[ 17.086134][ T3892] 8021q: adding VLAN 0 to HW filter on device bond0 [ 17.089224][ T3892] eql: remember to turn off Van-Jacobson compression on your slave devices [ 17.140960][ T9] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 17.149455][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.102' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 39.815720][ T4308] loop0: detected capacity change from 0 to 64 [ 39.848739][ T4309] ------------[ cut here ]------------ [ 39.850149][ T4309] WARNING: CPU: 1 PID: 4309 at fs/buffer.c:1081 mark_buffer_dirty+0x474/0x7c4 [ 39.852327][ T4309] Modules linked in: [ 39.853283][ T4309] CPU: 1 PID: 4309 Comm: syz-executor221 Not tainted 6.1.19-syzkaller #0 [ 39.855323][ T4309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 39.857860][ T4309] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 39.859852][ T4309] pc : mark_buffer_dirty+0x474/0x7c4 [ 39.861161][ T4309] lr : mark_buffer_dirty+0x474/0x7c4 [ 39.862511][ T4309] sp : ffff80001dc36950 [ 39.863500][ T4309] x29: ffff80001dc36950 x28: ffff0000de42e200 x27: ffff0000dee45a00 [ 39.865518][ T4309] x26: ffff0000dd688008 x25: ffff0000d9004018 x24: ffff0000dfc5c9f8 [ 39.867568][ T4309] x23: ffff0000dfc5c658 x22: ffff0000d9004160 x21: ffff0000dd688018 [ 39.869686][ T4309] x20: 0000000000000010 x19: ffff0000dfc5c9f8 x18: 0000000000000150 [ 39.871708][ T4309] x17: ffff80001572d000 x16: ffff8000121a2440 x15: 0000000000000000 [ 39.873684][ T4309] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000001 [ 39.875719][ T4309] x11: ff80800008b3b9e0 x10: 0000000000000000 x9 : ffff800008b3b9e0 [ 39.877713][ T4309] x8 : ffff0000ccfdb680 x7 : 0000000000000000 x6 : 0000000000000000 [ 39.879769][ T4309] x5 : ffff0000dee45c00 x4 : ffff0000de42e400 x3 : ffff800008b3b59c [ 39.881803][ T4309] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 [ 39.883856][ T4309] Call trace: [ 39.884680][ T4309] mark_buffer_dirty+0x474/0x7c4 [ 39.885922][ T4309] bfs_get_block+0x6f4/0x9b4 [ 39.887146][ T4309] __block_write_begin_int+0x340/0x13b4 [ 39.888550][ T4309] block_write_begin+0x98/0x11c [ 39.889784][ T4309] bfs_write_begin+0x48/0xec [ 39.890976][ T4309] generic_perform_write+0x278/0x55c [ 39.892333][ T4309] __generic_file_write_iter+0x168/0x388 [ 39.893728][ T4309] generic_file_write_iter+0xb8/0x2b4 [ 39.895078][ T4309] __kernel_write_iter+0x264/0x5f8 [ 39.896338][ T4309] __kernel_write+0x11c/0x174 [ 39.897570][ T4309] dump_emit+0x248/0x358 [ 39.898663][ T4309] elf_core_dump+0x2918/0x3714 [ 39.899874][ T4309] do_coredump+0x14a0/0x2234 [ 39.901047][ T4309] get_signal+0xfd8/0x158c [ 39.902178][ T4309] do_notify_resume+0x314/0x3470 [ 39.903389][ T4309] el0_da+0xb8/0x184 [ 39.904343][ T4309] el0t_64_sync_handler+0xcc/0xf0 [ 39.905569][ T4309] el0t_64_sync+0x18c/0x190 [ 39.906674][ T4309] irq event stamp: 882 [ 39.907682][ T4309] hardirqs last enabled at (881): [] __find_get_block+0xcd0/0xeec [ 39.910070][ T4309] hardirqs last disabled at (882): [] el1_dbg+0x24/0x80 [ 39.912196][ T4309] softirqs last enabled at (350): [] local_bh_enable+0x10/0x34 [ 39.914518][ T4309] softirqs last disabled at (348): [] local_bh_disable+0x10/0x34 [ 39.916934][ T4309] ---[ end trace 0000000000000000 ]---