program: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000440)={0x2, 0x3}, 0x8) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e24, @multicast2}, 0x10) r1 = io_uring_setup(0x351a, &(0x7f00000000c0)={0x0, 0x4491, 0x40, 0x2, 0x2e0}) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x200000, &(0x7f0000000180), 0xfc, 0x564, &(0x7f00000008c0)="$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") r2 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1e5) open(&(0x7f0000000180)='./bus\x00', 0x14937e, 0x111) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) r3 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r3, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x2, 0x8005, 0x0, 0x0, 0x19, 0x1c, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171cef54ec32d71e14ef3dc177e9b48b000000000000000000001f00", "f28359738e229a4c668100000000000000002100", [0x204, 0x20000]}) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r4, 0xc00c642e, &(0x7f0000001980)={0x0, 0x0, r4}) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, &(0x7f00000019c0)={r5}) setsockopt$RDS_GET_MR(r2, 0x114, 0x2, &(0x7f0000001b00)={{&(0x7f0000001a00)=""/173, 0xad}, &(0x7f0000001ac0), 0x40}, 0x20) ioctl$FS_IOC_RESVSP(r4, 0x40305829, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x8001}) io_uring_setup(0xa2a, &(0x7f0000000140)={0x0, 0xd0ef, 0x80, 0x1, 0x64, 0x0, r1}) connect$inet(r0, &(0x7f0000000480)={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) r6 = openat$comedi(0xffffff9c, &(0x7f0000000040)='/dev/comedi1\x00', 0x2180, 0x0) r7 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r7, &(0x7f0000000000)={0x0, 0x7c, &(0x7f00000000c0)=[{&(0x7f0000000180)="d8000000180081064e81f782db4cb904021d0800fd007c05e8fe55a10a000400014002020a600e41b0000900ac00060411000000160012000a0003000248035c3b61c1d67f6f94007134cf6efb8000a007a290457f01a7cee4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe7c9f8775730d16a4683f5ae24e25ccca9e00360db79826835d3a71d95667e006dcdf63951f215ce3bb9ad809d5e1cace81ed0bffece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92954b43370e9703920723f9000000008af26c8b7b55f4d2a6823a45f28fcb1d", 0xd8}], 0x1}, 0x0) ioctl$COMEDI_DEVCONFIG(r6, 0x40946400, &(0x7f0000000300)={'das16m1\x00', [0x2f00, 0x5, 0xd096, 0x1039, 0xca1, 0xfffffffe, 0x20000004, 0x5, 0xffc, 0x9, 0xc, 0x1, 0x4, 0x4, 0xffff, 0x6, 0x5, 0x40000009, 0x830, 0x10030000, 0x10000, 0x9, 0x800, 0x101, 0x2, 0x8001, 0x7, 0xf4, 0x4, 0x5, 0x70f]}) mmap(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x1, 0x810, r6, 0x1efa1000) r8 = openat$sr(0xffffffffffffff9c, &(0x7f00000001c0), 0x40802, 0x0) ioctl$SG_IO(r8, 0x2285, &(0x7f0000002740)={0x53, 0xfffffffffffffffc, 0x6, 0x0, @buffer={0x0, 0x20000, &(0x7f0000000200)=""/4096}, &(0x7f00000025c0)="15c8800bfad6", 0x0, 0x8, 0x10011, 0x1, 0x0}) syz_usb_connect(0x2, 0xb29, &(0x7f0000000e40)={{0x12, 0x1, 0x151, 0xc6, 0xa2, 0x1b, 0x40, 0xaf0, 