ce2500933eb73305de565f816ddb119d40a3559be4af3753", 0x44}], 0x4, &(0x7f00000095c0)=[{0x98, 0x0, 0x9, "e563753f974ec762019bfbd0f88593900d65246ac5f31c9d983a2afd3b1f78116c35f76594cf4bc5eb2c0caa9a86b83ff0210d9314c0f774a9353f097de4ff34063b2310aa49c288c252de59284b6f56cb5695d27d9bbb5d73a6d2994675f2ae63c7a56fd179d98d6393ca50f9387ea5c985d7b40e54c49d41b816a47d8b95310132fcab796e2fb7"}, {0x110, 0x3a, 0x6, "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"}, {0xa8, 0x103, 0x7fffffff, "71e93e542dc4ec9e9310ef763c81466934a30172e28615e469e010a3787c7b197ddb6a5b6d3560c2bfbacbb49340d132d25cc6c5ad38e585f7dc85ea44587b0e81250ef9950a9e8ed343c04707fe82f253dbd316fa55fbbb0f41b1c64bdcdd273100a82c572000939b032d66852e2848231e85484b22f351f7fe0389f99768b6707bd4d53782ea4baacaefb4f3bcbe89328148e942a5"}, {0x60, 0x100, 0xfffffff8, "f4c20bcb5db3d2cc3dfa2b57be031e83033825ac8879017f25280e582d98c506fc9e581e2ee88c909ee22c30979637e1425bbdb1dfeb8b0c067bb73caa017c0a0651e10a7fa68f9a7142fd47bb7f1dfe"}, {0xa8, 0x116, 0xef53, "b69a73c77ba1bc333c31c09682b5da5b5405c8b594e9ff418859f0839649d5c7bc5ce206c81751588ebef743a46ec875b39823a5ef322244b4875cfc83cb37bd5dc7035df8c159b254b4afac70b7b308869dfbd00e0303a7a47e19ac6ff6a6b203af8841c35e2b258015988d9cb0b26b6eac959b1d6b2f1c084c1bfd1a3632045e795da0d5160bcb524928bb514dce07b228"}], 0x358}}], 0x7, 0x2400c800) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:37 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x8, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x3, 0xfd, 0x0, 0x7fffffff}]}) r1 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r2, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r3}], 0x1, 0xfffffffffffffff8) r4 = dup2(r2, r3) ioctl$F2FS_IOC_MOVE_RANGE(r2, 0xc020f509, &(0x7f0000000000)={r3, 0x2, 0x11}) r6 = memfd_create(&(0x7f0000000040)='}\x00', 0x4) r7 = socket$netlink(0x10, 0x3, 0x0) writev(r7, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) fdatasync(r3) r8 = socket$inet_tcp(0x2, 0x1, 0x0) r9 = epoll_create1(0x80000) r10 = dup2(r3, r2) poll(&(0x7f0000000080)=[{r5, 0x4000}, {r0, 0x40}, {r6, 0x8020}, {r2, 0x600}, {r7, 0x1040}, {r8, 0x7020}, {r9, 0xa002}, {r10, 0x444a}], 0x8, 0xfffffffb) fcntl$setown(r5, 0x8, r1) close(r10) tkill(r1, 0x14) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000005280)=[{&(0x7f0000000140)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000240)=[{&(0x7f0000000200)="54b648fe873c7beae4380d872eb55bae247a2365b4f52d60fbeebab93f29eac4a0509e1400833a1276deedc7abbd88058b315e9a", 0x34}], 0x1, &(0x7f0000000280)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}], 0x20, 0x800}, {&(0x7f00000002c0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f00000018c0)=[{&(0x7f0000000340)="7aba07ec1db29072f3f33f782e3ba9ed76e3ea7937e2c0015eb3fb625b149eb14ab1b9f6b8d1068e89d3fd08b01e6e3783d3b22b493ea08df02e078b7e6aa94878b57bac78cd93fbd595e601451369fbde1b9fae1c61b0dd5a90380e903755136260a018ea3c5141a60ea83282b0ba7140fa4cd0db72b5f9eba55f4edec4c506b2546d5ebc5be436ccbb174194b10618c478ee517202c68cda1778c0f2501b82786deb81", 0xa4}, {&(0x7f0000000400)="434d0d48a0a9d34b8d5b3b23117050ed16e6c2d63ab396b434c909b364231f0cdb9a4a25a798e437b5899d2283efe9ea44937fa40301f104448ac71e8dce83df66e5fef08f0ea7ae3dd791e68414b6cc53bebc0ce66152a1cbd3cd62fbf3b169bc24fa927db68be1160d1be743cb18972f0b9dd765df81156ea0247595c5adc79a2374d0e869fcfe121ee6d828990320e4cb140f8f458f84f6a8851b035f00efc0bd2d03978d1c983955e5991fa4719dc575eb2398ce4daa686275986427c50f0d141dc333d3a76d739015a585a5ba03db4b59c077f331aa58ccba58e71ec0b07c23dbb4c413757be442", 0xea}, {&(0x7f0000000500)="ba1e7906731c9523a58c65227a4a7791dc2c678c6616d0e2058763d79e6a542e8c01db0d49504d0559cb3c2278ebdad9b8f3a1d48f1e8063b0defaab202b3ff82531d6aba915edf1e62d317aad29d53e7db9f35b35df610cedcc99abc9955135768c77be61d60a7d398d685d7d0cf332f42c314704d2047c7f90bab0d8ca733bb21cfd65a704216273f20f770b0c5c746d189dc9691c4d81d727c8364d525ece6f85e85fa00f4168ceb6d5ee29a4ebd16d6cd6609b29a7b3d1f8bde95c7f44a757836b77dbf531520454c012f35dd2b7d234e391b8b463", 0xd7}, {&(0x7f0000000600)="3b214c4defcf46e8c66dc00f7f1e487259b824490b5d56ac498cae4862719661692d2b7fe5a125be4da0ab2a66322ebcbef49abdbf59a44d1a4e9b5a1edb370f87433e1af994f28c0ac21d9f2461195a9ac6373e823e6ade43811bf182d0b5133d7c1cc4bbb64b6dec8c7aef6d5e2876e5acff8e89fc54", 0x77}, {&(0x7f0000000740)="66c05681a2ec46f5f29c7a47414446cd72aea0545c094e1119b517a46060d0c5cba976b451851bc398a11e6483e142170ada0cb81234c484ba8b2e965bbef897afccabba47aba899142d904b5d575c30480e1f4e72dc6c53fd6bdf2c524eecce5e919f50107cf4ad7f0f2900883abf951ca810090573c391b7be7a3859c03f8f716e72e7dde56ace2ddaa09dcf6a64ef2f8f1943d3eae6db46c1e2b47c0d82e9e291", 0xa2}, {&(0x7f0000000680)="4785789efd72a461779014a1bed8a7001a5811b2468345a2157f0b", 0x1b}, {&(0x7f0000001940)="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0x106b}, {&(0x7f0000001800)="eb99d89c8779807a653d232e1d1c3dd24eb05a7025cdf534381eb0cd627dbab80b42ea5f6af06f0caa2104792f4b670aa8662c541826b7be021ceab0d19f428b4d1876289ad15fc0c0d3b6be980316679ced3f8a97596f31023c862e997df2470385c377711e129d931509849550581b237900e3a1010298b3417c2fbb92e7d4cc25072a156df4f5775666a0251cd960352005a013e6770ad61585e98a3859a74f9c9cc380d2b84ae651537dab46cb269cf4", 0xb2}], 0x8, &(0x7f0000002d80)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x18, 0x1, 0x1, [r7, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {r1}}}, @rights={{0x20, 0x1, 0x1, [r2, 0xffffffffffffffff, r2, r4]}}, @cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1}}}], 0xe8, 0x890}, {&(0x7f0000002e80)=@abs={0x0, 0x0, 0x4e23}, 0x6e, &(0x7f00000006c0), 0x0, &(0x7f0000003240)=[@rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r10, 0xffffffffffffffff, r0, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {r1, 0xee00}}}, @rights={{0x14, 0x1, 0x1, [r9]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, r3, r0]}}], 0xa0, 0x8085}, {&(0x7f0000003300)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000003600)=[{&(0x7f0000003380)="d5251f193353574ec939a1856d833fc414dd3faf319ddf10e25521b2b75219e22edffa3c3bcf48104d71dd8b9a57b03b8d03ee9fa41621eb643393827b79edd85ad578f4b82246c53e136548e35b5355", 0x50}, {&(0x7f0000003400)="d93fef8d02468251bc1a37a90886447946f500a524997f4ed38f73c680e5ddc7b5336a2e56bb6c0bf07cf48e356bebbd0b1e4c5254e8570464eb52c9c3dda5cbf7e2c7ea1363f885", 0x48}, {&(0x7f0000003480)="2ee976123ada65204cdf11cc1d22d9b5b6844e0ba966b36d6e4d9c5eafe925cd11dd32969b2e6ed96b70df7d1a93e11f7d", 0x31}, {&(0x7f00000034c0)="fb0947d2bdbf9fcd22337c6461201d45d305ab5a8af227bad38a7791aa10dc8063d810ac050e24da6e527c83e7dc64b44840bef299e6248e1016a8544665f799eacd368e13326893fc150e0eaad7bd922466943318bac3960b5bf6ac3a146fc20bd3d3", 0x63}, {&(0x7f0000000800)="8d7d6ba6c121e8ed401199799c6d5041296a1caac13deaaeb44dbf1a72cc2131a84f04965a586824b948c91057cf91e76875a83016e1be0138232cd73d74c58c2d313ec2955584bffa04802ad2c08d1a2d0117e0a30eae2d6076ae9446ddb9a5c305907e03b4c51f890e1af4148b75941e5e601e9fec70c25a20b04ac6a5a32d260e63d1fd960da5b48b6c6328898356fc9e70b78de00b9f858879fdd9dbfc05749280fdea61e5d007603258d508d646dee18d7982d806cf43860f8922acd6fa6e2774a0c6d22556fcd03e28e270bf0ad1d5edd2bb0568", 0xd7}], 0x5, &(0x7f0000005100)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee00, 0xee01}}}, @rights={{0x38, 0x1, 0x1, [r2, 0xffffffffffffffff, r3, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r5, r9, r10]}}, @rights={{0x28, 0x1, 0x1, [r7, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {r1, 0xee00}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee00, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0xffffffffffffffff, 0xffffffffffffffff}}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, r6, 0xffffffffffffffff]}}, @cred={{0x4d, 0x1, 0x2, {0x0, 0xee00, 0xee00}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0xee01}}}], 0x160, 0x20000000}], 0x4, 0x4) 21:54:37 executing program 4 (fault-call:2 fault-nth:18): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:37 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(0x0, 0x0, 0x0, 0x0) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0xfeffffffffffffff, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0xffffffff00000000, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 508.276567][T24114] FAULT_INJECTION: forcing a failure. [ 508.276567][T24114] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 508.289897][T24114] CPU: 1 PID: 24114 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 508.299057][T24114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 508.309113][T24114] Call Trace: [ 508.312426][T24114] dump_stack_lvl+0xb7/0x103 [ 508.317020][T24114] dump_stack+0x11/0x1a [ 508.321188][T24114] should_fail+0x23c/0x250 21:54:38 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) close(r1) io_setup(0x101, &(0x7f0000000000)=0x0) r3 = accept4$inet(r0, &(0x7f0000000140)={0x2, 0x0, @dev}, &(0x7f0000000180)=0x10, 0x80800) r4 = syz_mount_image$vfat(&(0x7f0000000280), &(0x7f0000000300)='./file0\x00', 0x400, 0x4, &(0x7f00000005c0)=[{&(0x7f0000000340)="565a0f0ea6e6362922a8024c8424a5b0c8017635a058bccf3377e748c5fa39445e5849de032811cbe954d9a9acf95f199aef144382e9921db7300af2cb8cb5d9ce2c5a", 0x43, 0x1}, {&(0x7f00000003c0)="be97583fd139d0fd97de8121cf58f995dc312dfc291d0c46ff76e867234c2541967416d8041fdbaef91587f45008b590a7171f51dc851da2a97293757a2d735c668463be89e441b7ea947c127d3cab07922fc5e4c292956ebac7a8f2227fd81f4a0f5c2914f2c5489ca65dcc92c6d33b353fd68623a06f070ad1de", 0x7b, 0x7f}, {&(0x7f0000000440)="9934ea7eccb12f8b8cbb7797652e0bf4ec2238ce3942265d9eee9ff2e2b8d6622d5e27866fc91983f4d499c44aea75bcfa9c2207a50b61037e7cb74cb0ab36ba58de87214d96fa9345e69c68178e22df85d5099a129a57f04e5a46d975848524f5994c1fc224c392486471071af10f8c57c1444a4340aa063fbe67b234fcc8cc9ac293876042b9ac7346b3d8769ce65ac8512ed1f20555940165d38e4db23d6559c392f03bbfba06cb2b1dbafadd588fa101305e3f3851de467952395f226100d63170efec8b23f452cb0986f04e19764518aae21685a286475007ac8bbef7480a664b5617d0f5c28e3644b64f53cbd5", 0xf0, 0x8}, {&(0x7f0000000540)="4b29fa9ca9e046d964455c2a501b4666b7a3ca2a5ecb1f4f05f7867540815a4acd6f6e65d16bd9fa853947b76b7154a1d2ed43a85a6c36ced298ed7bf763ca8d730ef10e337791f780d6ec4e6f9dc9919472f9ca9afd997ae101a2ca851d064018912fe9", 0x64, 0x3ff}], 0x18, &(0x7f0000000640)={[{@shortname_lower}, {@numtail}, {@shortname_winnt}], [{@smackfstransmute={'smackfstransmute', 0x3d, ',&,-'}}, {@euid_lt={'euid<', 0xee00}}, {@measure}, {@permit_directio}, {@fsmagic={'fsmagic', 0x3d, 0x2}}, {@mask={'mask', 0x3d, 'MAY_APPEND'}}, {@subj_role={'subj_role', 0x3d, '.\xb6\xc0'}}, {@fscontext={'fscontext', 0x3d, 'root'}}, {@pcr={'pcr', 0x3d, 0x17}}]}) r5 = pidfd_getfd(r0, r0, 0x0) io_submit(r2, 0x3, &(0x7f0000001780)=[&(0x7f0000000100)={0x0, 0x0, 0x0, 0x3, 0x7, r0, &(0x7f0000000040)="73456f8bd65a612f59d210242250f59d76a6fd9d3d5efa5f07c16adae48e1f53a51dc61866e05d612baf532b6684562c49fb04f1d5000d0cb9b934e732f1703bfd0cfadd4e01897ff400f46d7612e0957b95b8d50b385c9a74e4f5bf441e6308d194b947e479c8fc1183913f3b5751294984cf7a4ae18454ebd14ae2b060dc51dc1394e89513878ec6a05f9a0d0935d3ca01842cc88325a4b9c1a9152d1a9c13c5de3009bb78140c0649692ebeed5d67", 0xb0, 0x0, 0x0, 0x2, r0}, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x7, 0x2, r3, &(0x7f0000000200)="c01dcfdd5ac35a8bfd3a9ab3460c0b1af1b24c962385326f7b4ee3b1e9ceab4749ebfdfcb9aa1dfde902885eea27dde6d5649ae679", 0x35, 0x100, 0x0, 0x0, r0}, &(0x7f0000001740)={0x0, 0x0, 0x0, 0x6, 0x6, r4, &(0x7f0000000740)="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", 0x1000, 0x1000, 0x0, 0x2, r5}]) [ 508.325755][T24114] __alloc_pages+0x102/0x320 [ 508.330434][T24114] alloc_pages_vma+0x513/0x680 [ 508.335234][T24114] shmem_getpage_gfp+0x954/0x13d0 [ 508.340291][T24114] shmem_write_begin+0x7e/0x100 [ 508.345167][T24114] generic_perform_write+0x196/0x3c0 [ 508.350484][T24114] ? shmem_write_begin+0x100/0x100 [ 508.355601][T24114] __generic_file_write_iter+0x161/0x300 [ 508.361260][T24114] ? generic_write_checks+0x250/0x290 [ 508.366688][T24114] generic_file_write_iter+0x75/0x130 [ 508.372075][T24114] vfs_write+0x69d/0x770 21:54:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0xffffffffffff0700, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0xfffffffffffffffe, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 508.376335][T24114] __x64_sys_pwrite64+0xf5/0x150 [ 508.381411][T24114] do_syscall_64+0x3d/0x90 [ 508.385866][T24114] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 508.391812][T24114] RIP: 0033:0x419777 [ 508.395720][T24114] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 508.415366][T24114] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 21:54:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0xffffffffffffffff, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 508.423863][T24114] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 508.431866][T24114] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 508.439855][T24114] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 508.447820][T24114] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 508.455833][T24114] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 508.467303][T24114] loop4: detected capacity change from 0 to 40 [ 508.475856][T24114] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 508.483880][T24114] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 508.491412][T24114] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 508.500444][T24114] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:38 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(0x0) 21:54:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:38 executing program 4 (fault-call:2 fault-nth:19): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 509.116648][T24157] FAULT_INJECTION: forcing a failure. [ 509.116648][T24157] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 509.129897][T24157] CPU: 1 PID: 24157 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 509.138698][T24157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 509.148762][T24157] Call Trace: [ 509.152103][T24157] dump_stack_lvl+0xb7/0x103 [ 509.156701][T24157] dump_stack+0x11/0x1a [ 509.160872][T24157] should_fail+0x23c/0x250 [ 509.165373][T24157] should_fail_usercopy+0x16/0x20 [ 509.170563][T24157] copy_page_from_iter_atomic+0x2c1/0xba0 [ 509.176353][T24157] ? shmem_write_begin+0x7e/0x100 [ 509.181368][T24157] generic_perform_write+0x1df/0x3c0 [ 509.186637][T24157] ? shmem_write_begin+0x100/0x100 [ 509.191736][T24157] __generic_file_write_iter+0x161/0x300 [ 509.197374][T24157] ? generic_write_checks+0x250/0x290 [ 509.202767][T24157] generic_file_write_iter+0x75/0x130 [ 509.208155][T24157] vfs_write+0x69d/0x770 [ 509.212613][T24157] __x64_sys_pwrite64+0xf5/0x150 [ 509.217556][T24157] do_syscall_64+0x3d/0x90 [ 509.221969][T24157] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 509.227864][T24157] RIP: 0033:0x419777 [ 509.231736][T24157] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 509.251426][T24157] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 509.259862][T24157] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 509.267810][T24157] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 509.275784][T24157] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 509.283735][T24157] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 509.291822][T24157] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 509.302031][T24157] loop4: detected capacity change from 0 to 128 [ 509.312182][T24157] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 509.320203][T24157] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 509.327749][T24157] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 509.336822][T24157] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:40 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, &(0x7f0000000080)={0x2, &(0x7f0000000040)=[{0x4, 0x4, 0x20, 0x10000}, {0xfffb, 0x4, 0x1, 0xfffffff7}]}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) shutdown(0xffffffffffffffff, 0x0) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r2, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:54:40 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), 0xffffffffffffffff) r2 = socket(0x11, 0x800000003, 0x0) bind(r2, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c58110308d9123127ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r2, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000100)=0x14) sendmsg$ETHTOOL_MSG_FEATURES_SET(r0, &(0x7f0000000a40)={0x0, 0x0, &(0x7f0000000a00)={&(0x7f0000000040)={0x34, r1, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_FEATURES_WANTED={0x14, 0x3, 0x0, 0x1, [@ETHTOOL_A_BITSET_BITS={0xfffffffffffffcf1, 0x3, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0x8, 0x2, '+-:\x00'}]}]}]}, @ETHTOOL_A_FEATURES_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}]}]}, 0x34}}, 0x0) sendmsg$ETHTOOL_MSG_CHANNELS_GET(0xffffffffffffffff, &(0x7f0000000840)={&(0x7f0000000700)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000800)={&(0x7f0000000780)={0x50, 0x0, 0x4, 0x70bd2a, 0x25dfdbfb, {}, [@HEADER={0x3c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wlan0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}]}]}, 0x50}, 0x1, 0x0, 0x0, 0xc00c040}, 0x40000) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r5 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/icmp\x00') r6 = socket$netlink(0x10, 0x3, 0x0) writev(r6, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r7 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x7}, &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffb000/0x2000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r8, r9, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r7, 0x0, 0x0, 0x0, 0x1}, 0x0) r10 = syz_open_dev$tty20(0xc, 0x4, 0x1) r11 = creat(&(0x7f0000000540)='./file0\x00', 0x4) io_submit(0x0, 0x6, &(0x7f00000006c0)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0xfff, r4, &(0x7f0000000000)="a7d81b36553d99a726c415a459cdfd1ee46ba5eb1e248852215a9bf99b266ca4e6a4a3ade3495968c35f68da2d85f01ab3f464c03bd11f3b85230458f32bd4233188b6926dac906bea105a", 0x4b, 0x38, 0x0, 0x2, r4}, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x5, 0x2, r5, &(0x7f0000000100)="30a29cd4ee9f9a7c7ec5b4a18c19d8d77c25688a7d35b8f16431dc6073d696cd3d2823571f6812936da1bbc5bbd5bc79edc4b7e9306800ef4a8d2c5874d6cc6946389761d5fc4a31783df12a567d5f0dd196ecf2c38ada59a98522c329fe8d003226e1d761214fe8366bf058c68e3e8231f4b08361a2d535f55c86f5a227d1f9f7d081c66d44aa42961f03995ab761e670082f86388db1", 0x97, 0x7ff, 0x0, 0x1}, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x5, 0x8, r4, &(0x7f0000000300)="f5dbee864bb3bbf6c9a0b3c97bf7d0da01ad8ba077dfa341484bf677b37d61393ce3dde7bccecf51e952516880cafff0cfef8e1563ba20d3b327d806340459554af6ff39ae19ac424f90b7d7416a3e577d9a1334e8bcd60c42623a1c45b2602f689e11ef35546c94f7bbed21211b52aab752125665c5e08711e9e9ee963dd10d66b9aaaf5608a9c7c7b89b2d57574012dcf4ab537362a9aba9cf053f7428a66d89664f2d1c56977295134f12b9d345603d51ebf9e2161ea409499c9f1beed8ebd673a3ed72e9ea6385358db09f15f8ac80ae9099ffbe5fc00871ef00616c3df0b2b5070eec3bd7e437eb00c4", 0xec, 0x2dc4, 0x0, 0x2, r4}, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x6, 0x9, r6, &(0x7f0000000400)="eb13692f8a6b4842302c460160577f190bd0552e8d547c9c0b030e46945c56878682477ff8e7f13951d5de8840128f716e3c1e9b6bdf7a6a244a9a32204d612ac8d3b3bd8e0e647ca8c9c60ffaf3f4969d46a20b0aa667948b495765cef46abc089aada25ce51072f7cdd0e4f3b2ce28c92843cb040c7d5f91707c91da3a70b6ba5cbb58da2d8f7207e09cbe5276323a8d97a207da41940f715a1903ebf9dc070910960330b8e8328b0ab1e3fd048685eaf219fa5fc038ebb6fa915922d6f7e39722a317f6ab0c27c0b28a7e8f6f7d463c8cfb0dae78af5d4b790ed840f9487b7e168ed758a03cd09a3184ada31f64b67205a54475", 0xf5, 0x100000000, 0x0, 0x1, r7}, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x2, 0x800, r10, &(0x7f0000000500)="86f7a5c52f63364cf87306791952c003cdf18f", 0x13, 0x7fff, 0x0, 0x3, r11}, &(0x7f0000000680)={0x0, 0x0, 0x0, 0x2, 0x7, r4, &(0x7f00000005c0)="32e6f9677e4015cea76a69465dadb0c51146172b3739961c6c2e3b9a6124cfc3ce2e37b9b6215c7579eb523d1d7b9c2f03b8e5b2c5c313f77eaf49360bce634eefb7354e415df531a35ecc0b4bd688ee2ce7a01831a5cb81d7b9fcef3b37f529c5aa70102e482305b232ddf1ae51c1a87ea84019d83d06a257803f95d1fc067ea254dead3d608c1e7a4b2eac3978ab0a0242ee9b530122e326b6e4a482675450e0b589a04b", 0xa5, 0x81, 0x0, 0x2, r4}]) 21:54:40 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:40 executing program 4 (fault-call:2 fault-nth:20): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:40 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(0x0) [ 511.285345][T24186] __nla_validate_parse: 11 callbacks suppressed [ 511.285386][T24186] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.3'. [ 511.290355][T24185] FAULT_INJECTION: forcing a failure. [ 511.290355][T24185] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 511.293043][T24186] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 511.300956][T24185] CPU: 0 PID: 24185 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 511.300980][T24185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 511.342427][T24185] Call Trace: [ 511.345711][T24185] dump_stack_lvl+0xb7/0x103 [ 511.350310][T24185] dump_stack+0x11/0x1a [ 511.354468][T24185] should_fail+0x23c/0x250 [ 511.358986][T24185] __alloc_pages+0x102/0x320 [ 511.363571][T24185] alloc_pages_vma+0x513/0x680 [ 511.368371][T24185] shmem_getpage_gfp+0x954/0x13d0 [ 511.373506][T24185] shmem_write_begin+0x7e/0x100 [ 511.378436][T24185] generic_perform_write+0x196/0x3c0 [ 511.383751][T24185] ? shmem_write_begin+0x100/0x100 [ 511.388864][T24185] __generic_file_write_iter+0x161/0x300 [ 511.394513][T24185] ? generic_write_checks+0x250/0x290 [ 511.399876][T24185] generic_file_write_iter+0x75/0x130 [ 511.405377][T24185] vfs_write+0x69d/0x770 [ 511.409611][T24185] __x64_sys_pwrite64+0xf5/0x150 [ 511.414583][T24185] do_syscall_64+0x3d/0x90 [ 511.419057][T24185] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 511.424941][T24185] RIP: 0033:0x419777 [ 511.428828][T24185] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 511.448437][T24185] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 511.456843][T24185] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 511.465246][T24185] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 511.473215][T24185] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 511.481199][T24185] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 511.489159][T24185] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 511.500811][T24186] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.3'. [ 511.511460][T24185] loop4: detected capacity change from 0 to 48 [ 511.512786][T24186] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 511.520444][T24185] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value 21:54:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:41 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0), 0x0) 21:54:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x6, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 511.534899][T24185] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 511.542388][T24185] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 511.551420][T24185] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:41 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r0, 0x0, 0x0, 0x0, 0x1}, 0x0) r3 = openat(r0, &(0x7f00000002c0)='./file1\x00', 0x0, 0x12) preadv(r3, &(0x7f0000002400)=[{&(0x7f0000001300)=""/4096, 0x1000}, {&(0x7f0000000100)=""/186, 0xba}, {&(0x7f0000002300)=""/197, 0xc5}, {&(0x7f0000000200)=""/148, 0x94}], 0x4, 0x7, 0x200) r4 = dup3(r3, r3, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x5767803e5e14627a, r4, 0x4000) preadv(r3, &(0x7f0000000280), 0x0, 0xd9f, 0x400) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r5 = accept$packet(r3, &(0x7f0000002440), &(0x7f0000002480)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) writev(r6, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) sendmmsg(r6, &(0x7f00000066c0)=[{{&(0x7f00000026c0)=@hci={0x1f, 0x3, 0x1}, 0x80, &(0x7f0000002c40)=[{&(0x7f0000002740)="1177801f5bc18da564aa73bc0f70082eeee0764a647e6ca007ce16cd1780bc444c5b8cd347ff2e3d3ac2fd43af452bc9f899db4979d5ca7043dfc2d40a24c1e0498c31c9e845c5abbcafa7fb2a3ea49d2f73abe600dc682898996d57707d0d9848cdf3016be156d12e6578dfb7e6061b090c3e224bcce0bca28663ffad9754cfbeaa3954204a5c73d62adaa14e14368316e7d211ed6aa15ebc2f588b522472cf689250dc08ac330f7ae5da7309b2e378b7518c2b94318a782f718b479dab5c032e5bfa224fbd91afa064aee2aaa114970fa0bf7c2a556b555d24ca60d6b88164c4a81c42ee3f20a82c949abf69b016", 0xef}, {&(0x7f0000002840)="71fe0b5314d6aad60664f3b07a6c39c92884c1ffc3e4d960111ebe9db833ba659201fb51eed0a477dd769e56cf709f5a6d8d00c9f055614e81708e373bed4a20f91a5b557846db21d955c423ea2e6ce3700be5102f4ba56b668d923b9082b3ead1f86c18ef66cb9128bcca0cf1bbaa6960570f72de10984f46328fe7f2b596470e2f49397861f27f1cb32d0ccb87ebd9ff4df666bd79840ffe4dcc1e8c246a234abaff56de2b79b5f8be686af81b8ee0d302bdf3dc1ba9b20cc08336e790e5", 0xbf}, {&(0x7f0000002900)="fe5593faf543e8dfd4b51b0c9e62ae8da9b51acc404a5b6086661ca8b087022082e6a19115d6c538dfe1cf5626b5cdb200cd22cedb3e4d3c4cc3557274850ca7f92f62ce67e1665d4bd17237b0dd404882df43b236c50f6b7166067b8576327ccdaa6a31eb2230f635a57a298263afc0a46c7402377ba74b78d4291f922ecf3a7b35212181575177fe28d376afce3e377788f48797c41cbde1454893872803c8cfd78c63e886c1274f7e2aa1f9340a2db9f9bd53113e4d372dd23bdf9b20b4c4d67c13e5deae1c5eb34c2c3f10221b552e7776b223efc3ccf859d6", 0xdb}, {&(0x7f0000002a00)="227823c1d7005847e308728efed6b19bed33ffc4019bda20b123fd0c08288e39c7d4df251c75b5170a7c3d90cf305ed98818bd5427c2606e22a0c5dbd12419dd84f95a8a72bd52a34a08f8da35da52eadc226bdf5978bcef78144d1564e53df8c7ba1da22bdefd33caa061bf92be04c56115532c3fdcb442546f0f2e4929893c09d5790d577323c20dac17ce6a34d67f9882395e5a0a969904da974a3d8aca41e0d91510c2d12702dc7d03f938edc8ae71be799cde4db51c16bb2814f97d3521cc498b8b5f9e", 0xc6}, {&(0x7f0000002b00)="0f6e5cb1825dafacc4c793bc66c4faa47fc407b2e4078c35057fa8c961cbeeb4ec8efc43db3a08adb5", 0x29}, {&(0x7f0000002b40)="74335f1faa95ee3a765f093c76aba6be52d3fc4487f0e38742a691d20789520d7c6cbfd476430310b2c08394594bef2acc2c03dd7b30eec8b291ef90d646bd36b4c4fb4a9963304566786c08d25135b519427c214fac9162bcfd182b7b5f1703f6cd50f1162785ffa0fd9da4db79490bd22db5ade07e4530f2c510fb84aefabed5910af44dd7484f7844b1a05f6be72734209c2228242b3be78c37cab28b94d998bd7e22931333761abcd9a01b69dbf06fe05bd1e3bb66a1634097f4e1a737df9e0f753f2841596cad73d4566aeddc6a462e", 0xd2}], 0x6, &(0x7f0000002cc0)=[{0xa8, 0x113, 0x0, "646d099b7674d836f8902c796e31c4a788f4f0da253f313448b64cda72f3aa00dd72392dc1b71bd509094328eaaee753cc85d71dd36864e9449d40b4fe9f2e5617f0ba26cc39760f6aaa59a1df15b6f6032de624f46da50ae6cab14d5209433b0a7a3b0a4d6bcd63d246b466535aa21463e059fde6906f568893c23749c7e8d90905491aa9835483831f914e3d37175c3db05863a4"}, {0x1010, 0x10b, 0x4, 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{0x18, 0x10d, 0xffffffff, '+c'}, {0x1010, 0x103, 0x5, 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{0x98, 0x110, 0x7fffffff, "c8bf282b95e97192d3aa8bdb320264013872b04b3520e768260382e649f8312dd098dbc7e59eb920130b4be7d6f3466665aab412622b2ebe1375b309857e78c1c33b26daf2de7264850a322d5aeaa0582f25da526af2e3d6334605d54459c714d823b4288bd12fee5118d5d6c4b0d0fad79505d1e1b9962e7b203cb1add8cb0da1"}, {0x108, 0x115, 0x1, "3567be6501b59ada427dcd894c91d27ae1b05045897b2d389de7ad4b331226f241bad8cfa2b6cd2307578bdfc5e1d4806cdc62b791c73a133812e2712aa052b07fa903b979eb76d470acdf025448dfda60fb99718c3340b8c499003cdca0fdaf1737968262c1987542d190e54d7fac3705b9a3af4166f8ef4f286be8691828befe60e61015186b82d350244b9811511b9e14b14cc1e7a74be23f5772ac8f0d53b30607fffee5eda90764fa74da6b6ac2fbd0b76d9b5e4cc650c8d52867c3b5f0e2057a164e8cf37cb50a6d724d76a5aa6d3dc039594ed0c7ed2ed6973dfd86a6d5b506b90dbe432004df13f5268fa8c1bf49c8be1b13d67d"}, {0xb8, 0x1f, 0x2, "054dda071325634ba542c93d4c3cd90731c84e631ac6a2b8660c7c321bdb8f9a4e8614b917daf2daeadad9c210fc13eef5b8bd550bd157943e94c834cad2deae2a3fce55a870886bc450638437d01298c91ca1031a400e2e19e6f6cae144c74c7c5a0dde3613a97fc41c2ad27f000343561b119a6e1deac565a83ae7f3699a8bf88e51fca6ef32337a205d5d47a86943aeb3578190dc95adfd2c1c82bc8bae6c2b7b957f08"}], 0x2420}}], 0x2, 0x10) ioctl$FS_IOC_ENABLE_VERITY(r5, 0x40806685, &(0x7f0000002640)={0x1, 0x0, 0x1000, 0x55, &(0x7f00000024c0)="9ec2630fef776297f6653509d93f9f709dce86c602c1a8ca4eb5a47898000cd0b13df7a742c9a43f85e9c851ded2798cf1d46edf3a01311b1045865cf3f654b15b4653d1473e4881dd4eaac7409b116d446c7741d4", 0xfd, 0x0, &(0x7f0000002540)="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"}) r7 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0xf62, 0x1, &(0x7f0000000080)=[{&(0x7f0000000300)="248f811a3a9536f67ba6ac4cfe6cf100eb8d85d7b757f3548e6711731c373e75c1ddedf98d22b988b6f82b9cb3410e1234051f6b5ce66c9fff32e4676854981855f39f8435fabd0c38762fe85a50b90596a9fd6084d6e3d70c6e2b742f745776926a5e563d85a433de5935aba6b28889226c094779ecaf4d8e44d89750d94b3d8f57282c42fa7dcc41946d6818a6cf997f52b8c6ce43150e68618e1b4d0ce83b733094207f70a834c239299f0ba76cc81b94c86a8f845cf99e45175628f99f3340f57d8567a104f9d05cc4f3803f4b975c8b2691c1fd30cbd2515c04ff6c82075b3439c1c1a1efd2ffe1b8fc163882f7e65fbce4c086e76f435097b53dc7cde6b1ca1126ac6266c17e43db3738435a5f515ec83393b9eb16bb9bd94ca62f275afa1995399fbec5de6ee1acd1e5ff664c5f90a551607ddb6a8015a9164e3532ad28b0c61094d81aaa015dc211ff8ade3591bf39e61de0f19f1d01f2998f3f042a26bfe3862488d67ccbddb516409728421f56b1bede49df9e8656330c0397cf426e46cf7ce5941beaf5c33df602d4ece379a283dc35dcd01517b4a35a5747a4617d737ebdefc6b756403a09954119fd41da3c5ee60de637d3373ba046d866c06b76d5eb67b09b0b5d796f21bc241a42f24501950f9c827087405380847679456c61043f21df0dd5c7b7abc50b4add3883eb8514707541a35c9ecec8a2c711d76503e1670ce0507be0d0668c6bce00256c7a20faa69a0c9c5b7fb5aa783c90824ca06901e7f675ab846fa3f76ff7d1c68304c79ce5c02258a792a7911ceebf4b61d7f7dfeb107c8b47cbef33e08064d16d76a5a39bb38f3830bf15fba2eb5c2d03c413da737c54d76d45c94ef006813fefb7ac969bde18dc65e3dc50d24e7e0ce91f0d4f3fe197d19596b2f3e64e11aa04488db12b6251331a1cda2ba54a9aed41d71827b9d7f2e9088b469dfdab104d3b0a7ad40394d39ec3c46caf3809988f8fac38929c6cb119152c6ce646f960efe2d87f1d65545fe999a1520671957057d24a6e2ed7091a4eb21caebc992b4613c4bf1acb0e64f41c3d2845c712173319abb47fa694e11e766596c76dd34934d9f3f9cc4cf7903c4a1926e8bdb4656e336561f8a562489f056cb843a92bb78828ded7c7fbc2e426407ed5cca7f7dc79d822b83e885e87aff457884aa4a75471b731c194db9f71f7eccf9862a571a74d4b833788cb4ffe1950b7739b4d33e645bb7f618d466d2d676a93091f16f41f2ddc39084de5365aa3f64b468fae36d1b4cb6b79c55eafbcbd0252ab40c9411b81bed2b40f9d46047dfc3577dfeb2a3029d07f0110ff4599c991060a7de02d3cb03b73fbee01f88b6b4f69a07a83efd032daaee55ef671e54b4fa06c5f79e9dec8a35e29a7fc02fa6f49df5dde4808468254d175ce4a64b4d92f6667bf0914e1d0a790383dd7bbd51b4a5c7831db082b1474f3e71266b47a18f1ada0360d463a099f50c8e534fc929c9ac48847a4e1cfa7617967f70742e4b82646c039c81fa4fdf489e316e8dacfbaedf82a9ad7f2d414fdc4a8ccaefea02a0c922651ed6bb92cd6bb1328a0bcf0ecd7bd3524ce7371cdb9c5a3322e655b9a75cf6c1e1489c468915be963743de3d8ebd936008e0dc6e6b0e001a533a558b24b89f2d7ac9cf61c16a26359b06e2b4804cd41df2149a6edee347758ab50d53cadbc4b7382d6875d2c9592db847b997136d7d0586de6ae7ca0f31f928ae01168d03246f14cd16edd1cfabc349dd709b7e1e6525f45c8fb88cdecebdad25f542d8a66b9888493a334c32bea9c8722569de2baac04bcb5242e0cb10b0c406c8e73df0fc8276ae4a0baa4202c7aafd265942e1e1a877d07a62aec77d0e54b885b7b353c168eb93a52267aabe796cf105c336b42f47dd2f365b7c2b3a3ae254ccfebf7153ef1adef25eebfb1434e618f1d178fa35a9324379f921fd0875f1f30f93b05fea5f2d933e2a4331bbd4994760560062d131549cb11ec466923e42559642457c1a5def86a869e09681f8a04ba554d0ad4d4977f000dad4ed7363ff9226618179d30e650c996f27026bc42a8a96a25f3215798a7681c42dd8e22d949b1e303043ff6e64d8d148ab5a84105c8e48408b317c2f4271d86394896bf1be45a940b098c261ba06149b95a82fb8921d7dc51630246a4b3b4bc73b4c43ce9e220ebe8a3ec388d31f96560a207a00d05cbd8dedd80894b163a177b69897f23eb941eb5359a7d94715cd04a88161fcce845f8a55a921b5e9700bca7f8ef7932fa84ea8c99d301fd91b3c40c48faf17b69fa6819486f4719fad8049ae2a7c4a903dca80fc530da68d95e403fe2e8b6bb5bb2cc94ff8e464ad4a8db431d9b13c48c792f2ba7c766db34eec906762a7f0bbff513511c815c7dd1cc7e8363b135cd88a5e562e03025c102382de46862ffd6fcea0f3ed54dc1fe5ac1964fb71358eba80444e0f5603f6c216cd0ae9ec7f196162c8acedd3b4084f31374c56bb74e74aa2196cf91a6ef6e911e399ddbacef70890fa399d94a6b4864474e38eed1daa6daf6138a0dae76c87b3a12e90846a0c0657b9221bf7445a673e0760554c2992aed1634a8112471d51d8417337526be1cfaf54bff9b87f9c35c6ce49d3674f0f12b3d73820b131b9ff13a3580d2e28c00545121cc4646d8beb2b6e1d0be530632e7f76e47281197b1fe9b93a8bb0e21737c6871d62de0b7586f80882db7b2ce0144b72d02d0151dff8427cf55ef0531e2d5e9ac9b6d9b4438cf9aa58bba19d8a5588ee00b675b73096cf7bb3e34a700975da6bd75053ac44af8a2cb4db4efc11f07f625153c7a3f9b313c66ca6b755dec62ad654b0d0875893733591717c1ab17f07b50e190831938ef7ab27d2e8a41532f006ea0a3653d6f6f9fcb887412ece993f027ba360931bc11fa39be5eab138250451c07ac65461d31977cef782a20e972497e9761b55a9233886b2cae95c7620f721ee7bfd31999f2a4bd60c93541a2778f00548cc2a39a25a5263e1f31fd12c8088ed68452b8ce53aeaee9440ecc6e213f39c5b97fd40ab8181684d85f610cfebfd64cc8b25cadeb1516fc323a310d089a1ea671ab7428b43fcb1143d67fb6463c5c8895eb74b40041cec74568372b67bf75466f6f99d5ec93a7ee86ab9541a0c1a8297aaf746de171919de5f951037305b682a5dfa39da939e1ae356bab1dd2d48a25a482c514430c8084657e3aea6692d80c1274e3aa77013acf4197cd6b0c03cc6d63ec00eb056dfe152e6358caf914624ed1c9273fa79d8333ea74e8e9d3a32efd08f8078b7da84af1d2b797bb8794251167ebd1688a01451ab669c13715fc175bd2a13a4ea5a84dd7e3fd097283a541b08daf42aab72c41990cb9a5cbb21a29d99ff80b07e273de1410f9d8d808dc929b85fb1b33086597b630e4cf31e9b461f939ff2547ea2f1d6a4671894f223268e77039877a3102498c23f0572c025499ba2d6a6fd09598dc018534c7aaf3babe689cb08a66ef35c1a0a9d1698b7c888bbc8d472e4c8bce6466418ddd7c390e09d13a1260730875194dab076ccd6ce4dce4625c37121e31679961036cefd400d75a3bc1824a3b13626f89966110d3132e46a756adb2451d8df4e9193c25f9ed0e34c8d6f56de2c0ac33bc2ffab570b689678995131fe273ea3823ac94f0dff9b96a78479339c8e472b66730a4f969ecdf3319dd75099ce3185cdc6281b1b266dea7deecda29c857257b6224503872f146e516cb1eb24a83b5b6abf9a238bbdad560e3d0b41c021b323cc0237c281d24e43e00cc184ccb85550fe150ce427a684bc2af949259d0565bcc000dd499c1411928bb89d3791fef6212c26492cebc03a9257cd1059476bbd7fc33834790b2819043ba547fde149e1f06af75408bcbb64e453b6151e764a2523cc5a399db3c0f5ad18397bf4c891f724b88dc1475678a8a4d8fd685eb52e943ab6fe0bab32b31886c46af76828b09daa7d8c0c2c8cf495a9db6402b9946ec0b139f7e5bdce7a11689e33d44d7de745d912c0d336ebb27382e472d33bd59c42220a4cfca66c56a1f5ded3d5bd7464868d735a21a0a8c42f8f1a7fc88ec0ad6b25af3a9cd8db47fd34193dfd7df97c66d54dfbaee4a4dd54018af3d0bc650ceb69f2a94e276dce9d7dd59eb5b32c44d0d05f357df04bd43354b2ad135a24d10a00c79a388e33e92c41e64eae237011d2d3ec9097f573e02f1a7d7fe348ba661886fcc672f45e9e5dd481d87d9e70854d0e7f60b5b4f6d451d163ed5888843ab554feb7fa7293f2db0884461a93b16820d98ae4ff2bb0ea5f7cb0b0a12f14ed2ac953cdf0917c90144b8b8ffa71a842feac8df378aae6dea99241dd01566b84caa8478424c3e515b05e7e4e48db767aa524da07dfb95ebf073509b44b14c4cf8c1099899db9f52980b9b8b7e4051eec05d832311be9f669cc55a1e708796eaa8b8f26e96b2ee1dba88a04854afce0a97cb9c7430cfc77ac3b39c17894dba9f44f92983da705f00d63dcaadc35ced393a07da4cbf85c26f95544f25ed25241637047435975149f09c764f29a0dbd186666d7d6ffa543a491d3aa20b3e14ab8f26988f631a42f24985e80772f6b07e0e5b1734696fa0ea1fbe46c118d2a4dc033b91900b7334797451831de25721530e99bb36a0b9c122928bf0601cd6ba7992714e0da682e8b3fd27cdb254de8431e0b1e56ef9ceaec51b7227c189bd931dd65b2b1e4b26c73d2ffe2e53799daf2904d75259fab8cd18f5a0a0414935cbf159bae717f03a5938a546c1f6e85a903a6cbe4349e6ad0e422adce59b72116a923b326bcc63dec4ead0ef090b0a95f213a0c54f90b3305f813777573fe174eef6ba16ab6b1acf0cb669914c97da5b602c2efdd52637b7482c86390584f7e080b5b15c5baba917254a2c8ff2428d80c46b6d7f0e391650a2dd8be88e1d4cb28de5a839c161263c8709b91d5ece82e31dab72fd7b784a52648fc8899d97447ebc014dc5fb42c84ce57dd4f69b9fac74046929104084e8eb77f1bcaa9daeef17fa6f64aea534d9289d00b556aa544afe0ebc96bfb0181726d927b6eecfa5b0896a2a936921b2d6281497abf9ba444962a49c71a6422129a67635824d146d290125f2d559263ed9a1e20c46a628e5a2f271e17367539566e2f667dd9c11cc01fa4cde0d19537f28efc5d8446f949d9a192beec125fa4b03ee8c32d5691326dc20fbaa5f4a49c8d2ff6fb1dd3c5f3b236e2b56a10c634ce91565f8a6dce1e8db8ba8ac24ef076ebf12569ac492d4910337316f760edf7ebc68b68ce6f1e911b21517af1325717dd0c93ebf971489d672fc80977d74d53591f60302cc6db97557d09dbdef6c27fe52bab1656605544a5aa16bf63b549f47014d0e55122946c18cd1981aa02e85761c3934678e32f9c64ecbe980d5d22b142f2e63e61deff9b5935eaa9ee32f4f13335a1922ac9ef6429b61087885ab9d8a2177133355f1bad316ed3ea7d702374e945e1feb86066af7c44a55338b9090c7f79ac47498360644bc5d6c0353c274f9174e96f38fab4e66ab852c2d90f3884c4ed7b4e14a6b301e5b2e37024aec444572cb2bbc3104bd8dc38b4a0081b2a34380a01864517e7da870ef5f851088245486424d0a3e68d2ca436bc5156a6838ed1cce558177aa2d47a26eca6da1e1db435d8153877beffdf3a7a528b77462b624ad304a7537ef536a4a60f23aad29dfef049eac6d93190594d1b8fccbbbc5925eb69ae6389e6b8a4c2bdb571d529600495f27", 0x1000, 0x1000}], 0x80001, &(0x7f00000000c0)={[{@rodir}, {@iocharset={'iocharset', 0x3d, 'iso8859-1'}}, {@utf8}], [{@pcr={'pcr', 0x3d, 0x2c}}]}) ioctl$BTRFS_IOC_BALANCE_CTL(r7, 0x40049421, 0x1) 21:54:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0xe, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:41 executing program 4 (fault-call:2 fault-nth:21): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 511.625650][T24211] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 511.648671][T24211] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 511.667508][T24223] FAULT_INJECTION: forcing a failure. [ 511.667508][T24223] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 511.680598][T24223] CPU: 0 PID: 24223 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 511.689334][T24223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 511.699709][T24223] Call Trace: [ 511.702963][T24223] dump_stack_lvl+0xb7/0x103 [ 511.707589][T24223] dump_stack+0x11/0x1a [ 511.711734][T24223] should_fail+0x23c/0x250 [ 511.716171][T24223] should_fail_usercopy+0x16/0x20 [ 511.721239][T24223] copy_page_from_iter_atomic+0x2c1/0xba0 [ 511.726949][T24223] ? shmem_write_begin+0x7e/0x100 [ 511.731950][T24223] generic_perform_write+0x1df/0x3c0 [ 511.737318][T24223] ? shmem_write_begin+0x100/0x100 [ 511.742407][T24223] __generic_file_write_iter+0x161/0x300 [ 511.748026][T24223] ? generic_write_checks+0x250/0x290 [ 511.753383][T24223] generic_file_write_iter+0x75/0x130 [ 511.758821][T24223] vfs_write+0x69d/0x770 [ 511.763060][T24223] __x64_sys_pwrite64+0xf5/0x150 [ 511.768059][T24223] do_syscall_64+0x3d/0x90 [ 511.772455][T24223] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 511.778362][T24223] RIP: 0033:0x419777 [ 511.782262][T24223] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 511.801854][T24223] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 511.810254][T24223] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 511.818250][T24223] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 511.826196][T24223] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 511.834145][T24223] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 511.842167][T24223] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 511.850586][T24223] loop4: detected capacity change from 0 to 128 [ 511.860709][T24223] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 511.868715][T24223] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 511.876198][T24223] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 511.885365][T24223] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:43 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) gettid() 21:54:43 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0xf, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:43 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r0, 0x0, 0x0, 0x0, 0x1}, 0x0) openat(r0, &(0x7f0000000000)='./file0\x00', 0x60a41, 0x92) r3 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) fsmount(r3, 0x0, 0x9) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:43 executing program 4 (fault-call:2 fault-nth:22): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:43 executing program 2 (fault-call:13 fault-nth:0): r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:43 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r1 = gettid() r2 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r3 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r1) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(0xffffffffffffffff, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 514.317731][T24243] FAULT_INJECTION: forcing a failure. [ 514.317731][T24243] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 514.331060][T24243] CPU: 0 PID: 24243 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 514.339873][T24243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 514.349956][T24243] Call Trace: [ 514.353227][T24243] dump_stack_lvl+0xb7/0x103 [ 514.357848][T24243] dump_stack+0x11/0x1a [ 514.361995][T24243] should_fail+0x23c/0x250 [ 514.366409][T24243] __alloc_pages+0x102/0x320 [ 514.370997][T24243] alloc_pages_vma+0x513/0x680 [ 514.375782][T24243] shmem_getpage_gfp+0x954/0x13d0 [ 514.380864][T24243] shmem_write_begin+0x7e/0x100 [ 514.385772][T24243] generic_perform_write+0x196/0x3c0 [ 514.391068][T24243] ? shmem_write_begin+0x100/0x100 [ 514.396169][T24243] __generic_file_write_iter+0x161/0x300 [ 514.401796][T24243] ? generic_write_checks+0x250/0x290 [ 514.407168][T24243] generic_file_write_iter+0x75/0x130 [ 514.412614][T24243] vfs_write+0x69d/0x770 [ 514.416880][T24243] __x64_sys_pwrite64+0xf5/0x150 [ 514.421820][T24243] do_syscall_64+0x3d/0x90 [ 514.426227][T24243] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 514.432133][T24243] RIP: 0033:0x419777 [ 514.436040][T24243] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 514.455639][T24243] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 514.464046][T24243] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 514.472043][T24243] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 514.480003][T24243] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 514.487993][T24243] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 514.495952][T24243] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 21:54:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1b, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:44 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='./file0\x00', 0x42502, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000400)=[{&(0x7f0000000000)=""/178, 0xb2}, {&(0x7f00000000c0)=""/174, 0xae}, {&(0x7f0000000180)=""/8, 0x8}, {&(0x7f0000000200)=""/125, 0x7d}, {&(0x7f0000000480)=""/12, 0xc}, {&(0x7f0000000300)=""/146, 0x92}, {&(0x7f0000000280)=""/41, 0x29}], 0x7, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0xfe, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 514.516364][T24243] loop4: detected capacity change from 0 to 56 [ 514.528737][T24243] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 514.536781][T24243] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 514.544346][T24243] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 514.553525][T24243] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:44 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$netlink(0x10, 0x3, 0x15) writev(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) mmap(&(0x7f00007cb000/0x1000)=nil, 0x1000, 0x8, 0x50, r0, 0x674bd000) ioctl$INCFS_IOC_PERMIT_FILL(r1, 0x40046721, &(0x7f0000000000)) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0), 0x0) 21:54:44 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xa, &(0x7f0000000700)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r0, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r0, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r1}], 0x1, 0xfffffffffffffff8) dup2(r0, r1) fcntl$setown(r1, 0x8, 0x0) tkill(0x0, 0x14) [ 514.574397][T24261] FAULT_INJECTION: forcing a failure. [ 514.574397][T24261] name failslab, interval 1, probability 0, space 0, times 0 [ 514.587035][T24261] CPU: 1 PID: 24261 Comm: syz-executor.2 Not tainted 5.14.0-rc1-syzkaller #0 [ 514.595798][T24261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 514.606006][T24261] Call Trace: [ 514.609297][T24261] dump_stack_lvl+0xb7/0x103 [ 514.613987][T24261] dump_stack+0x11/0x1a [ 514.618183][T24261] should_fail+0x23c/0x250 [ 514.622672][T24261] ? getname_flags+0x84/0x3d0 [ 514.627451][T24261] __should_failslab+0x81/0x90 [ 514.632245][T24261] should_failslab+0x5/0x20 [ 514.636741][T24261] kmem_cache_alloc+0x46/0x2e0 [ 514.641510][T24261] ? fput+0x2d/0x130 [ 514.645425][T24261] getname_flags+0x84/0x3d0 [ 514.649922][T24261] ? exit_to_user_mode_prepare+0x65/0x190 [ 514.655744][T24261] __x64_sys_rmdir+0x1f/0x30 [ 514.660342][T24261] do_syscall_64+0x3d/0x90 [ 514.664784][T24261] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 514.670725][T24261] RIP: 0033:0x4665d9 [ 514.674608][T24261] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 514.694222][T24261] RSP: 002b:00007f2db1977188 EFLAGS: 00000246 ORIG_RAX: 0000000000000054 [ 514.702637][T24261] RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 00000000004665d9 [ 514.710639][T24261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100 21:54:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x500, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:44 executing program 3: ioctl$sock_SIOCSIFVLAN_GET_VLAN_REALDEV_NAME_CMD(0xffffffffffffffff, 0x8983, &(0x7f0000000000)={0x8, 'wg1\x00', {'veth1_vlan\x00'}, 0x81}) r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r1 = syz_open_pts(r0, 0x50000) vmsplice(r1, &(0x7f0000000080)=[{&(0x7f0000000040)="b652cc340db631fb2ab6be989e907816e4fa0a5c15", 0x15}], 0x1, 0x0) getsockopt$packet_int(r0, 0x107, 0x2, &(0x7f00000000c0), &(0x7f0000000100)=0x4) sendfile(r0, 0xffffffffffffffff, &(0x7f0000000140)=0x8, 0x200) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) write$binfmt_elf64(r2, &(0x7f0000000300)={{0x7f, 0x45, 0x4c, 0x46, 0x9, 0x2, 0x1, 0x81, 0x0, 0x3, 0x3e, 0x3, 0x5c, 0x40, 0x3c3, 0x0, 0x7, 0x38, 0x1, 0x6, 0x9a, 0x6}, [{0x3, 0x7, 0x5, 0x5, 0xf9e3, 0x2, 0xf74, 0x7f}, {0x5, 0x401, 0x8000, 0xb547c77, 0x8, 0x7fff, 0x8, 0x81}], "ffa1bff1bd373834fffea431ab39d3be955438a9ec", ['\x00', '\x00', '\x00', '\x00']}, 0x4c5) [ 514.718616][T24261] RBP: 00007f2db19771d0 R08: 0000000000000000 R09: 0000000000000000 [ 514.726614][T24261] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 514.734666][T24261] R13: 00007ffc78fd296f R14: 00007f2db1977300 R15: 0000000000022000 21:54:44 executing program 4 (fault-call:2 fault-nth:23): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:44 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) gettid() unshare(0x400) r1 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0) ioctl$EVIOCSFF(r1, 0x40304580, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) [ 514.790676][T24280] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 514.807355][T24284] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 514.832999][T24288] FAULT_INJECTION: forcing a failure. 21:54:44 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) write$binfmt_aout(r1, &(0x7f0000000300)={{0x108, 0x3, 0x40, 0x2d4, 0x202, 0x1ff, 0x395, 0x1}, "1eac6a651145a95947401113ca052125ff435cd2d8ffc5094e24900e1382fceed9055b29fbaaa036d48c749827a42bd774", ['\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00']}, 0x951) [ 514.832999][T24288] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 514.846074][T24288] CPU: 1 PID: 24288 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 514.854901][T24288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 514.865028][T24288] Call Trace: [ 514.868372][T24288] dump_stack_lvl+0xb7/0x103 [ 514.872962][T24288] dump_stack+0x11/0x1a [ 514.877176][T24288] should_fail+0x23c/0x250 [ 514.881608][T24288] should_fail_usercopy+0x16/0x20 [ 514.886778][T24288] copy_page_from_iter_atomic+0x2c1/0xba0 [ 514.892504][T24288] ? shmem_write_begin+0x7e/0x100 [ 514.897583][T24288] generic_perform_write+0x1df/0x3c0 [ 514.902927][T24288] ? shmem_write_begin+0x100/0x100 [ 514.908051][T24288] __generic_file_write_iter+0x161/0x300 [ 514.913681][T24288] ? generic_write_checks+0x250/0x290 [ 514.919062][T24288] generic_file_write_iter+0x75/0x130 [ 514.924508][T24288] vfs_write+0x69d/0x770 [ 514.928745][T24288] __x64_sys_pwrite64+0xf5/0x150 [ 514.933686][T24288] do_syscall_64+0x3d/0x90 [ 514.938104][T24288] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 514.944043][T24288] RIP: 0033:0x419777 [ 514.947935][T24288] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 514.967547][T24288] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 514.975952][T24288] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 514.983925][T24288] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 514.991891][T24288] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 514.999953][T24288] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 515.007943][T24288] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 515.019754][T24288] loop4: detected capacity change from 0 to 128 [ 515.028313][T24288] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 515.036321][T24288] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 515.040600][T24293] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 515.043778][T24288] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 515.043793][T24288] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 515.074116][T24293] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. 