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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='rdma.current\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f00000008c0), 0xfecc) (async) r1 = syz_open_dev$usbmon(&(0x7f0000000080), 0x8, 0x800) ioctl$MON_IOCX_MFETCH(r1, 0xc0109207, &(0x7f0000000180)={0x0, 0x0, 0x1}) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000100), 0xfecc) [ 76.402967][ T4701] Bluetooth: hci0: command tx timeout [ 76.406405][ T1314] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.416609][ T1314] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.480523][ T5357] loop0: detected capacity change from 0 to 64 [ 76.508542][ T5358] ------------[ cut here ]------------ [ 76.511046][ T5358] WARNING: CPU: 0 PID: 5358 at fs/buffer.c:1183 mark_buffer_dirty+0x2a9/0x410 [ 76.515367][ T5358] Modules linked in: [ 76.517838][ T5358] CPU: 0 UID: 0 PID: 5358 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.522004][ T5358] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.527163][ T5358] RIP: 0010:mark_buffer_dirty+0x2a9/0x410 [ 76.529825][ T5358] Code: 4c 89 f7 e8 39 4e dd ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 d4 02 fc ff e8 3f 66 78 ff eb 8c e8 38 66 78 ff 90 <0f> 0b 90 e9 95 fd ff ff e8 2a 66 78 ff 90 0f 0b 90 e9 bf fd ff ff [ 76.538582][ T5358] RSP: 0018:ffffc9000d537608 EFLAGS: 00010293 [ 76.541193][ T5358] RAX: ffffffff824754a8 RBX: ffff888043b90740 RCX: ffff88803e7e8000 [ 76.544682][ T5358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 76.548457][ T5358] RBP: ffff888031b12001 R08: ffff888043b90747 R09: 1ffff110087720e8 [ 76.551962][ T5358] R10: dffffc0000000000 R11: ffffed10087720e9 R12: ffff888041bfd000 [ 76.555415][ T5358] R13: ffff888043b8d3a0 R14: ffff888043b90740 R15: 0000000000000010 [ 76.559191][ T5358] FS: 00007fa7418ac6c0(0000) GS:ffff88808d210000(0000) knlGS:0000000000000000 [ 76.563082][ T5358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.565980][ T5358] CR2: 0000200000001000 CR3: 0000000042bbe000 CR4: 0000000000352ef0 [ 76.569791][ T5358] Call Trace: [ 76.571334][ T5358] [ 76.572713][ T5358] bfs_get_block+0x5da/0xae0 [ 76.574763][ T5358] __block_write_begin_int+0x6b2/0x1900 [ 76.577396][ T5358] ? __pfx_bfs_get_block+0x10/0x10 [ 76.579722][ T5358] ? __pfx___block_write_begin_int+0x10/0x10 [ 76.582448][ T5358] ? __filemap_get_folio+0x79f/0xaf0 [ 76.584873][ T5358] ? __pfx_bfs_get_block+0x10/0x10 [ 76.587377][ T5358] block_write_begin+0x8a/0x120 [ 76.589599][ T5358] ? bfs_write_begin+0x1e/0xd0 [ 76.591782][ T5358] bfs_write_begin+0x35/0xd0 [ 76.593850][ T5358] generic_perform_write+0x2c2/0x900 [ 76.596202][ T5358] ? __pfx_generic_perform_write+0x10/0x10 [ 76.598969][ T5358] ? file_update_time+0x2da/0x490 [ 76.601222][ T5358] ? __generic_file_write_iter+0xf9/0x230 [ 76.603725][ T5358] ? generic_file_write_iter+0x103/0x550 [ 76.606205][ T5358] generic_file_write_iter+0x117/0x550 [ 76.608782][ T5358] ? __pfx_generic_file_write_iter+0x10/0x10 [ 76.611413][ T5358] ? __pfx___futex_wait+0x10/0x10 [ 76.613600][ T5358] ? futex_private_hash_get+0x43/0x290 [ 76.616113][ T5358] ? __pfx_aa_file_perm+0x10/0x10 [ 76.618528][ T5358] ? __pfx_futex_wake_mark+0x10/0x10 [ 76.620917][ T5358] ? vfs_write+0x211/0xb30 [ 76.622864][ T5358] ? rcu_is_watching+0x15/0xb0 [ 76.624947][ T5358] ? lock_acquire+0x5f/0x360 [ 76.627064][ T5358] ? security_file_permission+0x75/0x290 [ 76.629579][ T5358] vfs_write+0x5c9/0xb30 [ 76.631473][ T5358] ? rcu_is_watching+0x15/0xb0 [ 76.633573][ T5358] ? __pfx_generic_file_write_iter+0x10/0x10 [ 76.636253][ T5358] ? __pfx_vfs_write+0x10/0x10 [ 76.638527][ T5358] ? __fget_files+0x2a/0x420 [ 76.640614][ T5358] ksys_write+0x145/0x250 [ 76.642492][ T5358] ? __pfx_ksys_write+0x10/0x10 [ 76.644609][ T5358] ? rcu_is_watching+0x15/0xb0 [ 76.646749][ T5358] ? rcu_is_watching+0x15/0xb0 [ 76.648859][ T5358] do_syscall_64+0xfa/0x3b0 [ 76.650847][ T5358] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.653459][ T5358] ? clear_bhb_loop+0x60/0xb0 [ 76.655491][ T5358] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.658177][ T5358] RIP: 0033:0x7fa74098ebe9 [ 76.660141][ T5358] 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 [ 76.668814][ T5358] RSP: 002b:00007fa7418ac038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 76.672457][ T5358] RAX: ffffffffffffffda RBX: 00007fa740bb6090 RCX: 00007fa74098ebe9 [ 76.675973][ T5358] RDX: 000000000000fecc RSI: 0000200000000100 RDI: 0000000000000006 [ 76.679264][ T5358] RBP: 00007fa740a11e19 R08: 0000000000000000 R09: 0000000000000000 [ 76.682440][ T5358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.685625][ T5358] R13: 00007fa740bb6128 R14: 00007fa740bb6090 R15: 00007ffdd613be28 [ 76.689065][ T5358] [ 76.690445][ T5358] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 76.693375][ T5358] CPU: 0 UID: 0 PID: 5358 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.697198][ T5358] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.701524][ T5358] Call Trace: [ 76.702900][ T5358] [ 76.704130][ T5358] dump_stack_lvl+0x99/0x250 [ 76.706027][ T5358] ? __asan_memcpy+0x40/0x70 [ 76.707948][ T5358] ? __pfx_dump_stack_lvl+0x10/0x10 [ 76.710077][ T5358] ? __pfx__printk+0x10/0x10 [ 76.712039][ T5358] vpanic+0x281/0x750 [ 76.713804][ T5358] ? __pfx__printk+0x10/0x10 [ 76.715866][ T5358] ? __pfx_vpanic+0x10/0x10 [ 76.717928][ T5358] ? is_bpf_text_address+0x26/0x2b0 [ 76.720318][ T5358] panic+0xb9/0xc0 [ 76.722028][ T5358] ? __pfx_panic+0x10/0x10 [ 76.724032][ T5358] __warn+0x31b/0x4b0 [ 76.725788][ T5358] ? mark_buffer_dirty+0x2a9/0x410 [ 76.728189][ T5358] ? mark_buffer_dirty+0x2a9/0x410 [ 76.730655][ T5358] report_bug+0x2be/0x4f0 [ 76.732659][ T5358] ? mark_buffer_dirty+0x2a9/0x410 [ 76.734962][ T5358] ? mark_buffer_dirty+0x2a9/0x410 [ 76.737239][ T5358] ? mark_buffer_dirty+0x2ab/0x410 [ 76.739543][ T5358] handle_bug+0x84/0x160 [ 76.741416][ T5358] exc_invalid_op+0x1a/0x50 [ 76.743388][ T5358] asm_exc_invalid_op+0x1a/0x20 [ 76.745510][ T5358] RIP: 0010:mark_buffer_dirty+0x2a9/0x410 [ 76.748005][ T5358] Code: 4c 89 f7 e8 39 4e dd ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 d4 02 fc ff e8 3f 66 78 ff eb 8c e8 38 66 78 ff 90 <0f> 0b 90 e9 95 fd ff ff e8 2a 66 78 ff 90 0f 0b 90 e9 bf fd ff ff [ 76.756588][ T5358] RSP: 0018:ffffc9000d537608 EFLAGS: 00010293 [ 76.759293][ T5358] RAX: ffffffff824754a8 RBX: ffff888043b90740 