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, &(0x7f0000000040)={'#! ', '', [], 0xa, "a3e17e42229598dc0b756ec57b8aece7e99b35e065a36c388cff7c857e5d53fa85bfee8885817233d5139e72fe82fde34539a13ac786f542641238bf2792c755ea1b5b9fe46143863ab918374170bbec42b260cf8880a7381815bfca66777c81f5645e021cfc037db383b71607050bd89db8c7841822943c"}, 0x7c) (async, rerun: 32)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0) (rerun: 32)
write$binfmt_script(r1, &(0x7f0000000100), 0xfecc)
[ 84.477564][ T1311] ieee802154 phy0 wpan0: encryption failed: -22
[ 84.480556][ T1311] ieee802154 phy1 wpan1: encryption failed: -22
[ 84.484061][ T4657] Bluetooth: hci0: command tx timeout
[ 84.589084][ T5310] loop0: detected capacity change from 0 to 64
[ 84.666474][ T5311] ------------[ cut here ]------------
[ 84.668778][ T5311] WARNING: CPU: 0 PID: 5311 at fs/buffer.c:1186 mark_buffer_dirty+0x2a9/0x410
[ 84.673031][ T5311] Modules linked in:
[ 84.674907][ T5311] CPU: 0 UID: 0 PID: 5311 Comm: syz.0.0 Not tainted 6.15.0-rc5-syzkaller #0 PREEMPT(full)
[ 84.679017][ T5311] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 84.683916][ T5311] RIP: 0010:mark_buffer_dirty+0x2a9/0x410
[ 84.686323][ T5311] Code: 4c 89 f7 e8 79 0d de ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 c4 34 fc ff e8 cf 18 7c ff eb 8c e8 c8 18 7c ff 90 <0f> 0b 90 e9 95 fd ff ff e8 ba 18 7c ff 90 0f 0b 90 e9 bf fd ff ff
[ 84.694969][ T5311] RSP: 0018:ffffc9000d35f628 EFLAGS: 00010293
[ 84.697955][ T5311] RAX: ffffffff8243b788 RBX: ffff888050cf99f8 RCX: ffff88801f8b4880
[ 84.701675][ T5311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 84.705356][ T5311] RBP: ffff888033fa0001 R08: ffff888050cf99ff R09: 1ffff1100a19f33f
[ 84.708812][ T5311] R10: dffffc0000000000 R11: ffffed100a19f340 R12: ffff888043f9fa00
[ 84.712321][ T5311] R13: ffff888042790828 R14: ffff888050cf99f8 R15: 0000000000000010
[ 84.715896][ T5311] FS: 00007f437d3886c0(0000) GS:ffff88808d6cb000(0000) knlGS:0000000000000000
[ 84.719779][ T5311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 84.722854][ T5311] CR2: 0000200000001000 CR3: 0000000038185000 CR4: 0000000000352ef0
[ 84.726319][ T5311] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 84.729725][ T5311] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 84.733466][ T5311] Call Trace:
[ 84.735158][ T5311]
[ 84.736395][ T5311] bfs_get_block+0x5da/0xae0
[ 84.738289][ T5311] __block_write_begin_int+0x6b2/0x1900
[ 84.740540][ T5311] ? __pfx_bfs_get_block+0x10/0x10
[ 84.743015][ T5311] ? __pfx___block_write_begin_int+0x10/0x10
[ 84.745775][ T5311] ? __filemap_get_folio+0x79f/0xaf0
[ 84.748145][ T5311] ? __pfx_bfs_get_block+0x10/0x10
[ 84.750347][ T5311] block_write_begin+0x8a/0x120
[ 84.752309][ T5311] ? bfs_write_begin+0x1e/0xd0
[ 84.754558][ T5311] bfs_write_begin+0x35/0xd0
[ 84.756635][ T5311] generic_perform_write+0x2c4/0x910
[ 84.758969][ T5311] ? __pfx_generic_perform_write+0x10/0x10
[ 84.761343][ T5311] ? file_update_time+0x2da/0x490
