program:
syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000240)='./bus\x00', 0x8008, &(0x7f0000000100)=ANY=[@ANYRES64=0x0], 0xf, 0xaf, &(0x7f0000000380)="$eJzs1zFKA0EABdDvCmprI4KF9TbewaOIpTZipQjeIOQiuUqOsH2KFNuGkAnJbgghqVKkWN4rBv58Bqb908XkaVwn5T8p9ePXrOx9//x+vH12ZxikKsltkrskz/ddnr923VXfN+3fe9NeHz++GV38vwAAwPmqvBzmVekvlv0K3E6Dh12/CTkxBQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACGah0AAP//ghMolg==")
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
syz_clone(0x200, 0x0, 0x0, 0x0, 0x0, 0x0)
capset(&(0x7f0000000040)={0x19980330}, &(0x7f0000000080)={0x6, 0x6, 0x2, 0x87, 0xffffffff, 0x2})
syz_emit_ethernet(0x2a, &(0x7f0000000000)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, @empty, @void, {@ipv4={0x800, @igmp={{0x5, 0x4, 0x3, 0x3e, 0x1c, 0x65, 0x0, 0xfa, 0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @remote}, {0x12, 0x80, 0x0, @remote}}}}}, 0x0)
syz_clone3(&(0x7f0000000140)={0x4000, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x2}, 0x7a)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x96)
pwrite64(r0, &(0x7f0000000140)='2', 0xfdef, 0xc00)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='rdma.current\x00', 0x275a, 0x0)
write$binfmt_script(r1, &(0x7f00000008c0), 0xfecc)
[ 84.943096][ T5330] loop0: detected capacity change from 0 to 64
[ 84.956821][ T5294] Bluetooth: hci0: command tx timeout
[ 85.081658][ T5330] capability: warning: `syz.0.0' uses 32-bit capabilities (legacy support in use)
[ 85.149547][ T5330] ------------[ cut here ]------------
[ 85.152671][ T5330] !buffer_uptodate(bh)
[ 85.152689][ T5330] WARNING: fs/buffer.c:1087 at mark_buffer_dirty+0x299/0x410, CPU#0: syz.0.0/5330
[ 85.159413][ T5330] Modules linked in:
[ 85.161331][ T5330] CPU: 0 UID: 0 PID: 5330 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 85.165283][ T5330] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 85.170420][ T5330] RIP: 0010:mark_buffer_dirty+0x299/0x410
[ 85.173260][ T5330] Code: 4c 89 f7 e8 29 88 da ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 44 64 fb ff e8 6f bd 6d ff eb 8c e8 68 bd 6d ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 5a bd 6d ff 90 0f 0b 90 e9 cf fd ff ff
[ 85.181974][ T5330] RSP: 0018:ffffc9000df57608 EFLAGS: 00010283
[ 85.185055][ T5330] RAX: ffffffff825793c8 RBX: ffff888047c4bd98 RCX: 0000000000100000
[ 85.188797][ T5330] RDX: ffffc9000ef92000 RSI: 0000000000000c8e RDI: 0000000000000c8f
[ 85.192106][ T5330] RBP: 0000000000000201 R08: ffff888047c4bd9f R09: 1ffff11008f897b3
[ 85.195746][ T5330] R10: dffffc0000000000 R11: ffffed1008f897b4 R12: 000000000000000e
[ 85.199329][ T5330] R13: ffff888047c4bd98 R14: ffff888012f4ebc8 R15: dffffc0000000000
[ 85.202928][ T5330] FS: 00007f22b5cbc6c0(0000) GS:ffff88808c8ae000(0000) knlGS:0000000000000000
[ 85.206919][ T5330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 85.210033][ T5330] CR2: 00007f6abb2a5000 CR3: 0000000011e8e000 CR4: 0000000000352ef0
[ 85.213717][ T5330] Call Trace:
[ 85.215221][ T5330]
[ 85.216614][ T5330] bfs_get_block+0x5c6/0xb50
[ 85.218713][ T5330] __block_write_begin_int+0x6c2/0x1930
[ 85.221299][ T5330] ? __pfx_bfs_get_block+0x10/0x10
[ 85.223749][ T5330] ? __pfx___block_write_begin_int+0x10/0x10
[ 85.226780][ T5330] ? __pfx_bfs_get_block+0x10/0x10
[ 85.228947][ T5330] block_write_begin+0x8d/0x120
[ 85.231232][ T5330] ? bfs_write_begin+0x1e/0xd0
