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$rdma_cm(0xffffffffffffff9c, &(0x7f0000000380), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f00000002c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000200)={0xffffffffffffffff}, 0x111}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_ADDR(r0, &(0x7f0000000000)={0x15, 0x110, 0xfa08, {r1, 0x0, 0x10, 0x10, 0x0, @in={0x2, 0x0, @empty}, @in={0x2, 0x0, @remote={0xac, 0xc}}}}, 0x118) (async) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='rdma.current\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f00000008c0), 0xfecc) (async) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000100), 0xfecc) [ 75.996314][ T45] Bluetooth: hci0: command tx timeout [ 76.083373][ T5355] loop0: detected capacity change from 0 to 64 [ 76.202004][ T5356] ------------[ cut here ]------------ [ 76.204377][ T5356] WARNING: CPU: 0 PID: 5356 at fs/buffer.c:1183 mark_buffer_dirty+0x2a9/0x410 [ 76.208124][ T5356] Modules linked in: [ 76.210249][ T5356] CPU: 0 UID: 0 PID: 5356 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.213972][ T5356] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.218232][ T5356] RIP: 0010:mark_buffer_dirty+0x2a9/0x410 [ 76.221186][ T5356] Code: 4c 89 f7 e8 f9 4b dd ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 d4 02 fc ff e8 bf 5b 78 ff eb 8c e8 b8 5b 78 ff 90 <0f> 0b 90 e9 95 fd ff ff e8 aa 5b 78 ff 90 0f 0b 90 e9 bf fd ff ff [ 76.229953][ T5356] RSP: 0018:ffffc9000d537608 EFLAGS: 00010293 [ 76.232675][ T5356] RAX: ffffffff824762d8 RBX: ffff888044243658 RCX: ffff88803eebc880 [ 76.236173][ T5356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 76.240135][ T5356] RBP: ffff888011b86001 R08: ffff88804424365f R09: 1ffff110088486cb [ 76.243623][ T5356] R10: dffffc0000000000 R11: ffffed10088486cc R12: ffff88804d16e000 [ 76.247114][ T5356] R13: ffff8880440fed98 R14: ffff888044243658 R15: 0000000000000010 [ 76.251395][ T5356] FS: 00007fbd62c6e6c0(0000) GS:ffff88808d20c000(0000) knlGS:0000000000000000 [ 76.255368][ T5356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.258327][ T5356] CR2: 0000200000001000 CR3: 0000000043f5f000 CR4: 0000000000352ef0 [ 76.262410][ T5356] Call Trace: [ 76.263972][ T5356] [ 76.265377][ T5356] bfs_get_block+0x5da/0xae0 [ 76.267493][ T5356] __block_write_begin_int+0x6b2/0x1900 [ 76.270462][ T5356] ? __pfx_bfs_get_block+0x10/0x10 [ 76.272662][ T5356] ? __pfx___block_write_begin_int+0x10/0x10 [ 76.275233][ T5356] ? __filemap_get_folio+0x79f/0xaf0 [ 76.277584][ T5356] ? __pfx_bfs_get_block+0x10/0x10 [ 76.280207][ T5356] block_write_begin+0x8a/0x120 [ 76.282169][ T5356] ? bfs_write_begin+0x1e/0xd0 [ 76.284058][ T5356] bfs_write_begin+0x35/0xd0 [ 76.285876][ T5356] generic_perform_write+0x2c5/0x900 [ 76.288604][ T5356] ? __pfx_generic_perform_write+0x10/0x10 [ 76.291954][ T5356] ? file_update_time+0x2da/0x490 [ 76.294051][ T5356] ? __generic_file_write_iter+0xf9/0x230 [ 76.296516][ T5356] ? generic_file_write_iter+0x103/0x550 [ 76.298603][ T5356] generic_file_write_iter+0x117/0x550 [ 76.301039][ T5356] ? __pfx_generic_file_write_iter+0x10/0x10 [ 76.303746][ T5356] ? __lock_acquire+0xab9/0xd20 [ 76.305943][ T5356] ? rcu_read_lock_any_held+0xb3/0x120 [ 76.308310][ T5356] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 76.311007][ T5356] vfs_write+0x5c6/0xb30 [ 76.312901][ T5356] ? __pfx_generic_file_write_iter+0x10/0x10 [ 76.315503][ T5356] ? __pfx_vfs_write+0x10/0x10 [ 76.317623][ T5356] ? __fget_files+0x2a/0x420 [ 76.319901][ T5356] ksys_write+0x145/0x250 [ 76.321922][ T5356] ? __pfx_ksys_write+0x10/0x10 [ 76.323972][ T5356] ? rcu_is_watching+0x15/0xb0 [ 76.326120][ T5356] ? do_syscall_64+0xbe/0x3b0 [ 76.328246][ T5356] do_syscall_64+0xfa/0x3b0 [ 76.330451][ T5356] ? lockdep_hardirqs_on+0x9c/0x150 [ 76.332750][ T5356] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.335403][ T5356] ? clear_bhb_loop+0x60/0xb0 [ 76.337533][ T5356] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.340092][ T5356] RIP: 0033:0x7fbd61d8ebe9 [ 76.341974][ T5356] 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 [ 76.350248][ T5356] RSP: 002b:00007fbd62c6e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 76.353758][ T5356] RAX: ffffffffffffffda RBX: 00007fbd61fc6090 RCX: 00007fbd61d8ebe9 [ 76.357026][ T5356] RDX: 000000000000fecc RSI: 00002000000008c0 RDI: 0000000000000005 [ 76.360412][ T5356] RBP: 00007fbd61e11e19 R08: 0000000000000000 R09: 0000000000000000 [ 76.363840][ T5356] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.367339][ T5356] R13: 00007fbd61fc6128 R14: 00007fbd61fc6090 R15: 00007ffcc49e3218 [ 76.370953][ T5356] [ 76.372208][ T5356] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 76.375168][ T5356] CPU: 0 UID: 0 PID: 5356 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.378638][ T5356] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.382711][ T5356] Call Trace: [ 76.383943][ T5356] [ 76.385031][ T5356] dump_stack_lvl+0x99/0x250 [ 76.386714][ T5356] ? __asan_memcpy+0x40/0x70 [ 76.388698][ T5356] ? __pfx_dump_stack_lvl+0x10/0x10 [ 76.390831][ T5356] ? __pfx__printk+0x10/0x10 [ 76.392646][ T5356] vpanic+0x281/0x750 [ 76.394231][ T5356] ? __pfx__printk+0x10/0x10 [ 76.396028][ T5356] ? __pfx_vpanic+0x10/0x10 [ 76.397661][ T5356] ? is_bpf_text_address+0x26/0x2b0 [ 76.399441][ T5356] panic+0xb9/0xc0 [ 76.401002][ T5356] ? __pfx_panic+0x10/0x10 [ 76.402963][ T5356] __warn+0x31b/0x4b0 [ 76.404620][ T5356] ? mark_buffer_dirty+0x2a9/0x410 [ 76.406781][ T5356] ? mark_buffer_dirty+0x2a9/0x410 [ 76.408903][ T5356] report_bug+0x2be/0x4f0 [ 76.410698][ T5356] ? mark_buffer_dirty+0x2a9/0x410 [ 76.412948][ T5356] ? mark_buffer_dirty+0x2a9/0x410 [ 76.415196][ T5356] ? mark_buffer_dirty+0x2ab/0x410 [ 76.417195][ T5356] handle_bug+0x84/0x160 [ 76.419022][ T5356] exc_invalid_op+0x1a/0x50 [ 76.421002][ T5356] asm_exc_invalid_op+0x1a/0x20 [ 76.423021][ T5356] RIP: 0010:mark_buffer_dirty+0x2a9/0x410 [ 76.425334][ T5356] Code: 4c 89 f7 e8 f9 4b dd ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 d4 02 fc ff e8 bf 5b 78 ff eb 8c e8 b8 5b 78 ff 90 <0f> 0b 90 e9 95 fd ff ff e8 aa 5b 78 ff 90 0f 0b 90 e9 bf fd ff ff [ 