loop1: detected capacity change from 0 to 1024 hfsplus: new node 0 already hashed? ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7228 at fs/hfsplus/bnode.c:579 hfsplus_bnode_create+0x384/0x430 fs/hfsplus/bnode.c:578 Modules linked in: CPU: 0 UID: 0 PID: 7228 Comm: syz.1.105 Not tainted 6.16.0-rc7-syzkaller-g82af5ea7c611 #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfsplus_bnode_create+0x384/0x430 fs/hfsplus/bnode.c:578 lr : hfsplus_bnode_create+0x384/0x430 fs/hfsplus/bnode.c:578 sp : ffff8000a08b6dd0 x29: ffff8000a08b6de0 x28: 1ffff00014116dc8 x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000080 x24: 0000000000000000 x23: ffff0000fd53a500 x22: 0000000000000000 x21: 0000000000000000 x20: ffff0000c8184000 x19: ffff0000d4b7f800 x18: 00000000ffffffff x17: ffff800093376000 x16: ffff80008af01c68 x15: 0000000000000001 x14: 1ffff00014116d30 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 0000000000015e89 x9 : 65c4e6f010202800 x8 : 65c4e6f010202800 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000a08b6758 x4 : ffff80008f776bc0 x3 : ffff8000807bbc78 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000023 Call trace: hfsplus_bnode_create+0x384/0x430 fs/hfsplus/bnode.c:578 (P) hfsplus_bmap_alloc+0x43c/0x4cc fs/hfsplus/btree.c:415 hfs_bnode_split+0xc8/0xbb8 fs/hfsplus/brec.c:245 hfsplus_brec_insert+0x2f4/0xaa8 fs/hfsplus/brec.c:100 hfsplus_create_cat+0x31c/0xdc8 fs/hfsplus/catalog.c:292 hfsplus_fill_super+0xfbc/0x1714 fs/hfsplus/super.c:561 get_tree_bdev_flags+0x360/0x414 fs/super.c:1681 get_tree_bdev+0x2c/0x3c fs/super.c:1704 hfsplus_get_tree+0x28/0x38 fs/hfsplus/super.c:640 vfs_get_tree+0x90/0x28c fs/super.c:1804 do_new_mount+0x228/0x814 fs/namespace.c:3902 path_mount+0x5b4/0xde0 fs/namespace.c:4226 do_mount fs/namespace.c:4239 [inline] __do_sys_mount fs/namespace.c:4450 [inline] __se_sys_mount fs/namespace.c:4427 [inline] __arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4427 __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+0x58/0x180 arch/arm64/kernel/entry-common.c:879 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 3732 hardirqs last enabled at (3731): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (3731): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (3732): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (3674): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (3674): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (3523): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- hfsplus: new node 0 already hashed? ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7228 at fs/hfsplus/bnode.c:579 hfsplus_bnode_create+0x384/0x430 fs/hfsplus/bnode.c:578 Modules linked in: CPU: 0 UID: 0 PID: 7228 Comm: syz.1.105 Tainted: G W 6.16.0-rc7-syzkaller-g82af5ea7c611 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfsplus_bnode_create+0x384/0x430 fs/hfsplus/bnode.c:578 lr : hfsplus_bnode_create+0x384/0x430 fs/hfsplus/bnode.c:578 sp : ffff8000a08b6e30 x29: ffff8000a08b6e40 x28: 1ffff00014116dd4 x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000080 x24: 0000000000000000 x23: ffff0000fd53a222 x22: 0000000000000000 x21: 0000000000000000 x20: ffff0000c8184000 x19: ffff0000d4b7f800 x18: 00000000ffffffff x17: 0000000000000000 x16: ffff80008af01c68 x15: 0000000000000001 x14: 1ffff00014116d3c x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 0000000000035816 x9 : 65c4e6f010202800 x8 : 65c4e6f010202800 