loop0: detected capacity change from 0 to 64
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6435 at fs/buffer.c:1173 mark_buffer_dirty+0x284/0x4d8 fs/buffer.c:1173
Modules linked in:
CPU: 1 UID: 0 PID: 6435 Comm: syz-executor411 Not tainted 6.14.0-rc6-syzkaller-ga5618886fdab #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : mark_buffer_dirty+0x284/0x4d8 fs/buffer.c:1173
lr : mark_buffer_dirty+0x284/0x4d8 fs/buffer.c:1173
sp : ffff8000a3c07350
x29: ffff8000a3c07350 x28: ffff0000dce62800 x27: 0000000000000200
x26: ffff0000ddeb8528 x25: ffff0000ddeac1d0 x24: ffff0000c6fde000
x23: ffff0000ddeaf3a0 x22: 000000000000000a x21: dfff800000000000
x20: 0000000000000010 x19: ffff0000ddeaf3a0 x18: ffff8000a3c06fc0
x17: 000000000000d726 x16: ffff80008b7323ac x15: 0000000000000001
x14: 1fffe0001bbd5e74 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001bbd5e75 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000d5f7db80 x7 : 0000000000000000 x6 : 0000000000000000
x5 : ffff0000dce62a00 x4 : ffff0000dd98d400 x3 : ffff800080e083ac
x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 mark_buffer_dirty+0x284/0x4d8 fs/buffer.c:1173 (P)
 bfs_move_block fs/bfs/file.c:44 [inline]
 bfs_move_blocks fs/bfs/file.c:57 [inline]
 bfs_get_block+0x514/0xa50 fs/bfs/file.c:126
 __block_write_begin_int+0x4c4/0x1610 fs/buffer.c:2116
 block_write_begin+0xa0/0x11c fs/buffer.c:2226
 bfs_write_begin+0x48/0xec fs/bfs/file.c:179
 generic_perform_write+0x29c/0x868 mm/filemap.c:4188
 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4289
 generic_file_write_iter+0x108/0x4b4 mm/filemap.c:4315
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0x704/0xa9c fs/read_write.c:679
 ksys_write+0x15c/0x26c fs/read_write.c:731
 __do_sys_write fs/read_write.c:742 [inline]
 __se_sys_write fs/read_write.c:739 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:739
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
irq event stamp: 10030
hardirqs last  enabled at (10029): [<ffff800080e07b70>] bh_lru_install fs/buffer.c:1345 [inline]
hardirqs last  enabled at (10029): [<ffff800080e07b70>] __find_get_block+0x964/0xd84 fs/buffer.c:1400
hardirqs last disabled at (10030): [<ffff80008b7cdc94>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488
softirqs last  enabled at (9442): [<ffff8000801283e0>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (9440): [<ffff8000801283ac>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---