0x6971, 0x5242, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0xb17, 0x3, 0x8, 0x6, 0x90, 0xd, [{{0x9, 0x4, 0x2f, 0x9, 0x9, 0x4d, 0xa2, 0xc0, 0x9, [@generic={0xfa, 0x10, "25603e087a14545932854437e0a0ffbbef5bb43ddbbe14d7ce5b80d944d3ebb08127f9a1453fce2ed65633722da9143f2645c7b91e251efae857cd7965a01cc46eca0d722b57557cfdce41072c2c130248ec2950f5c57d19d972c551b3a4d4e9ce6191cf2ca89329c20ffee648e9be314f6c4713117a9ae83f65b758ce38a8b23ed5f070a88c63c07710da545a4971be049e6b2a7c5ba663de6c48a7f89a49a031ae91603698870cf8b1a35216c140f87bef7531b8b424c1be79c4dfaabcdd068865265365cc7c8d397a2cf35b90fcbaae08b23cc7c4679dd8fbb6228ffbde0fdd8d9ac684fae0f86500d6502359ed2c3b2be97dd431fb5c"}], [{{0x9, 0x5, 0xb, 0x10, 0x20, 0x6, 0x1, 0x5, [@generic={0xa, 0xe, "c015821144f6da28"}, @uac_iso={0x7, 0x25, 0x1, 0x80, 0x5, 0x7ff}]}}, {{0x9, 0x5, 0x4, 0x0, 0x8, 0xd, 0x1, 0x8}}, {{0x9, 0x5, 0x9, 0x2, 0x3ff, 0x80, 0x8, 0xb4, [@generic={0x9f, 0xe, "ae84fe2dcd282cc411ac4ac6cbb6677a0aa6489955c5b48cafc72594a380f30e2e32bf27546b923d05cc500d897c5ead9bf1500baa946d77f166c8016642aca82a613a6f627751e795b2984a98c3f11401a2acc6c85de03ee6849d8690f9141ba5ef95c3b8971101c4c6df7e42e2049c9188f06d6d2a886077f3ed51b76dcf9d1be9b03ecd3652fae6e597479497bd492ff86329db45dd128e2ebde25e"}]}}, {{0x9, 0x5, 0xd, 0x4, 0x8, 0xb6, 0x0, 0x4, [@uac_iso={0x7, 0x25, 0x1, 0x2, 0x40, 0x5}]}}, {{0x9, 0x5, 0x2, 0x8, 0x400, 0x9, 0x5, 0x5, [@generic={0xba, 0x0, "751b6361b887b14b13785ff65afb5bf893529f73a76523b88084db319ffad1400438f2117feadb8675f3fe1612ba66d0511d923307cfd8498b2b01012f8197a5404db97a5d7f41dcc77564165c5d384261c0c759d193ea3fd2ec713955aa611018e41ee05da93d8bfc4007631f979689f125598ef6398578dc1cff6f1812e182c0c8644aa9bf3dab006ff5381565c4d200a8a27eb2ee0557a9139a5491e4f793f362d50d794c4be10aed7127098601bb191793e335c4d26b"}, @generic={0x3d, 0x31, "fa7be6616cc3ec85d7de7db3ccd32b8c8a465611a406c081a716ec7e0b6395926ca5f12670e4eb1f028b68f033e965efbe59ea074734ce6429cb57"}]}}, {{0x9, 0x5, 0x3, 0xc, 0x400, 0x0, 0x4, 0xff, [@uac_iso={0x7, 0x25, 0x1, 0x0, 0x5, 0x1ff}, @uac_iso={0x7, 0x25, 0x1, 0x2, 0x0, 0xdd0f}]}}, {{0x9, 0x5, 0x9, 0x10, 0x3ff, 0xfa, 0x3, 0xf, [@uac_iso={0x7, 0x25, 0x1, 0x3, 0x7f, 0x3}]}}, {{0x9, 0x5, 0x1, 0x0, 0x0, 0x0, 0x7, 0x7, [@uac_iso={0x7, 0x25, 0x1, 0x0, 0x8, 0xd3}, @uac_iso={0x7, 0x25, 0x1, 0x82, 0x1, 0x401}]}}, {{0x9, 0x5, 0x10e, 0x3, 0x3ff, 0x1, 0x4, 0x5, [@generic={0x1c, 0x21, "a3db6a5855bab45e5e7b7804ec85be2e2d1a1765b4443611fcf3"}, @uac_iso={0x7, 0x25, 0x1, 0x2, 0x5, 0x8}]}}]}}, {{0x9, 0x4, 0x4, 0x5, 0x9, 0x32, 0x8d, 0x5f, 0x3, [@uac_as, @hid_hid={0x9, 0x21, 0x100, 0x1, 0x1, {0x22, 0xca}}], [{{0x9, 0x5, 0x6, 0x8, 0x20, 0x1, 0x6, 0x4, [@generic={0x5a, 0xc, "7b3be8a512404cb0df104d80ed1ddfcf6440344f15f961d45a594e6d4c6073651d9f02ba3933c274abaf752ad5714c993c305bed178fa47563e34ac1cce732d2dfac9d74d571509034088b336e09e4344e0066d7fd04c53e"}, @generic={0x40, 