21:54:44 executing program 2 (fault-call:13 fault-nth:1): r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:44 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f000077a000/0x4000)=nil, 0x4000, 0x1800003, 0x110, r0, 0xb3140000) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) fstatfs(r0, &(0x7f0000000000)=""/216) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) write(r0, &(0x7f0000000300)="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", 0x1000) 21:54:44 executing program 4 (fault-call:2 fault-nth:24): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:44 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r1 = gettid() r2 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r3 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r1) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(0xffffffffffffffff, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x900, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:44 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = pidfd_getfd(r0, r0, 0x0) close_range(r1, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) [ 515.186335][T24310] FAULT_INJECTION: forcing a failure. [ 515.186335][T24310] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 515.199604][T24310] CPU: 0 PID: 24310 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 515.208367][T24310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 515.218454][T24310] Call Trace: [ 515.221734][T24310] dump_stack_lvl+0xb7/0x103 [ 515.226357][T24310] dump_stack+0x11/0x1a [ 515.230506][T24310] should_fail+0x23c/0x250 [ 515.234932][T24310] __alloc_pages+0x102/0x320 [ 515.239657][T24310] alloc_pages_vma+0x513/0x680 [ 515.244453][T24310] shmem_getpage_gfp+0x954/0x13d0 [ 515.249550][T24310] shmem_write_begin+0x7e/0x100 [ 515.254431][T24310] generic_perform_write+0x196/0x3c0 [ 515.259845][T24310] ? shmem_write_begin+0x100/0x100 [ 515.264952][T24310] __generic_file_write_iter+0x161/0x300 [ 515.270582][T24310] ? generic_write_checks+0x250/0x290 [ 515.276003][T24310] generic_file_write_iter+0x75/0x130 [ 515.281370][T24310] vfs_write+0x69d/0x770 [ 515.285614][T24310] __x64_sys_pwrite64+0xf5/0x150 [ 515.290556][T24310] do_syscall_64+0x3d/0x90 [ 515.295052][T24310] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 515.300995][T24310] RIP: 0033:0x419777 [ 515.304885][T24310] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 515.324493][T24310] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 515.332904][T24310] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 515.340872][T24310] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 515.348834][T24310] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 515.356797][T24310] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 515.364763][T24310] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 515.378380][T24310] loop4: detected capacity change from 0 to 64 [ 515.386332][T24310] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 515.394347][T24310] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 515.401884][T24310] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 515.410997][T24310] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 515.428725][T24322] FAULT_INJECTION: forcing a failure. [ 515.428725][T24322] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 515.441840][T24322] CPU: 0 PID: 24322 Comm: syz-executor.2 Not tainted 5.14.0-rc1-syzkaller #0 [ 515.450735][T24322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 515.460851][T24322] Call Trace: [ 515.464120][T24322] dump_stack_lvl+0xb7/0x103 [ 515.468730][T24322] dump_stack+0x11/0x1a [ 515.472892][T24322] should_fail+0x23c/0x250 [ 515.477368][T24322] should_fail_usercopy+0x16/0x20 [ 515.482396][T24322] strncpy_from_user+0x21/0x250 [ 515.487248][T24322] getname_flags+0xb8/0x3d0 [ 515.491817][T24322] __x64_sys_rmdir+0x1f/0x30 [ 515.496493][T24322] do_syscall_64+0x3d/0x90 [ 515.500906][T24322] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 515.506800][T24322] RIP: 0033:0x4665d9 [ 515.510684][T24322] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 21:54:45 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) sendmmsg$unix(r1, &(0x7f00000001c0)=[{&(0x7f0000000140)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000080), 0x0, 0x0, 0x0, 0x80}], 0x1, 0x24040004) fcntl$setsig(r1, 0xa, 0x12) r3 = gettid() tkill(r3, 0x1000000000013) r4 = gettid() tkill(r4, 0x1000000000013) rt_tgsigqueueinfo(r3, r4, 0x15, &(0x7f0000000000)={0x27, 0x1f, 0xfffff801}) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) r5 = getpgid(r3) tkill(r5, 0x30) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) r6 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080), 0x40, 0x0) recvmmsg(r6, &(0x7f0000000500)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000200)=""/173, 0xad}, {&(0x7f00000002c0)=""/133, 0x85}, {&(0x7f0000000380)=""/252, 0xfc}, {&(0x7f0000000740)=""/4096, 0x1000}], 0x4, &(0x7f00000004c0)=""/6, 0x6}, 0x100}], 0x1, 0x60, &(0x7f0000000540)) 21:54:45 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x810, r0, 0xc2c1f000) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x0, 0xd9f, 0x2c3a3948) fcntl$dupfd(r0, 0x0, r0) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$FIGETBSZ(r2, 0x2, &(0x7f0000000000)) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:45 executing program 4 (fault-call:2 fault-nth:25): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 515.530284][T24322] RSP: 002b:00007f2db1977188 EFLAGS: 00000246 ORIG_RAX: 0000000000000054 [ 515.538759][T24322] RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 00000000004665d9 [ 515.546723][T24322] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100 [ 515.554700][T24322] RBP: 00007f2db19771d0 R08: 0000000000000000 R09: 0000000000000000 [ 515.562710][T24322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 515.570711][T24322] R13: 00007ffc78fd296f R14: 00007f2db1977300 R15: 0000000000022000 [ 515.626345][T24334] FAULT_INJECTION: forcing a failure. [ 515.626345][T24334] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 515.639459][T24334] CPU: 0 PID: 24334 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 515.648230][T24334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 515.658300][T24334] Call Trace: [ 515.661568][T24334] dump_stack_lvl+0xb7/0x103 [ 515.666152][T24334] dump_stack+0x11/0x1a [ 515.670297][T24334] should_fail+0x23c/0x250 [ 515.674755][T24334] should_fail_usercopy+0x16/0x20 [ 515.679774][T24334] copy_page_from_iter_atomic+0x2c1/0xba0 [ 515.685503][T24334] ? shmem_write_begin+0x7e/0x100 [ 515.690547][T24334] generic_perform_write+0x1df/0x3c0 [ 515.695826][T24334] ? shmem_write_begin+0x100/0x100 [ 515.700952][T24334] __generic_file_write_iter+0x161/0x300 [ 515.706595][T24334] ? generic_write_checks+0x250/0x290 [ 515.711979][T24334] generic_file_write_iter+0x75/0x130 [ 515.717347][T24334] vfs_write+0x69d/0x770 [ 515.721606][T24334] __x64_sys_pwrite64+0xf5/0x150 [ 515.726556][T24334] do_syscall_64+0x3d/0x90 [ 515.731068][T24334] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 515.736957][T24334] RIP: 0033:0x419777 [ 515.740842][T24334] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 515.760501][T24334] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 515.768914][T24334] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 21:54:45 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) connect(r0, &(0x7f0000000000)=@ipx={0x4, 0x1, 0x2, "59915afa4c30", 0x1f}, 0x80) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) writev(0xffffffffffffffff, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r1 = accept$inet6(r0, &(0x7f0000000640)={0xa, 0x0, 0x0, @empty}, &(0x7f0000000680)=0x1c) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r3 = gettid() tkill(r3, 0x1000000000013) r4 = gettid() tkill(r4, 0x1000000000013) r5 = gettid() tkill(r5, 0x1000000000013) r6 = socket$nl_netfilter(0x10, 0x3, 0xc) fstat(r6, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0}) setuid(r7) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000006c0)={0x0, 0x0, 0x0}, &(0x7f0000000700)=0xc) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000880)={&(0x7f0000000080)=@abs={0x1, 0x0, 0x4e22}, 0x6e, &(0x7f0000000200)=[{&(0x7f0000000300)="6409269d7b736ea200c987752009c1715d003bb42c9106cf0b2353cc4bc7a4de2f53d0884e06f85b6ab4e5325b721a7592976233d9c75fb8241bf8bf2ced185207571b1d2d08332adce0f37b747fae32deed139c30d7720ad97948b716ed5f4254ec514857acee72207a389ba607ffe693c8cdafda4d3d182b4ee455eb8d854bb0368e944d1e813915df8d288756041205bdd2164243241e2b8211d92cf3413511aadade2343981ab502b35c6f55bffe0fd58b8c65a7d02adf6eec37346f1e9d602242f3728b3457cfb197d6cbd869fb8e729e298cbf983ea2411166742d78765fad0245dcbaaf287680b6c959d6", 0xee}, {&(0x7f0000000100)="761ab4c9d447f651bf11da81a709e8e530b58986dc031718d8a9d2d27560b5f12ec14347d89a8e7b00fee20bd3d062957a72e0b79c7d4f2559c6e77c2e1d7d0c439e84c7583759a1f76595d954703c63347e52e74591432fc67f798b5517947d15867be2617c6ccb2754d884c765971cfda48c5c6e35032d54d578321568178b7397bf2fe9033a3f31266fe2636975fd106afc03df600efb515a7f1349a8219ac8438c9bf9650fa0534c1410ff881d2f5b4ae273ea1a0d53d24830395dcdd2d3", 0xc0}, {&(0x7f0000000400)="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", 0xfa}], 0x3, &(0x7f0000000740)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r0, r0, r0, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r0, r0, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xffffffffffffffff}}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r1, r0, r2, r0]}}, @cred={{0x1c, 0x1, 0x2, {r3, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {r4, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r5, r7, r8}}}], 0x140, 0x40008c1}, 0x0) [ 515.776874][T24334] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 515.784852][T24334] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 515.792813][T24334] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 515.800858][T24334] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 21:54:45 executing program 4 (fault-call:2 fault-nth:26): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 515.854343][T24334] loop4: detected capacity change from 0 to 128 [ 515.862554][T24334] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 515.870570][T24334] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 515.878053][T24334] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 515.887088][T24334] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:45 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0xfffe, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 515.983684][T24350] FAULT_INJECTION: forcing a failure. [ 515.983684][T24350] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 515.997033][T24350] CPU: 0 PID: 24350 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 516.005801][T24350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 516.015865][T24350] Call Trace: [ 516.019149][T24350] dump_stack_lvl+0xb7/0x103 [ 516.023851][T24350] dump_stack+0x11/0x1a [ 516.028030][T24350] should_fail+0x23c/0x250 [ 516.032453][T24350] __alloc_pages+0x102/0x320 [ 516.037048][T24350] alloc_pages_vma+0x513/0x680 [ 516.041904][T24350] shmem_getpage_gfp+0x954/0x13d0 [ 516.046937][T24350] shmem_write_begin+0x7e/0x100 [ 516.051783][T24350] generic_perform_write+0x196/0x3c0 [ 516.057203][T24350] ? shmem_write_begin+0x100/0x100 [ 516.062316][T24350] __generic_file_write_iter+0x161/0x300 [ 516.067990][T24350] ? generic_write_checks+0x250/0x290 [ 516.073356][T24350] generic_file_write_iter+0x75/0x130 [ 516.078736][T24350] vfs_write+0x69d/0x770 21:54:45 executing program 2 (fault-call:13 fault-nth:2): r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:45 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r1 = gettid() r2 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r3 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r1) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(0xffffffffffffffff, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 516.082990][T24350] __x64_sys_pwrite64+0xf5/0x150 [ 516.087949][T24350] do_syscall_64+0x3d/0x90 [ 516.092386][T24350] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 516.098350][T24350] RIP: 0033:0x419777 [ 516.102252][T24350] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 516.121860][T24350] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 516.130312][T24350] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 516.138280][T24350] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 516.146272][T24350] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 516.154276][T24350] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 516.162254][T24350] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 516.186346][T24350] loop4: detected capacity change from 0 to 72 [ 516.195883][T24350] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 516.203857][T24350] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 516.211383][T24350] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 516.220436][T24350] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 516.230069][T24362] FAULT_INJECTION: forcing a failure. [ 516.230069][T24362] name failslab, interval 1, probability 0, space 0, times 0 [ 516.242740][T24362] CPU: 1 PID: 24362 Comm: syz-executor.2 Not tainted 5.14.0-rc1-syzkaller #0 [ 516.251541][T24362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 516.261608][T24362] Call Trace: [ 516.264873][T24362] dump_stack_lvl+0xb7/0x103 [ 516.269457][T24362] dump_stack+0x11/0x1a [ 516.273601][T24362] should_fail+0x23c/0x250 [ 516.278123][T24362] ? inotify_handle_inode_event+0x106/0x2d0 [ 516.284068][T24362] __should_failslab+0x81/0x90 [ 516.288825][T24362] should_failslab+0x5/0x20 [ 516.293361][T24362] __kmalloc+0x66/0x340 [ 516.297519][T24362] inotify_handle_inode_event+0x106/0x2d0 [ 516.303289][T24362] ? inotify_free_group_priv+0x70/0x70 [ 516.308747][T24362] inotify_ignored_and_remove_idr+0x25/0x60 [ 516.314638][T24362] inotify_freeing_mark+0x19/0x20 [ 516.319790][T24362] fsnotify_free_mark+0xcb/0xf0 [ 516.324765][T24362] fsnotify_destroy_marks+0x126/0x3a0 [ 516.330144][T24362] ? __fsnotify_inode_delete+0x9/0x20 [ 516.335545][T24362] __fsnotify_inode_delete+0x18/0x20 [ 516.340835][T24362] dentry_unlink_inode+0x1f3/0x260 [ 516.345944][T24362] d_delete+0x78/0xe0 [ 516.349917][T24362] vfs_rmdir+0x2a6/0x2c0 [ 516.354260][T24362] do_rmdir+0x14a/0x2e0 [ 516.358429][T24362] __x64_sys_rmdir+0x2c/0x30 [ 516.363039][T24362] do_syscall_64+0x3d/0x90 [ 516.367542][T24362] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 516.373436][T24362] RIP: 0033:0x4665d9 [ 516.377339][T24362] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 516.396941][T24362] RSP: 002b:00007f2db1977188 EFLAGS: 00000246 ORIG_RAX: 0000000000000054 [ 516.405356][T24362] RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 00000000004665d9 [ 516.413446][T24362] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100 [ 516.421412][T24362] RBP: 00007f2db19771d0 R08: 0000000000000000 R09: 0000000000000000 [ 516.429406][T24362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 21:54:46 executing program 4 (fault-call:2 fault-nth:27): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 516.437368][T24362] R13: 00007ffc78fd296f R14: 00007f2db1977300 R15: 0000000000022000 [ 516.485733][T24369] FAULT_INJECTION: forcing a failure. [ 516.485733][T24369] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 516.499272][T24369] CPU: 1 PID: 24369 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 516.508050][T24369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 516.518167][T24369] Call Trace: [ 516.521436][T24369] dump_stack_lvl+0xb7/0x103 [ 516.526034][T24369] dump_stack+0x11/0x1a [ 516.530209][T24369] should_fail+0x23c/0x250 [ 516.534627][T24369] should_fail_usercopy+0x16/0x20 [ 516.539658][T24369] copy_page_from_iter_atomic+0x2c1/0xba0 [ 516.545389][T24369] ? shmem_write_begin+0x7e/0x100 [ 516.550435][T24369] generic_perform_write+0x1df/0x3c0 [ 516.555749][T24369] ? shmem_write_begin+0x100/0x100 [ 516.560874][T24369] __generic_file_write_iter+0x161/0x300 [ 516.566551][T24369] ? generic_write_checks+0x250/0x290 [ 516.572019][T24369] generic_file_write_iter+0x75/0x130 [ 516.577390][T24369] vfs_write+0x69d/0x770 [ 516.581631][T24369] __x64_sys_pwrite64+0xf5/0x150 [ 516.586596][T24369] do_syscall_64+0x3d/0x90 [ 516.591068][T24369] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 516.597508][T24369] RIP: 0033:0x419777 [ 516.601388][T24369] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 516.621023][T24369] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 21:54:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1f042b, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 516.629467][T24369] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 516.637431][T24369] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 516.645423][T24369] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 516.653395][T24369] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 516.661414][T24369] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 516.675463][T24369] loop4: detected capacity change from 0 to 128 21:54:46 executing program 4 (fault-call:2 fault-nth:28): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 516.684029][T24369] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 516.692051][T24369] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 516.699623][T24369] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 516.708700][T24369] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 516.795688][T24379] FAULT_INJECTION: forcing a failure. [ 516.795688][T24379] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 516.808941][T24379] CPU: 1 PID: 24379 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 516.817714][T24379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 516.827757][T24379] Call Trace: [ 516.831032][T24379] dump_stack_lvl+0xb7/0x103 [ 516.835625][T24379] dump_stack+0x11/0x1a [ 516.839869][T24379] should_fail+0x23c/0x250 [ 516.844288][T24379] __alloc_pages+0x102/0x320 [ 516.848943][T24379] alloc_pages_vma+0x513/0x680 [ 516.853835][T24379] shmem_getpage_gfp+0x954/0x13d0 [ 516.858892][T24379] shmem_write_begin+0x7e/0x100 [ 516.863735][T24379] generic_perform_write+0x196/0x3c0 [ 516.869092][T24379] ? shmem_write_begin+0x100/0x100 [ 516.874198][T24379] __generic_file_write_iter+0x161/0x300 [ 516.879835][T24379] ? generic_write_checks+0x250/0x290 [ 516.885278][T24379] generic_file_write_iter+0x75/0x130 [ 516.890652][T24379] vfs_write+0x69d/0x770 [ 516.894902][T24379] __x64_sys_pwrite64+0xf5/0x150 [ 516.899846][T24379] do_syscall_64+0x3d/0x90 [ 516.904282][T24379] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 516.910232][T24379] RIP: 0033:0x419777 [ 516.914117][T24379] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 516.933796][T24379] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 516.942217][T24379] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 516.950178][T24379] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 516.958295][T24379] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 516.966274][T24379] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 516.974269][T24379] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 21:54:46 executing program 2 (fault-call:13 fault-nth:3): r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 516.992917][T24379] loop4: detected capacity change from 0 to 80 [ 517.014521][T24379] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 517.022561][T24379] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 517.030087][T24379] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 517.039167][T24379] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 517.169210][T24394] FAULT_INJECTION: forcing a failure. [ 517.169210][T24394] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 517.182420][T24394] CPU: 1 PID: 24394 Comm: syz-executor.2 Not tainted 5.14.0-rc1-syzkaller #0 [ 517.191180][T24394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 517.201273][T24394] Call Trace: [ 517.204564][T24394] dump_stack_lvl+0xb7/0x103 [ 517.209194][T24394] dump_stack+0x11/0x1a [ 517.213343][T24394] should_fail+0x23c/0x250 [ 517.217776][T24394] should_fail_usercopy+0x16/0x20 [ 517.222852][T24394] _copy_to_user+0x1c/0x90 [ 517.227261][T24394] simple_read_from_buffer+0xab/0x120 [ 517.232694][T24394] proc_fail_nth_read+0xf6/0x140 [ 517.237629][T24394] ? rw_verify_area+0x136/0x250 [ 517.242480][T24394] ? proc_fault_inject_write+0x200/0x200 [ 517.248092][T24394] vfs_read+0x154/0x5d0 [ 517.252227][T24394] ? do_rmdir+0x2a5/0x2e0 [ 517.256532][T24394] ? ___cache_free+0x3c/0x300 [ 517.261213][T24394] ? mntput_no_expire+0x64/0x730 [ 517.266178][T24394] ? __fget_light+0x21b/0x260 [ 517.270831][T24394] ? __cond_resched+0x11/0x40 [ 517.275498][T24394] ksys_read+0xce/0x180 [ 517.279645][T24394] __x64_sys_read+0x3e/0x50 [ 517.284148][T24394] do_syscall_64+0x3d/0x90 [ 517.288596][T24394] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 517.294487][T24394] RIP: 0033:0x41935c [ 517.298376][T24394] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 [ 517.317966][T24394] RSP: 002b:00007f2db1977170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 517.326352][T24394] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000041935c [ 517.334328][T24394] RDX: 000000000000000f RSI: 00007f2db19771e0 RDI: 0000000000000005 [ 517.342293][T24394] RBP: 00007f2db19771d0 R08: 0000000000000000 R09: 0000000000000000 [ 517.350258][T24394] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 517.358204][T24394] R13: 00007ffc78fd296f R14: 00007f2db1977300 R15: 0000000000022000 21:54:48 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) r3 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000440)='.pending_reads\x00', 0x60040, 0xc0) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), 0xffffffffffffffff) r6 = socket(0x11, 0x800000003, 0x0) bind(r6, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c58110308d9123127ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000100)=0x14) sendmsg$ETHTOOL_MSG_FEATURES_SET(r4, &(0x7f0000000a40)={0x0, 0x0, &(0x7f0000000a00)={&(0x7f0000003080)={0x12dc, r5, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_FEATURES_WANTED={0x14, 0x3, 0x0, 0x1, [@ETHTOOL_A_BITSET_BITS={0x10, 0x3, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x9}]}]}]}, @ETHTOOL_A_FEATURES_WANTED={0x12b4, 0x3, 0x0, 0x1, [@ETHTOOL_A_BITSET_VALUE={0x39, 0x4, "2f8cf3348c5c7ec6fe8171591ee66f080a9629d2d671fe4dcb086b95dbd6aca4a84dd5785f4ce6f61d5a62a4823aad7ba0f4ae1a55"}, @ETHTOOL_A_BITSET_VALUE={0x1004, 0x4, "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"}, @ETHTOOL_A_BITSET_BITS={0x44, 0x3, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x10000}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x9}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x4}]}, {0x37, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xa, 0x2, '}\'!*&\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x9}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x9}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0xfffff001}]}]}, @ETHTOOL_A_BITSET_BITS={0x0, 0x3, 0x0, 0x1, [{0x0, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x1}, @ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '})\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x4}, @ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '&#\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '}\'!*&\x00'}]}, {0x0, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0xfffffff7}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x5fd}, @ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '.pending_reads\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0xa1}]}, {0x0, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x5}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x8}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0xffff}, @ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '}\'!*&\x00'}]}, {0x0, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '}#,-^\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x400}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x2}]}, {0x0, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '-+%\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x7}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x3}, @ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '.pending_reads\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0xc00000}, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '\x00'}]}, {0x0, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_NAME={0x0, 0x2, '.pending_reads\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x4}]}, {0x0, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x7}, @ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_INDEX={0x0, 0x1, 0x4}, @ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_VALUE, @ETHTOOL_A_BITSET_BIT_VALUE]}]}, @ETHTOOL_A_BITSET_BITS={0x4}, @ETHTOOL_A_BITSET_MASK={0xa6, 0x5, "139d638e1dcbae3064ecd3937e137c9d7f2f77fc1e691a072f3f388b40c88c3cf8f0ecacb630bc8291f85fbd44c1fc113e183431d732c1bb5f6548b3d1e9e0cb1cf91cc9a1cbd6c515bf3145d1e9d2748550787ea4165e2532da8841d781d435af1b61c4c4aae97f58bc61cd7eacef851f463e1724a01b6ff220006d653340fc67b8e39afe36f36c11e6cd52e783b6f513a95af53523fbdf4da135b5690813070c4f"}, @ETHTOOL_A_BITSET_MASK={0x9e, 0x5, "d172e6dd57005bfe262641d8e6374b0cc6a0ba8fe337d39c8f4b8f6fbab477c63bb105af882eed27e90ac8267723ce89a6614328250e7641ce2e01224022606d8df671f2bbec4afd9f47a1dc0c022a61ec7931112f061f352ed790c4a777f7fd6c93de8b174b8c6c37a24e85c74802deb25490d97827d9ace730d92a5713775c312b3b0032d7f86c36166c6db9b284bc652010e1d2580978720c"}]}]}, 0x12dc}, 0x1, 0x0, 0x0, 0x20040010}, 0x0) bind$packet(r3, &(0x7f0000000480)={0x11, 0x8, r7, 0x1, 0x20}, 0x14) getsockname$packet(0xffffffffffffffff, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000100)=0x14) sendmsg$ETHTOOL_MSG_FEATURES_SET(0xffffffffffffffff, &(0x7f0000000a40)={0x0, 0x0, &(0x7f0000000a00)={&(0x7f0000000040)={0x14, 0x0, 0x300}, 0x14}, 0x1, 0x0, 0x0, 0x20000020}, 0x0) bind(0xffffffffffffffff, &(0x7f00000001c0)=@can={0x1d, r8}, 0x80) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(0x0, 0x28) 21:54:48 executing program 4 (fault-call:2 fault-nth:29): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:48 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, 0x0, 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 518.649764][T24402] FAULT_INJECTION: forcing a failure. [ 518.649764][T24402] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 518.662845][T24402] CPU: 0 PID: 24402 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 518.671602][T24402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 518.681693][T24402] Call Trace: [ 518.684960][T24402] dump_stack_lvl+0xb7/0x103 [ 518.689564][T24402] dump_stack+0x11/0x1a [ 518.693708][T24402] should_fail+0x23c/0x250 [ 518.698118][T24402] should_fail_usercopy+0x16/0x20 [ 518.703156][T24402] copy_page_from_iter_atomic+0x2c1/0xba0 [ 518.708949][T24402] ? shmem_write_begin+0x7e/0x100 [ 518.713990][T24402] generic_perform_write+0x1df/0x3c0 [ 518.719299][T24402] ? shmem_write_begin+0x100/0x100 [ 518.724437][T24402] __generic_file_write_iter+0x161/0x300 [ 518.730077][T24402] ? generic_write_checks+0x250/0x290 [ 518.735531][T24402] generic_file_write_iter+0x75/0x130 [ 518.740914][T24402] vfs_write+0x69d/0x770 [ 518.745147][T24402] __x64_sys_pwrite64+0xf5/0x150 [ 518.750132][T24402] do_syscall_64+0x3d/0x90 [ 518.754618][T24402] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 518.760513][T24402] RIP: 0033:0x419777 [ 518.764399][T24402] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 518.784045][T24402] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 518.792492][T24402] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 518.800490][T24402] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 518.808521][T24402] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 518.816481][T24402] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 518.824443][T24402] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 518.836357][T24402] loop4: detected capacity change from 0 to 128 21:54:48 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) utimensat(r0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)={{0x77359400}, {r1, r2/1000+60000}}, 0x0) 21:54:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0xfffffffe, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:48 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:48 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='./file0\x00', 0x0, 0x40) newfstatat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040), 0x2000) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x9c96fcdb75576708, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x5, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, &(0x7f0000000140)=0x7) r1 = io_uring_setup(0x6934, &(0x7f00000000c0)={0x0, 0xc140, 0x20, 0x2, 0x238, 0x0, r0}) mmap(&(0x7f00000d5000/0x4000)=nil, 0x4000, 0x1000000, 0x100010, r1, 0x97d95000) 21:54:48 executing program 4 (fault-call:2 fault-nth:30): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 518.844704][T24402] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 518.852726][T24402] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 518.860337][T24402] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 518.869467][T24402] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:48 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='./file0\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0xef6b8000) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f00000007c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000880)={&(0x7f0000000800)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00020000000c00080009000000000000000c00020001000000010000000c00030006000000000000000c0006000100"/62], 0x44}, 0x1, 0x0, 0x0, 0x4000}, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r6 = socket$netlink(0x10, 0x3, 0x0) writev(r6, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) splice(r5, &(0x7f0000000900)=0x7, r6, &(0x7f0000000940)=0x4, 0x100000001, 0x5) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r2, 0x0, 0x0, 0x0, 0x1}, 0x0) r7 = socket$netlink(0x10, 0x3, 0x0) writev(r7, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r8 = syz_open_procfs$userns(0x0, &(0x7f00000005c0)) r9 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./file0\x00', 0x82040, 0x40) io_submit(0x0, 0x7, &(0x7f0000000780)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x8, 0x43, 0xffffffffffffffff, &(0x7f0000000000)="190bb191b9e5758cfb79d608be1472081d21d1cc682ce31f", 0x18, 0xb, 0x0, 0x2}, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2, 0x5, r0, &(0x7f0000000080)="06c7cceb7ca716c04045cbc60e22da1669a1056781fed19cf6a9da7fb9584c831b79c4f1d87e4f765c2595a63a05d05b6437b54ccab8e234389d3acef40901d6b988f5cad775b73dbc01a1ab3ecb32df81686e4763c6a7735b6f55a5db79c17fd16890089dac0c1e12f937bfef082d9570d0d927d26430f92a43d507cd13eb1478ac667b1bbd749a4f6dbb530b35dec685e40460c246ce12be647f3bb56b1c6af26e28e4ff1643104d39f5fb7808e6299fbd203b378d1d9a163ce41f7211f21bf689a4fd0d8e43ab04635af88bf4e1524cf0f4d3365f78080ce078a8c094b49a99a87af90b2eff92ff23f5d8fa127559", 0xf0, 0x6, 0x0, 0x0, r0}, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x7, 0x4200, r1, &(0x7f0000000300)="1f6dbd08a0654e0d59c32a8c7404a8f400e63fbe272b663e277b1933ddb0bfb6888fc206a261de25f4cd5c53e01a222ed14cb8229abb2ef89cf4d388a1ae7c9bcfe1914aa956f8f632c6bacd32d8d9038caa8d14bc6b09070f102a6e40be96a385aa57865511abe2f48da39bc945aceffdb5e9b9c008ef315ca12bef0e7f599cf158e61ffe0c7c89a6a230b6832d82a000e41bba6f79e208dfe55766c276d158a5888ef343221cd37909c3a26195d3b5a84585e9e6177501973a09a9a843a016d7540ccca83f49293a4d9edf6ab339b76abf5f9d5a37917b60fa1566b371f95b1463c22df77875", 0xe7, 0x4, 0x0, 0x2}, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x6, 0x8001, r7, &(0x7f0000000240)="d0e87413943ac8848f982e4dc05923cadc", 0x11, 0x5f2, 0x0, 0x3}, &(0x7f0000000500)={0x0, 0x0, 0x0, 0xb, 0xf83a, r0, &(0x7f0000000400)="627e1cdea2c552d3c58e76333b0bc67da8e14afad0061f0b56c01f3a2d002da0d21bf6daa3c98c697bf4166c9315ec7d3e902d17ba62a82359885fc3137bf9dc0bd04970b953bed3c1b24d209c05ab1c815e4129ee716f9c2fe0e913525826b5505cb083cfda950bea358efdd70a1249313a4679b84fff135f26ca3ebb2eaed2da8114bc7a84328aee708e7424bf762e0ef4d28c6557dc7cdcd16147a89d64b33fff507473ab9371466767b8ee723ef3e6c1ea51d150bae2146d0b8eed736dfa4750b88e49d779949e061ce6e001bc703fa604b6df09fbe721f33cfd71472f583ca3eccc60922ecc5b448995d3725e4d09251eaa0180", 0xf6, 0x1000000000000007, 0x0, 0x1, r2}, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, 0x3, r7, &(0x7f0000000540)="43deb0f1627c85846edcab3b10a7cc4c8801e7c6260f540898f9d3a2367ca4f9d703032b3d", 0x25, 0x3, 0x0, 0x1, r0}, &(0x7f0000000740)={0x0, 0x0, 0x0, 0x7, 0x6, r8, &(0x7f0000000600)="52857cad72bb98a0f964bc329aba980f0f28780c3e051c006a8358f48866fde00f0104fcc565a4637bb3bb4ac04fedb92ff20ec6f3c802036ccfa6eb6d3f50015c205c4d5bfc8ffddb831af561e3c72ab00840e116afd3b69d0ce64aa33369b39354680cc7b6bb3b6c73b74b405bb050aedef970fb03a10d798ff7feac805da79c3119fbcd2201aeeba60e59d4e87604a19c8cb75d47868ada9155a01a2d4faa72f9910c6952512b15f4ee0953e2e54e88ebfcd4fda4cee33bbcafebf061d26cd96c15b1719079baf140c7c91815fba920000f50a836b3c72211", 0xda, 0x4, 0x0, 0x0, r9}]) [ 518.945888][T24423] FAULT_INJECTION: forcing a failure. [ 518.945888][T24423] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 518.959283][T24423] CPU: 0 PID: 24423 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 518.968045][T24423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 518.978163][T24423] Call Trace: [ 518.981466][T24423] dump_stack_lvl+0xb7/0x103 [ 518.986086][T24423] dump_stack+0x11/0x1a [ 518.990312][T24423] should_fail+0x23c/0x250 [ 518.994771][T24423] __alloc_pages+0x102/0x320 [ 518.999394][T24423] alloc_pages_vma+0x513/0x680 [ 519.004155][T24423] shmem_getpage_gfp+0x954/0x13d0 [ 519.009262][T24423] shmem_write_begin+0x7e/0x100 [ 519.014110][T24423] generic_perform_write+0x196/0x3c0 [ 519.019420][T24423] ? shmem_write_begin+0x100/0x100 [ 519.024543][T24423] __generic_file_write_iter+0x161/0x300 [ 519.030181][T24423] ? generic_write_checks+0x250/0x290 [ 519.035560][T24423] generic_file_write_iter+0x75/0x130 [ 519.038609][T24426] __nla_validate_parse: 3 callbacks suppressed [ 519.038621][T24426] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 519.040929][T24423] vfs_write+0x69d/0x770 [ 519.040952][T24423] __x64_sys_pwrite64+0xf5/0x150 [ 519.058892][T24426] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 519.060790][T24423] do_syscall_64+0x3d/0x90 [ 519.074478][T24426] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 519.075057][T24423] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 519.085797][T24426] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 519.088784][T24423] RIP: 0033:0x419777 [ 519.088815][T24423] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 519.127456][T24423] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 519.135878][T24423] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 519.143850][T24423] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 519.151835][T24423] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 519.159812][T24423] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 519.167772][T24423] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 519.182143][T24423] loop4: detected capacity change from 0 to 88 [ 519.182806][T24426] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 519.199943][T24423] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 519.200638][T24426] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 519.207963][T24423] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 519.224718][T24423] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 519.229011][T24426] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. 21:54:48 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000000)) 21:54:48 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000016c0)='cpuset.memory_pressure\x00', 0x0, 0x0) sendmsg$TIPC_NL_MEDIA_GET(r0, &(0x7f0000001ac0)={&(0x7f0000001700)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000001a80)={&(0x7f0000001740)={0x334, 0x0, 0x8, 0x70bd2c, 0x25dfdbfd, {}, [@TIPC_NLA_NET={0x6c, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_ADDR={0x8, 0x2, 0x4}, @TIPC_NLA_NET_NODEID={0xc, 0x3, 0x9}, @TIPC_NLA_NET_NODEID={0xc, 0x3, 0xfffffffffffffffc}, @TIPC_NLA_NET_NODEID={0xc, 0x3, 0x567}, @TIPC_NLA_NET_NODEID={0xc, 0x3, 0x6a4b}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x1}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x27}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x8}, @TIPC_NLA_NET_NODEID={0xc}]}, @TIPC_NLA_LINK={0x18, 0x4, 0x0, 0x1, [@TIPC_NLA_LINK_NAME={0x13, 0x1, 'broadcast-link\x00'}]}, @TIPC_NLA_BEARER={0x48, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x4e20, 0x0, @dev={0xfe, 0x80, '\x00', 0x2e}, 0x9}}, {0x20, 0x2, @in6={0xa, 0x4e20, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}}}}]}, @TIPC_NLA_PUBL={0x2c, 0x3, 0x0, 0x1, [@TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x2}, @TIPC_NLA_PUBL_UPPER={0x8, 0x3, 0xfffffffa}, @TIPC_NLA_PUBL_UPPER={0x8, 0x3, 0xda}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x5}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x7473}]}, @TIPC_NLA_NET={0x18, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0x1f}]}, @TIPC_NLA_PUBL={0xc, 0x3, 0x0, 0x1, [@TIPC_NLA_PUBL_UPPER={0x8, 0x3, 0xfffff801}]}, @TIPC_NLA_LINK={0x70, 0x4, 0x0, 0x1, [@TIPC_NLA_LINK_PROP={0x34, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0x6d3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x6}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x4}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x11}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x4}]}, @TIPC_NLA_LINK_NAME={0x9, 0x1, 'syz1\x00'}, @TIPC_NLA_LINK_NAME={0x9, 0x1, 'syz0\x00'}, @TIPC_NLA_LINK_NAME={0x13, 0x1, 'broadcast-link\x00'}, @TIPC_NLA_LINK_PROP={0xc, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x101}]}]}, @TIPC_NLA_MEDIA={0xb0, 0x5, 0x0, 0x1, [@TIPC_NLA_MEDIA_NAME={0x7, 0x1, 'ib\x00'}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_PROP={0x34, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0x7}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x6}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x5}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1f}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x5}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xfffffff7}]}, @TIPC_NLA_MEDIA_PROP={0x14, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1d}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x5}]}, @TIPC_NLA_MEDIA_PROP={0x14, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x10000}]}, @TIPC_NLA_MEDIA_PROP={0x2c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x7}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x5}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x1}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xe}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xffffffff}]}, @TIPC_NLA_MEDIA_PROP={0x14, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x2}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x13}]}]}, @TIPC_NLA_LINK={0xe4, 0x4, 0x0, 0x1, [@TIPC_NLA_LINK_PROP={0x24, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x80}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x6}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x8}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}]}, @TIPC_NLA_LINK_NAME={0x9, 0x1, 'syz1\x00'}, @TIPC_NLA_LINK_NAME={0x9, 0x1, 'syz0\x00'}, @TIPC_NLA_LINK_PROP={0x4c, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x1}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x800}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x999}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x79e}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x7ff}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x79}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x9}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xe}]}, @TIPC_NLA_LINK_PROP={0x4}, @TIPC_NLA_LINK_PROP={0x24, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xbf5}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x8001}]}, @TIPC_NLA_LINK_NAME={0x13, 0x1, 'broadcast-link\x00'}, @TIPC_NLA_LINK_PROP={0x1c, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xfffffffe}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x18}]}]}]}, 0x334}}, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = signalfd(r2, &(0x7f0000000280)={[0x5]}, 0x8) sendmsg$NL80211_CMD_GET_WIPHY(r3, &(0x7f00000015c0)={&(0x7f0000001500)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000001580)={&(0x7f0000001540)={0x20, 0x0, 0x300, 0x70bd2d, 0x25dfdbfc, {{}, {@void, @void, @val={0xc, 0x99, {0x0, 0x6d}}}}, ["", ""]}, 0x20}, 0x1, 0x0, 0x0, 0x30000000}, 0x0) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) preadv(r2, &(0x7f0000000200)=[{&(0x7f0000000000)=""/41, 0x29}, {&(0x7f0000000040)=""/152, 0x98}, {&(0x7f0000000100)=""/145, 0x91}, {&(0x7f0000000300)=""/209, 0xd1}, {&(0x7f0000000400)=""/247, 0xf7}, {&(0x7f0000000500)=""/4096, 0x1000}], 0x6, 0x1, 0x9) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) [ 519.233762][T24423] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 519.244421][T24426] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. 21:54:48 executing program 4 (fault-call:2 fault-nth:31): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 519.309151][T24437] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 519.323585][T24437] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 519.352498][T24443] FAULT_INJECTION: forcing a failure. [ 519.352498][T24443] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 519.365643][T24443] CPU: 1 PID: 24443 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 519.374421][T24443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 519.384481][T24443] Call Trace: [ 519.387752][T24443] dump_stack_lvl+0xb7/0x103 [ 519.392337][T24443] dump_stack+0x11/0x1a [ 519.396556][T24443] should_fail+0x23c/0x250 [ 519.400988][T24443] should_fail_usercopy+0x16/0x20 [ 519.406008][T24443] copy_page_from_iter_atomic+0x2c1/0xba0 [ 519.411732][T24443] ? shmem_write_begin+0x7e/0x100 [ 519.416750][T24443] generic_perform_write+0x1df/0x3c0 [ 519.422111][T24443] ? shmem_write_begin+0x100/0x100 [ 519.427268][T24443] __generic_file_write_iter+0x161/0x300 [ 519.432950][T24443] ? generic_write_checks+0x250/0x290 [ 519.438404][T24443] generic_file_write_iter+0x75/0x130 [ 519.443775][T24443] vfs_write+0x69d/0x770 [ 519.448015][T24443] __x64_sys_pwrite64+0xf5/0x150 [ 519.453045][T24443] do_syscall_64+0x3d/0x90 [ 519.457581][T24443] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 519.463575][T24443] RIP: 0033:0x419777 [ 519.467466][T24443] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 519.487144][T24443] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 519.495637][T24443] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 519.503606][T24443] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 519.511611][T24443] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 519.519627][T24443] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 519.527770][T24443] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 519.537055][T24443] loop4: detected capacity change from 0 to 128 21:54:49 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x77359400}, 0x0) 21:54:49 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, 0x0, 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:49 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() ptrace$setregs(0xd, r0, 0x8, &(0x7f0000000000)) ptrace$cont(0x20, r0, 0x800, 0x2a7) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) r3 = gettid() tkill(r3, 0x1000000000013) ptrace$setregs(0xf, r3, 0x263, &(0x7f0000000000)="ea49fd70351921a7578ab0984948c468637663992de60781f0b8f4d6f0226a5325a010250023687b3b18d79244b276fafa7bea5849198bdcd155e0f031bde1") tkill(r0, 0x14) [ 519.548435][T24443] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 519.556441][T24443] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 519.564008][T24443] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 519.573043][T24443] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:49 executing program 4 (fault-call:2 fault-nth:32): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 519.687032][T24466] FAULT_INJECTION: forcing a failure. [ 519.687032][T24466] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 519.700373][T24466] CPU: 1 PID: 24466 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 519.709149][T24466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 519.719195][T24466] Call Trace: [ 519.722541][T24466] dump_stack_lvl+0xb7/0x103 [ 519.727166][T24466] dump_stack+0x11/0x1a [ 519.731335][T24466] should_fail+0x23c/0x250 21:54:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0xfffffffffffffffe, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 519.735820][T24466] __alloc_pages+0x102/0x320 [ 519.740462][T24466] alloc_pages_vma+0x513/0x680 [ 519.745316][T24466] shmem_getpage_gfp+0x954/0x13d0 [ 519.750381][T24466] shmem_write_begin+0x7e/0x100 [ 519.755255][T24466] generic_perform_write+0x196/0x3c0 [ 519.760546][T24466] ? shmem_write_begin+0x100/0x100 [ 519.765647][T24466] __generic_file_write_iter+0x161/0x300 [ 519.771375][T24466] ? generic_write_checks+0x250/0x290 [ 519.776749][T24466] generic_file_write_iter+0x75/0x130 [ 519.782120][T24466] vfs_write+0x69d/0x770 21:54:49 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = getpid() ptrace$setopts(0xffffffffffffffff, r3, 0x8715, 0x63) r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) mount(&(0x7f0000000240)=ANY=[@ANYBLOB="2e2f636f67917df735a8d2814fcde8c7336e74726f6c00"], &(0x7f0000000080)='./control\x00', &(0x7f0000000180)='efs\x00', 0x80000, &(0x7f0000000200)='\x00') fcntl$setown(r0, 0x8, r2) r6 = socket$netlink(0x10, 0x3, 0x0) writev(r6, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$sock_SIOCGIFBR(r6, 0x8940, &(0x7f0000000000)=@generic={0x1, 0xd3, 0x1ff}) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:49 executing program 3: arch_prctl$ARCH_GET_GS(0x1004, &(0x7f0000000000)) r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(0xffffffffffffffff, 0xf503, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) [ 519.786365][T24466] __x64_sys_pwrite64+0xf5/0x150 [ 519.791318][T24466] do_syscall_64+0x3d/0x90 [ 519.795761][T24466] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 519.801662][T24466] RIP: 0033:0x419777 [ 519.805544][T24466] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 519.825202][T24466] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 519.833609][T24466] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 519.841616][T24466] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 519.849597][T24466] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 519.857589][T24466] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 519.865585][T24466] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 21:54:49 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) pipe2(&(0x7f0000001600)={0xffffffffffffffff}, 0x4800) r3 = syz_open_dev$vcsn(&(0x7f0000000240), 0x0, 0x4800) r4 = socket$netlink(0x10, 0x3, 0x0) writev(r4, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) io_submit(0x0, 0x4, &(0x7f0000001440)=[&(0x7f0000000100)={0x0, 0x0, 0x0, 0x6, 0x9, r1, &(0x7f0000000000)="adf704b0f5bf01d4f704a4e273c421ee773f59a886702df531520922e1cfd670feacebf0d6ec4d298f3f0232506238dc8cbf456ad642983377c590aadcabe1719238bfc71b4830ebc3a265ce88633d52c31e9ef7f65adb3b19f3dca337fb141672eb646b115e998af4d3e87440527d46c6eebeb64245494187312541f20efe10f962e4694ca60b529b64ba4f9f8612dcfd56adeb3d4f6a18c7a1e74bcd13b53f01d66494540e2dc4d006ec441db6af721914a95da424a4504140aa423cc97d1e7b0403559e39a52f069e93b64e9d319c53f535de77fee177e2d3", 0xda, 0x10001, 0x0, 0x0, r0}, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x2, 0x1f, r0, &(0x7f0000000300)="ec8a0c5057cae3a9c6ef5ce124199793228433a339c254aaf93c788ce02122833321aaef72630c653b4dfba6f75de170f64c484e78ed821611ee7f3d22e647632254127a6fdaac88e27ca082c91c4c86de6266ab415848d124d23607546f90eaf5c6cf64efcb8474c4fd33052027706e13eef31cc0b3e129bdf61dedcc8f7907cf2a26497aae5216e9054bbc201568d89ef5def03c5e55e51d5f9d192a67a48e41f519dac4a38f806df410d6f4dd42de269b59739b2c1a36fcff922e23881d2f2fd19b723ef90af07d943803f8afea4d611c90be30d4f670ab145249f8bb405efea01f6921f3ca16a17b87eef1ec511efd8a7e6901d7e3e737d8fedfaa741d9f193928db45a9acce4bfa021a63ac88201656fc48cf8ec1406096833356e4aa9d9548444fcd0e9a01e2b20f9f6dec4ea62b26c8e9e98f775c95f15486a4b7f18f8371dd3808e01a6be87d368abe486f1f87d656101a90e9a0bdb400489e987b79e865475a85ee4f4d81199137dc4c7335cd688af153660bde1c4b6e60fa527a7991f4bdc98cbf60cc1a94e36b165cce7b391f8d5e26066d9781bf48e4f097dbf9827ba0bf61cf9714ac39a7cd05ee0a0a5dc959562c88c12e78644feb110ed11f825e966e890e177ea20e5d2cb8175b05a4702318b904e8c9a7c0da81457fe10f8e532b8fce2a36dad9f7ba5d9b9420faae9d2731461e4a7802decaf106b88e396acb9d33a903ae487b8ce72ba37b7a0ae437efd84d5fbd552bef1ea66aa5ed3362531f79674b92c495fed029625d823d53e3e575ec2103d0df59b0f11650c0b18d5b66b94a513f37bcc2932d4d56e4adcd3d85487e872b5cbc07a20257939c5ba99327aedafe3ab09019962561362c9dfe1c08801dda99498afaa67259ffcfa7567758fd555fcb472c18f165bedcc370c5d94336b70fd571ba9ad205515ebff1d04c9afc39d28e5014214211003d1db95be926e218a9a1bce7e241fc3d96d9ffd02d2e4822b1fc862cab697013817de50d757a57216b38d575c0fc2abb321f2b30cab99dc70b1bd1cef27dfa97ad577f056c4368ee240f53397711e5c5402361f0c877ebd5d69fb76c12b4bfcf4997b4d4c33e395fc33aaa480dba0ab3c1aaaadb7faa2ed258503bea64f3175555f24e50f312504d5dbb3ed9e848c9e4a2bc81de724d0668b637a44b6647a1dd686fbd3b0bc468912e387710baa23ea16af6fee7f619caf12a557757be2105afe0b4b3b1a5dcf63c9b3e9a47134cec090bd3c1e5426cd68eb8db7bfb999a135fa7a5fbce1e60418ccdbc6138809f961daf6b46e2a3124b16d27abeeff125914ec07d47c8275cb58d22734b041469e0aa7bb6061fa344acd067f723d5791a1d48b0cba6675b1f82af2e8f19d19a0c64c28dfb0edacb3f07168138536a582b13868aae594bbe29e0a435a39c9116d76e9172a7dafba62ba4378539bb8ce14416d4cf4a812b491fa4749605181bbcfec6cda16819136b32c8487641dcb9a53a72220fc74e1aff986332bb21f7fbc5e53896366581a27b82e17a833895369446e45d049d6a1f05a49425b22e398316584e5a6ca1d988d93e6e6b3f76b403f7e645b91c75da35d6cf662aaf80816776658caa9c131607d11f4441cf60d499173daf4a8c4926a4cbb758f79288bbd4ab8ab0631f59325735d8ab93cc047823cbaeeced025d398467eb91d3422e37c591f47c25eb1c26daefd537b3c7d303649b39cb17d719b4232724618769b0811e7ceb731c1858211ec05875e27b75bc32c3ffca4085fec1e81d01f717ecf3f3ed3c5e7d71457c7ea5e6bb62b23285b8bdd328d7abaf2b03c32288434ed941209ecddd81acadce1bae59924255701c31c3842c12474a86768f8dc25333804cb79db5d0f6a4413bf719d49d606f4d8cf0ea79bf7ce6eeb66aede6e370058ad7710c47790b2481668d3397f1796ac46a9b4c38d52897f121769dc7129e31a5eabfc2bd029a0763c6505adf05a1be7aea6be55a8dbae29dea630a19226da2fd0e39bce1e12152060e2899f2d1200f2f37d4221c4c6818d2dc943e1c9d69d9cc431533c5095057e300442f9d32dcbb28ba86f6e797a35dd99ecdccb7e612d3f1621a17b18843d7ea98fff78ffeb31963e4ac1bb88f4a1bc21426407f01e5429edcad3cd1591d7aaccce064fb6918c991aae3e412cdac3eee8c44a6029b4885267e8acd27b4d35362b64aa607cf58ab46fc1799b8ea253277543677cedc4170e58aeecbd0e9ee9f42596141cf95d9d56cd4b60fc8c85680539a86b543b4419513ea1e07c1e751ef8dc8b210198b1bf63e456353515e4eda6f0291d7523c65106fdc85584bfea3c9000b34e1cf8f5b157382a365fc3024a9ceb2e150f343375ce071e630cb9224f1481e8ddf8dfa9df1da9345cd03c53f26f0712d2e3e86f7d33d68baea7a6aa6d4baac656d7d8a08a95080460c190bc36cccbd351bff045c8c3caa21fc5b74413f70efa69febfb28e233c5fb325461d2d021113dcaafe7f645a21eb957a668f36974f46b5b182a95b147170079ebbe471fd8e550484f8c3c5af8c96f74d88ff2985a1567347c3a4e105829e32507f3ccaa6c17d972cb6856c25cc81a93852c073d8a9972f6d043bebde5a2bcb1cb9b29739e04427e43c7acc5c85fc1f36e463a9cfdd1406c70a667741bcca7f2309892011a908bd5995ddaf4385ee33130d20bfca98bb1eb699491d62da0a00a845d46ee50769bc2a423c3dc612a1f5935f2d566e5c6ccb5ed53b285e9d05b5ff0487812a8b30b74c2fd0027c84ca08d470feac08c7da4c51fb8f0bb3dd9b5f3c0a30298f5314a2c801bbcae940f42040fb41226331d181420a0c2d677a88f7b891656de2ad4fabfc1599d26f16d82dc1376b3d8de49ab2f9ccff6257d7640d5a30e81c646093387f9820461f45c4ac5823b162a1f1d15ee7a2c4865147ebf570b7ceccb3627e11e1b8e0d4072734094ae4acbb6436c0e68707e82baa708e4d223cf47c952b1d9f1f8b5865c9993df8e0be816d5407f683de85b913e6fab44d4c01b84292842784207b92b8df2a699cfa703ecf4b7643792a4f10920f050f89c1c55058251df0280c7ab0577601b6c71f372fc8848b2b86b577df82fb0173ae8228b7328006b7c0f6a2ee8c66f08d71d46423706db5bc425ffdef43e6c2c9ff1eb95e95ac31e55f70185c96098c33100f1646d02a42a1219bcdb302f3138743f35345de1d9156d0b5758fda2485dd85b0ead089ffcb7b487ba5e4a78b9363a85a2529da34a0c77e9b693a3348e3860bb3f4ae33c72ab77b012012c54e23b6964d145a8e3e8553914f2d7b9840f357a1bcb4dbb5dbbddc7cd1a437141056ea595f5801becc88136bd5066c424d860608a3b1639bcbebd0df11c8d66cd73990cca4c5208eebb91c7b8c924b58907df201d64b3b3de3e9076f47d56ca84b6d5cca0c273ae580b91d602fbfbb466e90be37dc82393901cc3d5d3c38668ea191dcd370c1de69b8c8a31fb320343c08f710aa82e5c2771fa40d8ecb6d1a2049217fa08b6d943519767305d82dad22d9d505dcfc4f69292e57509be8c935cf60139cdb55d3752bd783fecb73c7fb7915a5091aa320a9a42a7a6cb5b5e0adee773a4bdc9a387c0b152082c7785ba8612c45ac481958c132a21efd197a2a64fe00e432b215e41e2d96dbcd8f7ccceb0c064253f7818e46cdb0100695ab5b5ae302c9fb10431222be532b59c8826b86963ae884ab90ca959f93673b0d38d468c419b19350399bddd80c5f245067420ef5b2abe5f8f05627c270bd07f42e41289ca08c6372c99517fea0620af91838a963cf7f76a7aeb8d2af1c51afa47817db55b6fcdde074d10ede542f5b5cd8849e2017ef9abd81f22f3271af5c81956c442b36cd446cbc4b38550b37283dfa6e15e95aa2be6a10ba2cdfbb6cffad54f8cfbc37d96ec7925ca79e372e8f5d16a910abd126daac1285ac09b6f30ab443435af68a99539b435a5339aae23b6358947d14eef4bc1030bda8d9b0c162d2c5579f9f23e634caf177ee7d64876e6d21d6b07e8a43f441c85cb44860380d695d3fdfee1f8d96474ac76c546f16e0bc1b2b357f68d05fac0b23ac1289de63d57e77130239ae80eed0ba94ca305ae5d6667317b1a79fcd5754e7cf94f2c3da25708a075d196932230d5ad46647c45e5721a9d96990083e2027a54af3bc7cdedc9d5f5cb9caa9d8d60fa067af272fbd84aae45a28ebccf571a1d87ccaba34fe7d25aef17569b8ac3f82a2811aeb8e2ad923d0b4d49928df1aa7f7791c4e0296600367065156a77cca915b9fbd98d8dd1f5d003f2e4cf6113b59db95a95a747bbb857d27c24dadfa4b7de0ff54d26a02bde4778f53fd9b43e68115d162ddb86106c072c4c6465e95377dc4f2c25033d73b00627a796439c3310a6aa11cc4b523572657a62082171f5a154d889bcc6ef3713158b8f58328a83977f47b96cecbcca6acb919aca9b4bcf9d4872eb1331c95dc2126d84f47d5e6aa37a1fd36e92d646000db712895ea51d34b73056670c04346f25b861daf7d60c3b1541894765e69f9b27c8cec338b1871324a63ae1f0645614823e587925f55699095300b16623cf66913a863da8f1d2f1d7fb07929de8565bf34a4a4115fa19c85ba74f1d7f372592a4c7d55610c9ba8afcfe6198e48fbbea8bcdad5d0dd5f1b7373fabc0f487d45373865f61b1ad6861c58a9f9c8b5d1544023ad3fa1d86b7c4dad2361042eeba82a28a2b62132080021b96adcaa05e66b74e66c1f7904c8b5e1aaa4be2f4fd12c23c01eb242c301558db208d83b541239f036f377475cc331efc1473f9ed72346c48c4f339ee6c3eb93cb3e16790a3f153b29ddf8a165d4edb78d50ef7295ef6b23c0b60c358c90e822261f51ce479a8646b149fb6c9a2c1a3fffbb759e7e399086c239a5ab45c4bb9b1da887ab671a7524e7fbf5bc93372394ee6ced7c82ebb3d86b262f26233e3624356f70560c38a37970d5500397d67216ed14a33cf403f5efc681be1d5382bee76a10ccc6264aa3f303b60d5d9f2cc34dfab392866d25990df566a58fb9b35ecbdb2311ebcccd2829815151b3009c886e8923642ec722f6f331a916f84e17ee2eceb80eef3f080f78df0d3bef005cbff79ad5b8df4075f9d27b37b2c6e5cf6a0181584d970c6f2e3c62fe5ba8540e5b21236b635cb70f97b717f9412531a83122ef262999a19507ce43e04cded2cd4501653e0bceea00ff87ffe01457469d52b2aa5fb11359d0ffcdae3a1a45f8bdab42c332d416e1aeb0ddecd1dc128bf44167b89b87e491ff6af94fc7ccde437f3cb006b47753780dc73e3e94a5ba798d0baac39f9ffa125f0cdab0aa7df50ccd75d8116c489dca6c398eea996b4a557b11e51c438573804b065175e4313b8e273403000e871b30100d208fefe99876106f1da1a8c2a8cbce6dccf37d08f4d51343f40bd6398428b3364bd1f53bd0c03fa9f81f025d32a42ce22ba7e5ba6699daad9893c080026188224bf6346e388aa90c7fddb453f1daff1ea6ad411890160132ddfc4d578614419666a25909768eea2ab3db1d24192e0b4fcb54579b2990bde5ee46402a588549bf30610a018ed6d2fefe7c31e811b54575d5e40f69192ffc8efd67688ef0e47604cfdc607ced475e4b5d5bab7e28292b9ef7d1542928e5bdd402bef83a5f07d8b3e7387356a3923f1307ee2d2d71828d48e11c37360b8f6734990ba31235e97d82cd90bcdffa95e4ff9be7733a902850a2fad8e605f5667fab11a091e1f3ad20d", 0x1000, 0x7, 0x0, 0x1, r0}, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x2, 0x3, r2, &(0x7f0000000200)="8c3b74246870cc24f5146aa1cb8bd65f31de958c207b96096b65d158b35f20", 0x1f, 0x40, 0x0, 0x2, r3}, &(0x7f0000001400)={0x0, 0x0, 0x0, 0x3, 0x0, r4, &(0x7f0000001300)="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", 0xfb, 0xff}]) r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r6 = openat$incfs(r0, &(0x7f0000001480)='.pending_reads\x00', 0x200800, 0x80) r7 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000014c0), 0x0) r8 = socket$netlink(0x10, 0x3, 0x0) writev(r8, &(0x7f0000000180)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}, {&(0x7f0000001640)="3684082aa36d953c206e2ec404c43e3595ac39cc122d5d7989d1932a8cc70aee5e8038fef0f89352b438f8edaa758d2ba7ba34e87cff1a65380a3feae7a32cf32fdee4e4032a77c3acd0ce2a2930f657f6bc68ab549cb4bc112f30f56b5166b4bfcd54c38e2d286583171e1e895a1e8d9d6dafa6367abb02157c1eaa79cb3f4b73308be8e4c9dfde9accd3ca6db81b673e82b2594f79bc1450e1", 0x9a}], 0x2) r9 = socket$netlink(0x10, 0x3, 0x0) writev(r9, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ppoll(&(0x7f0000001500)=[{0xffffffffffffffff, 0x1221}, {r3, 0x92}, {r5, 0x200}, {r6, 0xa021}, {r4, 0x4}, {r7, 0x1880}, {r3, 0x10}, {r8, 0x8240}, {r9, 0x400}, {r1, 0x1000}], 0xa, &(0x7f0000001580)={0x77359400}, &(0x7f00000015c0)={[0x4b]}, 0x8) 21:54:49 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) preadv(r0, &(0x7f0000000400)=[{&(0x7f0000000040)=""/229, 0xe5}, {&(0x7f0000000140)=""/34, 0x22}, {&(0x7f0000000300)=""/203, 0xcb}, {&(0x7f0000000180)=""/51, 0x33}, {&(0x7f0000000200)=""/117, 0x75}], 0x5, 0x800, 0x7fff) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_setup(0x10000, &(0x7f0000000000)=0x0) io_pgetevents(r1, 0x28, 0x0, 0x0, &(0x7f00000001c0)={0x77359400}, 0x0) [ 519.901031][T24466] loop4: detected capacity change from 0 to 96 [ 519.910305][T24466] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 519.918319][T24466] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 519.925841][T24466] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 519.935008][T24466] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:49 executing program 4 (fault-call:2 fault-nth:33): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 520.035040][T24495] FAULT_INJECTION: forcing a failure. [ 520.035040][T24495] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 520.048158][T24495] CPU: 0 PID: 24495 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 520.056913][T24495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 520.067006][T24495] Call Trace: [ 520.070287][T24495] dump_stack_lvl+0xb7/0x103 [ 520.074875][T24495] dump_stack+0x11/0x1a [ 520.079054][T24495] should_fail+0x23c/0x250 [ 520.083472][T24495] should_fail_usercopy+0x16/0x20 [ 520.088500][T24495] copy_page_from_iter_atomic+0x2c1/0xba0 [ 520.094359][T24495] ? shmem_write_begin+0x7e/0x100 [ 520.099380][T24495] generic_perform_write+0x1df/0x3c0 [ 520.104733][T24495] ? shmem_write_begin+0x100/0x100 [ 520.109850][T24495] __generic_file_write_iter+0x161/0x300 [ 520.115505][T24495] ? generic_write_checks+0x250/0x290 [ 520.120980][T24495] generic_file_write_iter+0x75/0x130 [ 520.126397][T24495] vfs_write+0x69d/0x770 [ 520.130676][T24495] __x64_sys_pwrite64+0xf5/0x150 [ 520.135693][T24495] do_syscall_64+0x3d/0x90 [ 520.140103][T24495] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 520.146069][T24495] RIP: 0033:0x419777 [ 520.149990][T24495] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 520.169597][T24495] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 520.178017][T24495] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 520.185978][T24495] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 520.193940][T24495] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 520.201913][T24495] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 520.209922][T24495] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 520.218236][T24495] loop4: detected capacity change from 0 to 128 [ 520.226880][T24495] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value 21:54:49 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r1, 0x0, 0x0, 0x0, 0x1}, 0x0) r4 = openat$cgroup_int(r0, &(0x7f0000000000)='cpuset.cpu_exclusive\x00', 0x2, 0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r4, &(0x7f0000000040)) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) [ 520.234921][T24495] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 520.242513][T24495] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 520.251665][T24495] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:49 executing program 4 (fault-call:2 fault-nth:34): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:49 executing program 3: r0 = gettid() tkill(r0, 0x1000000000013) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r1, 0x0, 0x0, 0x0, 0x1}, 0x0) clone3(&(0x7f0000000480)={0x1000, &(0x7f0000000140), &(0x7f0000000180), &(0x7f0000000200), {0x40}, &(0x7f0000000240)=""/68, 0x44, &(0x7f0000000380)=""/176, &(0x7f0000000440)=[r0], 0x1, {r1}}, 0x58) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800000, 0x2010, r4, 0xffffc000) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r6, r7, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r5, 0x0, 0x0, 0x0, 0x1}, 0x0) write$cgroup_type(r5, &(0x7f0000000100), 0x9) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r8 = openat$incfs(r4, &(0x7f0000000000)='.log\x00', 0x18843, 0x84) getdents64(r8, &(0x7f0000000040)=""/138, 0x8a) flock(r8, 0x8) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x989680}, 0x0) [ 