DUID 00:04:d9:78:fe:a9:f5:34:ed:4b:d7:cc:6f:12:e4:bf:14:b5 forked to background, child pid 3185 [ 21.530437][ T3186] 8021q: adding VLAN 0 to HW filter on device bond0 [ 21.540520][ T3186] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.15' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 36.914792][ T3599] 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. [ 36.932725][ T3599] BUG: unable to handle page fault for address: ffffffffffffffea [ 36.940470][ T3599] #PF: supervisor write access in kernel mode [ 36.946550][ T3599] #PF: error_code(0x0002) - not-present page [ 36.952516][ T3599] PGD bc8f067 P4D bc8f067 PUD bc91067 PMD 0 [ 36.958508][ T3599] Oops: 0002 [#1] PREEMPT SMP KASAN [ 36.963702][ T3599] CPU: 1 PID: 3599 Comm: syz-executor196 Not tainted 6.0.0-syzkaller-09039-ga6afa4199d3d #0 [ 36.973756][ T3599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 36.983805][ T3599] RIP: 0010:eventfd_ctx_put+0x1e/0x110 [ 36.989265][ T3599] Code: 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 54 55 48 89 fd 53 bb ff ff ff ff e8 8f 64 8f ff be 04 00 00 00 48 89 ef e8 d2 7c dc ff 0f c1 5d 00 bf 01 00 00 00 89 de e8 31 61 8f ff 83 fb 01 74 35 [ 37.008861][ T3599] RSP: 0018:ffffc90003cff5e8 EFLAGS: 00010246 [ 37.014913][ T3599] RAX: 0000000000000001 RBX: 00000000ffffffff RCX: ffffffff81ebb2ae [ 37.022871][ T3599] RDX: fffffbfffffffffe RSI: 0000000000000004 RDI: ffffffffffffffea [ 37.030834][ T3599] RBP: ffffffffffffffea R08: 0000000000000001 R09: ffffffffffffffed [ 37.038795][ T3599] R10: fffffbfffffffffd R11: 000000000008c07c R12: 0000000000000020 [ 37.046752][ T3599] R13: ffffffffffffffea R14: ffffc90003d01000 R15: 00000000ffffffea [ 37.054710][ T3599] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0063) knlGS:00000000567812c0 [ 37.063711][ T3599] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 37.070283][ T3599] CR2: ffffffffffffffea CR3: 000000007a376000 CR4: 00000000003526e0 [ 37.078244][ T3599] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.086206][ T3599] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.094168][ T3599] Call Trace: [ 37.097434][ T3599] [ 37.100351][ T3599] kvm_xen_hvm_set_attr+0x563/0x1610 [ 37.105635][ T3599] ? unwind_get_return_address+0x51/0x90 [ 37.111370][ T3599] ? write_profile+0x4a0/0x4a0 [ 37.116128][ T3599] ? __kvm_xen_has_interrupt+0x280/0x280 [ 37.121754][ T3599] kvm_arch_vm_ioctl+0xe39/0x18b0 [ 37.126771][ T3599] ? lock_downgrade+0x6e0/0x6e0 [ 37.131608][ T3599] ? __stack_depot_save+0x35/0x500 [ 37.136715][ T3599] ? __kvm_set_or_clear_apicv_inhibit+0x2a0/0x2a0 [ 37.143127][ T3599] ? unwind_next_frame+0xfa9/0x1cc0 [ 37.148317][ T3599] ? is_bpf_text_address+0x99/0x170 [ 37.153508][ T3599] ? kernel_text_address+0x39/0x80 [ 37.158616][ T3599] ? __kernel_text_address+0x9/0x30 [ 37.163806][ T3599] ? unwind_get_return_address+0x51/0x90 [ 37.169428][ T3599] ? write_profile+0x4a0/0x4a0 [ 37.174188][ T3599] ? arch_stack_walk+0x93/0xe0 [ 37.179113][ T3599] ? kfree+0xe2/0x580 [ 37.183105][ T3599] ? stack_trace_save+0x8c/0xc0 [ 37.187958][ T3599] ? __stack_depot_save+0x35/0x500 [ 37.193066][ T3599] ? kfree+0xe2/0x580 [ 37.197039][ T3599] ? kasan_save_stack+0x2e/0x40 [ 37.201881][ T3599] ? kasan_save_stack+0x1e/0x40 [ 37.206720][ T3599] ? kasan_set_track+0x21/0x30 [ 37.211474][ T3599] ? kasan_set_free_info+0x20/0x30 [ 37.216575][ T3599] ? ____kasan_slab_free+0x166/0x1c0 [ 37.221849][ T3599] ? slab_free_freelist_hook+0x8b/0x1c0 [ 37.227382][ T3599] ? kfree+0xe2/0x580 [ 37.231351][ T3599] ? tomoyo_path_number_perm+0x413/0x550 [ 37.236976][ T3599] ? security_file_ioctl+0x50/0xb0 [ 37.242074][ T3599] ? __do_compat_sys_ioctl+0x4e/0x290 [ 37.247539][ T3599] ? __do_fast_syscall_32+0x65/0xf0 [ 37.252748][ T3599] ? do_fast_syscall_32+0x2f/0x70 [ 37.257775][ T3599] ? entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 37.264275][ T3599] ? trace_hardirqs_on+0x2d/0x120 [ 37.269301][ T3599] kvm_vm_ioctl+0x15df/0x2380 [ 37.273975][ T3599] ? lock_release+0x560/0x780 [ 