[ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.37' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 69.680517][ T8401] ------------[ cut here ]------------ [ 69.686313][ T8401] WARNING: CPU: 1 PID: 8401 at kernel/tracepoint.c:291 tracepoint_add_func+0x1f9/0xb10 [ 69.698427][ T8401] Modules linked in: [ 69.702453][ T8401] CPU: 1 PID: 8401 Comm: syz-executor184 Not tainted 5.12.0-rc7-syzkaller #0 [ 69.711242][ T8401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.723590][ T8401] RIP: 0010:tracepoint_add_func+0x1f9/0xb10 [ 69.729651][ T8401] Code: 44 24 18 48 8b 5d 08 80 38 00 0f 85 ee 07 00 00 48 8b 44 24 10 48 3b 58 08 0f 85 72 ff ff ff 41 bc ef ff ff ff e8 c7 5f fe ff <0f> 0b e8 c0 5f fe ff 44 89 e0 48 83 c4 38 5b 5d 41 5c 41 5d 41 5e [ 69.750892][ T8401] RSP: 0018:ffffc90000fffac0 EFLAGS: 00010293 [ 69.757275][ T8401] RAX: 0000000000000000 RBX: ffffc90000e7a000 RCX: 0000000000000000 [ 69.765531][ T8401] RDX: ffff8880209254c0 RSI: ffffffff817591b9 RDI: ffff888014087198 [ 69.773627][ T8401] RBP: ffff888014087190 R08: 0000000000000000 R09: 0000000000000000 [ 69.781614][ T8401] R10: ffffffff81759455 R11: 0000000000000000 R12: 00000000ffffffef [ 69.789891][ T8401] R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888014087190 [ 69.798185][ T8401] FS: 00007f8441da3700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 69.807256][ T8401] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.813943][ T8401] CR2: 00007fe4c463e000 CR3: 0000000018f7c000 CR4: 00000000001506f0 [ 69.821932][ T8401] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.830000][ T8401] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.838121][ T8401] Call Trace: [ 69.841414][ T8401] ? __bpf_trace_kfree_skb+0xe0/0xe0 [ 69.846823][ T8401] ? __bpf_trace_kfree_skb+0xe0/0xe0 [ 69.852463][ T8401] tracepoint_probe_register+0x9c/0xe0 [ 69.857938][ T8401] ? tracepoint_probe_register_prio+0xe0/0xe0 [ 69.864133][ T8401] ? __bpf_trace_kfree_skb+0xe0/0xe0 [ 69.869448][ T8401] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 69.876030][ T8401] ? anon_inode_getfile+0x14e/0x1e0 [ 69.881277][ T8401] bpf_probe_register+0x15a/0x1c0 [ 69.886620][ T8401] bpf_raw_tracepoint_open+0x34a/0x720 [ 69.892322][ T8401] ? bpf_tracing_prog_attach+0xde0/0xde0 [ 69.898188][ T8401] ? __might_fault+0xd3/0x180 [ 69.903218][ T8401] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 69.909589][ T8401] __do_sys_bpf+0x2586/0x4f40 [ 69.914420][ T8401] ? bpf_link_get_from_fd+0x110/0x110 [ 69.919825][ T8401] ? find_held_lock+0x2d/0x110 [ 69.924804][ T8401] ? __context_tracking_exit+0xb8/0xe0 [ 69.930297][ T8401] ? lock_downgrade+0x6e0/0x6e0 [ 69.935290][ T8401] ? syscall_enter_from_user_mode+0x27/0x70 [ 69.941217][ T8401] do_syscall_64+0x2d/0x70 [ 69.945757][ T8401] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.951686][ T8401] RIP: 0033:0x445999 [ 69.955652][ T8401] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 69.975531][ T8401] RSP: 002b:00007f8441da3308 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 69.984287][ T8401] RAX: ffffffffffffffda RBX: 00000000004ca408 RCX: 0000000000445999 [ 69.992432][ T8401] RDX: 0000000000000010 RSI: 0000000020000040 RDI: 0000000000000011 [ 70.000475][ T8401] RBP: 00000000004ca400 R08: 0000000000000000 R09: 0000000000000000 [ 70.008966][ T8401] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004ca40c [ 70.017081][ T8401] R13: 006365766f695f6d R14: efe860a85dc35935 R15: 0000000000022000 [ 70.025177][ T8401] Kernel panic - not