520.349534][T24506] FAULT_INJECTION: forcing a failure. [ 520.349534][T24506] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 520.362886][T24506] CPU: 0 PID: 24506 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 520.371642][T24506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 520.381758][T24506] Call Trace: [ 520.385027][T24506] dump_stack_lvl+0xb7/0x103 [ 520.389619][T24506] dump_stack+0x11/0x1a [ 520.393774][T24506] should_fail+0x23c/0x250 [ 520.398199][T24506] __alloc_pages+0x102/0x320 [ 520.402783][T24506] alloc_pages_vma+0x513/0x680 [ 520.407546][T24506] shmem_getpage_gfp+0x954/0x13d0 [ 520.412586][T24506] shmem_write_begin+0x7e/0x100 [ 520.417443][T24506] generic_perform_write+0x196/0x3c0 [ 520.422779][T24506] ? shmem_write_begin+0x100/0x100 [ 520.427882][T24506] __generic_file_write_iter+0x161/0x300 [ 520.433529][T24506] ? generic_write_checks+0x250/0x290 [ 520.438991][T24506] generic_file_write_iter+0x75/0x130 [ 520.444411][T24506] vfs_write+0x69d/0x770 [ 520.448807][T24506] __x64_sys_pwrite64+0xf5/0x150 [ 520.453748][T24506] do_syscall_64+0x3d/0x90 [ 520.458206][T24506] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 520.464132][T24506] RIP: 0033:0x419777 [ 520.468028][T24506] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 520.487725][T24506] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 21:54:50 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, 0x0, 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 520.496136][T24506] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 520.504156][T24506] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 520.512231][T24506] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 520.520240][T24506] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 520.528316][T24506] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 520.537402][T24506] loop4: detected capacity change from 0 to 104 [ 520.547810][T24506] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 520.555871][T24506] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 520.563466][T24506] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 520.572518][T24506] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:52 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x39) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:54:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="12000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:52 executing program 4 (fault-call:2 fault-nth:35): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:52 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) socketpair(0x28, 0x2, 0x7, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FICLONE(r3, 0x40049409, r4) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) r6 = openat$incfs(r0, &(0x7f0000000280)='.log\x00', 0x400000, 0xe1) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000b00)={0x0, 0x0}, &(0x7f0000000b40)=0xc) sendmsg$nl_xfrm(r6, &(0x7f0000000e40)={&(0x7f0000000ac0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000e00)={&(0x7f0000000b80)=@newsa={0x248, 0x10, 0x4, 0x70bd25, 0x25dfdbfe, {{@in6=@dev={0xfe, 0x80, '\x00', 0x3d}, @in6=@private0={0xfc, 0x0, '\x00', 0x1}, 0x4e20, 0xb280, 0x4e24, 0x400, 0xa, 0x80, 0x80, 0x6, 0x0, r7}, {@in6=@private0={0xfc, 0x0, '\x00', 0x1}, 0xfc5, 0x2b}, @in=@loopback, {0xd932, 0x80f5, 0x400, 0x6, 0x10c, 0x10000, 0x308dfeed, 0x400}, {0x3f, 0x5153, 0xfff, 0x1ff}, {0xc000, 0x52e1337b, 0x6}, 0x70bd2b, 0x3505, 0xa, 0x4, 0x3f, 0x80}, [@address_filter={0x28, 0x1a, {@in6=@local, @in6=@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x2, 0x3f, 0x83}}, @migrate={0x50, 0x11, [{@in=@multicast1, @in6=@remote, @in6=@ipv4={'\x00', '\xff\xff', @multicast1}, @in6=@dev={0xfe, 0x80, '\x00', 0x40}, 0x2b, 0x4, 0x0, 0x3505, 0xa, 0xa}]}, @algo_comp={0xba, 0x3, {{'lzjh\x00'}, 0x390, "208a8e7e717227c8d07867785c1e63e544f3bde9a085e54a6c814bc4bd1265a5036f6923d45efe2c0d4e9b0172a23e598a6d8128299443f7badf834a89051075d30fba066cf7cd4368fbe0d6228d4c28a83ce1fe8343c3b5232f6570a00e4fe6612907794594826e7e45d1ccf8bdc6401582"}}, @lifetime_val={0x24, 0x9, {0x57, 0x7, 0x7, 0x7}}]}, 0x248}}, 0x4000) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:52 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0x0) rmdir(&(0x7f0000000100)='./control\x00') [ 522.655711][T24535] FAULT_INJECTION: forcing a failure. [ 522.655711][T24535] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 522.668861][T24535] CPU: 0 PID: 24535 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 522.677620][T24535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 522.687669][T24535] Call Trace: [ 522.690937][T24535] dump_stack_lvl+0xb7/0x103 [ 522.695521][T24535] dump_stack+0x11/0x1a [ 522.699716][T24535] should_fail+0x23c/0x250 [ 522.704139][T24535] should_fail_usercopy+0x16/0x20 [ 522.709168][T24535] copy_page_from_iter_atomic+0x2c1/0xba0 [ 522.714940][T24535] ? shmem_write_begin+0x7e/0x100 [ 522.719958][T24535] generic_perform_write+0x1df/0x3c0 [ 522.725244][T24535] ? shmem_write_begin+0x100/0x100 [ 522.730345][T24535] __generic_file_write_iter+0x161/0x300 [ 522.736019][T24535] ? generic_write_checks+0x250/0x290 [ 522.741392][T24535] generic_file_write_iter+0x75/0x130 [ 522.746806][T24535] vfs_write+0x69d/0x770 [ 522.751040][T24535] __x64_sys_pwrite64+0xf5/0x150 [ 522.755988][T24535] do_syscall_64+0x3d/0x90 [ 522.760415][T24535] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 522.766303][T24535] RIP: 0033:0x419777 [ 522.770222][T24535] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 522.789888][T24535] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 522.798314][T24535] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 522.806276][T24535] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 522.814241][T24535] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 522.822218][T24535] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 522.830254][T24535] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 522.846069][T24535] loop4: detected capacity change from 0 to 128 21:54:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="13000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="14000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="30000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:52 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) r3 = gettid() tkill(r3, 0x1000000000013) fcntl$setown(r2, 0x8, r3) tkill(r0, 0x14) 21:54:52 executing program 4 (fault-call:2 fault-nth:36): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 522.856125][T24535] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 522.864139][T24535] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 522.871641][T24535] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 522.880700][T24535] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 522.946178][T24563] FAULT_INJECTION: forcing a failure. [ 522.946178][T24563] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 522.959424][T24563] CPU: 1 PID: 24563 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 522.968281][T24563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 522.978501][T24563] Call Trace: [ 522.981760][T24563] dump_stack_lvl+0xb7/0x103 [ 522.986327][T24563] dump_stack+0x11/0x1a [ 522.990499][T24563] should_fail+0x23c/0x250 [ 522.994896][T24563] __alloc_pages+0x102/0x320 [ 522.999536][T24563] alloc_pages_vma+0x513/0x680 [ 523.004333][T24563] shmem_getpage_gfp+0x954/0x13d0 [ 523.009339][T24563] shmem_write_begin+0x7e/0x100 [ 523.014186][T24563] generic_perform_write+0x196/0x3c0 [ 523.019461][T24563] ? shmem_write_begin+0x100/0x100 [ 523.024571][T24563] __generic_file_write_iter+0x161/0x300 [ 523.030285][T24563] ? generic_write_checks+0x250/0x290 [ 523.035644][T24563] generic_file_write_iter+0x75/0x130 [ 523.040999][T24563] vfs_write+0x69d/0x770 [ 523.045261][T24563] __x64_sys_pwrite64+0xf5/0x150 [ 523.050219][T24563] do_syscall_64+0x3d/0x90 [ 523.054624][T24563] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 523.060548][T24563] RIP: 0033:0x419777 [ 523.064435][T24563] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 523.084058][T24563] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 523.092529][T24563] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 523.100496][T24563] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 523.108448][T24563] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 523.116397][T24563] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 523.124364][T24563] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 523.133563][T24563] loop4: detected capacity change from 0 to 112 [ 523.143063][T24563] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 523.151117][T24563] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 523.158604][T24563] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 523.167727][T24563] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20020000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:53 executing program 4 (fault-call:2 fault-nth:37): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:53 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/module/sky2', 0x300, 0x182) syz_io_uring_setup(0x184, &(0x7f00000002c0)={0x0, 0x0, 0x1, 0x0, 0x0, 0x0, r2}, &(0x7f0000ffd000/0x2000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r1, 0x0, 0x0, 0x0, 0x1}, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r6, r7, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r5, 0x0, 0x0, 0x0, 0x1}, 0x0) getsockopt$inet6_int(r5, 0x29, 0x3e, &(0x7f0000000140), &(0x7f0000000180)=0x4) openat2(r1, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040)={0x2, 0x1, 0x17}, 0x18) 21:54:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20030000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:53 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) ioctl$EXT4_IOC_ALLOC_DA_BLKS(r0, 0x660c) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) io_setup(0x16ad821c, &(0x7f0000000000)=0x0) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="030000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0)={0x0, 0x0, 0x21, 0x1}, &(0x7f00002d7000/0x2000)=nil, &(0x7f0000610000/0x2000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000500)=0x0) syz_io_uring_submit(r4, r5, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r3, 0x0, 0x0, 0x0, 0x1}, 0x0) io_setup(0x2, &(0x7f0000000540)=0x0) io_destroy(r6) r7 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r8, r9, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r7, 0x0, 0x0, 0x0, 0x1}, 0x0) io_submit(r1, 0x4, &(0x7f0000000480)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x5, 0x4, r0, &(0x7f0000000040)="d9f4c9421aa6570e3dd62daaaf86f6b56dd2", 0x12, 0x81, 0x0, 0x2, r0}, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2, 0x1f, r2, &(0x7f00000000c0)="c6a11d1a50abecddcb0805b286d73ae6810d25482d28fabac9890a4f80fc2fe05ec35a892ee7ebe31ed491918ecd6de5fe5601a1a9630424977309cb4063af99a3f0d5b5480979e7ed5ce7c31efba9b0ea91c9d1a49051e1f40fde1b0c32236f98cef210838d2d47fe1c8744cd121cbd21031711fa94b59be2a0b0247b96883e68430947b8ec1389e82eeae4cc4e46e786488be5596e748b4e92b6f6c71b77ca38565662832f12b83cd6dc813cb8b831a39fc3", 0xb3, 0x58906ad8, 0x0, 0x0, r3}, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x2, 0xb412, r0, &(0x7f0000000200)="40f8146d632b4a4c56424decf4804296846eb35ba29248661b1a8e6759a05921fd94b121c79faa72e22ef3477ca15eb3a272666795f9782b4571e385e43f1bf84bf4466c9eeb4f17e33010672b23899b6fa8df343d29d1a4a5fcf2b0d45652b03cf292d119f84f99b2232816e8722935e2b90423c3a7ce733984afccc0506dd2a062a9b5", 0x84, 0x9, 0x0, 0x1485f72cec6663b5, r0}, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x3, 0x6, r0, &(0x7f0000000340)="62b3b1e36927d46b18097cd7a8545b0404de8f545166794d8ea4e3316c970e0385e4e5e8582ecef0495f63b3192ef5de4ad468e405587d287dea0559c380b39d68e91cbcbeee98b81dd8d23e80850c18055e4334261137adb3853e292e859e1e2db5fac04cbec9f50b5991d58b87af93fdfd12e831936a1f7af298267fc58db9a4d86c63597f19c93431f54d203e3eb3238c616ca4213419664151faa03a7366571cb7e82eba11e046ffa5b00d4c83abc99f6c2eb88f94e83cd85e7db7dc1ac3b9c60025113c05e9e1814b586542b9717c91681839ea498cb1d45649e8e8", 0xde, 0x8, 0x0, 0x1, r7}]) syz_io_uring_submit(r8, r5, &(0x7f00000004c0)=@IORING_OP_REMOVE_BUFFERS={0x1f, 0x5, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x1, {0x2}}, 0x2) [ 523.371360][T24577] FAULT_INJECTION: forcing a failure. [ 523.371360][T24577] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 523.384454][T24577] CPU: 0 PID: 24577 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 523.393217][T24577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 523.403289][T24577] Call Trace: [ 523.406572][T24577] dump_stack_lvl+0xb7/0x103 [ 523.411213][T24577] dump_stack+0x11/0x1a [ 523.415368][T24577] should_fail+0x23c/0x250 [ 523.419869][T24577] should_fail_usercopy+0x16/0x20 [ 523.424900][T24577] copy_page_from_iter_atomic+0x2c1/0xba0 [ 523.430632][T24577] ? shmem_write_begin+0x7e/0x100 [ 523.435657][T24577] generic_perform_write+0x1df/0x3c0 [ 523.440954][T24577] ? shmem_write_begin+0x100/0x100 [ 523.446111][T24577] __generic_file_write_iter+0x161/0x300 [ 523.451817][T24577] ? generic_write_checks+0x250/0x290 [ 523.457233][T24577] generic_file_write_iter+0x75/0x130 [ 523.462612][T24577] vfs_write+0x69d/0x770 [ 523.466895][T24577] __x64_sys_pwrite64+0xf5/0x150 [ 523.471910][T24577] do_syscall_64+0x3d/0x90 [ 523.476324][T24577] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 523.482229][T24577] RIP: 0033:0x419777 [ 523.486138][T24577] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 523.505729][T24577] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 523.514121][T24577] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 523.522084][T24577] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 523.530065][T24577] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 523.538035][T24577] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 523.546027][T24577] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 523.557528][T24577] loop4: detected capacity change from 0 to 128 21:54:53 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000080)='./control/file0\x00', 0x4d) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) write$9p(r0, &(0x7f0000000300)="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", 0xfe) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20040000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:53 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0x0) rmdir(&(0x7f0000000100)='./control\x00') 21:54:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20050000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20060000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 523.567498][T24577] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 523.575507][T24577] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 523.582963][T24577] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 523.592075][T24577] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:55 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xa, &(0x7f0000000700)={0x2, &(0x7f0000000040)=[{0x5, 0x0, 0x0, 0x7fffffff}, {0xff, 0x1f, 0x1, 0x9}]}) r1 = gettid() ioctl$int_in(r0, 0x5421, &(0x7f0000000000)=0x3) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r2, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r3}], 0x1, 0xfffffffffffffff8) dup2(r2, r3) fcntl$setown(r3, 0x8, r1) tkill(r1, 0x14) 21:54:55 executing program 4 (fault-call:2 fault-nth:38): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:55 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) io_destroy(0x0) r1 = syz_io_uring_complete(0x0) r2 = openat$selinux_attr(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/attr/exec\x00', 0x2, 0x0) mmap(&(0x7f00005f6000/0x4000)=nil, 0x4000, 0x1000000, 0x810, r2, 0xf86ca000) setsockopt$IP_VS_SO_SET_DELDEST(r1, 0x0, 0x488, &(0x7f0000000000)={{0x2, @empty, 0x4e20, 0x4, 'ovf\x00', 0x10, 0x401, 0x10}, {@remote, 0x4e22, 0x10002, 0x80000000, 0xfffffbff, 0x5}}, 0x44) 21:54:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20070000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:55 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0x0) rmdir(&(0x7f0000000100)='./control\x00') 21:54:55 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) r6 = getuid() write$P9_RSTATu(0xffffffffffffffff, &(0x7f0000000200)={0x63, 0x7d, 0x2, {{0x0, 0x43, 0x80, 0x0, {0x60, 0x0, 0x7}, 0xc0050000, 0x800, 0x9, 0x2, 0x2, '@$', 0x0, '', 0xb, '/+u\'*$)\x9a#(!', 0x3, '(/!'}, 0xb, '/&,\'\'}&%*$,', r4, r5, r6}}, 0x63) rmdir(&(0x7f0000000100)='./control\x00') 21:54:55 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) mmap(&(0x7f0000749000/0x2000)=nil, 0x2000, 0xe, 0x2010, r0, 0x5c5b0000) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20080000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 525.969097][T24641] FAULT_INJECTION: forcing a failure. [ 525.969097][T24641] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 525.982426][T24641] CPU: 1 PID: 24641 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 525.991191][T24641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 526.001239][T24641] Call Trace: [ 526.004535][T24641] dump_stack_lvl+0xb7/0x103 [ 526.009203][T24641] dump_stack+0x11/0x1a [ 526.013360][T24641] should_fail+0x23c/0x250 [ 526.017776][T24641] __alloc_pages+0x102/0x320 [ 526.022361][T24641] alloc_pages_vma+0x513/0x680 [ 526.027127][T24641] shmem_getpage_gfp+0x954/0x13d0 [ 526.032314][T24641] shmem_write_begin+0x7e/0x100 [ 526.037175][T24641] generic_perform_write+0x196/0x3c0 [ 526.042570][T24641] ? shmem_write_begin+0x100/0x100 [ 526.047679][T24641] __generic_file_write_iter+0x161/0x300 [ 526.053314][T24641] ? generic_write_checks+0x250/0x290 [ 526.058754][T24641] generic_file_write_iter+0x75/0x130 [ 526.064146][T24641] vfs_write+0x69d/0x770 [ 526.068444][T24641] __x64_sys_pwrite64+0xf5/0x150 [ 526.073378][T24641] do_syscall_64+0x3d/0x90 [ 526.077793][T24641] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 526.083690][T24641] RIP: 0033:0x419777 [ 526.087577][T24641] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 526.107217][T24641] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 21:54:55 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) r1 = syz_mount_image$msdos(&(0x7f0000000100), &(0x7f0000000200)='./file0\x00', 0x0, 0x5, &(0x7f0000000240)=[{&(0x7f0000000300)="7c92d021e98dab2764aaeb230dc9d4cb7c4ea93cdd64f1b9589143759881e4b29687c32a67ebf6c751a86ea702388b17a9ec2c7e38f219ca1b51fdf0b7eb500633598d473c2b8f4d7191ae03f784eab1163e0f67cce9caa0f8e5c7e5287bcb5369764ac0866e4b221137ed6ecf6a82a27e362314f190fe1ad048750a81fa386453505d24920f8dec88caf6545d5bb42ccfd9c60578ef736b1c5e9717697c9cd54c33611d1f07ec6ca75d1c11eea06ad6082cfcc38d8f4a3e2d44b96881998b512e40e0cf765e40ab6551ab38e1154f9fc35221fbd1fb354d193872d04f73abf6a20ff853cb0a5f1c4b420cebfe8d82b1948906173b28f5c60c", 0xf9, 0xff}, {&(0x7f0000000840)="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0x1000, 0x7}, {&(0x7f0000001840)="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0x1000, 0x8}, {&(0x7f0000002840)="8b2cdb1f1501e6a3da00c36c14175d3e95af7fca0c5d10811943800226a18b0db3e15fa931cd24cfb5ccae82f9c6cc640ad5830d32c70e691c80fc65a986c5d1867c1f3c2c6fd61dbaf9ab2ed5e3904a586d1a66a7d87e9cdc8ae7b7ccbef24e169fae995bfc42040c38a2da731e0b6fe402a76d2c283b7083964d70fa59ab87a9a768617f5a8faef2eede24f44d44534164d17dd69b2bab956e1de9e60ee8a38302054015a0908ae2d4db3a8f1e10c328901ed591252b2da9476069a16f1535769bcfea4e4edf128c21f726ff14528dd1d1b6c27a7f823d1d1fdb873710ad44af002633884b6f195d0a11e3bd16", 0xee, 0xfff}, {&(0x7f0000002940)="3ba4603ba6f37bcdd931da26e3b962f15719c52f7086081b84f4eab0117dcf3b04cc52c729bcbdcfd54803211d2ec42fedc76cb2d6708872f93d936b7dc3f45c7bf08ab6bb2a533e676362cdadfeb20878500aaaba95e2d38368b54110352a334f25ac2146f3db13fe6886f3abf8ba7115f2efe93a345aadeb82498aa9abd17adbef0d28d73f647057263da500fcf3a2ee2fe8eb0e407df277de51cf0382605c8d0d2e668f630586227faa5289102e1d334a771a17", 0xb5, 0x9}], 0x16000, &(0x7f0000002a00)={[{@dots}, {@fat=@errors_remount}, {@fat=@check_normal}, {@nodots}, {@fat=@fmask={'fmask', 0x3d, 0x5eb8}}], [{@fowner_lt={'fowner<', 0xee00}}, {@dont_appraise}, {@smackfsroot={'smackfsroot', 0x3d, '\x00'}}]}) open_tree(r1, &(0x7f0000000400)='./file1\x00', 0x1101) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = socket$netlink(0x10, 0x3, 0x8) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$INCFS_IOC_CREATE_FILE(r2, 0xc058671e, &(0x7f0000000140)={{'\x00', 0x3}, {0x1}, 0x100, 0x0, 0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000006c0)="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", 0x148, 0x0, &(0x7f0000000480)={0x2, 0x16b, {0x0, 0xc, 0x61, "a20620da0cc9253f7c606fe50933e94948a0c6600087c6790da42abfdb2df09c2056ea6f3df936248d73896f26794bb85f8ad7a5355bbf6338c64e93dfee51bb800440c061ea5c71ab5687f1a4139e34fd6c953d94f68d17cb6c567da9659109ea", 0xfd, "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"}, 0x91, "194354d8ef4b8d2b74d942bd6df051bb51543a6d218f6e15c338ca86afddf443944539818e1ed9e7eb6517bbc9bc46ade938b5c642174778dd8fdf0225a85b5369234230a99d2a7c8effc24672cf943c8a7a14caf1b1a0609ca4b598e0e0346fd40d9705a1c49284f1b2727c671ce16a14db1b76c27e102aeff2a937cb2994a4f3ca55f1d0fe0c1b2f8e82bcde9ee4514e"}, 0x208}) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f0000000000)=0x3) 21:54:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20180000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="201c0000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20260000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 526.115646][T24641] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 526.123743][T24641] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 526.131793][T24641] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 526.139755][T24641] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 526.147719][T24641] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 526.161718][T24641] loop4: detected capacity change from 0 to 120 [ 526.170307][T24641] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 526.178390][T24641] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 526.185945][T24641] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 526.194969][T24641] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:58 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xa, &(0x7f0000000180)={0x6, &(0x7f0000000140)=[{0x2, 0x5, 0xc1}, {0x800, 0x8, 0x1, 0x3ff}, {0x4, 0x85, 0x6, 0x80000000}, {0x62e, 0x1, 0x3, 0xe64}, {0x0, 0x0, 0x1e, 0xff}, {0x9, 0x71, 0x5a, 0x32}]}) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x2440, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r0, 0x0, 0x0, 0x0, 0x1}, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r0, 0xc0502100, &(0x7f0000000000)) r3 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r4, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r4, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r5}], 0x1, 0xfffffffffffffff8) dup2(r4, r5) fcntl$setown(r5, 0x8, r3) tkill(r3, 0x14) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000200)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd_index=0x3, 0x0, 0x0, 0x0, 0x1}, 0x0) r6 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000240)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r7, r8, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r6, 0x0, 0x0, 0x0, 0x1}, 0x0) syz_io_uring_submit(0x0, r8, &(0x7f00000001c0)=@IORING_OP_POLL_REMOVE={0x7, 0x1, 0x0, 0x0, 0x0, 0x1}, 0x4) ioctl$F2FS_IOC_START_VOLATILE_WRITE(0xffffffffffffffff, 0xf503, 0x0) 21:54:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20fe0000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:58 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x2012, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:58 executing program 4 (fault-call:2 fault-nth:39): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:58 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(0x0) 21:54:58 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x2200024, &(0x7f0000000300)={'trans=fd,', {}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@cachetag}, {@access_uid={'access', 0x3d, r4}}, {@noextend}, {@loose}, {@version_L}, {@fscache}, {@access_uid={'access', 0x3d, r4}}, {@posixacl}, {@access_client}], [{@func={'func', 0x3d, 'KEXEC_KERNEL_CHECK'}}, {@appraise}, {@fowner_gt={'fowner>', r4}}, {@hash}]}}) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:54:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20040200070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 529.003929][T24695] FAULT_INJECTION: forcing a failure. [ 529.003929][T24695] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 529.017015][T24695] CPU: 0 PID: 24695 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 529.025774][T24695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 529.035825][T24695] Call Trace: [ 529.039100][T24695] dump_stack_lvl+0xb7/0x103 [ 529.043694][T24695] dump_stack+0x11/0x1a [ 529.047852][T24695] should_fail+0x23c/0x250 [ 529.052271][T24695] should_fail_usercopy+0x16/0x20 [ 529.057360][T24695] copy_page_from_iter_atomic+0x2c1/0xba0 [ 529.063085][T24695] ? shmem_write_begin+0x7e/0x100 [ 529.068106][T24695] generic_perform_write+0x1df/0x3c0 [ 529.073442][T24695] ? shmem_write_begin+0x100/0x100 [ 529.078544][T24695] __generic_file_write_iter+0x161/0x300 [ 529.084173][T24695] ? generic_write_checks+0x250/0x290 [ 529.089542][T24695] generic_file_write_iter+0x75/0x130 [ 529.094952][T24695] vfs_write+0x69d/0x770 [ 529.099183][T24695] __x64_sys_pwrite64+0xf5/0x150 [ 529.104114][T24695] do_syscall_64+0x3d/0x90 [ 529.108620][T24695] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 529.114513][T24695] RIP: 0033:0x419777 [ 529.118403][T24695] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 529.138061][T24695] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 529.146483][T24695] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 529.154445][T24695] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 529.162407][T24695] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 529.170383][T24695] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 529.178351][T24695] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 529.193294][T24695] loop4: detected capacity change from 0 to 128 21:54:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000300070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 529.203589][T24695] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 529.211628][T24695] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 529.219126][T24695] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 529.228181][T24695] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:58 executing program 4 (fault-call:2 fault-nth:40): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20020400070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 529.348667][T24719] FAULT_INJECTION: forcing a failure. [ 529.348667][T24719] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 529.361914][T24719] CPU: 1 PID: 24719 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 529.370699][T24719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 529.380772][T24719] Call Trace: [ 529.384058][T24719] dump_stack_lvl+0xb7/0x103 [ 529.388661][T24719] dump_stack+0x11/0x1a [ 529.392812][T24719] should_fail+0x23c/0x250 [ 529.397284][T24719] __alloc_pages+0x102/0x320 [ 529.401873][T24719] alloc_pages_vma+0x513/0x680 [ 529.406636][T24719] shmem_getpage_gfp+0x954/0x13d0 [ 529.411679][T24719] shmem_write_begin+0x7e/0x100 [ 529.416524][T24719] generic_perform_write+0x196/0x3c0 [ 529.421836][T24719] ? shmem_write_begin+0x100/0x100 [ 529.426945][T24719] __generic_file_write_iter+0x161/0x300 [ 529.432678][T24719] ? generic_write_checks+0x250/0x290 [ 529.438128][T24719] generic_file_write_iter+0x75/0x130 [ 529.443575][T24719] vfs_write+0x69d/0x770 [ 529.447827][T24719] __x64_sys_pwrite64+0xf5/0x150 [ 529.452764][T24719] do_syscall_64+0x3d/0x90 [ 529.457179][T24719] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 529.463156][T24719] RIP: 0033:0x419777 [ 529.467145][T24719] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 529.486770][T24719] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 21:54:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20060400070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20800400070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 529.495250][T24719] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 529.503215][T24719] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 529.511191][T24719] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 529.519272][T24719] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 529.527240][T24719] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 529.540632][T24719] loop4: detected capacity change from 0 to 128 21:54:59 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) r3 = dup2(r1, r2) fcntl$setown(r2, 0x8, r0) prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f0000000000)={0x1, &(0x7f0000000180)=[{0x200000000006, 0x0, 0x0, 0x7ffc0001}]}) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r4 = gettid() write$sndseq(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @ext={0x17b, &(0x7f00000002c0)="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"}}], 0x1c) wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(r3, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b7ecb6974f527cc14538d1efb1ffe03284f6d33265be9c604b293f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x4a}], 0x2, 0x0) ptrace$setopts(0x4206, r4, 0x0, 0x0) tkill(r4, 0x17) ptrace$setregs(0xd, r4, 0x0, &(0x7f0000000080)) r5 = gettid() tkill(r5, 0x34) tkill(r0, 0x14) 21:54:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000500070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:59 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) r1 = accept$inet6(r0, &(0x7f0000000280)={0xa, 0x0, 0x0, @remote}, &(0x7f0000001480)=0x1c) mmap(&(0x7f000048c000/0x2000)=nil, 0x2000, 0x1000000, 0x30, r1, 0x2b64e000) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000001400)=[{&(0x7f0000000000)=""/162, 0xa2}, {&(0x7f0000000300)=""/4096, 0x1000}, {&(0x7f00000000c0)=""/222, 0xde}, {&(0x7f0000000200)=""/92, 0x5c}, {&(0x7f0000001300)=""/204, 0xcc}], 0x5, 0xd9f, 0xfffffff7) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000005c0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}], 0x20}], 0x1, 0x0) openat2(0xffffffffffffffff, &(0x7f0000001fc0)='./file0\x00', 0xfffffffffffffffd, 0x0) syz_open_dev$tty1(0xc, 0x4, 0x3) syz_io_uring_complete(0x0) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) openat$autofs(0xffffffffffffff9c, &(0x7f0000002000), 0x44080, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$NS_GET_PARENT(r0, 0xb702, 0x0) ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000002040)={r0, 0xfffffffffffffffa, 0x3ff, 0x5}) r4 = socket$netlink(0x10, 0x3, 0x0) writev(r4, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000003740)=[{&(0x7f00000014c0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000001840)=[{&(0x7f0000002080)="32ac743f93965b071f0002964be1c6d68be82613069cd245b2575698628ec15429bdf9e215d0f7006244752dfc21b7bb59b5c92c90fc855c5d192dd5e0e50e31ddac68a8d303613e25a28698624df9a6986c45e9b7bde4a1ff96ace101727e0d7f3c2e0bcf71bb865e4d4a4961a2302b21a836eaa4e6cdafd4957db65a973b59e47f72fbd3e461778b730fa0165618f069951bcc3dc2b23b77c25ed537d87b10b63543d7f284ed56ab70c60a6d581ebed47c87393d8461113d600be1423cbddec7247d3ddb47", 0xc6}, {&(0x7f0000001600)="5f33f05d8bdeec66d6708947076e096d840d7abe356a7d3cfd22e0919255ed67e7917b4f1bfd0f597d96302f8217232cc87123bd660250a7ff07bd8c530e63ce178ead23d627c629300653fb34ca3d91d4a8b4638cf5a516db956e60f819", 0x5e}, {&(0x7f0000001680)="76e22781920374899ee9b9d7ef96705764582062908f3d605522e3b3b0019b5ac84ef47746fe78ee4db1f6dfce6d3b5256e9df8f", 0x34}, {&(0x7f00000016c0)="78d0c3220b898d267de3918c16c44f317e5d01914ad08c93b0127a34b21e5f64a769b674c1623bd935daeda3e07d1c1eef2a95b7d2c04de847802c5669db553efa08485996c5c8a477f4ccf36b5fe7ced5e5e22cedd7f04d34c6435b261fdfdb34", 0x61}, {&(0x7f0000001740)="873c0271a2324ddbd8869fd1d703ce43f691c9c281ea68d9c9c5d294aae2d49c8d60796fe899a10badaddd4af6f53353e63f7771b5e2630e897fe59333467cc3066b8fa9477b08d743326e8e8bd563e67e431c10cf0d94fd1629d19c19be7e4f98aecb1f54e4cee8d2ef558a4de95e90983b34ced1a76a48c44baa2e547641d6b35a0b0a7b792d34136225b82b1a2da9bd566c25f383ab4ce3ac68e28ec8a86c5de222a378a3f08424ac298c0681b26091a12aadde912b88b9e968ef1cbbcb01317d7d01d344a9d63cd11e61fbf34b", 0xcf}], 0x5, &(0x7f0000001900)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}], 0x40, 0x44004}, {&(0x7f0000001940)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003940)=[{&(0x7f00000019c0)="59ef327cd71c4bb3d8764d5075cef7ce505b235f27131ddd0b8404c8af08b05a8c7f6fba81435a00518c6faccabeea6c89c7c58614f2f533499c94b47000ab76843eba12bbf5cd64c3addfe116a27b43bf6a20db038fa80ca306", 0x5a}, {&(0x7f0000001a40)="1b4f2ccea203524f2c53ad2d7bf1e585a31c5f4cf68545d3a527c584a6c4edd787d47b9f379436630925bfe9a680b8202583b3a0a78173aad598e8e1c3dc379a74f64c2c077c79c9c2042174e2aa7aac845f24c0b8ad1abc5df28d0574a2f1c8edd5662b640c67cb0f7fb71dd7ff2d4ce8a6293b2fed06e70cc4c1684898257937d09db33ce0cbde2d979c2f193589a315f775639307169ffaf772a44715c1ea5e35", 0xa2}, {&(0x7f0000001b00)="7bc2f9b169d02a0b7b4cb1f8de2248fdd0b099f50b764890490d9d5d1578faa7c5ffb5660d2526651bca905380a42780ebcfa2501840e37d7a479d17", 0x3c}, {&(0x7f0000001ec0)="e4eee466f02760241923d0b7e2a3ddc3601641b18cccd13306a471aad92366ab9833e5ad97398ae14094e7371103e8ceda4fb1309a2248e18061305df758fec35b7f042b66d86d4148ad2f7d81cf4f84767ac7a5f295fa23cf24c4d430f491479ebdab4546ef5766305c8a02bac8db1a14d96ccf540fee80047a02007b55068e097df8c4ebb269cfde28fdfcd2694e935f786e8c833b99e4c694569a71dc2ad588139a6ec99a8c69d5a57a481db0738ea903178a49f045c08e0cd170f2", 0xbd}, {&(0x7f0000001c00)="f56a33194e90abd6b450f489a1eb4df07f8f16b33ea679933eec317a1546784de15bac5c1ba756c89712e5199909e663860cad5d30a09c468be52872c91eff911e80d2054f277b0a442325879579d1b348b8f3ce0bd5db44ccf60dfb79547f3ba5cc64bf190e90437aff3dfccdf6dded5dfd3fa5478057193fa2a774c2cff85bf8cb75450fe60843efe76c90", 0x8c}, {&(0x7f0000001cc0)="d1f58b9b73d5502d2cee4764e1c689e194f7219a210ad5fc1e3028f7548e3e8935bc735759a802b03b665074b3fc6779c03aed53925eedeefea651e7967e1e67299822023c6a71ea0089cbdba1fd144f509debb0360f93caff85d04e08852896dc78b242243f647eb57b1d247dd157fcbd7007b17b50450d3fee3f69dc7a0ab12a4efa8ca7fbf90a575a1375b5424e050a4e721d1c", 0x95}, {&(0x7f0000001b40)="418013525cdf22ad445c6012c9341ad4a2b03e3b2149870fcd704acd15a5c8c6157e5b82dcaea9eaddbeb61c011f84b11e203c99cb3515c78eb4016e0b8c55881b9c9071ae3f2b98152196c6a301627d38f51779ec0f9c8eca945a413c582286f99da677e369748835918ef577551ba21c87cfadc106f09baa2ab099976f8b9311530d37220dcb7ef14f97ca44e1f814c6b46d48851f81bf3b2da6b300d306bbb4a4", 0xa2}, {&(0x7f0000001540)="475997857794872cf68fd85c3523", 0xe}, {&(0x7f0000001580)="50507882228b", 0x6}, 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{&(0x7f0000001e00)="d4222c8ef2d172cff81002630e8c012523f60e98e7f84ed22c522f3ab5d4fe0bb0212c316e20f38d0802ceb612148640ec00fde706287a", 0x37}], 0xe, &(0x7f0000002080)}, {&(0x7f00000021c0)=@abs={0x1, 0x0, 0x4e20}, 0x6e, &(0x7f00000035c0)=[{&(0x7f0000002240)="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", 0xfa}, {&(0x7f0000002340)="f158dec4b9dc88ad7e0376357f083dcb19eb9a64c661d44b6ef9563b04784065bf920388b5c74b171788d540085d13da842a8e87ff5835d23b45495b84ae4fb0aacc930fc5300616b61efe7fb5b38d85a6da55b038bf66733579b1bf3e5d299674278028249fc1c14515a860bcc9c34e0693a583039fad78d849f2afd30b8622cff6", 0x82}, {&(0x7f0000002400)="41b9d4bde7b5dcf14cb258a68658b23938f08ad1c06e8a57811836dcf348e70bfdfeb65474ebab634d4e1318aa0ae65c04ce73769c84c5a954a5ec24ebfdd394ac4625c9d0e9be61d85e44f5132d966c8f190893fbda61bd6e51aab780c71461afd6a5e02c1f1d8695db21d0ca39adeb3cdb87e71513d3ef52689c447a4796d8728771d46d2ae1dd557a5995eedd75032a04f89d555fd2ea9491f52278f95388a3594e1eb7c6f2e1bfc4896dc83ceba71250e7562c1bb30e96c6ea", 0xbb}, {&(0x7f00000024c0)="4fd82d3e84163fec88a772b4c1fb6a106ef360e84262ea32b8ab0602d3b3a1eb646769c19becb6819c1d8893faea21adade62ed2b95013d5a7883eb69cd2b191eecede94a6fca7455243d723d76daa4f1648e3b02513dc24ec47d1c0d9eb6365c20f46ca5b1ff4795f78618d285e28ba3a4d6b730fae2a2a8c5d1ece647e25c702188c0a7825af31a41f8658e20e97b20cfc3d45d864154c2a138190de9ae733a2fc4960324a369b8222dce2d793d2647361ecef800e596b91f9bb625efdae44ab177b", 0xc3}, 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0x1000}], 0x5}, {&(0x7f0000003640)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f00000036c0), 0x0, &(0x7f0000003700)=ANY=[@ANYBLOB="14000000000000000100000001000004", @ANYRES32=r4, @ANYBLOB='\x00\x00\x00\x00'], 0x18, 0x20000010}], 0x4, 0x20004411) [ 529.559811][T24719] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 529.567879][T24719] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 529.575452][T24719] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 529.584474][T24719] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:54:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20300500070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 529.634415][T24735] __nla_validate_parse: 11 callbacks suppressed [ 529.634430][T24735] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 529.662368][T24735] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 529.672139][T24735] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 529.682887][T24745] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 529.692714][T24746] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 529.702349][T24745] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 529.721500][ T25] audit: type=1326 audit(1626386099.347:416): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=24733 comm="syz-executor.1" exe="/root/syz-executor.1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4665d9 code=0x7ffc0000 [ 529.745567][ T25] audit: type=1326 audit(1626386099.347:417): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=24733 comm="syz-executor.1" exe="/root/syz-executor.1" sig=0 arch=c000003e syscall=56 compat=0 ip=0x4665d9 code=0x7ffc0000 [ 529.770570][ T25] audit: type=1326 audit(1626386099.347:418): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=24733 comm="syz-executor.1" exe="/root/syz-executor.1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4665d9 code=0x7ffc0000 [ 529.794767][ T25] audit: type=1326 audit(1626386099.347:419): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=24733 comm="syz-executor.1" exe="/root/syz-executor.1" sig=0 arch=c000003e syscall=186 compat=0 ip=0x4665d9 code=0x7ffc0000 21:54:59 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(0x0) [ 529.837984][ T25] audit: type=1326 audit(1626386099.347:420): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=24733 comm="syz-executor.1" exe="/root/syz-executor.1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4665d9 code=0x7ffc0000 [ 529.863069][ T25] audit: type=1326 audit(1626386099.347:421): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=24733 comm="syz-executor.1" exe="/root/syz-executor.1" sig=0 arch=c000003e syscall=1 compat=0 ip=0x4665d9 code=0x7ffc0000 [ 529.887639][ T25] audit: type=1326 audit(1626386099.347:422): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=24733 comm="syz-executor.1" exe="/root/syz-executor.1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4665d9 code=0x7ffc0000 [ 529.911984][ T25] audit: type=1326 audit(1626386099.347:423): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=24733 comm="syz-executor.1" exe="/root/syz-executor.1" sig=0 arch=c000003e syscall=61 compat=0 ip=0x4665d9 code=0x7ffc0000 21:54:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000600070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:59 executing program 4 (fault-call:2 fault-nth:41): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:54:59 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000100)=[{&(0x7f0000000000)=""/185, 0xb9}, {&(0x7f00000000c0)=""/41, 0x29}, {&(0x7f0000000300)=""/227, 0xe3}, {&(0x7f0000000400)=""/226, 0xe2}], 0x4, 0xd9f, 0x1) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:59 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000080)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, &(0x7f0000000040)={0x2, &(0x7f0000000000)=[{0x9, 0x4, 0x43, 0x6}, {0x8001, 0x80, 0x5, 0x2d3f}]}) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8916, &(0x7f0000000140)={'ip6gretap0\x00', {0x2, 0x0, @dev}}) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) r3 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000180), 0x800) ioctl$FS_IOC_FSSETXATTR(r3, 0x401c5820, &(0x7f00000001c0)={0xfffffff8, 0xb, 0x0, 0x3, 0x45}) [ 529.936240][ T25] audit: type=1326 audit(1626386099.347:424): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=24748 comm="syz-executor.1" exe="/root/syz-executor.1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4665d9 code=0x7ffc0000 21:54:59 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) gettid() r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) read(r2, &(0x7f0000000000)=""/3, 0x3) write$selinux_attr(r0, &(0x7f0000000080)='system_u:object_r:apt_var_cache_t:s0\x00', 0x25) r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040)={[0x400000]}, 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000180)='/sys/module/dm_mod', 0x2400, 0x104) socket$netlink(0x10, 0x3, 0x0) fcntl$setown(0xffffffffffffffff, 0x8, 0x0) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 529.973465][ T25] audit: type=1326 audit(1626386099.347:425): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=24748 comm="syz-executor.1" exe="/root/syz-executor.1" sig=0 arch=c000003e syscall=278 compat=0 ip=0x4665d9 code=0x7ffc0000 [ 530.022891][T24768] FAULT_INJECTION: forcing a failure. [ 530.022891][T24768] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 530.036014][T24768] CPU: 1 PID: 24768 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 530.044773][T24768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 530.054824][T24768] Call Trace: [ 530.058116][T24768] dump_stack_lvl+0xb7/0x103 [ 530.062746][T24768] dump_stack+0x11/0x1a [ 530.066914][T24768] should_fail+0x23c/0x250 [ 530.071380][T24768] should_fail_usercopy+0x16/0x20 [ 530.076405][T24768] copy_page_from_iter_atomic+0x2c1/0xba0 [ 530.082121][T24768] ? shmem_write_begin+0x7e/0x100 [ 530.087138][T24768] generic_perform_write+0x1df/0x3c0 [ 530.092434][T24768] ? shmem_write_begin+0x100/0x100 [ 530.097545][T24768] __generic_file_write_iter+0x161/0x300 [ 530.103193][T24768] ? generic_write_checks+0x250/0x290 [ 530.108671][T24768] generic_file_write_iter+0x75/0x130 [ 530.114071][T24768] vfs_write+0x69d/0x770 [ 530.118336][T24768] __x64_sys_pwrite64+0xf5/0x150 [ 530.123323][T24768] do_syscall_64+0x3d/0x90 [ 530.127738][T24768] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 530.133655][T24768] RIP: 0033:0x419777 [ 530.137620][T24768] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 530.157222][T24768] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 530.165630][T24768] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 530.173616][T24768] RDX: 000000000000fca8 RSI: 00000000200000c0 RDI: 0000000000000005 [ 530.181575][T24768] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff 21:54:59 executing program 3: r0 = open_tree(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x80000) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NL80211_CMD_RADAR_DETECT(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x200, 0x5, 0x25dfdbfd, {{}, {@void, @void}}, [@NL80211_ATTR_CENTER_FREQ1={0x8, 0xa0, 0x2}, @NL80211_ATTR_WIPHY_EDMG_BW_CONFIG={0x5, 0x119, 0x7}, @NL80211_ATTR_CHANNEL_WIDTH={0x8, 0x9f, 0x2}, @NL80211_ATTR_WIPHY_CHANNEL_TYPE={0x8, 0x27, 0x1}]}, 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x8804) r2 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x2e8) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20040600070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 530.189568][T24768] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000005 [ 530.197527][T24768] R13: 0000000000000005 R14: 0000000020000300 R15: 0000000000000000 [ 530.214081][T24768] loop4: detected capacity change from 0 to 128 [ 530.219107][T24775] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. 21:54:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000700070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:54:59 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = accept4$packet(r0, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local}, &(0x7f0000000040)=0x14, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4, 0x10, r1, 0x58e2c000) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x200042, 0x0) fsetxattr$security_selinux(r2, &(0x7f00000000c0), &(0x7f0000000100)='system_u:object_r:systemd_logind_exec_t:s0\x00', 0x2b, 0x3) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:54:59 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x1000000, 0x4001113, r1, 0xd5262000) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000000000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:54:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20001800070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 530.245456][T24768] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 530.253520][T24768] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 530.261089][T24768] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 530.270131][T24768] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:00 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(0x0) 21:55:00 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280)=[{&(0x7f0000000300)=""/4096, 0x1000}, {&(0x7f0000000000)=""/209, 0xd1}, {&(0x7f0000000100)=""/166, 0xa6}, {&(0x7f0000001300)=""/69, 0x45}], 0x4, 0xd9f, 0x94) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r1 = openat$bsg(0xffffffffffffff9c, &(0x7f0000001680), 0x109000, 0x0) r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f00000018c0), 0x105440, 0x0) io_submit(0x0, 0x8, &(0x7f0000002a00)=[&(0x7f0000000200)={0x0, 0x0, 0x0, 0x8, 0x6, r0, &(0x7f0000001380)="0ee739a74213cc4399811d62dfc6b84e07b12d7d8e9fd2623c121af5b67c6dde83c4c3be4c6c3da0357133ce4cb59d9eb73dcea8eb60b82b66f7f57c410bc1560636c05791bf45796c1b84dab5f7ad5bf91318b4d009612cbe853818c62c23c24430702bb3fbf25d241691546a5a92d22f488d3d32ddde42be07e0302b33a5e1adb442441b8de377aeae76e22eaed8158cc68913f65d201ad56b6bef418b8afd2a7df5eb3378526a4e611e85b0c966c492280b542eec7432ed3479c23f4b5eea446404d87f441214d70c4c9f2be17e673c90b625f6dbbe5e487557c9db9473477fa0adc4a2fa855510ff3f5c06c046ef", 0xf0, 0x8, 0x0, 0x3, r0}, &(0x7f0000001480)={0x0, 0x0, 0x0, 0x5, 0x1, r0, &(0x7f0000000240)="c742ae27847a968fd76751089a154123c81f3a4aff27db753386", 0x1a, 0x0, 0x0, 0x2, r0}, &(0x7f0000001580)={0x0, 0x0, 0x0, 0x0, 0x5, r0, &(0x7f00000014c0)="52a24eb49d243ad3b587904ce521c6af9405d3d585db43085cc487077806f6b14612c6d56946e66497a5cd398693f72f2fd905a43ecdae75b1beed850efa68b54f976cfdf7d400d5b3be424300fbb7382a7636b856d798c9ca4d81c9a0b9b83ac8ab69f230fefabf679186c15f6bed967323ca4eb314f5d869337906d97d9320e7c13d0b5cf1a0ea8423c87ab6d7ebeb3f48", 0x92, 0x8000}, &(0x7f0000001640)={0x0, 0x0, 0x0, 0x1, 0x9, 0xffffffffffffffff, &(0x7f00000015c0)="c7f9f7af441281fa478355cda8f5a92055349294ff40f0a8f06f6e4ebf1778d5a5dacd24ee6c8eff8a1cd71d05a355102b35551b9723f21565d641fc59736ad4a7d273d7842dfba69e9908fd4d2888548fd01963b78339f73606dbb5d7bfd313524a5ee52043b135ee45674d9ff82111", 0x70, 0xfff, 0x0, 0x0, r0}, &(0x7f00000017c0)={0x0, 0x0, 0x0, 0x5, 0x6, r1, &(0x7f00000016c0)="b90f2edd25e47b8b3c7376a69ea2bd4f65c01b2d2a5dc8dbb0aee5866f4ad00ba8a12af70b0602b87fe45d8aef99635bb2f5b1c5b69d53b4d64828465213dbf047d2b7abf280e60aa8c6c6c86ef14da10c2dcdfbd177f099069ac455d4e78354e3896ddcb369e1f7beb808d6ddbe122ad53047840b3f8e4da9c11508a5aa069bb14241dae3dd991873ddf2ea8455adc9efb261d3ef85214506afa355a81eb6af13b3dc64ebcb68f410ea8fdfa392c32a793c81ae84691304d9341d731e371620896fc06537f3ce02fe3a43f4171c4818ceaeaae92473b9bc0bb8a1ab8cccfd30f38ed1198fb0", 0xe6, 0x2, 0x0, 0x3, r0}, &(0x7f0000001880)={0x0, 0x0, 0x0, 0x5, 0x81, r0, &(0x7f0000001800)="45a83167940595252859facb041e8e15c55a3cc7f8221b48ac79107e8e8a45b4b95cf52513130466b2fe840cf869c6f7246059e049bf499b7ffe3c304ae306212eea90e08a66f890a430007b4ec0f75e32c666c64e77c0ec103ed273a8d13110fb0d2abe1b1eaed7eea653229931866471c90dbc0de93dc2", 0x78, 0x3ff, 0x0, 0x2, r0}, &(0x7f0000002900)={0x0, 0x0, 0x0, 0x3, 0x1, r2, &(0x7f0000001900)="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", 0x1000, 0x5, 0x0, 0x2}, &(0x7f00000029c0)={0x0, 0x0, 0x0, 0x6, 0x8, r0, &(0x7f0000002940)="8babf3c3610d4302db469b05e4abc5cc134962083620c530d43a85d5302a891720bc5807867d40d2a32efa3de8d73fa10baa92e4957c7f193cd1f4626c9046a4159247e261b770fa", 0x48, 0x7, 0x0, 0x0, r0}]) 21:55:00 executing program 4 (fault-call:2 fault-nth:42): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:00 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20001c00070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:00 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x30) r1 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x70d001, 0x92) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r1, &(0x7f0000000040), 0x0, 0xd9f, 0x0) r2 = openat$dir(0xffffffffffffff9c, &(0x7f00000008c0)='./file0/file0\x00', 0x101100, 0x2) openat(r2, &(0x7f0000000900)='\x00', 0x50d202, 0x80) mount$bind(&(0x7f0000000980)='./file0/file0\x00', &(0x7f00000009c0)='./file0\x00', &(0x7f0000000a00), 0x40000, 0x0) preadv(r1, &(0x7f0000000800), 0x0, 0xc69, 0x873) r3 = eventfd(0x0) mmap(&(0x7f0000032000/0x4000)=nil, 0x4000, 0x1, 0x4000010, r3, 0x3cace000) io_setup(0x0, &(0x7f0000000940)=0x0) io_pgetevents(r4, 0x9, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) [ 530.723317][T24815] FAULT_INJECTION: forcing a failure. [ 530.723317][T24815] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 530.736439][T24815] CPU: 1 PID: 24815 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 530.745253][T24815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 530.755418][T24815] Call Trace: [ 530.758699][T24815] dump_stack_lvl+0xb7/0x103 [ 530.763299][T24815] dump_stack+0x11/0x1a [ 530.767545][T24815] should_fail+0x23c/0x250 [ 530.771979][T24815] should_fail_usercopy+0x16/0x20 [ 530.777006][T24815] copy_page_from_iter_atomic+0x2c1/0xba0 [ 530.782775][T24815] ? shmem_write_begin+0x7e/0x100 [ 530.787802][T24815] generic_perform_write+0x1df/0x3c0 [ 530.793172][T24815] __generic_file_write_iter+0x161/0x300 [ 530.798830][T24815] ? generic_write_checks+0x250/0x290 [ 530.804183][T24815] generic_file_write_iter+0x75/0x130 [ 530.809546][T24815] vfs_write+0x69d/0x770 [ 530.813801][T24815] __x64_sys_pwrite64+0xf5/0x150 [ 530.818767][T24815] do_syscall_64+0x3d/0x90 [ 530.823177][T24815] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 530.829079][T24815] RIP: 0033:0x419777 [ 530.832999][T24815] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 530.852591][T24815] RSP: 002b:00007f18c1399f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 530.860979][T24815] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 [ 530.868981][T24815] RDX: 0000000000000001 RSI: 0000000020000040 RDI: 0000000000000005 [ 530.876966][T24815] RBP: 0000000000000002 R08: 0000000000000000 R09: ffffffffffffffff [ 530.884916][T24815] R10: 0000000000000800 R11: 0000000000000293 R12: 0000000000000005 [ 530.892880][T24815] R13: 0000000000000005 R14: 0000000020000318 R15: 0000000000000001 [ 530.904810][T24815] loop4: detected capacity change from 0 to 128 [ 530.912277][T24815] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 530.920379][T24815] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 530.927934][T24815] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 530.936978][T24815] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:00 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) fcntl$setown(r0, 0x8, 0x0) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) io_uring_register$IORING_REGISTER_PROBE(r0, 0x8, &(0x7f0000000000), 0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r3, r3, 0x0) write$binfmt_misc(r0, &(0x7f0000000300)=ANY=[@ANYBLOB="fc9d7a307f3b18b26f5f311e191ec1f024f2d77dd782dba66ac6cbd65ab2dbd0eb0c4e7f001e363aba1b1fdb6456155e71485c6ea5f0594e1d80627b06eeb48243456568feabe699b1545cee933bea04a6966a28a815539542595d332a6177b42ef4feb9d8bbd70c8cea9eb8d47c3d70ad026f5b6e145617557d102e7954f2440ac9892b2183b5f5483915ff852ba630dfefc476a7355f175dc7ad0c37d2204098d07342e0289160e3f991574e966f9274c89f5cbf1d95acc7cea86c62a7da999386dceb435a1d9dbf7746f1a52d44242931b71aafc3e4"], 0xfffffeac) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:00 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20002000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:00 executing program 3: r0 = accept4$packet(0xffffffffffffffff, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000040)=0x14, 0x0) getsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000080), 0x10) r1 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:55:00 executing program 4 (fault-call:2 fault-nth:43): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 531.047734][T24829] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 531.076116][T24833] FAULT_INJECTION: forcing a failure. [ 531.076116][T24833] name failslab, interval 1, probability 0, space 0, times 0 [ 531.088753][T24833] CPU: 1 PID: 24833 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 21:55:00 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20002600070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 531.097562][T24833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 531.107600][T24833] Call Trace: [ 531.110877][T24833] dump_stack_lvl+0xb7/0x103 [ 531.115468][T24833] dump_stack+0x11/0x1a [ 531.119626][T24833] should_fail+0x23c/0x250 [ 531.124046][T24833] ? getname_flags+0x84/0x3d0 [ 531.128817][T24833] __should_failslab+0x81/0x90 [ 531.133578][T24833] should_failslab+0x5/0x20 [ 531.138078][T24833] kmem_cache_alloc+0x46/0x2e0 [ 531.142922][T24833] getname_flags+0x84/0x3d0 [ 531.147423][T24833] ? vfs_write+0x50c/0x770 [ 531.151841][T24833] getname+0x15/0x20 [ 531.155751][T24833] do_sys_openat2+0x5b/0x250 [ 531.160414][T24833] __x64_sys_openat+0xef/0x110 [ 531.165182][T24833] do_syscall_64+0x3d/0x90 [ 531.169598][T24833] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 531.175476][T24833] RIP: 0033:0x4196c4 [ 531.179346][T24833] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 531.198928][T24833] RSP: 002b:00007f18c1399ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 531.207328][T24833] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 531.215298][T24833] RDX: 0000000000000002 RSI: 00007f18c139a000 RDI: 00000000ffffff9c [ 531.223299][T24833] RBP: 00007f18c139a000 R08: 0000000000000000 R09: ffffffffffffffff [ 531.231343][T24833] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 531.239307][T24833] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 21:55:02 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20053000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:02 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x80000000087, 0x0, 0x0, &(0x7f00000001c0)={0x77359400}, 0x0) r1 = syz_open_dev$rtc(&(0x7f00000000c0), 0x5, 0x8000) r2 = openat2(r0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)={0x1, 0x18, 0x4}, 0x18) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000440), 0x400, 0x0) r4 = openat$cgroup_ro(r0, &(0x7f00000004c0)='hugetlb.2MB.limit_in_bytes\x00', 0x0, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000580)={r0, 0x0, 0x9, 0xffffffffffff0000}) r7 