76.432968][ T5356] RSP: 0018:ffffc9000d537608 EFLAGS: 00010293 [ 76.435406][ T5356] RAX: ffffffff824762d8 RBX: ffff888044243658 RCX: ffff88803eebc880 [ 76.438671][ T5356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 76.442107][ T5356] RBP: ffff888011b86001 R08: ffff88804424365f R09: 1ffff110088486cb [ 76.445609][ T5356] R10: dffffc0000000000 R11: ffffed10088486cc R12: ffff88804d16e000 [ 76.448933][ T5356] R13: ffff8880440fed98 R14: ffff888044243658 R15: 0000000000000010 [ 76.452375][ T5356] ? mark_buffer_dirty+0x2a8/0x410 [ 76.454498][ T5356] ? mark_buffer_dirty+0x2a8/0x410 [ 76.456494][ T5356] bfs_get_block+0x5da/0xae0 [ 76.458458][ T5356] __block_write_begin_int+0x6b2/0x1900 [ 76.460904][ T5356] ? __pfx_bfs_get_block+0x10/0x10 [ 76.463129][ T5356] ? __pfx___block_write_begin_int+0x10/0x10 [ 76.465723][ T5356] ? __filemap_get_folio+0x79f/0xaf0 [ 76.468005][ T5356] ? __pfx_bfs_get_block+0x10/0x10 [ 76.470207][ T5356] block_write_begin+0x8a/0x120 [ 76.472142][ T5356] ? bfs_write_begin+0x1e/0xd0 [ 76.474215][ T5356] bfs_write_begin+0x35/0xd0 [ 76.476395][ T5356] generic_perform_write+0x2c5/0x900 [ 76.478751][ T5356] ? __pfx_generic_perform_write+0x10/0x10 [ 76.480941][ T5356] ? file_update_time+0x2da/0x490 [ 76.483144][ T5356] ? __generic_file_write_iter+0xf9/0x230 [ 76.485607][ T5356] ? generic_file_write_iter+0x103/0x550 [ 76.487947][ T5356] generic_file_write_iter+0x117/0x550 [ 76.490259][ T5356] ? __pfx_generic_file_write_iter+0x10/0x10 [ 76.492669][ T5356] ? __lock_acquire+0xab9/0xd20 [ 76.494875][ T5356] ? rcu_read_lock_any_held+0xb3/0x120 [ 76.497317][ T5356] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 76.499932][ T5356] vfs_write+0x5c6/0xb30 [ 76.501785][ T5356] ? __pfx_generic_file_write_iter+0x10/0x10 [ 76.504436][ T5356] ? __pfx_vfs_write+0x10/0x10 [ 76.506655][ T5356] ? __fget_files+0x2a/0x420 [ 76.508807][ T5356] ksys_write+0x145/0x250 [ 76.510811][ T5356] ? __pfx_ksys_write+0x10/0x10 [ 76.512989][ T5356] ? rcu_is_watching+0x15/0xb0 [ 76.515178][ T5356] ? do_syscall_64+0xbe/0x3b0 [ 76.517282][ T5356] do_syscall_64+0xfa/0x3b0 [ 76.519309][ T5356] ? lockdep_hardirqs_on+0x9c/0x150 [ 76.521606][ T5356] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.524213][ T5356] ? clear_bhb_loop+0x60/0xb0 [ 76.526368][ T5356] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.528986][ T5356] RIP: 0033:0x7fbd61d8ebe9 [ 76.530927][ T5356] 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 [ 76.539063][ T5356] RSP: 002b:00007fbd62c6e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 76.542897][ T5356] RAX: ffffffffffffffda RBX: 00007fbd61fc6090 RCX: 00007fbd61d8ebe9 [ 76.546415][ T5356] RDX: 000000000000fecc RSI: 00002000000008c0 RDI: 0000000000000005 [ 76.549469][ T5356] RBP: 00007fbd61e11e19 R08: 0000000000000000 R09: 0000000000000000 [ 76.552791][ T5356] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.556053][ T5356] R13: 00007fbd61fc6128 R14: 00007fbd61fc6090 R15: 00007ffcc49e3218 [ 76.559335][ T5356] [ 76.561063][ T5356] Kernel Offset: disabled [ 76.562822][ T5356] Rebooting in 86400 seconds..