syncing: panic_on_warn set ... [ 70.031794][ T8401] CPU: 0 PID: 8401 Comm: syz-executor184 Not tainted 5.12.0-rc7-syzkaller #0 [ 70.040550][ T8401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.050633][ T8401] Call Trace: [ 70.053948][ T8401] dump_stack+0x141/0x1d7 [ 70.058281][ T8401] panic+0x306/0x73d [ 70.062192][ T8401] ? __warn_printk+0xf3/0xf3 [ 70.066797][ T8401] ? __warn.cold+0x1a/0x44 [ 70.071213][ T8401] ? tracepoint_add_func+0x1f9/0xb10 [ 70.076512][ T8401] __warn.cold+0x35/0x44 [ 70.080748][ T8401] ? tracepoint_add_func+0x1f9/0xb10 [ 70.086028][ T8401] report_bug+0x1bd/0x210 [ 70.090378][ T8401] handle_bug+0x3c/0x60 [ 70.094546][ T8401] exc_invalid_op+0x14/0x40 [ 70.099082][ T8401] asm_exc_invalid_op+0x12/0x20 [ 70.103929][ T8401] RIP: 0010:tracepoint_add_func+0x1f9/0xb10 [ 70.109838][ T8401] Code: 44 24 18 48 8b 5d 08 80 38 00 0f 85 ee 07 00 00 48 8b 44 24 10 48 3b 58 08 0f 85 72 ff ff ff 41 bc ef ff ff ff e8 c7 5f fe ff <0f> 0b e8 c0 5f fe ff 44 89 e0 48 83 c4 38 5b 5d 41 5c 41 5d 41 5e [ 70.129441][ T8401] RSP: 0018:ffffc90000fffac0 EFLAGS: 00010293 [ 70.135513][ T8401] RAX: 0000000000000000 RBX: ffffc90000e7a000 RCX: 0000000000000000 [ 70.143519][ T8401] RDX: ffff8880209254c0 RSI: ffffffff817591b9 RDI: ffff888014087198 [ 70.151487][ T8401] RBP: ffff888014087190 R08: 0000000000000000 R09: 0000000000000000 [ 70.159449][ T8401] R10: ffffffff81759455 R11: 0000000000000000 R12: 00000000ffffffef [ 70.167418][ T8401] R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888014087190 [ 70.175403][ T8401] ? tracepoint_add_func+0x495/0xb10 [ 70.180688][ T8401] ? tracepoint_add_func+0x1f9/0xb10 [ 70.185966][ T8401] ? __bpf_trace_kfree_skb+0xe0/0xe0 [ 70.191243][ T8401] ? __bpf_trace_kfree_skb+0xe0/0xe0 [ 70.196531][ T8401] tracepoint_probe_register+0x9c/0xe0 [ 70.201986][ T8401] ? tracepoint_probe_register_prio+0xe0/0xe0 [ 70.208057][ T8401] ? __bpf_trace_kfree_skb+0xe0/0xe0 [ 70.213345][ T8401] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 70.219601][ T8401] ? anon_inode_getfile+0x14e/0x1e0 [ 70.224793][ T8401] bpf_probe_register+0x15a/0x1c0 [ 70.229811][ T8401] bpf_raw_tracepoint_open+0x34a/0x720 [ 70.235262][ T8401] ? bpf_tracing_prog_attach+0xde0/0xde0 [ 70.240890][ T8401] ? __might_fault+0xd3/0x180 [ 70.245568][ T8401] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 70.251809][ T8401] __do_sys_bpf+0x2586/0x4f40 [ 70.256489][ T8401] ? bpf_link_get_from_fd+0x110/0x110 [ 70.261877][ T8401] ? find_held_lock+0x2d/0x110 [ 70.266642][ T8401] ? __context_tracking_exit+0xb8/0xe0 [ 70.272103][ T8401] ? lock_downgrade+0x6e0/0x6e0 [ 70.276980][ T8401] ? syscall_enter_from_user_mode+0x27/0x70 [ 70.282883][ T8401] do_syscall_64+0x2d/0x70 [ 70.287303][ T8401] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 70.293192][ T8401] RIP: 0033:0x445999 [ 70.297177][ T8401] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 70.316806][ T8401] RSP: 002b:00007f8441da3308 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 70.325229][ T8401] RAX: ffffffffffffffda RBX: 00000000004ca408 RCX: 0000000000445999 [ 70.333197][ T8401] RDX: 0000000000000010 RSI: 0000000020000040 RDI: 0000000000000011 [ 70.341179][ T8401] RBP: 00000000004ca400 R08: 0000000000000000 R09: 0000000000000000 [ 70.349162][ T8401] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004ca40c [ 70.357147][ T8401] R13: 006365766f695f6d R14: efe860a85dc35935 R15: 0000000000022000 [ 70.365809][ T8401] Kernel Offset: disabled [ 70.370309][ T8401] Rebooting in 86400 seconds..