program:
syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000040)='./bus\x00', 0x8008, &(0x7f0000000100)=ANY=[@ANYRES64=0x0], 0xf, 0xab, &(0x7f0000010140)="$eJzs1zGKwkAYBeB/s7CbdptFsLBO4x08ilhqI1aK4A3Ei3gVj5DewiKtiCOYiIidRQT5vmLgzWPgtbM7brubIiKtIlLRme7T3Wy+GA8n9Rl8pCwifiMij4jeX50Pg7r7avqyWo7K6vv58c+69b0AAMDrsug/5nNqLk7NL/Aa/m993vI+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAgHe7BAAA//+dfyiL")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='rdma.current\x00', 0x275a, 0x0) (async)
r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), 0xffffffffffffffff) (async)
r2 = socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = socket$inet6_udplite(0xa, 0x2, 0x88)
sendmsg$L2TP_CMD_TUNNEL_CREATE(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x3c, r1, 0x923, 0x0, 0x0, {}, [@L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_CONN_ID={0x8}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_FD={0x8, 0x17, @udp6=r3}]}, 0x3c}}, 0x48014) (async)
write$binfmt_script(r0, &(0x7f00000008c0), 0xfecc) (async)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$binfmt_script(r4, &(0x7f0000000100), 0xfecc)
[ 74.706282][ T5332] Bluetooth: hci0: command tx timeout
[ 74.766215][ T5352] loop0: detected capacity change from 0 to 64
[ 74.833723][ T5353] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 74.891372][ T5352] ------------[ cut here ]------------
[ 74.894656][ T5352] WARNING: CPU: 0 PID: 5352 at fs/buffer.c:1183 mark_buffer_dirty+0x2a9/0x410
[ 74.898980][ T5352] Modules linked in:
[ 74.900810][ T5352] CPU: 0 UID: 0 PID: 5352 Comm: syz.0.0 Not tainted 6.17.0-rc1-syzkaller-00038-g0cc53520e68b #0 PREEMPT(full)
[ 74.906147][ T5352] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 74.910574][ T5352] RIP: 0010:mark_buffer_dirty+0x2a9/0x410
[ 74.913227][ T5352] Code: 4c 89 f7 e8 29 4f dd ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 04 04 fc ff e8 2f 67 78 ff eb 8c e8 28 67 78 ff 90 <0f> 0b 90 e9 95 fd ff ff e8 1a 67 78 ff 90 0f 0b 90 e9 bf fd ff ff
[ 74.921621][ T5352] RSP: 0018:ffffc9000d4f7608 EFLAGS: 00010293
[ 74.924514][ T5352] RAX: ffffffff82475418 RBX: ffff88804541c1d0 RCX: ffff888000cf4880
[ 74.928056][ T5352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 74.931635][ T5352] RBP: ffff88801e8b2001 R08: ffff88804541c1d7 R09: 1ffff11008a8383a
[ 74.935186][ T5352] R10: dffffc0000000000 R11: ffffed1008a8383b R12: ffff88804d238400
[ 74.939062][ T5352] R13: ffff888032078828 R14: ffff88804541c1d0 R15: 000000000000000a
[ 74.943527][ T5352] FS: 00007f75089bc6c0(0000) GS:ffff88808d211000(0000) knlGS:0000000000000000
[ 74.948091][ T5352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 74.951038][ T5352] CR2: 0000200000002000 CR3: 0000000042e96000 CR4: 0000000000352ef0
[ 74.954929][ T5352] Call Trace:
[ 74.956817][ T5352]
[ 74.958432][ T5352] bfs_get_block+0x5da/0xae0
[ 74.960928][ T5352] __block_write_begin_int+0x6b2/0x1900
[ 74.963906][ T5352] ? __pfx_bfs_get_block+0x10/0x10
[ 74.966502][ T5352] ? __pfx___block_write_begin_int+0x10/0x10
[ 74.969209][ T5352] ? __filemap_get_folio+0x79f/0xaf0
[ 74.971615][ T5352] ? __pfx_bfs_get_block+0x10/0x10
[ 74.974104][ T5352] block_write_begin+0x8a/0x120
[ 74.976403][ T5352] ? bfs_write_begin+0x1e/0xd0
[ 74.978577][ T5352] bfs_write_begin+0x35/0xd0
