Warning: Permanently added '10.128.0.138' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 72.568444][ T8940] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 72.672678][ T8947] BUG: unable to handle page fault for address: ffffed1231fa4eb3 [ 72.680442][ T8947] #PF: supervisor read access in kernel mode [ 72.683537][ T8951] kobject: 'kvm' (000000004197c6e0): kobject_uevent_env [ 72.686417][ T8947] #PF: error_code(0x0000) - not-present page [ 72.686423][ T8947] PGD 21fff0067 P4D 21fff0067 PUD 0 [ 72.686445][ T8947] Oops: 0000 [#1] PREEMPT SMP KASAN [ 72.686467][ T8947] CPU: 1 PID: 8947 Comm: syz-executor232 Not tainted 5.2.0-rc5+ #57 [ 72.694391][ T8953] kobject: 'kvm' (000000004197c6e0): kobject_uevent_env [ 72.699364][ T8947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.699384][ T8947] RIP: 0010:coalesced_mmio_write+0x28a/0x4d0 [ 72.699399][ T8947] Code: 38 d0 7c 08 84 d2 0f 85 55 02 00 00 41 8b 47 04 48 8d 14 40 49 8d 7c d7 08 48 ba 00 00 00 00 00 fc ff df 48 89 fe 48 c1 ee 03 <80> 3c 16 00 0f 85 1b 02 00 00 48 8d 14 40 48 be 00 00 00 00 00 fc [ 72.699406][ T8947] RSP: 0018:ffff88809879f098 EFLAGS: 00010a02 [ 72.699416][ T8947] RAX: 00000000b52b40e6 RBX: 0000000000000f7c RCX: ffffffff81080faa [ 72.699424][ T8947] RDX: dffffc0000000000 RSI: 1ffff11231fa4eb3 RDI: ffff88918fd27598 [ 72.699441][ T8947] RBP: ffff88809879f0e8 R08: ffff88808bed66c0 R09: 0000000000000000 [ 72.711765][ T8953] kobject: 'kvm' (000000004197c6e0): fill_kobj_path: path = '/devices/virtual/misc/kvm' [ 72.717868][ T8947] R10: ffffed10130f3e00 R11: 0000000000000003 R12: 0000000000000002 [ 72.717876][ T8947] R13: ffff8880857c6890 R14: 0000000000000002 R15: ffff888093c46000 [ 72.717886][ T8947] FS: 00007f8ad1176700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 72.717895][ T8947] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.717903][ T8947] CR2: ffffed1231fa4eb3 CR3: 00000000a120c000 CR4: 00000000001426e0 [ 72.717912][ T8947] Call Trace: [ 72.717939][ T8947] ? coalesced_mmio_destructor+0x170/0x170 [ 72.732828][ T8951] kobject: 'kvm' (000000004197c6e0): fill_kobj_path: path = '/devices/virtual/misc/kvm' [ 72.734962][ T8947] __kvm_io_bus_write+0x29b/0x380 [ 72.734983][ T8947] kvm_io_bus_write+0x15c/0x290 [ 72.735005][ T8947] ? __bpf_trace_kvm_async_get_page_class+0x30/0x30 [ 72.874960][ T8947] write_mmio+0x175/0x4e0 [ 72.879297][ T8947] emulator_read_write_onepage+0x429/0xd50 [ 72.885108][ T8947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 72.891353][ T8947] emulator_read_write+0x1b7/0x5a0 [ 72.896478][ T8947] emulator_write_emulated+0x3c/0x50 [ 72.901764][ T8947] segmented_write+0xf0/0x150 [ 72.906458][ T8947] ? em_fxsave+0x50/0x50 [ 72.910697][ T8947] ? vmx_cache_reg+0xde/0x130 [ 72.915368][ T8947] ? emulator_read_gpr+0x80/0xc0 [ 72.920326][ T8947] push+0x1e8/0x310 [ 72.924128][ T8947] ? segmented_write+0x150/0x150 [ 72.929068][ T8947] ? __do_insn_fetch_bytes+0x490/0x6f0 [ 72.934533][ T8947] em_push_sreg+0x1b4/0x2b0 [ 72.939510][ T8947] ? em_enter+0xe30/0xe30 [ 72.944108][ T8947] ? decode_operand+0xbc/0x3180 [ 72.948955][ T8947] ? trace_seq_putmem_hex+0x248/0x360 [ 72.954332][ T8947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 72.960577][ T8947] ? x86_decode_insn+0xcbe/0x5660 [ 72.965603][ T8947] ? em_enter+0xe30/0xe30 [ 72.969931][ T8947] x86_emulate_insn+0x653/0x48f0 [ 72.975059][ T8947] ? init_decode_cache+0xc0/0xc0 [ 72.980025][ T8947] x86_emulate_instruction+0xca3/0x1c50 [ 72.985850][ T8947] ? ept_page_fault+0x1560/0x1560 [ 72.990887][ T8947] ? write_emulate+0x40/0x40 [ 72.995679][ T8947] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 73.001410][ T8947] ? mmio_info_in_cache+0x143/0x560 [ 73.006615][ T8947] kvm_mmu_page_fault+0x370/0x1870 [ 73.011740][ T8947] ? kvm_arch_vcpu_load+0x574/0x880 [ 73.016952][ T8947] ? __kvm_mmu_zap_all+0x350/0x350 [ 73.022073][ T8947] ? mark_held_locks+0xf0/0xf0 [ 73.026845][ T8947] ? __schedule+0x7d3/0x1560 [ 73.031459][ T8947] handle_ept_violation+0x1c8/0x500 [ 73.036672][ T8947] ? add_atomic_switch_msr.constprop.0+0xd70/0xd70 [ 73.043192][ T8947] vmx_handle_exit+0x280/0x1540 [ 73.048049][ T8947] vcpu_enter_guest+0x1174/0x5f40 [ 73.053079][ T8947] ? emulator_read_emulated+0x50/0x50 [ 73.058461][ T8947] ? lock_acquire+0x16f/0x3f0 [ 73.063139][ T8947] ? kvm_check_async_pf_completion+0x2d8/0x440 [ 73.069295][ T8947] kvm_arch_vcpu_ioctl_run+0x423/0x1740 [ 73.074848][ T8947] ? kvm_arch_vcpu_ioctl_run+0x423/0x1740 [ 73.080574][ T8947] kvm_vcpu_ioctl+0x4dc/0xf90 [ 73.085246][ T8947] ? kvm_set_memory_region+0x50/0x50 [ 73.090534][ T8947] ? tomoyo_path_number_perm+0x263/0x520 [ 73.096169][ T8947] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 73.101985][ T8947] ? userfaultfd_unmap_prep+0x4a0/0x4a0 [ 73.107556][ T8947] ? __fget+0x35a/0x550 [ 73.111720][ T8947] ? kvm_set_memory_region+0x50/0x50 [ 73.117024][ T8947] do_vfs_ioctl+0xd5f/0x1380 [ 73.121623][ T8947] ? ioctl_preallocate+0x210/0x210 [ 73.126735][ T8947] ? __fget+0x381/0x550 [ 73.131353][ T8947] ? ksys_dup3+0x3e0/0x3e0 [ 73.135782][ T8947] ? tomoyo_file_ioctl+0x23/0x30 [ 73.140726][ T8947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 73.146970][ T8947] ? security_file_ioctl+0x8d/0xc0 [ 73.152096][ T8947] ksys_ioctl+0xab/0xd0 [ 73.156256][ T8947] __x64_sys_ioctl+0x73/0xb0 [ 73.160849][ T8947] do_syscall_64+0xfd/0x680 [ 73.165357][ T8947] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.171249][ T8947] RIP: 0033:0x449e09 [ 73.176711][ T8947] Code: e8 ec e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 1b ff fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.196665][ T8947] RSP: 002b:00007f8ad1175ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 73.205086][ T8947] RAX: ffffffffffffffda RBX: 00000000006dfc48 RCX: 0000000000449e09 [ 73.213061][ T8947] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 73.221084][ T8947] RBP: 00000000006dfc40 R08: 0000000000000000 R09: 0000000000000000 [ 73.229064][ T8947] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc4c [ 73.237043][ T8947] R13: 00007ffc11bfdc9f R14: 00007f8ad11769c0 R15: 0000000000000000 [ 73.245050][ T8947] Modules linked in: [ 73.248994][ T8947] CR2: ffffed1231fa4eb3 [ 73.253154][ T8947] ---[ end trace 949c314adcb64cda ]--- [ 73.258631][ T8947] RIP: 0010:coalesced_mmio_write+0x28a/0x4d0 [ 73.264618][ T8947] Code: 38 d0 7c 08 84 d2 0f 85 55 02 00 00 41 8b 47 04 48 8d 14 40 49 8d 7c d7 08 48 ba 00 00 00 00 00 fc ff df 48 89 fe 48 c1 ee 03 <80> 3c 16 00 0f 85 1b 02 00 00 48 8d 14 40 48 be 00 00 00 00 00 fc [ 73.285346][ T8947] RSP: 0018:ffff88809879f098 EFLAGS: 00010a02 [ 73.291426][ T8947] RAX: 00000000b52b40e6 RBX: 0000000000000f7c RCX: ffffffff81080faa [ 73.299409][ T8947] RDX: dffffc0000000000 RSI: 1ffff11231fa4eb3 RDI: ffff88918fd27598 [ 73.307575][ T8947] RBP: ffff88809879f0e8 R08: ffff88808bed66c0 R09: 0000000000000000 [ 73.315606][ T8947] R10: ffffed10130f3e00 R11: 0000000000000003 R12: 0000000000000002 [ 73.324260][ T8947] R13: ffff8880857c6890 R14: 0000000000000002 R15: ffff888093c46000 [ 73.332235][ T8947] FS: 00007f8ad1176700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 73.341634][ T8947] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.348225][ T8947] CR2: ffffed1231fa4eb3 CR3: 00000000a120c000 CR4: 00000000001426e0 [ 73.356297][ T8947] Kernel panic - not syncing: Fatal exception [ 73.363864][ T8947] Kernel Offset: disabled [ 73.368457][ T8947] Rebooting in 86400 seconds..