overlayfs: unrecognized mount option "õ)ÿî7yаΑ4upperdir=./file0" or missing value kvm [15838]: vcpu0, guest rIP: 0x145 Hyper-V unhandled rdmsr: 0x40000006 kvm [15838]: vcpu0, guest rIP: 0x145 Hyper-V unhandled rdmsr: 0x40000036 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 15902 Comm: agetty Not tainted 4.19.133-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:do_con_write+0x94d/0x1d90 drivers/tty/vt/vt.c:2766 Code: 03 9c 24 ba 00 00 00 01 dd e8 ef ea bd fd 48 8b 44 24 70 80 38 00 0f 85 75 11 00 00 49 8b 9d a0 03 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 14 30 48 89 d8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 RSP: 0018:ffff888049417920 EFLAGS: 00010202 RAX: 0000000000000002 RBX: 0000000000000010 RCX: ffffffff83abbda1 RDX: 0000000000000000 RSI: ffffffff83abbde1 RDI: 0000000000000003 RBP: 0000000000000744 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000001 R13: ffff888088c7c580 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007fe691bde500(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005557b61aff98 CR3: 00000000a95fa000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: con_write+0x22/0xb0 drivers/tty/vt/vt.c:3138 process_output_block drivers/tty/n_tty.c:593 [inline] n_tty_write+0x3c0/0xff0 drivers/tty/n_tty.c:2331 do_tty_write drivers/tty/tty_io.c:960 [inline] tty_write+0x496/0x810 drivers/tty/tty_io.c:1044 __vfs_write+0xf7/0x770 fs/read_write.c:485 vfs_write+0x1f3/0x540 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fe6916fc970 Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 RSP: 002b:00007ffe9e18ca58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe6916fc970 RDX: 0000000000000001 RSI: 00007fe6919bb683 RDI: 0000000000000001 RBP: 00007fe6919bb683 R08: 00007fe6919bc760 R09: 00007fe691bde500 R10: 0000000000000097 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000001 R14: 00007fe6919bb600 R15: 0000000000000001 Modules linked in: ---[ end trace 914d85c8f40f1c72 ]--- RIP: 0010:do_con_write+0x94d/0x1d90 drivers/tty/vt/vt.c:2766 Code: 03 9c 24 ba 00 00 00 01 dd e8 ef ea bd fd 48 8b 44 24 70 80 38 00 0f 85 75 11 00 00 49 8b 9d a0 03 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 14 30 48 89 d8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 RSP: 0018:ffff888049417920 EFLAGS: 00010202 RAX: 0000000000000002 RBX: 0000000000000010 RCX: ffffffff83abbda1 RDX: 0000000000000000 RSI: ffffffff83abbde1 RDI: 0000000000000003 RBP: 0000000000000744 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000001 R13: ffff888088c7c580 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007fe691bde500(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe2b1dec30 CR3: 00000000a95fa000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400