[ 85.233364][ T5330] bfs_write_begin+0x35/0xd0
[ 85.235446][ T5330] generic_perform_write+0x2d5/0x8f0
[ 85.237898][ T5330] ? __pfx_generic_perform_write+0x10/0x10
[ 85.241060][ T5330] ? file_update_time_flags+0x219/0x4a0
[ 85.243658][ T5330] ? __generic_file_write_iter+0xf9/0x230
[ 85.246084][ T5330] ? generic_file_write_iter+0x136/0x680
[ 85.248377][ T5330] generic_file_write_iter+0x14a/0x680
[ 85.250821][ T5330] ? __pfx_generic_file_write_iter+0x10/0x10
[ 85.253525][ T5330] ? __lock_acquire+0x683/0x2cd0
[ 85.256041][ T5330] ? __pfx_aa_file_perm+0x10/0x10
[ 85.258479][ T5330] ? __pfx_futex_wake_mark+0x10/0x10
[ 85.260999][ T5330] ? vfs_write+0x22b/0xba0
[ 85.262875][ T5330] ? vfs_write+0x22b/0xba0
[ 85.264581][ T5330] vfs_write+0x612/0xba0
[ 85.266104][ T5330] ? __pfx_vfs_write+0x10/0x10
[ 85.268181][ T5330] ? __fget_files+0x2a/0x420
[ 85.270370][ T5330] __x64_sys_pwrite64+0x196/0x220
[ 85.272698][ T5330] ? __pfx___x64_sys_pwrite64+0x10/0x10
[ 85.275244][ T5330] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 85.277761][ T5330] do_syscall_64+0x174/0x580
[ 85.279736][ T5330] ? trace_irq_disable+0x3b/0x140
[ 85.281977][ T5330] ? clear_bhb_loop+0x40/0x90
[ 85.283976][ T5330] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 85.286828][ T5330] RIP: 0033:0x7f22b4d9ce59
[ 85.288822][ T5330] 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
[ 85.296680][ T5330] RSP: 002b:00007f22b5cbbfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
[ 85.300667][ T5330] RAX: ffffffffffffffda RBX: 00007f22b5015fa0 RCX: 00007f22b4d9ce59
[ 85.305357][ T5330] RDX: 000000000000fdef RSI: 0000200000000140 RDI: 0000000000000004
[ 85.308810][ T5330] RBP: 00007f22b4e32d6f R08: 0000000000000000 R09: 0000000000000000
[ 85.312585][ T5330] R10: 0000000000000c00 R11: 0000000000000246 R12: 0000000000000000
[ 85.316090][ T5330] R13: 00007f22b5016038 R14: 00007f22b5015fa0 R15: 00007ffdae82b488
[ 85.320129][ T5330]
[ 85.322241][ T5330] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 85.325610][ T5330] CPU: 0 UID: 0 PID: 5330 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 85.329270][ T5330] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 85.333533][ T5330] Call Trace:
[ 85.334929][ T5330]
[ 85.336204][ T5330] vpanic+0x56c/0xa60
[ 85.338024][ T5330] ? __pfx__printk+0x10/0x10
[ 85.340290][ T5330] ? __pfx_vpanic+0x10/0x10
[ 85.342871][ T5330] ? is_bpf_text_address+0x292/0x2b0
[ 85.345613][ T5330] ? is_bpf_text_address+0x26/0x2b0
[ 85.348097][ T5330] panic+0xc5/0xd0
[ 85.349569][ T5330] ? __pfx_panic+0x10/0x10
[ 85.351401][ T5330] __warn+0x315/0x4c0
[ 85.353113][ T5330] ? mark_buffer_dirty+0x299/0x410
[ 85.355234][ T5330] ? mark_buffer_dirty+0x299/0x410
[ 85.357342][ T5330] __report_bug+0x28e/0x530
[ 85.359332][ T5330] ? mark_buffer_dirty+0x299/0x410
[ 85.361503][ T5330] ? __pfx___report_bug+0x10/0x10
[ 85.363471][ T5330] ? lockdep_hardirqs_on+0x7a/0x110
[ 85.365741][ T5330] ? irqentry_exit+0x218/0x8e0
[ 85.368143][ T5330] ? trace_irq_disable+0x3b/0x140
[ 85.370992][ T5330] ? mark_buffer_dirty+0x29b/0x410
[ 85.373508][ T5330] ? mark_buffer_dirty+0x299/0x410
[ 85.375436][ T5330] report_bug+0x16a/0x220
[ 85.377238][ T5330] ? mark_buffer_dirty+0x299/0x410
[ 85.379331][ T5330] ? mark_buffer_dirty+0x29b/0x410
[ 85.381450][ T5330] handle_bug+0x9c/0x200
[ 85.383171][ T5330] exc_invalid_op+0x1a/0x50
