forked to background, child pid 3181 no interfaces have a carrier [ 37.801162][ T3182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.815455][ T3182] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.122' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 54.514996][ T3603] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 54.522952][ T3603] #PF: supervisor instruction fetch in kernel mode [ 54.529430][ T3603] #PF: error_code(0x0010) - not-present page [ 54.535412][ T3603] PGD 1c6ff067 P4D 1c6ff067 PUD 1c27e067 PMD 0 [ 54.541640][ T3603] Oops: 0010 [#1] PREEMPT SMP KASAN [ 54.546834][ T3603] CPU: 0 PID: 3603 Comm: syz-executor133 Not tainted 5.16.0-rc4-syzkaller #0 [ 54.556006][ T3603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.566037][ T3603] RIP: 0010:0x0 [ 54.569483][ T3603] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 54.577174][ T3603] RSP: 0018:ffffc90002acfca0 EFLAGS: 00010246 [ 54.583226][ T3603] RAX: dffffc0000000000 RBX: 1ffff92000559f9b RCX: 0000000000000000 [ 54.591179][ T3603] RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc90002b98000 [ 54.599131][ T3603] RBP: ffffc90002acff08 R08: 0000000000000000 R09: 0000000000000001 [ 54.607090][ T3603] R10: ffffffff81861779 R11: 0000000000000000 R12: ffffffff89b3f860 [ 54.615051][ T3603] R13: ffffc90002b98000 R14: ffff888076e4d180 R15: 0000000000000000 [ 54.623013][ T3603] FS: 0000555556809300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 54.631936][ T3603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.638595][ T3603] CR2: ffffffffffffffd6 CR3: 000000001a23b000 CR4: 00000000003506f0 [ 54.646559][ T3603] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.654605][ T3603] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.662739][ T3603] Call Trace: [ 54.666006][ T3603] [ 54.668924][ T3603] __sys_bpf+0x36d9/0x5970 [ 54.673345][ T3603] ? __lock_acquire+0x162f/0x54a0 [ 54.678366][ T3603] ? bpf_link_get_from_fd+0x110/0x110 [ 54.683732][ T3603] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 54.689707][ T3603] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 54.695683][ T3603] ? find_held_lock+0x2d/0x110 [ 54.700449][ T3603] ? trace_hardirqs_on+0x38/0x1c0 [ 54.705562][ T3603] __x64_sys_bpf+0x75/0xb0 [ 54.709967][ T3603] ? syscall_enter_from_user_mode+0x21/0x70 [ 54.715947][ T3603] do_syscall_64+0x35/0xb0 [ 54.720360][ T3603] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 54.726245][ T3603] RIP: 0033:0x7f7e1e30e089 [ 54.730667][ T3603] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 54.750279][ T3603] RSP: 002b:00007fff9af3e4c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 54.758678][ T3603] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7e1e30e089 [ 54.766642][ T3603] RDX: 0000000000000020 RSI: 0000000020000140 RDI: 0000000000000004 [ 54.774600][ T3603] RBP: 00007f7e1e2d2070 R08: 0000000000000000 R09: 0000000000000000 [ 54.782650][ T3603] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7e1e2d2100 [ 54.790607][ T3603] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 54.798570][ T3603] [ 54.801575][ T3603] Modules linked in: [ 54.805462][ T3603] CR2: 0000000000000000 [ 54.809638][ T3603] ---[ end trace d55bb6aee19036b2 ]--- [ 54.815252][ T3603] RIP: 0010:0x0 [ 54.818711][ T3603] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 54.826494][ T3603] RSP: 0018:ffffc90002acfca0 EFLAGS: 00010246 [ 54.832544][ T3603] RAX: dffffc0000000000 RBX: 1ffff92000559f9b RCX: 0000000000000000 [ 54.841879][ T3603] RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc90002b98000 [ 54.850514][ T3603] RBP: ffffc90002acff08 R08: 0000000000000000 R09: 0000000000000001 [ 54.858480][ T3603] R10: ffffffff81861779 R11: 0000000000000000 R12: ffffffff89b3f860 [ 54.866449][ T3603] R13: ffffc90002b98000 R14: ffff888076e4d180 R15: 0000000000000000 [ 54.874414][ T3603] FS: 0000555556809300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 54.883349][ T3603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.889929][ T3603] CR2: ffffffffffffffd6 CR3: 000000001a23b000 CR4: 00000000003506f0 [ 54.897894][ T3603] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.905858][ T3603] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.913828][ T3603] Kernel panic - not syncing: Fatal exception [ 54.920152][ T3603] Kernel Offset: disabled [ 54.924516][ T3603] Rebooting in 86400 seconds..