Warning: Permanently added '10.128.0.69' (ECDSA) to the list of known hosts. executing program [ 28.142395][ T3071] loop0: detected capacity change from 0 to 32768 [ 28.146218][ T3071] BTRFS: device fsid 5ac8a51e-da3a-4998-8e66-e1df06b87bc8 devid 1 transid 8 /dev/loop0 scanned by syz-executor271 (3071) [ 28.151720][ T3071] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 28.154121][ T3071] BTRFS info (device loop0): using free space tree [ 28.162334][ T3071] BTRFS info (device loop0): enabling ssd optimizations [ 28.165024][ T3071] BTRFS info (device loop0): checking UUID tree [ 28.173246][ T3071] ------------[ cut here ]------------ [ 28.174728][ T3071] WARNING: CPU: 1 PID: 3071 at fs/read_write.c:504 __kernel_write_iter+0x250/0x284 [ 28.177078][ T3071] Modules linked in: [ 28.178023][ T3071] CPU: 1 PID: 3071 Comm: syz-executor271 Not tainted 6.1.0-rc6-syzkaller-32662-g6d464646530f #0 [ 28.180588][ T3071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 28.183113][ T3071] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 28.185072][ T3071] pc : __kernel_write_iter+0x250/0x284 [ 28.186401][ T3071] lr : __kernel_write_iter+0x250/0x284 [ 28.187781][ T3071] sp : ffff80000ffbba90 [ 28.188812][ T3071] x29: ffff80000ffbbad0 x28: ffff0000c9365000 x27: 0000000000000000 [ 28.190829][ T3071] x26: 0000000000000000 x25: 0000000000000011 x24: ffff0000c9a58800 [ 28.192855][ T3071] x23: 0000000000000000 x22: ffff0000c9b1ec08 x21: ffff0000c0292400 [ 28.194945][ T3071] x20: ffff80000ffbbb20 x19: 00000000000a801d x18: 00000000000000c0 [ 28.197090][ T3071] x17: ffff80000dda8198 x16: ffff80000dbe6158 x15: ffff0000c66dcec0 [ 28.199145][ T3071] x14: 0000000000000000 x13: 000000000001ffff x12: ffff0000c66dcec0 [ 28.201204][ T3071] x11: ff808000085ba5e8 x10: 0000000000000000 x9 : ffff8000085ba5e8 [ 28.203326][ T3071] x8 : ffff0000c66dcec0 x7 : 6b636f6c5f746e65 x6 : ffff80000801154c [ 28.205319][ T3071] x5 : ffff80000e0c9a80 x4 : 0000000000000011 x3 : 0000000000000001 [ 28.207335][ T3071] x2 : ffff0000c9b1ec08 x1 : 0000000000000000 x0 : 0000000000000000 [ 28.209391][ T3071] Call trace: [ 28.210231][ T3071] __kernel_write_iter+0x250/0x284 [ 28.211725][ T3071] kernel_write+0x10c/0x1d0 [ 28.212851][ T3071] send_subvol+0x94/0x17ec [ 28.213990][ T3071] btrfs_ioctl_send+0xd74/0xed0 [ 28.215234][ T3071] _btrfs_ioctl_send+0x188/0x218 [ 28.216566][ T3071] btrfs_ioctl+0x5c0/0xa64 [ 28.217734][ T3071] __arm64_sys_ioctl+0xd0/0x140 [ 28.218990][ T3071] el0_svc_common+0x138/0x220 [ 28.220204][ T3071] do_el0_svc+0x48/0x164 [ 28.221287][ T3071] el0_svc+0x58/0x150 [ 28.222340][ T3071] el0t_64_sync_handler+0x84/0xf0 [ 28.223588][ T3071] el0t_64_sync+0x190/0x194 [ 28.224749][ T3071] irq event stamp: 82518 [ 28.225534][ T3071] hardirqs last enabled at (82517): [] __kmalloc_large_node+0x108/0x188 [ 28.227361][ T3071] hardirqs last disabled at (82518): [] el1_dbg+0x24/0x80 [ 28.229063][ T3071] softirqs last enabled at (82478): [] local_bh_enable+0x10/0x34 [ 28.231396][ T3071] softirqs last disabled at (82476): [] local_bh_disable+0x10/0x34 [ 28.233854][ T3071] ---[ end trace 0000000000000000 ]---