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000700), 0x0, 0x0) io_submit(0x0, 0x6, &(0x7f0000000780)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x6, 0x0, r0, &(0x7f0000000000)="e6878eaa65893fcde429c20275d395bfa5f6e0b8b253b9fd4f64ca34b024ae2ee710db9c0232a120cf8428968b074ea92f48296bf423669bbc9a198e6330eb24eb897a73838a96471158917374289903c23348e8ffefde2268f7", 0x5a, 0x0, 0x0, 0x1, r0}, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x3, 0x401, r1, &(0x7f0000000300)="b5e9bbeb012070baaee7e4c4a1a65889b8a47650d5ec28565c10482afa989a6670f18062cb3aa5569370d947f6ce11de304de9ee544c5bb63bf00b4c8fdd0d87cd4210cc4a3bdfec84da35088e071862f4dafc42819a7640b5c3b092ee92a6c03d69d559ac15182680218fe61f69a5fa8c2bfdfe2a923537bb167799e750c77290846db3e330ed94775c8f4570162ca4fcf3b3233d246a2a92c25312109d1bf6b9961153a8d4f504bd5ea1ec1b81f88ed1be319d43d2126b08d2efe43b98e096f6a08c07844013b522971736c7161ea77c7275cf38533f0b936e1ec503d2320ffde4ff04b7588d852a1b5d883195", 0xee, 0x8001, 0x0, 0x2, r2}, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x8, 0x1, r0, &(0x7f0000000200)="306c5382400d61fa14bf940c4d43c49eeb4b15e101d336cdc20a5b0f6bc86aa0c8e7e871d8a26ecca584ed0fdedfdcc6c5029be0b69cb37c446ea6c77c202415d950335744a2fc72fb4a325f4fcbfa4b1e2d6939b7bd58998f1051739e1c2f0d1a3d08c17c1e4d29d963d21e1fe6f7881ba82b75005cd542e1626041b199ee076cf4875b", 0x84, 0xffff, 0x0, 0x0, r0}, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x8, 0x1000, r3, &(0x7f0000000480)="71506723a2b737946f07526088d5af961080efcd5268f63aa655295e62de7b442a96825cf41c53a58b0ee6a06f4f442f", 0x30, 0xffffffff, 0x0, 0x4, r4}, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x5, 0x3e8, r5, &(0x7f0000000540)="7bd83cba7f460491d590db23c6d007ef5f0d15eaa1e38713db6c36aa11cda5eb72", 0x21, 0x5, 0x0, 0x2, r6}, &(0x7f0000000740)={0x0, 0x0, 0x0, 0x5, 0xac, r0, &(0x7f0000000600)="c9cb4d1651bb20bbdfe9848dec711fd467f70c84b78c01d43004bc2a1503dfcdc16688fc6e0d31e47c28be43b5b8bd2069241a34082a39a6a103ca8130c5fc7eea2cc65efdbc6f7ed04eca31f2c1f78a7db6ec8a2387567121156eccbef40386273d22e1070ddfd91e54e562c871f5291ff4a5db8509590b5ed850a1c31caf701abda883117106c1563adde21601c1b3cf2cad55cb8744f1f23a81fc41241031c65a937e631bfdb66eddfa0e7eb80b8766c0c70044870c6bf1e44623ad140fc2bf1723682b263c", 0xc7, 0x1, 0x0, 0x0, r7}]) 21:55:02 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r3, r3, 0x0) fcntl$setown(r0, 0x8, 0x0) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) pwritev(r1, &(0x7f00000015c0)=[{&(0x7f0000000000)="497adc41e2fb3a76a917ff2dd8234c2f73c5800934b7acda3d60e31440833c99cc0f1e56b695e3a65908775869c4a68b80a8799e9767700a9d664a", 0x3b}, {&(0x7f0000000080)="297859aa1c5bfa223e9d7ddf31", 0xd}, {&(0x7f0000000300)="73dbfc2319dd6cc187e32c5f0736d4bc9b079ddbf1d43c84f6d31e70267477d648eb899624687bee6f23a95951b8cf8c778f04f8177df6caae1a601effd77c30b360e297b158b358bd6cad22a68ba03c245f89433f6320b015c56514d005d78b770cd74c60aeaa2a8bc73317733a551047f540113e9b9bae465398e4b3c8bc263a6c7e00eeba204aca61d736c7f424b1542be6a95976998b7433f5ada97ec57539d90fe126c495ab72d13103b0b5dc79a41510ed08a094e5031ada96e95008c7775c15792c95243e413a7f6eba8db62a50a0b1c278659c83ad09d984497e11fef65e08bcba8b01c10dbb9f65cab7e4", 0xef}, {&(0x7f0000000400)="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", 0x1000}, {&(0x7f0000001400)="b50d4a868612cad33e4546ae4d0e0346a9bf7990531d69ea5508237c9141f2f38a7a3c23687563b57693fcad85e48fed0e070b811b5af5f1efcdc9824ee79ca7eae93e70b10578de16a5382d1debb5d2495682c7ff379ef8b3bb1d18b3d32123a6dc5896d66ec46c1fecd9f8a455428598ecf169c9a1fc6fbcd457ffb039aad2e2b2a3635f20900dff9d640981dec7251b85aea21b57e83db824af9c81d7d7c6757b6e39b7c77a066fc61becd2664627953bdfbf3c9640958fc511c682cfaeb4fdadffc74934", 0xc6}, {&(0x7f0000000200)="165849d67c20a46e9f505d908dab8fa2624a1be0aae406aca6889d6bba071fb0aad678c0e655c5fd8dbd80c7505eb403324334868ce6c9a87e595b9f47b6d4c6b912b01d106aa1cd798a07d400ad13be185910ba57261f9ad0b473cbe7552118d7d15cb97e5a15b080dc0e184f13cb7242cdbecf03744668b254ab1a4887cd6fbcf4e5a676c71ad013e1ad6138e28cf18446e7958a4843f42e33ac4cdb177eb1cd0df14713284b8e", 0xa8}, {&(0x7f0000001500)="5bd566c4698ef2180790e6a66f77476dbe39eb5c8b7cfd48594031311e0f1eb634ba2e4f85e6bf7d5e5cb6a844a9de44d019ee63db04668c00b67c93bafc9ab7062512718714e220a5d0727ab36dac4f25b056b34d14a1a535dccde351d1e8daf2732d311b8c379fc7355cb07f42405a1f91bcf43bc05cbbe00eaa8c770a7a5115e3d4ccbc0e75aa8f8c6069bbf4e0e9268736c5bf52a9b5a844e735c5", 0x9d}], 0x7, 0x7, 0xffffffff) rmdir(&(0x7f0000000100)='./control\x00') 21:55:02 executing program 4 (fault-call:2 fault-nth:44): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:02 executing program 5 (fault-call:16 fault-nth:0): r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:02 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7ffffffd}]}) r1 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) dup2(r2, r0) fcntl$setsig(r2, 0xa, 0x12) timerfd_create(0x6, 0x80000) r4 = syz_open_dev$loop(&(0x7f0000000000), 0x4, 0x82080) r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r6 = socket$netlink(0x10, 0x3, 0x0) writev(r6, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) writev(0xffffffffffffffff, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r7 = socket$netlink(0x10, 0x3, 0x0) writev(r7, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) poll(&(0x7f0000000040)=[{r3, 0x222}, {r7, 0x54}, {r4, 0x100}, {r5, 0x5024}, {r6}, {0xffffffffffffffff, 0x150}, {0xffffffffffffffff, 0x10e4}, {r0, 0x284}], 0x8, 0xffffffed) dup2(r2, r3) sendmsg$ETHTOOL_MSG_DEBUG_SET(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000004c0)={&(0x7f0000000240)={0x264, 0x0, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@ETHTOOL_A_DEBUG_HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bridge0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}]}, @ETHTOOL_A_DEBUG_MSGMASK={0x1ec, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_BITS={0x4c, 0x3, 0x0, 0x1, [{0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x8}]}, {0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x5}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x48}]}, {0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x8}]}]}, @ETHTOOL_A_BITSET_VALUE={0xe3, 0x4, "2a1ee182dde912be86d91b83fe92a16ea9f8a165458581e604eebb52cd4fb67b7ebfd48df22571f3bac9d0d8cd4167ee4e64a0c2495ab96896c918f5c471aa024453561f0e9da30b5819681d473ce6bd73be5c1cd95a1302e6d74f528e1a74f6a8ccff1024a7e44846e5492b955fdc6f9a027d8b328b4ba2813e07f3cc3cfec9f6e39c343dce23cad1c8d1b8bf3c9ef6f4a1258860bd814f7897be1c0f09b65440e9b951d9793ca796cf493eadcba2abee39af1b485d1f615a656dafa007b71aad6f2eab54ed3d6105177011eb8ad0b41e5af8eac5b7a60ef563ffec01bf8a"}, @ETHTOOL_A_BITSET_BITS={0xb8, 0x3, 0x0, 0x1, [{0x10, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0xffff}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x10, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x200}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x1ff}]}, {0x4}, {0x1c, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xa, 0x2, 'g[^-\xf1\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x34, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0xfff}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8}, @ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0xf, 0x2, '/dev/loop#\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3}]}, {0x34, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xf, 0x2, '/dev/loop#\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0xf, 0x2, '/dev/loop#\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0xf, 0x2, '/dev/loop#\x00'}]}]}]}, @ETHTOOL_A_DEBUG_HEADER={0x3c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vlan1\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_virt_wifi\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}]}, 0x264}, 0x1, 0x0, 0x0, 0x10}, 0x5) fcntl$setown(r3, 0x8, r1) tkill(r1, 0x14) [ 533.359450][T24864] FAULT_INJECTION: forcing a failure. [ 533.359450][T24864] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 533.372610][T24864] CPU: 0 PID: 24864 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 533.381452][T24864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 533.391561][T24864] Call Trace: [ 533.394845][T24864] dump_stack_lvl+0xb7/0x103 [ 533.399429][T24864] dump_stack+0x11/0x1a [ 533.403576][T24864] should_fail+0x23c/0x250 [ 533.407990][T24864] should_fail_usercopy+0x16/0x20 [ 533.413012][T24864] strncpy_from_user+0x21/0x250 [ 533.417869][T24864] getname_flags+0xb8/0x3d0 [ 533.422368][T24864] ? vfs_write+0x50c/0x770 [ 533.426775][T24864] getname+0x15/0x20 [ 533.430666][T24864] do_sys_openat2+0x5b/0x250 [ 533.435255][T24864] __x64_sys_openat+0xef/0x110 [ 533.440013][T24864] do_syscall_64+0x3d/0x90 [ 533.444424][T24864] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 533.450394][T24864] RIP: 0033:0x4196c4 [ 533.454279][T24864] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 533.473877][T24864] RSP: 002b:00007f18c1399ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 533.482325][T24864] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 533.490304][T24864] RDX: 0000000000000002 RSI: 00007f18c139a000 RDI: 00000000ffffff9c [ 533.498383][T24864] RBP: 00007f18c139a000 R08: 0000000000000000 R09: ffffffffffffffff 21:55:03 executing program 4 (fault-call:2 fault-nth:45): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:03 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20003f00070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:03 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000000)={0x2, 'nr0\x00', 0x4}, 0x18) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) [ 533.506342][T24864] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 533.514303][T24864] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 533.523625][T24868] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 533.535795][T24867] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 533.575187][T24877] FAULT_INJECTION: forcing a failure. [ 533.575187][T24877] name failslab, interval 1, probability 0, space 0, times 0 [ 533.587806][T24877] CPU: 0 PID: 24877 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 533.596568][T24877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 533.606616][T24877] Call Trace: [ 533.609890][T24877] dump_stack_lvl+0xb7/0x103 [ 533.614486][T24877] dump_stack+0x11/0x1a [ 533.618726][T24877] should_fail+0x23c/0x250 21:55:03 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x1e, &(0x7f0000000180)=0x400000001, 0xc2) setsockopt$inet6_tcp_int(r1, 0x6, 0x2000000000000022, &(0x7f0000000140)=0x1, 0x4) connect$inet6(r1, &(0x7f00000000c0)={0xa, 0x0, 0x0, @empty}, 0x1c) io_setup(0xb, &(0x7f0000000100)=0x0) io_submit(r2, 0x1, &(0x7f0000000080)=[&(0x7f0000000000)={0x1802, 0x0, 0x0, 0x1, 0x0, r1, 0x0}]) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r5, r6, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r4, 0x0, 0x0, 0x0, 0x4}, 0x0) r7 = socket$netlink(0x10, 0x3, 0x0) writev(r7, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) io_submit(r2, 0x2, &(0x7f00000000c0)=[&(0x7f0000000000)={0x0, 0x0, 0x0, 0x2, 0xffc1, r3, &(0x7f0000001300)="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", 0x1000, 0xfff, 0x0, 0x0, r4}, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x3, 0x4, r7, &(0x7f0000000040)="340f0efa4b70971bb5eb9c3931c46d3c2c9426174f6dde1be8c6cdbc8a", 0x1d, 0x1, 0x0, 0x3, r0}]) r8 = syz_open_dev$ptys(0xc, 0x3, 0x1) ioctl$BTRFS_IOC_SNAP_CREATE(r8, 0x50009401, &(0x7f0000000300)={{}, "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"}) 21:55:03 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20004000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:03 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20048000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 533.623179][T24877] ? __alloc_file+0x2e/0x1a0 [ 533.627817][T24877] __should_failslab+0x81/0x90 [ 533.632588][T24877] should_failslab+0x5/0x20 [ 533.637172][T24877] kmem_cache_alloc+0x46/0x2e0 [ 533.641974][T24877] __alloc_file+0x2e/0x1a0 [ 533.646402][T24877] alloc_empty_file+0xcd/0x1c0 [ 533.651172][T24877] path_openat+0x6a/0x1f20 [ 533.655594][T24877] ? copy_page_from_iter_atomic+0x44b/0xba0 [ 533.661500][T24877] ? __set_page_dirty_no_writeback+0x96/0xc0 [ 533.667475][T24877] ? unlock_page+0x4d/0x70 21:55:03 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20fffe00070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:03 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20feff00070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 533.671941][T24877] ? shmem_write_end+0x37d/0x3d0 [ 533.676920][T24877] ? balance_dirty_pages_ratelimited+0xb1/0x280 [ 533.683225][T24877] ? generic_perform_write+0x34d/0x3c0 [ 533.688709][T24877] do_filp_open+0xe9/0x200 [ 533.693202][T24877] ? __virt_addr_valid+0x15a/0x1a0 [ 533.698368][T24877] ? _find_next_bit+0x16a/0x190 [ 533.703358][T24877] ? alloc_fd+0x388/0x3e0 [ 533.707773][T24877] do_sys_openat2+0xa3/0x250 [ 533.712368][T24877] __x64_sys_openat+0xef/0x110 [ 533.717130][T24877] do_syscall_64+0x3d/0x90 [ 533.721557][T24877] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 533.727452][T24877] RIP: 0033:0x4196c4 [ 533.731342][T24877] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 533.751075][T24877] RSP: 002b:00007f18c1399ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 533.759576][T24877] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 533.767749][T24877] RDX: 0000000000000002 RSI: 00007f18c139a000 RDI: 00000000ffffff9c [ 533.775745][T24877] RBP: 00007f18c139a000 R08: 0000000000000000 R09: ffffffffffffffff [ 533.783783][T24877] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 533.791785][T24877] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 533.851956][T24901] FAULT_INJECTION: forcing a failure. [ 533.851956][T24901] name failslab, interval 1, probability 0, space 0, times 0 [ 533.864556][T24901] CPU: 1 PID: 24901 Comm: syz-executor.5 Not tainted 5.14.0-rc1-syzkaller #0 [ 533.873312][T24901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 533.883344][T24901] Call Trace: [ 533.886616][T24901] dump_stack_lvl+0xb7/0x103 [ 533.891186][T24901] dump_stack+0x11/0x1a [ 533.895358][T24901] should_fail+0x23c/0x250 [ 533.899892][T24901] ? getname_flags+0x84/0x3d0 [ 533.904629][T24901] __should_failslab+0x81/0x90 [ 533.909373][T24901] should_failslab+0x5/0x20 [ 533.913858][T24901] kmem_cache_alloc+0x46/0x2e0 [ 533.918607][T24901] ? fput+0x2d/0x130 [ 533.922491][T24901] getname_flags+0x84/0x3d0 [ 533.927049][T24901] ? exit_to_user_mode_prepare+0x65/0x190 [ 533.932815][T24901] __x64_sys_rmdir+0x1f/0x30 [ 533.937475][T24901] do_syscall_64+0x3d/0x90 [ 533.941871][T24901] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 533.947785][T24901] RIP: 0033:0x4665d9 [ 533.951725][T24901] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 533.971400][T24901] RSP: 002b:00007f77f8134188 EFLAGS: 00000246 ORIG_RAX: 0000000000000054 [ 533.979804][T24901] RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 00000000004665d9 [ 533.987785][T24901] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100 [ 533.995754][T24901] RBP: 00007f77f81341d0 R08: 0000000000000000 R09: 0000000000000000 [ 534.003710][T24901] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 534.011713][T24901] R13: 00007fff08a7459f R14: 00007f77f8134300 R15: 0000000000022000 21:55:03 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) sched_setattr(r2, &(0x7f0000000000)={0x38, 0x1, 0x0, 0x4, 0x5, 0x3f, 0x89, 0xf55a, 0xdb, 0x200}, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) io_uring_register$IORING_REGISTER_FILES_UPDATE(r0, 0x6, &(0x7f00000000c0)={0x7, 0x0, &(0x7f0000000080)=[r5, r1, r0]}, 0x3) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) rmdir(&(0x7f0000000100)='./control\x00') 21:55:03 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000080100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:03 executing program 4 (fault-call:2 fault-nth:46): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 534.330855][T24912] FAULT_INJECTION: forcing a failure. [ 534.330855][T24912] name failslab, interval 1, probability 0, space 0, times 0 [ 534.343689][T24912] CPU: 0 PID: 24912 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 534.352564][T24912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 534.362596][T24912] Call Trace: [ 534.365873][T24912] dump_stack_lvl+0xb7/0x103 [ 534.370456][T24912] dump_stack+0x11/0x1a [ 534.374600][T24912] should_fail+0x23c/0x250 [ 534.379022][T24912] ? security_file_alloc+0x30/0x190 [ 534.384219][T24912] __should_failslab+0x81/0x90 [ 534.388978][T24912] should_failslab+0x5/0x20 [ 534.393511][T24912] kmem_cache_alloc+0x46/0x2e0 [ 534.398314][T24912] security_file_alloc+0x30/0x190 [ 534.403406][T24912] __alloc_file+0x83/0x1a0 [ 534.407804][T24912] alloc_empty_file+0xcd/0x1c0 [ 534.412566][T24912] path_openat+0x6a/0x1f20 [ 534.416963][T24912] ? copy_page_from_iter_atomic+0x44b/0xba0 [ 534.422881][T24912] ? __set_page_dirty_no_writeback+0x96/0xc0 [ 534.428911][T24912] ? unlock_page+0x4d/0x70 [ 534.433307][T24912] ? shmem_write_end+0x37d/0x3d0 [ 534.438220][T24912] ? balance_dirty_pages_ratelimited+0xb1/0x280 [ 534.444527][T24912] ? generic_perform_write+0x34d/0x3c0 [ 534.449967][T24912] do_filp_open+0xe9/0x200 [ 534.454365][T24912] ? __virt_addr_valid+0x15a/0x1a0 [ 534.459459][T24912] ? _find_next_bit+0x16a/0x190 [ 534.464311][T24912] ? alloc_fd+0x388/0x3e0 [ 534.468637][T24912] do_sys_openat2+0xa3/0x250 [ 534.473216][T24912] __x64_sys_openat+0xef/0x110 [ 534.477962][T24912] do_syscall_64+0x3d/0x90 [ 534.482395][T24912] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 534.488270][T24912] RIP: 0033:0x4196c4 [ 534.492142][T24912] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 534.511747][T24912] RSP: 002b:00007f18c1399ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 534.520183][T24912] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004196c4 [ 534.528161][T24912] RDX: 0000000000000002 RSI: 00007f18c139a000 RDI: 00000000ffffff9c [ 534.536228][T24912] RBP: 00007f18c139a000 R08: 0000000000000000 R09: ffffffffffffffff [ 534.544198][T24912] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 534.552199][T24912] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 21:55:06 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) close(r2) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:55:06 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x810, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r0, 0xf504, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:55:06 executing program 5 (fault-call:16 fault-nth:1): r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000000f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:06 executing program 4 (fault-call:2 fault-nth:47): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:06 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) r2 = openat$cgroup_subtree(r0, &(0x7f0000000000), 0x2, 0x0) fcntl$setstatus(r2, 0x4, 0xc4800) r3 = gettid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r3) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 536.402582][T24936] FAULT_INJECTION: forcing a failure. [ 536.402582][T24936] name failslab, interval 1, probability 0, space 0, times 0 [ 536.415213][T24936] CPU: 0 PID: 24936 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 536.423988][T24936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 536.434033][T24936] Call Trace: [ 536.437401][T24936] dump_stack_lvl+0xb7/0x103 [ 536.441999][T24936] dump_stack+0x11/0x1a [ 536.446201][T24936] should_fail+0x23c/0x250 [ 536.450697][T24936] ? kzalloc+0x16/0x20 [ 536.454787][T24936] __should_failslab+0x81/0x90 [ 536.459546][T24936] should_failslab+0x5/0x20 [ 536.464043][T24936] __kmalloc+0x66/0x340 [ 536.468194][T24936] ? __d_lookup_rcu+0x39e/0x3e0 [ 536.473058][T24936] kzalloc+0x16/0x20 [ 536.476948][T24936] alloc_workqueue+0x11e/0xaf0 [ 536.481727][T24936] ? loop_attr_do_show_dio+0x70/0x70 [ 536.487009][T24936] ? bd_prepare_to_claim+0x1e5/0x270 [ 536.492330][T24936] loop_configure+0x54c/0xd10 [ 536.497016][T24936] ? mntput+0x45/0x70 [ 536.500989][T24936] lo_ioctl+0x558/0x1210 [ 536.505224][T24936] ? path_openat+0x18e4/0x1f20 [ 536.509985][T24936] ? putname+0xa5/0xc0 [ 536.514045][T24936] ? ___cache_free+0x3c/0x300 [ 536.518798][T24936] ? blkdev_common_ioctl+0x9c3/0x1040 [ 536.524255][T24936] ? selinux_file_ioctl+0x8e0/0x970 [ 536.529479][T24936] ? lo_release+0x120/0x120 [ 536.533973][T24936] blkdev_ioctl+0x1d0/0x3c0 [ 536.538605][T24936] block_ioctl+0x6d/0x80 [ 536.542845][T24936] ? blkdev_iopoll+0x70/0x70 [ 536.547431][T24936] __se_sys_ioctl+0xcb/0x140 [ 536.552010][T24936] __x64_sys_ioctl+0x3f/0x50 [ 536.556674][T24936] do_syscall_64+0x3d/0x90 [ 536.561108][T24936] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 536.566997][T24936] RIP: 0033:0x466397 [ 536.570881][T24936] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 536.590555][T24936] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 21:55:06 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x8000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) write$binfmt_misc(r1, &(0x7f0000000000)={'syz1', "064db5fa6e58daee35d81f5dae428a22dfc0f7a0f7917b3c518736e041d23ad98914a0ceb10ffca0276d4d87ec81c657f1ee02868696fc2bde559d8ed981644a462494a07a3f108e7d5f9d747b18db9570bf3ce0c96ec51aeb96e236543f61453236fbc098d1a5892afd4ef55880aa"}, 0x73) 21:55:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000100100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:06 executing program 4 (fault-call:2 fault-nth:48): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 536.598980][T24936] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 536.606944][T24936] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 536.614930][T24936] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 536.622941][T24936] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 536.630911][T24936] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 21:55:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000110100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 536.702946][T24954] FAULT_INJECTION: forcing a failure. [ 536.702946][T24954] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 536.716038][T24954] CPU: 0 PID: 24954 Comm: syz-executor.5 Not tainted 5.14.0-rc1-syzkaller #0 [ 536.724805][T24954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 536.729356][T24956] FAULT_INJECTION: forcing a failure. [ 536.729356][T24956] name failslab, interval 1, probability 0, space 0, times 0 [ 536.734913][T24954] Call Trace: [ 536.734923][T24954] dump_stack_lvl+0xb7/0x103 [ 536.755322][T24954] dump_stack+0x11/0x1a [ 536.759468][T24954] should_fail+0x23c/0x250 [ 536.763893][T24954] should_fail_usercopy+0x16/0x20 [ 536.768915][T24954] strncpy_from_user+0x21/0x250 [ 536.773796][T24954] getname_flags+0xb8/0x3d0 [ 536.778298][T24954] __x64_sys_rmdir+0x1f/0x30 [ 536.782957][T24954] do_syscall_64+0x3d/0x90 [ 536.787375][T24954] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 536.793268][T24954] RIP: 0033:0x4665d9 [ 536.797157][T24954] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 536.816757][T24954] RSP: 002b:00007f77f8134188 EFLAGS: 00000246 ORIG_RAX: 0000000000000054 [ 536.825245][T24954] RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 00000000004665d9 [ 536.833217][T24954] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100 [ 536.841209][T24954] RBP: 00007f77f81341d0 R08: 0000000000000000 R09: 0000000000000000 21:55:06 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) preadv(r0, &(0x7f0000000600)=[{&(0x7f0000000200)=""/179, 0xb3}, {&(0x7f0000000140)=""/2, 0x2}, {&(0x7f0000000180)=""/58, 0x3a}, {&(0x7f0000000300)=""/241, 0xf1}, {&(0x7f0000000400)=""/196, 0xc4}, {&(0x7f0000000500)=""/225, 0xe1}], 0x6, 0x75d2828, 0x53) sendmsg$AUDIT_MAKE_EQUIV(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x28, 0x3f7, 0x100, 0x70bd27, 0x25dfdbff, {0x7, 0x7, './file0', './file0'}, [""]}, 0x28}, 0x1, 0x0, 0x0, 0x84}, 0x40800) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) rmdir(&(0x7f0000000100)='./file0\x00') preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:55:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000120100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 536.849172][T24954] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 536.857150][T24954] R13: 00007fff08a7459f R14: 00007f77f8134300 R15: 0000000000022000 [ 536.865177][T24956] CPU: 1 PID: 24956 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 536.873945][T24956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 536.883997][T24956] Call Trace: [ 536.887303][T24956] dump_stack_lvl+0xb7/0x103 [ 536.891892][T24956] dump_stack+0x11/0x1a [ 536.896045][T24956] should_fail+0x23c/0x250 [ 536.900551][T24956] __should_failslab+0x81/0x90 [ 536.905309][T24956] ? alloc_workqueue+0x14c/0xaf0 [ 536.910249][T24956] should_failslab+0x5/0x20 [ 536.914752][T24956] kmem_cache_alloc_trace+0x49/0x310 [ 536.920045][T24956] alloc_workqueue+0x14c/0xaf0 [ 536.924827][T24956] ? blkdev_get_whole+0x308/0x350 [ 536.929830][T24956] ? bd_prepare_to_claim+0x1e5/0x270 [ 536.935165][T24956] loop_configure+0x54c/0xd10 [ 536.939821][T24956] ? mntput+0x45/0x70 [ 536.943853][T24956] lo_ioctl+0x558/0x1210 [ 536.948106][T24956] ? path_openat+0x18e4/0x1f20 [ 536.952889][T24956] ? putname+0xa5/0xc0 [ 536.956941][T24956] ? ___cache_free+0x3c/0x300 [ 536.961601][T24956] ? blkdev_common_ioctl+0x9c3/0x1040 [ 536.967048][T24956] ? selinux_file_ioctl+0x8e0/0x970 [ 536.972401][T24956] ? lo_release+0x120/0x120 [ 536.976977][T24956] blkdev_ioctl+0x1d0/0x3c0 [ 536.981479][T24956] block_ioctl+0x6d/0x80 [ 536.985722][T24956] ? blkdev_iopoll+0x70/0x70 [ 536.990310][T24956] __se_sys_ioctl+0xcb/0x140 [ 536.995026][T24956] __x64_sys_ioctl+0x3f/0x50 [ 536.999606][T24956] do_syscall_64+0x3d/0x90 [ 537.004003][T24956] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 537.009986][T24956] RIP: 0033:0x466397 [ 537.013856][T24956] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 537.033480][T24956] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 537.041897][T24956] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 537.049867][T24956] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 537.057832][T24956] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 537.065823][T24956] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 537.073808][T24956] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 21:55:09 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0xa) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:55:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000150100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:09 executing program 4 (fault-call:2 fault-nth:49): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:09 executing program 5 (fault-call:16 fault-nth:2): r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:09 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x20000000000002ca, &(0x7f00000000c0)}) r0 = gettid() socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000540)=@IORING_OP_SYNC_FILE_RANGE={0x8, 0x2, 0x0, @fd=r1, 0x7ff, 0x0, 0xb8d, 0x5, 0x1}, 0x8) clone3(&(0x7f0000000400)={0x302000800, &(0x7f0000000180), &(0x7f0000000200)=0x0, &(0x7f0000000240), {0x18}, &(0x7f0000000580)=""/158, 0x9e, &(0x7f0000000340)=""/119, &(0x7f00000003c0)=[0x0, r0, r0, r0, r0], 0xe}, 0x58) ptrace$setregs(0xf, r3, 0xffffffffffffffff, &(0x7f0000000480)="b7ac7c50f0a2fb790ae3d4914abab83bb612d8bc01122b834ce4fa0f82923d133003c76f0c39eed7c0084455a2279e6b1e804527af79a19d54d5bd6af4f6cb5b856ea27dbb9a37f7b777059d436d2d34d78927715a22dd0fda0ddebbb735399b8998a72b078941eced9d9aed5081eca6d6bddea26159d211654e45ed1d3bcea3fab483106a571243bd9d3c6a31a1399a8f5d22821ac7057279bf10e158d1") fcntl$setsig(r1, 0xa, 0x12) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r4, 0x0, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x1, 0x0, @fd, 0x0, 0x0, 0xffffffff, 0x1}, 0x0) syz_io_uring_submit(0x0, r5, &(0x7f00000002c0)=@IORING_OP_TIMEOUT={0xb, 0x4, 0x0, 0x0, 0x5, &(0x7f0000000000), 0x1, 0x1, 0x1}, 0x10001) r6 = socket$netlink(0x10, 0x3, 0x0) writev(r6, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) poll(&(0x7f0000000280), 0x0, 0x101) r7 = accept(r1, &(0x7f0000000040)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, &(0x7f0000000140)=0x80) r8 = socket$inet_udplite(0x2, 0x2, 0x88) dup2(r7, r8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:55:09 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x3234c0, 0x0) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000000080), &(0x7f0000000180)=0xc) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:09 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000000)=""/84, 0x54}, {&(0x7f0000000300)=""/106, 0x6a}, {&(0x7f0000000100)=""/41, 0x29}, {&(0x7f0000000200)=""/188, 0xbc}], 0x4, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:55:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000160100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 539.437176][T24985] FAULT_INJECTION: forcing a failure. [ 539.437176][T24985] name failslab, interval 1, probability 0, space 0, times 0 [ 539.449894][T24985] CPU: 1 PID: 24985 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 539.458654][T24985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 539.468708][T24985] Call Trace: [ 539.471980][T24985] dump_stack_lvl+0xb7/0x103 [ 539.476575][T24985] dump_stack+0x11/0x1a [ 539.480753][T24985] should_fail+0x23c/0x250 21:55:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000170100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 539.485313][T24985] ? kzalloc+0x16/0x20 [ 539.489239][T24992] __nla_validate_parse: 8 callbacks suppressed [ 539.489251][T24992] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 539.489394][T24985] __should_failslab+0x81/0x90 [ 539.489417][T24985] should_failslab+0x5/0x20 [ 539.514022][T24985] __kmalloc+0x66/0x340 [ 539.518190][T24985] ? number+0xa03/0xb50 [ 539.522347][T24985] kzalloc+0x16/0x20 [ 539.526249][T24985] apply_wqattrs_prepare+0x3a/0x630 [ 539.531458][T24985] ? vsnprintf+0xe8f/0xed0 21:55:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000180100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:09 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$incfs(r0, &(0x7f0000000000)='.log\x00', 0x101340, 0x100) openat(r1, &(0x7f0000000040)='./file0\x00', 0x0, 0x8) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:55:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000190100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 539.535950][T24985] apply_workqueue_attrs+0x9e/0x100 [ 539.541154][T24985] alloc_workqueue+0x77d/0xaf0 [ 539.545964][T24985] ? bd_prepare_to_claim+0x1e5/0x270 [ 539.551334][T24985] loop_configure+0x54c/0xd10 [ 539.556014][T24985] ? mntput+0x45/0x70 [ 539.560013][T24985] lo_ioctl+0x558/0x1210 [ 539.564258][T24985] ? path_openat+0x18e4/0x1f20 [ 539.569090][T24985] ? putname+0xa5/0xc0 [ 539.573158][T24985] ? ___cache_free+0x3c/0x300 [ 539.577897][T24985] ? blkdev_common_ioctl+0x9c3/0x1040 21:55:09 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='./file0\x00', 0x20a880, 0x8) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) io_submit(0x0, 0x1, &(0x7f0000000080)=[&(0x7f0000000000)={0x1802, 0x0, 0x0, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r4, r5, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r3, 0x0, 0x0, 0x0, 0x1}, 0x0) r6 = fspick(r0, &(0x7f0000000400)='./file0\x00', 0x1) r7 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r8, r9, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r7, 0x0, 0x0, 0x0, 0x1}, 0x0) r10 = openat2(r0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)={0x10040, 0x108, 0x1}, 0x18) r11 = socket$netlink(0x10, 0x3, 0x0) writev(r11, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) io_submit(0x0, 0x8, &(0x7f00000006c0)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x3, 0x6, r0, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x1, r0}, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x8001, r1, &(0x7f0000000080)="0b9e59508bf54498d7a9a8412a36e81dc8a828753eb95ff2e7fd3cd8488074e0a7", 0x21, 0x4, 0x0, 0x6, r0}, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x7, 0x0, r0, &(0x7f0000000300)="c1fb0ebea43e4a8c6af03e9b74e175ff8eb30c718b889a54dcffcb12bf032decf7b9a4a558b2033ffa6fc6008bd6a10ff9d6dd30a6e8527f028221c386a6b6cdd76853d4105e78850f3ddf128bbe354fbf5139d7faf849ad091d92ad22710de928aedb810f923ffe8e8690b1fa15e7943a1cf117661775718e0756a76b01011d6d0bda3b63a1a9db222c7d33c74a12cecea0c3ceab9e9c5a2469dacffe1cd13349a31caa364c7e33ee32f5d6ebbc7481333ec3abc61523d4cef0f88af35c81a31358a28ab207b6c977c60ed4fd23189c8f14", 0xd2, 0x0, 0x0, 0x3, r0}, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x3, 0x80, r2, &(0x7f0000000140)="a52ae8fe8c6ab049d3f991f3286157c741f3ca07593e2ebaac0c4114f556ee1cb2a48d", 0x23, 0xeba}, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x1, r0, &(0x7f0000000200)="c62892699fba112e56d84209bdb41dff9bda7bc5b9d0a208c47b146aa696083599455e0fc7231af9ba5992e74b0c126b9ebfa05b50bcd860188691a9aec7a77e352cba10c8be8d962684f48e86027146ae198d1933d5b50dc0f7bb1d9afe0a568e25913d53df950783104ff99803b150f3363b15229c2931f10111b3", 0x7c, 0x4, 0x0, 0x1, r3}, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x6, 0x7ff, r6, &(0x7f0000000440)="76c851bc09cf1db852e3e441130bae4f106855bf9635a0b6665f676a986216952786541f938b483c7c780e742874d989a977e30519ba0b", 0x37, 0x75c, 0x0, 0x0, r7}, &(0x7f0000000600)={0x0, 0x0, 0x0, 0x1, 0x1, r10, &(0x7f0000000540)="8025b8c6f42c78ee17169cf52b36b80a389df396bada78f234a22fe0d80ff54df54d2c1a298df69c71ea3d1b819e457626fe1301c347f62a5420a0b90c02b4da0d98d2423e3e01e08a7231e4cd117dce45539b94441f49541288a4bc799c4e0f7e19cb25849fdf56e1c423a0680526e0af73ce8aeabb8768784c802fa10b3eda5ba46e57ed", 0x85, 0x5, 0x0, 0x1, r0}, &(0x7f0000000680)={0x0, 0x0, 0x0, 0x7, 0xeb, r11, &(0x7f0000000640), 0x0, 0xbf3a, 0x0, 0x2, r0}]) [ 539.583271][T24985] ? selinux_file_ioctl+0x8e0/0x970 [ 539.588463][T24985] ? lo_release+0x120/0x120 [ 539.593041][T24985] blkdev_ioctl+0x1d0/0x3c0 [ 539.597550][T24985] block_ioctl+0x6d/0x80 [ 539.601828][T24985] ? blkdev_iopoll+0x70/0x70 [ 539.606428][T24985] __se_sys_ioctl+0xcb/0x140 [ 539.611024][T24985] __x64_sys_ioctl+0x3f/0x50 [ 539.615618][T24985] do_syscall_64+0x3d/0x90 [ 539.620059][T24985] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 539.625955][T24985] RIP: 0033:0x466397 [ 539.629390][T25015] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 539.629846][T24985] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 539.639637][T25015] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 539.658716][T24985] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 539.658763][T24985] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 539.658774][T24985] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 539.658785][T24985] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 539.658796][T24985] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 539.677595][T25015] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 539.684416][T24985] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 539.685411][T25016] FAULT_INJECTION: forcing a failure. [ 539.685411][T25016] name failslab, interval 1, probability 0, space 0, times 0 21:55:09 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) mmap(&(0x7f000071b000/0x2000)=nil, 0x2000, 0x1000003, 0x110, r0, 0xa060c000) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) [ 539.695761][T25018] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 539.700418][T25016] CPU: 1 PID: 25016 Comm: syz-executor.5 Not tainted 5.14.0-rc1-syzkaller #0 [ 539.708554][T25018] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 539.717617][T25016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 539.717629][T25016] Call Trace: [ 539.717635][T25016] dump_stack_lvl+0xb7/0x103 [ 539.717658][T25016] dump_stack+0x11/0x1a 21:55:09 executing program 4 (fault-call:2 fault-nth:50): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 539.727981][T25018] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 539.738177][T25016] should_fail+0x23c/0x250 [ 539.801244][T25016] ? inotify_handle_inode_event+0x106/0x2d0 [ 539.807155][T25016] __should_failslab+0x81/0x90 [ 539.811972][T25016] should_failslab+0x5/0x20 [ 539.816476][T25016] __kmalloc+0x66/0x340 [ 539.820636][T25016] inotify_handle_inode_event+0x106/0x2d0 [ 539.826354][T25016] ? inotify_free_group_priv+0x70/0x70 [ 539.831809][T25016] inotify_ignored_and_remove_idr+0x25/0x60 [ 539.837776][T25016] inotify_freeing_mark+0x19/0x20 [ 539.842873][T25016] fsnotify_free_mark+0xcb/0xf0 [ 539.847796][T25016] fsnotify_destroy_marks+0x126/0x3a0 [ 539.853176][T25016] ? __fsnotify_inode_delete+0x9/0x20 [ 539.858559][T25016] __fsnotify_inode_delete+0x18/0x20 [ 539.860788][T25029] FAULT_INJECTION: forcing a failure. [ 539.860788][T25029] name failslab, interval 1, probability 0, space 0, times 0 [ 539.863843][T25016] dentry_unlink_inode+0x1f3/0x260 [ 539.881519][T25016] d_delete+0x78/0xe0 [ 539.885572][T25016] vfs_rmdir+0x2a6/0x2c0 [ 539.889824][T25016] do_rmdir+0x14a/0x2e0 [ 539.894044][T25016] __x64_sys_rmdir+0x2c/0x30 [ 539.898683][T25016] do_syscall_64+0x3d/0x90 [ 539.903094][T25016] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 539.909015][T25016] RIP: 0033:0x4665d9 [ 539.912899][T25016] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 539.932568][T25016] RSP: 002b:00007f77f8113188 EFLAGS: 00000246 ORIG_RAX: 0000000000000054 [ 539.940976][T25016] RAX: ffffffffffffffda RBX: 000000000056c1a8 RCX: 00000000004665d9 [ 539.948940][T25016] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100 [ 539.956905][T25016] RBP: 00007f77f81131d0 R08: 0000000000000000 R09: 0000000000000000 [ 539.964887][T25016] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 539.972941][T25016] R13: 00007fff08a7459f R14: 00007f77f8113300 R15: 0000000000022000 [ 539.980931][T25029] CPU: 0 PID: 25029 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 539.989706][T25029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 539.999762][T25029] Call Trace: [ 540.003184][T25029] dump_stack_lvl+0xb7/0x103 [ 540.007761][T25029] dump_stack+0x11/0x1a [ 540.011993][T25029] should_fail+0x23c/0x250 [ 540.016395][T25029] __should_failslab+0x81/0x90 [ 540.021136][T25029] ? apply_wqattrs_prepare+0x5f/0x630 [ 540.026537][T25029] should_failslab+0x5/0x20 [ 540.031019][T25029] kmem_cache_alloc_trace+0x49/0x310 [ 540.036304][T25029] apply_wqattrs_prepare+0x5f/0x630 [ 540.041579][T25029] ? vsnprintf+0xe8f/0xed0 [ 540.046017][T25029] apply_workqueue_attrs+0x9e/0x100 [ 540.051212][T25029] alloc_workqueue+0x77d/0xaf0 [ 540.055983][T25029] ? bd_prepare_to_claim+0x1e5/0x270 [ 540.061288][T25029] loop_configure+0x54c/0xd10 [ 540.065994][T25029] ? mntput+0x45/0x70 [ 540.069956][T25029] lo_ioctl+0x558/0x1210 [ 540.074252][T25029] ? path_openat+0x18e4/0x1f20 [ 540.078993][T25029] ? putname+0xa5/0xc0 [ 540.083151][T25029] ? ___cache_free+0x3c/0x300 [ 540.087809][T25029] ? blkdev_common_ioctl+0x9c3/0x1040 [ 540.093160][T25029] ? selinux_file_ioctl+0x8e0/0x970 [ 540.098371][T25029] ? lo_release+0x120/0x120 [ 540.102851][T25029] blkdev_ioctl+0x1d0/0x3c0 [ 540.107332][T25029] block_ioctl+0x6d/0x80 [ 540.111588][T25029] ? blkdev_iopoll+0x70/0x70 [ 540.116194][T25029] __se_sys_ioctl+0xcb/0x140 [ 540.120770][T25029] __x64_sys_ioctl+0x3f/0x50 [ 540.125334][T25029] do_syscall_64+0x3d/0x90 [ 540.129728][T25029] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 540.135616][T25029] RIP: 0033:0x466397 [ 540.139486][T25029] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 540.159200][T25029] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 540.167593][T25029] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 540.175582][T25029] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 540.183527][T25029] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 540.191486][T25029] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 540.199446][T25029] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 21:55:09 executing program 5 (fault-call:16 fault-nth:3): r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 540.394181][T25043] FAULT_INJECTION: forcing a failure. [ 540.394181][T25043] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 540.407258][T25043] CPU: 0 PID: 25043 Comm: syz-executor.5 Not tainted 5.14.0-rc1-syzkaller #0 [ 540.416020][T25043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 540.426093][T25043] Call Trace: [ 540.429351][T25043] dump_stack_lvl+0xb7/0x103 [ 540.433967][T25043] dump_stack+0x11/0x1a [ 540.438097][T25043] should_fail+0x23c/0x250 [ 540.442560][T25043] should_fail_usercopy+0x16/0x20 [ 540.447571][T25043] _copy_to_user+0x1c/0x90 [ 540.451984][T25043] simple_read_from_buffer+0xab/0x120 [ 540.457382][T25043] proc_fail_nth_read+0xf6/0x140 [ 540.462343][T25043] ? rw_verify_area+0x136/0x250 [ 540.467181][T25043] ? proc_fault_inject_write+0x200/0x200 [ 540.472801][T25043] vfs_read+0x154/0x5d0 [ 540.476996][T25043] ? do_rmdir+0x2a5/0x2e0 [ 540.481324][T25043] ? ___cache_free+0x3c/0x300 [ 540.485994][T25043] ? mntput_no_expire+0x64/0x730 [ 540.491001][T25043] ? __fget_light+0x21b/0x260 [ 540.495675][T25043] ? __cond_resched+0x11/0x40 [ 540.500424][T25043] ksys_read+0xce/0x180 [ 540.504618][T25043] __x64_sys_read+0x3e/0x50 [ 540.509100][T25043] do_syscall_64+0x3d/0x90 [ 540.513493][T25043] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 540.519376][T25043] RIP: 0033:0x41935c [ 540.523256][T25043] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 [ 540.542841][T25043] RSP: 002b:00007f77f8134170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 540.551324][T25043] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000041935c [ 540.559379][T25043] RDX: 000000000000000f RSI: 00007f77f81341e0 RDI: 0000000000000006 [ 540.567363][T25043] RBP: 00007f77f81341d0 R08: 0000000000000000 R09: 0000000000000000 [ 540.575632][T25043] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 540.583584][T25043] R13: 00007fff08a7459f R14: 00007f77f8134300 R15: 0000000000022000 21:55:12 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) wait4(r0, &(0x7f0000000180), 0x1, &(0x7f0000000200)) r3 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000000)='/sys/module/libahci', 0x580000, 0x19) r4 = socket$netlink(0x10, 0x3, 0x0) writev(r4, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ppoll(&(0x7f0000000040)=[{0xffffffffffffffff, 0xa202}, {r2, 0x100}, {r3, 0x2}, {r4, 0x4000}, {r1, 0x2204}], 0x5, &(0x7f0000000080)={0x0, 0x989680}, &(0x7f0000000140)={[0x2]}, 0x8) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:55:12 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) pipe2$9p(&(0x7f0000000180)={0xffffffffffffffff}, 0x44000) r6 = socket$netlink(0x10, 0x3, 0x0) writev(r6, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) mount$9p_fd(0x0, &(0x7f0000000000)='./control\x00', &(0x7f0000000080), 0x49038, &(0x7f0000000300)={'trans=fd,', {'rfdno', 0x3d, r5}, 0x2c, {'wfdno', 0x3d, r6}, 0x2c, {[{@cache_mmap}, {@aname={'aname', 0x3d, '\xcb:+^($'}}, {@loose}, {@afid={'afid', 0x3d, 0x3}}, {@cache_fscache}, {@cache_none}, {@nodevmap}, {@cache_fscache}], [{@uid_gt={'uid>', r4}}, {@smackfshat={'smackfshat', 0x3d, '+'}}, {@obj_user}, {@measure}]}}) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:12 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:12 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) chmod(&(0x7f0000000000)='./file0\x00', 0x6) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x0, 0xd9f, 0x80000000) mmap(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x1000000, 0x13, r0, 0xa0209000) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:55:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000001f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:12 executing program 4 (fault-call:2 fault-nth:51): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 542.463896][T25057] FAULT_INJECTION: forcing a failure. [ 542.463896][T25057] name failslab, interval 1, probability 0, space 0, times 0 [ 542.476553][T25057] CPU: 1 PID: 25057 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 542.485321][T25057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 542.495444][T25057] Call Trace: [ 542.498724][T25057] dump_stack_lvl+0xb7/0x103 [ 542.503330][T25057] dump_stack+0x11/0x1a [ 542.507498][T25057] should_fail+0x23c/0x250 [ 542.511970][T25057] __should_failslab+0x81/0x90 [ 542.516807][T25057] ? apply_wqattrs_prepare+0xbe/0x630 [ 542.522190][T25057] should_failslab+0x5/0x20 [ 542.526713][T25057] kmem_cache_alloc_trace+0x49/0x310 [ 542.532007][T25057] ? apply_wqattrs_prepare+0x5f/0x630 [ 542.537402][T25057] apply_wqattrs_prepare+0xbe/0x630 [ 542.542770][T25057] ? vsnprintf+0xe8f/0xed0 [ 542.547181][T25057] apply_workqueue_attrs+0x9e/0x100 [ 542.552419][T25057] alloc_workqueue+0x77d/0xaf0 [ 542.557182][T25057] ? bd_prepare_to_claim+0x1e5/0x270 [ 542.562477][T25057] loop_configure+0x54c/0xd10 [ 542.567150][T25057] ? mntput+0x45/0x70 [ 542.571124][T25057] lo_ioctl+0x558/0x1210 [ 542.575362][T25057] ? path_openat+0x18e4/0x1f20 [ 542.580123][T25057] ? putname+0xa5/0xc0 [ 542.584248][T25057] ? ___cache_free+0x3c/0x300 [ 542.589011][T25057] ? blkdev_common_ioctl+0x9c3/0x1040 [ 542.594383][T25057] ? selinux_file_ioctl+0x8e0/0x970 [ 542.599574][T25057] ? lo_release+0x120/0x120 [ 542.604211][T25057] blkdev_ioctl+0x1d0/0x3c0 [ 542.608718][T25057] block_ioctl+0x6d/0x80 [ 542.613038][T25057] ? blkdev_iopoll+0x70/0x70 [ 542.617695][T25057] __se_sys_ioctl+0xcb/0x140 [ 542.622275][T25057] __x64_sys_ioctl+0x3f/0x50 [ 542.626923][T25057] do_syscall_64+0x3d/0x90 [ 542.631483][T25057] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 542.637371][T25057] RIP: 0033:0x466397 [ 542.641384][T25057] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 21:55:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000200100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:12 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) ioctl$int_in(r0, 0x5421, &(0x7f0000000000)=0x1) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:55:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000210100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 542.660985][T25057] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 542.669389][T25057] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 542.677481][T25057] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 542.685469][T25057] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 542.693443][T25057] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 542.701402][T25057] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 21:55:12 executing program 4 (fault-call:2 fault-nth:52): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000220100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 542.710353][T25069] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 542.720142][T25070] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. 21:55:12 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x100010, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r1 = openat$cgroup_subtree(r0, &(0x7f0000000240), 0x2, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r3, r4, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r2, 0x0, 0x0, 0x0, 0x1}, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r6, r7, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r5, 0x0, 0x0, 0x0, 0x1}, 0x0) r8 = socket$netlink(0x10, 0x3, 0x0) writev(r8, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r9 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r10, r11, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r9, 0x0, 0x0, 0x0, 0x1}, 0x0) r12 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r13, r14, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r12, 0x0, 0x0, 0x0, 0x1}, 0x0) io_submit(0x0, 0x6, &(0x7f0000000640)=[&(0x7f0000000100)={0x0, 0x0, 0x0, 0x5, 0x8, 0xffffffffffffffff, &(0x7f0000000000)="85b98b12a62f2947ddb5f57f53a04bc8f54542f5c15e890a24d74071b0b485cf719e3fa09c4e6bf0d2dba61d03c2098f46b7c6c7d5cc411fbfb42568389170d5bcd44f78936e045018d80deac99a0b81e3963caa1c25d5075029a286491402cb91a70de2f0dc251404ef0528b50efcda3093091fcfc1bea7b31e86c1be05a6ea182fb38893433016c638430a4f3a4c685b1516509c0e65c33feecbbe679beba7f2531704ee3bd35046385eed7c7c5d007bcbf01fe2744e467c8f52ba0501dc0d948ad27904cc8c8fb64721ca7698", 0xce, 0x2}, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x2, 0x8, 0xffffffffffffffff, &(0x7f0000000180)="3974a5", 0x3, 0x1, 0x0, 0x3}, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x2, 0x4, r1, &(0x7f0000000300)="659ca8b1fc38e0bdfdf018219f42a6d1c109b7bc1a4d69e75097952abc37fce360648f16c6f0ffeb81c9b4d55c47a100d07f415a6c1f094c67186c92a24ea050793b6ff89523981b5613521a4a2ccec70354c868353e67", 0x57, 0x8, 0x0, 0x2, r2}, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x2, r0, &(0x7f0000000380)="dfcd44cce29c479ce0ff6c5a70834b55267902a3acae33cc2649a99a6a4733b733a4cef1c4dca926c6f6af55064237a7292f7afb31333381bf883a7688cf3b021dd5065a01c99f5e772d3f71d00af56ffff981262c3b52de4c2eef50650406c19589c40e1bbebf591294868c010b157759f5a58e798b4b87853f95eab83b7436d5345d3e8a754aac6450e0f2b3ba56f5c0aa0a72d73dc3359492e2853af241684d91ca4edc169e181cabd27ea4fc46b5cc9a3047d2bc67fe279a230cca27a07d89798999ec6034fb8cd6481be8ae69c23c37ff220178313207ba65800009067dabbaeb83e5ed9bb3202b51f996befbdb6183315b308f17cc885b370fa4", 0xfd, 0x80000000, 0x0, 0x0, r5}, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x1, 0x4, r8, &(0x7f00000004c0)="0c65644a015a22a3d2666d0aba7d8407a8e10cadec2384964bc113354522aeac5dc53d7e11a5ce31038cb04a32d7cbb2711eb4788e6f308c4cfefa050ee7f6af977de10352469cd8ed780275b7ae31678ab557e29785", 0x56, 0xf3f, 0x0, 0x1, r9}, &(0x7f0000000600)={0x0, 0x0, 0x0, 0x6, 0x20, 0xffffffffffffffff, &(0x7f0000000580)="2574d3394a55850272c73294d7b414290811c0906dceaba7648fe36c443d392799c10a166a068b2286aee99201f428b14e502e85148f76d7950d28672955837c120347dea1a6", 0x46, 0x5, 0x0, 0x3, r12}]) [ 542.785642][T25083] FAULT_INJECTION: forcing a failure. [ 542.785642][T25083] name failslab, interval 1, probability 0, space 0, times 0 [ 542.797600][T25085] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.3'. [ 542.798355][T25083] CPU: 1 PID: 25083 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 542.816498][T25083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 542.826567][T25083] Call Trace: [ 542.829834][T25083] dump_stack_lvl+0xb7/0x103 [ 542.834446][T25083] dump_stack+0x11/0x1a [ 542.838590][T25083] should_fail+0x23c/0x250 [ 542.843075][T25083] __should_failslab+0x81/0x90 [ 542.847828][T25083] should_failslab+0x5/0x20 [ 542.852367][T25083] kmem_cache_alloc_node+0x58/0x2b0 [ 542.857570][T25083] ? alloc_unbound_pwq+0x3e6/0x770 [ 542.862684][T25083] alloc_unbound_pwq+0x3e6/0x770 [ 542.867644][T25083] apply_wqattrs_prepare+0x1ed/0x630 [ 542.873007][T25083] ? vsnprintf+0xe8f/0xed0 [ 542.877414][T25083] apply_workqueue_attrs+0x9e/0x100 [ 542.882634][T25083] alloc_workqueue+0x77d/0xaf0 [ 542.887396][T25083] ? bd_prepare_to_claim+0x1e5/0x270 [ 542.892683][T25083] loop_configure+0x54c/0xd10 [ 542.897353][T25083] ? mntput+0x45/0x70 [ 542.901325][T25083] lo_ioctl+0x558/0x1210 [ 542.905559][T25083] ? path_openat+0x18e4/0x1f20 [ 542.910317][T25083] ? putname+0xa5/0xc0 [ 542.914537][T25083] ? ___cache_free+0x3c/0x300 [ 542.919244][T25083] ? blkdev_common_ioctl+0x9c3/0x1040 [ 542.924629][T25083] ? selinux_file_ioctl+0x8e0/0x970 [ 542.929823][T25083] ? lo_release+0x120/0x120 [ 542.934329][T25083] blkdev_ioctl+0x1d0/0x3c0 [ 542.938827][T25083] block_ioctl+0x6d/0x80 [ 542.943091][T25083] ? blkdev_iopoll+0x70/0x70 [ 542.947677][T25083] __se_sys_ioctl+0xcb/0x140 [ 542.952256][T25083] __x64_sys_ioctl+0x3f/0x50 [ 542.956834][T25083] do_syscall_64+0x3d/0x90 [ 542.961261][T25083] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 542.967274][T25083] RIP: 0033:0x466397 [ 542.971157][T25083] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 542.990756][T25083] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 542.999162][T25083] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 543.007152][T25083] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 543.015240][T25083] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 543.023201][T25083] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 543.031160][T25083] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 21:55:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000230100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:12 executing program 4 (fault-call:2 fault-nth:53): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:12 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$FS_IOC_SETFSLABEL(r1, 0x41009432, &(0x7f0000000000)="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") mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r1, &(0x7f0000000100), 0x0, 0xd9f, 0x0) 21:55:12 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xa, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r1 = creat(&(0x7f0000000300)='./file0\x00', 0x40) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000340), 0x88000, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r4 = openat$random(0xffffffffffffff9c, &(0x7f0000000380), 0x200100, 0x0) clock_gettime(0x0, &(0x7f0000000400)={0x0, 0x0}) ppoll(&(0x7f00000003c0)=[{r1, 0x44}, {r0, 0x60c4}, {r2, 0x80}, {r3, 0x81a1}, {r0, 0x2000}, {r4, 0x4}], 0x6, &(0x7f0000000440)={r5, r6+10000000}, &(0x7f0000000480), 0x8) r7 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r8, 0x5452, &(0x7f0000b28000)=0x3e) vmsplice(r8, &(0x7f0000000180)=[{&(0x7f0000000200)="cbb639155daf96058ca2e0d232939fc3d686204d6bbf21feea79bda1049c42cba081ab652decf0f876a756423e97b40ba7dcdd435fa7ef32b5e374e0782cf0e72053fa1c08898e2bb83966d2aeccd9fa877e246832b4383a92e17658c85bdf6be347d2d087736c093296685e79f703023019fddee4e307b7561bb6aae6547dc66afc825c85c53009c03831195f2c5ce5d12d692570f17f24d5c3ed20e3cf70010a5ed8064e8ce12fb5d3fc38c2e0f4a21c8b110720ce57281c07679b7072600f1a5adfd1b4e2b9b095e2e185b4637ce816d0f6", 0xd3}, {&(0x7f0000000000)="77a9289542ed353c6a77dbaee4787a85719dacc4e301e0fe5b07d732788cc528ca06e1f3c470f077810c5b29b6854fa943c54ee64b5f6f4b338f8868ec5152f799d86790e0ef8d129017d3c34810d79ed8c9ff9384b286d2790738c6f1924a3f4740f02716634bdc086385f085b6f66344e745ae41485c853bb67d52db92102db98f5b4405ecff19", 0x88}, {&(0x7f0000000140)="fd9ca9db813fcede", 0x8}], 0x3, 0xe) fcntl$setsig(r8, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r9}], 0x1, 0xfffffffffffffff8) dup2(r8, r9) r10 = socket$netlink(0x10, 0x3, 0x0) writev(r10, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) fcntl$setown(r8, 0x8, r7) tkill(r7, 0x14) 21:55:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000240100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:12 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) ptrace$cont(0x1f, 0x0, 0x10000, 0x20) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) r5 = open_tree(r0, &(0x7f0000000000)='./control\x00', 0x1800) faccessat2(r5, &(0x7f0000000080)='./control\x00', 0x26, 0x300) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x810, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r2) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:12 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) r5 = gettid() tkill(r5, 0x1000000000013) tkill(r5, 0x0) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:13 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000101000/0x2000)=nil, 0x2000, 0x8, 0x1010, r0, 0x860d0000) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) 21:55:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000250100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 