BTRFS info (device loop1): enabling ssd optimizations ------------[ cut here ]------------ WARNING: CPU: 0 PID: 12559 at fs/btrfs/extent-tree.c:2141 btrfs_run_delayed_refs+0x324/0x37c fs/btrfs/extent-tree.c:2141 Modules linked in: CPU: 0 PID: 12559 Comm: syz-executor.1 Not tainted 6.1.0-rc2-syzkaller-154433-g247f34f7b803 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_run_delayed_refs+0x324/0x37c fs/btrfs/extent-tree.c:2141 lr : btrfs_run_delayed_refs+0x324/0x37c fs/btrfs/extent-tree.c:2141 sp : ffff800020fdbc30 x29: ffff800020fdbc30 x28: ffff00011d4e8000 x27: 0000000000000000 x26: 0000000000000000 x25: ffff00011d020000 x24: 0000000000000000 x23: 00000000fffffff4 x22: ffff00013afe8000 x21: 0000000000000000 x20: 0000000000000000 x19: ffff00011dd6d270 x18: 000000000000013f x17: ffff80000c0cd83c x16: 0000000000000000 x15: 0000000000000000 x14: 0000000000000002 x13: 2932312d20726f72 x12: 0000000000040000 x11: 0000000000001003 x10: ffff800012fad000 x9 : 204d5b1d04736100 x8 : 204d5b1d04736100 x7 : 69746361736e6172 x6 : ffff80000c0903b4 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000100000000 x0 : 0000000000000026 Call trace: btrfs_run_delayed_refs+0x324/0x37c fs/btrfs/extent-tree.c:2141 btrfs_commit_transaction+0x140/0x1574 fs/btrfs/transaction.c:2123 btrfs_sync_fs+0x2b8/0x48c fs/btrfs/super.c:1527 btrfs_ioctl+0xa4c/0xa64 fs/btrfs/ioctl.c:5492 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+0x48/0x164 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:636 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:654 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 irq event stamp: 0 hardirqs last enabled at (0): [<0000000000000000>] 0x0 hardirqs last disabled at (0): [] copy_process+0x928/0x16ec kernel/fork.c:2197 softirqs last enabled at (0): [] copy_process+0x938/0x16ec kernel/fork.c:2198 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 0000000000000000 ]--- BTRFS: error (device loop1: state A) in btrfs_run_delayed_refs:2141: errno=-12 Out of memory BTRFS info (device loop1: state EA): forced readonly