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 hfs: new node 0 already hashed? ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4463 at fs/hfs/bnode.c:422 hfs_bnode_create+0x428/0x4dc fs/hfs/bnode.c:421 Modules linked in: CPU: 0 PID: 4463 Comm: syz.2.11 Not tainted 6.1.115-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfs_bnode_create+0x428/0x4dc fs/hfs/bnode.c:421 lr : hfs_bnode_create+0x428/0x4dc fs/hfs/bnode.c:421 sp : ffff800021567350 x29: ffff800021567360 x28: dfff800000000000 x27: dfff800000000000 x26: 000000000000016c x25: ffff0000d0e25a88 x24: 0000000000000000 x23: 0000000000000000 x22: ffff0000d71320e0 x21: ffff0000d7132000 x20: 0000000000000000 x19: ffff0000d0e25a00 x18: ffff800021566f60 x17: 0000000000000000 x16: ffff80001229a1fc x15: 0000000000000000 x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : a0c6c54d65703800 x8 : a0c6c54d65703800 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800021566c58 x4 : ffff800015ab3880 x3 : ffff80000aaab22c x2 : ffff0001b3cf8cd0 x1 : 0000000100000000 x0 : 000000000000001f Call trace: hfs_bnode_create+0x428/0x4dc fs/hfs/bnode.c:421 hfs_bmap_alloc+0x59c/0x664 fs/hfs/btree.c:291 hfs_btree_inc_height+0xf8/0x9d0 fs/hfs/brec.c:471 hfs_brec_insert+0x580/0x97c fs/hfs/brec.c:148 __hfs_ext_write_extent+0x240/0x468 fs/hfs/extent.c:124 __hfs_ext_cache_extent+0x84/0x754 fs/hfs/extent.c:174 hfs_file_truncate+0x538/0xeb0 fs/hfs/extent.c:526 hfs_delete_inode+0x2d0/0x464 fs/hfs/inode.c:264 hfs_remove+0x158/0x19c fs/hfs/dir.c:267 vfs_unlink+0x2f0/0x508 fs/namei.c:4322 do_unlinkat+0x4cc/0x70c fs/namei.c:4390 __do_sys_unlinkat fs/namei.c:4433 [inline] __se_sys_unlinkat fs/namei.c:4426 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4426 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x64/0x218 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 irq event stamp: 3056 hardirqs last enabled at (3055): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261 hardirqs last disabled at (3056): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2998): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (2998): [] handle_softirqs+0xb84/0xd58 kernel/softirq.c:599 softirqs last disabled at (2835): [] __do_softirq+0x14/0x20 kernel/softirq.c:605 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernel BUG at fs/hfs/bnode.c:467! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4463 Comm: syz.2.11 Tainted: G W 6.1.115-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 : hfs_bnode_put+0x318/0x324 fs/hfs/bnode.c:467 lr : hfs_bnode_put+0x318/0x324 fs/hfs/bnode.c:467 sp : ffff800021567470 x29: ffff800021567470 x28: dfff800000000000 x27: ffff7000042acea4 x26: 1fffe0001ae26403 x25: 0000000000000200 x24: 1fffe0001a1c4b40 x23: dfff800000000000 x22: ffff0000d7132000 x21: ffff0000d0e25a80 x20: 0000000000000000 x19: ffff0000d0e25a00 x18: ffff800021566f60 x17: 0000000000000000 x16: ffff80001229a32c x15: 0000000000000000 x14: 1ffff00002b3a0b0 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff8000090a7aec x8 : ffff0000d113b780 x7 : ffff8000089da310 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000090a782c x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: hfs_bnode_put+0x318/0x324 fs/hfs/bnode.c:467 hfs_btree_inc_height+0x4c0/0x9d0 fs/hfs/brec.c:525 hfs_brec_insert+0x580/0x97c fs/hfs/brec.c:148 __hfs_ext_write_extent+0x240/0x468 fs/hfs/extent.c:124 __hfs_ext_cache_extent+0x84/0x754 fs/hfs/extent.c:174 hfs_file_truncate+0x538/0xeb0 fs/hfs/extent.c:526 hfs_delete_inode+0x2d0/0x464 fs/hfs/inode.c:264 hfs_remove+0x158/0x19c fs/hfs/dir.c:267 vfs_unlink+0x2f0/0x508 fs/namei.c:4322 do_unlinkat+0x4cc/0x70c fs/namei.c:4390 __do_sys_unlinkat fs/namei.c:4433 [inline] __se_sys_unlinkat fs/namei.c:4426 [inline] __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4426 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x64/0x218 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: aa1503e0 97e34a15 17ffffd5 97d1415a (d4210000) ---[ end trace 0000000000000000 ]---