543.349836][T25116] FAULT_INJECTION: forcing a failure. [ 543.349836][T25116] name failslab, interval 1, probability 0, space 0, times 0 [ 543.362496][T25116] CPU: 1 PID: 25116 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 543.371260][T25116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 543.381360][T25116] Call Trace: [ 543.384646][T25116] dump_stack_lvl+0xb7/0x103 [ 543.389253][T25116] dump_stack+0x11/0x1a [ 543.393404][T25116] should_fail+0x23c/0x250 21:55:13 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) preadv(r0, &(0x7f0000000200)=[{&(0x7f0000000300)=""/202, 0xca}], 0x1, 0x3, 0xfff) preadv(r0, &(0x7f0000000240)=[{&(0x7f0000000000)=""/31, 0x1f}, {&(0x7f0000000040)=""/161, 0xa1}, {&(0x7f0000000100)=""/145, 0x91}, {&(0x7f0000000200)}], 0x4, 0x9, 0x800) 21:55:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000260100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:13 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) io_pgetevents(0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x3938700}, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x123700, 0x0) sendmsg$NL80211_CMD_GET_INTERFACE(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0xd1062429001c10de}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x2, 0x70bd27, 0x25dfdbfd, {{}, {@void, @val={0xc, 0x99, {0x0, 0x36}}}}, ["", "", ""]}, 0x20}, 0x1, 0x0, 0x0, 0x804}, 0x4000000) [ 543.397869][T25116] ? __kernfs_new_node+0x6a/0x330 [ 543.402928][T25116] __should_failslab+0x81/0x90 [ 543.407698][T25116] should_failslab+0x5/0x20 [ 543.412233][T25116] kmem_cache_alloc+0x46/0x2e0 [ 543.417001][T25116] __kernfs_new_node+0x6a/0x330 [ 543.421961][T25116] ? _raw_spin_lock_irqsave+0x25/0x80 [ 543.427413][T25116] ? _raw_spin_unlock_irqrestore+0x27/0x40 [ 543.433297][T25116] ? pwq_adjust_max_active+0x491/0x4b0 [ 543.438755][T25116] kernfs_create_dir_ns+0x5e/0x140 [ 543.443927][T25116] internal_create_group+0x138/0x850 21:55:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000270100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 543.449231][T25116] ? bd_prepare_to_claim+0x1e5/0x270 [ 543.454593][T25116] sysfs_create_group+0x1b/0x20 [ 543.459446][T25116] loop_configure+0xa77/0xd10 [ 543.464182][T25116] lo_ioctl+0x558/0x1210 [ 543.468488][T25116] ? path_openat+0x18e4/0x1f20 [ 543.473279][T25116] ? putname+0xa5/0xc0 [ 543.477416][T25116] ? ___cache_free+0x3c/0x300 [ 543.482102][T25116] ? blkdev_common_ioctl+0x9c3/0x1040 [ 543.487478][T25116] ? selinux_file_ioctl+0x8e0/0x970 [ 543.492689][T25116] ? lo_release+0x120/0x120 [ 543.497195][T25116] blkdev_ioctl+0x1d0/0x3c0 [ 543.501704][T25116] block_ioctl+0x6d/0x80 [ 543.505949][T25116] ? blkdev_iopoll+0x70/0x70 [ 543.510540][T25116] __se_sys_ioctl+0xcb/0x140 [ 543.515177][T25116] __x64_sys_ioctl+0x3f/0x50 [ 543.519749][T25116] do_syscall_64+0x3d/0x90 [ 543.524170][T25116] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 543.530048][T25116] RIP: 0033:0x466397 [ 543.533919][T25116] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 543.553504][T25116] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 543.561972][T25116] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 543.569919][T25116] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 543.577933][T25116] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 543.585914][T25116] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 543.593905][T25116] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 543.601933][T25116] loop4: detected capacity change from 0 to 128 [ 543.614882][T25116] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 543.622899][T25116] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 543.630417][T25116] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 543.639451][T25116] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:13 executing program 4 (fault-call:2 fault-nth:54): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:13 executing program 3: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r3, r3, 0x0) fcntl$setown(r0, 0x8, 0x0) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) pwritev(r1, &(0x7f00000015c0)=[{&(0x7f0000000000)="497adc41e2fb3a76a917ff2dd8234c2f73c5800934b7acda3d60e31440833c99cc0f1e56b695e3a65908775869c4a68b80a8799e9767700a9d664a", 0x3b}, {&(0x7f0000000080)="297859aa1c5bfa223e9d7ddf31", 0xd}, {&(0x7f0000000300)="73dbfc2319dd6cc187e32c5f0736d4bc9b079ddbf1d43c84f6d31e70267477d648eb899624687bee6f23a95951b8cf8c778f04f8177df6caae1a601effd77c30b360e297b158b358bd6cad22a68ba03c245f89433f6320b015c56514d005d78b770cd74c60aeaa2a8bc73317733a551047f540113e9b9bae465398e4b3c8bc263a6c7e00eeba204aca61d736c7f424b1542be6a95976998b7433f5ada97ec57539d90fe126c495ab72d13103b0b5dc79a41510ed08a094e5031ada96e95008c7775c15792c95243e413a7f6eba8db62a50a0b1c278659c83ad09d984497e11fef65e08bcba8b01c10dbb9f65cab7e4", 0xef}, {&(0x7f0000000400)="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", 0x1000}, {&(0x7f0000001400)="b50d4a868612cad33e4546ae4d0e0346a9bf7990531d69ea5508237c9141f2f38a7a3c23687563b57693fcad85e48fed0e070b811b5af5f1efcdc9824ee79ca7eae93e70b10578de16a5382d1debb5d2495682c7ff379ef8b3bb1d18b3d32123a6dc5896d66ec46c1fecd9f8a455428598ecf169c9a1fc6fbcd457ffb039aad2e2b2a3635f20900dff9d640981dec7251b85aea21b57e83db824af9c81d7d7c6757b6e39b7c77a066fc61becd2664627953bdfbf3c9640958fc511c682cfaeb4fdadffc74934", 0xc6}, {&(0x7f0000000200)="165849d67c20a46e9f505d908dab8fa2624a1be0aae406aca6889d6bba071fb0aad678c0e655c5fd8dbd80c7505eb403324334868ce6c9a87e595b9f47b6d4c6b912b01d106aa1cd798a07d400ad13be185910ba57261f9ad0b473cbe7552118d7d15cb97e5a15b080dc0e184f13cb7242cdbecf03744668b254ab1a4887cd6fbcf4e5a676c71ad013e1ad6138e28cf18446e7958a4843f42e33ac4cdb177eb1cd0df14713284b8e", 0xa8}, {&(0x7f0000001500)="5bd566c4698ef2180790e6a66f77476dbe39eb5c8b7cfd48594031311e0f1eb634ba2e4f85e6bf7d5e5cb6a844a9de44d019ee63db04668c00b67c93bafc9ab7062512718714e220a5d0727ab36dac4f25b056b34d14a1a535dccde351d1e8daf2732d311b8c379fc7355cb07f42405a1f91bcf43bc05cbbe00eaa8c770a7a5115e3d4ccbc0e75aa8f8c6069bbf4e0e9268736c5bf52a9b5a844e735c5", 0x9d}], 0x7, 0x7, 0xffffffff) rmdir(&(0x7f0000000100)='./control\x00') 21:55:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000280100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:13 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r5, r6, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r4, 0x0, 0x0, 0x0, 0x1}, 0x0) accept4$inet(r4, 0x0, &(0x7f0000000000), 0x80800) writev(r3, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) socket$packet(0x11, 0x3, 0x300) r7 = socket$netlink(0x10, 0x3, 0x0) writev(r7, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r8 = socket$netlink(0x10, 0x3, 0x0) writev(r8, &(0x7f0000000040)=[{&(0x7f0000000140)="390000007600034700bb65e1c3e4ffff060000000100000045000000250000001900040000000000000000", 0x2b}], 0x1) dup2(r8, r7) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) [ 543.720571][T25150] FAULT_INJECTION: forcing a failure. [ 543.720571][T25150] name failslab, interval 1, probability 0, space 0, times 0 [ 543.733223][T25150] CPU: 1 PID: 25150 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 543.741998][T25150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 543.752031][T25150] Call Trace: [ 543.755299][T25150] dump_stack_lvl+0xb7/0x103 [ 543.759878][T25150] dump_stack+0x11/0x1a [ 543.764029][T25150] should_fail+0x23c/0x250 [ 543.768503][T25150] ? radix_tree_node_alloc+0x154/0x1f0 [ 543.774035][T25150] __should_failslab+0x81/0x90 [ 543.778800][T25150] should_failslab+0x5/0x20 [ 543.783292][T25150] kmem_cache_alloc+0x46/0x2e0 [ 543.788096][T25150] radix_tree_node_alloc+0x154/0x1f0 [ 543.793461][T25150] ? should_fail+0xd6/0x250 [ 543.797962][T25150] idr_get_free+0x22a/0x5d0 [ 543.802459][T25150] ? cache_alloc_refill+0x2cb/0x3d0 [ 543.807658][T25150] idr_alloc_cyclic+0xe3/0x2d0 [ 543.812499][T25150] ? __radix_tree_preload+0x16f/0x190 [ 543.817937][T25150] __kernfs_new_node+0xb4/0x330 [ 543.822842][T25150] ? _raw_spin_lock_irqsave+0x25/0x80 [ 543.828195][T25150] ? pwq_adjust_max_active+0x491/0x4b0 [ 543.833680][T25150] kernfs_create_dir_ns+0x5e/0x140 [ 543.838797][T25150] internal_create_group+0x138/0x850 [ 543.844085][T25150] ? bd_prepare_to_claim+0x1e5/0x270 [ 543.849377][T25150] sysfs_create_group+0x1b/0x20 [ 543.854277][T25150] loop_configure+0xa77/0xd10 [ 543.858969][T25150] lo_ioctl+0x558/0x1210 [ 543.863206][T25150] ? path_openat+0x18e4/0x1f20 [ 543.867955][T25150] ? putname+0xa5/0xc0 [ 543.872039][T25150] ? ___cache_free+0x3c/0x300 [ 543.876709][T25150] ? blkdev_common_ioctl+0x9c3/0x1040 [ 543.882177][T25150] ? selinux_file_ioctl+0x8e0/0x970 [ 543.887379][T25150] ? lo_release+0x120/0x120 [ 543.891887][T25150] blkdev_ioctl+0x1d0/0x3c0 [ 543.896394][T25150] block_ioctl+0x6d/0x80 [ 543.900764][T25150] ? blkdev_iopoll+0x70/0x70 [ 543.905336][T25150] __se_sys_ioctl+0xcb/0x140 [ 543.909902][T25150] __x64_sys_ioctl+0x3f/0x50 [ 543.914470][T25150] do_syscall_64+0x3d/0x90 [ 543.918955][T25150] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 543.924926][T25150] RIP: 0033:0x466397 [ 543.928814][T25150] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 543.948513][T25150] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 543.956920][T25150] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 543.964876][T25150] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 543.972828][T25150] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 543.980778][T25150] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 543.988792][T25150] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 544.003574][T25150] loop4: detected capacity change from 0 to 128 [ 544.012295][T25150] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 544.020413][T25150] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 544.027876][T25150] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 544.036904][T25150] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:13 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(0xffffffffffffffff, &(0x7f0000001140), 0x0, 0xd9f, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000001140)=0xffffffffffffff54) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='./control\x00', 0x100, 0x1) r7 = socket$netlink(0x10, 0x3, 0x13) sendmmsg$sock(r6, &(0x7f0000001080)=[{{&(0x7f0000000200)=@pppol2tpv3in6={0x18, 0x1, {0x0, r3, 0x2, 0x4, 0x1, 0x1, {0xa, 0x4e22, 0x99, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0xf96e}}}, 0x80, &(0x7f0000000080), 0x0, &(0x7f0000000600)=[@txtime={{0x18, 0x1, 0x3d, 0x8a85}}, @timestamping={{0x14, 0x1, 0x25, 0xdb4}}, @mark={{0x14, 0x1, 0x24, 0x6}}, @txtime={{0x18, 0x1, 0x3d, 0x82}}], 0x60}}, {{0x0, 0x0, &(0x7f0000000bc0)=[{&(0x7f0000000180)="b3b2ef3c9fa8edae930d5deff5295f0ed8e4eeaab4d0102d23067321f2113fc935", 0x21}, {&(0x7f0000000280)="066f6f0bbf1300ef278cc509e23cff2cc8a6b58a3f6b6b7b6e30e2c1f71516ec22ae865fdd15e4ab9970eae28dd7d6918c5f3388e77fa241479e0c27decbff6b", 0x40}, {&(0x7f0000000680)="dbb0c36563a35b679e285c235dbf7ed9244a37357d5f47b148ae083831b3c2cffd346b308e4fbf186956cbc52f01aace6f7448203b78fd7d86087c35518d2b3e19", 0x41}, {&(0x7f0000000700)="481f74a13b837f016ce5c7d6761948db7680f50357bca25fbf243b4c69eb3e321af6efc392961ecfa5be99bd77df29a3daa17a1529e5f64a833d52b89e495af35151b6a4c439b9e506ce34a9913b40e1a047947003fdd2bf1ea2589d65ad6baf6ec12879703e61ba0adf743d97f37786255cf1b22f86c4ce4e172ad4078f5ec5660c4795a77f9fc23205b92174749a7fe9b7a44ac3e04ef2c00a76385b2b49a325d3afc5e44c4c421daca7d680444bdcc2c0ed2a82b87b336de26f2505961a33ece19e896e173a5d50fca1780dbfcff7b1680108545994f168d809", 0xdb}, {&(0x7f0000000800)="10d93518903bd8aee2878131b6d03a312636a8021b8f7a5b8e196a18d1bd3db9447d097b9893b9b54bcff5565320a928fea56b2abf3f5e0337c26b03c250f6661891bef0e3c26cfc8d0d0a86749de92ce830c75c96431098ead8baa7c874e57b8edb5dce34c5d30d628b1f615a5a9cdd2fceabb5e6dd3df8442761c3d0de385891673c4adf72fc94a0682e96910857c6280b9e359f5e2029ef0736110b33a229356f944055cc7f5eaf0768f95895f57555a691fe8b617be052af1281ab4898658c571cbb0b8db4cc5b682959ca611da3", 0xd0}, {&(0x7f0000000900)="8174d079963b89e2c59a566a8ea23bd2ec1ffb0367a725e83ef3", 0x1a}, {&(0x7f0000000940)="093b26fe2067bec0c97b64", 0xb}, {&(0x7f0000000980)="3720c0be1e3e2d0aea9058c0ba0f8d93ac943b8b4866fa5133eec4cea92fb816ae5015d1cf19ecfe1d523120a6ca4c5aa5bc5b86c5a888bf7284b5b7a0e6972ed06d8e6149c7925e67ba269581eadde69b2e9c95f106a22b717535bfc1cd5672d1545d768087750099db5e19d9647537e82d9cc9535b4cbbce5042b4184a9f74afefb978ee1f572260bdf9b00d299946f7803407e8314e372e9ef4608c69e3fbf395f843018df931f43ff895c5", 0xad}, {&(0x7f0000000a40)="12cbcc0f110e557fb276a93345bab1f6df5069a7f847a2509a35c6597d462b3c84d8472c9eb12b0f8b878c790b81f72f0e8953839442fae40fdb5146685702324ae215c798c49f4f82c836f63d1312fa2da7d070486d93c8e75e83fb801ee0df21d2a0a975c388f0ea398319cb3147e9bff637615ff72cdf9d8030e27b5106385af92d", 0x83}, {&(0x7f0000000b00)="446fb798869f0316ef51f0bff047676332f6d6ace105b3415ea5ee9f643fca4acfe7b7fcac8f6e8b5706b7ab08d2ad81427ad953fcb6f0779d91a3f78a06799c17ef5b28f5c932ab22b3f02daba545ecee05711a1f380a6c6a499cad9525a2ad5eb526987f65b4cf798fad1012f3f7cbf4bb33bcacfee60107cc27dcc6c09f98d109cade17b33d8d44b5fea0a72ade46d4298c1501c9959f154ed40f1e155cdf25e049de5c271c4e256395154083777e2428a32befbb109d894ef537", 0xbc}], 0xa, &(0x7f0000000c80)=[@timestamping={{0x14, 0x1, 0x25, 0x7}}, @timestamping={{0x14, 0x1, 0x25, 0x3b498070}}, @timestamping={{0x14, 0x1, 0x25, 0x2}}, @txtime={{0x18}}, @timestamping={{0x14, 0x1, 0x25, 0x2f}}], 0x78}}, {{&(0x7f0000000d00)=@pppol2tpin6={0x18, 0x1, {0x0, r7, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x0, @mcast2, 0x1}}}, 0x80, &(0x7f0000001040)=[{&(0x7f0000000d80)="5ebe6eddf6b3385cfafb164588cbf0b7a02846c41fef96c6ae5d837df754ba7810bc669efb1e049af3375039a8d275699e22a6e6a88d4be2b9c95a1f669a34428d489c947f05c7704bb3714ecdab618926d2bf1ea29b3bb72a0fdeec350bc6704d2e015092b515bd4aa603f999f76530687b6dcc3d73d8218553464814986ae529f8f117b2c52de39b6afb852a01a279cec919133513c53e8e870c34b402869d438f6950b5951ce3c91d29b5c5b653c7988b7c25f3987de4ee7a9780b266955a0694a75627f79d71288f63b85d6d439557651559a18c88", 0xd7}, {&(0x7f0000000e80)="47a9122569446f938bdca869eb518cdac86e9191dbc44abfad2e69c5a2efe0575d94ddb8d780c71f726a", 0x2a}, {&(0x7f0000000ec0)="53dbc4ccc464003a100d54fb82eff1e1e02d6a4484d950b24e3a9ca864a5fe11696658d34606e83ff4fb298797e6e4ddfad1549647658870f69a819ef8ece1e8450f915b1763d552cdc82c4bb283d0f68760931bd480c4820e6b2b86017d4789da1b6ad928bb1cc3c21cdc9c8da7986cc0c51c53843b14d1b92d1f6ce56acf16d0ac8bcce35f04f392dbf32b9d3a66b55b8e41afe7743072bc9807d4867e7eaf73d3b42aba9369281e1ca94338ca45422df5bd14f5aa81ea0f7397727d2cc0c05aaaaf1a2f51bc307472b9d1359adcf63e18526ea98d86f9589720fab46fef619776ef8726cef26f48a097afd9010bfe0092", 0xf2}, {&(0x7f0000000fc0)="93b93406b305cf4ab8b7bbd984d2119135f8c6d6634e78e6f450a472a585cbba5583ae6ce0ac43902bf762642f8fd91853e8faec5cd019d5cb1e43be9323bd559743a58596a89b", 0x47}], 0x4}}], 0x3, 0x4000005) 21:55:15 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000290100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:15 executing program 4 (fault-call:2 fault-nth:55): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:15 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') r6 = dup(r3) write$P9_RREADLINK(r6, &(0x7f0000000000)={0x12, 0x17, 0x1, {0x9, './control'}}, 0x12) 21:55:15 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) fcntl$setstatus(r3, 0x4, 0x6c00) r4 = gettid() r5 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r4) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:15 executing program 3 (fault-call:9 fault-nth:0): r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002b0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 546.348523][T25182] FAULT_INJECTION: forcing a failure. [ 546.348523][T25182] name failslab, interval 1, probability 0, space 0, times 0 [ 546.361159][T25182] CPU: 0 PID: 25182 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 546.369985][T25182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 546.380320][T25182] Call Trace: [ 546.383663][T25182] dump_stack_lvl+0xb7/0x103 [ 546.388256][T25182] dump_stack+0x11/0x1a [ 546.392423][T25182] should_fail+0x23c/0x250 21:55:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002c0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 546.395501][T25187] __nla_validate_parse: 10 callbacks suppressed [ 546.395514][T25187] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 546.396839][T25182] ? __kernfs_new_node+0x6a/0x330 [ 546.404065][T25187] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 546.412351][T25182] __should_failslab+0x81/0x90 [ 546.431392][T25182] should_failslab+0x5/0x20 [ 546.435919][T25182] kmem_cache_alloc+0x46/0x2e0 [ 546.440690][T25182] ? __cond_resched+0x11/0x40 21:55:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002d0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002e0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 546.445374][T25182] __kernfs_new_node+0x6a/0x330 [ 546.450258][T25182] ? idr_alloc_cyclic+0x249/0x2d0 [ 546.455279][T25182] ? rb_insert_color+0x7e/0x310 [ 546.460132][T25182] kernfs_new_node+0x5b/0xd0 [ 546.464732][T25182] __kernfs_create_file+0x45/0x1a0 [ 546.469843][T25182] sysfs_add_file_mode_ns+0x1c1/0x250 [ 546.475213][T25182] internal_create_group+0x2e4/0x850 [ 546.480497][T25182] sysfs_create_group+0x1b/0x20 [ 546.485390][T25182] loop_configure+0xa77/0xd10 [ 546.490074][T25182] lo_ioctl+0x558/0x1210 [ 546.494327][T25182] ? path_openat+0x18e4/0x1f20 21:55:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 546.499093][T25182] ? putname+0xa5/0xc0 [ 546.503186][T25182] ? ___cache_free+0x3c/0x300 [ 546.507892][T25182] ? blkdev_common_ioctl+0x9c3/0x1040 [ 546.513269][T25182] ? selinux_file_ioctl+0x8e0/0x970 [ 546.518527][T25182] ? lo_release+0x120/0x120 [ 546.523072][T25182] blkdev_ioctl+0x1d0/0x3c0 [ 546.527557][T25182] block_ioctl+0x6d/0x80 [ 546.531934][T25182] ? blkdev_iopoll+0x70/0x70 [ 546.536505][T25182] __se_sys_ioctl+0xcb/0x140 [ 546.541090][T25182] __x64_sys_ioctl+0x3f/0x50 [ 546.545656][T25182] do_syscall_64+0x3d/0x90 [ 546.550105][T25182] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 546.556035][T25182] RIP: 0033:0x466397 [ 546.559951][T25182] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 546.579536][T25182] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 546.587930][T25182] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 546.595937][T25182] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 546.603926][T25182] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 546.611876][T25182] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 546.619860][T25182] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 546.628022][T25182] loop4: detected capacity change from 0 to 128 [ 546.637138][T25182] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 546.645143][T25182] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 546.652684][T25182] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 546.661736][T25182] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000300100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:16 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) r3 = dup2(r1, r2) fcntl$setown(r2, 0x8, r0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000040)=0xc) ptrace$setregs(0xd, r4, 0x9, &(0x7f0000000140)="6bf45d89c958be472bbd742d7069cffd224a7b9c2715dfbaa158d499b25294ed551df7651259d196dfbc009e4c5db7eeefe079021e5d8669c1578b52e214642b4d626d42cf8e709041e25ce0eb66691252c70d3237229295bcb58b3663d04daf7a40f65fb1eb7036c09193e8ef836ec117fd9f9c2181f939ddef74") tkill(r0, 0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = fsmount(r3, 0x0, 0x4) io_uring_register$IORING_UNREGISTER_FILES(r6, 0x3, 0x0, 0x0) writev(r5, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) fcntl$getown(r5, 0x9) 21:55:16 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:16 executing program 4 (fault-call:2 fault-nth:56): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 546.769052][T25225] FAULT_INJECTION: forcing a failure. [ 546.769052][T25225] name failslab, interval 1, probability 0, space 0, times 0 [ 546.781681][T25225] CPU: 1 PID: 25225 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 546.790482][T25225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 546.800515][T25225] Call Trace: [ 546.803777][T25225] dump_stack_lvl+0xb7/0x103 [ 546.808348][T25225] dump_stack+0x11/0x1a [ 546.812483][T25225] should_fail+0x23c/0x250 [ 546.814156][T25222] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 546.816899][T25225] ? __kernfs_new_node+0x6a/0x330 [ 546.816931][T25225] __should_failslab+0x81/0x90 [ 546.835952][T25225] should_failslab+0x5/0x20 [ 546.840465][T25225] kmem_cache_alloc+0x46/0x2e0 [ 546.845223][T25225] __kernfs_new_node+0x6a/0x330 [ 546.850072][T25225] ? __cond_resched+0x11/0x40 [ 546.854743][T25225] ? mutex_lock+0x9/0x30 [ 546.858973][T25225] kernfs_new_node+0x5b/0xd0 [ 546.863559][T25225] __kernfs_create_file+0x45/0x1a0 [ 546.868660][T25225] sysfs_add_file_mode_ns+0x1c1/0x250 [ 546.874051][T25225] internal_create_group+0x2e4/0x850 [ 546.879332][T25225] sysfs_create_group+0x1b/0x20 [ 546.884405][T25225] loop_configure+0xa77/0xd10 [ 546.889103][T25225] lo_ioctl+0x558/0x1210 [ 546.893407][T25225] ? path_openat+0x18e4/0x1f20 [ 546.898255][T25225] ? putname+0xa5/0xc0 [ 546.902355][T25225] ? ___cache_free+0x3c/0x300 [ 546.907096][T25225] ? blkdev_common_ioctl+0x9c3/0x1040 [ 546.912511][T25225] ? selinux_file_ioctl+0x8e0/0x970 [ 546.917700][T25225] ? lo_release+0x120/0x120 [ 546.922192][T25225] blkdev_ioctl+0x1d0/0x3c0 [ 546.926688][T25225] block_ioctl+0x6d/0x80 [ 546.930965][T25225] ? blkdev_iopoll+0x70/0x70 [ 546.935566][T25225] __se_sys_ioctl+0xcb/0x140 [ 546.940145][T25225] __x64_sys_ioctl+0x3f/0x50 [ 546.944728][T25225] do_syscall_64+0x3d/0x90 [ 546.949139][T25225] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 546.955031][T25225] RIP: 0033:0x466397 [ 546.958915][T25225] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 546.978577][T25225] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 546.986983][T25225] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 546.994991][T25225] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 547.002951][T25225] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 547.010909][T25225] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 547.018921][T25225] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 547.027862][T25227] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 547.035127][T25225] loop4: detected capacity change from 0 to 128 [ 547.044408][T25225] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 547.052439][T25225] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 547.059909][T25225] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 547.068949][T25225] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:16 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0x7ffff000, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 547.192111][T25208] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 547.201515][T25207] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. 21:55:16 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/tty/drivers\x00', 0x0, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:16 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xa, &(0x7f0000000700)={0x2, &(0x7f0000000140)=[{0x6, 0x0, 0x0, 0x7fffffff}, {0x601, 0xe2, 0x3f, 0xfffffbff}]}) r1 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) ioctl$VT_RESIZE(r0, 0x5609, &(0x7f0000000080)={0x6, 0x64a, 0x1}) r4 = fcntl$getown(r0, 0x9) ptrace$setopts(0x4200, r4, 0x1003, 0x22) fcntl$setsig(r2, 0xa, 0x12) poll(&(0x7f0000000000)=[{r3, 0x80}], 0x1ffffffffffffef8, 0xfffffffffffffff8) openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x40, 0x0) r5 = dup(r2) dup2(r2, r5) fcntl$setown(r3, 0x8, r1) tkill(r1, 0x14) 21:55:16 executing program 4 (fault-call:2 fault-nth:57): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:16 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) setresgid(0xee00, 0x0, r5) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000005c0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, r5}}}], 0x20}], 0x1, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) writev(r6, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)=@proc={0x10, 0x0, 0x25dfdbfc, 0x4000}, 0xc, &(0x7f0000000200)=[{&(0x7f0000000300)={0x130c, 0x24, 0x300, 0x70bd2c, 0x25dfdbff, "", [@generic="f84b26527cfa132dc8fe0ee3d5d43fba804a48b7ea406c0eafa9f34d8da989403b4500d7dbaa9c0c1f8078d69e94e9b6641028db89134bb5ffe8b659e03ef2f14e23", @nested={0x117c, 0x57, 0x0, 0x1, [@generic="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", @typed={0x4, 0x4b}, @typed={0xc, 0x6f, 0x0, 0x0, @u64=0x1}, @typed={0xc, 0x8d, 0x0, 0x0, @u64}, @generic="3e5731b173c699f24aeec3f9be96e304ae213dc09a658e663c41342ac0eaf3a17aa29bc04a5f25f1359d5b2cf3e9ba826a46c3594af8d7efa5963a9a8d2c5bfb24f2c1e2e9f9521b0c9c3355ce7cfa0f36a7d480c1e0a3f8879cfa3c62d2bcba7d231735bcbd950b84386803ec1aeb913f1e066ed7da0713c3d1f11d7c1fc4bf6f3345823fd1a7233105c820", @typed={0x8, 0x4f, 0x0, 0x0, @pid}, @generic="848af3525a1ad05519dc035efba47d546750c0c9917855322326f00c5f287444c98348058cd21b3cebd255b661f3df5268aa325fe61db1b895d9403c4be2982c3437892cff45fc45fdcaaf99893c7e9889896e2334f84ec6427528b76e853d09a8178ed073dec9d20df11f76d312f4201c419a433dc922f863e56d9ed2dfcb45727a3dc89f9ceba7e79d745b52cdee4011fbbd03801b3e036d7a3bdc1d0099342007619fd1d43d8cb46ad5f7e09a96447c03c2976518013ba0507d211fa9041b216fb65eef7b23b2"]}, @nested={0x13b, 0x33, 0x0, 0x1, [@typed={0xc, 0x44, 0x0, 0x0, @u64}, @generic="694259a693b79f3dfd36418c6459cecf77421f7317601839a6f29dbae8290993469967923682c7e815bf396a9e91e643e9b1287d3355b1eb1c9f91f0f4ef9facd0b56a021d7a865e1744439ee6d01919a27e6fdcdb05e1b9dcf4e1d2de92fd28faebd8f677edb8af5f821f", @typed={0x93, 0x7d, 0x0, 0x0, @binary="bcc40267823d1c359b4d9778b63fb99f3daeca73cb8b83d696c8e70035a22d477ff4caaa91d04b9326283de11c9331fadbec876beb3484309bf6016fe21de4c611d29b1a7ae24426702e4fce37060432b04f84b3f376d42ecacb0c9c866aa733898f6ac6bb55fbfb06e9c18e3ebb85386b5762a4e11fd96fc42c32b32ba1725cdf29bcd7487aec9579d3419929c70f"}, @typed={0x8, 0x36, 0x0, 0x0, @fd}, @typed={0x14, 0x1e, 0x0, 0x0, @ipv6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @typed={0x8, 0x3c, 0x0, 0x0, @uid=r4}, @typed={0x8, 0x4e, 0x0, 0x0, @uid=r4}]}]}, 0x130c}, {&(0x7f0000000180)={0x10, 0x28, 0x8, 0x70bd2d, 0x25dfdbfe}, 0x10}], 0x2, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, r5}}}, @rights={{0x14, 0x1, 0x1, [r6]}}], 0x38, 0x15}, 0xc0) 21:55:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000330100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 547.264427][ T25] kauditd_printk_skb: 46 callbacks suppressed [ 547.264439][ T25] audit: type=1400 audit(1626386116.887:472): avc: denied { write } for pid=25243 comm="syz-executor.1" name="task" dev="proc" ino=59958 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dir permissive=1 [ 547.282879][T25256] FAULT_INJECTION: forcing a failure. [ 547.282879][T25256] name failslab, interval 1, probability 0, space 0, times 0 [ 547.306466][T25256] CPU: 1 PID: 25256 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 547.313628][ T25] audit: type=1400 audit(1626386116.927:473): avc: denied { add_name } for pid=25243 comm="syz-executor.1" name="25249" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dir permissive=1 [ 547.315233][T25256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 547.315248][T25256] Call Trace: [ 547.315256][T25256] dump_stack_lvl+0xb7/0x103 21:55:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000380100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003c0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003d0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 547.337226][ T25] audit: type=1400 audit(1626386116.927:474): avc: denied { create } for pid=25243 comm="syz-executor.1" name="25249" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:kernel_t:s0 tclass=file permissive=1 [ 547.346981][T25256] dump_stack+0x11/0x1a [ 547.347004][T25256] should_fail+0x23c/0x250 [ 547.347027][T25256] ? __kernfs_new_node+0x6a/0x330 [ 547.347051][T25256] __should_failslab+0x81/0x90 [ 547.394953][T25256] should_failslab+0x5/0x20 [ 547.399568][T25256] kmem_cache_alloc+0x46/0x2e0 [ 547.404344][T25256] __kernfs_new_node+0x6a/0x330 [ 547.409223][T25256] ? __cond_resched+0x11/0x40 21:55:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003e0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 547.413908][T25256] ? mutex_lock+0x9/0x30 [ 547.418161][T25256] kernfs_new_node+0x5b/0xd0 [ 547.422776][T25256] __kernfs_create_file+0x45/0x1a0 [ 547.427886][T25256] sysfs_add_file_mode_ns+0x1c1/0x250 [ 547.433306][T25256] internal_create_group+0x2e4/0x850 [ 547.438604][T25256] sysfs_create_group+0x1b/0x20 [ 547.443461][T25256] loop_configure+0xa77/0xd10 [ 547.448143][T25256] lo_ioctl+0x558/0x1210 [ 547.452416][T25256] ? path_openat+0x18e4/0x1f20 [ 547.457210][T25256] ? putname+0xa5/0xc0 21:55:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000400100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 547.461362][T25256] ? ___cache_free+0x3c/0x300 [ 547.466061][T25256] ? blkdev_common_ioctl+0x9c3/0x1040 [ 547.471536][T25256] ? selinux_file_ioctl+0x8e0/0x970 [ 547.476743][T25256] ? lo_release+0x120/0x120 [ 547.481254][T25256] blkdev_ioctl+0x1d0/0x3c0 [ 547.485833][T25256] block_ioctl+0x6d/0x80 [ 547.490170][T25256] ? blkdev_iopoll+0x70/0x70 [ 547.494806][T25256] __se_sys_ioctl+0xcb/0x140 [ 547.499454][T25256] __x64_sys_ioctl+0x3f/0x50 [ 547.504028][T25256] do_syscall_64+0x3d/0x90 [ 547.508509][T25256] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 547.514453][T25256] RIP: 0033:0x466397 [ 547.518344][T25256] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 547.537933][T25256] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 547.546333][T25256] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 547.554308][T25256] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 547.562266][T25256] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 547.570361][T25256] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 547.578319][T25256] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 547.586950][T25256] loop4: detected capacity change from 0 to 128 [ 547.595734][T25256] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 547.603841][T25256] EXT4-fs (loop4): failed to parse options in superblock: 0…C 21:55:17 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xffffffff7ffff000, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 547.611362][T25256] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 547.620406][T25256] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 547.669058][T25285] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. 21:55:17 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) readahead(r1, 0x8, 0x80) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) syz_io_uring_submit(0x0, 0x0, &(0x7f0000001680)=@IORING_OP_STATX={0x15, 0x3, 0x0, r4, &(0x7f0000001540), &(0x7f0000001640)='./file0\x00', 0x100, 0x2000}, 0x7f) syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000080)='./control\x00', 0x1000, 0x3, &(0x7f00000013c0)=[{&(0x7f0000000200)="924ee67207f04444d605e2cd3a520a20b71423e78cc6697217d5fc92b184a947d4bb0e0bbbba0487b9f833479c5b5ac7fbb2f452c0b5bfdf1696a3017d73910ce4eeb9bc6a90fc071b617c89a504b48e5dbb84c7a718f179ccf2f65b", 0x5c, 0x1}, {&(0x7f0000000300)="d0610fac26290b7b998a36952ad4104115e425c41559a3beaa9551445cd95c7c891df653e8aba06e5ba0c9a9277ef1c3bec9df72f7c6cd7f08d58ed17ad45634bb4e7c4d98010ceab0224ed259fa4dc91dec98cff637b3ae77a701a3493eb7a55273ac5b1a43b3aab04be58532b17098e8f6f46404ae5683a28f46596e4ba380283fc5863d403f7cd4d0da1f70b2ccb021f0b026cdaa74d47e4bc62b169d07ddad05cd002fc0adcd3db703e1eaa425081b79bbf5148e8ebc9ea6bf241bb2ed0ce9bdef14e1590c26a00456097502293fbc789c664818e4f095abcbea34e04e9bee3f1c85d9b4e1b4e7c010974f627b315f410039982446adee3c6828ebf86dc68311a7c51b2e6c509e4176d1b803eebab580ed46b6698fc7a9890dad6ecd7382bc381ad6b5ba49b6cce3cdf02b2d56d2115c9c79ce80574ba1bb97dfff23d5a3412ea5b3780c398330d770947cad53eb7b3b29f4d543a40ec0b1314e62d68d2383b67bf1f56d586de4512ab244a804117fc8c0ca55f03192ad3e1ede3ce19d804a3b82d6c7b49f5c65e83d38509e135f2283ad2957c13b073c667aedf8095dfbb0ea13615afc73a8026e694a4f52c65d6d60ddd8e9942eccbc05d4bfa701a20c89e80cec20d871c45848fbdb77e0aab85eb629faba81379fe86d065f489e2ac158c24a926c2c35983fd23a4223201f0bc857bf03329bf29825b8596c299e49ee395086440f9d0713e7404689e0ff1b5452497a1addf12aff0122ebbda67411f97670857400ae9cd76404e3d4a921c1c64272f8f9ed4b5d4b333f74dad51ae7133ca259a49430fde1f1a670263cbba89d4a5a201e7f6a03957ef23866b38bb5234c8ae8501de0be3e98f7475c237317a207a87b914a982b03023695868ca1258d2e751ba976f55f8c3377e7455c2ea55c4a29ae7a9c9433a731f3b9b70da7d2cead9fd1462a64aceb2a8b39d3e845d27be849ba09990dabeb500312b28807f718d019bcf81b9c3edf17a18b0770179a8a037e4d109a765b14549fa16a261b61d3f8233c663bf9fe0c70c28c7612144f4bb209e9173de001b3e306fe50df2bfecc119658eec4e0682f4f289944104fa66568f4459bd39e5aa6b9a665623bcd0c0512425e5c73ea17cb03582c61c0cfb3ce7112d6cd8ce59e328230ef18b5f7bdaf055ef8d1adce00450c44d7c43d514b47543ddbf1c9daddeb1d59ce5b1eaa812caef2203c4debbaa1d7f5c4f169a1456ba339d19eb9ada768c7a6a5b62996f5d4db217f304b944ff7e7d026c1b4e37337eacbefea2acd410048cb56e76931d1e78befdc2686d618647fa288356460924d0ad793a689cf726d9d5bda9ba976685532643aaf76f17a903d7ab6565b8c1977e191e311e84d2fec1d367fc7e80e98e4c6855414c43ad2c1fc91d7f208397a8456a54d942776013b73eab0857f70100035c56b4414b08903214d504ea2a5886b2dee6e4282f3ac253524e74046b25c304e74e065734562b3eeb481dc42e6866bbb3b3d18deab89ff390ab87500ea910c90bca443fac17dde05bd721338d4038507c4612a6d9f6725fd65b00062873f8497db82eb8fd1edc42b64e3af5b3afed475290cfd2d78eabcc4c2b26a657b9bbbdb28add14d56840b6cab7a4ed7eb5d3746d31a6c7ca9df83375baafbdc9bf6b0d94370831a27af32a6b8f193a212ce1c41ab0e5c91896b9756b8083bc11a83dfd8f227b186480d0b64e5b7fd0fc11970feadf58548a2f57dc6d30042f7811a47ecfc3b5a0747da6263057cdcf68d6ae20e74fff1a9f8e204b4b549e49ada08282427ec78f9d4622bc7acbd98ca52ebf949efcf0452c09bda063300d8559abe5984e9e68adec1d2c3c7c12b5858e03d5faf9b857bdcce59b652901ea8f7a4b97e8ff8a17812ddb8f9c1c680cb8a4f3644167ad3e123fb7461e4030e513f36a1141b60b2260ad5cfb64e97aac15009eca879dd765589ea77a76b90c61e7c673f1016d48680e84443ee15f123733918490ccdb2f63ab6ec89073c5cc33046959b62953ea5c73b7ceeecc70e1fe84c27e34beeb535395ef813cd8c75140f3d243e7d0e61e85b484c2b438c1aa972dd06862619a991e15e2eb0d5b10a9be1940495f4917dde4119989adc4ded94b5266bb80413dce765284948222dbaede50dc774f5d1eb9a86c7c25c61a63debae442d2812ffb7ce75486b410087a147660e33a81e5e849f46f6cd51d854bc8a5c656e119feb68fbcfd80daef0f947891366f0c503e504b049b5af905648298327e271281024dc8dc9ef13182be3714b003b9a4f6c0a81bee891adfe96af3551b1f6c7a2ce028aa23519b6fb05da36d7f074ac393b1d5a42e99beb9d655ced6d080503d3fb4c53ed642c71447df9ce67235dcb25d9c872f5f0fb33cb8ec4ae6ffb04491aa326f7691267a2a2ec52780f826f8cac7b2670a0c40a4bbd3f316f246f4a3cf8b4a61b5f15d33308f0053f840fed78c2624fc67adf37e2391c802c5873cdf13bdcc8ace95aeaf91bd238f8e871511c1c92478360018dd77cefdb1e4d90f8dce3b6a1e0472b103359b21aaf79acc9c70c0005276954bd5577a5e53e9f572727a3a6cb5309e8e9eb4a18ab55ff82de80b6fe9b26c20216b27011f675237fa1d0d3d377e5f55a4197b4450c910d1d02eb9a4c381154869d523ee0d7a00a15532694995cd98610a82d8705caaf0ea74bb52126b7e81580f6ec7ac2c7068e30d1b10be9d7a2d51eb8f4a2eff67b9664acbe8262f4edccff41e46a05437a99f173930f3b539c5419ec7095af92d2ffae32a55d3603d81d73e83759f083fc395f8b5c3426589cc629af82f329cff78ea1d78a4c0f892c9c475a17221ee229b2be2836848f14460130cbc1ea7679435c9f086953d11b6d7424d7d8e5e3e158e0359934680a487cbdbefaa0a40964ef2e8bb43759f217893b90773c76e5cdc32156b34fee25aa9708c7826d2b29af8020345bbd1c3524aa95238183c89705400a25ed9784c9da828cea4c5fd59ecce45b314615c6a5be126cbd1c9ef85b82f740514a2afd990406869cf2df52c5811f071949fb44f21efc207cddf905dcc1540c73165d540d8eb3b8ed8ea4dd73095019f52197b5f1ed87ec8bce484aea1879a279d6d5cea73e81b7bb135a104e778f7ad48cc2ff1abc1284e6c7ea0744e5e484f676d47360c1a60e372ae33d34275bedae0cc59852809b8661154ce74f163d0093a5aa8598637690c8b89f941bed494d10894d104d020a37fd64964fae24e93f60e8230d7ac98480dcc679c5375bf0da50c145b08e7be841c70ab7dfd678895f79c7adecff0e779f0ec3802c7c2552d30ece75b13eec247640aabc8aab5508f3ee259799e4e10d057f1c9c55008feeb15b410929cc4d3a841ac2c84eb0bd1974540d2acb6785063e7cf07651130afba40919572b03c16d5b44f26984380421762e41eca2104627e409682711b132c0d6eaf3cc5cef3451b6cf9fffb6d3e92dd0bbc6f46a2cd6e3e22e22828e577c2596a464702106b89308550e523ae7ef82a5cefb205b5cf342222d134fefd1f4f38cd0ac98fb2b49d6270423a4a6043ab68cbf5f17ae6ff456ba3e56b83bdecaada1ad52270d79862f75d2ad23a5d895863ac0a3998863e95624236efa46e28124987206465a1053e7f868131f6a4834955065acf66c082b4112f049fde0afcd072b360314bd752cabbefa26e59f0fa5d710fb455205c684ed554101943204efb2a7fb587969b4515532dc58028036596f234a90aa1471490af97ebb67d1b39feca5288b671de3f0c096b6b8675b1ed62c515858077cd59ac935ddb21d9234b92555d2ec5d21c6bbdb4b668c30be17f13ce5c48178963672c13b022e759e82b7445e17d08c9a293f42a0ffcc1bdd104ebc77e1cf620a250d3e2ffa346018bc07f69beeca4013795813bfff26192cb1260067a22d00a68adf01c3b5a80018b05554abad5614099cf7e0e18887a1a353576d26778221ce4bfb3eeb882cbd721c68105bc782a3b345766e3ceb0e753e2bc6051b0e477aa71bb7611e224b515491a421435c2b4448eda3b2a3283d314df7eccd9bd0e189ad20ebbd747799bb008c58f2e79a4855a007d1bbebbad8514357ed2e13901f65f43239d131f9551d39db2734bfe49040388f5a8ad203369b3d4a3dfe656cd677672c5a90cf5937e5e38071aa3b20cd0a4669fa100ae09a3dc8e83dac147b69854103d4c05a6703e2314e05a39827ceab44e471f7dbfeca7d255b9c2c986c429cf31f307dbf91751d2ee70cf3c69039fb65cb9368832164b9991cdd7d25dcdb6d5159a13c1c272738ca5e72fdea5b6e8af0dadb95d063b55fd401dd250f71a2c141df80d90f040a15f82079ee118ae8a32886de0394f9db67a5619e0dde57e7de00a788989b4f3bfd47321f52d6c7a742a5f0f2de6541c7f2558e4830e1a374d9b43d435df0f9e0780f17a48e7beef7ee033450618f229b3e93951393b38b33d1b98a5ef5df59b41e34c57b85a119d679764719313a4519bf666e7177996cdbfc4964d06c7b1c01174a0a526835698193ec93d7198af53fd6f5885881a58072d2d0ca5750520c75cd41b79ae5a86cf5d23a9358069cb26983188bbe28ed29d1e21d8dee6b7696659c30c547415524d45f80e4e0c63478f8d13c05145e4b1e98b5d00095c946353ff6ee52423350113afd330d35eca3a958e64fbc9b57c16cd305c1629b1797fed853e18c463c3cdffe3ceb802220d9db1fe72647dcf1cfe1ecf2c935c50efec85af323ad573afca898fa5858bb4898c26967af6d3386f504c74dcc84f1b6930e42dfa2abe2f4dd37b87d76ab1e25e5789a84cc6785cb06fd0fc63afe723ce9bce00d5bfca66f5a352fe7172ff89ae1edcff34afbca9794e8937e942da8375486966d510a8fb4d4c4b124e9ec177395b84d4e0f37d8ed3917f22eb4d8504b9023b03f634d7b401beed513daa186420a2a5db9242ee6ad75c7d1e90473658afff2d0a35f3fbf7e0d7d690a717718c16fad31a2e66dc3adae2b9c3b8bda74af206b5edb52adaf4f7e1929de1fcb109fa9e07208df2bff56afb9977c0008cd9054a68b8a34545f347f8f1718e932597715627bfeae7db8dfa87e7cf15b1bfee2b24ef94dcf333aa38208dc52be5d9d48306282f310012b7c16d716ea54fa95d870bffa33c5216b1ee1638eb728a71ac219496d17e07fd0f16580f9f95df6852d29f08d92a446559756efa1374d19020735c523856ef90a84c642142f8ea0c893ea1cea1626694ea15f3c2a396e870b0e791c78ecfb993a7158489e65612d4a076d75315d66b3c653db3106f5630439e06d2c6244d576e12fcc4fbf8e9d3897659cbf48927ea0b488c64c4047311ea5a0cf18b23611d0b759eae97ab26f41e494dd70c47cad38d6f9162fbe88ce63f4fea55f415364aa2f54cff1ecfaa9771b63ac1fadb3c07910a7c3a48cd110590f6a43be29a415f27d4d5d517234a5d89ed00e7bffacc3f6bf0d037ddefcd63ce1325baa1f3553e39186c11bbead525326e37d6f59704652357b8e51d54af789e73881c8a649ef61792c8ab5694f1ac3beb1c1f29c4fa426bc0dd164bce47a80175e0848d8b4d98138257843e16a6d122700d090b84733c534062d5f3c6d874ae8605553839a845aef43a52689f7be603d9f1dbcfb1a97de8e18a810c615117f52308007f9fdc4eb7fcd51ebf740f4d640239c4d39bd417ce53c65fc37d7be95d378526bb3938d483748705acad575da56f92666860340a1848b1e9c0d649f86", 0x1000, 0x1}, {&(0x7f0000001300)="86261010085e73611faf8522569fa5a1e0eb4b42a504c69b2fb9268d09d8d2e2a627866f948e904475e30f5c136288e4d5708acac65ce3acbd990d7d3f1ee51a86a46d399fb86ad74aec029db98671e30233109febf9de7863f3d0c4f077389c45a9e53425cdd552c4193cde0d53da9e4f95f9bca2cd5282743ad4143df04bcc5c06658c4e5518ff7962c9ad0296a7e71424ba2e5595a0c70b5b57625284c8495e424ade444991681d225820508749bbef78d1a7", 0xb4, 0x1}], 0x200020, &(0x7f0000001440)=ANY=[@ANYBLOB="696f636861727365743d69736f383835392d332c757466383d302c636865636b3d72656c617865642c75744c383d302c73686f72746e616d653d77696e39352c6f626a5f757365723d400100275d2c736d61636b66736861743d277bea2b2c6f626a57747970653d2a253a5e912c2c00"]) rmdir(&(0x7f0000000100)='./control\x00') [ 548.107214][T25290] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 548.242171][T25300] loop5: detected capacity change from 0 to 8 [ 548.974903][T25307] loop5: detected capacity change from 0 to 8 21:55:19 executing program 4 (fault-call:2 fault-nth:58): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:19 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000410100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:19 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffe6a, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:19 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) readlinkat(r0, &(0x7f0000000000)='./control\x00', &(0x7f0000000200)=""/187, 0xbb) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0)={[0x439]}, 0x0, 0x0, 0xffffffffffffff62) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:19 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000240)={&(0x7f0000ffd000/0x1000)=nil, &(0x7f0000ffd000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffd000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffb000/0x2000)=nil, &(0x7f0000000140)="4e8bcb8f7a360cf344267ea6f848358a36779e37a82a37ed9cea0e379f37e6b888e872d7222e64dc12ce81affdf7f3b2f86079dc87bdb627f93ff2497922d18250196cf6c5b5d5682d515c992884eb3b5018d93bb5ea181b32e28f60140b9a23db6398847e6d3ce7d037b7c96c636efd7c6230dccdfc9209691a9dc43d76a50e6c1bd2a4943a8ec426b19ee5dd26a7ce67bfd165a88ab1305d06976098e0f084f0eae640523f2a76d9f60bd9239f016c95f891525563f87bcbe7ad88419cd1cd0bc377795fda2aa7023a678b4fc5d8ca14de3e0cd2d709e8e4", 0xd9, r0}, 0x68) r1 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r2, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r3}], 0x1, 0xfffffffffffffff8) r4 = pidfd_getfd(0xffffffffffffffff, r3, 0x0) ioctl$BTRFS_IOC_RM_DEV_V2(r4, 0x5000943a, &(0x7f0000000740)={{r0}, 0x0, 0x2, @inherit={0x60, &(0x7f0000000000)={0x0, 0x3, 0x1cd, 0xffff, {0xa, 0x3, 0x3, 0x401, 0x2}, [0x80000001, 0xfff, 0x7fffffff]}}, @name="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"}) dup2(r2, r3) fcntl$setown(r3, 0x8, r1) tkill(r1, 0x14) 21:55:19 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) dup3(r3, r0, 0x75fac957da6d83d4) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 550.289130][T25322] FAULT_INJECTION: forcing a failure. [ 550.289130][T25322] name failslab, interval 1, probability 0, space 0, times 0 [ 550.301822][T25322] CPU: 1 PID: 25322 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 550.310655][T25322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 550.320707][T25322] Call Trace: [ 550.323980][T25322] dump_stack_lvl+0xb7/0x103 [ 550.328570][T25322] dump_stack+0x11/0x1a [ 550.332723][T25322] should_fail+0x23c/0x250 [ 550.337219][T25322] ? __kernfs_new_node+0x6a/0x330 [ 550.342304][T25322] __should_failslab+0x81/0x90 [ 550.347182][T25322] should_failslab+0x5/0x20 [ 550.351739][T25322] kmem_cache_alloc+0x46/0x2e0 [ 550.356624][T25322] __kernfs_new_node+0x6a/0x330 [ 550.361479][T25322] ? __cond_resched+0x11/0x40 [ 550.366173][T25322] ? mutex_lock+0x9/0x30 [ 550.370428][T25322] kernfs_new_node+0x5b/0xd0 [ 550.375020][T25322] __kernfs_create_file+0x45/0x1a0 [ 550.380218][T25322] sysfs_add_file_mode_ns+0x1c1/0x250 [ 550.385589][T25322] internal_create_group+0x2e4/0x850 [ 550.390870][T25322] sysfs_create_group+0x1b/0x20 [ 550.395716][T25322] loop_configure+0xa77/0xd10 [ 550.400401][T25322] lo_ioctl+0x558/0x1210 [ 550.404682][T25322] ? path_openat+0x18e4/0x1f20 [ 550.409465][T25322] ? putname+0xa5/0xc0 [ 550.413611][T25322] ? ___cache_free+0x3c/0x300 [ 550.418287][T25322] ? blkdev_common_ioctl+0x9c3/0x1040 [ 550.423663][T25322] ? selinux_file_ioctl+0x8e0/0x970 [ 550.428861][T25322] ? lo_release+0x120/0x120 [ 550.433426][T25322] blkdev_ioctl+0x1d0/0x3c0 [ 550.437968][T25322] block_ioctl+0x6d/0x80 [ 550.442216][T25322] ? blkdev_iopoll+0x70/0x70 [ 550.446808][T25322] __se_sys_ioctl+0xcb/0x140 [ 550.451394][T25322] __x64_sys_ioctl+0x3f/0x50 [ 550.455980][T25322] do_syscall_64+0x3d/0x90 [ 550.460399][T25322] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 550.466295][T25322] RIP: 0033:0x466397 [ 550.470184][T25322] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 550.489966][T25322] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 550.498376][T25322] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 550.506340][T25322] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 550.514304][T25322] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 550.522272][T25322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 550.530271][T25322] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 21:55:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000420100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000430100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:20 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffe6b, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 550.546099][T25322] loop4: detected capacity change from 0 to 128 [ 550.554775][T25322] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 550.562819][T25322] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 550.570398][T25322] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 550.579504][T25322] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000440100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:20 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000002, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:20 executing program 4 (fault-call:2 fault-nth:59): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:20 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r1 = gettid() socket$nl_netfilter(0x10, 0x3, 0xc) vmsplice(r0, &(0x7f0000000480)=[{0xfffffffffffffffc}, {&(0x7f0000000040)="9edf2d51eea1", 0x6}, {&(0x7f00000003c0)="3ff7502e1604237f9732d0dee0096e4293648f6a66a036bfe63a2067663c9030c6366c753acb8f97e4ddec35b00ecbc1e03dd575505e9ff446425c2d3c3efedef11357ea6b2fce0f9de83a37d9a9ff31e8fee8ee212715d3e8b040a0d7626a6585efc04b28fda1db9d8d7e4be8c739cf335e9f3538d1d2861bac3fa5c14fa8059844c5158ce5213b27437d6939f4b51775333b928d3e4e84ddfaded7e3fadd4804369d0c", 0xa4}, {&(0x7f0000000340)="b491fbace4bb8a88b6a4e72a", 0xc}, {&(0x7f0000000740)="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", 0x1000}], 0x5, 0x1) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$VT_GETSTATE(0xffffffffffffffff, 0x5603, &(0x7f0000000500)={0xff01, 0x5ad5, 0xfffc}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) r4 = socket$netlink(0x10, 0x3, 0x0) fcntl$getownex(r2, 0x10, &(0x7f0000000140)={0x0, 0x0}) tkill(r5, 0x37) writev(r4, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_GET(r4, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000080)={&(0x7f0000001a00)=ANY=[@ANYBLOB="655782a85775e9c479a54ee3535543986ceffc70b7a55d58cc23114ab45d7e498e2dc7ad04161cf5c74db75fc08c11845c5980d5d8a41b6f001e957248c332e1ab2040243b8104c7e9d67fe474b211553166880232e5b0dad85219058f1470d51e5b8f892fc39dcdb42c", @ANYRES16=0x0, @ANYBLOB="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"/584], 0x200}, 0x1, 0x0, 0x0, 0x10}, 0x4805) fcntl$setsig(r2, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r3}], 0x1, 0xfffffffffffffff8) dup2(r2, r3) fcntl$setown(r3, 0x8, r1) tkill(r1, 0x14) 21:55:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000450100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:20 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000003, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 550.705778][T25358] FAULT_INJECTION: forcing a failure. [ 550.705778][T25358] name failslab, interval 1, probability 0, space 0, times 0 [ 550.718661][T25358] CPU: 1 PID: 25358 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 550.727607][T25358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 550.737735][T25358] Call Trace: [ 550.741129][T25358] dump_stack_lvl+0xb7/0x103 [ 550.745722][T25358] dump_stack+0x11/0x1a [ 550.749873][T25358] should_fail+0x23c/0x250 [ 550.754293][T25358] ? __kernfs_new_node+0x6a/0x330 [ 550.759338][T25358] __should_failslab+0x81/0x90 [ 550.764100][T25358] should_failslab+0x5/0x20 [ 550.768600][T25358] kmem_cache_alloc+0x46/0x2e0 [ 550.773366][T25358] __kernfs_new_node+0x6a/0x330 [ 550.778220][T25358] ? __cond_resched+0x11/0x40 [ 550.782901][T25358] ? mutex_lock+0x9/0x30 [ 550.787205][T25358] kernfs_new_node+0x5b/0xd0 [ 550.791812][T25358] __kernfs_create_file+0x45/0x1a0 [ 550.796926][T25358] sysfs_add_file_mode_ns+0x1c1/0x250 [ 550.802323][T25358] internal_create_group+0x2e4/0x850 [ 550.807696][T25358] sysfs_create_group+0x1b/0x20 [ 550.812587][T25358] loop_configure+0xa77/0xd10 [ 550.817268][T25358] lo_ioctl+0x558/0x1210 [ 550.821509][T25358] ? path_openat+0x18e4/0x1f20 [ 550.826331][T25358] ? kcsan_setup_watchpoint+0x231/0x3e0 [ 550.831936][T25358] ? putname+0xa5/0xc0 [ 550.836001][T25358] ? ___cache_free+0x3c/0x300 [ 550.840681][T25358] ? blkdev_common_ioctl+0x9c3/0x1040 [ 550.846075][T25358] ? selinux_file_ioctl+0x8e0/0x970 [ 550.851328][T25358] ? lo_release+0x120/0x120 [ 550.855872][T25358] blkdev_ioctl+0x1d0/0x3c0 [ 550.860467][T25358] block_ioctl+0x6d/0x80 [ 550.864726][T25358] ? blkdev_iopoll+0x70/0x70 [ 550.869322][T25358] __se_sys_ioctl+0xcb/0x140 [ 550.873908][T25358] __x64_sys_ioctl+0x3f/0x50 [ 550.878493][T25358] do_syscall_64+0x3d/0x90 [ 550.882938][T25358] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 550.888835][T25358] RIP: 0033:0x466397 [ 550.892724][T25358] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 550.912330][T25358] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 550.920780][T25358] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 550.928822][T25358] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 550.936857][T25358] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 550.944869][T25358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 550.952879][T25358] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 550.969878][T25358] loop4: detected capacity change from 0 to 128 [ 550.978871][T25358] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 550.980297][T25369] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 550.986900][T25358] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 551.003744][T25358] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 551.012839][T25358] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 551.068621][T25369] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. 