0x9, "1c2a1dd8a82df2e572646c0a160df55e8d8b1bd3d11c73b50e9946935c62c1bb945a9a365eb7b4de209824a3e8811c60ee03006150a227344a23f64afc84"}]}}, {{0x9, 0x5, 0xf, 0x10, 0x3ff, 0x1, 0x5, 0x2, [@uac_iso={0x7, 0x25, 0x1, 0x1, 0x5, 0x6}]}}, {{0x9, 0x5, 0xd, 0xc, 0x10, 0x1, 0x0, 0x6, [@generic={0x81, 0xb, "35131a9bd369f83bb219c17ade530a3e8dea5eeb5d3002b7fd86e1bb02f9117d5783ef3cd138cf811c75d1ff225c471ef01008ddc141feaec43823d632ea1ddf6a5c3a102c6e2023e395c3ce690c9186d99a3f519955155780342800dbd3bb018af732ea2cc6ed331135fe7cfd6ef8c72af5c472441b04403e0d7f193ce760"}, @generic={0xe7, 0x22, "5a17a0af481d4e02cf3a5527a368e744a7f562c4ccc897557da4166c57d9ae75e1ae9e04eef686ecab555ab9b069a2cce42d585ffdf42cb7a992b48530720279c86b3937de8abae1d0345794efbcc413a88e210dcda8d43cbaec56fcff665c4d48535d639f40da202518f6c17ebdadae04a2faa25852638c476fae854d218405335f4e790fab7be494f84f2b805017a00a37a6363db62660417c7c6799e376a4c583c8515e01f6843f5ceac80d1e6c6464d79073cc2de86fe16ca5eddaa65e7e6c4cdd3c22cc193511f77ac7b3d57ebc4a2604890e9174cb16bafaa0fe00c454ae6b243ebf"}]}}, {{0x9, 0x5, 0x2, 0x10, 0x10, 0x4, 0x6, 0x81}}, {{0x9, 0x5, 0xa, 0x0, 0x20, 0x1, 0x5, 0x80}}, {{0x9, 0x5, 0xc, 0x4, 0x40, 0x9, 0x0, 0x5, [@generic={0xf6, 0xb, "a0d1aa6bce5f206fc96347fbd0b04d4baba6bb50ab9c4a94d0eec592e51f0a8f96301c442fa7133c319e7ca8eb569a9cbb04fc317dfcc4e3c3a14279e4c47e1ffd502bd744c54e9d5f1013bb9e8afa0722b225b22cc620114eeea53157b40e0ee2d8d74db1e79c26333fe350c57811faacabf5490e023bb5aefcf2135b8bdfccdabc85b84ac8da00b441fc6171b72b7b5f516e579b324832e46a2412159a1ccdb96f63e77f67629cb2590019e6fd2e027c52354ddf40b91433f400bfcb44a6a354f6a351c1376a119d4c26aed71c46a542f435c4ea9ac485899e1de4f98e715c148548df5ab66b4fcdfc0e5b252bad14ac7e0774"}, @uac_iso={0x7, 0x25, 0x1, 0x1, 0x7f, 0x4}]}}, {{0x9, 0x5, 0x2, 0x10, 0x3ff, 0x8, 0x7, 0x10, [@uac_iso={0x7, 0x25, 0x1, 0x1, 0x7, 0x721b}, @generic={0xe4, 0x24, "050f7d69a201207382b08e19fcfb294d674b032aa98bd539f10646f2c599eb108d73d08dec5d90b78002e182453920137822b770fae51b5abcd9e11f96df4f2bd55e42000859e94edd5cdbc6f3b39119398dd07cb628109c2b664723ef82ae923b30afbf9fe76747ae2dc7ddba4f9265b2bcd7f1169a24368ec2dd2ed668b2c974d3c8ff1a86abe1363e538fdec9cde9b00b072b86161eee20d9f309f214897d7ac5128fd172e7b6b4f9968018e497ce0c2da63a8ad2eeeb2a376688f7af5926ef02c318a345346e56194f5b7da75136f5b9110257313e864ed68897184658a58105"}]}}, {{0x9, 0x5, 0x1, 0x3, 0x3ff, 0x7, 0xf7, 0x4}}, {{0x9, 0x5, 0xb, 0x0, 0x400, 0x9, 0x7, 0x20}}]}}, {{0x9, 0x4, 0x2c, 0x3, 0xa, 0xa, 0xd3, 0x49, 0x81, [], [{{0x9, 0x5, 0x6, 0x13, 0x10, 0x2, 0xd, 0x8, [@generic={0xe4, 0x2, "df8d0da99a5ee3d571ccad8758fc1b6c0e1204a1739494af3fc882c15dc102c17e9be0c3c3207ebd492889e797e53b46a23a55acb68ac78de4d0dff8efd41bef6a63ccb4f9da1680e66da52fe99964bb922d7fb39bc59d0a210a3a5087dd9167a1ddad87296c54f8668286ed838a0e4f1b48ebf8d949b0b4531869a998eb23af46ef629e4ac4fa4ee7dce2c7723d185e342c991ecc0b41c7a2a94a35a6dd0bcfdb0401f2494f8429f862fa05fc0c91da4dafcee2d7951f13e06446890d8e969171a1928a5c0ee7fcd81b8332754e061338229d620501fc61f67661e427b05c35944a"}]}}, {{0x9, 