program:
perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x1, 0x0, 0x0, 0x0, 0x0, 0x7, 0x80012, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x1}, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x0, &(0x7f0000001ac0)={[{@quota}, {@dioread_nolock}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@barrier}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x200004}}, {@lazytime}, {@noblock_validity}, {@jqfmt_vfsold}]}, 0x1, 0x476, &(0x7f00000006c0)="$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")
[ 103.056866][ T5302] Bluetooth: hci0: command tx timeout
[ 103.183795][ T5325] loop0: detected capacity change from 0 to 512
[ 103.285099][ T5325] EXT4-fs error (device loop0): ext4_validate_block_bitmap:441: comm syz.0.0: bg 0: block 127: padding at end of block bitmap is not set
[ 103.303989][ T5325] loop0: lost filesystem error report for type 5 error -117
[ 103.306127][ C0] EXT4-fs (loop0): error count since last fsck: 1
[ 103.313047][ C0] EXT4-fs (loop0): initial error at time 1775320308: ext4_validate_block_bitmap:441
[ 103.317893][ C0] EXT4-fs (loop0): last error at time 1775320308: ext4_validate_block_bitmap:441
[ 103.337770][ T5325] ------------[ cut here ]------------
[ 103.340789][ T5325] EA inode 11 i_nlink=0
[ 103.340811][ T5325] WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4c9/0x5a0, CPU#0: syz.0.0/5325
[ 103.348387][ T5325] Modules linked in:
[ 103.350579][ T5325] CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 103.354966][ T5325] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 103.359601][ T5325] RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0
[ 103.362924][ T5325] Code: 74 08 4c 89 ef e8 7f f7 95 ff 4d 8b 6d 00 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 06 84 c0 75 77 41 8b 17 4c 89 e7 4c 89 ee <67> 48 0f b9 3a 4c 8b 6c 24 28 e9 59 fe ff ff e8 4b f7 15 09 44 89
[ 103.371783][ T5325] RSP: 0018:ffffc9000e1ef240 EFLAGS: 00010246
[ 103.374509][ T5325] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
[ 103.378237][ T5325] RDX: 0000000000000000 RSI: 000000000000000b RDI: ffffffff9018af60
[ 103.381858][ T5325] RBP: ffffc9000e1ef330 R08: ffff888047dd97bf R09: 1ffff11008fbb2f7
[ 103.385466][ T5325] R10: dffffc0000000000 R11: ffffed1008fbb2f8 R12: ffffffff9018af60
[ 103.389880][ T5325] R13: 000000000000000b R14: 1ffff11008fbb2c2 R15: ffff888047dd9610
[ 103.393869][ T5325] FS: 00007f46555b46c0(0000) GS:ffff88808ca49000(0000) knlGS:0000000000000000
[ 103.398363][ T5325] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 103.401729][ T5325] CR2: 00007f31103ff000 CR3: 000000003797f000 CR4: 0000000000352ef0
[ 103.406143][ T5325] Call Trace:
[ 103.407608][ T5325]
[ 103.409029][ T5325] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 103.411807][ T5325] ? __kmalloc_cache_noprof+0x31c/0x660
[ 103.414918][ T5325] ? ext4_xattr_inode_dec_ref_all+0x4d2/0xe40
[ 103.418900][ T5325] ? __ext4_journal_ensure_credits+0x30/0x450