21:55:20 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) ioctl$F2FS_IOC_ABORT_VOLATILE_WRITE(0xffffffffffffffff, 0xf505, 0x0) syz_io_uring_setup(0x2481, &(0x7f0000000200)={0x0, 0x5e6b, 0x1f, 0x0, 0x63, 0x0, r0}, &(0x7f0000ffa000/0x3000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000000080), &(0x7f0000000180)=0x0) syz_io_uring_submit(0x0, r2, &(0x7f0000000a00)=@IORING_OP_SENDMSG={0x9, 0x5, 0x0, r0, 0x0, &(0x7f00000009c0)={&(0x7f0000000300)=@ipx={0x4, 0x94f, 0x2, "8fca585fff06"}, 0x80, &(0x7f0000000280), 0x0, &(0x7f0000000380)=[{0xc8, 0x103, 0x48, "76e6366be086cf57269ff788ccd08fcef2ad7a9bb76745eecaeaa2379f8aeb0fad4fd446cdb084eb5f388caf7eb1aed8cb19c558eae090a024a60c18eefb521796ebcb98862b44f66560593d5ae5c7cf77af8918e9875b7d29a6f683aa05c1254ec79e1294bb9f5a7058a7eed201eac61c1e997da2b39a3ddd26fee7a384dd171b90aab1870c4b30580d1fa0cb0f2c8e5bf2a709c838d91d4d2b511f48f1d45771047df8de1ec6703dea714405549823d7a2f9c7a66e53e7"}, {0x108, 0x108, 0x1000, "29a8cf7ea9c7b698405c005cafb3aded0e96c91cafe70300c2cff0b4d08d0b6774d05268d5f3a269a67205c41c5e0846783d4b0bd8824016c209bbb4eeb5ee201c5d086a7ad99587a5a48963bdc1d90bd072a0cda1ddb7b3745119959db0b524a7c8b8a98e4579abdddc1dffc19af466e1e54568dfcbbc402db259f8faf7a13dfc3e9b16fb0449dd7fed6f365ae1136f3876c0eb92998d33940a4c284494ccac00987d1dabda41935155a435f3cc12a2826b294cbac68dd94d7ce1c25e86df7b84583ce1609896e12def61b876d4bea5110f1b3c695d5f26ac6b7606b88f7b0f816a89e22684a2c0b4a1ac761014eec94a65"}, {0xf0, 0xff, 0xc2a1, "32c261bcb72cdc3d3cb31619526812980976a48fe36298a9abd2b4dc4398739c328923a3c47834c0030115c39958035b61eb5edcab25a9c98b6a14522a6d3aefd963ada4282ab4fcf15c7c3ebd5f371459c7250086e6a70966d299384abebc7cfe027ac081e2ad0754d08b487144ae8634d9a8ac1224bfaedb21e72abfbf41e54b25fa588cc8cc131a109253077bcfa92ce154900cca98a5e61c914cf4f508cde78b89215a0423d93fd5be2f8313468648074e11e01d3c655285c813e0530656898446760c8afc55acdc23dfc95b15f860876db085dd8006f8a342"}, {0x88, 0x113, 0x100, "3beeb542a86597dce8b2881c084cc675c7fb3eae278385eabf2197dd5ab4025014589856d94ae4df35b858c0485f3c09f459cc5dc8a05fb342f01695445af38f27049e79bea47b7290e95dda42ebb54c8b31077e0da2b71e73984c5da2e1ffbdcca02e63dbf998c0227253b1a07304a1ecb2e3bd"}, {0x58, 0x1, 0x8, "e3e704b8197f8647e187d92be5057a8350d262d8e2dcf3bd4297165c287b1253852a84cb392a2da3fc0b4cbdce65111a96848001d0ffb26f658339240576dc35b0"}, {0xe8, 0x115, 0x4, "6fc4423c95ac1db877ef8ae2d74cccef158d80f9efbd3b3c27ec792ef5c6996f35544187a4bee4f550a47e61db08f62bf465d14a2f724cb660d9b7b1a5bb9140971a2af62fc4589c7f8281eea9fd15f9948dc9af59a26aabbbc75151a9eeae367ae725b6a831e41372de77d25ea320c09550eea2764f9ec26a2e8b03d9af7befab4d75bcf1c66995df941a893f0f0454b66eff9af78d61c39b46f6485808685daa052e5e08303b378afcd59420f074f2e4d30f68cd4f42dea0c9fc10d77afd372c61b0611fda8c93d66df6c31eba7eb9624e88c9f3"}, {0x18, 0x100, 0x7fff, "ba"}, {0x100, 0x10b, 0x52a, "e4b06a728e3cce9375dd7d0ebc11a77adc014906fdc3ddbabacefbe0415adae394d7e985c31f43b471890237fc2685d201c8be3a931eaf6b165e0e1639ee36abe49530acce4f70d1fe05e2f785dcabb1230c49f5dd14c81732d3f226aca6ad8979cb213c85fa539d97723eb20502ef845d01e29faacd9608bc3083da31a5b04437bbc05e3141a58791ef96be412e739b81480300737ff6569665ac9bd0d42eb5fc8c6ee82fc86502584b223c7f211cf7b7dcd3764c616c555c014a6d79cd42c88af4875fe361584593d0e1d62078ff252d4ba51c6fa5d7439baafe929d6f8abdee4ec2a60b54af01913150"}, {0x88, 0x10e, 0x1, "7f404342dde2fb492d693337455f5ce726f4c9efe452ba85ed5c005d37610be693debb46599aec7721405c37fe7f0747e0aae273d34e812723e2b30e79dd640814f2a68c5466f6f43fbd9c2f2a43d08d1849333650883cb935f98368b3fb41c664d4f1d3ce059567eb5fe5d62983262b8e68c47a"}], 0x628}, 0x0, 0x24004850, 0x1}, 0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r3 = gettid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r3) inotify_add_watch(r1, &(0x7f0000000000)='./file0\x00', 0x2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) fcntl$setstatus(r1, 0x4, 0x6000) rmdir(&(0x7f0000000100)='./control\x00') 21:55:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000460100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:20 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000005, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:20 executing program 4 (fault-call:2 fault-nth:60): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:20 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x141000, 0x0) fcntl$setsig(r3, 0xa, 0x21) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:55:20 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r3 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) write$binfmt_script(r3, &(0x7f0000000200)=ANY=[@ANYBLOB="2321202e2f636f6e74726f6c20202027205b7c2c2c282021275dd12c202024200a86519a05e33c19ae128a15dd274cf881a91852db0a9ea23d157152450190c3fb6b89a67c506be80184aecc075d9aa8065381d20fba54a9c74386ded9335d0218513b5311708c705d8f953e3ea667b9a6128330c52dc2886df9043ae6f9a3a99ad5227641e34977fb3e1bfcbe893ad1cfcb7c4be7beb3c93ef45f10c5640ef56989e005348b33b174a137c63f2dd9a55563066db0a6d4090000000000"], 0xbd) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000080)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x2400) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') mkdir(&(0x7f0000000000)='./control\x00', 0xb) 21:55:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000470100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:20 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000008, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:20 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000480100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 551.213436][T25399] FAULT_INJECTION: forcing a failure. [ 551.213436][T25399] name failslab, interval 1, probability 0, space 0, times 0 [ 551.226084][T25399] CPU: 0 PID: 25399 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 551.234854][T25399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 551.244916][T25399] Call Trace: [ 551.248238][T25399] dump_stack_lvl+0xb7/0x103 [ 551.252897][T25399] dump_stack+0x11/0x1a [ 551.257184][T25399] should_fail+0x23c/0x250 [ 551.261656][T25399] ? __kernfs_new_node+0x6a/0x330 [ 551.266725][T25399] __should_failslab+0x81/0x90 [ 551.271492][T25399] should_failslab+0x5/0x20 [ 551.275992][T25399] kmem_cache_alloc+0x46/0x2e0 [ 551.280820][T25399] __kernfs_new_node+0x6a/0x330 [ 551.285674][T25399] ? __cond_resched+0x11/0x40 [ 551.290366][T25399] ? mutex_lock+0x9/0x30 [ 551.294608][T25399] kernfs_new_node+0x5b/0xd0 [ 551.299240][T25399] __kernfs_create_file+0x45/0x1a0 [ 551.304348][T25399] sysfs_add_file_mode_ns+0x1c1/0x250 [ 551.309794][T25399] internal_create_group+0x2e4/0x850 [ 551.315079][T25399] sysfs_create_group+0x1b/0x20 [ 551.319927][T25399] loop_configure+0xa77/0xd10 [ 551.324623][T25399] lo_ioctl+0x558/0x1210 [ 551.328866][T25399] ? path_openat+0x18e4/0x1f20 [ 551.333656][T25399] ? putname+0xa5/0xc0 [ 551.337722][T25399] ? ___cache_free+0x3c/0x300 [ 551.342462][T25399] ? blkdev_common_ioctl+0x9c3/0x1040 [ 551.347986][T25399] ? selinux_file_ioctl+0x8e0/0x970 [ 551.353201][T25399] ? lo_release+0x120/0x120 [ 551.357707][T25399] blkdev_ioctl+0x1d0/0x3c0 [ 551.362215][T25399] block_ioctl+0x6d/0x80 [ 551.366552][T25399] ? blkdev_iopoll+0x70/0x70 [ 551.371177][T25399] __se_sys_ioctl+0xcb/0x140 [ 551.375805][T25399] __x64_sys_ioctl+0x3f/0x50 [ 551.380389][T25399] do_syscall_64+0x3d/0x90 [ 551.384822][T25399] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 551.390730][T25399] RIP: 0033:0x466397 [ 551.394638][T25399] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 21:55:21 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x2000000a, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:21 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() r1 = gettid() tkill(r1, 0x1000000000013) wait4(r1, &(0x7f0000000000), 0x1, &(0x7f0000000140)) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r2, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r3}], 0x1, 0xfffffffffffffff8) dup2(r2, r3) fcntl$setown(r3, 0x8, r0) tkill(r0, 0x14) [ 551.414243][T25399] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 551.422719][T25399] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 551.430691][T25399] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 551.438761][T25399] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 551.446799][T25399] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 551.454764][T25399] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 21:55:21 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000490100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 551.487094][T25399] loop4: detected capacity change from 0 to 128 [ 551.496536][T25399] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 551.504554][T25399] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 551.512220][T25399] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 551.521268][T25399] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:21 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) ioctl$sock_inet_udp_SIOCOUTQ(r3, 0x5411, &(0x7f0000000080)) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) r5 = socket$nl_netfilter(0x10, 0x3, 0xc) fstat(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0}) setuid(r6) setresuid(r6, r4, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:21 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x2000000f, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:21 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) inotify_init() rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:21 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004a0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:21 executing program 4 (fault-call:2 fault-nth:61): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:21 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000013, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:21 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004b0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 552.132834][T25450] loop4: detected capacity change from 0 to 128 [ 552.140907][T25450] FAULT_INJECTION: forcing a failure. [ 552.140907][T25450] name failslab, interval 1, probability 0, space 0, times 0 [ 552.153684][T25450] CPU: 1 PID: 25450 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 552.162463][T25450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 552.172520][T25450] Call Trace: [ 552.175815][T25450] dump_stack_lvl+0xb7/0x103 21:55:21 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004c0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 552.180435][T25450] dump_stack+0x11/0x1a [ 552.184590][T25450] should_fail+0x23c/0x250 [ 552.189109][T25450] __should_failslab+0x81/0x90 [ 552.193874][T25450] ? kobject_uevent_env+0x1a7/0xc40 [ 552.199145][T25450] should_failslab+0x5/0x20 [ 552.203695][T25450] kmem_cache_alloc_trace+0x49/0x310 [ 552.209013][T25450] ? dev_uevent_filter+0x70/0x70 [ 552.213943][T25450] kobject_uevent_env+0x1a7/0xc40 [ 552.218996][T25450] kobject_uevent+0x18/0x20 [ 552.223485][T25450] loop_configure+0xb94/0xd10 [ 552.228161][T25450] lo_ioctl+0x558/0x1210 [ 552.232407][T25450] ? path_openat+0x18e4/0x1f20 [ 552.237257][T25450] ? putname+0xa5/0xc0 [ 552.241310][T25450] ? ___cache_free+0x3c/0x300 [ 552.245976][T25450] ? blkdev_common_ioctl+0x9c3/0x1040 [ 552.251354][T25450] ? selinux_file_ioctl+0x8e0/0x970 [ 552.256738][T25450] ? lo_release+0x120/0x120 [ 552.261283][T25450] blkdev_ioctl+0x1d0/0x3c0 [ 552.265781][T25450] block_ioctl+0x6d/0x80 [ 552.270010][T25450] ? blkdev_iopoll+0x70/0x70 [ 552.274676][T25450] __se_sys_ioctl+0xcb/0x140 [ 552.279298][T25450] __x64_sys_ioctl+0x3f/0x50 [ 552.283900][T25450] do_syscall_64+0x3d/0x90 [ 552.288301][T25450] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 552.294211][T25450] RIP: 0033:0x466397 [ 552.298089][T25450] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 552.317682][T25450] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 552.326097][T25450] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 552.334060][T25450] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 552.342031][T25450] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 552.350029][T25450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 552.357984][T25450] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 552.375130][T25450] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value 21:55:22 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004d0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:22 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000014, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 552.383237][T25450] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 552.390730][T25450] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 552.399782][T25450] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:24 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000018, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004e0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:24 executing program 4 (fault-call:2 fault-nth:62): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:24 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) writev(0xffffffffffffffff, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r2 = socket$nl_audit(0x10, 0x3, 0x9) sendfile(0xffffffffffffffff, r2, &(0x7f0000000000)=0xd7, 0x9) r3 = gettid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r5 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r3) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:24 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:24 executing program 1: umount2(&(0x7f0000000000)='./file0\x00', 0x8) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r1) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$BTRFS_IOC_BALANCE_V2(r3, 0xc4009420, &(0x7f0000000140)={0x4, 0x2, {0x8, @struct={0x8e, 0x7}, 0x0, 0x6ee, 0x20, 0x3, 0x4ea, 0x7, 0x246, @usage=0x1000, 0x7f, 0x0, [0xdc9, 0x1000, 0x100000001, 0x0, 0x4, 0x2]}, {0x1, @struct={0x2}, 0x0, 0x5, 0x5, 0x80, 0x40, 0x0, 0x400, @usage=0x1, 0x7f, 0x8ed5, [0xe9c7, 0xfffffffffffff001, 0xfff, 0x5, 0x1f, 0x5]}, {0x100000001, @struct={0x1, 0xbca1}, 0x0, 0x3, 0xfffffffffffffff9, 0x3ff, 0x9, 0x80000000, 0x94, @struct={0x40, 0x3ff}, 0x800, 0x4e, [0xb46, 0x805b, 0x1, 0x5, 0x2, 0x2]}, {0x8, 0x0, 0x9}}) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) r4 = gettid() tkill(r4, 0x1000000000013) ptrace$setopts(0x4206, r4, 0x5, 0x10000d) [ 554.534875][T25492] loop4: detected capacity change from 0 to 128 [ 554.551238][T25492] FAULT_INJECTION: forcing a failure. [ 554.551238][T25492] name failslab, interval 1, probability 0, space 0, times 0 [ 554.563968][T25492] CPU: 1 PID: 25492 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 554.572739][T25492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 554.582867][T25492] Call Trace: [ 554.586166][T25492] dump_stack_lvl+0xb7/0x103 [ 554.590770][T25492] dump_stack+0x11/0x1a [ 554.594987][T25492] should_fail+0x23c/0x250 [ 554.599405][T25492] ? kzalloc+0x1d/0x30 [ 554.603471][T25492] __should_failslab+0x81/0x90 [ 554.608305][T25492] should_failslab+0x5/0x20 [ 554.612850][T25492] __kmalloc+0x66/0x340 [ 554.617009][T25492] kzalloc+0x1d/0x30 [ 554.620903][T25492] kobject_get_path+0x7c/0x110 [ 554.625699][T25492] kobject_uevent_env+0x1be/0xc40 [ 554.630796][T25492] kobject_uevent+0x18/0x20 [ 554.635294][T25492] loop_configure+0xb94/0xd10 [ 554.639975][T25492] lo_ioctl+0x558/0x1210 [ 554.644217][T25492] ? path_openat+0x18e4/0x1f20 [ 554.649087][T25492] ? putname+0xa5/0xc0 [ 554.653152][T25492] ? ___cache_free+0x3c/0x300 [ 554.657833][T25492] ? blkdev_common_ioctl+0x9c3/0x1040 [ 554.663219][T25492] ? selinux_file_ioctl+0x8e0/0x970 [ 554.668417][T25492] ? lo_release+0x120/0x120 [ 554.672920][T25492] blkdev_ioctl+0x1d0/0x3c0 [ 554.677424][T25492] block_ioctl+0x6d/0x80 [ 554.681669][T25492] ? blkdev_iopoll+0x70/0x70 [ 554.686262][T25492] __se_sys_ioctl+0xcb/0x140 [ 554.690909][T25492] __x64_sys_ioctl+0x3f/0x50 [ 554.695495][T25492] do_syscall_64+0x3d/0x90 [ 554.699965][T25492] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 554.705957][T25492] RIP: 0033:0x466397 [ 554.710105][T25492] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 21:55:24 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000022, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 554.729738][T25492] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 554.738145][T25492] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 554.746129][T25492] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 554.754125][T25492] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 554.762153][T25492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 554.770125][T25492] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 21:55:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000500100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:24 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20004002, &(0x7f0000b63fe4)={0xa, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 554.790878][T25492] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 554.798924][T25492] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 554.806430][T25492] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 554.815532][T25492] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000510100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:24 executing program 4 (fault-call:2 fault-nth:63): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000520100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 554.842937][T25514] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. 21:55:24 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0x2, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:24 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000530100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 554.897370][T25528] loop4: detected capacity change from 0 to 128 [ 554.904228][T25528] FAULT_INJECTION: forcing a failure. [ 554.904228][T25528] name failslab, interval 1, probability 0, space 0, times 0 [ 554.916866][T25528] CPU: 1 PID: 25528 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 554.925647][T25528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 554.935742][T25528] Call Trace: [ 554.939022][T25528] dump_stack_lvl+0xb7/0x103 [ 554.943621][T25528] dump_stack+0x11/0x1a [ 554.947780][T25528] should_fail+0x23c/0x250 [ 554.952205][T25528] __should_failslab+0x81/0x90 [ 554.956971][T25528] should_failslab+0x5/0x20 [ 554.961631][T25528] kmem_cache_alloc_node+0x58/0x2b0 [ 554.966935][T25528] ? __alloc_skb+0xed/0x420 [ 554.971506][T25528] __alloc_skb+0xed/0x420 [ 554.975822][T25528] alloc_uevent_skb+0x5b/0x120 [ 554.980596][T25528] kobject_uevent_env+0x863/0xc40 [ 554.985691][T25528] kobject_uevent+0x18/0x20 [ 554.990197][T25528] loop_configure+0xb94/0xd10 [ 554.994912][T25528] lo_ioctl+0x558/0x1210 [ 554.999141][T25528] ? path_openat+0x18e4/0x1f20 [ 555.004050][T25528] ? putname+0xa5/0xc0 [ 555.008144][T25528] ? ___cache_free+0x3c/0x300 [ 555.012812][T25528] ? blkdev_common_ioctl+0x9c3/0x1040 [ 555.018248][T25528] ? selinux_file_ioctl+0x8e0/0x970 [ 555.023548][T25528] ? lo_release+0x120/0x120 [ 555.028078][T25528] blkdev_ioctl+0x1d0/0x3c0 [ 555.032758][T25528] block_ioctl+0x6d/0x80 [ 555.037009][T25528] ? blkdev_iopoll+0x70/0x70 [ 555.041608][T25528] __se_sys_ioctl+0xcb/0x140 [ 555.046183][T25528] __x64_sys_ioctl+0x3f/0x50 [ 555.050835][T25528] do_syscall_64+0x3d/0x90 [ 555.055284][T25528] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 555.061181][T25528] RIP: 0033:0x466397 [ 555.065064][T25528] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 555.084654][T25528] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 555.093054][T25528] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 555.101008][T25528] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 555.108981][T25528] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 555.116947][T25528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 555.124902][T25528] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 555.142079][T25528] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 555.150148][T25528] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 555.157756][T25528] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 555.166792][T25528] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:25 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, r4, 0xef093000) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:27 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0x3, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000540100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:27 executing program 4 (fault-call:2 fault-nth:64): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:27 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) openat(0xffffffffffffffff, &(0x7f0000000000)='./control\x00', 0x2000, 0x80) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:27 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x2c00) openat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x105081, 0x2) r2 = gettid() socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r3 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x20000, 0x4) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000180)={0x0, 0x0}, &(0x7f0000cab000)=0xc) r5 = gettid() tkill(r5, 0x13) setresuid(r4, r4, 0x0) fcntl$setown(r1, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:27 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) writev(0xffffffffffffffff, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), 0xffffffffffffffff) r5 = socket(0x11, 0x800000003, 0x0) bind(r5, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c58110308d9123127ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r5, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000100)=0x14) sendmsg$ETHTOOL_MSG_FEATURES_SET(r3, &(0x7f0000000a40)={0x0, 0x0, &(0x7f0000000a00)={&(0x7f0000000040)=ANY=[@ANYBLOB="34200010", @ANYRES16=r4, @ANYBLOB="01000000000000000055e2000000e271917ff1fc03800c000001000000008000"/42, @ANYRES32=r6, @ANYBLOB], 0x34}}, 0x0) sendmsg$ETHTOOL_MSG_FEATURES_GET(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x28, r4, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x40800}, 0x8004) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) r7 = socket$netlink(0x10, 0x3, 0x0) writev(r7, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$BTRFS_IOC_FS_INFO(r7, 0x8400941f, &(0x7f0000000140)) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) [ 557.583638][T25570] loop4: detected capacity change from 0 to 128 [ 557.594144][T25570] FAULT_INJECTION: forcing a failure. [ 557.594144][T25570] name failslab, interval 1, probability 0, space 0, times 0 [ 557.606785][T25570] CPU: 0 PID: 25570 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 557.615614][T25570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 557.625720][T25570] Call Trace: [ 557.628984][T25570] dump_stack_lvl+0xb7/0x103 [ 557.633563][T25570] dump_stack+0x11/0x1a [ 557.637706][T25570] should_fail+0x23c/0x250 [ 557.642175][T25570] __should_failslab+0x81/0x90 [ 557.646967][T25570] should_failslab+0x5/0x20 [ 557.651526][T25570] kmem_cache_alloc_node_trace+0x58/0x2e0 [ 557.657248][T25570] ? __kmalloc_node_track_caller+0x30/0x40 [ 557.663056][T25570] ? kmem_cache_alloc_node+0x1d4/0x2b0 [ 557.668567][T25570] __kmalloc_node_track_caller+0x30/0x40 [ 557.674209][T25570] ? alloc_uevent_skb+0x5b/0x120 [ 557.679143][T25570] __alloc_skb+0x187/0x420 [ 557.683632][T25570] alloc_uevent_skb+0x5b/0x120 [ 557.688474][T25570] kobject_uevent_env+0x863/0xc40 [ 557.693499][T25570] kobject_uevent+0x18/0x20 [ 557.697995][T25570] loop_configure+0xb94/0xd10 [ 557.702668][T25570] lo_ioctl+0x558/0x1210 [ 557.706904][T25570] ? path_openat+0x18e4/0x1f20 [ 557.711733][T25570] ? putname+0xa5/0xc0 [ 557.715802][T25570] ? ___cache_free+0x3c/0x300 [ 557.720566][T25570] ? blkdev_common_ioctl+0x9c3/0x1040 [ 557.726009][T25570] ? selinux_file_ioctl+0x8e0/0x970 [ 557.731202][T25570] ? lo_release+0x120/0x120 [ 557.735776][T25570] blkdev_ioctl+0x1d0/0x3c0 [ 557.740287][T25570] block_ioctl+0x6d/0x80 [ 557.744534][T25570] ? blkdev_iopoll+0x70/0x70 [ 557.749161][T25570] __se_sys_ioctl+0xcb/0x140 [ 557.753774][T25570] __x64_sys_ioctl+0x3f/0x50 [ 557.758532][T25570] do_syscall_64+0x3d/0x90 [ 557.762981][T25570] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 557.768915][T25570] RIP: 0033:0x466397 [ 557.772796][T25570] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 557.792411][T25570] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 557.800824][T25570] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 557.808785][T25570] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 557.816775][T25570] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 557.824790][T25570] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 21:55:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000550100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:27 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0x4, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 557.832847][T25570] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 557.843695][T25577] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 557.865705][T25570] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 557.873743][T25570] EXT4-fs (loop4): failed to parse options in superblock: 0…C 21:55:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000560100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:27 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0x5, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000570100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:27 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0x8, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:27 executing program 4 (fault-call:2 fault-nth:65): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000580100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 557.881236][T25570] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 557.890386][T25570] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 557.907331][T25575] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. 21:55:27 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xe, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 557.980245][T25608] loop4: detected capacity change from 0 to 128 [ 557.986714][T25608] FAULT_INJECTION: forcing a failure. [ 557.986714][T25608] name failslab, interval 1, probability 0, space 0, times 0 [ 557.999332][T25608] CPU: 0 PID: 25608 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 558.008101][T25608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 558.018152][T25608] Call Trace: [ 558.021418][T25608] dump_stack_lvl+0xb7/0x103 [ 558.025988][T25608] dump_stack+0x11/0x1a [ 558.030168][T25608] should_fail+0x23c/0x250 [ 558.034608][T25608] ? skb_clone+0x12c/0x1f0 [ 558.039048][T25608] __should_failslab+0x81/0x90 [ 558.043889][T25608] should_failslab+0x5/0x20 [ 558.048397][T25608] kmem_cache_alloc+0x46/0x2e0 [ 558.053147][T25608] skb_clone+0x12c/0x1f0 [ 558.057449][T25608] netlink_broadcast_filtered+0x4fd/0xb60 [ 558.063148][T25608] ? skb_put+0xb9/0xf0 [ 558.067320][T25608] netlink_broadcast+0x35/0x50 [ 558.072083][T25608] kobject_uevent_env+0x8c9/0xc40 [ 558.077114][T25608] kobject_uevent+0x18/0x20 [ 558.081597][T25608] loop_configure+0xb94/0xd10 [ 558.086293][T25608] lo_ioctl+0x558/0x1210 [ 558.090560][T25608] ? path_openat+0x18e4/0x1f20 [ 558.095337][T25608] ? putname+0xa5/0xc0 [ 558.099394][T25608] ? ___cache_free+0x3c/0x300 [ 558.104051][T25608] ? blkdev_common_ioctl+0x9c3/0x1040 [ 558.109485][T25608] ? selinux_file_ioctl+0x8e0/0x970 [ 558.114711][T25608] ? lo_release+0x120/0x120 [ 558.119196][T25608] blkdev_ioctl+0x1d0/0x3c0 [ 558.123683][T25608] block_ioctl+0x6d/0x80 [ 558.127909][T25608] ? blkdev_iopoll+0x70/0x70 [ 558.132562][T25608] __se_sys_ioctl+0xcb/0x140 [ 558.137128][T25608] __x64_sys_ioctl+0x3f/0x50 [ 558.141740][T25608] do_syscall_64+0x3d/0x90 [ 558.146147][T25608] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 558.152055][T25608] RIP: 0033:0x466397 [ 558.155930][T25608] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 558.175621][T25608] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 558.184160][T25608] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 558.192120][T25608] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 558.200099][T25608] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 558.208067][T25608] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 558.216019][T25608] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 558.228315][T25608] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 558.236339][T25608] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 558.243792][T25608] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 558.252828][T25608] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:28 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000340)={0x0, @multicast1, @multicast2}, 0xc) mount(&(0x7f0000000200)=ANY=[@ANYBLOB="db78fdc12f6465762f6e"], &(0x7f0000000240)='./control\x00', &(0x7f0000000280)='exfat\x00', 0x800000, &(0x7f0000000300)='ns/user\x00') setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xe0000a18) rmdir(&(0x7f0000000100)='./control\x00') r6 = socket$netlink(0x10, 0x3, 0x0) writev(r6, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r7 = syz_open_procfs$userns(r4, &(0x7f0000000080)) splice(r6, &(0x7f0000000000)=0x10001, r7, &(0x7f0000000180)=0x3, 0x8, 0x2) [ 558.642546][T25628] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 559.369962][T25632] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. 21:55:30 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xf, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:30 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) tkill(r0, 0x33) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) ptrace$cont(0x9, r0, 0x8, 0x7) 21:55:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000005c0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:30 executing program 4 (fault-call:2 fault-nth:66): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:30 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) tkill(r2, 0x38) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000180)={0x0, 0x0}, &(0x7f0000000080)=0xc) ioctl$FS_IOC_RESVSP(r3, 0x40305828, &(0x7f0000000000)={0x0, 0x4, 0x2b6, 0x1}) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:30 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) unlinkat(r0, &(0x7f0000000000)='./file0\x00', 0x200) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./file0\x00', 0xa0000252) mount(&(0x7f0000000080)=@nbd={'/dev/nbd', 0x0}, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200)='pipefs\x00', 0x2a0400, &(0x7f0000000240)='\x00') rmdir(&(0x7f0000000100)='./control\x00') 21:55:30 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0x10, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000600100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 560.623930][T25650] loop4: detected capacity change from 0 to 128 [ 560.641782][T25650] FAULT_INJECTION: forcing a failure. [ 560.641782][T25650] name failslab, interval 1, probability 0, space 0, times 0 [ 560.654541][T25650] CPU: 1 PID: 25650 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 560.663308][T25650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 21:55:30 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r1 = gettid() r2 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r3 = openat(0xffffffffffffffff, &(0x7f0000000000)='./control\x00', 0x80, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r1) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r0, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000200070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 560.673392][T25650] Call Trace: [ 560.676662][T25650] dump_stack_lvl+0xb7/0x103 [ 560.681262][T25650] dump_stack+0x11/0x1a [ 560.685425][T25650] should_fail+0x23c/0x250 [ 560.689928][T25650] ? skb_clone+0x12c/0x1f0 [ 560.694349][T25650] __should_failslab+0x81/0x90 [ 560.699212][T25650] should_failslab+0x5/0x20 [ 560.703775][T25650] kmem_cache_alloc+0x46/0x2e0 [ 560.708589][T25650] skb_clone+0x12c/0x1f0 [ 560.712906][T25650] netlink_broadcast_filtered+0x4fd/0xb60 [ 560.718627][T25650] ? skb_put+0xb9/0xf0 21:55:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000300070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 560.722707][T25650] netlink_broadcast+0x35/0x50 [ 560.727471][T25650] kobject_uevent_env+0x8c9/0xc40 [ 560.732569][T25650] kobject_uevent+0x18/0x20 [ 560.737109][T25650] loop_configure+0xb94/0xd10 [ 560.741884][T25650] lo_ioctl+0x558/0x1210 [ 560.746167][T25650] ? path_openat+0x18e4/0x1f20 [ 560.750980][T25650] ? putname+0xa5/0xc0 [ 560.755199][T25650] ? ___cache_free+0x3c/0x300 [ 560.759904][T25650] ? blkdev_common_ioctl+0x9c3/0x1040 [ 560.765309][T25650] ? selinux_file_ioctl+0x8e0/0x970 21:55:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000400070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000500070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 560.770611][T25650] ? lo_release+0x120/0x120 [ 560.775118][T25650] blkdev_ioctl+0x1d0/0x3c0 [ 560.779657][T25650] block_ioctl+0x6d/0x80 [ 560.783958][T25650] ? blkdev_iopoll+0x70/0x70 [ 560.788552][T25650] __se_sys_ioctl+0xcb/0x140 [ 560.793153][T25650] __x64_sys_ioctl+0x3f/0x50 [ 560.797777][T25650] do_syscall_64+0x3d/0x90 [ 560.802224][T25650] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 560.808105][T25650] RIP: 0033:0x466397 [ 560.812007][T25650] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 560.831657][T25650] RSP: 002b:00007f18c1399f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 560.840097][T25650] RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000466397 [ 560.848046][T25650] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 560.856029][T25650] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 560.864036][T25650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 21:55:30 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r4 = getpgid(r0) fcntl$setown(r3, 0x8, r4) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:55:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000600070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 560.872002][T25650] R13: 0000000000000005 R14: 0000000020000330 R15: 0000000000000002 [ 560.893730][T25650] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 560.901770][T25650] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 560.909255][T25650] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 560.918294][T25650] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:30 executing program 4 (fault-call:2 fault-nth:67): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:30 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0x11, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 560.979877][T25689] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 561.038726][T25699] loop4: detected capacity change from 0 to 128 [ 561.046634][T25699] FAULT_INJECTION: forcing a failure. [ 561.046634][T25699] name failslab, interval 1, probability 0, space 0, times 0 [ 561.059421][T25699] CPU: 1 PID: 25699 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 561.068209][T25699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 561.078313][T25699] Call Trace: [ 561.081584][T25699] dump_stack_lvl+0xb7/0x103 [ 561.086282][T25699] dump_stack+0x11/0x1a [ 561.090452][T25699] should_fail+0x23c/0x250 [ 561.094865][T25699] ? getname_flags+0x84/0x3d0 [ 561.099540][T25699] __should_failslab+0x81/0x90 [ 561.104304][T25699] should_failslab+0x5/0x20 [ 561.108900][T25699] kmem_cache_alloc+0x46/0x2e0 [ 561.113677][T25699] getname_flags+0x84/0x3d0 [ 561.118236][T25699] do_mkdirat+0x3b/0x200 [ 561.122519][T25699] __x64_sys_mkdir+0x32/0x40 [ 561.127109][T25699] do_syscall_64+0x3d/0x90 [ 561.131579][T25699] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 561.137494][T25699] RIP: 0033:0x4656e7 [ 561.141367][T25699] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 561.160952][T25699] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 561.169340][T25699] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 561.177297][T25699] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 [ 561.185248][T25699] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 561.193294][T25699] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 561.201332][T25699] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:31 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) r3 = timerfd_create(0x1, 0x80000) r4 = inotify_init() r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) poll(&(0x7f0000000000)=[{r3, 0xc032}, {r1, 0x8000}, {r4, 0x4}, {r5, 0x4003}, {r2, 0x1108}, {r5, 0x2003}], 0x6, 0x7ffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = fork() r8 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r8, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) setresgid(0xee00, 0x0, r9) sendmmsg$unix(r6, &(0x7f00000005c0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r7, 0xee01, r9}}}], 0x20}], 0x1, 0x0) fsetxattr$system_posix_acl(r1, &(0x7f0000000040)='system.posix_acl_access\x00', &(0x7f00000002c0)=ANY=[@ANYBLOB="ff00000001000101d0345a010070a2d0cd604a9a4568c24db17dd7f154e9fcc443c53e242566d23a70045b86c1cf2dde6bb6c5ed525c6895233a5288111d7f3b2dbd07a5e11c7b601c52aa117609a4f03a570b62c06c0d15edb6270c1c1234a3c51cbdabf4202036acd974e8e86faf6dcae2c64f008b569e492c660c6f98d883de57372fd2838f16f779bf59a55ae69613b074d4f4d5a5b98771dacba5ce3a14a65a80ca8f14c9b2b7c219cc82ba637c7318c01600"/196, @ANYRES32=r2, @ANYBLOB="02000200", @ANYRES32=0xee01, @ANYBLOB="0200db051e", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYBLOB="7e26ce56d5368d9b54736b1becf3bc352f471dc5c5c1419de465bb5b36eab43437", @ANYBLOB="040000000000000008000200", @ANYRES32=r9, @ANYRESOCT], 0x54, 0x2) tkill(r0, 0x14) 21:55:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000700070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:31 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0x12, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 561.543441][T25718] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. 21:55:31 executing program 4 (fault-call:2 fault-nth:68): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:31 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) fcntl$notify(r1, 0x402, 0x0) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) clone3(&(0x7f0000000600)={0x207a00, &(0x7f0000000180), &(0x7f0000000280)=0x0, &(0x7f0000000400), {0x27}, &(0x7f0000000440)=""/161, 0xa1, &(0x7f0000000500)=""/153, &(0x7f00000005c0)=[r2, r4, r4, r2], 0x4, {r0}}, 0x58) ptrace$setregs(0xd, r6, 0x3000000000000000, &(0x7f0000000300)="9b2ddcab30da3f3c03b1343ee4f1babc163c5a8c0a03ddbfe32e693e3a3a48b0caa42055a715465b9cbf014cbf085a20db06a8c95804cc158974aeb4127980b1257a8cad46ca5878c023edfae0cf910bb80a35575c4294e40e8994959c1b9dbda1f58fb7bd3b2352bcd377e21a65a29462a8931ae85cec5e30e4b45ea5ed3cae3504d10e12201ec3af2e4e01db081943954fdba1d34618c51ce34445020208f895bff3608bec55fa59f105cf51162223477087c269ccaf3589802f74fb4175774e96aeb92fb620f5b18b3bae3fb986f480f4de0b413d") rmdir(&(0x7f0000000100)='./control\x00') getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000080)=0xc) rt_sigqueueinfo(r7, 0x3a, &(0x7f0000000200)={0xf, 0x4, 0x2}) 21:55:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000800070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:31 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0x4002, 0x2, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:31 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) r2 = accept(r0, &(0x7f0000000200)=@ieee802154, &(0x7f0000000000)=0x80) preadv(r2, &(0x7f0000000080)=[{&(0x7f0000000300)=""/104, 0x68}, {&(0x7f0000000380)=""/199, 0xc7}], 0x2, 0x5, 0x1ff) fcntl$setstatus(r0, 0x4, 0x2c00) r3 = gettid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r5 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x81) ptrace$setopts(0x4206, 0x0, 0x5, 0x10000f) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r3) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:31 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x3, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20001800070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 561.657129][T25732] loop4: detected capacity change from 0 to 128 [ 561.669963][T25732] FAULT_INJECTION: forcing a failure. [ 561.669963][T25732] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 561.683039][T25732] CPU: 1 PID: 25732 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 561.691817][T25732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 561.701865][T25732] Call Trace: 21:55:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20001c00070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 561.705140][T25732] dump_stack_lvl+0xb7/0x103 [ 561.709730][T25732] dump_stack+0x11/0x1a [ 561.713943][T25732] should_fail+0x23c/0x250 [ 561.718380][T25732] should_fail_usercopy+0x16/0x20 [ 561.723403][T25732] strncpy_from_user+0x21/0x250 [ 561.728268][T25732] getname_flags+0xb8/0x3d0 [ 561.732769][T25732] do_mkdirat+0x3b/0x200 [ 561.737081][T25732] __x64_sys_mkdir+0x32/0x40 [ 561.741715][T25732] do_syscall_64+0x3d/0x90 [ 561.746178][T25732] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 561.752150][T25732] RIP: 0033:0x4656e7 21:55:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20002600070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 561.756205][T25732] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 561.775956][T25732] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 561.784422][T25732] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 561.792371][T25732] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 [ 561.800322][T25732] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 561.808279][T25732] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 561.816231][T25732] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:34 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x4, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="2000fe00070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:34 executing program 4 (fault-call:2 fault-nth:69): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:34 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) sendmsg$NFT_MSG_GETCHAIN(r0, &(0x7f0000000240)={&(0x7f00000000c0), 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x20, 0x4, 0xa, 0x301, 0x0, 0x0, {0x0, 0x0, 0x1}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000001}, 0x80) r1 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r1) r2 = inotify_init1(0x0) fcntl$setstatus(r1, 0x4, 0x2c00) r3 = gettid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r1, 0x8, r3) r6 = socket$inet_icmp(0x2, 0x2, 0x1) fcntl$getownex(r6, 0x10, &(0x7f0000000080)) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r2, &(0x7f0000000000)='./control/file0\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:34 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) gettid() r2 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r3 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x101000, 0x40) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) syz_io_uring_setup(0x5cef, &(0x7f00000002c0)={0x0, 0x5b97, 0xd, 0x10007, 0xffffffff}, &(0x7f00000dd000/0x1000)=nil, &(0x7f0000445000/0x3000)=nil, &(0x7f0000000340), &(0x7f0000000100)=0x0) syz_io_uring_submit(0x0, r4, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd, 0x0, 0x0, 0x0, 0x1}, 0x0) r5 = openat(0xffffffffffffffff, &(0x7f0000000000)='./control\x00', 0x129000, 0x20) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r5, 0x8, 0x0) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:34 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0xf, 0x7fffffff}]}) r1 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r2, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r3}], 0x1, 0xfffffffffffffff8) dup2(r2, r3) r4 = socket$netlink(0x10, 0x3, 0x0) writev(r4, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) sendmsg$IPSET_CMD_HEADER(r4, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)=ANY=[@ANYBLOB="1c00003f147e32fa73e3153398b7a7ed024a00000000030500010007"], 0x1c}, 0x1, 0x0, 0x0, 0x80}, 0x84) fcntl$setown(r3, 0x8, r1) r5 = dup(r0) ioctl$TIOCEXCL(r5, 0x540c) tkill(r1, 0x14) [ 564.575066][T25780] loop4: detected capacity change from 0 to 128 [ 564.575495][T25781] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 564.596347][T25780] FAULT_INJECTION: forcing a failure. [ 564.596347][T25780] name failslab, interval 1, probability 0, space 0, times 0 [ 564.603827][T25781] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2564 sclass=netlink_route_socket pid=25781 comm=syz-executor.2 21:55:34 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x5, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000402070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 564.608957][T25780] CPU: 1 PID: 25780 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 564.630715][T25780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 564.640784][T25780] Call Trace: [ 564.644075][T25780] dump_stack_lvl+0xb7/0x103 [ 564.648674][T25780] dump_stack+0x11/0x1a [ 564.652838][T25780] should_fail+0x23c/0x250 [ 564.657322][T25780] ? __d_alloc+0x36/0x370 [ 564.661655][T25780] __should_failslab+0x81/0x90 [ 564.666415][T25780] should_failslab+0x5/0x20 [ 564.670979][T25780] kmem_cache_alloc+0x46/0x2e0 21:55:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000003070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 564.675741][T25780] __d_alloc+0x36/0x370 [ 564.679919][T25780] ? putname+0xa5/0xc0 [ 564.683991][T25780] d_alloc+0x2a/0x130 [ 564.687983][T25780] __lookup_hash+0x8f/0x180 [ 564.688176][T25795] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 564.692502][T25780] filename_create+0xdb/0x3c0 [ 564.692528][T25780] do_mkdirat+0x59/0x200 [ 564.710672][T25780] __x64_sys_mkdir+0x32/0x40 [ 564.715290][T25780] do_syscall_64+0x3d/0x90 [ 564.719719][T25780] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 564.725623][T25780] RIP: 0033:0x4656e7 [ 564.729505][T25780] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 564.749104][T25780] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 564.757508][T25780] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 564.765470][T25780] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 21:55:34 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x7, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:34 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) r3 = syz_open_dev$vcsa(&(0x7f0000000000), 0x7, 0x12a02) ioctl$TIOCL_SCROLLCONSOLE(r3, 0x541c, &(0x7f0000000040)={0xd, 0x3}) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:55:34 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x8, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000204070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 564.773517][T25780] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 564.781480][T25780] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 564.789442][T25780] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 [ 564.805825][T25801] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. 21:55:34 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0xa, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:34 executing program 4 (fault-call:2 fault-nth:70): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 564.919267][T25827] loop4: detected capacity change from 0 to 128 [ 564.925788][T25827] FAULT_INJECTION: forcing a failure. [ 564.925788][T25827] name failslab, interval 1, probability 0, space 0, times 0 [ 564.938439][T25827] CPU: 1 PID: 25827 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 564.947279][T25827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 564.957351][T25827] Call Trace: [ 564.960622][T25827] dump_stack_lvl+0xb7/0x103 [ 564.965220][T25827] dump_stack+0x11/0x1a [ 564.969371][T25827] should_fail+0x23c/0x250 [ 564.973787][T25827] ? ext4_alloc_inode+0x27/0x300 [ 564.978737][T25827] __should_failslab+0x81/0x90 [ 564.983516][T25827] ? set_qf_name+0x230/0x230 [ 564.988098][T25827] should_failslab+0x5/0x20 [ 564.992622][T25827] kmem_cache_alloc+0x46/0x2e0 [ 564.997449][T25827] ? ebitmap_destroy+0x91/0xa0 [ 565.002247][T25827] ? set_qf_name+0x230/0x230 [ 565.006866][T25827] ext4_alloc_inode+0x27/0x300 [ 565.011649][T25827] ? set_qf_name+0x230/0x230 [ 565.016232][T25827] new_inode_pseudo+0x38/0x1c0 [ 565.020994][T25827] new_inode+0x21/0x120 [ 565.025173][T25827] __ext4_new_inode+0x126/0x2f70 [ 565.030106][T25827] ? __dquot_initialize+0x131/0x7e0 [ 565.035305][T25827] ext4_mkdir+0x28a/0x760 [ 565.039644][T25827] vfs_mkdir+0x2a4/0x370 [ 565.043896][T25827] do_mkdirat+0x11d/0x200 [ 565.048317][T25827] __x64_sys_mkdir+0x32/0x40 [ 565.052966][T25827] do_syscall_64+0x3d/0x90 [ 565.057374][T25827] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 565.063267][T25827] RIP: 0033:0x4656e7 [ 565.067158][T25827] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 565.086771][T25827] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 565.095192][T25827] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 565.103162][T25827] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 [ 565.111172][T25827] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 565.119137][T25827] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 565.127097][T25827] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 [ 565.408457][T25836] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2564 sclass=netlink_route_socket pid=25836 comm=syz-executor.2 [ 565.409229][T25798] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=25798 comm=syz-executor.2 21:55:35 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) r5 = socket$nl_netfilter(0x10, 0x3, 0xc) fstat(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setuid(r6) setresuid(r4, r6, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) r8 = request_key(&(0x7f0000000080)='ceph\x00', &(0x7f0000000180)={'syz', 0x1}, &(0x7f0000000200)='\x00', 0xfffffffffffffffd) keyctl$chown(0x4, r8, r4, r7) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:35 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0xf, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000604070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:35 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) creat(&(0x7f0000000000)='./file0\x00', 0x40) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) read(r2, &(0x7f0000000140)=""/205, 0xcd) tkill(r0, 0x14) 21:55:35 executing program 4 (fault-call:2 fault-nth:71): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:35 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) r4 = socket$netlink(0x10, 0x3, 0x0) writev(r4, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$FIDEDUPERANGE(0xffffffffffffffff, 0xc0189436, &(0x7f0000000380)={0x3, 0x3, 0x9, 0x0, 0x0, [{{}, 0x100}, {{}, 0xffff}, {{}, 0x64}, {{}, 0x3d2f}, {}, {{r1}, 0x7}, {{}, 0xfff}, {{r0}, 0x2c2}, {{r4}, 0x8}]}) r5 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) mount(&(0x7f0000000200)=ANY=[@ANYBLOB="0b7609a78f56ec7cf2bc8d46a641d0d85c5ed5a0b7aaee28c9ec3a46fab48a6e0dfa8bbe2253e089a4dd265975b756528f84"], &(0x7f0000000040)='./control\x00', &(0x7f0000000080)='jfs\x00', 0x30008a9, &(0x7f0000000180)='^!!.}{]&{[&.\x00') setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 565.574508][T25852] loop4: detected capacity change from 0 to 128 [ 565.584701][T25852] FAULT_INJECTION: forcing a failure. [ 565.584701][T25852] name failslab, interval 1, probability 0, space 0, times 0 [ 565.597329][T25852] CPU: 0 PID: 25852 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 565.606215][T25852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 565.616265][T25852] Call Trace: [ 565.619541][T25852] dump_stack_lvl+0xb7/0x103 [ 565.624203][T25852] dump_stack+0x11/0x1a [ 565.628353][T25852] should_fail+0x23c/0x250 [ 565.632810][T25852] ? security_inode_alloc+0x30/0x180 [ 565.638118][T25852] __should_failslab+0x81/0x90 [ 565.642885][T25852] should_failslab+0x5/0x20 [ 565.646045][T25866] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.5'. [ 565.647434][T25852] kmem_cache_alloc+0x46/0x2e0 [ 565.647463][T25852] security_inode_alloc+0x30/0x180 [ 565.647482][T25852] inode_init_always+0x20b/0x420 [ 565.671562][T25852] ? set_qf_name+0x230/0x230 [ 565.676148][T25852] new_inode_pseudo+0x73/0x1c0 [ 565.680925][T25852] new_inode+0x21/0x120 [ 565.685082][T25852] __ext4_new_inode+0x126/0x2f70 [ 565.690014][T25852] ? __dquot_initialize+0x131/0x7e0 [ 565.695302][T25852] ext4_mkdir+0x28a/0x760 [ 565.699654][T25852] vfs_mkdir+0x2a4/0x370 [ 565.703927][T25852] do_mkdirat+0x11d/0x200 [ 565.708257][T25852] __x64_sys_mkdir+0x32/0x40 [ 565.712848][T25852] do_syscall_64+0x3d/0x90 [ 565.717269][T25852] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 565.723168][T25852] RIP: 0033:0x4656e7 [ 565.727061][T25852] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 565.746670][T25852] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 565.755090][T25852] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 565.763073][T25852] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 21:55:35 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x10, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20008004070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000005070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20003005070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000006070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000406070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 565.771105][T25852] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 565.779070][T25852] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 565.787077][T25852] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:36 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) write(0xffffffffffffffff, &(0x7f0000000000)="8a973895823f487da880b288e3a2fc0aa96c2d1e", 0x14) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:36 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000007070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:36 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x11, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:38 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r1 = gettid() r2 = gettid() tkill(r2, 0x1000000000013) ptrace$setopts(0x4206, r2, 0x1f, 0x18) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r3, 0x5452, &(0x7f0000b28000)=0x3e) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r0, 0x40182103, &(0x7f0000000000)={0x0, 0x0, r4, 0x200, 0x80000}) r5 = openat$full(0xffffffffffffff9c, &(0x7f0000000040), 0x40601, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r0, 0xc0502100, &(0x7f0000000140)={0x0}) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r5, 0x40182103, &(0x7f0000000080)={r6, 0x1, r0, 0x81}) fcntl$setsig(r3, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r4}], 0x1, 0xfffffffffffffff8) dup2(r3, r4) fcntl$setown(r4, 0x8, r1) tkill(r1, 0x14) 21:55:38 executing program 4 (fault-call:2 fault-nth:72): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:38 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f0000000000)='./control/file0\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000018070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:38 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x13, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:38 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x40400) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:38 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x14, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="2000001c070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 568.588993][T25924] loop4: detected capacity change from 0 to 128 [ 568.598907][T25924] FAULT_INJECTION: forcing a failure. [ 568.598907][T25924] name failslab, interval 1, probability 0, space 0, times 0 [ 568.611543][T25924] CPU: 0 PID: 25924 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 568.620321][T25924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 568.630370][T25924] Call Trace: [ 568.633645][T25924] dump_stack_lvl+0xb7/0x103 21:55:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000020070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 568.638254][T25924] dump_stack+0x11/0x1a [ 568.642432][T25924] should_fail+0x23c/0x250 [ 568.646941][T25924] ? sidtab_sid2str_get+0x9c/0x130 [ 568.652196][T25924] __should_failslab+0x81/0x90 [ 568.656962][T25924] should_failslab+0x5/0x20 [ 568.661468][T25924] __kmalloc_track_caller+0x64/0x340 [ 568.666862][T25924] kmemdup+0x21/0x50 [ 568.670768][T25924] sidtab_sid2str_get+0x9c/0x130 [ 568.675694][T25924] security_sid_to_context_core+0x1cb/0x2d0 [ 568.681666][T25924] security_sid_to_context_force+0x2f/0x40 21:55:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000026070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000530070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 568.687483][T25924] selinux_inode_init_security+0x49e/0x550 [ 568.693432][T25924] security_inode_init_security+0xd7/0x260 [ 568.699252][T25924] ? ext4_init_security+0x40/0x40 [ 568.704377][T25924] ext4_init_security+0x30/0x40 [ 568.709402][T25924] __ext4_new_inode+0x29a1/0x2f70 [ 568.714464][T25924] ext4_mkdir+0x28a/0x760 [ 568.718833][T25924] vfs_mkdir+0x2a4/0x370 [ 568.723095][T25924] do_mkdirat+0x11d/0x200 [ 568.727594][T25924] __x64_sys_mkdir+0x32/0x40 [ 568.732205][T25924] do_syscall_64+0x3d/0x90 21:55:38 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="2000003f070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 568.736648][T25924] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 568.742582][T25924] RIP: 0033:0x4656e7 [ 568.746469][T25924] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 568.766101][T25924] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 568.774512][T25924] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 568.782489][T25924] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 [ 568.790481][T25924] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 568.798431][T25924] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 568.806382][T25924] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:41 executing program 1: r0 = syz_open_dev$vcsa(&(0x7f00000003c0), 0x66, 0x20200) setsockopt$packet_rx_ring(r0, 0x107, 0x5, &(0x7f0000000440)=@req={0x1, 0x80000001, 0x5, 0x7fffffff}, 0x10) r1 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r2 = gettid() r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080), 0x24000, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r1, 0xc0502100, &(0x7f0000000140)={0x0}) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r1, 0xc0502100, &(0x7f0000000200)={0x0, 0x0}) ioctl$SECCOMP_IOCTL_NOTIF_SEND(r3, 0xc0182101, &(0x7f00000001c0)={r4, 0x800, 0xfffffffc}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r6, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r6, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r7}], 0x1, 0xfffffffffffffff8) r8 = dup2(r6, r7) fcntl$setown(r7, 0x8, r2) sendmsg$IPSET_CMD_CREATE(r8, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x64, 0x2, 0x6, 0x101, 0x0, 0x0, {0xa}, [@IPSET_ATTR_REVISION={0x5, 0x4, 0x2}, @IPSET_ATTR_REVISION={0x5, 0x4, 0x1}, @IPSET_ATTR_TYPENAME={0x14, 0x3, 'hash:ip,port,ip\x00'}, @IPSET_ATTR_REVISION={0x5, 0x4, 0x3}, @IPSET_ATTR_DATA={0xc, 0x7, 0x0, 0x1, [@IPSET_ATTR_TIMEOUT={0x8, 0x6, 0x1, 0x0, 0x1}]}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_REVISION={0x5, 0x4, 0x1}, @IPSET_ATTR_REVISION={0x5, 0x4, 0x5}]}, 0x64}, 0x1, 0x0, 0x0, 0x800}, 0x4800) tkill(r2, 0x14) tkill(r2, 0x16) fsetxattr$trusted_overlay_opaque(r7, &(0x7f0000000000), &(0x7f0000000040), 0x2, 0x2) r9 = getpgrp(r5) tkill(r9, 0x0) 21:55:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000040070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:41 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x1e, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:41 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f0000000080), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = socket$netlink(0x10, 0x3, 0x0) writev(r4, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) mmap(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x0, 0x10, r4, 0x533b7000) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) getsockopt$sock_buf(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000000300)=""/207, &(0x7f0000000180)=0xcf) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r2) r7 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000000), 0x62001, 0x0) fcntl$setown(r7, 0x8, r5) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:41 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f0000000000), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:41 executing program 4 (fault-call:2 fault-nth:73): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:41 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x21, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000480070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 571.623174][T25979] loop4: detected capacity change from 0 to 128 [ 571.638130][T25979] FAULT_INJECTION: forcing a failure. [ 571.638130][T25979] name failslab, interval 1, probability 0, space 0, times 0 [ 571.650754][T25979] CPU: 0 PID: 25979 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 571.659516][T25979] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 21:55:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="2000fffe070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="2000feff070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 571.669049][T25986] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 571.669584][T25979] Call Trace: [ 571.669594][T25979] dump_stack_lvl+0xb7/0x103 [ 571.686692][T25979] dump_stack+0x11/0x1a [ 571.690853][T25979] should_fail+0x23c/0x250 [ 571.695348][T25979] ? kcalloc+0x32/0x50 [ 571.699422][T25979] __should_failslab+0x81/0x90 [ 571.704178][T25979] should_failslab+0x5/0x20 [ 571.708682][T25979] __kmalloc+0x66/0x340 [ 571.712846][T25979] ? chksum_update+0x39/0x50 [ 571.717457][T25979] kcalloc+0x32/0x50 21:55:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000002070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000003070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 571.721357][T25979] ext4_find_extent+0x21c/0x7f0 [ 571.726308][T25979] ext4_ext_map_blocks+0xd9/0x1f00 [ 571.731422][T25979] ? __down_read_common+0x16d/0x530 [ 571.736693][T25979] ? percpu_counter_add_batch+0x69/0xd0 [ 571.742310][T25979] ? ext4_es_lookup_extent+0x206/0x490 [ 571.747785][T25979] ext4_map_blocks+0x1be/0xef0 [ 571.752600][T25979] ext4_getblk+0xb1/0x3d0 [ 571.756992][T25979] ? __ext4_new_inode+0x2aed/0x2f70 [ 571.762202][T25979] ext4_bread+0x28/0x100 [ 571.766444][T25979] ext4_append+0xd1/0x1c0 [ 571.770779][T25979] ext4_init_new_dir+0x177/0x500 [ 571.775715][T25979] ext4_mkdir+0x329/0x760 [ 571.780064][T25979] vfs_mkdir+0x2a4/0x370 [ 571.784307][T25979] do_mkdirat+0x11d/0x200 [ 571.788635][T25979] __x64_sys_mkdir+0x32/0x40 [ 571.793333][T25979] do_syscall_64+0x3d/0x90 [ 571.797737][T25979] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 571.803614][T25979] RIP: 0033:0x4656e7 [ 571.807502][T25979] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 571.827127][T25979] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 571.835596][T25979] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 571.843630][T25979] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 [ 571.851594][T25979] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 571.859547][T25979] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 571.867589][T25979] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 [ 571.878141][T25979] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 571.886184][T25979] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 571.893633][T25979] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 571.902658][T25979] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 572.434387][T26011] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. 