0x5, 0x5, 0x10, 0x40, 0x2, 0xfd, 0x7f}}, {{0x9, 0x5, 0x3, 0x0, 0x20, 0x9, 0x82, 0x1, [@generic={0x2c, 0x8, "945a223e9a3ee098a0cec7b622062187173277674372ab2efa34538e3a87077eb5f46d0b5f37f80b7219"}]}}, {{0x9, 0x5, 0x1, 0x3, 0xbb1bd353a8729896, 0x1, 0x1, 0x6}}, {{0x9, 0x5, 0x3, 0x2, 0x10, 0x81, 0x2, 0x3d, [@generic={0x5a, 0x24, "dd635d53ccc1ce9396c109be3142cbfba54c7346cb999095746d0c65027f342af1f40c68276f2cd1511f4b680e829fe5c39ce99776451eea955f9625afd8c94613907531d943dc0838acb69e3a1de592941e85c44bf5c0cd"}, @uac_iso={0x7, 0x25, 0x1, 0x1, 0x6, 0x3}]}}, {{0x9, 0x5, 0xb, 0x0, 0x400, 0x98, 0x2, 0x0, [@uac_iso={0x7, 0x25, 0x1, 0x80, 0xd, 0xfff9}]}}, {{0x9, 0x5, 0x8, 0x10, 0x200, 0x4, 0x0, 0x9, [@generic={0x73, 0x1, "0d50781d85310fc607c60522f67b27079d8a15268a03b0176942d9afb59708f8fba1671dbd276e95e926cb6d5907ab6bf65e9e7b5f798f8466b87ade3a3a66fe7c2f25c5515fc17f966be97e68d6d3e11d52fe7307df2cbc545d4904cea9f51954db2d9b83576d97bf0d4c9eeb8faec782"}, @generic={0x34, 0x7, "d78ac419b626a37b76c515d267b6035fa05f4c66f540f6734efeb80b3f0dcbc86beac557f53844ebaffe1809c0a62c95f0e5"}]}}, {{0x9, 0x5, 0x1, 0x3, 0x3ff, 0x4, 0x7, 0xa, [@generic={0x5, 0xe, "b176de"}, @uac_iso={0x7, 0x25, 0x1, 0x715d0bd45aac5fc1, 0x4, 0x8}]}}, {{0x9, 0x5, 0xd, 0x1, 0xe834e48b34d3e499, 0x9, 0x40, 0x5, [@generic={0xcf, 0x9, "371adefb5398b00e06455f47cedac3b4578c8a32cc94b6509d65a1dc6badc759ca6639706360c6e80f6f3b6d4d9617f17bfdcf702e49234e74b6ca2d57a9ed787097690f52304788eeba5b2ca644d076f2f3ef09229c23ae169cf4835d65425b854e1745c9b884df0db2462bf51ab46c8a099a9f82836a5d96384a0e7599093b0c18ccef2b5686e749bc658434f7579e625c4fd2e72be6f68ab5637fb40038406afec0d4d3113483c68a6337170d9aa8a669c97e885c49f4f15737934b966d194644e97df3a9b89e1dbc524bca"}, @uac_iso={0x7, 0x25, 0x1, 0x82, 0x97, 0xfa5d}]}}, {{0x9, 0x5, 0x80, 0x10, 0x10, 0x9, 0x1, 0x80, [@uac_iso={0x7, 0x25, 0x1, 0x2, 0xee, 0x1}, @uac_iso={0x7, 0x25, 0x1, 0x2, 0x4, 0xa}]}}]}}]}}]}}, &(0x7f00000003c0)={0xa, &(0x7f00000001c0)={0xa, 0x6, 0x0, 0x7, 0x15, 0x97, 0x20, 0x6}, 0xf, &(0x7f0000000240)={0x5, 0xf, 0xf, 0x2, [@ext_cap={0x7, 0x10, 0x2, 0xc, 0x9, 0x7, 0x3ff}, @ptm_cap={0x3}]}, 0x1, [{0x4, &(0x7f00000002c0)=@lang_id={0x4, 0x3, 0x448}}]}) ioctl$COMEDI_INSN(r6, 0x8028640c, &(0x7f0000000000)={0x4000000, 0xf, &(0x7f0000000080)=[0x3, 0x3, 0x4, 0x7, 0x4660, 0xfffffff9, 0xe0, 0xfffffff7, 0x9, 0xf5, 0xffffffff, 0x2, 0x200, 0x4, 0x6], 0x3, 0x4}) close(r0) [ 68.309380][ T5333] Bluetooth: hci0: command tx timeout [ 68.390735][ T5353] loop0: detected capacity change from 0 to 1024 [ 68.446735][ T5353] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 68.496299][ T5353] loop0: detected capacity change from 1024 to 64 [ 68.513628][ T5353] ================================================================== [ 68.516865][ T5353] BUG: KASAN: out-of-bounds in ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.520110][ T5353] Read of size 18446744073709551600 at addr ffff88804d2572b8 by task syz.0.0/5353 [ 68.524029][ T5353] [ 68.525062][ T5353] CPU: 0 UID: 0 PID: 5353 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 68.525078][ T5353] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 68.525085][ T5353] Call Trace: [ 68.525093][ T5353] [ 68.525099][ T5353] dump_stack_lvl+0x189/0x250 [ 68.525118][ T5353] ? __virt_addr_valid+0x1c8/0x5c0 [ 68.525134][ T5353] ? rcu_is_watching+0x15/0xb0 [ 68.525146][ T5353] ? __kasan_check_byte+0x12/0x40 [ 68.525162][ T5353] ? __pfx_dump_stack_lvl+0x10/0x10 [ 68.525174][ T5353] ? rcu_is_watching+0x15/0xb0 [ 68.525185][ T5353] ? lock_release+0x4b/0x3e0 [ 68.525202][ T5353] ? __virt_addr_valid+0x1c8/0x5c0 [ 68.525215][ T5353] ? __virt_addr_valid+0x4a5/0x5c0 [ 68.525230][ T5353] print_report+0xca/0x240 [ 68.525241][ T5353] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.525254][ T5353] kasan_report+0x118/0x150 [ 68.525266][ T5353] ? bdev_getblk+0x80/0x660 [ 68.525282][ T5353] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.525299][ T5353] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.525314][ T5353] kasan_check_range+0x2b0/0x2c0 [ 68.525330][ T5353] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.525344][ T5353] __asan_memmove+0x29/0x70 [ 68.525355][ T5353] ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.525373][ T5353] ext4_xattr_ibody_set+0x254/0x6a0 [ 68.525390][ T5353] ext4_destroy_inline_data_nolock+0x214/0x5b0 [ 68.525404][ T5353] ? __pfx_ext4_destroy_inline_data_nolock+0x10/0x10 [ 68.525419][ T5353] ? __asan_memcpy+0x40/0x70 [ 68.525428][ T5353] ? ext4_read_inline_data+0x103/0x2c0 [ 68.525435][ T5353] ext4_convert_inline_data_nolock+0x1f1/0x970 [ 68.525446][ T5353] ? __pfx_ext4_convert_inline_data_nolock+0x10/0x10 [ 68.525455][ T5353] ? down_write+0x162/0x1f0 [ 68.525517][ T5353] ext4_convert_inline_data+0x4b3/0x5e0 [ 68.525531][ T5353] ? __pfx_ext4_convert_inline_data+0x10/0x10 [ 68.525542][ T5353] ? down_write+0x162/0x1f0 [ 68.525556][ T5353] ? rcu_read_lock_any_held+0xb3/0x120 [ 68.525566][ T5353] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 68.525579][ T5353] ext4_fallocate+0x1e2/0x3d0 [ 68.525597][ T5353] vfs_fallocate+0x669/0x7e0 [ 68.525612][ T5353] ? __pfx_vfs_fallocate+0x10/0x10 [ 68.525627][ T5353] file_ioctl+0x611/0x780 [ 68.525640][ T5353] ? __pfx_file_ioctl+0x10/0x10 [ 68.525654][ T5353] ? kasan_quarantine_put+0xdd/0x220 [ 68.525668][ T5353] ? tomoyo_path_number_perm+0x1bc/0x5a0 [ 68.525683][ T5353] ? tomoyo_path_number_perm+0x1bc/0x5a0 [ 68.525694][ T5353] do_vfs_ioctl+0xb33/0x1430 [ 68.525701][ T5353] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 68.525714][ T5353] ? __lock_acquire+0xab9/0xd20 [ 68.525734][ T5353] ? __fget_files+0x2a/0x420 [ 68.525758][ T5353] ? __fget_files+0x2a/0x420 [ 68.525773][ T5353] ? __fget_files+0x3a0/0x420 [ 68.525787][ T5353] ? __fget_files+0x2a/0x420 [ 68.525801][ T5353] ? bpf_lsm_file_ioctl+0x9/0x20 [ 68.525815][ T5353] __se_sys_ioctl+0x82/0x170 [ 68.525826][ T5353] do_syscall_64+0xfa/0x3b0 [ 68.525876][ T5353] ? lockdep_hardirqs_on+0x9c/0x150 [ 68.525888][ T5353] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.525900][ T5353] ? clear_bhb_loop+0x60/0xb0 [ 68.525913][ T5353] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.525923][ T5353] RIP: 0033:0x7fa1a018eec9 [ 68.525932][ T5353] 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 a8 ff ff ff f7 d8 64 89 01 48 [ 68.525942][ T5353] RSP: 002b:00007fa1a102a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 68.525955][ T5353] RAX: ffffffffffffffda RBX: 00007fa1a03e5fa0 RCX: 00007fa1a018eec9 [ 68.525964][ T5353] RDX: 0000200000000000 RSI: 0000000040305829 RDI: 0000000000000009 [ 68.525972][ T5353] RBP: 00007fa1a0211f91 R08: 0000000000000000 R09: 0000000000000000 [ 68.525980][ T5353] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 68.525988][ T5353] R13: 00007fa1a03e6038 R14: 00007fa1a03e5fa0 R15: 00007ffc7aff5c28 [ 68.525999][ T5353] [ 68.526004][ T5353] [ 68.682253][ T5353] The buggy address belongs to the physical page: [ 68.684791][ T5353] page: refcount:3 mapcount:0 mapping:ffff88803202cd80 index:0x2 pfn:0x4d257 [ 68.688249][ T5353] memcg:ffff888030488d00 [ 68.690276][ T5353] aops:def_blk_aops ino:700000 dentry name(?):"" [ 68.693120][ T5353] flags: 0x4fff18000004204(referenced|workingset|private|node=1|zone=1|lastcpupid=0x7ff) [ 68.697161][ T5353] raw: 04fff18000004204 0000000000000000 dead000000000122 ffff88803202cd80 [ 68.700802][ T5353] raw: 0000000000000002 ffff88804488e740 00000003ffffffff ffff888030488d00 [ 68.704252][ T5353] page dumped because: kasan: bad access detected [ 68.706921][ T5353] page_owner tracks the page as allocated [ 68.709262][ T5353] page last allocated via order 0, migratetype Movable, gfp_mask 0x148c48(GFP_NOFS|__GFP_MOVABLE|__GFP_NOFAIL|__GFP_COMP|__GFP_HARDWALL), pid 5353, tgid 5352 (syz.0.0), ts 68512773929, free_ts 68454402932 [ 68.717639][ T5353] post_alloc_hook+0x240/0x2a0 [ 68.719687][ T5353] get_page_from_freelist+0x21e4/0x22c0 [ 68.722018][ T5353] __alloc_frozen_pages_noprof+0x181/0x370 [ 68.724339][ T5353] alloc_pages_mpol+0x232/0x4a0 [ 68.726024][ T5353] alloc_pages_noprof+0xa9/0x190 [ 68.728006][ T5353] folio_alloc_noprof+0x1e/0x30 [ 68.730106][ T5353] filemap_alloc_folio_noprof+0xdf/0x470 [ 68.732725][ T5353] __filemap_get_folio+0x3f2/0xaf0 [ 68.734973][ T5353] bdev_getblk+0x1ad/0x660 [ 68.736600][ T5353] __ext4_get_inode_loc+0x561/0x1040 [ 68.738543][ T5353] ext4_get_inode_loc+0x81/0xf0 [ 68.740429][ T5353] ext4_convert_inline_data+0x254/0x5e0 [ 68.742875][ T5353] ext4_fallocate+0x1e2/0x3d0 [ 68.744525][ T5353] vfs_fallocate+0x669/0x7e0 [ 68.746039][ T5353] file_ioctl+0x611/0x780 [ 68.747468][ T5353] do_vfs_ioctl+0xb33/0x1430 [ 68.749202][ T5353] page last