loop0: detected capacity change from 0 to 1024 hfsplus: new node 0 already hashed? ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5916 at fs/hfsplus/bnode.c:573 hfsplus_bnode_create+0x428/0x4dc fs/hfsplus/bnode.c:572 Modules linked in: CPU: 0 PID: 5916 Comm: syz-executor.0 Not tainted 6.4.0-rc2-syzkaller-00163-g2d1bcbc6cd70 #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 : ffff80001d446cb0 x29: ffff80001d446cc0 x28: dfff800000000000 x27: dfff800000000000 x26: ffff0000df2940f8 x25: dfff800000000000 x24: ffff0000c71a0c88 x23: 0000000000000000 x22: ffff0000d608e0e0 x21: ffff0000d608e000 x20: 0000000000000000 x19: ffff0000c71a0c00 x18: ffff80001d446280 x17: ffff800014f5d000 x16: ffff800011c2b39c x15: 00000000000178cf x14: ffff800014f60518 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 5d5720c96755be00 x8 : 5d5720c96755be00 x7 : ffff800008281d00 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80000aab88a4 x2 : 0000000000000001 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+0x460/0x1790 fs/buffer.c:2064 __block_write_begin fs/buffer.c:2114 [inline] block_write_begin fs/buffer.c:2175 [inline] cont_write_begin+0x7b8/0xc78 fs/buffer.c:2534 hfsplus_write_begin+0x98/0xe4 fs/hfsplus/inode.c:52 generic_perform_write+0x278/0x55c mm/filemap.c:3923 __generic_file_write_iter+0x168/0x388 mm/filemap.c:4051 generic_file_write_iter+0xb8/0x2b4 mm/filemap.c:4083 call_write_iter include/linux/fs.h:1868 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x618/0x918 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+0x64/0x198 arch/arm64/kernel/syscall.c:193 el0_svc+0x4c/0x15c arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 5888 hardirqs last enabled at (5887): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1378 [inline] hardirqs last enabled at (5887): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5095 hardirqs last disabled at (5888): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (5226): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (5226): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (4689): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ 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: 5916 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-syzkaller-00163-g2d1bcbc6cd70 #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 : ffff80001d446da0 x29: ffff80001d446da0 x28: dfff800000000000 x27: ffff700003a88dcc x26: 1fffe0001ac11c03 x25: 1fffe00018e34180 x24: ffff0000d608e000 x23: dfff800000000000 x22: ffff0000c71a0c00 x21: ffff0000c71a0c80 x20: 0000000000000000 x19: ffff0000c71a0c00 x18: ffff80001d446280 x17: ffff800014f5d000 x16: ffff800011c2b4c0 x15: 00000000000178cf x14: ffff800014f60518 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c5851bc0 x7 : ffff8000089e0730 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800009093b14 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+0x460/0x1790 fs/buffer.c:2064 __block_write_begin fs/buffer.c:2114 [inline] block_write_begin fs/buffer.c:2175 [inline] cont_write_begin+0x7b8/0xc78 fs/buffer.c:2534 hfsplus_write_begin+0x98/0xe4 fs/hfsplus/inode.c:52 generic_perform_write+0x278/0x55c mm/filemap.c:3923 __generic_file_write_iter+0x168/0x388 mm/filemap.c:4051 generic_file_write_iter+0xb8/0x2b4 mm/filemap.c:4083 call_write_iter include/linux/fs.h:1868 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x618/0x918 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+0x64/0x198 arch/arm64/kernel/syscall.c:193 el0_svc+0x4c/0x15c arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 Code: aa1403e0 97e3c1d9 17ffffb7 97d1a54b (d4210000) ---[ end trace 0000000000000000 ]---