[ 85.385304][ T5330] asm_exc_invalid_op+0x1a/0x20
[ 85.387743][ T5330] RIP: 0010:mark_buffer_dirty+0x299/0x410
[ 85.390736][ T5330] Code: 4c 89 f7 e8 29 88 da ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 44 64 fb ff e8 6f bd 6d ff eb 8c e8 68 bd 6d ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 5a bd 6d ff 90 0f 0b 90 e9 cf fd ff ff
[ 85.399159][ T5330] RSP: 0018:ffffc9000df57608 EFLAGS: 00010283
[ 85.401883][ T5330] RAX: ffffffff825793c8 RBX: ffff888047c4bd98 RCX: 0000000000100000
[ 85.405710][ T5330] RDX: ffffc9000ef92000 RSI: 0000000000000c8e RDI: 0000000000000c8f
[ 85.409489][ T5330] RBP: 0000000000000201 R08: ffff888047c4bd9f R09: 1ffff11008f897b3
[ 85.412806][ T5330] R10: dffffc0000000000 R11: ffffed1008f897b4 R12: 000000000000000e
[ 85.415964][ T5330] R13: ffff888047c4bd98 R14: ffff888012f4ebc8 R15: dffffc0000000000
[ 85.419432][ T5330] ? mark_buffer_dirty+0x298/0x410
[ 85.421514][ T5330] ? mark_buffer_dirty+0x298/0x410
[ 85.423595][ T5330] bfs_get_block+0x5c6/0xb50
[ 85.425616][ T5330] __block_write_begin_int+0x6c2/0x1930
[ 85.428194][ T5330] ? __pfx_bfs_get_block+0x10/0x10
[ 85.430658][ T5330] ? __pfx___block_write_begin_int+0x10/0x10
[ 85.433294][ T5330] ? __pfx_bfs_get_block+0x10/0x10
[ 85.435483][ T5330] block_write_begin+0x8d/0x120
[ 85.437595][ T5330] ? bfs_write_begin+0x1e/0xd0
[ 85.439683][ T5330] bfs_write_begin+0x35/0xd0
[ 85.441952][ T5330] generic_perform_write+0x2d5/0x8f0
[ 85.444511][ T5330] ? __pfx_generic_perform_write+0x10/0x10
[ 85.447289][ T5330] ? file_update_time_flags+0x219/0x4a0
[ 85.449803][ T5330] ? __generic_file_write_iter+0xf9/0x230
[ 85.452276][ T5330] ? generic_file_write_iter+0x136/0x680
[ 85.454774][ T5330] generic_file_write_iter+0x14a/0x680
[ 85.457803][ T5330] ? __pfx_generic_file_write_iter+0x10/0x10
[ 85.460663][ T5330] ? __lock_acquire+0x683/0x2cd0
[ 85.462888][ T5330] ? __pfx_aa_file_perm+0x10/0x10
[ 85.464933][ T5330] ? __pfx_futex_wake_mark+0x10/0x10
[ 85.466760][ T5330] ? vfs_write+0x22b/0xba0
[ 85.468445][ T5330] ? vfs_write+0x22b/0xba0
[ 85.470506][ T5330] vfs_write+0x612/0xba0
[ 85.472474][ T5330] ? __pfx_vfs_write+0x10/0x10
[ 85.474459][ T5330] ? __fget_files+0x2a/0x420
[ 85.476275][ T5330] __x64_sys_pwrite64+0x196/0x220
[ 85.478272][ T5330] ? __pfx___x64_sys_pwrite64+0x10/0x10
[ 85.480612][ T5330] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 85.483478][ T5330] do_syscall_64+0x174/0x580
[ 85.485972][ T5330] ? trace_irq_disable+0x3b/0x140
[ 85.488261][ T5330] ? clear_bhb_loop+0x40/0x90
[ 85.490251][ T5330] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 85.492863][ T5330] RIP: 0033:0x7f22b4d9ce59
[ 85.494838][ T5330] 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
[ 85.503485][ T5330] RSP: 002b:00007f22b5cbbfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
[ 85.507113][ T5330] RAX: ffffffffffffffda RBX: 00007f22b5015fa0 RCX: 00007f22b4d9ce59
[ 85.510749][ T5330] RDX: 000000000000fdef RSI: 0000200000000140 RDI: 0000000000000004
[ 85.515038][ T5330] RBP: 00007f22b4e32d6f R08: 0000000000000000 R09: 0000000000000000
[ 85.518581][ T5330] R10: 0000000000000c00 R11: 0000000000000246 R12: 0000000000000000
[ 85.522070][ T5330] R13: 00007f22b5016038 R14: 00007f22b5015fa0 R15: 00007ffdae82b488
[ 85.525697][ T5330]
[ 85.527833][ T5330] Kernel Offset: disabled
[ 85.530022][ T5330] Rebooting in 86400 seconds..