program:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x0, &(0x7f0000000b40)={[{@data_err_ignore}, {@dioread_nolock}, {@norecovery}, {@prjquota}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4}}, {@init_itable}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}]}, 0x41, 0x47a, &(0x7f00000001c0)="$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")
r0 = socket$netlink(0x10, 0x3, 0x0)
fsopen(&(0x7f0000000000)='vfat\x00', 0x0)
close_range(r0, 0xffffffffffffffff, 0x0)
r1 = openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000080), 0x9)
[ 95.832658][ T5330] loop0: detected capacity change from 0 to 512
[ 95.893737][ T5330] ------------[ cut here ]------------
[ 95.897197][ T5330] EA inode 11 i_nlink=0
[ 95.897212][ T5330] WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4c9/0x5a0, CPU#0: syz.0.0/5330
[ 95.904533][ T5330] Modules linked in:
[ 95.906489][ T5330] CPU: 0 UID: 0 PID: 5330 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 95.911219][ T5330] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.915933][ T5330] RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0
[ 95.918613][ T5330] Code: 74 08 4c 89 ef e8 af 5c 96 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 3b fc 0d 09 44 89
[ 95.926784][ T5330] RSP: 0018:ffffc9000f337240 EFLAGS: 00010246
[ 95.929694][ T5330] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
[ 95.933009][ T5330] RDX: 0000000000000000 RSI: 000000000000000b RDI: ffffffff90378b30
[ 95.936256][ T5330] RBP: ffffc9000f337330 R08: ffff88803275f4a7 R09: 1ffff110064ebe94
[ 95.939651][ T5330] R10: dffffc0000000000 R11: ffffed10064ebe95 R12: ffffffff90378b30
[ 95.943223][ T5330] R13: 000000000000000b R14: 1ffff110064ebe60 R15: ffff88803275f300
[ 95.946629][ T5330] FS: 00007fba1fcb56c0(0000) GS:ffff88808c885000(0000) knlGS:0000000000000000
[ 95.950540][ T5330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.953473][ T5330] CR2: 00007f9e6938dd30 CR3: 000000001f1d1000 CR4: 0000000000352ef0
[ 95.956975][ T5330] Call Trace:
[ 95.958436][ T5330]
[ 95.959924][ T5330] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 95.962594][ T5330] ? __kmalloc_cache_noprof+0x31c/0x660
[ 95.964749][ T5330] ? ext4_xattr_inode_dec_ref_all+0x4d0/0xe40
[ 95.967159][ T5330] ? __ext4_journal_ensure_credits+0x30/0x450
[ 95.969843][ T5330] ext4_xattr_inode_dec_ref_all+0x8c9/0xe40
[ 95.972441][ T5330] ? __mark_inode_dirty+0xb66/0x13b0
[ 95.974551][ T5330] ? __pfx_ext4_xattr_inode_dec_ref_all+0x10/0x10
[ 95.977276][ T5330] ? __ext4_journal_get_write_access+0x27f/0x590
[ 95.980190][ T5330] ? __pfx___ext4_journal_get_write_access+0x10/0x10
[ 95.983211][ T5330] ext4_xattr_delete_inode+0xb45/0xd10
[ 95.985761][ T5330] ? __pfx_ext4_xattr_delete_inode+0x10/0x10
[ 95.989238][ T5330] ext4_evict_inode+0xc4e/0x10e0
[ 95.991503][ T5330] ? __pfx_ext4_evict_inode+0x10/0x10
[ 95.993803][ T5330] ? do_raw_spin_unlock+0x4d/0x210
[ 95.996567][ T5330] ? __pfx_ext4_evict_inode+0x10/0x10
[ 95.999110][ T5330] evict+0x61e/0xb10
[ 96.000757][ T5330] ? __pfx_evict+0x10/0x10
[ 96.002561][ T5330] ? _raw_spin_unlock+0x28/0x50
[ 96.004871][ T5330] ? iput+0xb25/0xe80
[ 96.006655][ T5330] ext4_orphan_cleanup+0xc38/0x1470
[ 96.008763][ T5330] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 96.011380][ T5330] ? ext4_register_li_request+0x640/0x720
[ 96.013804][ T5330] ? errseq_check_and_advance+0x66/0x120
[ 96.016223][ T5330] ext4_fill_super+0x5a19/0x6330
[ 96.018317][ T5330] ? __pfx_ext4_fill_super+0x10/0x10
[ 96.020622][ T5330] ? snprintf+0xe8/0x140
[ 96.022499][ T5330] ? __pfx_snprintf+0x10/0x10
