program: r0 = 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") r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='rdma.current\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f00000008c0), 0xfecc) (async) ioctl$FS_IOC_REMOVE_ENCRYPTION_KEY(r0, 0xc0406618, &(0x7f0000000040)={@desc={0x1, 0x0, @desc1}}) (async) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000100), 0xfecc) [ 87.552301][ T11] cfg80211: failed to load regulatory.db [ 87.569068][ T4671] Bluetooth: hci0: command tx timeout [ 87.615959][ T5332] loop0: detected capacity change from 0 to 64 [ 87.669774][ T5334] ------------[ cut here ]------------ [ 87.671956][ T5334] WARNING: CPU: 0 PID: 5334 at fs/buffer.c:1183 mark_buffer_dirty+0x2a9/0x410 [ 87.675551][ T5334] Modules linked in: [ 87.677336][ T5334] CPU: 0 UID: 0 PID: 5334 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 87.681432][ T5334] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 87.686112][ T5334] RIP: 0010:mark_buffer_dirty+0x2a9/0x410 [ 87.688737][ T5334] Code: 4c 89 f7 e8 69 08 dd ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 14 ea fb ff e8 ff bc 75 ff eb 8c e8 f8 bc 75 ff 90 <0f> 0b 90 e9 95 fd ff ff e8 ea bc 75 ff 90 0f 0b 90 e9 bf fd ff ff [ 87.696144][ T5334] RSP: 0018:ffffc9000d3d7608 EFLAGS: 00010293 [ 87.698931][ T5334] RAX: ffffffff824a5658 RBX: ffff8880413fd828 RCX: ffff888000d2a480 [ 87.702124][ T5334] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 87.705552][ T5334] RBP: ffff888032e9a001 R08: ffff8880413fd82f R09: 1ffff1100827fb05 [ 87.709199][ T5334] R10: dffffc0000000000 R11: ffffed100827fb06 R12: ffff88804bed2000 [ 87.712708][ T5334] R13: ffff8880413fa488 R14: ffff8880413fd828 R15: 0000000000000010 [ 87.716760][ T5334] FS: 00007f4e14b9e6c0(0000) GS:ffff88808d72f000(0000) knlGS:0000000000000000 [ 87.720761][ T5334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.723582][ T5334] CR2: 0000200000001000 CR3: 000000004181a000 CR4: 0000000000352ef0 [ 87.727108][ T5334] Call Trace: [ 87.728607][ T5334] [ 87.730104][ T5334] bfs_get_block+0x5da/0xae0 [ 87.736278][ T5334] __block_write_begin_int+0x6b5/0x1900 [ 87.739263][ T5334] ? __pfx_bfs_get_block+0x10/0x10 [ 87.741787][ T5334] ? __pfx___block_write_begin_int+0x10/0x10 [ 87.744442][ T5334] ? __filemap_get_folio+0x79f/0xaf0 [ 87.746848][ T5334] ? __pfx_bfs_get_block+0x10/0x10 [ 87.749294][ T5334] block_write_begin+0x8a/0x120 [ 87.751531][ T5334] ? bfs_write_begin+0x1e/0xd0 [ 87.753706][ T5334] bfs_write_begin+0x35/0xd0 [ 87.755822][ T5334] generic_perform_write+0x2c5/0x900 [ 87.758319][ T5334] ? __pfx_generic_perform_write+0x10/0x10 [ 87.760913][ T5334] ? file_update_time+0x2da/0x490 [ 87.763219][ T5334] ? __generic_file_write_iter+0xf9/0x230 [ 87.765728][ T5334] ? generic_file_write_iter+0x103/0x550 [ 87.768466][ T5334] generic_file_write_iter+0x117/0x550 [ 87.770847][ T5334] ? __pfx_generic_file_write_iter+0x10/0x10 [ 87.773451][ T5334] ? __lock_acquire+0xab9/0xd20 [ 87.775599][ T5334] ? rcu_read_lock_any_held+0xb3/0x120 [ 87.778163][ T5334] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 87.780800][ T5334] vfs_write+0x5c9/0xb30 [ 87.783581][ T5334] ? __pfx_generic_file_write_iter+0x10/0x10 [ 87.786245][ T5334] ? __pfx_vfs_write+0x10/0x10 [ 87.788992][ T5334] ? __fget_files+0x2a/0x420 [ 87.791066][ T5334] ksys_write+0x145/0x250 [ 87.792826][ T5334] ? __pfx_ksys_write+0x10/0x10 [ 87.794517][ T5334] ? do_syscall_64+0xbe/0xfa0 [ 87.796194][ T5334] do_syscall_64+0xfa/0xfa0 [ 87.797992][ T5334] ? lockdep_hardirqs_on+0x9c/0x150 [ 87.800147][ T5334] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.802725][ T5334] ? clear_bhb_loop+0x60/0xb0 [ 87.804665][ T5334] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.807451][ T5334] RIP: 0033:0x7f4e13d8f749 [ 87.809829][ T5334] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 87.818373][ T5334] RSP: 002b:00007f4e14b9e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 87.822688][ T5334] RAX: ffffffffffffffda RBX: 00007f4e13fe6180 RCX: 00007f4e13d8f749 [ 87.826128][ T5334] RDX: 000000000000fecc RSI: 0000200000000100 RDI: 0000000000000005 [ 87.833957][ T5334] RBP: 00007f4e13e13f91 R08: 0000000000000000 R09: 0000000000000000 [ 87.837553][ T5334] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 87.841587][ T5334] R13: 00007f4e13fe6218 R14: 00007f4e13fe6180 R15: 00007ffed9e7b0e8 [ 87.845073][ T5334] [ 87.846538][ T5334] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 87.849743][ T5334] CPU: 0 UID: 0 PID: 5334 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 87.853377][ T5334] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 87.857610][ T5334] Call Trace: [ 87.859001][ T5334] [ 87.860201][ T5334] dump_stack_lvl+0x99/0x250 [ 87.862193][ T5334] ? __asan_memcpy+0x40/0x70 [ 87.864163][ T5334] ? __pfx_dump_stack_lvl+0x10/0x10 [ 87.866007][ T5334] ? __pfx__printk+0x10/0x10 [ 87.867876][ T5334] vpanic+0x237/0x6d0 [ 87.869458][ T5334] ? __pfx_vpanic+0x10/0x10 [ 87.871271][ T5334] panic+0xb9/0xc0 [ 87.872811][ T5334] ? __pfx_panic+0x10/0x10 [ 87.874691][ T5334] __warn+0x31b/0x4b0 [ 87.876355][ T5334] ? mark_buffer_dirty+0x2a9/0x410 [ 87.878583][ T5334] ? mark_buffer_dirty+0x2a9/0x410 [ 87.880858][ T5334] report_bug+0x2be/0x4f0 [ 87.882640][ T5334] ? mark_buffer_dirty+0x2a9/0x410 [ 87.884663][ T5334] ? mark_buffer_dirty+0x2a9/0x410 [ 87.886755][ T5334] ? mark_buffer_dirty+0x2ab/0x410 [ 87.888926][ T5334] handle_bug+0x84/0x160 [ 87.890745][ T5334] exc_invalid_op+0x1a/0x50 [ 87.892660][ T5334] asm_exc_invalid_op+0x1a/0x20 [ 87.894761][ T5334] RIP: 0010:mark_buffer_dirty+0x2a9/0x410 [ 87.897212][ T5334] Code: 4c 89 f7 e8 69 08 dd ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 14 ea fb ff e8 ff bc 75 ff eb 8c e8 f8 bc 75 ff 90 <0f> 0b 90 e9 95 fd ff ff e8 ea bc 75 ff 90 0f 0b 90 e9 bf fd ff ff [ 87.905030][ T5334] RSP: 0018:ffffc9000d3d7608 EFLAGS: 00010293 [ 87.907680][ T5334] RAX: ffffffff824a5658 RBX: ffff8880413fd828 RCX: ffff888000d2a480 [ 87.910971][ T5334] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 87.913964][ T5334] RBP: ffff888032e9a001 R08: ffff8880413fd82f R09: 1ffff1100827fb05 [ 87.916786][ T5334] R10: dffffc0000000000 R11: ffffed100827fb06 R12: ffff88804bed2000 [ 87.919663][ T5334] R13: ffff8880413fa488 R14: ffff8880413fd828 R15: 0000000000000010 [ 87.922753][ T5334] ? mark_buffer_dirty+0x2a8/0x410 [ 87.924747][ T5334] ? mark_buffer_dirty+0x2a8/0x410 [ 87.926808][ T5334] bfs_get_block+0x5da/0xae0 [ 87.928620][ T5334] __block_write_begin_int+0x6b5/0x1900 [ 87.930775][ T5334] ? __pfx_bfs_get_block+0x10/0x10 [ 87.932671][ T5334] ? __pfx___block_write_begin_int+0x10/0x10 [ 87.934933][ T5334] ? __filemap_get_folio+0x79f/0xaf0 [ 87.936865][ T5334] ? __pfx_bfs_get_block+0x10/0x10 [ 87.938832][ T5334] block_write_begin+0x8a/0x120 [ 87.940668][ T5334] ? bfs_write_begin+0x1e/0xd0 [ 87.942479][ T5334] bfs_write_begin+0x35/0xd0 [ 87.944212][ T5334] generic_perform_write+0x2c5/0x900 [ 87.946314][ T5334] ? __pfx_generic_perform_write+0x10/0x10 [ 87.948545][ T5334] ? file_update_time+0x2da/0x490 [ 87.950490][ T5334] ? __generic_file_write_iter+0xf9/0x230 [ 87.952753][ T5334] ? generic_file_write_iter+0x103/0x550 [ 87.954897][ T5334] generic_file_write_iter+0x117/0x550 [ 87.956944][ T5334] ? __pfx_generic_file_write_iter+0x10/0x10 [ 87.959435][ T5334] ? __lock_acquire+0xab9/0xd20 [ 87.961433][ T5334] ? rcu_read_lock_any_held+0xb3/0x120 [ 87.963588][ T5334] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 87.965959][ T5334] vfs_write+0x5c9/0xb30 [ 87.967683][ T5334] ? __pfx_generic_file_write_iter+0x10/0x10 [ 87.970017][ T5334] ? __pfx_vfs_write+0x10/0x10 [ 87.971912][ T5334] ? __fget_files+0x2a/0x420 [ 87.973740][ T5334] ksys_write+0x145/0x250 [ 87.975488][ T5334] ? __pfx_ksys_write+0x10/0x10 [ 87.977421][ T5334] ? do_syscall_64+0xbe/0xfa0 [ 87.979383][ T5334] do_syscall_64+0xfa/0xfa0 [ 87.981357][ T5334] ? lockdep_hardirqs_on+0x9c/0x150 [ 87.983420][ T5334] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.985816][ T5334] ? clear_bhb_loop+0x60/0xb0 [ 87.987670][ T5334] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.989997][ T5334] RIP: 0033:0x7f4e13d8f749 [ 87.991769][ T5334] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 87.999361][ T5334] RSP: 002b:00007f4e14b9e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 88.002739][ T5334] RAX: ffffffffffffffda RBX: 00007f4e13fe6180 RCX: 00007f4e13d8f749 [ 88.005880][ T5334] RDX: 000000000000fecc RSI: 0000200000000100 RDI: 0000000000000005 [ 88.009271][ T5334] RBP: 00007f4e13e13f91 R08: 0000000000000000 R09: 0000000000000000 [ 88.012615][ T5334] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 88.015823][ T5334] R13: 00007f4e13fe6218 R14: 00007f4e13fe6180 R15: 00007ffed9e7b0e8 [ 88.019063][ T5334] [ 88.020643][ T5334] Kernel Offset: disabled [ 88.022440][ T5334] Rebooting in 86400 seconds..