[ 84.763556][ T5311] ? __generic_file_write_iter+0xf9/0x230
[ 84.766125][ T5311] ? generic_file_write_iter+0xfb/0x540
[ 84.768611][ T5311] generic_file_write_iter+0x10f/0x540
[ 84.771034][ T5311] ? __pfx_generic_file_write_iter+0x10/0x10
[ 84.773881][ T5311] ? __lock_acquire+0xaac/0xd20
[ 84.775841][ T5311] ? rcu_read_lock_any_held+0xb3/0x120
[ 84.778317][ T5311] ? __pfx_rcu_read_lock_any_held+0x10/0x10
[ 84.780765][ T5311] vfs_write+0x548/0xa90
[ 84.782804][ T5311] ? __pfx_generic_file_write_iter+0x10/0x10
[ 84.785587][ T5311] ? __pfx_vfs_write+0x10/0x10
[ 84.787758][ T5311] ? __fget_files+0x2a/0x420
[ 84.789789][ T5311] ksys_write+0x145/0x250
[ 84.791641][ T5311] ? rcu_is_watching+0x15/0xb0
[ 84.793636][ T5311] ? __pfx_ksys_write+0x10/0x10
[ 84.795556][ T5311] ? do_syscall_64+0xba/0x210
[ 84.797449][ T5311] do_syscall_64+0xf6/0x210
[ 84.799473][ T5311] ? clear_bhb_loop+0x45/0xa0
[ 84.801584][ T5311] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 84.804175][ T5311] RIP: 0033:0x7f437c58e969
[ 84.806149][ T5311] 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
[ 84.815110][ T5311] RSP: 002b:00007f437d388038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 84.818736][ T5311] RAX: ffffffffffffffda RBX: 00007f437c7b6080 RCX: 00007f437c58e969
[ 84.822512][ T5311] RDX: 000000000000fecc RSI: 0000200000000100 RDI: 0000000000000005
[ 84.825997][ T5311] RBP: 00007f437c610ab1 R08: 0000000000000000 R09: 0000000000000000
[ 84.829722][ T5311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 84.833473][ T5311] R13: 0000000000000000 R14: 00007f437c7b6080 R15: 00007fff8c30a178
[ 84.837566][ T5311]
[ 84.839237][ T5311] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 84.842662][ T5311] CPU: 0 UID: 0 PID: 5311 Comm: syz.0.0 Not tainted 6.15.0-rc5-syzkaller #0 PREEMPT(full)
[ 84.846983][ T5311] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 84.851473][ T5311] Call Trace:
[ 84.852882][ T5311]
[ 84.854125][ T5311] dump_stack_lvl+0x99/0x250
[ 84.856214][ T5311] ? __asan_memcpy+0x40/0x70
[ 84.858186][ T5311] ? __pfx_dump_stack_lvl+0x10/0x10
[ 84.860421][ T5311] ? __pfx__printk+0x10/0x10
[ 84.862344][ T5311] panic+0x2db/0x790
[ 84.863958][ T5311] ? __pfx_panic+0x10/0x10
[ 84.865974][ T5311] ? show_trace_log_lvl+0x4fb/0x550
[ 84.868202][ T5311] __warn+0x31b/0x4b0
[ 84.869872][ T5311] ? mark_buffer_dirty+0x2a9/0x410
[ 84.872071][ T5311] ? mark_buffer_dirty+0x2a9/0x410
[ 84.874122][ T5311] report_bug+0x2be/0x4f0
[ 84.875964][ T5311] ? mark_buffer_dirty+0x2a9/0x410
[ 84.878019][ T5311] ? mark_buffer_dirty+0x2a9/0x410
[ 84.880114][ T5311] ? mark_buffer_dirty+0x2ab/0x410
[ 84.882192][ T5311] handle_bug+0x84/0x160
[ 84.883759][ T5311] exc_invalid_op+0x1a/0x50
[ 84.885386][ T5311] asm_exc_invalid_op+0x1a/0x20
[ 84.887286][ T5311] RIP: 0010:mark_buffer_dirty+0x2a9/0x410
[ 84.889324][ T5311] Code: 4c 89 f7 e8 79 0d de ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 c4 34 fc ff e8 cf 18 7c ff eb 8c e8 c8 18 7c ff 90 <0f> 0b 90 e9 95 fd ff ff e8 ba 18 7c ff 90 0f 0b 90 e9 bf fd ff ff
