loop0: detected capacity change from 0 to 1024 hfsplus: new node 0 already hashed? ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4222 at fs/hfsplus/bnode.c:573 hfsplus_bnode_create+0x428/0x4dc fs/hfsplus/bnode.c:572 Modules linked in: CPU: 0 PID: 4222 Comm: syz-executor242 Not tainted 6.1.27-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfsplus_bnode_create+0x428/0x4dc fs/hfsplus/bnode.c:572 lr : hfsplus_bnode_create+0x428/0x4dc fs/hfsplus/bnode.c:572 sp : ffff80001db06cf0 x29: ffff80001db06d00 x28: dfff800000000000 x27: dfff800000000000 x26: ffff0001884a30f8 x25: dfff800000000000 x24: ffff0000c089f288 x23: 0000000000000000 x22: ffff0000d85780e0 x21: ffff0000d8578000 x20: 0000000000000000 x19: ffff0000c089f200 x18: ffff80001db06240 x17: 0000000000000000 x16: ffff8000120e6354 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000001 x11: ff8080000834483c x10: 0000000000000000 x9 : 4bc35f085a66a100 x8 : 4bc35f085a66a100 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001db065f8 x4 : ffff800015672960 x3 : ffff80000aa6d06c x2 : ffff0001b45b3cd0 x1 : 0000000100000000 x0 : 0000000000000023 Call trace: hfsplus_bnode_create+0x428/0x4dc fs/hfsplus/bnode.c:572 hfsplus_bmap_alloc+0x570/0x638 fs/hfsplus/btree.c:415 hfs_btree_inc_height+0xf8/0xa60 fs/hfsplus/brec.c:475 hfsplus_brec_insert+0x11c/0xaa0 fs/hfsplus/brec.c:75 __hfsplus_ext_write_extent+0x288/0x4ac fs/hfsplus/extents.c:107 __hfsplus_ext_cache_extent+0x84/0xa84 fs/hfsplus/extents.c:186 hfsplus_ext_read_extent fs/hfsplus/extents.c:218 [inline] hfsplus_file_extend+0x390/0x14cc fs/hfsplus/extents.c:461 hfsplus_get_block+0x398/0x1168 fs/hfsplus/extents.c:245 __block_write_begin_int+0x340/0x13b4 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin fs/buffer.c:2102 [inline] cont_write_begin+0x5c0/0x7d8 fs/buffer.c:2456 hfsplus_write_begin+0x98/0xe4 fs/hfsplus/inode.c:52 generic_perform_write+0x278/0x55c mm/filemap.c:3754 __generic_file_write_iter+0x168/0x388 mm/filemap.c:3882 generic_file_write_iter+0xb8/0x2b4 mm/filemap.c:3914 call_write_iter include/linux/fs.h:2205 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x610/0x914 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+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 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:581 irq event stamp: 20982 hardirqs last enabled at (20981): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261 hardirqs last disabled at (20982): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (20636): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (20636): [] __do_softirq+0xc14/0xea0 kernel/softirq.c:600 softirqs last disabled at (20611): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:79 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:618! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4222 Comm: syz-executor242 Tainted: G W 6.1.27-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 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 : ffff80001db06de0 x29: ffff80001db06de0 x28: dfff800000000000 x27: ffff700003b60dd4 x26: 1fffe0001b0af003 x25: 1fffe00018113e40 x24: ffff0000d8578000 x23: dfff800000000000 x22: ffff0000c089f200 x21: ffff0000c089f280 x20: 0000000000000000 x19: ffff0000c089f200 x18: ffff80001db06240 x17: 0000000000000000 x16: ffff8000120e6484 x15: 0000000000000000 x14: 1ffff00002ab20b0 x13: dfff800000000000 x12: 0000000000000001 x11: ff808000090788f4 x10: 0000000000000000 x9 : ffff8000090788f4 x8 : ffff0000c62d8000 x7 : ffff8000089c9408 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000090784c8 x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: hfsplus_bnode_put+0x488/0x494 fs/hfsplus/bnode.c:618 hfs_btree_inc_height+0x4fc/0xa60 fs/hfsplus/brec.c:530 hfsplus_brec_insert+0x11c/0xaa0 fs/hfsplus/brec.c:75 __hfsplus_ext_write_extent+0x288/0x4ac fs/hfsplus/extents.c:107 __hfsplus_ext_cache_extent+0x84/0xa84 fs/hfsplus/extents.c:186 hfsplus_ext_read_extent fs/hfsplus/extents.c:218 [inline] hfsplus_file_extend+0x390/0x14cc fs/hfsplus/extents.c:461 hfsplus_get_block+0x398/0x1168 fs/hfsplus/extents.c:245 __block_write_begin_int+0x340/0x13b4 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin fs/buffer.c:2102 [inline] cont_write_begin+0x5c0/0x7d8 fs/buffer.c:2456 hfsplus_write_begin+0x98/0xe4 fs/hfsplus/inode.c:52 generic_perform_write+0x278/0x55c mm/filemap.c:3754 __generic_file_write_iter+0x168/0x388 mm/filemap.c:3882 generic_file_write_iter+0xb8/0x2b4 mm/filemap.c:3914 call_write_iter include/linux/fs.h:2205 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x610/0x914 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+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 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:581 Code: aa1403e0 97e3c737 17ffffb7 97d2009d (d4210000) ---[ end trace 0000000000000000 ]---