RCX: ffff88803e7e8000 [ 76.762897][ T5358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 76.766459][ T5358] RBP: ffff888031b12001 R08: ffff888043b90747 R09: 1ffff110087720e8 [ 76.770305][ T5358] R10: dffffc0000000000 R11: ffffed10087720e9 R12: ffff888041bfd000 [ 76.773618][ T5358] R13: ffff888043b8d3a0 R14: ffff888043b90740 R15: 0000000000000010 [ 76.776800][ T5358] ? mark_buffer_dirty+0x2a8/0x410 [ 76.778877][ T5358] ? mark_buffer_dirty+0x2a8/0x410 [ 76.780987][ T5358] bfs_get_block+0x5da/0xae0 [ 76.782874][ T5358] __block_write_begin_int+0x6b2/0x1900 [ 76.785139][ T5358] ? __pfx_bfs_get_block+0x10/0x10 [ 76.787271][ T5358] ? __pfx___block_write_begin_int+0x10/0x10 [ 76.789919][ T5358] ? __filemap_get_folio+0x79f/0xaf0 [ 76.792114][ T5358] ? __pfx_bfs_get_block+0x10/0x10 [ 76.794365][ T5358] block_write_begin+0x8a/0x120 [ 76.796361][ T5358] ? bfs_write_begin+0x1e/0xd0 [ 76.798286][ T5358] bfs_write_begin+0x35/0xd0 [ 76.800198][ T5358] generic_perform_write+0x2c2/0x900 [ 76.802356][ T5358] ? __pfx_generic_perform_write+0x10/0x10 [ 76.804705][ T5358] ? file_update_time+0x2da/0x490 [ 76.806924][ T5358] ? __generic_file_write_iter+0xf9/0x230 [ 76.809536][ T5358] ? generic_file_write_iter+0x103/0x550 [ 76.812072][ T5358] generic_file_write_iter+0x117/0x550 [ 76.814628][ T5358] ? __pfx_generic_file_write_iter+0x10/0x10 [ 76.817475][ T5358] ? __pfx___futex_wait+0x10/0x10 [ 76.819907][ T5358] ? futex_private_hash_get+0x43/0x290 [ 76.822332][ T5358] ? __pfx_aa_file_perm+0x10/0x10 [ 76.824615][ T5358] ? __pfx_futex_wake_mark+0x10/0x10 [ 76.826973][ T5358] ? vfs_write+0x211/0xb30 [ 76.829026][ T5358] ? rcu_is_watching+0x15/0xb0 [ 76.831207][ T5358] ? lock_acquire+0x5f/0x360 [ 76.833327][ T5358] ? security_file_permission+0x75/0x290 [ 76.835833][ T5358] vfs_write+0x5c9/0xb30 [ 76.837755][ T5358] ? rcu_is_watching+0x15/0xb0 [ 76.839885][ T5358] ? __pfx_generic_file_write_iter+0x10/0x10 [ 76.842572][ T5358] ? __pfx_vfs_write+0x10/0x10 [ 76.844858][ T5358] ? __fget_files+0x2a/0x420 [ 76.847116][ T5358] ksys_write+0x145/0x250 [ 76.849221][ T5358] ? __pfx_ksys_write+0x10/0x10 [ 76.851359][ T5358] ? rcu_is_watching+0x15/0xb0 [ 76.853577][ T5358] ? rcu_is_watching+0x15/0xb0 [ 76.855717][ T5358] do_syscall_64+0xfa/0x3b0 [ 76.857767][ T5358] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.860467][ T5358] ? clear_bhb_loop+0x60/0xb0 [ 76.862517][ T5358] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.864998][ T5358] RIP: 0033:0x7fa74098ebe9 [ 76.866918][ T5358] 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 [ 76.875133][ T5358] RSP: 002b:00007fa7418ac038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 76.878701][ T5358] RAX: ffffffffffffffda RBX: 00007fa740bb6090 RCX: 00007fa74098ebe9 [ 76.882074][ T5358] RDX: 000000000000fecc RSI: 0000200000000100 RDI: 0000000000000006 [ 76.885509][ T5358] RBP: 00007fa740a11e19 R08: 0000000000000000 R09: 0000000000000000 [ 76.889426][ T5358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.893260][ T5358] R13: 00007fa740bb6128 R14: 00007fa740bb6090 R15: 00007ffdd613be28 [ 76.896604][ T5358] [ 76.898275][ T5358] Kernel Offset: disabled [ 76.900195][ T5358] Rebooting in 86400 seconds..