Warning: Permanently added '10.128.1.51' (ECDSA) to the list of known hosts. executing program [ 34.191591][ T4218] loop0: detected capacity change from 0 to 32768 [ 34.196067][ T4218] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor165 (4218) [ 34.202757][ T4218] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 34.204683][ T4218] BTRFS info (device loop0): using free space tree [ 34.217711][ T4218] BTRFS info (device loop0): enabling ssd optimizations [ 34.235620][ T4218] ------------[ cut here ]------------ [ 34.236755][ T4218] WARNING: CPU: 0 PID: 4218 at fs/read_write.c:504 __kernel_write_iter+0x508/0x5f8 [ 34.238769][ T4218] Modules linked in: [ 34.239675][ T4218] CPU: 0 PID: 4218 Comm: syz-executor165 Not tainted 6.1.27-syzkaller #0 [ 34.241544][ T4218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 34.243688][ T4218] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 34.245398][ T4218] pc : __kernel_write_iter+0x508/0x5f8 [ 34.246666][ T4218] lr : __kernel_write_iter+0x504/0x5f8 [ 34.248055][ T4218] sp : ffff80001da274c0 [ 34.248934][ T4218] x29: ffff80001da275a0 x28: ffff700003b44ea0 x27: ffff80001da27640 [ 34.250744][ T4218] x26: dfff800000000000 x25: fffffffffffffff7 x24: 1fffe0001b2abd9f [ 34.252462][ T4218] x23: ffff0000d955ecfc x22: ffff0000d5afbc08 x21: dfff800000000000 [ 34.254356][ T4218] x20: ffff0000d955ec80 x19: 00000000000a001d x18: ffff80001da27560 [ 34.256136][ T4218] x17: ffff80000a1b0f58 x16: ffff800012034640 x15: 000000000000c12e [ 34.257873][ T4218] x14: 1ffff00002ab20b0 x13: dfff800000000000 x12: 0000000000000005 [ 34.259590][ T4218] x11: ff80800008a31c38 x10: 0000000000000000 x9 : ffff800008a31c38 [ 34.261481][ T4218] x8 : ffff0000d4b09b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 34.263292][ T4218] x5 : 0000000000000000 x4 : 0000000000000011 x3 : 0000000000000001 [ 34.265042][ T4218] x2 : ffff0000d5afbc08 x1 : 0000000000000000 x0 : 0000000000000000 [ 34.266862][ T4218] Call trace: [ 34.267598][ T4218] __kernel_write_iter+0x508/0x5f8 [ 34.268650][ T4218] kernel_write+0x1b0/0x2f0 [ 34.269671][ T4218] send_subvol+0x174/0x3f0c [ 34.270610][ T4218] btrfs_ioctl_send+0x1c40/0x21b4 [ 34.271733][ T4218] _btrfs_ioctl_send+0x314/0x468 [ 34.272952][ T4218] btrfs_ioctl+0x638/0xb08 [ 34.273881][ T4218] __arm64_sys_ioctl+0x14c/0x1c8 [ 34.274947][ T4218] invoke_syscall+0x98/0x2c0 [ 34.275973][ T4218] el0_svc_common+0x138/0x258 [ 34.276972][ T4218] do_el0_svc+0x64/0x218 [ 34.277975][ T4218] el0_svc+0x58/0x168 [ 34.278916][ T4218] el0t_64_sync_handler+0x84/0xf0 [ 34.280058][ T4218] el0t_64_sync+0x18c/0x190 [ 34.281070][ T4218] irq event stamp: 88290 [ 34.282065][ T4218] hardirqs last enabled at (88289): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 34.284377][ T4218] hardirqs last disabled at (88290): [] el1_dbg+0x24/0x80 [ 34.286300][ T4218] softirqs last enabled at (88192): [] local_bh_enable+0x10/0x34 [ 34.288354][ T4218] softirqs last disabled at (88190): [] local_bh_disable+0x10/0x34 [ 34.290428][ T4218] ---[ end trace 0000000000000000 ]---