program: syz_mount_image$ext4(&(0x7f00000003c0)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x10, &(0x7f0000000140)={[{@norecovery}]}, 0xed, 0x474, &(0x7f0000000b80)="$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") r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000000c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r2, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x2}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000740)={0x2c, r2, 0x5, 0x0, 0x100, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @fils_params=[@NL80211_ATTR_FILS_ERP_REALM={0x4}]]}, 0x2c}}, 0x4004) sendmsg$IPSET_CMD_CREATE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="54000000020603000000000000000000000000000d000300686173683a6e65740000000005000400000000000900020073797a31000000000c000780080008400000007005000500020300000500010006"], 0x54}}, 0x0) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000080)={0x54, 0x2, 0x6, 0x801, 0x0, 0x0, {}, [@IPSET_ATTR_DATA={0xc, 0x7, 0x0, 0x1, [@IPSET_ATTR_TIMEOUT={0x8}]}, @IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0xa}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_TYPENAME={0xd, 0x3, 'hash:net\x00'}]}, 0x54}}, 0x0) r5 = io_uring_setup(0x18ef, &(0x7f0000000000)) io_uring_register$IORING_REGISTER_FILES(r5, 0x2, &(0x7f00000004c0)=[r5], 0x1) open(&(0x7f0000000100)='./bus\x00', 0x14927e, 0x1) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f00000003c0)='./bus\x00', 0x0, 0x5000, 0x0) r6 = open(&(0x7f0000000000)='./bus\x00', 0x8000, 0xa0) ioctl$LOOP_SET_STATUS64(r6, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x8005, 0x0, 0x0, 0x14, 0xd, "ef359f413bb9386ff7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e7376b7a5ff537ed73ac58818d78c660e677df8dc905b90242b7c528a076d2f6a00400", "036c5bc6780820d1cbf7966d61fdcf335263bd9b0abdc2542ded71038259ca171ce1a311ef545032d71e14ef3dc177e9b48b001d00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x8]}) sendmmsg$inet(r4, &(0x7f00000002c0), 0x0, 0x44000) r7 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101842, 0x11) r8 = openat$bsg(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/bsg/0:0:0:0\x00', 0x434000, 0x0) r9 = signalfd4(r1, &(0x7f0000000300)={[0xfffffffffffffff7]}, 0x8, 0x80000) ioctl$BTRFS_IOC_SEND(r8, 0x40489426, &(0x7f0000000400)={{r9}, 0x8, &(0x7f0000000340)=[0x23bb, 0x5, 0x2, 0x9, 0x9, 0x8000000000000000, 0xfffffffffffffff8, 0x1], 0xeb}) pwritev2(r7, &(0x7f0000000cc0)=[{&(0x7f0000000240)=';', 0xffffffbc}], 0x1, 0xfff, 0xc, 0x4) [ 85.170360][ T5315] loop0: detected capacity change from 0 to 512 [ 85.212629][ T5280] Bluetooth: hci0: command tx timeout [ 85.329200][ T5315] EXT4-fs (loop0): invalid journal inode [ 85.339369][ T5315] EXT4-fs (loop0): can't get journal size [ 85.418272][ T5315] EXT4-fs (loop0): 1 truncate cleaned up [ 85.432702][ T5315] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 85.533354][ T5315] loop0: detected capacity change from 512 to 64 [ 85.553482][ T5315] syz.0.0: attempt to access beyond end of device [ 85.553482][ T5315] loop0: rw=2049, sector=72, nr_sectors = 2 limit=64 [ 85.559110][ T5315] EXT4-fs