[ 96.024546][ T5330] ? set_blocksize+0x1c9/0x440
[ 96.026694][ T5330] ? sb_set_blocksize+0x155/0x240
[ 96.028944][ T5330] ? setup_bdev_super+0x4c1/0x5b0
[ 96.031130][ T5330] get_tree_bdev_flags+0x431/0x4f0
[ 96.033290][ T5330] ? __pfx_ext4_fill_super+0x10/0x10
[ 96.035586][ T5330] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 96.038446][ T5330] vfs_get_tree+0x92/0x2a0
[ 96.040429][ T5330] do_new_mount+0x341/0xd30
[ 96.042338][ T5330] ? apparmor_capable+0x126/0x170
[ 96.044548][ T5330] ? __pfx_do_new_mount+0x10/0x10
[ 96.046706][ T5330] ? ns_capable+0x89/0xe0
[ 96.048680][ T5330] ? user_path_at+0xd4/0x160
[ 96.050690][ T5330] __se_sys_mount+0x31d/0x420
[ 96.052734][ T5330] ? __pfx___se_sys_mount+0x10/0x10
[ 96.055295][ T5330] ? __x64_sys_mount+0x20/0xc0
[ 96.057989][ T5330] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.060762][ T5330] do_syscall_64+0x15f/0xf80
[ 96.063044][ T5330] ? trace_irq_disable+0x3b/0x140
[ 96.065028][ T5330] ? clear_bhb_loop+0x40/0x90
[ 96.067115][ T5330] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.070161][ T5330] RIP: 0033:0x7fba1ed9e04a
[ 96.072193][ T5330] 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
[ 96.080266][ T5330] RSP: 002b:00007fba1fcb4e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 96.083846][ T5330] RAX: ffffffffffffffda RBX: 00007fba1fcb4ea0 RCX: 00007fba1ed9e04a
[ 96.087266][ T5330] RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007fba1fcb4e60
[ 96.091104][ T5330] RBP: 0000200000000040 R08: 00007fba1fcb4ea0 R09: 0000000000000000
[ 96.094539][ T5330] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 96.097960][ T5330] R13: 00007fba1fcb4e60 R14: 000000000000047a R15: 0000200000000b40
[ 96.102033][ T5330]
[ 96.103456][ T5330] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 96.106718][ T5330] CPU: 0 UID: 0 PID: 5330 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 96.110717][ T5330] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 96.116182][ T5330] Call Trace:
[ 96.117820][ T5330]
[ 96.119108][ T5330] vpanic+0x56c/0xa60
[ 96.120920][ T5330] ? __pfx__printk+0x10/0x10
[ 96.122943][ T5330] ? __pfx_vpanic+0x10/0x10
[ 96.125518][ T5330] ? is_bpf_text_address+0x292/0x2b0
[ 96.128362][ T5330] ? is_bpf_text_address+0x26/0x2b0
[ 96.130789][ T5330] panic+0xc5/0xd0
[ 96.132378][ T5330] ? __pfx_panic+0x10/0x10
[ 96.134324][ T5330] __warn+0x315/0x4c0
[ 96.136021][ T5330] ? ext4_xattr_inode_update_ref+0x4c9/0x5a0
[ 96.138555][ T5330] ? ext4_xattr_inode_update_ref+0x4c9/0x5a0
[ 96.141065][ T5330] __report_bug+0x29a/0x540
[ 96.143074][ T5330] ? ext4_get_group_desc+0x434/0x4e0
[ 96.145359][ T5330] ? ext4_xattr_inode_update_ref+0x4c9/0x5a0
[ 96.148028][ T5330] ? __pfx___report_bug+0x10/0x10
[ 96.150069][ T5330] ? set_normalized_timespec64+0xf0/0x1a0
[ 96.152548][ T5330] report_bug_entry+0x19a/0x290
[ 96.154798][ T5330] ? ext4_xattr_inode_update_ref+0x511/0x5a0
[ 96.157361][ T5330] ? ext4_xattr_inode_update_ref+0x516/0x5a0
[ 96.160025][ T5330] handle_bug+0xce/0x200
[ 96.161951][ T5330] exc_invalid_op+0x1a/0x50
[ 96.163956][ T5330] asm_exc_invalid_op+0x1a/0x20
[ 96.165710][ T5330] RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0
[ 96.168550][ T5330] Code: 74 08 4c 89 ef e8 af 5c 96 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 3b fc 0d 09 44 89
[ 96.176701][ T5330] RSP: 0018:ffffc9000f337240 EFLAGS: 00010246
[ 96.179387][ T5330] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
[ 96.183644][ T5330] RDX: 0000000000000000 RSI: 000000000000000b RDI: ffffffff90378b30