37.278649][ T3599] ? trace_kmalloc+0x32/0x100 [ 37.283318][ T3599] ? debug_check_no_obj_freed+0x20c/0x420 [ 37.289038][ T3599] ? lock_downgrade+0x6e0/0x6e0 [ 37.293884][ T3599] ? rwlock_bug.part.0+0x90/0x90 [ 37.298815][ T3599] ? kvm_unregister_device_ops+0x90/0x90 [ 37.304443][ T3599] ? trace_hardirqs_on+0x2d/0x120 [ 37.309466][ T3599] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 37.315267][ T3599] ? debug_check_no_obj_freed+0x20c/0x420 [ 37.320979][ T3599] ? trace_hardirqs_on+0x2d/0x120 [ 37.325999][ T3599] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.331455][ T3599] ? lock_release+0x560/0x780 [ 37.336116][ T3599] ? tomoyo_path_number_perm+0x230/0x550 [ 37.341738][ T3599] ? lock_downgrade+0x6e0/0x6e0 [ 37.346577][ T3599] ? tomoyo_path_number_perm+0x413/0x550 [ 37.352196][ T3599] ? kfree+0xe2/0x580 [ 37.356167][ T3599] ? tomoyo_path_number_perm+0x162/0x550 [ 37.361788][ T3599] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.367245][ T3599] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 37.373058][ T3599] ? lock_release+0x560/0x780 [ 37.377725][ T3599] ? __sanitizer_cov_trace_switch+0x50/0x90 [ 37.383614][ T3599] ? do_vfs_ioctl+0x132/0x15c0 [ 37.388369][ T3599] ? vfs_fileattr_set+0xbe0/0xbe0 [ 37.393382][ T3599] kvm_vm_compat_ioctl+0x288/0x350 [ 37.398483][ T3599] ? kvm_vm_ioctl+0x2380/0x2380 [ 37.403346][ T3599] ? lock_acquire+0x480/0x570 [ 37.408008][ T3599] ? __ct_user_exit+0xff/0x150 [ 37.412765][ T3599] ? lock_downgrade+0x6e0/0x6e0 [ 37.417606][ T3599] ? lock_downgrade+0x6e0/0x6e0 [ 37.422447][ T3599] ? bpf_lsm_file_ioctl+0x5/0x10 [ 37.427376][ T3599] ? kvm_vm_ioctl+0x2380/0x2380 [ 37.432217][ T3599] __do_compat_sys_ioctl+0x1c7/0x290 [ 37.437498][ T3599] __do_fast_syscall_32+0x65/0xf0 [ 37.442552][ T3599] do_fast_syscall_32+0x2f/0x70 [ 37.447397][ T3599] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 37.454266][ T3599] RIP: 0023:0xf7ee4549 [ 37.458321][ T3599] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 [ 37.477914][ T3599] RSP: 002b:00000000ff866bfc EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 37.486312][ T3599] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000004048aec9 [ 37.494272][ T3599] RDX: 00000000200005c0 RSI: 00000000ff866c50 RDI: 00000000f7f87000 [ 37.502230][ T3599] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 37.510185][ T3599] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 37.518151][ T3599] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 37.526110][ T3599] [ 37.529115][ T3599] Modules linked in: [ 37.532994][ T3599] CR2: ffffffffffffffea [ 37.537131][ T3599] ---[ end trace 0000000000000000 ]--- [ 37.542594][ T3599] RIP: 0010:eventfd_ctx_put+0x1e/0x110 [ 37.548048][ T3599] Code: 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 54 55 48 89 fd 53 bb ff ff ff ff e8 8f 64 8f ff be 04 00 00 00 48 89 ef e8 d2 7c dc ff 0f c1 5d 00 bf 01 00 00 00 89 de e8 31 61 8f ff 83 fb 01 74 35 [ 37.567650][ T3599] RSP: 0018:ffffc90003cff5e8 EFLAGS: 00010246 [ 37.573714][ T3599] RAX: 0000000000000001 RBX: 00000000ffffffff RCX: ffffffff81ebb2ae [ 37.581677][ T3599] RDX: fffffbfffffffffe RSI: 0000000000000004 RDI: ffffffffffffffea [ 37.589636][ T3599] RBP: ffffffffffffffea R08: 0000000000000001 R09: ffffffffffffffed [ 37.597593][ T3599] R10: fffffbfffffffffd R11: 000000000008c07c R12: 0000000000000020 [ 37.605549][ T3599] R13: ffffffffffffffea R14: ffffc90003d01000 R15: 00000000ffffffea [ 37.613509][ T3599] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0063) knlGS:00000000567812c0 [ 37.622427][ T3599] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 37.628997][ T3599] CR2: ffffffffffffffea CR3: 000000007a376000 CR4: 00000000003526e0 [ 37.636955][ T3599] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.644915][ T3599] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.652884][ T3599] Kernel panic - not syncing: Fatal exception [ 37.659096][ T3599] Kernel Offset: disabled [ 37.663412][ T3599] Rebooting in 86400 seconds..