warning (device loop0): ext4_end_bio:372: I/O error 10 writing to inode 15 starting block 36) [ 85.565358][ T5315] Buffer I/O error on device loop0, logical block 36 [ 85.569064][ T5315] syz.0.0: attempt to access beyond end of device [ 85.569064][ T5315] loop0: rw=2049, sector=78, nr_sectors = 2 limit=64 [ 85.577671][ T5315] EXT4-fs warning (device loop0): ext4_end_bio:372: I/O error 10 writing to inode 15 starting block 39) [ 85.583947][ T5315] Buffer I/O error on device loop0, logical block 39 [ 85.587649][ T5315] syz.0.0: attempt to access beyond end of device [ 85.587649][ T5315] loop0: rw=2049, sector=80, nr_sectors = 16 limit=64 [ 85.593843][ T5315] EXT4-fs warning (device loop0): ext4_end_bio:372: I/O error 10 writing to inode 15 starting block 40) [ 85.599557][ T5315] Buffer I/O error on device loop0, logical block 40 [ 85.602402][ T5315] Buffer I/O error on device loop0, logical block 41 [ 85.605152][ T5315] Buffer I/O error on device loop0, logical block 42 [ 85.608246][ T5315] Buffer I/O error on device loop0, logical block 43 [ 85.617409][ T12] EXT4-fs error (device loop0): ext4_do_update_inode:5690: inode #15: comm kworker/u4:0: corrupted inode contents [ 85.639300][ T12] EXT4-fs error (device loop0): ext4_dirty_inode:6587: inode #15: comm kworker/u4:0: mark_inode_dirty error [ 85.659191][ T5315] Buffer I/O error on device loop0, logical block 44 [ 85.662072][ T5315] Buffer I/O error on device loop0, logical block 45 [ 85.665104][ T5315] Buffer I/O error on device loop0, logical block 46 [ 85.668128][ T5315] Buffer I/O error on device loop0, logical block 47 [ 85.675245][ T12] EXT4-fs error (device loop0): ext4_do_update_inode:5690: inode #15: comm kworker/u4:0: corrupted inode contents [ 85.681598][ T12] EXT4-fs error (device loop0): ext4_dirty_inode:6587: inode #15: comm kworker/u4:0: mark_inode_dirty error [ 85.792322][ T5315] EXT4-fs error (device loop0): ext4_do_update_inode:5690: inode #15: comm syz.0.0: corrupted inode contents [ 85.798141][ T5315] EXT4-fs error (device loop0): ext4_dirty_inode:6587: inode #15: comm syz.0.0: mark_inode_dirty error [ 85.805663][ T5315] ------------[ cut here ]------------ [ 85.808147][ T5315] kernel BUG at fs/ext4/mballoc.c:4780! [ 85.810636][ T5315] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 85.813376][ T5315] CPU: 0 UID: 0 PID: 5315 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.817564][ T5315] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 85.822249][ T5315] RIP: 0010:ext4_mb_use_inode_pa+0x6bf/0x720 [ 85.824974][ T5315] Code: e8 86 46 a4 ff 48 ba 00 00 00 00 00 fc ff df e9 d7 fa ff ff e8 12 91 35 ff 90 0f 0b e8 0a 91 35 ff 90 0f 0b e8 02 91 35 ff 90 <0f> 0b e8 fa 90 35 ff 90 0f 0b 48 8b 0c 24 48 83 c1 54 80 e1 07 80 [ 85.833895][ T5315] RSP: 0018:ffffc9000e29e6a0 EFLAGS: 00010283 [ 85.836506][ T5315] RAX: ffffffff82909eee RBX: 00000000ffffffc6 RCX: 0000000000100000 [ 85.839957][ T5315] RDX: ffffc9000ef42000 RSI: 0000000000011942 RDI: 0000000000011943 [ 85.843721][ T5315] RBP: 1ffff11008f1dcb5 R08: ffff8880478f3163 R09: 1ffff11008f1e62c [ 85.847542][ T5315] R10: dffffc0000000000 R11: ffffed1008f1e62d R12: 0000000000000000 [ 85.850806][ T5315] R13: 0000000000000058 R14: 1ffff11008f1e62f R15: ffff8880478f3178 [ 85.854117][ T5315] FS: 00007f5c3fd2d6c0(0000) GS:ffff88808c85f000(0000) knlGS:0000000000000000 [ 85.858240][ T5315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.861118][ T5315] CR2: 0000200000018000 CR3: 0000000037c32000 CR4: 0000000000352ef0 [ 85.864433][ T5315] Call Trace: [ 85.865912][ T5315] [ 85.867174][ T5315] ext4_mb_use_preallocated+0x638/0x13e0 [ 85.869903][ T5315] ext4_mb_new_blocks+0x5a0/0x4530 [ 85.872562][ T5315] ? do_raw_spin_unlock+0x4d/0x210 [ 85.874764][ T5315] ? _raw_spin_unlock+0x28/0x50 [ 85.876862][ T5315] ? __pfx_ext4_new_meta_blocks+0x10/0x10 [ 85.879254][ T5315] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 85.882556][ T5315] ? ext4_block_to_path+0x382/0x700 [ 85.885239][ T5315] ext4_ind_map_blocks+0xe96/0x22a0 [ 85.887523][ T5315] ? stack_trace_save+0xa9/0x100 [ 85.889604][ T5315] ? __pfx_ext4_ind_map_blocks+0x10/0x10 [ 85.892086][ T5315] ? ext4_alloc_io_end_vec+0x2b/0x160 [ 85.894540][ T5315] ? down_write+0x16d/0x200 [ 85.897183][ T5315] ext4_map_create_blocks+0xbb/0x530 [ 85.899910][ T5315] ext4_map_blocks+0x7e4/0x1240 [ 85.902252][ T5315] ? __pfx_ext4_map_blocks+0x10/0x10 [ 85.904402][ T5315] ? __ext4_journal_ensure_credits+0x30/0x450 [ 85.907044][ T5315] ext4_do_writepages+0x19e3/0x47a0 [ 85.909794][ T5315] ? __pfx_ext4_do_writepages+0x10/0x10 [ 85.912299][ T5315] ? rcu_is_watching+0x15/0xb0 [ 85.914470][ T5315] ? trace_irq_enable+0x3b/0x140 [ 85.916606][ T5315] ? trace_irq_enable+0x3b/0x140 [ 85.918804][ T5315] ? debug_object_free+0x29c/0x340 [ 85.921495][ T5315] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 85.924268][ T5315] ? do_raw_spin_lock+0x12b/0x2f0 [ 85.926384][ T5315] ? ext4_writepages+0x205/0x3b0 [ 85.928426][ T5315] ? rcu_is_watching+0x15/0xb0 [ 85.930464][ T5315] ? lock_acquire+0x5f/0x350 [ 85.932689][ T5315] ? preempt_count_add+0x91/0x190 [ 85.935290][ T5315] ext4_writepages+0x241/0x3b0 [ 85.937797][ T5315] ? __pfx_ext4_writepages+0x10/0x10 [ 85.940191][ T5315] ? rcu_is_watching+0x15/0xb0 [ 85.942372][ T5315] ? rcu_is_watching+0x15/0xb0 [ 85.944634][ T5315] ? __pfx_ext4_writepages+0x10/0x10 [ 85.947036][ T5315] do_writepages+0x338/0x560 [ 85.949495][ T5315] ? rcu_is_watching+0x15/0xb0 [ 85.952139][ T5315] ? do_raw_spin_unlock+0x4d/0x210 [ 85.954511][ T5315] file_write_and_wait_range+0x36e/0x440 [ 85.956910][ T5315] ? trace_irq_enable+0x3b/0x140 [ 85.959038][ T5315] ? __pfx_file_write_and_wait_range+0x10/0x10 [ 85.961664][ T5315] ? __folio_put+0x4b3/0x590 [ 85.963866][ T5315] ? __pfx_ext4_write_begin+0x10/0x10 [ 85.966846][ T5315] mmb_fsync_noflush+0x73/0x1d0 [ 85.969269][ T5315] ext4_sync_file+0x41a/0xd00 [ 85.971342][ T5315] ? __pfx_ext4_sync_file+0x10/0x10 [ 85.973469][ T5315] ? __pfx_generic_perform_write+0x10/0x10 [ 85.975828][ T5315] ? sync_lazytime+0x5a/0x4c0 [ 85.977792][ T5315] ext4_buffered_write_iter+0x2c7/0x370 [ 85.980265][ T5315] ext4_file_write_iter+0x947/0x1c70 [ 85.983029][ T5315] ? futex_unqueue+0x22/0x240 [ 85.985596][ T5315] ? futex_unqueue+0x211/0x240 [ 85.987761][ T5315] ? __futex_wait+0x1e1/0x400 [ 85.989806][ T5315] ? __futex_wait+0x358/0x400 [ 85.991855][ T5315] ? __pfx_aa_file_perm+0x10/0x10 [ 85.994061][ T5315] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 85.996902][ T5315] ? __pfx___futex_wait+0x10/0x10 [ 85.999506][ T5315] do_iter_readv_writev+0x612/0x8c0 [ 86.001909][ T5315] ? __pfx_do_iter_readv_writev+0x10/0x10 [ 86.004312][ T5315] ? preempt_count_add+0x91/0x190 [ 86.006581][ T5315] vfs_writev+0x343/0x990 [ 86.008574][ T5315] ? __pfx_vfs_writev+0x10/0x10 [ 86.011086][ T5315] ? lock_release+0x4b/0x3c0 [ 86.013537][ T5315] ? __fget_files+0x3a2/0x420 [ 86.015704][ T5315] ? __fget_files+0x2a/0x420 [ 86.017723][ T5315] __se_sys_pwritev2+0x177/0x2a0 [ 86.019871][ T5315] ? __pfx___se_sys_pwritev2+0x10/0x10 [ 86.022429][ T5315] ? rcu_is_watching+0x15/0xb0 [ 86.025084][ T5315] ? __x64_sys_pwritev2+0x20/0xc0 [ 86.027562][ T5315] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.030171][ T5315] do_syscall_64+0x174/0x580 [ 86.032212][ T5315] ? trace_irq_disable+0x3b/0x140 [ 86.034434][ T5315] ? clear_bhb_loop+0x40/0x90 [ 86.036571][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.039452][ T5315] RIP: 0033:0x7f5c3ed9ce59 [ 86.041843][ T5315] 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 [ 86.053658][ T5315] RSP: 002b:00007f5c3fd2cfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 [ 86.057875][ T5315] RAX: ffffffffffffffda RBX: 00007f5c3f015fa0 RCX: 00007f5c3ed9ce59 [ 86.061274][ T5315] RDX: 0000000000000001 RSI: 0000200000000cc0 RDI: 000000000000000a [ 86.064680][ T5315] RBP: 00007f5c3ee32d6f R08: 000000000000000c R09: 0000000000000004 [ 86.068384][ T5315] R10: 0000000000000fff R11: 0000000000000246 R12: 0000000000000000 [ 86.072121][ T5315] R13: 00007f5c3f016038 R14: 00007f5c3f015fa0 R15: 00007ffce8ce0a28 [ 86.075547][ T5315] [ 86.077046][ T5315] Modules linked in: [ 86.080521][ T5315] ---[ end trace 0000000000000000 ]--- [ 86.083178][ T5315] RIP: 0010:ext4_mb_use_inode_pa+0x6bf/0x720 [ 86.085848][ T5315] Code: e8 86 46 a4 ff 48 ba 00 00 00 00 00 fc ff df e9 d7 fa ff ff e8 12 91 35 ff 90 0f 0b e8 0a 91 35 ff 90 0f 0b e8 02 91 35 ff 90 <0f> 0b e8 fa 90 35 ff 90 0f 0b 48 8b 0c 24 48 83 c1 54 80 e1 07 80 [ 86.094842][ T5315] RSP: 0018:ffffc9000e29e6a0 EFLAGS: 00010283 [ 86.097448][ T5315] RAX: ffffffff82909eee RBX: 00000000ffffffc6 RCX: 0000000000100000 [ 86.101280][ T5315] RDX: ffffc9000ef42000 RSI: 0000000000011942 RDI: 0000000000011943 [ 86.105640][ T5315] RBP: 1ffff11008f1dcb5 R08: ffff8880478f3163 R09: 1ffff11008f1e62c [ 86.109118][ T5315] R10: dffffc0000000000 R11: ffffed1008f1e62d R12: 0000000000000000 [ 86.112691][ T5315] R13: 0000000000000058 R14: 1ffff11008f1e62f R15: ffff8880478f3178 [ 86.116522][ T5315] FS: 00007f5c3fd2d6c0(0000) GS:ffff88808c85f000(0000) knlGS:0000000000000000 [ 86.120371][ T5315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.123328][ T5315] CR2: 0000200000018000 CR3: 0000000037c32000 CR4: 0000000000352ef0 [ 86.127298][ T5315] Kernel panic - not syncing: Fatal exception [ 86.130420][ T5315] Kernel Offset: disabled [ 86.132306][ T5315] Rebooting in 86400 seconds..