[ 74.980701][ T5352] generic_perform_write+0x2c5/0x900
[ 74.983218][ T5352] ? __pfx_generic_perform_write+0x10/0x10
[ 74.985819][ T5352] ? file_update_time+0x2da/0x490
[ 74.988202][ T5352] ? __generic_file_write_iter+0xf9/0x230
[ 74.990738][ T5352] ? generic_file_write_iter+0x103/0x550
[ 74.993519][ T5352] generic_file_write_iter+0x117/0x550
[ 74.995951][ T5352] ? __pfx_generic_file_write_iter+0x10/0x10
[ 74.998530][ T5352] ? __lock_acquire+0xab9/0xd20
[ 75.000736][ T5352] ? rcu_read_lock_any_held+0xb3/0x120
[ 75.003259][ T5352] ? __pfx_rcu_read_lock_any_held+0x10/0x10
[ 75.005963][ T5352] vfs_write+0x5c6/0xb30
[ 75.008138][ T5352] ? __pfx_generic_file_write_iter+0x10/0x10
[ 75.010776][ T5352] ? __pfx_vfs_write+0x10/0x10
[ 75.013114][ T5352] ? __fget_files+0x2a/0x420
[ 75.015188][ T5352] ksys_write+0x145/0x250
[ 75.017157][ T5352] ? __pfx_ksys_write+0x10/0x10
[ 75.019598][ T5352] ? rcu_is_watching+0x15/0xb0
[ 75.021781][ T5352] ? do_syscall_64+0xbe/0x3b0
[ 75.024474][ T5352] do_syscall_64+0xfa/0x3b0
[ 75.026571][ T5352] ? lockdep_hardirqs_on+0x9c/0x150
[ 75.028722][ T5352] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 75.031897][ T5352] ? clear_bhb_loop+0x60/0xb0
[ 75.034643][ T5352] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 75.037749][ T5352] RIP: 0033:0x7f7507b8ebe9
[ 75.039762][ T5352] 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
[ 75.048310][ T5352] RSP: 002b:00007f75089bc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 75.051718][ T5352] RAX: ffffffffffffffda RBX: 00007f7507db5fa0 RCX: 00007f7507b8ebe9
[ 75.054862][ T5352] RDX: 000000000000fecc RSI: 00002000000008c0 RDI: 0000000000000005
[ 75.058109][ T5352] RBP: 00007f7507c11e19 R08: 0000000000000000 R09: 0000000000000000
[ 75.061418][ T5352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 75.064929][ T5352] R13: 00007f7507db6038 R14: 00007f7507db5fa0 R15: 00007ffd277bf358
[ 75.068469][ T5352]
[ 75.069916][ T5352] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 75.073185][ T5352] CPU: 0 UID: 0 PID: 5352 Comm: syz.0.0 Not tainted 6.17.0-rc1-syzkaller-00038-g0cc53520e68b #0 PREEMPT(full)
[ 75.078344][ T5352] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 75.082937][ T5352] Call Trace:
[ 75.084425][ T5352]
[ 75.085966][ T5352] dump_stack_lvl+0x99/0x250
[ 75.088000][ T5352] ? __asan_memcpy+0x40/0x70
[ 75.089996][ T5352] ? __pfx_dump_stack_lvl+0x10/0x10
[ 75.092312][ T5352] ? __pfx__printk+0x10/0x10
[ 75.094319][ T5352] vpanic+0x281/0x750
[ 75.096051][ T5352] ? __pfx__printk+0x10/0x10
[ 75.098142][ T5352] ? __pfx_vpanic+0x10/0x10
[ 75.100165][ T5352] ? is_bpf_text_address+0x26/0x2b0
[ 75.102368][ T5352] panic+0xb9/0xc0
[ 75.103956][ T5352] ? __pfx_panic+0x10/0x10
[ 75.105888][ T5352] __warn+0x31b/0x4b0
[ 75.107634][ T5352] ? mark_buffer_dirty+0x2a9/0x410
[ 75.109930][ T5352] ? mark_buffer_dirty+0x2a9/0x410
[ 75.112181][ T5352] report_bug+0x2be/0x4f0
[ 75.113920][ T5352] ? mark_buffer_dirty+0x2a9/0x410
[ 75.116360][ T5352] ? mark_buffer_dirty+0x2a9/0x410
[ 75.118873][ T5352] ? mark_buffer_dirty+0x2ab/0x410
[ 75.121080][ T5352] handle_bug+0x84/0x160
[ 75.122975][ T5352] exc_invalid_op+0x1a/0x50
[ 75.124966][ T5352] asm_exc_invalid_op+0x1a/0x20
[ 75.127056][ T5352] RIP: 0010:mark_buffer_dirty+0x2a9/0x410
