program:
syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000240)='./bus\x00', 0x8008, &(0x7f0000000100)=ANY=[@ANYRES64=0x0], 0xf, 0xab, &(0x7f0000010140)="$eJzs1zGKwkAYBeB/s7CbdptFsLBO4x08ilhqI1aK4A3Ei3gVj5DewiKtiCOYiIidRQT5vmLgzWPgtbM7brubIiKtIlLRme7T3Wy+GA8n9Rl8pCwifiMij4jeX50Pg7r7avqyWo7K6vv58c+69b0AAMDrsug/5nNqLk7NL/Aa/m993vI+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAgHe7BAAA//+dfyiL")
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.current\x00', 0x275a, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x143042, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='rdma.current\x00', 0x275a, 0x0)
mknodat(0xffffffffffffff9c, &(0x7f0000000140)='./file4\x00', 0x40, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file7\x00', 0x105042, 0x1ff)
linkat(0xffffffffffffff9c, &(0x7f0000000000)='./file4\x00', 0xffffffffffffff9c, &(0x7f00000006c0)='./file5\x00', 0x0)
syz_mount_image$udf(&(0x7f0000000000), &(0x7f0000000080)='./bus\x00', 0x1000000, &(0x7f0000000040)=ANY=[@ANYBLOB='\x00'], 0x2, 0x58a, &(0x7f0000000740)="$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")
write$binfmt_script(r0, &(0x7f00000008c0), 0xfecc)
openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x40, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000006ac0)='cpuacct.stat\x00', 0x275a, 0x0)
openat$incfs(0xffffffffffffff9c, &(0x7f0000000640)='.log\x00', 0xa5d, 0x1)
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x161442, 0xb6)
syz_clone(0x2000400, 0x0, 0xfffffebf, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='pids.current\x00', 0x275a, 0x0)
open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpu.stat\x00', 0x275a, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='freezer.state\x00', 0x275a, 0x0)
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='blkio.bfq.io_service_time_recursive\x00', 0x275a, 0x0)
[ 95.271170][ T5327] loop0: detected capacity change from 0 to 64
[ 95.283523][ T5289] Bluetooth: hci0: command tx timeout
[ 95.681380][ T5327] ------------[ cut here ]------------
[ 95.684884][ T5327] !buffer_uptodate(bh)
[ 95.684898][ T5327] WARNING: fs/buffer.c:1093 at mark_buffer_dirty+0x299/0x410, CPU#0: syz.0.0/5327
[ 95.690756][ T5327] Modules linked in:
[ 95.693224][ T5327] CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 95.697517][ T5327] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.701762][ T5327] RIP: 0010:mark_buffer_dirty+0x299/0x410
[ 95.704129][ T5327] Code: 4c 89 f7 e8 59 0b d9 ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 04 5e fb ff e8 8f d8 69 ff eb 8c e8 88 d8 69 ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 7a d8 69 ff 90 0f 0b 90 e9 cf fd ff ff
[ 95.712953][ T5327] RSP: 0018:ffffc9000f4b7828 EFLAGS: 00010283
[ 95.716112][ T5327] RAX: ffffffff825d4a58 RBX: ffff888012cc0700 RCX: 0000000000100000
[ 95.719700][ T5327] RDX: ffffc9000ec7a000 RSI: 00000000000014a7 RDI: 00000000000014a8
[ 95.722993][ T5327] RBP: 0000000000000201 R08: ffff888012cc0707 R09: 1ffff110025980e0
[ 95.726417][ T5327] R10: dffffc0000000000 R11: ffffed10025980e1 R12: 000000000000000a
[ 95.730105][ T5327] R13: ffff888012cc0700 R14: ffff8880130017e0 R15: dffffc0000000000
[ 95.733420][ T5327] FS: 00007f30e0e266c0(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000