free pid 5329 tgid 5329 stack trace: [ 68.751697][ T5353] free_unref_folios+0xdbd/0x1520 [ 68.753880][ T5353] folios_put_refs+0x559/0x640 [ 68.755900][ T5353] folio_batch_move_lru+0x3b8/0x460 [ 68.758174][ T5353] lru_add_drain_cpu+0x119/0x880 [ 68.760314][ T5353] lru_add_drain+0x122/0x3e0 [ 68.762237][ T5353] __folio_batch_release+0x48/0x90 [ 68.764404][ T5353] shmem_undo_range+0x49e/0x14b0 [ 68.766506][ T5353] shmem_evict_inode+0x272/0xa70 [ 68.768559][ T5353] evict+0x504/0x9c0 [ 68.770228][ T5353] __dentry_kill+0x209/0x660 [ 68.772156][ T5353] dput+0x19f/0x2b0 [ 68.773663][ T5353] do_renameat2+0x6de/0xa80 [ 68.775671][ T5353] __x64_sys_rename+0x82/0x90 [ 68.777734][ T5353] do_syscall_64+0xfa/0x3b0 [ 68.779720][ T5353] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.782268][ T5353] [ 68.783317][ T5353] Memory state around the buggy address: [ 68.785288][ T5353] ffff88804d257180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 68.788703][ T5353] ffff88804d257200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 68.791956][ T5353] >ffff88804d257280: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 68.795234][ T5353] ^ [ 68.797721][ T5353] ffff88804d257300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 68.800908][ T5353] ffff88804d257380: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 68.804213][ T5353] ================================================================== [ 68.834478][ T5354] netlink: 'syz.0.0': attribute type 4 has an invalid length. [ 68.838690][ T5353] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 68.841775][ T5353] CPU: 0 UID: 0 PID: 5353 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 68.845491][ T5353] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 68.849962][ T5353] Call Trace: [ 68.851259][ T5353] [ 68.852594][ T5353] dump_stack_lvl+0x99/0x250 [ 68.854330][ T5353] ? __asan_memcpy+0x40/0x70 [ 68.856422][ T5353] ? __pfx_dump_stack_lvl+0x10/0x10 [ 68.858576][ T5353] ? __pfx__printk+0x10/0x10 [ 68.860578][ T5353] vpanic+0x281/0x750 [ 68.862246][ T5353] ? __pfx_print_hex_dump+0x10/0x10 [ 68.864448][ T5353] ? __pfx_vpanic+0x10/0x10 [ 68.866384][ T5353] ? preempt_schedule_common+0x83/0xd0 [ 68.868806][ T5353] ? preempt_schedule+0xae/0xc0 [ 68.870902][ T5353] panic+0xb9/0xc0 [ 68.872525][ T5353] ? __pfx_panic+0x10/0x10 [ 68.874374][ T5353] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 68.877095][ T5353] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.879367][ T5353] check_panic_on_warn+0x89/0xb0 [ 68.881476][ T5353] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.883648][ T5353] end_report+0x78/0x160 [ 68.885059][ T5353] kasan_report+0x129/0x150 [ 68.886763][ T5353] ? bdev_getblk+0x80/0x660 [ 68.888581][ T5353] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.890708][ T5353] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.892877][ T5353] kasan_check_range+0x2b0/0x2c0 [ 68.894800][ T5353] ? ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.896981][ T5353] __asan_memmove+0x29/0x70 [ 68.898872][ T5353] ext4_xattr_set_entry+0x9c1/0x1e20 [ 68.901149][ T5353] ext4_xattr_ibody_set+0x254/0x6a0 [ 68.903389][ T5353] ext4_destroy_inline_data_nolock+0x214/0x5b0 [ 68.905892][ T5353] ? __pfx_ext4_destroy_inline_data_nolock+0x10/0x10 [ 68.908629][ T5353] ? __asan_memcpy+0x40/0x70 [ 68.910543][ T5353] ? ext4_read_inline_data+0x103/0x2c0 [ 68.912873][ T5353] ext4_convert_inline_data_nolock+0x1f1/0x970 [ 68.915292][ T5353] ? __pfx_ext4_convert_inline_data_nolock+0x10/0x10 [ 68.918045][ T5353] ? down_write+0x162/0x1f0 [ 68.919948][ T5353] ext4_convert_inline_data+0x4b3/0x5e0 [ 68.922305][ T5353] ? __pfx_ext4_convert_inline_data+0x10/0x10 [ 68.924920][ T5353] ? down_write+0x162/0x1f0 [ 68.926880][ T5353] ? rcu_read_lock_any_held+0xb3/0x120 [ 68.929103][ T5353] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 68.931318][ T5353] ext4_fallocate+0x1e2/0x3d0 [ 68.933203][ T5353] vfs_fallocate+0x669/0x7e0 [ 68.934997][ T5353] ? __pfx_vfs_fallocate+0x10/0x10 [ 68.936993][ T5353] file_ioctl+0x611/0x780 [ 68.938787][ T5353] ? __pfx_file_ioctl+0x10/0x10 [ 68.940859][ T5353] ? kasan_quarantine_put+0xdd/0x220 [ 68.943170][ T5353] ? tomoyo_path_number_perm+0x1bc/0x5a0 [ 68.945554][ T5353] ? tomoyo_path_number_perm+0x1bc/0x5a0 [ 68.947973][ T5353] do_vfs_ioctl+0xb33/0x1430 [ 68.950008][ T5353] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 68.952087][ T5353] ? __lock_acquire+0xab9/0xd20 [ 68.954224][ T5353] ? __fget_files+0x2a/0x420 [ 68.956181][ T5353] ? __fget_files+0x2a/0x420 [ 68.958223][ T5353] ? __fget_files+0x3a0/0x420 [ 68.960188][ T5353] ? __fget_files+0x2a/0x420 [ 68.962170][ T5353] ? bpf_lsm_file_ioctl+0x9/0x20 [ 68.964301][ T5353] __se_sys_ioctl+0x82/0x170 [ 68.966347][ T5353] do_syscall_64+0xfa/0x3b0 [ 68.968336][ T5353] ? lockdep_hardirqs_on+0x9c/0x150 [ 68.970641][ T5353] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.973308][ T5353] ? clear_bhb_loop+0x60/0xb0 [ 68.975364][ T5353] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.977886][ T5353] RIP: 0033:0x7fa1a018eec9 [ 68.979848][ T5353] 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 a8 ff ff ff f7 d8 64 89 01 48 [ 68.987428][ T5353] RSP: 002b:00007fa1a102a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 68.990698][ T5353] RAX: ffffffffffffffda RBX: 00007fa1a03e5fa0 RCX: 00007fa1a018eec9 [ 68.993881][ T5353] RDX: 0000200000000000 RSI: 0000000040305829 RDI: 0000000000000009 [ 68.997058][ T5353] RBP: 00007fa1a0211f91 R08: 0000000000000000 R09: 0000000000000000 [ 69.000293][ T5353] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 69.003539][ T5353] R13: 00007fa1a03e6038 R14: 00007fa1a03e5fa0 R15: 00007ffc7aff5c28 [ 69.006852][ T5353] [ 69.008444][ T5353] Kernel Offset: disabled [ 69.010318][ T5353] Rebooting in 86400 seconds..