[ 103.421536][ T5325] ext4_xattr_inode_dec_ref_all+0x8cb/0xe40
[ 103.424459][ T5325] ? __pfx_ext4_xattr_inode_dec_ref_all+0x10/0x10
[ 103.427804][ T5325] ? __ext4_journal_get_write_access+0x27f/0x590
[ 103.431022][ T5325] ? __pfx___ext4_journal_get_write_access+0x10/0x10
[ 103.434141][ T5325] ext4_xattr_delete_inode+0xb45/0xd10
[ 103.436750][ T5325] ? up_write+0x1ab/0x410
[ 103.438860][ T5325] ? ext4_mark_iloc_dirty+0x6ec/0x1cf0
[ 103.441767][ T5325] ? __pfx_ext4_xattr_delete_inode+0x10/0x10
[ 103.445076][ T5325] ext4_evict_inode+0xb8b/0x1040
[ 103.447393][ T5325] ? __pfx_ext4_evict_inode+0x10/0x10
[ 103.449842][ T5325] ? do_raw_spin_unlock+0x4d/0x210
[ 103.452262][ T5325] ? __pfx_ext4_evict_inode+0x10/0x10
[ 103.455220][ T5325] evict+0x61e/0xb10
[ 103.457580][ T5325] ? __pfx_evict+0x10/0x10
[ 103.459841][ T5325] ? _raw_spin_unlock+0x28/0x50
[ 103.462029][ T5325] ? iput+0xb25/0xe80
[ 103.463861][ T5325] ext4_orphan_cleanup+0xc38/0x1470
[ 103.466485][ T5325] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 103.469372][ T5325] ? ext4_register_li_request+0x640/0x720
[ 103.472065][ T5325] ? errseq_check_and_advance+0x66/0x120
[ 103.474720][ T5325] ext4_fill_super+0x5a19/0x6330
[ 103.477093][ T5325] ? __pfx_ext4_fill_super+0x10/0x10
[ 103.479507][ T5325] ? snprintf+0xe8/0x140
[ 103.481596][ T5325] ? __pfx_snprintf+0x10/0x10
[ 103.484193][ T5325] ? set_blocksize+0x1c9/0x440
[ 103.489648][ T5325] ? sb_set_blocksize+0x155/0x240
[ 103.492127][ T5325] ? setup_bdev_super+0x4c1/0x5b0
[ 103.494967][ T5325] get_tree_bdev_flags+0x431/0x4f0
[ 103.498946][ T5325] ? __pfx_ext4_fill_super+0x10/0x10
[ 103.501680][ T5325] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 103.504389][ T5325] vfs_get_tree+0x92/0x2a0
[ 103.506354][ T5325] do_new_mount+0x341/0xd30
[ 103.508290][ T5325] ? apparmor_capable+0x126/0x170
[ 103.510872][ T5325] ? __pfx_do_new_mount+0x10/0x10
[ 103.513788][ T5325] ? ns_capable+0x89/0xe0
[ 103.516494][ T5325] ? user_path_at+0xd4/0x160
[ 103.519052][ T5325] __se_sys_mount+0x31d/0x420
[ 103.521135][ T5325] ? __pfx___se_sys_mount+0x10/0x10
[ 103.523317][ T5325] ? __x64_sys_mount+0x20/0xc0
[ 103.525481][ T5325] do_syscall_64+0x14d/0xf80
[ 103.527711][ T5325] ? trace_irq_disable+0x3b/0x150
[ 103.530514][ T5325] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.533855][ T5325] ? clear_bhb_loop+0x40/0x90
[ 103.536301][ T5325] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.538921][ T5325] RIP: 0033:0x7f465479da8a
[ 103.541149][ T5325] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 103.550878][ T5325] RSP: 002b:00007f46555b3e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 103.554546][ T5325] RAX: ffffffffffffffda RBX: 00007f46555b3ea0 RCX: 00007f465479da8a
[ 103.558525][ T5325] RDX: 0000200000000180 RSI: 0000200000000000 RDI: 00007f46555b3e60
[ 103.562451][ T5325] RBP: 0000200000000180 R08: 00007f46555b3ea0 R09: 0000000000000000