[ 75.129674][ T5352] Code: 4c 89 f7 e8 29 4f dd ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 04 04 fc ff e8 2f 67 78 ff eb 8c e8 28 67 78 ff 90 <0f> 0b 90 e9 95 fd ff ff e8 1a 67 78 ff 90 0f 0b 90 e9 bf fd ff ff
[ 75.137533][ T5352] RSP: 0018:ffffc9000d4f7608 EFLAGS: 00010293
[ 75.140187][ T5352] RAX: ffffffff82475418 RBX: ffff88804541c1d0 RCX: ffff888000cf4880
[ 75.143800][ T5352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 75.147428][ T5352] RBP: ffff88801e8b2001 R08: ffff88804541c1d7 R09: 1ffff11008a8383a
[ 75.150841][ T5352] R10: dffffc0000000000 R11: ffffed1008a8383b R12: ffff88804d238400
[ 75.154011][ T5352] R13: ffff888032078828 R14: ffff88804541c1d0 R15: 000000000000000a
[ 75.158093][ T5352] ? mark_buffer_dirty+0x2a8/0x410
[ 75.160580][ T5352] ? mark_buffer_dirty+0x2a8/0x410
[ 75.162968][ T5352] bfs_get_block+0x5da/0xae0
[ 75.164943][ T5352] __block_write_begin_int+0x6b2/0x1900
[ 75.167027][ T5352] ? __pfx_bfs_get_block+0x10/0x10
[ 75.169049][ T5352] ? __pfx___block_write_begin_int+0x10/0x10
[ 75.171418][ T5352] ? __filemap_get_folio+0x79f/0xaf0
[ 75.173639][ T5352] ? __pfx_bfs_get_block+0x10/0x10
[ 75.175863][ T5352] block_write_begin+0x8a/0x120
[ 75.177948][ T5352] ? bfs_write_begin+0x1e/0xd0
[ 75.179884][ T5352] bfs_write_begin+0x35/0xd0
[ 75.181677][ T5352] generic_perform_write+0x2c5/0x900
[ 75.183843][ T5352] ? __pfx_generic_perform_write+0x10/0x10
[ 75.186462][ T5352] ? file_update_time+0x2da/0x490
[ 75.188710][ T5352] ? __generic_file_write_iter+0xf9/0x230
[ 75.191016][ T5352] ? generic_file_write_iter+0x103/0x550
[ 75.193301][ T5352] generic_file_write_iter+0x117/0x550
[ 75.195753][ T5352] ? __pfx_generic_file_write_iter+0x10/0x10
[ 75.198473][ T5352] ? __lock_acquire+0xab9/0xd20
[ 75.200683][ T5352] ? rcu_read_lock_any_held+0xb3/0x120
[ 75.203135][ T5352] ? __pfx_rcu_read_lock_any_held+0x10/0x10
[ 75.205804][ T5352] vfs_write+0x5c6/0xb30
[ 75.207680][ T5352] ? __pfx_generic_file_write_iter+0x10/0x10
[ 75.210268][ T5352] ? __pfx_vfs_write+0x10/0x10
[ 75.212405][ T5352] ? __fget_files+0x2a/0x420
[ 75.214538][ T5352] ksys_write+0x145/0x250
[ 75.216467][ T5352] ? __pfx_ksys_write+0x10/0x10
[ 75.218682][ T5352] ? rcu_is_watching+0x15/0xb0
[ 75.220732][ T5352] ? do_syscall_64+0xbe/0x3b0
[ 75.222899][ T5352] do_syscall_64+0xfa/0x3b0
[ 75.224922][ T5352] ? lockdep_hardirqs_on+0x9c/0x150
[ 75.227282][ T5352] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 75.229727][ T5352] ? clear_bhb_loop+0x60/0xb0
[ 75.231573][ T5352] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 75.234088][ T5352] RIP: 0033:0x7f7507b8ebe9
[ 75.236033][ T5352] 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
[ 75.243741][ T5352] RSP: 002b:00007f75089bc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 75.247179][ T5352] RAX: ffffffffffffffda RBX: 00007f7507db5fa0 RCX: 00007f7507b8ebe9
[ 75.250534][ T5352] RDX: 000000000000fecc RSI: 00002000000008c0 RDI: 0000000000000005
[ 75.253916][ T5352] RBP: 00007f7507c11e19 R08: 0000000000000000 R09: 0000000000000000
[ 75.257312][ T5352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 75.260845][ T5352] R13: 00007f7507db6038 R14: 00007f7507db5fa0 R15: 00007ffd277bf358
[ 75.264330][ T5352]
[ 75.266101][ T5352] Kernel Offset: disabled
[ 75.267937][ T5352] Rebooting in 86400 seconds..