21:55:44 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) r3 = dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) r4 = syz_io_uring_setup(0x6eb, &(0x7f0000000000)={0x0, 0x4df8, 0x4, 0x1, 0x2b1}, &(0x7f0000ffd000/0x1000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000000080), &(0x7f0000000140)) r5 = gettid() tkill(r5, 0x1000000000013) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000180)=0x0) ptrace$setopts(0x64722c4a56d9511, r6, 0x5, 0x40) fcntl$setown(r4, 0x8, r5) 21:55:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000004070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:44 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x22, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:44 executing program 4 (fault-call:2 fault-nth:74): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:44 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f0000000000)={[0x2aba]}, 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:44 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) getsockname$packet(0xffffffffffffffff, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000100)=0x14) sendmsg$ETHTOOL_MSG_FEATURES_SET(0xffffffffffffffff, &(0x7f0000000a40)={0x0, 0x0, &(0x7f0000000a00)={&(0x7f0000000040)={0x34, 0x0, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_FEATURES_WANTED={0x14, 0x3, 0x0, 0x1, [@ETHTOOL_A_BITSET_BITS={0xfffffffffffffcf1, 0x3, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0x8, 0x2, '+-:\x00'}]}]}]}, @ETHTOOL_A_FEATURES_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}]}]}, 0x34}}, 0x0) sendmmsg$sock(0xffffffffffffffff, &(0x7f0000005e40)=[{{0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000300)="c321b68aa77d29b234a779cd00959ba1df026e4e708c0aa8f319497e5ad576c1567e6ef8a38c1115cff0d61ec765585bda5d58e6a0f8ae9b189ce15677d7510a1fa93ee8156febb828418926ff07e012f9f75a57960084d83c8051bb5ff67042c4576ea4e00093c8759e4abb47531e6c7f7b73520dbce5c29c853149c720cdbb96ee72fa9ffb23aefbe669aec7baf490153515a830c86e667a13d5beed40f6d77d9cce51938c37f5dec2c2bd7354c81d305fd69d3c1941a3c61e8a7ae733c56a94127878320945c7fb", 0xc9}, {&(0x7f0000000200)="85e40045b47c49d5bc98c7d1b8cebf23de59e6afccf4b30dc69ad10f51fb5355fe33788bfe0ebed98ec59b9bef5509525a46f9c65224d11998ebbfed4793801f1eadc73e49e6133ca181c8050697b7b26c1bbe9c851c68cd79d936c281901ba866e7d1b3dfe14ae733db9c7fa8c807c993620c65e7f7f17ddd601854520be442d9a0ac13bedd37647733618fc492bb73192321211b026fa50901da022258", 0x9e}, {&(0x7f0000000400)="74fa420f663914f4ce4049736d68982453d97d12bca9a30180dc5364f71cd28a0f910a19d02bdbc0d7708fb410d48c3b05e7b1e6b7df8ec2e83ba708a347265e621720e129f0ae80deec965bc45be5789f9e346628b8bae78a14510f633690a760422e98bab07007dead5b4fd349c50ad1b297eb265e3d88bc52cdc3053c70892728c37db6df7d171a3439a97d7a5d3693a789fad9c93f132e62189b37cf74f7b1e3ebddfe74c4c114822e6a9b18bd42e48deb8f25876cf1d8803fce274516ed096fa37c4484665b903db29b92fa409d1902949ce78745f60b16f2cb51291b8b7a89071fd44df7119257", 0xea}], 0x3}}, {{0x0, 0x0, &(0x7f0000002900)=[{&(0x7f0000000180)="696f357567dfe2a0e696373d60bb08b5c400238a51e03114a9cd1c6bd775b8613650c17d5edca005e40f3a", 0x2b}, 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0x1000}], 0x1, &(0x7f0000004d40)=[@mark={{0x14, 0x1, 0x24, 0x5}}, @timestamping={{0x14, 0x1, 0x25, 0x401}}], 0x30}}, {{0x0, 0x0, &(0x7f0000004f80)=[{&(0x7f0000004d80)="e52f47358e46e09053c95c5acfbf69b8ff50fb71e4b474bd73f66dec2e0be1c2564300401b50739185f806d26dfb5fef4f60bd38dbf3fcaa6bec2ed3f3ac385d1c961690132b6d30e4d7d4e00e84c0bd695c5f1c593cd8b3b28de606919e6f03fd3ec08d35b5fe21c46d3122ff8c8dcde0d7984dcedf56a70f23bb5d173b6640c69c755e4b8837841a1f125fe94a271c2a9fe901215130a23c6540030c3d6339d25b42cc8a15645e3c19c523d31dbf44197dd73a261226c90b719426af344d066aba53bf4965ead655d9d4a8278e826b3180f90c1283e3ebb72f800167cc2696cccb84cbb95fb469602f113ccf16563d3d34711a123df111e6fd", 0xfa}, {&(0x7f0000004e80)="d34202c84812e023e4cc8098076c94ba39", 0x11}, {&(0x7f0000004ec0)="28591288797a7f7e2f801a90c31f10b41a1cce5b2dde66b45eca0f20218c5864df31acb4ab48b4b97941119ba07cd2fc4527aff699981e501e5f7ec3548ca96d0bc85147a4205e9069b733", 0x4b}, {&(0x7f0000004f40)="b3b8bcc7e2b6db1e6f10fd0ab1245875d107c364e56f25", 0x17}], 0x4}}, {{&(0x7f0000004fc0)=@qipcrtr={0x2a, 0x2, 0x7ffe}, 0x80, &(0x7f0000005080)=[{&(0x7f0000005040)="ef6c806b6a2e36beca783343748a8250784160012fe7d7631cd4dffa2823212f411e265ba9586e6bf09e046c8382a09f", 0x30}], 0x1, &(0x7f00000050c0)=[@mark={{0x14, 0x1, 0x24, 0xcc97}}, @mark={{0x14, 0x1, 0x24, 0x7fff}}, @timestamping={{0x14, 0x1, 0x25, 0x6}}, @mark={{0x14, 0x1, 0x24, 0x3}}, @timestamping={{0x14, 0x1, 0x25, 0xff800000}}, @timestamping={{0x14, 0x1, 0x25, 0x74}}, @txtime={{0x18, 0x1, 0x3d, 0x101}}], 0xa8}}, {{&(0x7f0000005180)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x4, 0x4, 0x0, {0xa, 0x4e24, 0xffffff80, @mcast1, 0x70000}}}, 0x80, &(0x7f0000005340)=[{&(0x7f0000005200)="82d60b59be554b1c35496545e4eca4e785a8d5858466767439cae072b0d6607889ce7ec9994f72d8b441579827347427edc386f33a5b1704b32eac962b9891657eea38bc061bcb1507038036e2b7bd70dbe7d9cce7eed26b146db4dd66019bdb9a545e176793da608ec357a0f7b3344f15410fb3a894cc7834fc5365fcd4e1ce052ded48c771682e5e91a13881c164f4d4cff2b9b980328b7fc6baa0b27c2bddf509a9339e48ad13a6c438e021eecffc8ad5ff", 0xb3}, {&(0x7f00000052c0)="0d30ac9281489cb4", 0x8}, {&(0x7f0000005300)="8c7ef4707fa0b2bbccbc409daec74814731625a75b010ed9ff509a00596682a2f6c3f8ece925", 0x26}], 0x3, &(0x7f0000005380)=[@txtime={{0x18, 0x1, 0x3d, 0x7}}, @txtime={{0x18, 0x1, 0x3d, 0xffff}}, @timestamping={{0x14, 0x1, 0x25, 0x2}}, @timestamping={{0x14, 0x1, 0x25, 0x6}}, @txtime={{0x18, 0x1, 0x3d, 0xffffffff00000000}}, @timestamping={{0x14, 0x1, 0x25, 0x2}}, @txtime={{0x18, 0x1, 0x3d, 0xffffffffffffffa1}}, @mark={{0x14, 0x1, 0x24, 0x1bfe4958}}, @mark={{0x14, 0x1, 0x24, 0x9}}], 0xd8}}, {{&(0x7f0000005480)=@generic={0x26, "306e67e51e89b809d29a9b32c7c9d013a6b3a3a7075449124b0f3221828ad974914cef308d0a5a495e7fab46b4b72b7e967036b1ed827a48baeb1792c3634d768452ba3b1818b3a31000e629e00bfbc155439d064912b2ca5b4c894016b22e836ce5dfd9b75245bd98792b934400c770f9967960a557f03cc4d667646930"}, 0x80, &(0x7f0000005700)=[{&(0x7f0000005500)="496037dff268c0e0571b4ebb3099302ffdb9bdd6559bddec2ad4b5a377ded341d7cfe4ed5f601ea41e3f4f5cdf2451743a41a0c8775c427afa9b5b25b6ba9312149a2dcbdf641a8bbabc63abb2394b99f4c0730050ad694fddaed43ba77c474ab1761abedeabe81a5ae777e83b01cef770cca6bc0940fe58aa1529ecfd4704a1b590fd9b64da97e8b71f8be9924275e154c4b9c4460691f6b2774940da23e6bfb5ea352c976f83830f72a0a0", 0xac}, {&(0x7f00000055c0)="cfc63be6c9af957bb4f5acf99c18237ef5df877307e0bf2e24e273351423d6fddc88bae1b20316e8b52881793230357d31618d3c4c0ee26000b8ecacddc614d263c91274", 0x44}, {&(0x7f0000005640)="ad812f137be27e2d69726139713fdf0e2fead4184797146c7e8201a7779e73ccc94ea4afbc466e65e945710d6d656a221411e87d39b27758add86ec417ab5fc88f7c35c077d01e441825432cfb5a49aae7c141b53b0da1e198891bbececb148c78c14ff29d85998236d56ef3b2f2095edd16e15ef671efc1f86dd7306a8a3e7f5ea4e7162714960349", 0x89}], 0x3, &(0x7f0000005740)=[@mark={{0x14, 0x1, 0x24, 0x81}}], 0x18}}, {{&(0x7f0000005780)=@xdp={0x2c, 0x8, r6, 0x2a}, 0x80, &(0x7f0000005d00)=[{&(0x7f0000005800)="0ba4528a6df713b4d9f8df0157fb1bad9f997d93ad0c8f5b5f0eea98073a847549b261c5989461c4a0a3d8acbea5da9062387390b6326c7c7e780db4b2eba6e1a87d2a63867ac8746be6a1", 0x4b}, {&(0x7f0000005880)="0264aa2665a762cc89030f15836c23f9d5814cb862126480b6271f52276daa3418505cb46da8472f9a98a11ed3b8e66a8ba0df23fd82321be08888e7561c2349e822fd7b31af59791bfea858506a6115cec65e5940275bfe95879789bb908f6e12c6bb039faeec21c2c678d28e553880f8842217dd47406127da9327023dae4b4370c457492393ea", 0x88}, {&(0x7f0000005940)}, {&(0x7f0000005980)="823b9bc79d0cc8643b0746e827cceab0c76f9acbf188646c9caa7f3f", 0x1c}, {&(0x7f00000059c0)="7ef076b47ca12861cec864ce2f2976442c1f9f03505764ed79acc68fcd71081519c60ad8aedab82c29ac57eacfee9be69adf9b3ddb662fe390689327a628d6378fe600ab35b1573b93", 0x49}, {&(0x7f0000005a40)="46d2f95e92fafb34f18116678aef67302a93b4d3af7cd66d0afc720bc18e82f8aff1f3f7b91694a3c3f87261f224ace8c577bdea4fa962db59d44eb78d17c92b1f00caf395eb154ee8d23738121b7c410dcbdafa39fdbc577a79c4244e466ad024780ba9c9dcf8d75b6e015d13dbba6cfb2b0c6a0b887e52cef38f9f43d3c38bfa2a78314922d4425b3ea365764127061b43a49d36ced2617bf28c66200c8ec4c842ada138db6279ca8493dca7004c0ffcb7b33119c56bd160e9b9506a95ade09c2f85f7db87b95450b3cfbf7737a7a4618c53eec3b9ce54c96904c9aa", 0xdd}, {&(0x7f0000005b40)="f10ae0816de8eac07b8a03fdc01501840038ecc73157d708772f90855ed0d371dd72a53967603dddf88f506be5b185c956d65c3cde584e464096d3", 0x3b}, {&(0x7f0000005b80)="021c0a2272b62bab98830ca47906b8ce1dde58bedc8cfff39a09ed765a37f987857189684f69a9f483f23d9247df6ebf8346aa970e7fa68091f7f666fd9bbf8de3f1adf36db282c1ff2102a1de6b861acf6de03afb77ccc2b2792414d013c19392e18b4e52791540a1ceae836138e7736d5c2d19fe3018b3ad74217e3b26989221af", 0x82}, {&(0x7f0000005c40)="c1c080b6f55ef6243bbf9a278d6d209218024ea928d824c5ba37a595d4a7867244c088d8328d6389683c8b5773596ebddb2f5b7f3e7768901700d95f8137898f919d0efd3f1920b3285c95fed1eb5e43fd04a984b15e88526839c75be9accc239d8ea0f2a3faff94fd220850133a46bb2429dd14b97f20f11e334980b5f3cc1b885c7d5b9e9ea4844c4d9b11d08d12388c7c3583465ec5d0a3b3", 0x9a}], 0x9, &(0x7f0000005dc0)=[@mark={{0x14, 0x1, 0x24, 0x6}}, @mark={{0x14, 0x1, 0x24, 0x3}}, @mark={{0x14, 0x1, 0x24, 0x200}}, @timestamping={{0x14, 0x1, 0x25, 0x1}}, @timestamping={{0x14, 0x1, 0x25, 0x9}}], 0x78}}], 0x9, 0x44045) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000005070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000006070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 574.651907][T26034] loop4: detected capacity change from 0 to 128 [ 574.661365][T26034] FAULT_INJECTION: forcing a failure. [ 574.661365][T26034] name failslab, interval 1, probability 0, space 0, times 0 [ 574.674004][T26034] CPU: 0 PID: 26034 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 574.682760][T26034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 574.692806][T26034] Call Trace: [ 574.696083][T26034] dump_stack_lvl+0xb7/0x103 21:55:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000007070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 574.700678][T26034] dump_stack+0x11/0x1a [ 574.704839][T26034] should_fail+0x23c/0x250 [ 574.709372][T26034] ? __es_insert_extent+0x51f/0xe70 [ 574.714590][T26034] __should_failslab+0x81/0x90 [ 574.719350][T26034] should_failslab+0x5/0x20 [ 574.723853][T26034] kmem_cache_alloc+0x46/0x2e0 [ 574.728630][T26034] ? iput+0x1bf/0x580 [ 574.732613][T26034] __es_insert_extent+0x51f/0xe70 [ 574.737716][T26034] ? __kmalloc+0x237/0x340 [ 574.742207][T26034] ? kcalloc+0x32/0x50 [ 574.746286][T26034] ext4_es_insert_extent+0x1bb/0x19d0 [ 574.751759][T26034] ? ext4_ext_convert_to_initialized+0xf50/0xf50 [ 574.758082][T26034] ext4_ext_map_blocks+0xf79/0x1f00 [ 574.763278][T26034] ? __down_read_common+0x16d/0x530 [ 574.768543][T26034] ? percpu_counter_add_batch+0x69/0xd0 [ 574.774082][T26034] ? ext4_es_lookup_extent+0x206/0x490 [ 574.779612][T26034] ext4_map_blocks+0x1be/0xef0 [ 574.784405][T26034] ext4_getblk+0xb1/0x3d0 [ 574.788743][T26034] ? __ext4_new_inode+0x2aed/0x2f70 [ 574.793988][T26034] ext4_bread+0x28/0x100 [ 574.798224][T26034] ext4_append+0xd1/0x1c0 [ 574.802550][T26034] ext4_init_new_dir+0x177/0x500 [ 574.807506][T26034] ext4_mkdir+0x329/0x760 [ 574.811832][T26034] vfs_mkdir+0x2a4/0x370 [ 574.816071][T26034] do_mkdirat+0x11d/0x200 [ 574.820460][T26034] __x64_sys_mkdir+0x32/0x40 [ 574.825115][T26034] do_syscall_64+0x3d/0x90 [ 574.829600][T26034] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 574.835500][T26034] RIP: 0033:0x4656e7 [ 574.839384][T26034] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 574.858983][T26034] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 574.867389][T26034] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 574.875360][T26034] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 [ 574.883320][T26034] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 574.891280][T26034] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 21:55:44 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x23, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000008070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 574.899248][T26034] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:44 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000018070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 574.934635][T26034] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 574.942657][T26034] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 574.950152][T26034] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 574.959232][T26034] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:47 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) r3 = dup2(r1, r2) r4 = openat$cgroup_devices(r3, &(0x7f0000000000)='devices.deny\x00', 0x2, 0x0) poll(&(0x7f0000000040)=[{r2, 0x420}, {0xffffffffffffffff, 0x5541}, {r4, 0x2c}], 0x3, 0x0) fcntl$setown(r2, 0x8, r0) r5 = memfd_create(&(0x7f0000000500)='seclabel', 0x5) ioctl$BTRFS_IOC_TREE_SEARCH(r2, 0xd0009411, &(0x7f0000000740)={{0x0, 0x7fff, 0x8000, 0x0, 0xffffffffffffff81, 0x2, 0x8, 0x2, 0x9, 0x9, 0x6, 0x81, 0xff, 0x4, 0x1000}}) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r5, 0xd000943e, &(0x7f0000001740)={0x0, r6, "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", "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"}) tkill(r0, 0x14) r7 = syz_open_dev$vcsn(&(0x7f0000000080), 0x100000001, 0x4a100) ppoll(&(0x7f0000000140)=[{r7, 0x4401}], 0x1, &(0x7f0000000180)={0x77359400}, &(0x7f00000001c0)={[0xffffffff]}, 0x8) r8 = syz_mount_image$tmpfs(&(0x7f0000000200), &(0x7f0000000240)='./file0\x00', 0x401, 0x1, &(0x7f0000000300)=[{&(0x7f0000000280)="66fa7063da5c7c3660f5aa64e9a52fe15d3a164dd31b886d208a3a6c36a648693098261bf6423aa56cae159d04d30e4f13b39d723df294ae767715d1a022f3982ba663f970b5b25f93a0cceb63fc51f25ddf", 0x52, 0x2}], 0x80000, &(0x7f0000002740)=ANY=[@ANYBLOB="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", @ANYRESHEX=0xee01, @ANYBLOB=',nr_inodes=3,mpol=prefer=relative,mpol=local=static,uid=', @ANYRESHEX=0xee01, @ANYBLOB="2c6673757569643d3262301b633237382d613065332d666363382d306563372d33633361373361622c7375626a5f726f6c653d262d243a2c7365636c6162656c2c7569643c", @ANYRESDEC=0xee00, @ANYBLOB=',fowner=', @ANYRESDEC=0xee01, @ANYBLOB=',appraise_type=imasig,\x00']) ppoll(&(0x7f0000000440)=[{r4, 0x440}, {r8, 0x1}], 0x2, &(0x7f0000000480)={0x77359400}, &(0x7f00000004c0)={[0x100000000]}, 0x8) 21:55:47 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x25, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="2000001c070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:47 executing program 4 (fault-call:2 fault-nth:75): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:47 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) gettid() r2 = socket$inet_udplite(0x2, 0x2, 0x88) mount(&(0x7f0000000000)=@sr0, &(0x7f0000000080)='./control\x00', &(0x7f0000000180)='bpf\x00', 0xc01, &(0x7f0000000200)='{/(\x00') rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r3, r3, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000240)=0x0) fcntl$setown(r0, 0x8, r4) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:47 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r5 = openat(r4, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000000)=0xc) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:47 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x26, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000026070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 577.659161][T26084] loop4: detected capacity change from 0 to 128 [ 577.676969][T26084] FAULT_INJECTION: forcing a failure. [ 577.676969][T26084] name failslab, interval 1, probability 0, space 0, times 0 [ 577.689617][T26084] CPU: 0 PID: 26084 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 577.698399][T26084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 21:55:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000fe070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000000f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000110100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 577.708451][T26084] Call Trace: [ 577.711728][T26084] dump_stack_lvl+0xb7/0x103 [ 577.716323][T26084] dump_stack+0x11/0x1a [ 577.720519][T26084] should_fail+0x23c/0x250 [ 577.724969][T26084] ? kcalloc+0x32/0x50 [ 577.729119][T26084] __should_failslab+0x81/0x90 [ 577.733876][T26084] should_failslab+0x5/0x20 [ 577.738376][T26084] __kmalloc+0x66/0x340 [ 577.742535][T26084] ? kcalloc+0x32/0x50 [ 577.746615][T26084] kcalloc+0x32/0x50 [ 577.750516][T26084] ext4_find_extent+0x21c/0x7f0 21:55:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000120100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 577.755391][T26084] ? __perf_event_task_sched_out+0xe6b/0xec0 [ 577.761428][T26084] ? kfree+0xf0/0x1d0 [ 577.765421][T26084] ext4_ext_map_blocks+0xd9/0x1f00 [ 577.770567][T26084] ? save_fpregs_to_fpstate+0xd8/0x110 [ 577.776087][T26084] ? __down_write_common+0x42/0x810 [ 577.781302][T26084] ? finish_task_switch+0xce/0x290 [ 577.786426][T26084] ? __schedule+0x42a/0x670 [ 577.791052][T26084] ? ext4_es_lookup_extent+0x206/0x490 [ 577.796509][T26084] ext4_map_blocks+0x70d/0xef0 [ 577.801317][T26084] ext4_getblk+0xb1/0x3d0 [ 577.805683][T26084] ext4_bread+0x28/0x100 [ 577.810014][T26084] ext4_append+0xd1/0x1c0 [ 577.814339][T26084] ext4_init_new_dir+0x177/0x500 [ 577.819295][T26084] ext4_mkdir+0x329/0x760 [ 577.823628][T26084] vfs_mkdir+0x2a4/0x370 [ 577.827970][T26084] do_mkdirat+0x11d/0x200 [ 577.832325][T26084] __x64_sys_mkdir+0x32/0x40 [ 577.836938][T26084] do_syscall_64+0x3d/0x90 [ 577.841381][T26084] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 577.847363][T26084] RIP: 0033:0x4656e7 [ 577.851274][T26084] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 577.870858][T26084] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 577.879412][T26084] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 577.887406][T26084] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 [ 577.895372][T26084] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff 21:55:47 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:55:47 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000150100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:47 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x28, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 577.903404][T26084] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 577.911361][T26084] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:47 executing program 4 (fault-call:2 fault-nth:76): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 578.021994][T26137] loop4: detected capacity change from 0 to 128 [ 578.029718][T26137] FAULT_INJECTION: forcing a failure. [ 578.029718][T26137] name failslab, interval 1, probability 0, space 0, times 0 [ 578.042385][T26137] CPU: 0 PID: 26137 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 578.051156][T26137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 578.061267][T26137] Call Trace: [ 578.064568][T26137] dump_stack_lvl+0xb7/0x103 [ 578.069154][T26137] dump_stack+0x11/0x1a [ 578.073297][T26137] should_fail+0x23c/0x250 [ 578.077697][T26137] ? ext4_mb_new_blocks+0x2e7/0x1f90 [ 578.082974][T26137] __should_failslab+0x81/0x90 [ 578.087749][T26137] should_failslab+0x5/0x20 [ 578.092230][T26137] kmem_cache_alloc+0x46/0x2e0 [ 578.097028][T26137] ext4_mb_new_blocks+0x2e7/0x1f90 [ 578.102200][T26137] ? ext4_find_extent+0x6cf/0x7f0 [ 578.107262][T26137] ? ext4_ext_search_right+0x300/0x540 [ 578.112720][T26137] ? ext4_inode_to_goal_block+0x1bd/0x1d0 [ 578.118534][T26137] ext4_ext_map_blocks+0x1569/0x1f00 [ 578.123895][T26137] ? __down_write_common+0x42/0x810 [ 578.129092][T26137] ? __down_read_common+0x16d/0x530 [ 578.134306][T26137] ? percpu_counter_add_batch+0x69/0xd0 [ 578.139845][T26137] ? ext4_es_lookup_extent+0x206/0x490 [ 578.145360][T26137] ext4_map_blocks+0x70d/0xef0 [ 578.150201][T26137] ext4_getblk+0xb1/0x3d0 [ 578.154628][T26137] ext4_bread+0x28/0x100 [ 578.158864][T26137] ext4_append+0xd1/0x1c0 [ 578.163168][T26137] ext4_init_new_dir+0x177/0x500 [ 578.168085][T26137] ext4_mkdir+0x329/0x760 [ 578.172408][T26137] vfs_mkdir+0x2a4/0x370 [ 578.176638][T26137] do_mkdirat+0x11d/0x200 [ 578.180958][T26137] __x64_sys_mkdir+0x32/0x40 [ 578.185544][T26137] do_syscall_64+0x3d/0x90 [ 578.189971][T26137] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 578.195864][T26137] RIP: 0033:0x4656e7 [ 578.199750][T26137] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 578.219333][T26137] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 578.227746][T26137] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 578.235697][T26137] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 [ 578.243648][T26137] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 578.251733][T26137] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 578.259682][T26137] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000160100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:48 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2a, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:48 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) gettid() rt_sigsuspend(&(0x7f0000000040), 0x8) r2 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x0, 0x0, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setresuid(r3, r3, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r2, 0xc0502100, &(0x7f0000000200)) r4 = socket$netlink(0x10, 0x3, 0x0) writev(r4, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) inotify_add_watch(0xffffffffffffffff, &(0x7f0000000080)='./control\x00', 0x10000002) fcntl$setown(r1, 0x8, 0x0) rt_sigtimedwait(&(0x7f00000002c0)={[0xffffffffffffffff]}, 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:48 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) symlink(&(0x7f0000000180)='./control\x00', &(0x7f0000000200)='./control\x00') close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) open_tree(0xffffffffffffffff, &(0x7f0000000240)='./control\x00', 0x80000) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') r5 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x385007, 0x0) inotify_add_watch(r5, &(0x7f0000000080)='./control\x00', 0x80000000) 21:55:48 executing program 4 (fault-call:2 fault-nth:77): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000170100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 578.581541][T26158] loop4: detected capacity change from 0 to 128 [ 578.589124][T26158] FAULT_INJECTION: forcing a failure. [ 578.589124][T26158] name failslab, interval 1, probability 0, space 0, times 0 [ 578.601772][T26158] CPU: 1 PID: 26158 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 578.610585][T26158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 578.620635][T26158] Call Trace: [ 578.623919][T26158] dump_stack_lvl+0xb7/0x103 21:55:48 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2c, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000180100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 578.628534][T26158] dump_stack+0x11/0x1a [ 578.632711][T26158] should_fail+0x23c/0x250 [ 578.637270][T26158] ? ext4_mb_new_blocks+0x70f/0x1f90 [ 578.642684][T26158] __should_failslab+0x81/0x90 [ 578.647446][T26158] should_failslab+0x5/0x20 [ 578.651954][T26158] kmem_cache_alloc+0x46/0x2e0 [ 578.656719][T26158] ext4_mb_new_blocks+0x70f/0x1f90 [ 578.661941][T26158] ? ext4_find_extent+0x6cf/0x7f0 [ 578.666964][T26158] ? ext4_ext_search_right+0x300/0x540 [ 578.672465][T26158] ? ext4_inode_to_goal_block+0x1bd/0x1d0 [ 578.678277][T26158] ext4_ext_map_blocks+0x1569/0x1f00 [ 578.683554][T26158] ? __down_write_common+0x42/0x810 [ 578.688775][T26158] ? __down_read_common+0x16d/0x530 [ 578.693949][T26158] ? percpu_counter_add_batch+0x69/0xd0 [ 578.699746][T26158] ? ext4_es_lookup_extent+0x206/0x490 [ 578.705186][T26158] ext4_map_blocks+0x70d/0xef0 [ 578.710131][T26158] ext4_getblk+0xb1/0x3d0 [ 578.714582][T26158] ext4_bread+0x28/0x100 [ 578.718806][T26158] ext4_append+0xd1/0x1c0 [ 578.723189][T26158] ext4_init_new_dir+0x177/0x500 [ 578.728107][T26158] ext4_mkdir+0x329/0x760 [ 578.732497][T26158] vfs_mkdir+0x2a4/0x370 [ 578.736841][T26158] do_mkdirat+0x11d/0x200 [ 578.741157][T26158] __x64_sys_mkdir+0x32/0x40 [ 578.745779][T26158] do_syscall_64+0x3d/0x90 [ 578.750336][T26158] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 578.756226][T26158] RIP: 0033:0x4656e7 [ 578.760117][T26158] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 578.779728][T26158] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 578.788135][T26158] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 578.796113][T26158] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 [ 578.804095][T26158] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 578.812129][T26158] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 578.820115][T26158] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 [ 578.829382][T26170] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.5'. 21:55:50 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:55:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000190100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:50 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2e, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:50 executing program 4 (fault-call:2 fault-nth:78): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:50 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f0000000000), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') r6 = syz_io_uring_setup(0x544a, &(0x7f0000000180)={0x0, 0x4204, 0x20, 0x2, 0x139, 0x0, r0}, &(0x7f000053c000/0x4000)=nil, &(0x7f000015b000/0x3000)=nil, &(0x7f0000000280), &(0x7f0000000200)) io_uring_enter(r6, 0x651c, 0xeeea, 0x5, &(0x7f0000000240)={[0x200]}, 0x8) 21:55:50 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) signalfd4(r1, &(0x7f0000000000)={[0x7]}, 0x8, 0x1800) close(r0) r2 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r3 = gettid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r3) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r2, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 580.989816][T26195] loop4: detected capacity change from 0 to 128 [ 581.000548][T26195] FAULT_INJECTION: forcing a failure. [ 581.000548][T26195] name failslab, interval 1, probability 0, space 0, times 0 [ 581.001853][T26199] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 581.013247][T26195] CPU: 1 PID: 26195 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 581.031270][T26195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 581.041316][T26195] Call Trace: [ 581.044584][T26195] dump_stack_lvl+0xb7/0x103 [ 581.049203][T26195] dump_stack+0x11/0x1a [ 581.053346][T26195] should_fail+0x23c/0x250 [ 581.057759][T26195] ? __es_insert_extent+0x51f/0xe70 [ 581.062950][T26195] __should_failslab+0x81/0x90 [ 581.067730][T26195] should_failslab+0x5/0x20 [ 581.072232][T26195] kmem_cache_alloc+0x46/0x2e0 [ 581.076991][T26195] __es_insert_extent+0x51f/0xe70 [ 581.082006][T26195] ? ext4_ext_map_blocks+0x10a8/0x1f00 [ 581.087524][T26195] ext4_es_insert_extent+0x1bb/0x19d0 [ 581.092893][T26195] ? percpu_counter_add_batch+0x69/0xd0 [ 581.098450][T26195] ? ext4_es_lookup_extent+0x206/0x490 [ 581.103902][T26195] ext4_map_blocks+0xa4c/0xef0 [ 581.108734][T26195] ext4_getblk+0xb1/0x3d0 [ 581.113164][T26195] ext4_bread+0x28/0x100 [ 581.117440][T26195] ext4_append+0xd1/0x1c0 [ 581.121761][T26195] ext4_init_new_dir+0x177/0x500 [ 581.126725][T26195] ext4_mkdir+0x329/0x760 [ 581.131063][T26195] vfs_mkdir+0x2a4/0x370 [ 581.135302][T26195] do_mkdirat+0x11d/0x200 [ 581.139709][T26195] __x64_sys_mkdir+0x32/0x40 [ 581.144400][T26195] do_syscall_64+0x3d/0x90 [ 581.148879][T26195] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 581.154795][T26195] RIP: 0033:0x4656e7 [ 581.158681][T26195] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 581.178299][T26195] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 581.186723][T26195] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00000000004656e7 [ 581.194769][T26195] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000100 [ 581.202731][T26195] RBP: 00007f18c139a040 R08: 0000000000000000 R09: ffffffffffffffff [ 581.210694][T26195] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 581.218662][T26195] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000001f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:50 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x30, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000200100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000210100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:50 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x31, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:50 executing program 1: sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x5f7) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) [ 581.250331][T26195] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 581.258446][T26195] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 581.265940][T26195] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 581.275020][T26195] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:55:50 executing program 4 (fault-call:2 fault-nth:79): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000220100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:51 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x34, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 581.361879][T26235] loop4: detected capacity change from 0 to 128 [ 581.370293][T26235] FAULT_INJECTION: forcing a failure. [ 581.370293][T26235] name failslab, interval 1, probability 0, space 0, times 0 [ 581.382918][T26235] CPU: 1 PID: 26235 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 581.392373][T26235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 581.402459][T26235] Call Trace: [ 581.405779][T26235] dump_stack_lvl+0xb7/0x103 21:55:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000230100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 581.410371][T26235] dump_stack+0x11/0x1a [ 581.414571][T26235] should_fail+0x23c/0x250 [ 581.419025][T26235] ? __se_sys_mount+0x4e/0x2e0 [ 581.423870][T26235] __should_failslab+0x81/0x90 [ 581.428657][T26235] should_failslab+0x5/0x20 [ 581.433158][T26235] __kmalloc_track_caller+0x64/0x340 [ 581.438549][T26235] ? strnlen_user+0x137/0x1c0 [ 581.443240][T26235] strndup_user+0x73/0x120 [ 581.447735][T26235] __se_sys_mount+0x4e/0x2e0 [ 581.452328][T26235] ? mntput+0x45/0x70 [ 581.456335][T26235] __x64_sys_mount+0x63/0x70 [ 581.460925][T26235] do_syscall_64+0x3d/0x90 [ 581.465386][T26235] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 581.471303][T26235] RIP: 0033:0x467afa [ 581.475184][T26235] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 581.494802][T26235] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 581.503278][T26235] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 581.511247][T26235] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 581.519241][T26235] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 581.527249][T26235] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 581.535293][T26235] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:51 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) socket$packet(0x11, 0x3, 0x300) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x180000f, 0x12, 0xffffffffffffffff, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 581.824525][T26258] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. 21:55:51 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() fcntl$setsig(0xffffffffffffffff, 0xa, 0x39) r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) clone(0x8000, &(0x7f0000000200)="d4eeb6ff8fe50e84b2e2e9301ff1ac0462497ca2fb839f700cb864c5193300e9829f8de36f8a0637c1237afb2bfed2d9cab8a91b25e634934ba5aeaee9f8f74c35ea2622725ffa09970938171add63492b85c8cac466c3d5e23485ba92026a8cee745ea61300054e862da198521fe5bae2a09b005cae4f9a0e0dfa2a0f858ea93539599ec7fd03c5d5", &(0x7f0000000180), &(0x7f0000000380), &(0x7f00000003c0)="a0b2f03594be3fe72072c8b8574c47d3a82ea685d5a536e01ce513de95768a2f715aaa10051b5d8841f5db5b547098d84baffa91f3c423e5218349e65c0f5fa06e73693a8ac0aa723f9b4715bb1bd7e4526f845d3f7209de8e8fba52780a4bf44032deb563383fce6e6149b3874479e283e7fe49bf4a9f18c6f8dde3b50fe32220bd036b188a0ba10138f7094346277a9b8f45e15a53004a842aee9e84dcda9192145a9744363434413e05aff02c2ddcc023dcc1d4888416f3da32ddb837b6c9a72a7090dec7cf1161") signalfd4(r1, &(0x7f00000004c0)={[0x4]}, 0x8, 0x800) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r6, r7, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r5, 0x0, 0x0, 0x0, 0x1}, 0x0) inotify_add_watch(r5, &(0x7f00000000c0)='./control\x00', 0xc000024c) rmdir(&(0x7f0000000100)='./control\x00') 21:55:51 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x35, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:51 executing program 4 (fault-call:2 fault-nth:80): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000240100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:51 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000000)=0x0) ptrace$cont(0x18, r3, 0x40, 0x2) [ 581.939074][T26265] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.5'. 21:55:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000250100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 581.982447][T26277] loop4: detected capacity change from 0 to 128 [ 581.992772][T26277] FAULT_INJECTION: forcing a failure. [ 581.992772][T26277] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 582.005904][T26277] CPU: 1 PID: 26277 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 582.014684][T26277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 582.024752][T26277] Call Trace: [ 582.028034][T26277] dump_stack_lvl+0xb7/0x103 21:55:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000260100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000270100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000280100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 582.032694][T26277] dump_stack+0x11/0x1a [ 582.037035][T26277] should_fail+0x23c/0x250 [ 582.041462][T26277] should_fail_usercopy+0x16/0x20 [ 582.046485][T26277] _copy_from_user+0x1c/0xd0 [ 582.051076][T26277] strndup_user+0xb0/0x120 [ 582.055503][T26277] __se_sys_mount+0x4e/0x2e0 [ 582.060109][T26277] ? mntput+0x45/0x70 [ 582.064171][T26277] __x64_sys_mount+0x63/0x70 [ 582.068774][T26277] do_syscall_64+0x3d/0x90 [ 582.073253][T26277] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 582.079200][T26277] RIP: 0033:0x467afa 21:55:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000290100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 582.083090][T26277] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 582.102698][T26277] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 582.111141][T26277] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 582.119121][T26277] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 21:55:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002b0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 582.127085][T26277] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 582.135046][T26277] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 582.143016][T26277] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002c0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:52 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) readv(0xffffffffffffffff, &(0x7f0000000080)=[{&(0x7f0000000200)=""/185, 0xb9}], 0x1) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) bind$packet(r0, &(0x7f0000000000)={0x11, 0xf7, 0x0, 0x1, 0x80, 0x6, @local}, 0x14) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:52 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x38, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:52 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r1 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = inotify_init1(0x800) ioctl$int_in(r4, 0x5452, &(0x7f0000000000)=0x80000002) fcntl$setsig(r2, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r3}], 0x1, 0xfffffffffffffff8) r5 = dup2(r2, r3) r6 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000006fc0), 0x20100, 0x0) r7 = gettid() tkill(r7, 0x1000000000013) r8 = socket$nl_netfilter(0x10, 0x3, 0xc) fstat(r8, &(0x7f000000a0c0)={0x0, 0x0, 0x0, 0x0, 0x0}) setuid(r9) r10 = epoll_create(0x3) sendmsg$netlink(r5, &(0x7f000000a080)={&(0x7f0000004340)=@kern={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000009f80)=[{&(0x7f0000004380)={0x358, 0x19, 0x400, 0x70bd2b, 0x25dfdbfe, "", [@typed={0x4, 0x3d}, @generic="588d1130119ee5b8503fb5e925ca10b87f51c881c3ce5ffadc532473bc5aa9462ce047c777e3d7747ce50c7dfc4a4d19a9c436fce220dff41ec03b86886546579a794222a9afd5a918694985df43c124f8f6af2f1161ce7936d32b84d70ee1c082a9b167d924e0f547577d5079db0bf6f2a78f5e82bfc2f5ca06e97fcc49cc79e70742ed6c6bc136ec6ad80cf8144a30810af660", @nested={0x1a1, 0x88, 0x0, 0x1, [@generic="c65f20b05acbe14e5719abe2166f13fff78d048c84d830a90cf36fa7623f794788eb862b747ab53e4fbe1c43e776bc21bbad7e42b6054385b5255c2679ab8abaf1b300d54ef5622ee55c62432285d65ee14fdf5a04af85a176be0636af98a7ae1b412a48db8a99e5b0a31eb22666973e6b3820a6f5043f510fe6f2b32c48aaeb091ddf01c17de52bb75274b9d2e7cf2ae8f0d902034740cdcee654e7e033d8c9a309c8963b7a6e63e92db5bde8c974a8a873cc1d27a3962d839ca15a435811367215b9117352dba132dc43ae17b6ced35c2f", @generic="81a4da82e879918bc7dc6cc1422201c0ea0e4a4d2a8a0367c92a4521f53f28d27dabb39865aac4ee23f5585a793dcd7305597bc554f6f91f81ce41e3168f58e7efaa1bfa14698fe00164b7cb24f4ab162250a96c9ca450ceec418ea2f7fe5c0739505f7510f580ed10d701315d22676405b069141ae96095631c705f06cdca045c7c9fd326bf903e9e688e8c636bbb6150eea995274366a1af5f1e30304187b5e257af086f120fb8811bfbc39d8ce8e75a76f3292d01272ff756e6128cb97027260076", @typed={0x8, 0x7c, 0x0, 0x0, @ipv4=@local}]}, @typed={0x7, 0x8d, 0x0, 0x0, @str='^#\x00'}, @nested={0x14, 0x4c, 0x0, 0x1, [@typed={0x8, 0xd, 0x0, 0x0, @fd=r4}, @typed={0x8, 0x88, 0x0, 0x0, @u32=0x10001}]}, @generic="a571a1a2be2542e1b408cf86d4b2ef4abe63a488439eeefe7b9514fc1d44ed85121cec088a8a9e9cec3b2da64a2c05dbdf0378f24bf0b438dc3601994b8e449bd6f40b4729a6b46e0bed5793eb68ed1d48d448d08f636a1e3e25ba37820809cb1e92e1f8926cdbe5f9cd3258d63da23c2b35e3d07fb62795e5aad4b97f09d6ff529d601c91f0ef9492fafb9c04cea6a51bf7e80ab65cb5016b20a66e25b2fa8574a3d6a942e043ee2ae02b1985537ad2bab1489a136107668955e5d213c4f712774ecd863c683a7dcfbb61139dc9b759cd761e5879362b54f2e7375e8285", @generic="bb8d3ad97e7a6f423003bcd520eeb415e7e2"]}, 0x358}, {&(0x7f0000004700)={0x1290, 0x22, 0x400, 0x70bd26, 0x25dfdbff, "", [@generic="60bd5018f2fc3b919bb8be660b185561c59194a818b19e78874697498e02c19cfef1788d6e09e9f943bba9b360a77f7fb335ddb6b9ea12dc190c7743b54e692b669e7d563b811defcfb7478ef63e0fb835e7c9f1", @typed={0x14, 0x11, 0x0, 0x0, @ipv6=@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, 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@ANYRES32, @ANYBLOB="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", @ANYRES32=r7, 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"/5478, @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00'], 0x1744}], 0x6, &(0x7f0000005b40)=[@rights={{0x28, 0x1, 0x1, [r2, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r6, r0]}}, @rights={{0x2c, 0x1, 0x1, [r2, r10, r2, r5, 0xffffffffffffffff, r3, r2]}}], 0x58, 0x24000010}, 0x10004000) fcntl$setown(r3, 0x8, r1) tkill(r1, 0x14) clock_gettime(0x0, &(0x7f00000042c0)={0x0, 0x0}) recvmmsg(r3, &(0x7f0000004200)=[{{&(0x7f0000000040), 0x80, &(0x7f00000004c0)=[{&(0x7f0000000140)=""/57, 0x39}, {&(0x7f0000000180)=""/59, 0x3b}, {&(0x7f00000001c0)=""/234, 0xea}, {&(0x7f00000002c0)=""/250, 0xfa}, {&(0x7f00000003c0)=""/246, 0xf6}, {&(0x7f0000000740)=""/4096, 0x1000}], 0x6}, 0x101}, {{&(0x7f0000000540)=@l2={0x1f, 0x0, @fixed}, 0x80, &(0x7f00000029c0)=[{&(0x7f00000005c0)=""/16, 0x10}, {&(0x7f0000001740)=""/4096, 0x1000}, {&(0x7f0000000600)=""/222, 0xde}, {&(0x7f0000002740)=""/189, 0xbd}, {&(0x7f0000002800)=""/253, 0xfd}, {&(0x7f0000002900)=""/163, 0xa3}], 0x6, &(0x7f0000002a40)=""/167, 0xa7}, 0xf3}, {{&(0x7f0000002b00)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, 0x80, &(0x7f0000004080)=[{&(0x7f0000002b80)=""/220, 0xdc}, {&(0x7f0000002c80)=""/169, 0xa9}, {&(0x7f0000002d40)=""/54, 0x36}, {&(0x7f0000002d80)=""/40, 0x28}, {&(0x7f0000002dc0)=""/4096, 0x1000}, {&(0x7f0000003dc0)=""/232, 0xe8}, {&(0x7f0000003ec0)=""/170, 0xaa}, {&(0x7f0000003f80)=""/100, 0x64}, {&(0x7f0000004000)=""/110, 0x6e}], 0x9, &(0x7f0000004140)=""/165, 0xa5}, 0x2020}], 0x3, 0x40000061, &(0x7f0000004300)={r11, r12+60000000}) 21:55:52 executing program 4 (fault-call:2 fault-nth:81): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:52 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) setuid(0x0) getresgid(&(0x7f0000000000), &(0x7f0000000080), &(0x7f0000000180)=0x0) keyctl$chown(0x4, 0x0, 0x0, r6) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002d0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:52 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x39, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002e0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 582.966596][T26335] loop4: detected capacity change from 0 to 128 [ 582.980708][T26335] FAULT_INJECTION: forcing a failure. [ 582.980708][T26335] name failslab, interval 1, probability 0, space 0, times 0 [ 582.993337][T26335] CPU: 1 PID: 26335 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 583.002101][T26335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 583.012160][T26335] Call Trace: 21:55:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000300100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 583.015432][T26335] dump_stack_lvl+0xb7/0x103 [ 583.020019][T26335] dump_stack+0x11/0x1a [ 583.024174][T26335] should_fail+0x23c/0x250 [ 583.028588][T26335] ? __se_sys_mount+0x91/0x2e0 [ 583.033363][T26335] __should_failslab+0x81/0x90 [ 583.038135][T26335] should_failslab+0x5/0x20 [ 583.042641][T26335] __kmalloc_track_caller+0x64/0x340 [ 583.047945][T26335] ? strnlen_user+0x137/0x1c0 [ 583.052706][T26335] strndup_user+0x73/0x120 [ 583.057129][T26335] __se_sys_mount+0x91/0x2e0 [ 583.061857][T26335] ? mntput+0x45/0x70 21:55:52 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) sendmsg$ETHTOOL_MSG_CHANNELS_GET(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000200)=ANY=[@ANYBLOB="a8000000", @ANYRES16=0x0, @ANYBLOB="00032bbd7000fcdbdf251100000074000180140002007767300000000000000000000000000014000200636169663000000000000000000000001400020069705f7674693000000000000000000008000300030000001400020077673200000000000000000000000000080003000100000008000300c39e21f308000100", @ANYRES32=0x0, @ANYBLOB="2000018008000600", @ANYRES32=0x0, @ANYBLOB="140002006c6f00"/20], 0xa8}, 0x1, 0x0, 0x0, 0x4000000}, 0x8c4) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) r6 = ioctl$TIOCGPTPEER(0xffffffffffffffff, 0x5441, 0x200) signalfd4(r6, &(0x7f0000000000)={[0x5]}, 0x8, 0x80800) rmdir(&(0x7f0000000100)='./control\x00') [ 583.065860][T26335] __x64_sys_mount+0x63/0x70 [ 583.070458][T26335] do_syscall_64+0x3d/0x90 [ 583.074936][T26335] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 583.080829][T26335] RIP: 0033:0x467afa [ 583.084723][T26335] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 583.104337][T26335] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 21:55:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000330100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 583.112746][T26335] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 583.120713][T26335] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 583.128685][T26335] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 583.136676][T26335] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 583.144660][T26335] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:53 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) mount(&(0x7f0000000000)=ANY=[@ANYBLOB='$dev/nullb0\x00'], &(0x7f0000000080)='./control\x00', &(0x7f0000000180)='gfs2\x00', 0x802, &(0x7f0000000200)=':]+&\x00') close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000240)=0xc) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000380100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:55 executing program 4 (fault-call:2 fault-nth:82): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:55 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r4 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x5, &(0x7f0000000000)=[{0xebe, 0x8, 0xf, 0x1f}, {0x3, 0x6, 0x1, 0x1f}, {0x2, 0x0, 0xff, 0x7}, {0xe000, 0x8, 0x8, 0x9}, {0xfffb, 0x5, 0x3f, 0x8}]}) ioctl$int_in(r4, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:55:55 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x3a, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003c0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:55 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) preadv(r3, &(0x7f0000000080)=[{&(0x7f0000000000)=""/44, 0x2c}], 0x1, 0x2, 0x20) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:55 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2000) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0)={0x0, 0x800, 0x2, 0x0, 0x2e7, 0x0, r4}, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000240)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r5, r6, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r4, 0x0, 0x0, 0x0, 0x1}, 0x0) openat(r4, &(0x7f0000000000)='./control\x00', 0x0, 0x144) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r7, r7, 0x0) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd, 0x0, 0x0, 0x0, 0x1}, 0x0) inotify_add_watch(0xffffffffffffffff, &(0x7f0000000180)='./control\x00', 0x80000000) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 585.983642][T26408] loop4: detected capacity change from 0 to 128 [ 585.997352][T26408] FAULT_INJECTION: forcing a failure. [ 585.997352][T26408] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 586.010170][T26405] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 586.010503][T26408] CPU: 0 PID: 26408 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 21:55:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003d0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:55 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x3d, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003e0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 586.028530][T26408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 586.038575][T26408] Call Trace: [ 586.041888][T26408] dump_stack_lvl+0xb7/0x103 [ 586.046498][T26408] dump_stack+0x11/0x1a [ 586.050651][T26408] should_fail+0x23c/0x250 [ 586.055174][T26408] should_fail_usercopy+0x16/0x20 [ 586.060206][T26408] _copy_from_user+0x1c/0xd0 [ 586.064793][T26408] strndup_user+0xb0/0x120 [ 586.069206][T26408] __se_sys_mount+0x91/0x2e0 [ 586.073809][T26408] ? mntput+0x45/0x70 [ 586.077882][T26408] __x64_sys_mount+0x63/0x70 21:55:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000400100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 586.082477][T26408] do_syscall_64+0x3d/0x90 [ 586.086897][T26408] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 586.092791][T26408] RIP: 0033:0x467afa [ 586.096681][T26408] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 586.116310][T26408] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 586.124724][T26408] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa 21:55:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000410100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 586.132723][T26408] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 586.140697][T26408] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 586.148697][T26408] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 586.156675][T26408] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:55 executing program 4 (fault-call:2 fault-nth:83): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 586.260512][T26443] loop4: detected capacity change from 0 to 128 [ 586.269287][T26443] FAULT_INJECTION: forcing a failure. [ 586.269287][T26443] name failslab, interval 1, probability 0, space 0, times 0 [ 586.281996][T26443] CPU: 0 PID: 26443 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 586.290777][T26443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 586.300973][T26443] Call Trace: [ 586.304287][T26443] dump_stack_lvl+0xb7/0x103 [ 586.308888][T26443] dump_stack+0x11/0x1a [ 586.313039][T26443] should_fail+0x23c/0x250 [ 586.317463][T26443] __should_failslab+0x81/0x90 [ 586.322263][T26443] ? __se_sys_mount+0xf2/0x2e0 [ 586.327021][T26443] should_failslab+0x5/0x20 [ 586.331579][T26443] kmem_cache_alloc_trace+0x49/0x310 [ 586.336864][T26443] ? _copy_from_user+0x94/0xd0 [ 586.341621][T26443] __se_sys_mount+0xf2/0x2e0 [ 586.346207][T26443] ? mntput+0x45/0x70 [ 586.350239][T26443] __x64_sys_mount+0x63/0x70 [ 586.354839][T26443] do_syscall_64+0x3d/0x90 [ 586.359250][T26443] ? irqentry_exit+0xe/0x30 [ 586.363748][T26443] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 586.369681][T26443] RIP: 0033:0x467afa [ 586.373595][T26443] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 586.393292][T26443] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 586.401696][T26443] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 586.409666][T26443] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 586.417630][T26443] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 586.425594][T26443] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 586.433604][T26443] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:55:58 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) r3 = gettid() tkill(r3, 0x1000000000013) wait4(r3, &(0x7f0000000040), 0x40000000, &(0x7f0000000140)) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) r4 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$IP_VS_SO_SET_DEL(r4, 0x0, 0x484, &(0x7f0000000000)={0x84, @dev={0xac, 0x14, 0x14, 0x15}, 0x4e22, 0x0, 'rr\x00', 0x2, 0x200, 0x55}, 0x2c) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:55:58 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x3e, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:55:58 executing program 4 (fault-call:2 fault-nth:84): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:55:58 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f0000000180)='./control\x00', 0x288000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r6, r7, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd, 0x0, 0x0, 0x0, 0x1}, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x23, &(0x7f0000000000)={@local, @initdev}, &(0x7f0000000080)=0xc) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:58 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) creat(&(0x7f0000000000)='./control\x00', 0x2) fcntl$setown(r0, 0x8, r2) r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) mmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x2000000, 0x30, r5, 0x5e750000) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:55:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000420100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000430100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 589.011936][T26470] loop4: detected capacity change from 0 to 128 [ 589.022684][T26470] FAULT_INJECTION: forcing a failure. [ 589.022684][T26470] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 589.035748][T26470] CPU: 1 PID: 26470 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 589.044581][T26470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 589.054654][T26470] Call Trace: 21:55:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000440100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 589.057929][T26470] dump_stack_lvl+0xb7/0x103 [ 589.062569][T26470] dump_stack+0x11/0x1a [ 589.066782][T26470] should_fail+0x23c/0x250 [ 589.071249][T26470] should_fail_usercopy+0x16/0x20 [ 589.074105][T26480] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 589.076355][T26470] _copy_from_user+0x1c/0xd0 [ 589.076380][T26470] __se_sys_mount+0x115/0x2e0 [ 589.094885][T26470] ? mntput+0x45/0x70 [ 589.098880][T26470] __x64_sys_mount+0x63/0x70 [ 589.103540][T26470] do_syscall_64+0x3d/0x90 21:55:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000450100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000460100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 589.107953][T26470] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 589.113847][T26470] RIP: 0033:0x467afa [ 589.117719][T26470] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 589.137359][T26470] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 589.145799][T26470] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 589.153769][T26470] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 21:55:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000470100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:55:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000480100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 589.161744][T26470] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 589.169722][T26470] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 589.177739][T26470] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 [ 589.187010][T26470] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 589.195010][T26470] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 589.202553][T26470] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 589.211657][T26470] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) [ 589.842337][T26505] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. 