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) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x1, &(0x7f0000000040), 0x25529a25ea6ea673, 0xa}}, 0x20) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000100), 0xfecc) [ 84.910854][ T5340] Bluetooth: hci0: command tx timeout [ 84.939634][ T5364] loop0: detected capacity change from 0 to 64 [ 84.997383][ T5365] ------------[ cut here ]------------ [ 84.999314][ T5365] WARNING: CPU: 0 PID: 5365 at fs/buffer.c:1183 mark_buffer_dirty+0x2a9/0x410 [ 85.003006][ T5365] Modules linked in: [ 85.004667][ T5365] CPU: 0 UID: 0 PID: 5365 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.008390][ T5365] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.012978][ T5365] RIP: 0010:mark_buffer_dirty+0x2a9/0x410 [ 85.015513][ T5365] 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 2f 5c 78 ff eb 8c e8 28 5c 78 ff 90 <0f> 0b 90 e9 95 fd ff ff e8 1a 5c 78 ff 90 0f 0b 90 e9 bf fd ff ff [ 85.024179][ T5365] RSP: 0018:ffffc9000d3a7608 EFLAGS: 00010293 [ 85.026791][ T5365] RAX: ffffffff82476268 RBX: ffff8880440a90e8 RCX: ffff8880002b2440 [ 85.030413][ T5365] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 85.034442][ T5365] RBP: ffff88801c76e001 R08: ffff8880440a90ef R09: 1ffff1100881521d [ 85.038278][ T5365] R10: dffffc0000000000 R11: ffffed100881521e R12: ffff88804d261400 [ 85.041868][ T5365] R13: ffff88803215eae0 R14: ffff8880440a90e8 R15: 000000000000000a [ 85.045341][ T5365] FS: 00007f94003f56c0(0000) GS:ffff88808d20a000(0000) knlGS:0000000000000000 [ 85.049404][ T5365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.052360][ T5365] CR2: 0000200000002000 CR3: 0000000043994000 CR4: 0000000000352ef0 [ 85.055919][ T5365] Call Trace: [ 85.057618][ T5365] [ 85.058987][ T5365] bfs_get_block+0x5da/0xae0 [ 85.061067][ T5365] __block_write_begin_int+0x6b2/0x1900 [ 85.063895][ T5365] ? __pfx_bfs_get_block+0x10/0x10 [ 85.066649][ T5365] ? __pfx___block_write_begin_int+0x10/0x10 [ 85.070008][ T5365] ? __filemap_get_folio+0x79f/0xaf0 [ 85.072896][ T5365] ? __pfx_bfs_get_block+0x10/0x10 [ 85.075695][ T5365] block_write_begin+0x8a/0x120 [ 85.078490][ T5365] ? bfs_write_begin+0x1e/0xd0 [ 85.081038][ T5365] bfs_write_begin+0x35/0xd0 [ 85.083474][ T5365] generic_perform_write+0x2c2/0x900 [ 85.086244][ T5365] ? __pfx_generic_perform_write+0x10/0x10 [ 85.089412][ T5365] ? file_update_time+0x2da/0x490 [ 85.091844][ T5365] ? __generic_file_write_iter+0xf9/0x230 [ 85.094366][ T5365] ? generic_file_write_iter+0x103/0x550 [ 85.096740][ T5365] generic_file_write_iter+0x117/0x550 [ 85.099227][ T5365] ? __pfx_generic_file_write_iter+0x10/0x10 [ 85.101937][ T5365] ? __lock_acquire+0xab9/0xd20 [ 85.104209][ T5365] ? rcu_read_lock_any_held+0xb3/0x120 [ 85.106639][ T5365] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 85.109517][ T5365] vfs_write+0x5c9/0xb30 [ 85.111425][ T5365] ? __pfx_generic_file_write_iter+0x10/0x10 [ 85.114209][ T5365] ? __pfx_vfs_write+0x10/0x10 [ 85.116370][ T5365] ? __fget_files+0x2a/0x420 [ 85.118496][ T5365] ksys_write+0x145/0x250 [ 85.120280][ T5365] ? __pfx_ksys_write+0x10/0x10 [ 85.122271][ T5365] ? rcu_is_watching+0x15/0xb0 [ 85.124232][ T5365] ? do_syscall_64+0xbe/0x3b0 [ 85.126256][ T5365] do_syscall_64+0xfa/0x3b0 [ 85.128327][ T5365] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.130660][ T5365] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.133627][ T5365] ? clear_bhb_loop+0x60/0xb0 [ 85.135796][ T5365] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.138086][ T5365] RIP: 0033:0x7f9403f8eba9 [ 85.139644][ T5365] 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 [ 85.147922][ T5365] RSP: 002b:00007f94003f5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 85.152319][ T5365] RAX: ffffffffffffffda RBX: 00007f94041d6090 RCX: 00007f9403f8eba9 [ 85.156818][ T5365] RDX: 000000000000fecc RSI: 0000200000000100 RDI: 0000000000000005 [ 85.160297][ T5365] RBP: 00007f9404011e19 R08: 0000000000000000 R09: 0000000000000000 [ 85.163769][ T5365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 85.167405][ T5365] R13: 00007f94041d6128 R14: 00007f94041d6090 R15: 00007ffeb7a443c8 [ 85.170598][ T5365] [ 85.171790][ T5365] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 85.174850][ T5365] CPU: 0 UID: 0 PID: 5365 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.178377][ T5365] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.182937][ T5365] Call Trace: [ 85.184321][ T5365] [ 85.185474][ T5365] dump_stack_lvl+0x99/0x250 [ 85.187455][ T5365] ? __asan_memcpy+0x40/0x70 [ 85.189457][ T5365] ? __pfx_dump_stack_lvl+0x10/0x10 [ 85.191517][ T5365] ? __pfx__printk+0x10/0x10 [ 85.193302][ T5365] vpanic+0x281/0x750 [ 85.195001][ T5365] ? __pfx__printk+0x10/0x10 [ 85.197000][ T5365] ? __pfx_vpanic+0x10/0x10 [ 85.199322][ T5365] ? is_bpf_text_address+0x26/0x2b0 [ 85.202152][ T5365] panic+0xb9/0xc0 [ 85.204239][ T5365] ? __pfx_panic+0x10/0x10 [ 85.206610][ T5365] __warn+0x31b/0x4b0 [ 85.208446][ T5365] ? mark_buffer_dirty+0x2a9/0x410 [ 85.210734][ T5365] ? mark_buffer_dirty+0x2a9/0x410 [ 85.213019][ T5365] report_bug+0x2be/0x4f0 [ 85.214950][ T5365] ? mark_buffer_dirty+0x2a9/0x410 [ 85.217026][ T5365] ? mark_buffer_dirty+0x2a9/0x410 [ 85.219247][ T5365] ? mark_buffer_dirty+0x2ab/0x410 [ 85.221372][ T5365] handle_bug+0x84/0x160 [ 85.223129][ T5365] exc_invalid_op+0x1a/0x50 [ 85.224962][ T5365] asm_exc_invalid_op+0x1a/0x20 [ 85.227001][ T5365] RIP: 0010:mark_buffer_dirty+0x2a9/0x410 [ 85.229055][ T5365] 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 2f 5c 78 ff eb 8c e8 28 5c 78 ff 90 <0f> 0b 90 e9 95 fd ff ff e8 1a 5c 78 ff 90 0f 0b 90 e9 bf fd ff ff [ 85.236701][ T5365] RSP: 0018:ffffc9000d3a7608 EFLAGS: 00010293 [ 85.239226][ T5365] RAX: ffffffff82476268 RBX: ffff8880440a90e8 RCX: ffff8880002b2440 [ 85.242324][ T5365] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 85.245784][ T5365] RBP: ffff88801c76e001 R08: ffff8880440a90ef R09: 1ffff1100881521d [ 85.249168][ T5365] R10: dffffc0000000000 R11: ffffed100881521e R12: ffff88804d261400 [ 85.252856][ T5365] R13: ffff88803215eae0 R14: ffff8880440a90e8 R15: 000000000000000a [ 85.255974][ T5365] ? mark_buffer_dirty+0x2a8/0x410 [ 85.258062][ T5365] ? mark_buffer_dirty+0x2a8/0x410 [ 85.260139][ T5365] bfs_get_block+0x5da/0xae0 [ 85.262240][ T5365] __block_write_begin_int+0x6b2/0x1900 [ 85.264654][ T5365] ? __pfx_bfs_get_block+0x10/0x10 [ 85.267192][ T5365] ? __pfx___block_write_begin_int+0x10/0x10 [ 85.270397][ T5365] ? __filemap_get_folio+0x79f/0xaf0 [ 85.273204][ T5365] ? __pfx_bfs_get_block+0x10/0x10 [ 85.275981][ T5365] block_write_begin+0x8a/0x120 [ 85.278661][ T5365] ? bfs_write_begin+0x1e/0xd0 [ 85.281244][ T5365] bfs_write_begin+0x35/0xd0 [ 85.283506][ T5365] generic_perform_write+0x2c2/0x900 [ 85.285933][ T5365] ? __pfx_generic_perform_write+0x10/0x10 [ 85.288917][ T5365] ? file_update_time+0x2da/0x490 [ 85.291048][ T5365] ? __generic_file_write_iter+0xf9/0x230 [ 85.293437][ T5365] ? generic_file_write_iter+0x103/0x550 [ 85.295793][ T5365] generic_file_write_iter+0x117/0x550 [ 85.298089][ T5365] ? __pfx_generic_file_write_iter+0x10/0x10 [ 85.300596][ T5365] ? __lock_acquire+0xab9/0xd20 [ 85.302730][ T5365] ? rcu_read_lock_any_held+0xb3/0x120 [ 85.305170][ T5365] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 85.307835][ T5365] vfs_write+0x5c9/0xb30 [ 85.309764][ T5365] ? __pfx_generic_file_write_iter+0x10/0x10 [ 85.312641][ T5365] ? __pfx_vfs_write+0x10/0x10 [ 85.315127][ T5365] ? __fget_files+0x2a/0x420 [ 85.317687][ T5365] ksys_write+0x145/0x250 [ 85.319814][ T5365] ? __pfx_ksys_write+0x10/0x10 [ 85.321691][ T5365] ? rcu_is_watching+0x15/0xb0 [ 85.323855][ T5365] ? do_syscall_64+0xbe/0x3b0 [ 85.325874][ T5365] do_syscall_64+0xfa/0x3b0 [ 85.327807][ T5365] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.329960][ T5365] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.332623][ T5365] ? clear_bhb_loop+0x60/0xb0 [ 85.334668][ T5365] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.337155][ T5365] RIP: 0033:0x7f9403f8eba9 [ 85.339014][ T5365] 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 [ 85.346819][ T5365] RSP: 002b:00007f94003f5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 85.350432][ T5365] RAX: ffffffffffffffda RBX: 00007f94041d6090 RCX: 00007f9403f8eba9 [ 85.353764][ T5365] RDX: 000000000000fecc RSI: 0000200000000100 RDI: 0000000000000005 [ 85.356852][ T5365] RBP: 00007f9404011e19 R08: 0000000000000000 R09: 0000000000000000 [ 85.360025][ T5365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 85.362972][ T5365] R13: 00007f94041d6128 R14: 00007f94041d6090 R15: 00007ffeb7a443c8 [ 85.366726][ T5365] [ 85.368770][ T5365] Kernel Offset: disabled [ 85.370695][ T5365] Rebooting in 86400 seconds..