[ 103.566313][ T5325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 103.571297][ T5325] R13: 00007f46555b3e60 R14: 0000000000000476 R15: 0000200000001ac0
[ 103.576542][ T5325]
[ 103.578099][ T5325] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 103.581261][ T5325] CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 103.585249][ T5325] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 103.590424][ T5325] Call Trace:
[ 103.592837][ T5325]
[ 103.594545][ T5325] vpanic+0x56c/0xa60
[ 103.596328][ T5325] ? __pfx__printk+0x10/0x10
[ 103.598273][ T5325] ? __pfx_vpanic+0x10/0x10
[ 103.600289][ T5325] ? is_bpf_text_address+0x292/0x2b0
[ 103.602724][ T5325] ? is_bpf_text_address+0x26/0x2b0
[ 103.605194][ T5325] panic+0xc5/0xd0
[ 103.606911][ T5325] ? __pfx_panic+0x10/0x10
[ 103.609344][ T5325] __warn+0x315/0x4f0
[ 103.611235][ T5325] ? ext4_xattr_inode_update_ref+0x4c9/0x5a0
[ 103.614155][ T5325] ? ext4_xattr_inode_update_ref+0x4c9/0x5a0
[ 103.617159][ T5325] __report_bug+0x29a/0x540
[ 103.619199][ T5325] ? ext4_get_group_desc+0x434/0x4e0
[ 103.621442][ T5325] ? ext4_xattr_inode_update_ref+0x4c9/0x5a0
[ 103.624036][ T5325] ? __pfx___report_bug+0x10/0x10
[ 103.626591][ T5325] ? set_normalized_timespec64+0xf0/0x1a0
[ 103.629625][ T5325] ? __ext4_journal_get_write_access+0x84/0x590
[ 103.632863][ T5325] report_bug_entry+0x19a/0x290
[ 103.635092][ T5325] ? ext4_xattr_inode_update_ref+0x511/0x5a0
[ 103.637737][ T5325] ? ext4_xattr_inode_update_ref+0x516/0x5a0
[ 103.640395][ T5325] handle_bug+0xce/0x200
[ 103.642437][ T5325] exc_invalid_op+0x1a/0x50
[ 103.644933][ T5325] asm_exc_invalid_op+0x1a/0x20
[ 103.647393][ T5325] RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0
[ 103.650672][ T5325] Code: 74 08 4c 89 ef e8 7f f7 95 ff 4d 8b 6d 00 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 06 84 c0 75 77 41 8b 17 4c 89 e7 4c 89 ee <67> 48 0f b9 3a 4c 8b 6c 24 28 e9 59 fe ff ff e8 4b f7 15 09 44 89
[ 103.659512][ T5325] RSP: 0018:ffffc9000e1ef240 EFLAGS: 00010246
[ 103.662326][ T5325] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
[ 103.665790][ T5325] RDX: 0000000000000000 RSI: 000000000000000b RDI: ffffffff9018af60
[ 103.669501][ T5325] RBP: ffffc9000e1ef330 R08: ffff888047dd97bf R09: 1ffff11008fbb2f7
[ 103.673040][ T5325] R10: dffffc0000000000 R11: ffffed1008fbb2f8 R12: ffffffff9018af60
[ 103.676475][ T5325] R13: 000000000000000b R14: 1ffff11008fbb2c2 R15: ffff888047dd9610
[ 103.680718][ T5325] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 103.684591][ T5325] ? __kmalloc_cache_noprof+0x31c/0x660
[ 103.687184][ T5325] ? ext4_xattr_inode_dec_ref_all+0x4d2/0xe40
[ 103.689936][ T5325] ? __ext4_journal_ensure_credits+0x30/0x450
[ 103.692600][ T5325] ext4_xattr_inode_dec_ref_all+0x8cb/0xe40
[ 103.695256][ T5325] ? __pfx_ext4_xattr_inode_dec_ref_all+0x10/0x10
[ 103.698191][ T5325] ? __ext4_journal_get_write_access+0x27f/0x590
[ 103.701344][ T5325] ? __pfx___ext4_journal_get_write_access+0x10/0x10
