__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 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:584 ------------[ cut here ]------------ kernel BUG at fs/btrfs/extent-tree.c:3274! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 8778 Comm: syz-executor.5 Not tainted 6.1.0-rc7-syzkaller-33097-ge3cb714fb489 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_free_tree_block+0x3d8/0x414 fs/btrfs/extent-tree.c:3274 lr : btrfs_free_tree_block+0x3d8/0x414 fs/btrfs/extent-tree.c:3274 sp : ffff8000202fb8a0 x29: ffff8000202fb8f0 x28: fffffc0000000000 x27: 0000000000000002 x26: ffff80000cf6e000 x25: 0000000040000000 x24: 0000000000000000 x23: 00000000fffffff4 x22: 0000000000000001 x21: ffff000111f7a4e0 x20: ffff00011bc14000 x19: ffff00011346d950 x18: 00000000000001e1 x17: 6e69676e45206574 x16: ffff80000dbe6158 x15: ffff000112dc0000 x14: 0000000000000000 x13: 00000000ffffffff x12: 0000000000040000 x11: 000000000001a7e1 x10: ffff800019430000 x9 : ffff8000090f5034 x8 : 000000000001a7e2 x7 : ffff80000c091044 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 00000000ffffffff x3 : 0000000000000c40 x2 : ffff0000c4f12000 x1 : 00000000fffffff4 x0 : 0000000000000000 Call trace: btrfs_free_tree_block+0x3d8/0x414 fs/btrfs/extent-tree.c:3274 __btrfs_cow_block+0x67c/0xae8 fs/btrfs/ctree.c:483 btrfs_cow_block+0x1d0/0x258 fs/btrfs/ctree.c:588 btrfs_search_slot+0x408/0x107c btrfs_update_root+0x6c/0x5a4 fs/btrfs/root-tree.c:132 commit_fs_roots+0x1f0/0x33c fs/btrfs/transaction.c:1441 btrfs_commit_transaction+0xa94/0x1574 fs/btrfs/transaction.c:2353 btrfs_sync_fs+0x2b8/0x48c fs/btrfs/super.c:1527 btrfs_ioctl+0xa4c/0xa64 fs/btrfs/ioctl.c:5495 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0xd0/0x140 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 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:584 Code: 94be437a 97c6c255 d4210000 97c6c253 (d4210000) ---[ end trace 0000000000000000 ]---