DUID 00:04:f8:bf:f0:9c:61:e1:97:95:98:d7:6e:33:ae:fb:a4:bd forked to background, child pid 3176 [ 25.703937][ T3177] 8021q: adding VLAN 0 to HW filter on device bond0 [ 25.714109][ T3177] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.76' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 47.026906][ T3591] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 47.038637][ T3591] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 47.047027][ T3591] CPU: 0 PID: 3591 Comm: syz-executor370 Not tainted 5.17.0-rc1-syzkaller-00569-g52dae93f3bad #0 [ 47.057523][ T3591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.067560][ T3591] RIP: 0010:btf_decl_tag_resolve+0x85f/0xac0 [ 47.073535][ T3591] Code: c1 ea 03 80 3c 02 00 0f 85 90 01 00 00 48 8b 1b e8 c6 ba e6 ff 48 8d 7b 04 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 2b [ 47.093125][ T3591] RSP: 0018:ffffc90001cffa00 EFLAGS: 00010247 [ 47.099231][ T3591] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 47.107185][ T3591] RDX: 0000000000000000 RSI: ffffffff8191a28a RDI: 0000000000000004 [ 47.115139][ T3591] RBP: ffff888015ce6000 R08: 0000000000000008 R09: 0000000000000008 [ 47.123091][ T3591] R10: ffffffff8191a232 R11: 0000000000000001 R12: 0000000000000004 [ 47.131042][ T3591] R13: 0000000000000008 R14: 0000000000000000 R15: 0000000000000005 [ 47.138995][ T3591] FS: 00005555570fc300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 47.147907][ T3591] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.154477][ T3591] CR2: 0000000020000000 CR3: 0000000017dd4000 CR4: 00000000003506f0 [ 47.162431][ T3591] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.170381][ T3591] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.178334][ T3591] Call Trace: [ 47.181596][ T3591] [ 47.184515][ T3591] btf_resolve+0x251/0x1050 [ 47.189012][ T3591] ? btf_ptr_resolve+0xe80/0xe80 [ 47.193935][ T3591] ? rcu_read_lock_sched_held+0x3a/0x70 [ 47.199467][ T3591] ? trace_kmalloc_node+0x32/0x100 [ 47.204563][ T3591] ? __kasan_kmalloc+0xa9/0xd0 [ 47.209310][ T3591] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 47.215188][ T3591] btf_new_fd+0x1a4a/0x23d0 [ 47.219672][ T3591] ? lock_downgrade+0x6e0/0x6e0 [ 47.224507][ T3591] ? btf_type_snprintf_show+0x140/0x140 [ 47.230032][ T3591] ? apparmor_capable+0x1d8/0x460 [ 47.235048][ T3591] ? security_capable+0x8f/0xc0 [ 47.239888][ T3591] __sys_bpf+0x1faa/0x59a0 [ 47.244293][ T3591] ? bpf_link_get_from_fd+0x110/0x110 [ 47.249650][ T3591] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 47.255615][ T3591] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 47.261579][ T3591] ? find_held_lock+0x2d/0x110 [ 47.266329][ T3591] ? trace_hardirqs_on+0x38/0x1c0 [ 47.271334][ T3591] __x64_sys_bpf+0x75/0xb0 [ 47.275734][ T3591] ? syscall_enter_from_user_mode+0x21/0x70 [ 47.281615][ T3591] do_syscall_64+0x35/0xb0 [ 47.286014][ T3591] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 47.291907][ T3591] RIP: 0033:0x7f5cf12c3099 [ 47.296308][ T3591] 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 [ 47.315897][ T3591] RSP: 002b:00007ffe1aaa0a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 47.324306][ T3591] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5cf12c3099 [ 47.332270][ T3591] RDX: 0000000000000020 RSI: 0000000020000000 RDI: 0000000000000012 [ 47.340220][ T3591] RBP: 00007f5cf1287080 R08: 0000000000000000 R09: 0000000000000000 [ 47.348173][ T3591] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007f5cf1287110 [ 47.356126][ T3591] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 47.364083][ T3591] [ 47.367084][ T3591] Modules linked in: [ 47.372843][ T3591] ---[ end trace 0000000000000000 ]--- [ 47.378314][ T3591] RIP: 0010:btf_decl_tag_resolve+0x85f/0xac0 [ 47.384645][ T3591] Code: c1 ea 03 80 3c 02 00 0f 85 90 01 00 00 48 8b 1b e8 c6 ba e6 ff 48 8d 7b 04 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 2b [ 47.404342][ T3591] RSP: 0018:ffffc90001cffa00 EFLAGS: 00010247 [ 47.410433][ T3591] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 47.418547][ T3591] RDX: 0000000000000000 RSI: ffffffff8191a28a RDI: 0000000000000004 [ 47.426574][ T3591] RBP: ffff888015ce6000 R08: 0000000000000008 R09: 0000000000000008 [ 47.434565][ T3591] R10: ffffffff8191a232 R11: 0000000000000001 R12: 0000000000000004 [ 47.442575][ T3591] R13: 0000000000000008 R14: 0000000000000000 R15: 0000000000000005 [ 47.450543][ T3591] FS: 00005555570fc300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 47.459528][ T3591] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.466130][ T3591] CR2: 0000000020000000 CR3: 0000000017dd4000 CR4: 00000000003506f0 [ 47.474116][ T3591] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.482146][ T3591] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.490107][ T3591] Kernel panic - not syncing: Fatal exception [ 47.496312][ T3591] Kernel Offset: disabled [ 47.500621][ T3591] Rebooting in 86400 seconds..