loop1: detected capacity change from 0 to 1024 hfsplus: b-tree write err: -5, ino 3 ------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:618! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4596 Comm: syz.1.57 Not tainted 6.1.123-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfsplus_bnode_put+0x488/0x494 fs/hfsplus/bnode.c:618 lr : hfsplus_bnode_put+0x488/0x494 fs/hfsplus/bnode.c:618 sp : ffff800021e17600 x29: ffff800021e17600 x28: 1fffe0001b07f33d x27: ffff0000d83f9800 x26: dfff800000000000 x25: 1fffe00018729980 x24: ffff0000d8b78000 x23: dfff800000000000 x22: dfff800000000000 x21: ffff0000c394cc80 x20: 0000000000000000 x19: ffff0000c394cc00 x18: 1fffe0003679bf76 x17: ffff800015a8d000 x16: ffff80001232d4b4 x15: ffff800008a41ef0 x14: 1ffff00002b520b2 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000908cbe4 x8 : ffff0000ced45340 x7 : ffff8000089d52c0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000908c7b8 x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: hfsplus_bnode_put+0x488/0x494 fs/hfsplus/bnode.c:618 hfsplus_btree_write+0x2bc/0x6f4 fs/hfsplus/btree.c:309 hfsplus_system_write_inode fs/hfsplus/super.c:136 [inline] hfsplus_write_inode+0x3a0/0x4dc fs/hfsplus/super.c:162 write_inode fs/fs-writeback.c:1460 [inline] __writeback_single_inode+0x614/0x1770 fs/fs-writeback.c:1677 writeback_single_inode+0x1c0/0x79c fs/fs-writeback.c:1733 sync_inode_metadata+0xd4/0x144 fs/fs-writeback.c:2789 hfsplus_file_fsync+0xe4/0x4c8 fs/hfsplus/inode.c:321 vfs_fsync_range+0x168/0x188 fs/sync.c:188 generic_write_sync include/linux/fs.h:2962 [inline] generic_file_write_iter+0x228/0x2b4 mm/filemap.c:4009 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x610/0x91c fs/read_write.c:584 ksys_write+0x15c/0x26c fs/read_write.c:637 __do_sys_write fs/read_write.c:649 [inline] __se_sys_write fs/read_write.c:646 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:646 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Code: aa1403e0 97e3a21d 17ffffb7 97d19902 (d4210000) ---[ end trace 0000000000000000 ]---