program: r0 = socket$inet6(0xa, 0xd, 0x9) r1 = socket$kcm(0x10, 0x2, 0x4) close(r1) r2 = socket(0x10, 0x3, 0x0) syz_mount_image$udf(&(0x7f0000000180), &(0x7f0000000100)='./bus\x00', 0x1014494, &(0x7f0000000440)={[{@iocharset={'iocharset', 0x3d, 'cp932'}}, {@partition={'partition', 0x3d, 0x3}}, {@gid_forget}, {@gid_forget}, {@noadinicb}, {@undelete}, {@uid_forget}]}, 0xfe, 0xc24, &(0x7f0000001480)="$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") r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000300)={0x30, r4, 0x1, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r5}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x4010}, 0x40040) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r6, 0xab08, 0xffffffffffffffff) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0) sendmsg$kcm(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000000)="2e00000010008188040f80ec59acbc0413a1f8480d0000005e140602000000000e000a000f00000002800000121f", 0x2e}], 0x1}, 0x0) sendmsg$inet(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000011c0)=[{&(0x7f0000000140)="5c00000011006bcc9e3be35c6e17aa31076b876c1d0000007ea60864160af36514001ac004000202080002000300010004000400eab556a705251e618294ff0051f60a84c9f4d4938037e786a6d0001000000e4509c5bbcd72c6c953", 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x0) setsockopt$inet6_int(r0, 0x29, 0x3c, &(0x7f0000311ffc)=0x1, 0x4) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000000)=0x202, 0x4) setsockopt$inet6_buf(r0, 0x29, 0x3e, &(0x7f00002cef88)="d84f7398", 0x4) sendto$inet6(r0, &(0x7f0000000800)="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", 0x5ad, 0x0, &(0x7f0000000080)={0xa, 0x5e20, 0x0, @mcast2}, 0x1c) syz_mount_image$udf(&(0x7f00000002c0), &(0x7f0000000040)='./file0\x00', 0x4006, &(0x7f0000000140)=ANY=[@ANYRESDEC=r0, @ANYRES16, @ANYRES32=r0, @ANYBLOB="296ac4554935d00acfac7dec8aae3475e07ffae558416b91cc12ce8c0df00586c168f4430b6a73b3ab4eb70970f26d4f84923dca2772237e6b6620476a67f8471091cb85f3d8e49948ae0345e9f268746d839defde1ea5fe3346631f6d9d7c1f25f6", @ANYRESOCT=r0], 0xff, 0xc0c, &(0x7f0000001500)="$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") setrlimit(0x1, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = open(&(0x7f00000000c0)='./bus\x00', 0xca942, 0x0) r8 = open(&(0x7f0000000200)='./bus\x00', 0x147142, 0x0) pwrite64(r8, &(0x7f0000000300)='_', 0x1, 0x10000000005) ftruncate(r7, 0x8002007ffb) recvmmsg(r0, &(0x7f0000001340)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) [ 73.344864][ T5299] Bluetooth: hci0: command tx timeout [ 73.505164][ T5320] loop0: detected capacity change from 0 to 2048 [ 73.528361][ T5320] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 73.540627][ T5320] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4 [ 73.557356][ T5320] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 73.625889][ T5320] block nbd0: NBD_DISCONNECT [ 73.642582][ T5320] netlink: 'syz.0.0': attribute type 10 has an invalid length. [ 73.647834][ T5320] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.651982][ T5320] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.663252][ T5320] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.666617][ T5320] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.670089][ T5320] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.673294][ T5320] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.681094][ T5320] bond0: (slave bridge0): Enslaving as an active interface with an up link [ 73.720033][ T5320] ------------[ cut here ]------------ [ 73.722301][ T5320] le32_to_cpu(aed->lengthAllocDescs) != epos->offset - sizeof(struct allocExtDesc) [ 73.722339][ T5320] WARNING: fs/udf/inode.c:2088 at __udf_add_aext+0x524/0x6d0, CPU#0: syz.0.0/5320 [ 73.730130][ T5320] Modules linked in: [ 73.731830][ T5320] CPU: 0 UID: 0 PID: 5320 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 73.735566][ T5320] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 73.739897][ T5320] RIP: 0010:__udf_add_aext+0x524/0x6d0 [ 73.742354][ T5320] Code: 71 e0 fe 49 8b 3e 4c 89 e6 e8 48 91 05 ff 31 c0 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 2d 97 76 fe 90 <0f> 0b 90 e9 14 fc ff ff e8 1f 97 76 fe 90 0f 0b 90 e9 66 fd ff ff [ 73.750838][ T5320] RSP: 0018:ffffc9000e9c77e8 EFLAGS: 00010287 [ 73.753632][ T5320] RAX: ffffffff834defc3 RBX: dffffc0000000000 RCX: 0000000000100000 [ 73.757257][ T5320] RDX: ffffc9000f42a000 RSI: 000000000000316e RDI: 000000000000316f [ 73.760837][ T5320] RBP: 1ffff92001d38f69 R08: ffff88803a46c980 R09: 0000000000000002 [ 73.764471][ T5320] R10: 0000000000000001 R11: 0000000000000002 R12: 00000000000001d0 [ 73.768023][ T5320] R13: 0000000000000000 R14: ffffc9000e9c7b40 R15: ffffc9000e9c7b48 [ 73.771594][ T5320] FS: 00007f6c387d86c0(0000) GS:ffff88808ccea000(0000) knlGS:0000000000000000 [ 73.775440][ T5320] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.778062][ T5320] CR2: 00007f6c2b8ffe00 CR3: 000000001234f000 CR4: 0000000000352ef0 [ 73.781175][ T5320] Call Trace: [ 73.782602][ T5320] [ 73.784029][ T5320] udf_setup_indirect_aext+0x609/0x800 [ 73.786237][ T5320] ? __udf_add_aext+0x508/0x6d0 [ 73.788193][ T5320] udf_do_extend_file+0x8a5/0x11e0 [ 73.791042][ T5320] ? udf_next_aext+0x447/0x530 [ 73.793814][ T5320] ? __pfx_udf_do_extend_file+0x10/0x10 [ 73.797453][ T5320] ? inode_bmap+0x397/0x710 [ 73.799559][ T5320] udf_setsize+0xbf3/0x10b0 [ 73.801985][ T5320] ? udf_setattr+0x385/0x5a0 [ 73.804181][ T5320] ? __pfx_udf_setsize+0x10/0x10 [ 73.806410][ T5320] ? down_write+0x16d/0x200 [ 73.808471][ T5320] ? __pfx_down_write+0x10/0x10 [ 73.810789][ T5320] ? __pfx_current_time+0x10/0x10 [ 73.812976][ T5320] udf_setattr+0x3a1/0x5a0 [ 73.815038][ T5320] ? __pfx_udf_setattr+0x10/0x10 [ 73.817128][ T5320] notify_change+0xc1a/0xf40 [ 73.819161][ T5320] do_truncate+0x1c2/0x250 [ 73.821253][ T5320] ? __pfx_do_truncate+0x10/0x10 [ 73.823583][ T5320] do_ftruncate+0x4db/0x5c0 [ 73.825704][ T5320] ? __pfx_do_ftruncate+0x10/0x10 [ 73.827992][ T5320] ? __fget_files+0x2a/0x420 [ 73.830126][ T5320] __x64_sys_ftruncate+0x92/0xf0 [ 73.832360][ T5320] do_syscall_64+0xe2/0xf80 [ 73.834625][ T5320] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.837326][ T5320] ? trace_irq_disable+0x37/0x100 [ 73.839544][ T5320] ? clear_bhb_loop+0x60/0xb0 [ 73.841633][ T5320] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.844293][ T5320] RIP: 0033:0x7f6c3799aeb9 [ 73.846303][ T5320] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 73.854915][ T5320] RSP: 002b:00007f6c387d8028 EFLAGS: 00000246 ORIG_RAX: 000000000000004d [ 73.858588][ T5320] RAX: ffffffffffffffda RBX: 00007f6c37c15fa0 RCX: 00007f6c3799aeb9 [ 73.862100][ T5320] RDX: 0000000000000000 RSI: 0000008002007ffb RDI: 0000000000000009 [ 73.865698][ T5320] RBP: 00007f6c37a08c1f R08: 0000000000000000 R09: 0000000000000000 [ 73.869201][ T5320] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 73.872717][ T5320] R13: 00007f6c37c16038 R14: 00007f6c37c15fa0 R15: 00007ffd964d55f8 [ 73.876370][ T5320] [ 73.877846][ T5320] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 73.881040][ T5320] CPU: 0 UID: 0 PID: 5320 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 73.884927][ T5320] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 73.889394][ T5320] Call Trace: [ 73.890946][ T5320] [ 73.892204][ T5320] vpanic+0x1e0/0x670 [ 73.893850][ T5320] panic+0xc5/0xd0 [ 73.895371][ T5320] ? __pfx_panic+0x10/0x10 [ 73.897228][ T5320] __warn+0x315/0x4a0 [ 73.898862][ T5320] ? __udf_add_aext+0x524/0x6d0 [ 73.900993][ T5320] ? __udf_add_aext+0x524/0x6d0 [ 73.903129][ T5320] __report_bug+0x29a/0x540 [ 73.905152][ T5320] ? __udf_add_aext+0x524/0x6d0 [ 73.907325][ T5320] ? __pfx___report_bug+0x10/0x10 [ 73.909579][ T5320] ? __mark_inode_dirty+0x45c/0x1320 [ 73.911896][ T5320] ? folio_mark_accessed+0x3a9/0x8c0 [ 73.914238][ T5320] ? __udf_add_aext+0x524/0x6d0 [ 73.916386][ T5320] report_bug+0x16a/0x220 [ 73.918299][ T5320] ? __udf_add_aext+0x524/0x6d0 [ 73.920415][ T5320] ? __udf_add_aext+0x526/0x6d0 [ 73.922650][ T5320] handle_bug+0x98/0x200 [ 73.924538][ T5320] exc_invalid_op+0x1a/0x50 [ 73.926567][ T5320] asm_exc_invalid_op+0x1a/0x20 [ 73.928778][ T5320] RIP: 0010:__udf_add_aext+0x524/0x6d0 [ 73.931138][ T5320] Code: 71 e0 fe 49 8b 3e 4c 89 e6 e8 48 91 05 ff 31 c0 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 2d 97 76 fe 90 <0f> 0b 90 e9 14 fc ff ff e8 1f 97 76 fe 90 0f 0b 90 e9 66 fd ff ff [ 73.939515][ T5320] RSP: 0018:ffffc9000e9c77e8 EFLAGS: 00010287 [ 73.942252][ T5320] RAX: ffffffff834defc3 RBX: dffffc0000000000 RCX: 0000000000100000 [ 73.945723][ T5320] RDX: ffffc9000f42a000 RSI: 000000000000316e RDI: 000000000000316f [ 73.949209][ T5320] RBP: 1ffff92001d38f69 R08: ffff88803a46c980 R09: 0000000000000002 [ 73.952727][ T5320] R10: 0000000000000001 R11: 0000000000000002 R12: 00000000000001d0 [ 73.956188][ T5320] R13: 0000000000000000 R14: ffffc9000e9c7b40 R15: ffffc9000e9c7b48 [ 73.959510][ T5320] ? __udf_add_aext+0x523/0x6d0 [ 73.961731][ T5320] ? __udf_add_aext+0x523/0x6d0 [ 73.963965][ T5320] udf_setup_indirect_aext+0x609/0x800 [ 73.966416][ T5320] ? __udf_add_aext+0x508/0x6d0 [ 73.968589][ T5320] udf_do_extend_file+0x8a5/0x11e0 [ 73.970912][ T5320] ? udf_next_aext+0x447/0x530 [ 73.973083][ T5320] ? __pfx_udf_do_extend_file+0x10/0x10 [ 73.975560][ T5320] ? inode_bmap+0x397/0x710 [ 73.977624][ T5320] udf_setsize+0xbf3/0x10b0 [ 73.979654][ T5320] ? udf_setattr+0x385/0x5a0 [ 73.981811][ T5320] ? __pfx_udf_setsize+0x10/0x10 [ 73.984051][ T5320] ? down_write+0x16d/0x200 [ 73.985980][ T5320] ? __pfx_down_write+0x10/0x10 [ 73.988134][ T5320] ? __pfx_current_time+0x10/0x10 [ 73.990420][ T5320] udf_setattr+0x3a1/0x5a0 [ 73.992386][ T5320] ? __pfx_udf_setattr+0x10/0x10 [ 73.994580][ T5320] notify_change+0xc1a/0xf40 [ 73.996555][ T5320] do_truncate+0x1c2/0x250 [ 73.998441][ T5320] ? __pfx_do_truncate+0x10/0x10 [ 74.000611][ T5320] do_ftruncate+0x4db/0x5c0 [ 74.002581][ T5320] ? __pfx_do_ftruncate+0x10/0x10 [ 74.004767][ T5320] ? __fget_files+0x2a/0x420 [ 74.006726][ T5320] __x64_sys_ftruncate+0x92/0xf0 [ 74.008838][ T5320] do_syscall_64+0xe2/0xf80 [ 74.010883][ T5320] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.013519][ T5320] ? trace_irq_disable+0x37/0x100 [ 74.015718][ T5320] ? clear_bhb_loop+0x60/0xb0 [ 74.017719][ T5320] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.020282][ T5320] RIP: 0033:0x7f6c3799aeb9 [ 74.022320][ T5320] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 74.030694][ T5320] RSP: 002b:00007f6c387d8028 EFLAGS: 00000246 ORIG_RAX: 000000000000004d [ 74.034408][ T5320] RAX: ffffffffffffffda RBX: 00007f6c37c15fa0 RCX: 00007f6c3799aeb9 [ 74.037853][ T5320] RDX: 0000000000000000 RSI: 0000008002007ffb RDI: 0000000000000009 [ 74.041422][ T5320] RBP: 00007f6c37a08c1f R08: 0000000000000000 R09: 0000000000000000 [ 74.044976][ T5320] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 74.048509][ T5320] R13: 00007f6c37c16038 R14: 00007f6c37c15fa0 R15: 00007ffd964d55f8 [ 74.052003][ T5320] [ 74.053749][ T5320] Kernel Offset: disabled [ 74.055731][ T5320] Rebooting in 86400 seconds..