[ 95.737278][ T5327] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.740043][ T5327] CR2: 0000200000003000 CR3: 000000001cb32000 CR4: 0000000000352ef0
[ 95.743577][ T5327] Call Trace:
[ 95.745013][ T5327]
[ 95.746202][ T5327] bfs_get_block+0x5c6/0xb50
[ 95.748262][ T5327] __block_write_begin_int+0x6c2/0x1900
[ 95.750593][ T5327] ? __pfx_bfs_get_block+0x10/0x10
[ 95.752646][ T5327] ? __pfx___block_write_begin_int+0x10/0x10
[ 95.755088][ T5327] ? __pfx_bfs_get_block+0x10/0x10
[ 95.757403][ T5327] block_write_begin+0x8d/0x120
[ 95.759487][ T5327] ? bfs_write_begin+0x1e/0xd0
[ 95.761528][ T5327] bfs_write_begin+0x35/0xd0
[ 95.763449][ T5327] generic_perform_write+0x2d5/0x8f0
[ 95.765632][ T5327] ? __pfx_generic_perform_write+0x10/0x10
[ 95.768298][ T5327] ? file_update_time_flags+0x219/0x4a0
[ 95.771379][ T5327] ? __generic_file_write_iter+0xf9/0x230
[ 95.774413][ T5327] ? generic_file_write_iter+0x9a/0x330
[ 95.777060][ T5327] generic_file_write_iter+0xae/0x330
[ 95.779398][ T5327] vfs_write+0x612/0xba0
[ 95.781177][ T5327] ? __pfx_vfs_write+0x10/0x10
[ 95.783240][ T5327] ? __fget_files+0x2a/0x420
[ 95.785286][ T5327] ksys_write+0x150/0x270
[ 95.787380][ T5327] ? __pfx_ksys_write+0x10/0x10
[ 95.789532][ T5327] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.792051][ T5327] do_syscall_64+0x174/0x580
[ 95.793928][ T5327] ? trace_irq_disable+0x3b/0x140
[ 95.796228][ T5327] ? clear_bhb_loop+0x70/0xc0
[ 95.798467][ T5327] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.801078][ T5327] RIP: 0033:0x7f30dff9e0d9
[ 95.803014][ T5327] 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
[ 95.811521][ T5327] RSP: 002b:00007f30e0e25fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 95.815002][ T5327] RAX: ffffffffffffffda RBX: 00007f30e0225fa0 RCX: 00007f30dff9e0d9
[ 95.818510][ T5327] RDX: 000000000000fecc RSI: 00002000000008c0 RDI: 0000000000000007
[ 95.821883][ T5327] RBP: 00007f30e0035024 R08: 0000000000000000 R09: 0000000000000000
[ 95.825173][ T5327] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 95.828893][ T5327] R13: 00007f30e0226038 R14: 00007f30e0225fa0 R15: 00007ffd1a75d8c8
[ 95.832239][ T5327]
[ 95.833558][ T5327] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 95.836585][ T5327] CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 95.840393][ T5327] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.844952][ T5327] Call Trace:
[ 95.846481][ T5327]
[ 95.847792][ T5327] vpanic+0x56c/0xa60
[ 95.849536][ T5327] ? __pfx__printk+0x10/0x10
[ 95.851380][ T5327] ? __pfx_vpanic+0x10/0x10
[ 95.853241][ T5327] ? is_bpf_text_address+0x292/0x2b0
[ 95.855566][ T5327] ? is_bpf_text_address+0x26/0x2b0
[ 95.857860][ T5327] panic+0xc5/0xd0
[ 95.859520][ T5327] ? __pfx_panic+0x10/0x10
[ 95.861689][ T5327] __warn+0x315/0x4c0
[ 95.863559][ T5327] ? mark_buffer_dirty+0x299/0x410
[ 95.865792][ T5327] ? mark_buffer_dirty+0x299/0x410
[ 95.867944][ T5327] __report_bug+0x276/0x570
[ 95.870188][ T5327] ? filemap_get_entry+0xcd/0x3f0
[ 95.872230][ T5327] ? filemap_get_entry+0xcd/0x3f0
[ 95.874547][ T5327] ? mark_buffer_dirty+0x299/0x410
[ 95.876986][ T5327] ? __pfx___report_bug+0x10/0x10
[ 95.879093][ T5327] ? __pfx_folio_mark_accessed+0x10/0x10
[ 95.881399][ T5327] ? mark_buffer_dirty+0x299/0x410