[ 103.704964][ T5325] ext4_xattr_delete_inode+0xb45/0xd10
[ 103.707596][ T5325] ? up_write+0x1ab/0x410
[ 103.709569][ T5325] ? ext4_mark_iloc_dirty+0x6ec/0x1cf0
[ 103.711900][ T5325] ? __pfx_ext4_xattr_delete_inode+0x10/0x10
[ 103.714581][ T5325] ext4_evict_inode+0xb8b/0x1040
[ 103.716971][ T5325] ? __pfx_ext4_evict_inode+0x10/0x10
[ 103.719406][ T5325] ? do_raw_spin_unlock+0x4d/0x210
[ 103.721937][ T5325] ? __pfx_ext4_evict_inode+0x10/0x10
[ 103.724433][ T5325] evict+0x61e/0xb10
[ 103.726136][ T5325] ? __pfx_evict+0x10/0x10
[ 103.728031][ T5325] ? _raw_spin_unlock+0x28/0x50
[ 103.730110][ T5325] ? iput+0xb25/0xe80
[ 103.732055][ T5325] ext4_orphan_cleanup+0xc38/0x1470
[ 103.735146][ T5325] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 103.738156][ T5325] ? ext4_register_li_request+0x640/0x720
[ 103.740913][ T5325] ? errseq_check_and_advance+0x66/0x120
[ 103.743651][ T5325] ext4_fill_super+0x5a19/0x6330
[ 103.745904][ T5325] ? __pfx_ext4_fill_super+0x10/0x10
[ 103.748261][ T5325] ? snprintf+0xe8/0x140
[ 103.750211][ T5325] ? __pfx_snprintf+0x10/0x10
[ 103.752567][ T5325] ? set_blocksize+0x1c9/0x440
[ 103.755648][ T5325] ? sb_set_blocksize+0x155/0x240
[ 103.758492][ T5325] ? setup_bdev_super+0x4c1/0x5b0
[ 103.760859][ T5325] get_tree_bdev_flags+0x431/0x4f0
[ 103.762994][ T5325] ? __pfx_ext4_fill_super+0x10/0x10
[ 103.765260][ T5325] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 103.767711][ T5325] vfs_get_tree+0x92/0x2a0
[ 103.769659][ T5325] do_new_mount+0x341/0xd30
[ 103.771642][ T5325] ? apparmor_capable+0x126/0x170
[ 103.773858][ T5325] ? __pfx_do_new_mount+0x10/0x10
[ 103.776250][ T5325] ? ns_capable+0x89/0xe0
[ 103.778331][ T5325] ? user_path_at+0xd4/0x160
[ 103.780821][ T5325] __se_sys_mount+0x31d/0x420
[ 103.782933][ T5325] ? __pfx___se_sys_mount+0x10/0x10
[ 103.784965][ T5325] ? __x64_sys_mount+0x20/0xc0
[ 103.786967][ T5325] do_syscall_64+0x14d/0xf80
[ 103.788910][ T5325] ? trace_irq_disable+0x3b/0x150
[ 103.791222][ T5325] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.794926][ T5325] ? clear_bhb_loop+0x40/0x90
[ 103.798022][ T5325] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.801107][ T5325] RIP: 0033:0x7f465479da8a
[ 103.803607][ T5325] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 103.812919][ T5325] RSP: 002b:00007f46555b3e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 103.816453][ T5325] RAX: ffffffffffffffda RBX: 00007f46555b3ea0 RCX: 00007f465479da8a
[ 103.820012][ T5325] RDX: 0000200000000180 RSI: 0000200000000000 RDI: 00007f46555b3e60
[ 103.824063][ T5325] RBP: 0000200000000180 R08: 00007f46555b3ea0 R09: 0000000000000000
[ 103.827289][ T5325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 103.830744][ T5325] R13: 00007f46555b3e60 R14: 0000000000000476 R15: 0000200000001ac0
[ 103.834510][ T5325]
[ 103.836372][ T5325] Kernel Offset: disabled
[ 103.838642][ T5325] Rebooting in 86400 seconds..