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 hfs: new node 0 already hashed? ------------[ cut here ]------------ WARNING: CPU: 0 PID: 26988 at fs/hfs/bnode.c:422 hfs_bnode_create+0x428/0x4dc fs/hfs/bnode.c:421 Modules linked in: CPU: 0 PID: 26988 Comm: syz-executor.2 Not tainted 6.1.46-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 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 : ffff8000202c6fd0 x29: ffff8000202c6fe0 x28: dfff800000000000 x27: dfff800000000000 x26: 000000000000016c x25: ffff0000dfdec288 x24: 0000000000000000 x23: 0000000000000000 x22: ffff0000d66960e0 x21: ffff0000d6696000 x20: 0000000000000000 x19: ffff0000dfdec200 x18: 1fffe000368a9f76 x17: ffff8000158ad000 x16: ffff80001211d7c4 x15: ffff0001b454fbbc x14: 1ffff00002b160b0 x13: dfff800000000000 x12: 0000000000040000 x11: 000000000001bbad x10: ffff80002702f000 x9 : bc16436869cd6900 x8 : bc16436869cd6900 x7 : ffff80000827c584 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000aa7d7ec x2 : ffff0001b454fcd0 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_write_extent+0x148/0x1c0 fs/hfs/extent.c:144 hfs_write_inode+0xc0/0xc1c fs/hfs/inode.c:431 write_inode fs/fs-writeback.c:1443 [inline] __writeback_single_inode+0x614/0x1770 fs/fs-writeback.c:1655 writeback_single_inode+0x1c0/0x79c fs/fs-writeback.c:1711 write_inode_now+0x198/0x230 fs/fs-writeback.c:2747 hfs_file_fsync+0xac/0x148 fs/hfs/inode.c:679 vfs_fsync_range+0x168/0x188 fs/sync.c:188 generic_write_sync include/linux/fs.h:2897 [inline] generic_file_write_iter+0x228/0x2b4 mm/filemap.c:3918 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: 2514 hardirqs last enabled at (2513): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1367 [inline] hardirqs last enabled at (2513): [] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:5000 hardirqs last disabled at (2514): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2454): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (2454): [] __do_softirq+0xc14/0xea0 kernel/softirq.c:600 softirqs last disabled at (2403): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:79 ---[ 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: 0 PID: 26988 Comm: syz-executor.2 Tainted: G W 6.1.46-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 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 : ffff8000202c70f0 x29: ffff8000202c70f0 x28: dfff800000000000 x27: ffff700004058e34 x26: 1fffe0001acd2c03 x25: 0000000000000200 x24: 1fffe0001bfbd840 x23: dfff800000000000 x22: ffff0000d6696000 x21: ffff0000dfdec280 x20: 0000000000000000 x19: ffff0000dfdec200 x18: 1fffe000368a9f76 x17: ffff8000158ad000 x16: ffff80001211d8f4 x15: ffff0001b454fbbc x14: 1ffff00002b160b0 x13: dfff800000000000 x12: 0000000000040000 x11: 000000000003a282 x10: ffff80002702f000 x9 : ffff800009099254 x8 : 000000000003a283 x7 : ffff8000089d1c58 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800009098f94 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_write_extent+0x148/0x1c0 fs/hfs/extent.c:144 hfs_write_inode+0xc0/0xc1c fs/hfs/inode.c:431 write_inode fs/fs-writeback.c:1443 [inline] __writeback_single_inode+0x614/0x1770 fs/fs-writeback.c:1655 writeback_single_inode+0x1c0/0x79c fs/fs-writeback.c:1711 write_inode_now+0x198/0x230 fs/fs-writeback.c:2747 hfs_file_fsync+0xac/0x148 fs/hfs/inode.c:679 vfs_fsync_range+0x168/0x188 fs/sync.c:188 generic_write_sync include/linux/fs.h:2897 [inline] generic_file_write_iter+0x228/0x2b4 mm/filemap.c:3918 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: aa1503e0 97e366f3 17ffffd5 97d18eee (d4210000) ---[ end trace 0000000000000000 ]---