DUID 00:04:82:de:1c:d8:54:65:1e:66:46:a5:2a:00:0a:c0:6e:68 forked to background, child pid 3182 [ 30.042684][ T3183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 30.054360][ T3183] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.166' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 51.236624][ T3597] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 51.244525][ T3597] #PF: supervisor instruction fetch in kernel mode [ 51.251002][ T3597] #PF: error_code(0x0010) - not-present page [ 51.256953][ T3597] PGD 18cb1067 P4D 18cb1067 PUD 188da067 PMD 0 [ 51.263179][ T3597] Oops: 0010 [#1] PREEMPT SMP KASAN [ 51.268356][ T3597] CPU: 1 PID: 3597 Comm: syz-executor657 Not tainted 5.16.0-rc7-syzkaller #0 [ 51.277269][ T3597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.287301][ T3597] RIP: 0010:0x0 [ 51.290745][ T3597] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 51.298436][ T3597] RSP: 0018:ffffc9000297fce0 EFLAGS: 00010246 [ 51.304483][ T3597] RAX: dffffc0000000000 RBX: 1ffff9200052ffa3 RCX: 0000000000000000 [ 51.312431][ T3597] RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffff888073397000 [ 51.320380][ T3597] RBP: ffffc9000297ff08 R08: 0000000000000000 R09: 0000000000000001 [ 51.328330][ T3597] R10: ffffffff8185f8f3 R11: 0000000000000000 R12: ffffffff89b3f400 [ 51.336281][ T3597] R13: ffff888073397000 R14: ffff88801c44ea00 R15: 0000000000000000 [ 51.344235][ T3597] FS: 00005555574bc300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 51.353150][ T3597] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.359714][ T3597] CR2: ffffffffffffffd6 CR3: 0000000018baa000 CR4: 00000000003506e0 [ 51.367667][ T3597] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.375619][ T3597] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.383569][ T3597] Call Trace: [ 51.386832][ T3597] [ 51.389742][ T3597] __sys_bpf+0x36c3/0x5950 [ 51.394174][ T3597] ? bpf_link_get_from_fd+0x110/0x110 [ 51.399531][ T3597] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 51.405496][ T3597] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 51.411458][ T3597] ? find_held_lock+0x2d/0x110 [ 51.416206][ T3597] ? trace_hardirqs_on+0x38/0x1c0 [ 51.421214][ T3597] __x64_sys_bpf+0x75/0xb0 [ 51.425611][ T3597] ? syscall_enter_from_user_mode+0x21/0x70 [ 51.431496][ T3597] do_syscall_64+0x35/0xb0 [ 51.435895][ T3597] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 51.441771][ T3597] RIP: 0033:0x7ff46c576089 [ 51.446167][ T3597] 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 [ 51.465766][ T3597] RSP: 002b:00007ffec7d87e48 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 51.474160][ T3597] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff46c576089 [ 51.482110][ T3597] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000004 [ 51.490060][ T3597] RBP: 00007ff46c53a070 R08: 0000000000000000 R09: 0000000000000000 [ 51.498023][ T3597] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff46c53a100 [ 51.505972][ T3597] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 51.513928][ T3597] [ 51.516930][ T3597] Modules linked in: [ 51.520805][ T3597] CR2: 0000000000000000 [ 51.524939][ T3597] ---[ end trace 1c7b49361345a281 ]--- [ 51.530370][ T3597] RIP: 0010:0x0 [ 51.533815][ T3597] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 51.541504][ T3597] RSP: 0018:ffffc9000297fce0 EFLAGS: 00010246 [ 51.547559][ T3597] RAX: dffffc0000000000 RBX: 1ffff9200052ffa3 RCX: 0000000000000000 [ 51.555513][ T3597] RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffff888073397000 [ 51.563462][ T3597] RBP: ffffc9000297ff08 R08: 0000000000000000 R09: 0000000000000001 [ 51.571414][ T3597] R10: ffffffff8185f8f3 R11: 0000000000000000 R12: ffffffff89b3f400 [ 51.579366][ T3597] R13: ffff888073397000 R14: ffff88801c44ea00 R15: 0000000000000000 [ 51.587320][ T3597] FS: 00005555574bc300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 51.596326][ T3597] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.602890][ T3597] CR2: ffffffffffffffd6 CR3: 0000000018baa000 CR4: 00000000003506e0 [ 51.610847][ T3597] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.618797][ T3597] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.626768][ T3597] Kernel panic - not syncing: Fatal exception [ 51.633072][ T3597] Kernel Offset: disabled [ 51.637399][ T3597] Rebooting in 86400 seconds..