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 hfs: new node 0 already hashed? ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5939 at fs/hfs/bnode.c:422 hfs_bnode_create+0x428/0x4dc fs/hfs/bnode.c:421 Modules linked in: CPU: 1 PID: 5939 Comm: syz-executor346 Not tainted 6.3.0-rc7-syzkaller-g14f8db1c0f9a #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 : hfs_bnode_create+0x428/0x4dc fs/hfs/bnode.c:421 lr : hfs_bnode_create+0x428/0x4dc fs/hfs/bnode.c:421 sp : ffff80001e6669b0 x29: ffff80001e6669c0 x28: dfff800000000000 x27: dfff800000000000 x26: 000000000000016c x25: ffff0000cfbfde88 x24: 0000000000000000 x23: 0000000000000000 x22: ffff0000c90ec0e0 x21: ffff0000c90ec000 x20: 0000000000000000 x19: ffff0000cfbfde00 x18: ffff80001e666540 x17: 0000000000000000 x16: ffff8000122bc2b0 x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 620b7e58cebd2e00 x8 : 620b7e58cebd2e00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001e6662b8 x4 : ffff800015e4ccc0 x3 : ffff80000834dcfc x2 : 0000000000000001 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_ext_read_extent fs/hfs/extent.c:202 [inline] hfs_extend_file+0x29c/0x1130 fs/hfs/extent.c:401 hfs_get_block+0x3b8/0x9e0 fs/hfs/extent.c:353 __block_write_begin_int+0x3ec/0x1640 fs/buffer.c:2034 __block_write_begin fs/buffer.c:2084 [inline] block_write_begin fs/buffer.c:2145 [inline] cont_write_begin+0x7b8/0xc78 fs/buffer.c:2504 hfs_write_begin+0x98/0xe4 fs/hfs/inode.c:58 cont_expand_zero fs/buffer.c:2431 [inline] cont_write_begin+0x2d8/0xc78 fs/buffer.c:2494 hfs_write_begin+0x98/0xe4 fs/hfs/inode.c:58 generic_perform_write+0x278/0x55c mm/filemap.c:3926 __generic_file_write_iter+0x168/0x388 mm/filemap.c:4054 generic_file_write_iter+0xb8/0x2b4 mm/filemap.c:4086 do_iter_write+0x534/0x964 fs/read_write.c:861 vfs_writev fs/read_write.c:934 [inline] do_pwritev+0x1ec/0x334 fs/read_write.c:1031 __do_sys_pwritev2 fs/read_write.c:1090 [inline] __se_sys_pwritev2 fs/read_write.c:1081 [inline] __arm64_sys_pwritev2+0xd4/0x108 fs/read_write.c:1081 __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: 2590 hardirqs last enabled at (2589): [] __up_console_sem+0x60/0xb4 kernel/printk/printk.c:345 hardirqs last disabled at (2590): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2584): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (2584): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (2579): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ 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: 1 PID: 5939 Comm: syz-executor346 Tainted: G W 6.3.0-rc7-syzkaller-g14f8db1c0f9a #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 : hfs_bnode_put+0x318/0x324 fs/hfs/bnode.c:467 lr : hfs_bnode_put+0x318/0x324 fs/hfs/bnode.c:467 sp : ffff80001e666ad0 x29: ffff80001e666ad0 x28: dfff800000000000 x27: ffff700003cccd70 x26: 1fffe0001921d803 x25: 0000000000000200 x24: 1fffe00019f7fbc0 x23: dfff800000000000 x22: ffff0000c90ec000 x21: ffff0000cfbfde80 x20: 0000000000000000 x19: ffff0000cfbfde00 x18: ffff80001e666540 x17: 0000000000000000 x16: ffff80001236e3b8 x15: 0000000000000001 x14: 1ffff00002bae0b0 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000dbd7b680 x7 : ffff8000089c7fdc x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800009095e70 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_ext_read_extent fs/hfs/extent.c:202 [inline] hfs_extend_file+0x29c/0x1130 fs/hfs/extent.c:401 hfs_get_block+0x3b8/0x9e0 fs/hfs/extent.c:353 __block_write_begin_int+0x3ec/0x1640 fs/buffer.c:2034 __block_write_begin fs/buffer.c:2084 [inline] block_write_begin fs/buffer.c:2145 [inline] cont_write_begin+0x7b8/0xc78 fs/buffer.c:2504 hfs_write_begin+0x98/0xe4 fs/hfs/inode.c:58 cont_expand_zero fs/buffer.c:2431 [inline] cont_write_begin+0x2d8/0xc78 fs/buffer.c:2494 hfs_write_begin+0x98/0xe4 fs/hfs/inode.c:58 generic_perform_write+0x278/0x55c mm/filemap.c:3926 __generic_file_write_iter+0x168/0x388 mm/filemap.c:4054 generic_file_write_iter+0xb8/0x2b4 mm/filemap.c:4086 do_iter_write+0x534/0x964 fs/read_write.c:861 vfs_writev fs/read_write.c:934 [inline] do_pwritev+0x1ec/0x334 fs/read_write.c:1031 __do_sys_pwritev2 fs/read_write.c:1090 [inline] __se_sys_pwritev2 fs/read_write.c:1081 [inline] __arm64_sys_pwritev2+0xd4/0x108 fs/read_write.c:1081 __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: aa1503e0 97e34175 17ffffd5 97d18ffe (d4210000) ---[ end trace 0000000000000000 ]---