[ 15.207303][ T3892] 8021q: adding VLAN 0 to HW filter on device bond0 [ 15.210609][ T3892] eql: remember to turn off Van-Jacobson compression on your slave devices [ 15.257535][ T1590] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 15.267556][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.188' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 37.124354][ T4216] loop0: detected capacity change from 0 to 32768 [ 37.128816][ T4216] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor204 (4216) [ 37.135479][ T4216] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 37.137470][ T4216] BTRFS info (device loop0): using free space tree [ 37.150821][ T4216] BTRFS info (device loop0): enabling ssd optimizations [ 37.170902][ T4216] ------------[ cut here ]------------ [ 37.172124][ T4216] WARNING: CPU: 1 PID: 4216 at fs/read_write.c:504 __kernel_write_iter+0x508/0x5f8 [ 37.174013][ T4216] Modules linked in: [ 37.174827][ T4216] CPU: 1 PID: 4216 Comm: syz-executor204 Not tainted 6.1.27-syzkaller #0 [ 37.176631][ T4216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 37.178737][ T4216] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.180358][ T4216] pc : __kernel_write_iter+0x508/0x5f8 [ 37.181511][ T4216] lr : __kernel_write_iter+0x504/0x5f8 [ 37.182671][ T4216] sp : ffff80001d9774c0 [ 37.183510][ T4216] x29: ffff80001d9775a0 x28: ffff700003b2eea0 x27: ffff80001d977640 [ 37.185193][ T4216] x26: dfff800000000000 x25: fffffffffffffff7 x24: 1fffe0001aa2623f [ 37.186894][ T4216] x23: ffff0000d51311fc x22: ffff0000d9b40c08 x21: dfff800000000000 [ 37.188578][ T4216] x20: ffff0000d5131180 x19: 00000000000a801d x18: ffff80001d977560 [ 37.190209][ T4216] x17: ffff80000a1b0f58 x16: ffff800012034640 x15: 000000000000c459 [ 37.191916][ T4216] x14: 1ffff00002ab20b0 x13: dfff800000000000 x12: 0000000000000005 [ 37.193582][ T4216] x11: ff80800008a31c38 x10: 0000000000000000 x9 : ffff800008a31c38 [ 37.195288][ T4216] x8 : ffff0000d57b1b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 37.197037][ T4216] x5 : 0000000000000000 x4 : 0000000000000011 x3 : 0000000000000001 [ 37.198732][ T4216] x2 : ffff0000d9b40c08 x1 : 0000000000000000 x0 : 0000000000000000 [ 37.200511][ T4216] Call trace: [ 37.201242][ T4216] __kernel_write_iter+0x508/0x5f8 [ 37.202376][ T4216] kernel_write+0x1b0/0x2f0 [ 37.203357][ T4216] send_subvol+0x174/0x3f0c [ 37.204355][ T4216] btrfs_ioctl_send+0x1c40/0x21b4 [ 37.205448][ T4216] _btrfs_ioctl_send+0x314/0x468 [ 37.206503][ T4216] btrfs_ioctl+0x638/0xb08 [ 37.207471][ T4216] __arm64_sys_ioctl+0x14c/0x1c8 [ 37.208501][ T4216] invoke_syscall+0x98/0x2c0 [ 37.209486][ T4216] el0_svc_common+0x138/0x258 [ 37.210462][ T4216] do_el0_svc+0x64/0x218 [ 37.211367][ T4216] el0_svc+0x58/0x168 [ 37.212190][ T4216] el0t_64_sync_handler+0x84/0xf0 [ 37.213245][ T4216] el0t_64_sync+0x18c/0x190 [ 37.214184][ T4216] irq event stamp: 88400 [ 37.215090][ T4216] hardirqs last enabled at (88399): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 37.217273][ T4216] hardirqs last disabled at (88400): [] el1_dbg+0x24/0x80 [ 37.219135][ T4216] softirqs last enabled at (88328): [] local_bh_enable+0x10/0x34 [ 37.221329][ T4216] softirqs last disabled at (88326): [] local_bh_disable+0x10/0x34 [ 37.223389][ T4216] ---[ end trace 0000000000000000 ]---