[ 84.896793][ T5311] RSP: 0018:ffffc9000d35f628 EFLAGS: 00010293
[ 84.899458][ T5311] RAX: ffffffff8243b788 RBX: ffff888050cf99f8 RCX: ffff88801f8b4880
[ 84.902786][ T5311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 84.905666][ T5311] RBP: ffff888033fa0001 R08: ffff888050cf99ff R09: 1ffff1100a19f33f
[ 84.909116][ T5311] R10: dffffc0000000000 R11: ffffed100a19f340 R12: ffff888043f9fa00
[ 84.912352][ T5311] R13: ffff888042790828 R14: ffff888050cf99f8 R15: 0000000000000010
[ 84.915536][ T5311] ? mark_buffer_dirty+0x2a8/0x410
[ 84.917761][ T5311] ? mark_buffer_dirty+0x2a8/0x410
[ 84.919940][ T5311] bfs_get_block+0x5da/0xae0
[ 84.921965][ T5311] __block_write_begin_int+0x6b2/0x1900
[ 84.924506][ T5311] ? __pfx_bfs_get_block+0x10/0x10
[ 84.926659][ T5311] ? __pfx___block_write_begin_int+0x10/0x10
[ 84.929218][ T5311] ? __filemap_get_folio+0x79f/0xaf0
[ 84.931417][ T5311] ? __pfx_bfs_get_block+0x10/0x10
[ 84.933218][ T5311] block_write_begin+0x8a/0x120
[ 84.935212][ T5311] ? bfs_write_begin+0x1e/0xd0
[ 84.937165][ T5311] bfs_write_begin+0x35/0xd0
[ 84.939095][ T5311] generic_perform_write+0x2c4/0x910
[ 84.941410][ T5311] ? __pfx_generic_perform_write+0x10/0x10
[ 84.943781][ T5311] ? file_update_time+0x2da/0x490
[ 84.945971][ T5311] ? __generic_file_write_iter+0xf9/0x230
[ 84.948287][ T5311] ? generic_file_write_iter+0xfb/0x540
[ 84.950637][ T5311] generic_file_write_iter+0x10f/0x540
[ 84.953074][ T5311] ? __pfx_generic_file_write_iter+0x10/0x10
[ 84.955493][ T5311] ? __lock_acquire+0xaac/0xd20
[ 84.957591][ T5311] ? rcu_read_lock_any_held+0xb3/0x120
[ 84.959838][ T5311] ? __pfx_rcu_read_lock_any_held+0x10/0x10
[ 84.962344][ T5311] vfs_write+0x548/0xa90
[ 84.964125][ T5311] ? __pfx_generic_file_write_iter+0x10/0x10
[ 84.966668][ T5311] ? __pfx_vfs_write+0x10/0x10
[ 84.968612][ T5311] ? __fget_files+0x2a/0x420
[ 84.970588][ T5311] ksys_write+0x145/0x250
[ 84.972417][ T5311] ? rcu_is_watching+0x15/0xb0
[ 84.974369][ T5311] ? __pfx_ksys_write+0x10/0x10
[ 84.976479][ T5311] ? do_syscall_64+0xba/0x210
[ 84.978582][ T5311] do_syscall_64+0xf6/0x210
[ 84.980573][ T5311] ? clear_bhb_loop+0x45/0xa0
[ 84.982580][ T5311] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 84.985073][ T5311] RIP: 0033:0x7f437c58e969
[ 84.986869][ T5311] 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
[ 84.994681][ T5311] RSP: 002b:00007f437d388038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 84.998045][ T5311] RAX: ffffffffffffffda RBX: 00007f437c7b6080 RCX: 00007f437c58e969
[ 85.001463][ T5311] RDX: 000000000000fecc RSI: 0000200000000100 RDI: 0000000000000005
[ 85.004817][ T5311] RBP: 00007f437c610ab1 R08: 0000000000000000 R09: 0000000000000000
[ 85.008151][ T5311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 85.011139][ T5311] R13: 0000000000000000 R14: 00007f437c7b6080 R15: 00007fff8c30a178
[ 85.014572][ T5311]
[ 85.016205][ T5311] Kernel Offset: disabled
[ 85.018083][ T5311] Rebooting in 86400 seconds..