[ 95.883603][ T5327] report_bug+0x16a/0x220
[ 95.885540][ T5327] ? mark_buffer_dirty+0x299/0x410
[ 95.887847][ T5327] ? mark_buffer_dirty+0x29b/0x410
[ 95.890086][ T5327] handle_bug+0x9c/0x200
[ 95.891835][ T5327] exc_invalid_op+0x1a/0x50
[ 95.893616][ T5327] asm_exc_invalid_op+0x1a/0x20
[ 95.895597][ T5327] RIP: 0010:mark_buffer_dirty+0x299/0x410
[ 95.898163][ T5327] Code: 4c 89 f7 e8 59 0b d9 ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 04 5e fb ff e8 8f d8 69 ff eb 8c e8 88 d8 69 ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 7a d8 69 ff 90 0f 0b 90 e9 cf fd ff ff
[ 95.906711][ T5327] RSP: 0018:ffffc9000f4b7828 EFLAGS: 00010283
[ 95.909377][ T5327] RAX: ffffffff825d4a58 RBX: ffff888012cc0700 RCX: 0000000000100000
[ 95.912759][ T5327] RDX: ffffc9000ec7a000 RSI: 00000000000014a7 RDI: 00000000000014a8
[ 95.916065][ T5327] RBP: 0000000000000201 R08: ffff888012cc0707 R09: 1ffff110025980e0
[ 95.919265][ T5327] R10: dffffc0000000000 R11: ffffed10025980e1 R12: 000000000000000a
[ 95.922703][ T5327] R13: ffff888012cc0700 R14: ffff8880130017e0 R15: dffffc0000000000
[ 95.926352][ T5327] ? mark_buffer_dirty+0x298/0x410
[ 95.928414][ T5327] ? mark_buffer_dirty+0x298/0x410
[ 95.930491][ T5327] bfs_get_block+0x5c6/0xb50
[ 95.932630][ T5327] __block_write_begin_int+0x6c2/0x1900
[ 95.934984][ T5327] ? __pfx_bfs_get_block+0x10/0x10
[ 95.937333][ T5327] ? __pfx___block_write_begin_int+0x10/0x10
[ 95.940119][ T5327] ? __pfx_bfs_get_block+0x10/0x10
[ 95.942386][ T5327] block_write_begin+0x8d/0x120
[ 95.944604][ T5327] ? bfs_write_begin+0x1e/0xd0
[ 95.946768][ T5327] bfs_write_begin+0x35/0xd0
[ 95.948826][ T5327] generic_perform_write+0x2d5/0x8f0
[ 95.951299][ T5327] ? __pfx_generic_perform_write+0x10/0x10
[ 95.954027][ T5327] ? file_update_time_flags+0x219/0x4a0
[ 95.956421][ T5327] ? __generic_file_write_iter+0xf9/0x230
[ 95.958900][ T5327] ? generic_file_write_iter+0x9a/0x330
[ 95.961265][ T5327] generic_file_write_iter+0xae/0x330
[ 95.963612][ T5327] vfs_write+0x612/0xba0
[ 95.965613][ T5327] ? __pfx_vfs_write+0x10/0x10
[ 95.967726][ T5327] ? __fget_files+0x2a/0x420
[ 95.969687][ T5327] ksys_write+0x150/0x270
[ 95.971476][ T5327] ? __pfx_ksys_write+0x10/0x10
[ 95.973573][ T5327] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.976182][ T5327] do_syscall_64+0x174/0x580
[ 95.978102][ T5327] ? trace_irq_disable+0x3b/0x140
[ 95.980207][ T5327] ? clear_bhb_loop+0x70/0xc0
[ 95.982116][ T5327] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.984614][ T5327] RIP: 0033:0x7f30dff9e0d9
[ 95.986732][ T5327] 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
[ 95.995098][ T5327] RSP: 002b:00007f30e0e25fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 95.998771][ T5327] RAX: ffffffffffffffda RBX: 00007f30e0225fa0 RCX: 00007f30dff9e0d9
[ 96.002388][ T5327] RDX: 000000000000fecc RSI: 00002000000008c0 RDI: 0000000000000007
[ 96.006115][ T5327] RBP: 00007f30e0035024 R08: 0000000000000000 R09: 0000000000000000
[ 96.009634][ T5327] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 96.012824][ T5327] R13: 00007f30e0226038 R14: 00007f30e0225fa0 R15: 00007ffd1a75d8c8
[ 96.016354][ T5327]
[ 96.018223][ T5327] Kernel Offset: disabled
[ 96.020104][ T5327] Rebooting in 86400 seconds..