hfsplus: trying to free free bnode 0(1) hfsplus: new node 0 already hashed? ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6110 at fs/hfsplus/bnode.c:584 hfsplus_bnode_create+0x428/0x4ec fs/hfsplus/bnode.c:583 Modules linked in: CPU: 1 PID: 6110 Comm: syz.3.494 Not tainted 5.15.177-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfsplus_bnode_create+0x428/0x4ec fs/hfsplus/bnode.c:583 lr : hfsplus_bnode_create+0x428/0x4ec fs/hfsplus/bnode.c:583 sp : ffff8000201b6d50 x29: ffff8000201b6d60 x28: ffff0000e9fff0f8 x27: ffff0000e9fff000 x26: 00000000000000f8 x25: dfff800000000000 x24: 0000000000000000 x23: 0000000000000000 x22: ffff0000ef2720e0 x21: ffff0000ef272000 x20: 0000000000000000 x19: ffff0000ef379e00 x18: 0000000000000001 x17: 0000000000000002 x16: ffff800011b4efd4 x15: 00000000ffffffff x14: ffff0000e887d1c0 x13: 0000000000000001 x12: 0000000000080000 x11: 00000000000042b0 x10: ffff80002504b000 x9 : 32a34b32e2acc200 x8 : 32a34b32e2acc200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000201b64b8 x4 : ffff800014c50660 x3 : ffff80000aa0f0bc x2 : ffff0001b4196d10 x1 : 0000000100000000 x0 : 0000000000000023 Call trace: hfsplus_bnode_create+0x428/0x4ec fs/hfsplus/bnode.c:583 hfsplus_bmap_alloc+0x5a4/0x698 fs/hfsplus/btree.c:414 hfs_btree_inc_height+0xf8/0xa60 fs/hfsplus/brec.c:475 hfsplus_brec_insert+0x11c/0xaa0 fs/hfsplus/brec.c:75 hfsplus_create_attr+0x3b0/0x568 fs/hfsplus/attributes.c:252 __hfsplus_setxattr+0x9a8/0x1df0 fs/hfsplus/xattr.c:354 hfsplus_osx_setxattr+0xec/0x128 fs/hfsplus/xattr.c:878 __vfs_setxattr+0x388/0x3a4 fs/xattr.c:182 __vfs_setxattr_noperm+0x110/0x528 fs/xattr.c:216 __vfs_setxattr_locked+0x1ec/0x218 fs/xattr.c:277 vfs_setxattr+0x1a8/0x344 fs/xattr.c:303 do_setxattr fs/xattr.c:588 [inline] setxattr+0x250/0x2b4 fs/xattr.c:611 path_setxattr+0x17c/0x258 fs/xattr.c:630 __do_sys_setxattr fs/xattr.c:646 [inline] __se_sys_setxattr fs/xattr.c:642 [inline] __arm64_sys_setxattr+0xbc/0xd8 fs/xattr.c:642 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 7720 hardirqs last enabled at (7719): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (7720): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (7668): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (7666): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 4fc21be0c3194606 ]--- ------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:631! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 6110 Comm: syz.3.494 Tainted: G W 5.15.177-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfsplus_bnode_put+0x588/0x594 fs/hfsplus/bnode.c:631 lr : hfsplus_bnode_put+0x588/0x594 fs/hfsplus/bnode.c:631 sp : ffff8000201b6e60 x29: ffff8000201b6e60 x28: dfff800000000000 x27: ffff700004036de4 x26: 1fffe0001de4e403 x25: ffff0000ef272000 x24: 1fffe0001de6f3c0 x23: dfff800000000000 x22: ffff0000ef379e00 x21: ffff0000ef379e80 x20: 0000000000000000 x19: ffff0000ef379e00 x18: 0000000000000001 x17: 0000000000000002 x16: ffff800011b4efd4 x15: 00000000ffffffff x14: 1ffff0000296e06c x13: dfff800000000000 x12: 0000000000080000 x11: 000000000001c5ed x10: ffff80002504b000 x9 : 000000000001c5ee x8 : ffff800008fc7318 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008fc6dec x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: hfsplus_bnode_put+0x588/0x594 fs/hfsplus/bnode.c:631 hfs_btree_inc_height+0x4fc/0xa60 fs/hfsplus/brec.c:530 hfsplus_brec_insert+0x11c/0xaa0 fs/hfsplus/brec.c:75 hfsplus_create_attr+0x3b0/0x568 fs/hfsplus/attributes.c:252 __hfsplus_setxattr+0x9a8/0x1df0 fs/hfsplus/xattr.c:354 hfsplus_osx_setxattr+0xec/0x128 fs/hfsplus/xattr.c:878 __vfs_setxattr+0x388/0x3a4 fs/xattr.c:182 __vfs_setxattr_noperm+0x110/0x528 fs/xattr.c:216 __vfs_setxattr_locked+0x1ec/0x218 fs/xattr.c:277 vfs_setxattr+0x1a8/0x344 fs/xattr.c:303 do_setxattr fs/xattr.c:588 [inline] setxattr+0x250/0x2b4 fs/xattr.c:611 path_setxattr+0x17c/0x258 fs/xattr.c:630 __do_sys_setxattr fs/xattr.c:646 [inline] __se_sys_setxattr fs/xattr.c:642 [inline] __arm64_sys_setxattr+0xbc/0xd8 fs/xattr.c:642 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Code: aa1403e0 97e4389e 17ffff77 97d3f465 (d4210000) ---[ end trace 4fc21be0c3194607 ]---