[ 96.187131][ T5330] RBP: ffffc9000f337330 R08: ffff88803275f4a7 R09: 1ffff110064ebe94
[ 96.190640][ T5330] R10: dffffc0000000000 R11: ffffed10064ebe95 R12: ffffffff90378b30
[ 96.194012][ T5330] R13: 000000000000000b R14: 1ffff110064ebe60 R15: ffff88803275f300
[ 96.197470][ T5330] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 96.200163][ T5330] ? __kmalloc_cache_noprof+0x31c/0x660
[ 96.202713][ T5330] ? ext4_xattr_inode_dec_ref_all+0x4d0/0xe40
[ 96.205326][ T5330] ? __ext4_journal_ensure_credits+0x30/0x450
[ 96.208004][ T5330] ext4_xattr_inode_dec_ref_all+0x8c9/0xe40
[ 96.210524][ T5330] ? __mark_inode_dirty+0xb66/0x13b0
[ 96.212738][ T5330] ? __pfx_ext4_xattr_inode_dec_ref_all+0x10/0x10
[ 96.215650][ T5330] ? __ext4_journal_get_write_access+0x27f/0x590
[ 96.218591][ T5330] ? __pfx___ext4_journal_get_write_access+0x10/0x10
[ 96.221574][ T5330] ext4_xattr_delete_inode+0xb45/0xd10
[ 96.224013][ T5330] ? __pfx_ext4_xattr_delete_inode+0x10/0x10
[ 96.226734][ T5330] ext4_evict_inode+0xc4e/0x10e0
[ 96.228977][ T5330] ? __pfx_ext4_evict_inode+0x10/0x10
[ 96.231449][ T5330] ? do_raw_spin_unlock+0x4d/0x210
[ 96.233685][ T5330] ? __pfx_ext4_evict_inode+0x10/0x10
[ 96.235801][ T5330] evict+0x61e/0xb10
[ 96.237551][ T5330] ? __pfx_evict+0x10/0x10
[ 96.239511][ T5330] ? _raw_spin_unlock+0x28/0x50
[ 96.241636][ T5330] ? iput+0xb25/0xe80
[ 96.243328][ T5330] ext4_orphan_cleanup+0xc38/0x1470
[ 96.245693][ T5330] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 96.248374][ T5330] ? ext4_register_li_request+0x640/0x720
[ 96.250898][ T5330] ? errseq_check_and_advance+0x66/0x120
[ 96.253363][ T5330] ext4_fill_super+0x5a19/0x6330
[ 96.255573][ T5330] ? __pfx_ext4_fill_super+0x10/0x10
[ 96.257925][ T5330] ? snprintf+0xe8/0x140
[ 96.259806][ T5330] ? __pfx_snprintf+0x10/0x10
[ 96.261763][ T5330] ? set_blocksize+0x1c9/0x440
[ 96.263792][ T5330] ? sb_set_blocksize+0x155/0x240
[ 96.265899][ T5330] ? setup_bdev_super+0x4c1/0x5b0
[ 96.268050][ T5330] get_tree_bdev_flags+0x431/0x4f0
[ 96.270453][ T5330] ? __pfx_ext4_fill_super+0x10/0x10
[ 96.273003][ T5330] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 96.275790][ T5330] vfs_get_tree+0x92/0x2a0
[ 96.277887][ T5330] do_new_mount+0x341/0xd30
[ 96.279975][ T5330] ? apparmor_capable+0x126/0x170
[ 96.281944][ T5330] ? __pfx_do_new_mount+0x10/0x10
[ 96.283851][ T5330] ? ns_capable+0x89/0xe0
[ 96.285413][ T5330] ? user_path_at+0xd4/0x160
[ 96.287075][ T5330] __se_sys_mount+0x31d/0x420
[ 96.288853][ T5330] ? __pfx___se_sys_mount+0x10/0x10
[ 96.291011][ T5330] ? __x64_sys_mount+0x20/0xc0
[ 96.292908][ T5330] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.295498][ T5330] do_syscall_64+0x15f/0xf80
[ 96.297423][ T5330] ? trace_irq_disable+0x3b/0x140
[ 96.299611][ T5330] ? clear_bhb_loop+0x40/0x90
[ 96.301524][ T5330] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.304092][ T5330] RIP: 0033:0x7fba1ed9e04a
[ 96.306107][ T5330] 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
[ 96.314437][ T5330] RSP: 002b:00007fba1fcb4e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 96.317917][ T5330] RAX: ffffffffffffffda RBX: 00007fba1fcb4ea0 RCX: 00007fba1ed9e04a
[ 96.321410][ T5330] RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007fba1fcb4e60
[ 96.324810][ T5330] RBP: 0000200000000040 R08: 00007fba1fcb4ea0 R09: 0000000000000000
[ 96.328110][ T5330] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 96.331514][ T5330] R13: 00007fba1fcb4e60 R14: 000000000000047a R15: 0000200000000b40
[ 96.335160][ T5330]
[ 96.336846][ T5330] Kernel Offset: disabled
[ 96.338735][ T5330] Rebooting in 86400 seconds..