el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4507 at fs/btrfs/file.c:2985 btrfs_replace_file_extents+0xe1c/0x1388 fs/btrfs/file.c:2985 Modules linked in: CPU: 0 PID: 4507 Comm: syz-executor.0 Not tainted 5.15.178-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_replace_file_extents+0xe1c/0x1388 fs/btrfs/file.c:2985 lr : btrfs_replace_file_extents+0xe1c/0x1388 fs/btrfs/file.c:2985 sp : ffff8000203a72c0 x29: ffff8000203a7420 x28: ffff0000d9914300 x27: 0000000000000000 x26: dfff800000000000 x25: ffff0000de014790 x24: ffff0000de312740 x23: 000000000000ffff x22: 00000000fffffff4 x21: 0000000000000000 x20: 1fffe0001bc028fd x19: ffff0000de0147e8 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011b4e3fc x15: 00000000ffffffff x14: ffff0000c82c3680 x13: 0000000000000001 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 08df3960bd3b1a00 x8 : 08df3960bd3b1a00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000203a6a38 x4 : ffff800014c50660 x3 : ffff8000085568c0 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 Call trace: btrfs_replace_file_extents+0xe1c/0x1388 fs/btrfs/file.c:2985 btrfs_clone+0xe28/0x2318 fs/btrfs/reflink.c:492 btrfs_clone_files+0x278/0x31c fs/btrfs/reflink.c:740 btrfs_remap_file_range+0x4c8/0xc08 fs/btrfs/reflink.c:888 vfs_copy_file_range+0xad4/0x1138 fs/read_write.c:1510 __do_sys_copy_file_range fs/read_write.c:1588 [inline] __se_sys_copy_file_range fs/read_write.c:1551 [inline] __arm64_sys_copy_file_range+0x5f8/0x9d8 fs/read_write.c:1551 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 81832 hardirqs last enabled at (81831): [<ffff80000832c1b4>] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (81832): [<ffff800011b49ab0>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (81808): [<ffff8000081b6920>] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (81808): [<ffff8000081b6920>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (81649): [<ffff8000081b6fb8>] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (81649): [<ffff8000081b6fb8>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (81649): [<ffff8000081b6fb8>] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (81649): [<ffff8000081b6fb8>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 8cdc84973b13a6ea ]--- BTRFS: error (device loop0) in btrfs_replace_file_extents:2985: errno=-12 Out of memory BTRFS info (device loop0): forced readonly