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000a08b67b8 x4 : ffff80008f776bc0 x3 : ffff8000807bbc78 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000023 Call trace: hfsplus_bnode_create+0x384/0x430 fs/hfsplus/bnode.c:578 (P) hfsplus_bmap_alloc+0x43c/0x4cc fs/hfsplus/btree.c:415 hfs_btree_inc_height+0xf8/0x8e0 fs/hfsplus/brec.c:475 hfsplus_brec_insert+0x5c8/0xaa8 fs/hfsplus/brec.c:148 hfsplus_create_cat+0x31c/0xdc8 fs/hfsplus/catalog.c:292 hfsplus_fill_super+0xfbc/0x1714 fs/hfsplus/super.c:561 get_tree_bdev_flags+0x360/0x414 fs/super.c:1681 get_tree_bdev+0x2c/0x3c fs/super.c:1704 hfsplus_get_tree+0x28/0x38 fs/hfsplus/super.c:640 vfs_get_tree+0x90/0x28c fs/super.c:1804 do_new_mount+0x228/0x814 fs/namespace.c:3902 path_mount+0x5b4/0xde0 fs/namespace.c:4226 do_mount fs/namespace.c:4239 [inline] __do_sys_mount fs/namespace.c:4450 [inline] __se_sys_mount fs/namespace.c:4427 [inline] __arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4427 __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+0x58/0x180 arch/arm64/kernel/entry-common.c:879 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 3862 hardirqs last enabled at (3861): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (3861): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (3862): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (3844): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (3844): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (3737): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:624! Internal error: Oops - BUG: 00000000f2000800 [#1] SMP Modules linked in: CPU: 1 UID: 0 PID: 7228 Comm: syz.1.105 Tainted: G W 6.16.0-rc7-syzkaller-g82af5ea7c611 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfsplus_bnode_put+0x490/0x49c fs/hfsplus/bnode.c:624 lr : hfsplus_bnode_put+0x490/0x49c fs/hfsplus/bnode.c:624 sp : ffff8000a08b6f00 x29: ffff8000a08b6f00 x28: ffff0000d4b7fe00 x27: dfff800000000000 x26: ffff700014116df4 x25: ffff8000a08b6fa0 x24: 1fffe0001a96ff00 x23: ffff0000c8184000 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000d4b7f880 x19: ffff0000d4b7f800 x18: 00000000ffffffff x17: 0000000000000000 x16: ffff80008052b68c x15: 0000000000000001 x14: 1fffe0001a96ff10 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 00000000000541b9 x9 : ffff8000a6cf1000 x8 : 00000000000541ba x7 : ffff80008ae6e780 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000812ae6fc x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: hfsplus_bnode_put+0x490/0x49c fs/hfsplus/bnode.c:624 (P) hfs_btree_inc_height+0x48c/0x8e0 fs/hfsplus/brec.c:530 hfsplus_brec_insert+0x5c8/0xaa8 fs/hfsplus/brec.c:148 hfsplus_create_cat+0x31c/0xdc8 fs/hfsplus/catalog.c:292 hfsplus_fill_super+0xfbc/0x1714 fs/hfsplus/super.c:561 get_tree_bdev_flags+0x360/0x414 fs/super.c:1681 get_tree_bdev+0x2c/0x3c fs/super.c:1704 hfsplus_get_tree+0x28/0x38 fs/hfsplus/super.c:640 vfs_get_tree+0x90/0x28c fs/super.c:1804 do_new_mount+0x228/0x814 fs/namespace.c:3902 path_mount+0x5b4/0xde0 fs/namespace.c:4226 do_mount fs/namespace.c:4239 [inline] __do_sys_mount fs/namespace.c:4450 [inline] __se_sys_mount fs/namespace.c:4427 [inline] __arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4427 __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+0x58/0x180 arch/arm64/kernel/entry-common.c:879 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 Code: aa1403e0 97e632a7 17ffffb4 97d1bfa4 (d4210000) ---[ end trace 0000000000000000 ]---