DUID 00:04:f8:bf:f0:9c:61:e1:97:95:98:d7:6e:33:ae:fb:a4:bd forked to background, child pid 3180 [ 29.645141][ T3181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 29.655556][ T3181] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.115' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 50.009204][ T3603] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 50.017044][ T3603] #PF: supervisor instruction fetch in kernel mode [ 50.023573][ T3603] #PF: error_code(0x0010) - not-present page [ 50.029532][ T3603] PGD 19676067 P4D 19676067 PUD 71ac8067 PMD 0 [ 50.035762][ T3603] Oops: 0010 [#1] PREEMPT SMP KASAN [ 50.040950][ T3603] CPU: 1 PID: 3603 Comm: syz-executor446 Not tainted 5.16.0-rc5-syzkaller #0 [ 50.049699][ T3603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.059829][ T3603] RIP: 0010:0x0 [ 50.063282][ T3603] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 50.071032][ T3603] RSP: 0018:ffffc90001b0fca0 EFLAGS: 00010246 [ 50.077082][ T3603] RAX: dffffc0000000000 RBX: 1ffff92000361f9b RCX: 0000000000000000 [ 50.085041][ T3603] RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc9000298f000 [ 50.093001][ T3603] RBP: ffffc90001b0ff08 R08: 0000000000000000 R09: 0000000000000001 [ 50.100963][ T3603] R10: ffffffff81861e59 R11: 0000000000000000 R12: ffffffff89b3f7a0 [ 50.108922][ T3603] R13: ffffc9000298f000 R14: ffff88807f3b2780 R15: 0000000000000000 [ 50.116881][ T3603] FS: 0000555556af2300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 50.125816][ T3603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.132444][ T3603] CR2: ffffffffffffffd6 CR3: 0000000018e4d000 CR4: 00000000003506e0 [ 50.140403][ T3603] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.148366][ T3603] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.156321][ T3603] Call Trace: [ 50.159586][ T3603] [ 50.162502][ T3603] __sys_bpf+0x36d9/0x5970 [ 50.166927][ T3603] ? __lock_acquire+0x162f/0x54a0 [ 50.171940][ T3603] ? bpf_link_get_from_fd+0x110/0x110 [ 50.177297][ T3603] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 50.183259][ T3603] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 50.189228][ T3603] ? find_held_lock+0x2d/0x110 [ 50.193980][ T3603] ? trace_hardirqs_on+0x38/0x1c0 [ 50.199078][ T3603] __x64_sys_bpf+0x75/0xb0 [ 50.203477][ T3603] ? syscall_enter_from_user_mode+0x21/0x70 [ 50.209370][ T3603] do_syscall_64+0x35/0xb0 [ 50.213982][ T3603] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.219861][ T3603] RIP: 0033:0x7f003a1fb089 [ 50.224257][ 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 [ 50.243964][ T3603] RSP: 002b:00007ffc80c38af8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 50.252360][ T3603] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f003a1fb089 [ 50.260386][ T3603] RDX: 0000000000000020 RSI: 0000000020000140 RDI: 0000000000000004 [ 50.268341][ T3603] RBP: 00007f003a1bf070 R08: 0000000000000000 R09: 0000000000000000 [ 50.276296][ T3603] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f003a1bf100 [ 50.284255][ T3603] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 50.292215][ T3603] [ 50.295219][ T3603] Modules linked in: [ 50.299091][ T3603] CR2: 0000000000000000 [ 50.303227][ T3603] ---[ end trace 161f4f127610eb08 ]--- [ 50.308775][ T3603] RIP: 0010:0x0 [ 50.312222][ T3603] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 50.319915][ T3603] RSP: 0018:ffffc90001b0fca0 EFLAGS: 00010246 [ 50.325964][ T3603] RAX: dffffc0000000000 RBX: 1ffff92000361f9b RCX: 0000000000000000 [ 50.333933][ T3603] RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc9000298f000 [ 50.341903][ T3603] RBP: ffffc90001b0ff08 R08: 0000000000000000 R09: 0000000000000001 [ 50.349950][ T3603] R10: ffffffff81861e59 R11: 0000000000000000 R12: ffffffff89b3f7a0 [ 50.357978][ T3603] R13: ffffc9000298f000 R14: ffff88807f3b2780 R15: 0000000000000000 [ 50.365936][ T3603] FS: 0000555556af2300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 50.374853][ T3603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.381423][ T3603] CR2: ffffffffffffffd6 CR3: 0000000018e4d000 CR4: 00000000003506e0 [ 50.389378][ T3603] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.397338][ T3603] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.405301][ T3603] Kernel panic - not syncing: Fatal exception [ 50.411613][ T3603] Kernel Offset: disabled [ 50.415928][ T3603] Rebooting in 86400 seconds..