EXT4-fs warning (device sda1): ext4_resize_fs:1917: can't read last block, resize aborted
bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0
bond0: lo is up - this may be due to an out of date ifenslave
A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check.
WARNING: CPU: 1 PID: 21476 at arch/x86/kvm/mmu.c:830 mmu_spte_clear_track_bits+0x43a/0x500 arch/x86/kvm/mmu.c:830
kobject: 'loop2' (00000000c8f50df7): kobject_uevent_env
Kernel panic - not syncing: panic_on_warn set ...
kobject: 'loop2' (00000000c8f50df7): fill_kobj_path: path = '/devices/virtual/block/loop2'
CPU: 1 PID: 21476 Comm: syz-executor3 Not tainted 4.20.0+ #12
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1db/0x2d0 lib/dump_stack.c:113
 panic+0x2cb/0x65c kernel/panic.c:214
 __warn.cold+0x20/0x48 kernel/panic.c:571
 report_bug+0x263/0x2b0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 fixup_bug arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:271
 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:290
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:973
RIP: 0010:mmu_spte_clear_track_bits+0x43a/0x500 arch/x86/kvm/mmu.c:830
Code: 45 89 67 90 31 ff 44 89 e6 48 ba 00 00 00 00 00 fc ff df c6 04 10 f8 e8 64 d4 70 00 45 85 e4 0f 85 74 fd ff ff e8 d6 d2 70 00 <0f> 0b e9 68 fd ff ff e8 ca d2 70 00 4c 89 f7 e8 a2 24 f7 ff 31 f6
RSP: 0018:ffff888090af6d70 EFLAGS: 00010212
RAX: 0000000000040000 RBX: 400000006feddc77 RCX: ffffc9000c219000
RDX: 0000000000003bd7 RSI: ffffffff811125ba RDI: 0000000000000005
RBP: ffff888090af6e48 R08: ffff888059186680 R09: fffff9400037f6ef
R10: fffff9400037f6ee R11: ffffea0001bfb777 R12: 0000000000000000
R13: 1ffff1101215edb0 R14: 000000000006fedd R15: ffff888090af6e20
 pte_list_remove arch/x86/kvm/mmu.c:1335 [inline]
 kvm_zap_rmapp.constprop.0+0x78/0xe0 arch/x86/kvm/mmu.c:1727
 kvm_unmap_rmapp+0x16/0x20 arch/x86/kvm/mmu.c:1738
 kvm_handle_hva_range+0x42a/0x730 arch/x86/kvm/mmu.c:1894
 kvm_unmap_hva_range+0x2f/0x40 arch/x86/kvm/mmu.c:1915
 kvm_mmu_notifier_invalidate_range_start+0xe2/0x260 arch/x86/kvm/../../../virt/kvm/kvm_main.c:380
 __mmu_notifier_invalidate_range_start+0x1e8/0x330 mm/mmu_notifier.c:179
 mmu_notifier_invalidate_range_start include/linux/mmu_notifier.h:273 [inline]
 copy_page_range+0x1120/0x2840 mm/memory.c:1013
 dup_mmap kernel/fork.c:585 [inline]
 dup_mm kernel/fork.c:1319 [inline]
 copy_mm kernel/fork.c:1374 [inline]
 copy_process+0x4291/0x8730 kernel/fork.c:1918
 _do_fork+0x1a9/0x1170 kernel/fork.c:2217
 __do_sys_clone kernel/fork.c:2324 [inline]
 __se_sys_clone kernel/fork.c:2318 [inline]
 __x64_sys_clone+0xbf/0x150 kernel/fork.c:2318
 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457ec9
Code: 6d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fcec6d8ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000457ec9
RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 000000000073c180 R08: ffffffffffffffff R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcec6d8f6d4
R13: 00000000004be2a0 R14: 00000000004ce600 R15: 00000000ffffffff
Kernel Offset: disabled
Rebooting in 86400 seconds..