Warning: Permanently added '10.128.1.110' (ED25519) to the list of known hosts. executing program syzkaller login: [ 36.679503][ T4221] loop0: detected capacity change from 0 to 32768 [ 36.684372][ T4221] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor322 (4221) [ 36.691066][ T4221] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 36.693290][ T4221] BTRFS info (device loop0): using free space tree [ 36.706682][ T4221] BTRFS info (device loop0): enabling ssd optimizations [ 36.721853][ T4221] ------------[ cut here ]------------ [ 36.723262][ T4221] WARNING: CPU: 0 PID: 4221 at fs/read_write.c:504 __kernel_write_iter+0x508/0x5f8 [ 36.725696][ T4221] Modules linked in: [ 36.726735][ T4221] CPU: 0 PID: 4221 Comm: syz-executor322 Not tainted 6.1.53-syzkaller #0 [ 36.729130][ T4221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 36.731774][ T4221] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 36.733839][ T4221] pc : __kernel_write_iter+0x508/0x5f8 [ 36.735328][ T4221] lr : __kernel_write_iter+0x504/0x5f8 [ 36.736799][ T4221] sp : ffff80001dbd74c0 [ 36.737983][ T4221] x29: ffff80001dbd75a0 x28: ffff700003b7aea0 x27: ffff80001dbd7640 [ 36.740132][ T4221] x26: dfff800000000000 x25: fffffffffffffff7 x24: 1fffe0001a27668f [ 36.742367][ T4221] x23: ffff0000d13b347c x22: ffff0000da824c08 x21: dfff800000000000 [ 36.744524][ T4221] x20: ffff0000d13b3400 x19: 00000000000a801d x18: ffff80001dbd7560 [ 36.746672][ T4221] x17: ffff80000a1be6b4 x16: ffff800012075c40 x15: 000000000000c23c [ 36.748830][ T4221] x14: 1ffff00002b160b0 x13: dfff800000000000 x12: 0000000000000005 [ 36.750955][ T4221] x11: ff80800008a3b648 x10: 0000000000000000 x9 : ffff800008a3b648 [ 36.753034][ T4221] x8 : ffff0000d6173780 x7 : 0000000000000000 x6 : 0000000000000000 [ 36.755259][ T4221] x5 : 0000000000000000 x4 : 0000000000000011 x3 : 0000000000000001 [ 36.757437][ T4221] x2 : ffff0000da824c08 x1 : 0000000000000000 x0 : 0000000000000000 [ 36.759581][ T4221] Call trace: [ 36.760467][ T4221] __kernel_write_iter+0x508/0x5f8 [ 36.761924][ T4221] kernel_write+0x1b0/0x2f0 [ 36.763138][ T4221] send_subvol+0x174/0x3f0c [ 36.764349][ T4221] btrfs_ioctl_send+0x1c40/0x21b4 [ 36.765609][ T4221] _btrfs_ioctl_send+0x314/0x468 [ 36.766885][ T4221] btrfs_ioctl+0x638/0xb08 [ 36.768068][ T4221] __arm64_sys_ioctl+0x14c/0x1c8 [ 36.769262][ T4221] invoke_syscall+0x98/0x2c0 [ 36.770501][ T4221] el0_svc_common+0x138/0x258 [ 36.771729][ T4221] do_el0_svc+0x64/0x218 [ 36.772847][ T4221] el0_svc+0x58/0x168 [ 36.773879][ T4221] el0t_64_sync_handler+0x84/0xf0 [ 36.775180][ T4221] el0t_64_sync+0x18c/0x190 [ 36.776347][ T4221] irq event stamp: 87780 [ 36.777459][ T4221] hardirqs last enabled at (87779): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 36.780266][ T4221] hardirqs last disabled at (87780): [] el1_dbg+0x24/0x80 [ 36.782553][ T4221] softirqs last enabled at (87726): [] local_bh_enable+0x10/0x34 [ 36.784982][ T4221] softirqs last disabled at (87724): [] local_bh_disable+0x10/0x34 [ 36.787472][ T4221] ---[ end trace 0000000000000000 ]---