21:56:01 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0xb5, 0x4, 0xffffff8a}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:56:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000490100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:01 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x41, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:01 executing program 4 (fault-call:2 fault-nth:85): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:56:01 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) openat$full(0xffffffffffffff9c, &(0x7f0000000000), 0x101080, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) close(0xffffffffffffffff) r2 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r3 = gettid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r5 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r3) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r2, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:01 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004a0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:01 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xa, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) fcntl$setown(r2, 0x8, r0) [ 592.018538][T26523] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.5'. [ 592.020543][T26521] loop4: detected capacity change from 0 to 128 [ 592.035350][ T25] audit: type=1326 audit(1626386161.667:475): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=system_u:system_r:kernel_t:s0 pid=26524 comm="syz-executor.1" exe="/root/syz-executor.1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4665d9 code=0xffff0000 21:56:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004b0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 592.065519][T26521] FAULT_INJECTION: forcing a failure. [ 592.065519][T26521] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 592.078599][T26521] CPU: 1 PID: 26521 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 592.087440][T26521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 592.097480][T26521] Call Trace: [ 592.100763][T26521] dump_stack_lvl+0xb7/0x103 [ 592.105504][T26521] dump_stack+0x11/0x1a [ 592.109650][T26521] should_fail+0x23c/0x250 [ 592.114095][T26521] should_fail_usercopy+0x16/0x20 [ 592.119141][T26521] _copy_from_user+0x1c/0xd0 [ 592.123833][T26521] __se_sys_mount+0x115/0x2e0 [ 592.128506][T26521] ? mntput+0x45/0x70 [ 592.132589][T26521] __x64_sys_mount+0x63/0x70 [ 592.137170][T26521] do_syscall_64+0x3d/0x90 [ 592.141586][T26521] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 592.147485][T26521] RIP: 0033:0x467afa [ 592.151381][T26521] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 592.170979][T26521] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 592.179380][T26521] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 592.187338][T26521] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 592.195327][T26521] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 592.203290][T26521] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 592.211266][T26521] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:56:01 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x44, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004c0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:01 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x48, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004d0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:01 executing program 4 (fault-call:2 fault-nth:86): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 592.224423][T26521] EXT4-fs (loop4): Unrecognized mount option "0…C" or missing value [ 592.232443][T26521] EXT4-fs (loop4): failed to parse options in superblock: 0…C [ 592.239935][T26521] EXT4-fs (loop4): feature flags set on rev 0 fs, running e2fsck is recommended [ 592.248984][T26521] EXT4-fs (loop4): Couldn't mount because of unsupported optional features (1) 21:56:01 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x4d, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004e0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 592.306654][T26561] loop4: detected capacity change from 0 to 128 [ 592.313852][T26561] FAULT_INJECTION: forcing a failure. [ 592.313852][T26561] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 592.326931][T26561] CPU: 0 PID: 26561 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 592.335745][T26561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 592.345793][T26561] Call Trace: [ 592.349107][T26561] dump_stack_lvl+0xb7/0x103 [ 592.353698][T26561] dump_stack+0x11/0x1a [ 592.357856][T26561] should_fail+0x23c/0x250 [ 592.362276][T26561] should_fail_usercopy+0x16/0x20 [ 592.367320][T26561] strncpy_from_user+0x21/0x250 [ 592.372174][T26561] getname_flags+0xb8/0x3d0 [ 592.376752][T26561] ? should_fail+0xd6/0x250 [ 592.381292][T26561] user_path_at_empty+0x28/0x50 [ 592.386135][T26561] __se_sys_mount+0x209/0x2e0 [ 592.390891][T26561] ? mntput+0x45/0x70 [ 592.394872][T26561] __x64_sys_mount+0x63/0x70 [ 592.399442][T26561] do_syscall_64+0x3d/0x90 [ 592.403838][T26561] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 592.409762][T26561] RIP: 0033:0x467afa [ 592.413660][T26561] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 592.433333][T26561] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 592.441756][T26561] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 592.449768][T26561] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 592.457801][T26561] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 592.465852][T26561] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 592.473851][T26561] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:56:02 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000004f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:02 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) r1 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x1000002, 0x80010, r0, 0x0) r2 = accept$unix(r0, &(0x7f0000000200), &(0x7f0000000000)=0x6e) syz_io_uring_submit(r1, 0x0, &(0x7f0000000080)=@IORING_OP_TEE={0x21, 0x2, 0x0, @fd=r2, 0x0, 0x0, 0x6, 0xe, 0x0, {0x0, 0x0, r0}}, 0x7ff) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r3 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r4 = gettid() r5 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r4) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r3, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:02 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x54, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:04 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) r3 = socket$netlink(0x10, 0x3, 0x0) writev(r3, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) fcntl$setsig(r3, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:56:04 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:04 executing program 4 (fault-call:2 fault-nth:87): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:56:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000500100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:04 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x55, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:04 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x0) r6 = eventfd(0x0) write$eventfd(r6, &(0x7f0000000080)=0xffffffffffffffff, 0x8) setsockopt$inet_tcp_buf(r5, 0x6, 0xd, &(0x7f0000000300)="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", 0x1000) rmdir(&(0x7f0000000100)='./control\x00') 21:56:04 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x57, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000510100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 595.112293][T26608] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 595.116502][T26612] loop4: detected capacity change from 0 to 128 [ 595.144371][T26612] FAULT_INJECTION: forcing a failure. [ 595.144371][T26612] name failslab, interval 1, probability 0, space 0, times 0 21:56:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000520100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000530100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 595.157021][T26612] CPU: 1 PID: 26612 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 595.165777][T26612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 595.175820][T26612] Call Trace: [ 595.179098][T26612] dump_stack_lvl+0xb7/0x103 [ 595.183688][T26612] dump_stack+0x11/0x1a [ 595.187836][T26612] should_fail+0x23c/0x250 [ 595.192275][T26612] __should_failslab+0x81/0x90 [ 595.197050][T26612] ? alloc_fs_context+0x46/0x500 [ 595.201985][T26612] should_failslab+0x5/0x20 [ 595.206492][T26612] kmem_cache_alloc_trace+0x49/0x310 21:56:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000540100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000550100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 595.211848][T26612] alloc_fs_context+0x46/0x500 [ 595.216627][T26612] ? strncmp+0x34/0x70 [ 595.220742][T26612] fs_context_for_mount+0x1d/0x20 [ 595.225781][T26612] path_mount+0xdf5/0x1ce0 [ 595.230206][T26612] __se_sys_mount+0x23d/0x2e0 [ 595.234889][T26612] ? mntput+0x45/0x70 [ 595.238887][T26612] __x64_sys_mount+0x63/0x70 [ 595.243498][T26612] do_syscall_64+0x3d/0x90 [ 595.247913][T26612] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 595.253808][T26612] RIP: 0033:0x467afa [ 595.257713][T26612] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 595.277542][T26612] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 595.286061][T26612] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 595.294023][T26612] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 595.302046][T26612] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 21:56:04 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(0xffffffffffffffff, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) connect$unix(r1, &(0x7f0000000000)=@file={0x0, './file0\x00'}, 0x6e) tkill(r0, 0x14) [ 595.310138][T26612] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 595.318134][T26612] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 [ 595.355465][T26612] ================================================================== [ 595.363549][T26612] BUG: KCSAN: data-race in __lru_add_drain_all / __pagevec_lru_add [ 595.371442][T26612] [ 595.373743][T26612] write to 0xffff888237d42528 of 1 bytes by task 26640 on cpu 1: [ 595.381432][T26612] __pagevec_lru_add+0x211/0x240 [ 595.386391][T26612] lru_add_drain_cpu+0x6d/0x270 [ 595.391266][T26612] __pagevec_release+0x57/0xa0 [ 595.396043][T26612] shmem_undo_range+0x32f/0xe20 [ 595.400878][T26612] shmem_evict_inode+0x115/0x5a0 [ 595.405841][T26612] evict+0x1c8/0x3c0 [ 595.409718][T26612] iput+0x430/0x580 [ 595.413510][T26612] dentry_unlink_inode+0x23a/0x260 [ 595.418601][T26612] __dentry_kill+0x2af/0x4e0 [ 595.423168][T26612] dput+0xc6/0x360 [ 595.426894][T26612] do_renameat2+0x5c9/0x9b0 [ 595.431404][T26612] __x64_sys_rename+0x58/0x60 [ 595.436084][T26612] do_syscall_64+0x3d/0x90 [ 595.440491][T26612] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 595.446366][T26612] [ 595.448669][T26612] read to 0xffff888237d42528 of 1 bytes by task 26612 on cpu 0: [ 595.456273][T26612] __lru_add_drain_all+0x12c/0x3e0 [ 595.461371][T26612] lru_add_drain_all+0xc/0x10 [ 595.466074][T26612] invalidate_bdev+0x50/0x70 [ 595.470645][T26612] __loop_clr_fd+0x52b/0x8b0 [ 595.475223][T26612] lo_ioctl+0x9f7/0x1210 [ 595.479471][T26612] blkdev_ioctl+0x1d0/0x3c0 [ 595.484001][T26612] block_ioctl+0x6d/0x80 [ 595.488234][T26612] __se_sys_ioctl+0xcb/0x140 [ 595.492816][T26612] __x64_sys_ioctl+0x3f/0x50 [ 595.497393][T26612] do_syscall_64+0x3d/0x90 [ 595.501786][T26612] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 595.507657][T26612] [ 595.509973][T26612] value changed: 0x07 -> 0x00 [ 595.514620][T26612] [ 595.516919][T26612] Reported by Kernel Concurrency Sanitizer on: [ 595.523040][T26612] CPU: 0 PID: 26612 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 595.531808][T26612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 595.541868][T26612] ================================================================== 21:56:05 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = fcntl$getown(r1, 0x9) tkill(r3, 0x1b) r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r5 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r2) close(0xffffffffffffffff) rt_sigtimedwait(&(0x7f0000000000)={[0x2]}, 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:05 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x5b, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:05 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000560100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:05 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = fcntl$getown(r1, 0x9) ptrace$setregs(0xd, r3, 0x5, &(0x7f0000000040)="4c09b504364d098130ba4313356c1f6d022ea77df02e3f2959153d35dd6a14cc357c5d174fb2ca577e15a09b0c39016e0179412d64784e0b3701e645ff99f3a066021501dbfa571b") ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0xff) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) ptrace$peek(0x2, r0, &(0x7f0000000000)) tkill(r0, 0x14) 21:56:05 executing program 4 (fault-call:2 fault-nth:88): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:56:05 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) gettid() r5 = getpgid(r2) r6 = socket$netlink(0x10, 0x3, 0x0) fcntl$setown(r6, 0x8, r5) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) r7 = socket$netlink(0x10, 0x3, 0x0) writev(r7, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) finit_module(r7, &(0x7f0000000000)='*,\x00', 0x2) rmdir(&(0x7f0000000100)='./control\x00') [ 596.030013][T26670] loop4: detected capacity change from 0 to 128 [ 596.042330][T26670] FAULT_INJECTION: forcing a failure. [ 596.042330][T26670] name failslab, interval 1, probability 0, space 0, times 0 [ 596.055018][T26670] CPU: 1 PID: 26670 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 596.063857][T26670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 596.073923][T26670] Call Trace: 21:56:05 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x5c, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:05 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000570100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 596.077271][T26670] dump_stack_lvl+0xb7/0x103 [ 596.081866][T26670] dump_stack+0x11/0x1a [ 596.086020][T26670] should_fail+0x23c/0x250 [ 596.090456][T26670] __should_failslab+0x81/0x90 [ 596.095220][T26670] ? legacy_init_fs_context+0x2d/0x70 [ 596.100622][T26670] should_failslab+0x5/0x20 [ 596.105145][T26670] kmem_cache_alloc_trace+0x49/0x310 [ 596.110452][T26670] ? kmem_cache_alloc_trace+0x20f/0x310 [ 596.116018][T26670] ? alloc_fs_context+0x46/0x500 [ 596.120963][T26670] legacy_init_fs_context+0x2d/0x70 [ 596.126279][T26670] alloc_fs_context+0x419/0x500 [ 596.131258][T26670] fs_context_for_mount+0x1d/0x20 [ 596.136301][T26670] path_mount+0xdf5/0x1ce0 [ 596.140723][T26670] __se_sys_mount+0x23d/0x2e0 [ 596.145457][T26670] ? mntput+0x45/0x70 [ 596.149478][T26670] __x64_sys_mount+0x63/0x70 [ 596.154169][T26670] do_syscall_64+0x3d/0x90 [ 596.158715][T26670] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 596.164609][T26670] RIP: 0033:0x467afa [ 596.168572][T26670] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 596.188197][T26670] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 596.196610][T26670] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 596.204604][T26670] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 596.212646][T26670] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 596.220607][T26670] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 21:56:05 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000580100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:05 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000680)=[{&(0x7f0000001800)="3900000200000000000000e1c3e4ffff06000000010000007600000000000006040000000000000000922bc4f81f2c4bee3f3f83456614480dd2259cc35d0205653cf8f15fdcfa7088ac2639700200000000000000009300b64c29cb098f306a141f818f58c9df9d18e0a1a87e075257a24407e81331141bc7302e4fff5372a7e678362cf6ea3cd95438422f269f91cefa60ce93854deeefa3d6f2227e0fd645df7784032c4f0cc74957a728392ffeb0bfd4853cf5b4f953489c3f1405acab6235bfbd85f259597e000000", 0xcb}], 0x1) vmsplice(r0, &(0x7f0000001740)=[{&(0x7f0000000140)="925af6dcd15602c1c2249f17ae327e5ff366b2d875c5e69a98c93e2738608a02cb0d334d33e7b6a5a01e23ca3f1c61d2dc2a4ebb4f0b1fb42bb8ba5a756cfeaf5995c30b2b7a5e042164427651ae7b7a2c7c89f8612967e03a7eee04c66f14368a6c62f2fe7ed23232d0916f15d6182c2e250df49df6b6eb811824fa28521a725fa6df88dd7155775f372449806574ccb3d52662ac419dbf97be48225b603994faa2cfb4e5893083ab7ad32b2d59158d11386e90f682d0790192e0fa6e8fb06fb330da0890c6a7a8216214e720bf187ab404dfb9ae2e2694a5", 0xd9}, {&(0x7f0000000000)="6b432a83666f2f8658cc584039d2cf", 0xf}, {&(0x7f0000000240)="50d8882934281ffbcb6f2122918bd1986974e57de504d914e158d2526f451341fb95f59e7dc5cc713ac3252db7b01c75e48e87733a17df9356d9ab30778afc6ada137246a79fd2386e788cb38a32ecc64e223bb134deddc5ec4a0e2b24c73ae9926c95d089ececeebd0d167b8d5e5fad31421961c45c1f8e3abfbdc7da138c36e722910eb02e2fcfe93589a3779274019e8d9636999b40be433f1cf64c971f49af015540118bc3a563d7fdcfee04f850453f6e2d31f1b1e0bbd2ce3ff0722affe09084", 0xc3}, {&(0x7f0000000340)="8b9f7c7011534b655b5935ba3eba97ed8c53dd943dd9fc35577b42e53eb5cad202a544530c55bdc19c3a7536183b806cd1aa2cc6aa57de9da01a7c9d4b8c51d85ef4850ab0248cab8f13c35f21a686d02cd0b3e7e2070bb686fe1d9f9dffb5c50333b4a9837d798bc463b8f5a301dba2f7a84edc0518d810342b3ebcc5a110c94137677aa5def8681858e82390b1630ff3dbff051d42e1119d6f80613201715ec7de7eb7d4e994c65a07c225c68bac5b43efaf7f32b6923c91de0c24a8cb3939210529d289fbee13731639b22fc55be315e6748953ac", 0xd6}, {&(0x7f0000001900)="d5d47ab7e4f2e9a75f726ef7d651c1041ef80996194b3d0622a9853b3f8e1a4640b273ca71bcf826931b18c0f650bc43b6e23e356afce7999c545dd1ae40a2c3613c748563e04cae35e3433e5ead61d4248772eda18c1d3ea843581da48b309e3e261106290c3f9d2cae6e69c384f2793afdd9ae76401a4136618f7830858350ba05a4a0d4978f367c52fd4ab47ac3017945366dd0cf7707458babc16fdbd60c98659a4adcde6dfa82ba8ad01e3df30c", 0xb0}, {&(0x7f0000000740)="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", 0x1000}, {&(0x7f0000000040)="84e61cdb7236b171a21f10", 0xb}, {&(0x7f0000000500)="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", 0xfe}, {&(0x7f0000000600)="e52e922788a0f76cc2c6786c420cf4917246c4b896be093f5e8454b3be3f1553205c7570851beb6dbe206c16722ab9f1a5d906c0f61d7be9e851218a0ffcc183518a668ea297314e5c4c70450199ba84a564d6b120af07", 0x57}], 0x9, 0x3) r1 = gettid() r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$sock_SIOCSIFVLAN_DEL_VLAN_CMD(r2, 0x8983, &(0x7f0000000080)={0x1, 'xfrm0\x00', {}, 0x72}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r3, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r3, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r4}], 0x1, 0xfffffffffffffff8) dup2(r3, r4) fcntl$setown(r4, 0x8, r1) tkill(r1, 0x14) 21:56:05 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x5e, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 596.228567][T26670] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:56:05 executing program 4 (fault-call:2 fault-nth:89): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 596.288645][T26694] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. [ 596.305941][T26699] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 596.308290][T26703] loop4: detected capacity change from 0 to 128 [ 596.322935][T26703] FAULT_INJECTION: forcing a failure. [ 596.322935][T26703] name failslab, interval 1, probability 0, space 0, times 0 [ 596.335641][T26703] CPU: 1 PID: 26703 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 596.344413][T26703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 596.354554][T26703] Call Trace: [ 596.357861][T26703] dump_stack_lvl+0xb7/0x103 [ 596.362433][T26703] dump_stack+0x11/0x1a [ 596.366578][T26703] should_fail+0x23c/0x250 [ 596.371049][T26703] ? vfs_parse_fs_string+0x5e/0xc0 [ 596.376144][T26703] __should_failslab+0x81/0x90 [ 596.380899][T26703] should_failslab+0x5/0x20 [ 596.385380][T26703] __kmalloc_track_caller+0x64/0x340 [ 596.390758][T26703] kmemdup_nul+0x27/0x70 [ 596.395003][T26703] vfs_parse_fs_string+0x5e/0xc0 [ 596.399969][T26703] path_mount+0xf99/0x1ce0 [ 596.404395][T26703] __se_sys_mount+0x23d/0x2e0 [ 596.409062][T26703] ? mntput+0x45/0x70 [ 596.413046][T26703] __x64_sys_mount+0x63/0x70 [ 596.417629][T26703] do_syscall_64+0x3d/0x90 [ 596.422089][T26703] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 596.428001][T26703] RIP: 0033:0x467afa [ 596.431882][T26703] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 596.451504][T26703] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 596.459923][T26703] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 596.467882][T26703] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 596.475869][T26703] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 596.483857][T26703] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 596.491819][T26703] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 [ 596.503919][T26707] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. 21:56:06 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) rt_sigtimedwait(&(0x7f0000000000)={[0x4]}, &(0x7f0000000200), &(0x7f0000000080), 0x8) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000180), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0x2) r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) poll(&(0x7f0000000640)=[{0xffffffffffffffff, 0x8}, {}, {0xffffffffffffffff, 0x8020}, {r0, 0x2000}, {0xffffffffffffffff, 0x1}, {r5, 0x40}, {r3, 0x14}], 0x7, 0xffe0000) fcntl$setown(0xffffffffffffffff, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:06 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x60, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000005c0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:06 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) close_range(r0, r0, 0x0) r1 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r2, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r3}], 0x1, 0xfffffffffffffff8) r4 = socket$netlink(0x10, 0x3, 0x0) writev(r4, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) close_range(0xffffffffffffffff, r4, 0x0) dup2(r2, r3) fcntl$setown(r3, 0x8, r1) tkill(r1, 0x14) 21:56:06 executing program 4 (fault-call:2 fault-nth:90): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) [ 596.904706][T26734] loop4: detected capacity change from 0 to 128 [ 596.912998][T26734] FAULT_INJECTION: forcing a failure. [ 596.912998][T26734] name failslab, interval 1, probability 0, space 0, times 0 [ 596.925636][T26734] CPU: 1 PID: 26734 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 596.932293][T26699] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 596.934430][T26734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 21:56:06 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0x2) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000600100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 596.934442][T26734] Call Trace: [ 596.934502][T26734] dump_stack_lvl+0xb7/0x103 [ 596.961602][T26734] dump_stack+0x11/0x1a [ 596.965764][T26734] should_fail+0x23c/0x250 [ 596.970212][T26734] ? ext4_mount+0x40/0x40 [ 596.974537][T26734] ? getname_kernel+0x37/0x1d0 [ 596.979321][T26734] __should_failslab+0x81/0x90 [ 596.979750][T26739] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.5'. [ 596.984181][T26734] should_failslab+0x5/0x20 [ 596.984207][T26734] kmem_cache_alloc+0x46/0x2e0 21:56:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000080100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000000f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 597.002712][T26734] ? avc_has_perm_noaudit+0x19a/0x240 [ 597.008100][T26734] ? ext4_mount+0x40/0x40 [ 597.012422][T26734] getname_kernel+0x37/0x1d0 [ 597.017047][T26734] ? ext4_mount+0x40/0x40 [ 597.021410][T26734] kern_path+0x19/0x40 [ 597.025478][T26734] blkdev_get_by_path+0x54/0x1b0 [ 597.030418][T26734] mount_bdev+0x47/0x290 [ 597.034752][T26734] ? ext4_errno_to_code+0x110/0x110 [ 597.039964][T26734] ext4_mount+0x2d/0x40 [ 597.044227][T26734] legacy_get_tree+0x70/0xc0 [ 597.048863][T26734] vfs_get_tree+0x4a/0x1a0 21:56:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000100100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000110100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 597.053361][T26734] path_mount+0x11d4/0x1ce0 [ 597.057874][T26734] __se_sys_mount+0x23d/0x2e0 [ 597.062567][T26734] ? mntput+0x45/0x70 [ 597.066555][T26734] __x64_sys_mount+0x63/0x70 [ 597.071286][T26734] do_syscall_64+0x3d/0x90 [ 597.075738][T26734] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 597.081627][T26734] RIP: 0033:0x467afa [ 597.085510][T26734] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 21:56:06 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000120100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 597.105142][T26734] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 597.113571][T26734] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 597.121637][T26734] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 597.129622][T26734] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 597.137602][T26734] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 597.145570][T26734] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 [ 597.159164][T26766] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.1'. 21:56:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000150100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:07 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') ptrace$setopts(0x4206, 0x0, 0x5, 0xc89c3a96ae132fb4) 21:56:07 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x62, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:07 executing program 4 (fault-call:2 fault-nth:91): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:56:07 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='cpuacct.stat\x00', 0x0, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r1, 0xc0502100, &(0x7f0000000040)) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r2, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r3}], 0x1, 0xfffffffffffffff8) r4 = dup2(r2, r3) ioctl$TCFLSH(r4, 0x540b, 0x1) tkill(r0, 0x14) 21:56:07 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x5) close(r0) r1 = inotify_init1(0x1000) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) splice(r0, &(0x7f0000000000)=0xfffffffffffffffd, r4, &(0x7f0000000080)=0x2, 0x0, 0x6) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:07 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x64, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 597.782134][T26778] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.5'. 21:56:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000160100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 597.850026][T26793] loop4: detected capacity change from 0 to 128 [ 597.858696][T26793] FAULT_INJECTION: forcing a failure. [ 597.858696][T26793] name failslab, interval 1, probability 0, space 0, times 0 [ 597.871441][T26793] CPU: 1 PID: 26793 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 597.880254][T26793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 597.890310][T26793] Call Trace: [ 597.893586][T26793] dump_stack_lvl+0xb7/0x103 21:56:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000170100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000180100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 597.898174][T26793] dump_stack+0x11/0x1a [ 597.902400][T26793] should_fail+0x23c/0x250 [ 597.906812][T26793] __should_failslab+0x81/0x90 [ 597.911572][T26793] ? alloc_super+0x3a/0x520 [ 597.916202][T26793] should_failslab+0x5/0x20 [ 597.920712][T26793] kmem_cache_alloc_trace+0x49/0x310 [ 597.926028][T26793] ? mount_bdev+0x290/0x290 [ 597.930650][T26793] alloc_super+0x3a/0x520 [ 597.935010][T26793] ? mount_bdev+0x290/0x290 [ 597.939604][T26793] sget+0x1a5/0x400 [ 597.943474][T26793] ? test_bdev_super+0x30/0x30 21:56:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000190100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000210100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 597.948241][T26793] mount_bdev+0xd3/0x290 [ 597.952497][T26793] ? ext4_mount+0x40/0x40 [ 597.956836][T26793] ? ext4_errno_to_code+0x110/0x110 [ 597.962057][T26793] ext4_mount+0x2d/0x40 [ 597.966272][T26793] legacy_get_tree+0x70/0xc0 [ 597.970876][T26793] vfs_get_tree+0x4a/0x1a0 [ 597.975367][T26793] path_mount+0x11d4/0x1ce0 [ 597.979886][T26793] __se_sys_mount+0x23d/0x2e0 [ 597.984555][T26793] ? mntput+0x45/0x70 [ 597.988536][T26793] __x64_sys_mount+0x63/0x70 [ 597.993156][T26793] do_syscall_64+0x3d/0x90 21:56:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000220100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 597.997570][T26793] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 598.003465][T26793] RIP: 0033:0x467afa [ 598.007372][T26793] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 598.026985][T26793] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 598.035395][T26793] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 598.043345][T26793] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 598.051339][T26793] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 598.059338][T26793] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 598.067324][T26793] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:56:08 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) close(0xffffffffffffffff) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000230100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:08 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x65, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:10 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r5, r6, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd, 0x0, 0x0, 0x0, 0x1}, 0x0) io_submit(0x0, 0x4, &(0x7f0000001440)=[&(0x7f0000000000)={0x0, 0x0, 0x0, 0x3, 0x7, r4, &(0x7f0000000200)="da4ac194be96265ce880c2c12630b7e7701f2b3c62359741bd7298d8ca8f118eaa8efc7335f18a760ea6293294456651e803246293b1c064bc050c1c83debc0da6c9a33cf244a982c4a2b3f6e7c5fbb3d34380339cfd8e2250739aecb36b", 0x5e, 0x12b, 0x0, 0x1}, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x7ff, r3, &(0x7f0000000300)="346538ecde03b3dc628451879649f1c6dec0c105b0698c3012ae7ac9bd0d900a1a5e6914903b2b70b66ea974322b79ae47e3aa3e545ec9550c3f1e0b63f27a23f3613004437c32bdae34f588caf337aca739a862ec8c943da28745d14b8fc48e5411bc1c9f531ea6e9444aa35b5cb41c24fb69ef56263d41f27fc1c720c1a02001ea6ad8074a9c58435b75e795318e5f6be68c8b2aab3eb38a47d32b7e84dc1d65a78861f8282055d778347751f55502bbb87c15b0fb662b8127f5a625448f3a1b06ea902a2ecff34496537a", 0xcc, 0x1, 0x0, 0x2}, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x6, 0xebc, r3, &(0x7f0000000400)="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", 0x1000, 0x2, 0x0, 0x1}, &(0x7f0000001400)={0x0, 0x0, 0x0, 0x5, 0x0, r0, &(0x7f0000000280)="b02e1dd672a51a3e2c4975dec54e8ccfe40841df912a20700794f5db8302261ade3a18252782bd43b3b31a06d9a692879b8f", 0x32, 0x5, 0x0, 0x2}]) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r7, r7, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:10 executing program 4 (fault-call:2 fault-nth:92): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:56:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000240100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:10 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x66, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:10 executing program 1: r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r1 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000b28000)=0x3e) fcntl$setsig(r2, 0xa, 0x12) ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000000200)={'syztnl1\x00', &(0x7f0000000180)={'ip6tnl0\x00', 0x0, 0x2f, 0xf0, 0x79, 0x3, 0x10, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @ipv4={'\x00', '\xff\xff', @remote}, 0x8, 0x1, 0x5, 0x6}}) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000240)={0x0, @initdev, @multicast2}, &(0x7f0000000280)=0xc) sendmsg$ETHTOOL_MSG_FEATURES_GET(r0, &(0x7f0000000580)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000540)={&(0x7f00000002c0)={0x25c, 0x0, 0x8, 0x70bd26, 0x25dfdbfb, {}, [@HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_vlan\x00'}]}, @HEADER={0x84, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'lo\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_bond\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_batadv\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv_slave_1\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @HEADER={0x38, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bond_slave_1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0x38, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'macvlan1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}]}, @HEADER={0x4}, @HEADER={0x58, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'team_slave_0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'rose0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'geneve1\x00'}]}, @HEADER={0x50, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_hsr\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ip6gre0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'macsec0\x00'}]}, @HEADER={0x4c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bond_slave_0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_virt_wifi\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r4}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0x44, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_bridge\x00'}]}]}, 0x25c}, 0x1, 0x0, 0x0, 0x20800}, 0x24040041) poll(&(0x7f0000b2c000)=[{r3}], 0x1, 0xfffffffffffffff8) dup2(r2, r3) fcntl$setown(r3, 0x8, r1) tkill(r1, 0x14) 21:56:10 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r1 = signalfd(r0, &(0x7f00000001c0)={[0xfffffffffffffffc]}, 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r1) r2 = inotify_init1(0x0) fcntl$setstatus(r1, 0x4, 0x2c00) r3 = gettid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r1, 0x8, r3) writev(0xffffffffffffffff, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) splice(r4, &(0x7f0000000080)=0x2, 0xffffffffffffffff, &(0x7f0000000180)=0xfffffffffffffffb, 0xffffffffffffff7f, 0x0) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r2, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') setfsuid(r5) unlink(&(0x7f0000000000)='./control\x00') 21:56:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000250100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000260100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 600.860823][T26860] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.2'. [ 600.871078][T26863] loop4: detected capacity change from 0 to 128 [ 600.890877][T26863] FAULT_INJECTION: forcing a failure. [ 600.890877][T26863] name failslab, interval 1, probability 0, space 0, times 0 21:56:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000270100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:10 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x68, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 600.903498][T26863] CPU: 1 PID: 26863 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 600.912274][T26863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 600.922331][T26863] Call Trace: [ 600.925601][T26863] dump_stack_lvl+0xb7/0x103 [ 600.930187][T26863] dump_stack+0x11/0x1a [ 600.934351][T26863] should_fail+0x23c/0x250 [ 600.938831][T26863] ? kzalloc+0x1d/0x30 [ 600.942897][T26863] __should_failslab+0x81/0x90 [ 600.947662][T26863] should_failslab+0x5/0x20 [ 600.952170][T26863] __kmalloc+0x66/0x340 [ 600.956377][T26863] kzalloc+0x1d/0x30 21:56:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000280100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000290100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 600.960292][T26863] security_sb_alloc+0x3c/0x180 [ 600.965139][T26863] alloc_super+0x10b/0x520 [ 600.969556][T26863] ? mount_bdev+0x290/0x290 [ 600.974060][T26863] sget+0x1a5/0x400 [ 600.977863][T26863] ? test_bdev_super+0x30/0x30 [ 600.982636][T26863] mount_bdev+0xd3/0x290 [ 600.986879][T26863] ? ext4_mount+0x40/0x40 [ 600.991280][T26863] ? ext4_errno_to_code+0x110/0x110 [ 600.996492][T26863] ext4_mount+0x2d/0x40 [ 601.000663][T26863] legacy_get_tree+0x70/0xc0 [ 601.005282][T26863] vfs_get_tree+0x4a/0x1a0 [ 601.009712][T26863] path_mount+0x11d4/0x1ce0 [ 601.014221][T26863] __se_sys_mount+0x23d/0x2e0 [ 601.018895][T26863] ? mntput+0x45/0x70 [ 601.022907][T26863] __x64_sys_mount+0x63/0x70 [ 601.027504][T26863] do_syscall_64+0x3d/0x90 [ 601.031934][T26863] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 601.037844][T26863] RIP: 0033:0x467afa [ 601.041867][T26863] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 601.061465][T26863] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 601.069912][T26863] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 601.078004][T26863] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 601.085953][T26863] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 601.093907][T26863] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 601.101862][T26863] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:56:11 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f0000000080)={[0x7f]}, 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) r5 = inotify_add_watch(0xffffffffffffffff, &(0x7f00000000c0)='.\x00', 0x20000051) inotify_rm_watch(0xffffffffffffffff, r5) inotify_rm_watch(0xffffffffffffffff, r5) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:11 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x69, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002b0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:11 executing program 4 (fault-call:2 fault-nth:93): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:56:11 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b28000)=0x3e) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setsig(r3, 0xa, 0x2) poll(&(0x7f0000b2c000), 0x0, 0xfffffffffffffff8) r4 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x10000, 0x0) preadv(r4, &(0x7f0000000500)=[{&(0x7f0000000140)=""/172, 0xac}, {&(0x7f0000000200)=""/101, 0x65}, {&(0x7f0000000280)=""/226, 0xe2}, {&(0x7f0000000080)=""/64, 0x40}, {&(0x7f0000000380)=""/144, 0x90}, {&(0x7f0000000440)=""/46, 0x2e}, {&(0x7f0000000480)=""/107, 0x6b}], 0x7, 0xfff, 0x7f) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:56:11 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = gettid() tkill(r4, 0x1000000000013) wait4(r4, &(0x7f0000000080), 0x8, &(0x7f0000000200)) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r5, r5, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002c0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 601.730029][T26914] loop4: detected capacity change from 0 to 128 [ 601.747060][T26914] FAULT_INJECTION: forcing a failure. [ 601.747060][T26914] name failslab, interval 1, probability 0, space 0, times 0 [ 601.759813][T26914] CPU: 1 PID: 26914 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 601.768607][T26914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 21:56:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002d0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 601.778718][T26914] Call Trace: [ 601.782437][T26914] dump_stack_lvl+0xb7/0x103 [ 601.787027][T26914] dump_stack+0x11/0x1a [ 601.791181][T26914] should_fail+0x23c/0x250 [ 601.795654][T26914] ? __list_lru_init+0x70/0x680 [ 601.800533][T26914] __should_failslab+0x81/0x90 [ 601.805294][T26914] should_failslab+0x5/0x20 [ 601.809815][T26914] __kmalloc+0x66/0x340 [ 601.814025][T26914] ? prealloc_memcg_shrinker+0x444/0x460 [ 601.819697][T26914] __list_lru_init+0x70/0x680 [ 601.824414][T26914] alloc_super+0x490/0x520 21:56:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002e0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 601.828853][T26914] ? mount_bdev+0x290/0x290 [ 601.833367][T26914] sget+0x1a5/0x400 [ 601.837183][T26914] ? test_bdev_super+0x30/0x30 [ 601.841973][T26914] mount_bdev+0xd3/0x290 [ 601.846299][T26914] ? ext4_mount+0x40/0x40 [ 601.850737][T26914] ? ext4_errno_to_code+0x110/0x110 [ 601.855917][T26914] ext4_mount+0x2d/0x40 [ 601.860111][T26914] legacy_get_tree+0x70/0xc0 [ 601.864725][T26914] vfs_get_tree+0x4a/0x1a0 [ 601.869194][T26914] path_mount+0x11d4/0x1ce0 [ 601.873723][T26914] __se_sys_mount+0x23d/0x2e0 [ 601.878423][T26914] ? mntput+0x45/0x70 [ 601.882522][T26914] __x64_sys_mount+0x63/0x70 [ 601.887095][T26914] do_syscall_64+0x3d/0x90 [ 601.891514][T26914] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 601.897439][T26914] RIP: 0033:0x467afa [ 601.901311][T26914] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 601.920987][T26914] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 21:56:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000002f0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000300100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:11 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x6a, 0x983a, @rand_addr, 0x7f00}, 0x1c) [ 601.929379][T26914] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 601.937343][T26914] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 601.945312][T26914] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 601.953316][T26914] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 601.961397][T26914] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:56:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000330100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:12 executing program 4 (fault-call:2 fault-nth:94): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:56:12 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x6b, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:12 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r4 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r5, r6, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd, 0x0, 0x0, 0x0, 0x1}, 0x0) io_submit(0x0, 0x8, &(0x7f0000000a80)=[&(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x1, 0xffffffffffffffff, &(0x7f0000000200)="1d89e3db476984407c1f43ed31c6de0f12aa8b92630a1d793bb62a269383f5d2b11e5659e013c5c8762d2c4f1a3966b6492c637611428a3196218883882eba143cfe559d18ff0edd950ba2bf77c083e7c5e2e63f3a32dc5e536118683cbdf0e9cfaf5d9bffdda8db7a1e05bc3608387953883b881d6b653a62b0d961674867162c8d37d17ff5252b03a332888072fe3ff6873a1b3ad6ad684452ac9a9b9e953a768a40f41731", 0xa6, 0x0, 0x0, 0x2}, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x2, 0xd6a, r1, &(0x7f0000000300)="ae7a9e5f62bed880535e474cf89aebe4186736546c5bd73f59a7d150bf0c66cfae50bea3431c7ae19fe6fc7236af5eb860cb0f6b9d76c53f404aeafbb697da23218df3512faca759fdf25d212d5a47a6d8b5b4d6dd11efad796bbd7f71fe2f0c9cb3fa1668377e9add370e4ed31050ccdfe24887c15c6cbe365f6de83804f88bff34621ae9cd13231979c9158047aafda8b3281a4a21e8b27c08a9d1ea55e93648917ade6387996d3eff231dace7ab6091ed13de35fd68ca5fdadb32a89d58d1e57697635bb7077f6d", 0xc9, 0x80000001, 0x0, 0x1}, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x3, 0x1, r0, &(0x7f0000000400)="dc1d3c6de97579393bf0708a5a8a91f76a9d0b18809eaa9a2dab1d43eb46719c16011a5c2b8ec2a79634572ef11eb04f9c940b8e030c94418e8ebcf54ccaf0d2338b60f1f9686e2938d095692c7c04681d24b64ba1d81d26b830824b98ec10f704aeca81f9470b395ba4d5b363df417d90c03b13e19c22f7e5e76d22271bae205acd422854fad6a4117c4f4d6488a6360f09f591905d1f66f714308d1c8235becc969ab4ab371bf360f74d81dc4763a5038a832198949493e301e5232e34217ef604a787d9e7e1a2b802f7d15ea884b1fb565d00d1cac9f9a04f3e0f92076062595f2ab3d41d9016f644fd0a444e4dbf396d4f", 0xf3, 0x7fffffff, 0x0, 0x3}, &(0x7f0000000600)={0x0, 0x0, 0x0, 0x2, 0x7, 0xffffffffffffffff, &(0x7f0000000540)="04136535fbd48945c1118fb38c4ad85b1a8e86508a30adf895759f26249f4cc1464eda34835f5fa3275827b59cfad98791e6ab5915849682eb4081647b64cfd75521f29dba2e1574a6b8e9f2b6bce345ab0d6e1540447896c67ea7c589847d1acb8b548283ed6743be65dba0d78cd3a3c9265f864ebb205fafa72e7d8423a9e045547d72901b833ddafd6f6e3fac25c152b84188483f4807477db3c5992e05c7", 0xa0, 0x4, 0x0, 0x3}, &(0x7f0000000740)={0x0, 0x0, 0x0, 0x0, 0x81, 0xffffffffffffffff, &(0x7f0000000640)="b234749a69e72cd2846928caf18067ae9623095a4554a57e15aba7f671635cde0ce5dca2f3ce695e21607b63c46c1696e9ff6a96ed55ad318f748016f9a9ef7ce74e8de48d4ba166a2825e2da8bd44af0ebea1c20dbc993e80e078503a03c87912302dc3fae44153f22ebed027138a8a7e1ab3cc475192904b87bbf5dffd587f9e31cc0c82d1d9c109ef3ef9d4ee46cc21258368fd2d18dbb728f553f68026ac1ab23e5179a284563355c0002915fa3387df4e0521ccab616786af1ca68ac27858b5394804ea107014b627", 0xcb, 0x200, 0x0, 0x1}, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x5, 0x9, r0, &(0x7f0000000780)="d49dba103071d4c54eb222c9986793a8e0", 0x11, 0x5, 0x0, 0x1}, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x5, 0x1, 0xffffffffffffffff, &(0x7f0000000840)="75883f24333c7ab687a3d2045feb4edca50ccf1ac2ed9a6016d61decfaf803c549bd2e78eebd7e7d7e25abf1f42e8ce87e1ad7f88661a83252855008d1be7f5194dd86aff2d2818ad49ec5965c633f71fbb1dcd0207cb51ef361c5f2d4d4f912e0e7be5a39c99e2b9ef8928127605ad817df664a0738350cb9d94638976ac30924d3d991d15d48898a8101f4c04388db07c614e3c1c05b90d7b814d1a3f193dea7e4b73ddb6ec721", 0xa8, 0x9, 0x0, 0x1}, &(0x7f0000000a40)={0x0, 0x0, 0x0, 0x7, 0x7fff, r4, &(0x7f0000000940)="691b490a66a4826fc6dd992f05ad97277edc6a3f45d2805c34fc06e870b14728d97e9acd2cf9d192a6aa52d57ea2bcb6ec61631b9ca88e809648bfd0d7e7731453598812d594a90c44e97b7b113abfb232f3b9dcd9a8bebaeb33310ad6f74f633de621a413c8be59dd128a581dffefe8374be38b42e571a2ba4223cda4493a300a2fd76c32df0eee645a4d0cd689a260e6def52076aedfce03a3b19b46936e78da5fb57a29040fcc026a984d97bc5363e15c299f9910bad00562ba1faf007ea4bb639d442b2dafcc43cfe83612ba298836149155fd1d04", 0xd7, 0x7ff, 0x0, 0x2}]) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r7, r7, 0x0) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') [ 602.624437][T26961] loop4: detected capacity change from 0 to 128 [ 602.633439][T26961] FAULT_INJECTION: forcing a failure. [ 602.633439][T26961] name failslab, interval 1, probability 0, space 0, times 0 [ 602.646113][T26961] CPU: 1 PID: 26961 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 602.654854][T26961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 602.664916][T26961] Call Trace: [ 602.668174][T26961] dump_stack_lvl+0xb7/0x103 [ 602.672745][T26961] dump_stack+0x11/0x1a [ 602.676887][T26961] should_fail+0x23c/0x250 [ 602.681291][T26961] ? __list_lru_init+0x70/0x680 [ 602.686138][T26961] __should_failslab+0x81/0x90 [ 602.690884][T26961] should_failslab+0x5/0x20 [ 602.695414][T26961] __kmalloc+0x66/0x340 [ 602.699557][T26961] ? prealloc_memcg_shrinker+0x444/0x460 [ 602.705222][T26961] __list_lru_init+0x70/0x680 [ 602.709905][T26961] alloc_super+0x490/0x520 [ 602.714338][T26961] ? mount_bdev+0x290/0x290 [ 602.718833][T26961] sget+0x1a5/0x400 [ 602.722646][T26961] ? test_bdev_super+0x30/0x30 [ 602.727417][T26961] mount_bdev+0xd3/0x290 [ 602.731655][T26961] ? ext4_mount+0x40/0x40 [ 602.735963][T26961] ? ext4_errno_to_code+0x110/0x110 [ 602.741144][T26961] ext4_mount+0x2d/0x40 [ 602.745278][T26961] legacy_get_tree+0x70/0xc0 [ 602.749910][T26961] vfs_get_tree+0x4a/0x1a0 [ 602.754321][T26961] path_mount+0x11d4/0x1ce0 [ 602.758835][T26961] __se_sys_mount+0x23d/0x2e0 [ 602.763674][T26961] ? mntput+0x45/0x70 [ 602.767728][T26961] __x64_sys_mount+0x63/0x70 [ 602.772309][T26961] do_syscall_64+0x3d/0x90 [ 602.776772][T26961] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 602.782663][T26961] RIP: 0033:0x467afa [ 602.786547][T26961] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 602.806326][T26961] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 602.814778][T26961] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa [ 602.822769][T26961] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 602.830718][T26961] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 602.838666][T26961] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 602.846616][T26961] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800 21:56:14 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000700)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x5452, &(0x7f0000000000)=0x3e) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x14) 21:56:14 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = gettid() r3 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r4, r4, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r6, r7, &(0x7f0000000080)=@IORING_OP_FADVISE={0x18, 0x0, 0x0, @fd=r5, 0x0, 0x0, 0x0, 0x1}, 0x0) ioctl$TCFLSH(r5, 0x540b, 0x2) fcntl$setown(r0, 0x8, r2) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000380100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:14 executing program 4 (fault-call:2 fault-nth:95): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000070100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0xfca8, 0x400}, {&(0x7f0000000040)='.', 0x1, 0x800}], 0x0, &(0x7f0000013800)) 21:56:14 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x6c, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:14 executing program 5: r0 = signalfd(0xffffffffffffffff, &(0x7f00000001c0), 0x8) mkdir(&(0x7f0000000140)='./control\x00', 0x0) close(r0) r1 = inotify_init1(0x0) fcntl$setstatus(r0, 0x4, 0x2c00) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)="390000007600034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) ioctl$BTRFS_IOC_QGROUP_CREATE(r2, 0x4010942a, &(0x7f0000000000)={0x1, 0xfffffffffffffffc}) r3 = gettid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) rt_sigsuspend(&(0x7f0000000040), 0x8) r5 = openat(0xffffffffffffffff, &(0x7f00000002c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800000, 0x30, 0xffffffffffffffff, 0x0) preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x2) setresuid(r6, r6, 0x0) fcntl$setown(r0, 0x8, r3) rt_sigtimedwait(&(0x7f00000002c0), 0x0, 0x0, 0x8) inotify_add_watch(r1, &(0x7f00000000c0)='./control\x00', 0xa0000a14) rmdir(&(0x7f0000000100)='./control\x00') 21:56:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003c0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 604.761685][T26992] loop4: detected capacity change from 0 to 128 [ 604.765380][T26994] netlink: 33 bytes leftover after parsing attributes in process `syz-executor.5'. [ 604.778153][T26992] FAULT_INJECTION: forcing a failure. [ 604.778153][T26992] name failslab, interval 1, probability 0, space 0, times 0 [ 604.790802][T26992] CPU: 0 PID: 26992 Comm: syz-executor.4 Not tainted 5.14.0-rc1-syzkaller #0 [ 604.799564][T26992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 21:56:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003d0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) 21:56:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="200000003e0100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 604.809672][T26992] Call Trace: [ 604.812954][T26992] dump_stack_lvl+0xb7/0x103 [ 604.817652][T26992] dump_stack+0x11/0x1a [ 604.821807][T26992] should_fail+0x23c/0x250 [ 604.826234][T26992] ? __list_lru_init+0x70/0x680 [ 604.831106][T26992] __should_failslab+0x81/0x90 [ 604.835867][T26992] should_failslab+0x5/0x20 [ 604.840422][T26992] __kmalloc+0x66/0x340 [ 604.844712][T26992] __list_lru_init+0x70/0x680 [ 604.849403][T26992] alloc_super+0x4bf/0x520 [ 604.853819][T26992] ? mount_bdev+0x290/0x290 [ 604.858408][T26992] sget+0x1a5/0x400 21:56:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000410100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 604.862223][T26992] ? test_bdev_super+0x30/0x30 [ 604.866991][T26992] mount_bdev+0xd3/0x290 [ 604.871233][T26992] ? ext4_mount+0x40/0x40 [ 604.875659][T26992] ? ext4_errno_to_code+0x110/0x110 [ 604.880860][T26992] ext4_mount+0x2d/0x40 [ 604.885025][T26992] legacy_get_tree+0x70/0xc0 [ 604.889619][T26992] vfs_get_tree+0x4a/0x1a0 [ 604.894019][T26992] path_mount+0x11d4/0x1ce0 [ 604.898589][T26992] __se_sys_mount+0x23d/0x2e0 [ 604.903287][T26992] ? mntput+0x45/0x70 [ 604.907246][T26992] __x64_sys_mount+0x63/0x70 [ 604.911815][T26992] do_syscall_64+0x3d/0x90 [ 604.916228][T26992] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 604.922177][T26992] RIP: 0033:0x467afa [ 604.926067][T26992] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 604.945665][T26992] RSP: 002b:00007f18c1399fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 604.954060][T26992] RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 0000000000467afa 21:56:14 executing program 3: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001100)={0x0, 0x1000}, 0x4) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000000)=0xffffe946, 0x4) setsockopt$inet6_tcp_int(r2, 0x6, 0xa, &(0x7f0000000080)=0x8, 0x4) sendto$inet6(r2, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x6d, 0x983a, @rand_addr, 0x7f00}, 0x1c) 21:56:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000300)=[{&(0x7f00000000c0)="20000000420100000c000048ce0000000f000000010000000000000000000000002000000020000020000000d7f4655fd7f4655f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000013800)) [ 604.962047][T26992] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f18c139a000 [ 604.970001][T26992] RBP: 00007f18c139a040 R08: 00007f18c139a040 R09: 0000000020000000 [ 604.977968][T26992] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 604.985929][T26992] R13: 0000000020000100 R14: 00007f18c139a000 R15: 0000000020013800