[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.158' (ECDSA) to the list of known hosts. syzkaller login: [ 67.157222][ T8500] IPVS: ftp: loaded support on port[0] = 21 [ 67.229050][ T8] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.248589][ T8] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.286154][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.305229][ T292] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.324938][ T292] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 67.333695][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.350559][ T8500] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 67.362291][ T8500] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 67.370706][ T8500] CPU: 1 PID: 8500 Comm: syz-executor529 Not tainted 5.9.0-syzkaller #0 [ 67.379093][ T8500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.389139][ T8500] RIP: 0010:call_commit_handler+0x8b/0x110 [ 67.394937][ T8500] Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 7d 48 8b 9d e0 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 75 73 48 b8 00 00 00 00 00 fc ff df 48 8b 1b 48 89 da [ 67.414549][ T8500] RSP: 0018:ffffc9000190fca8 EFLAGS: 00010246 [ 67.420612][ T8500] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8840d608 [ 67.428565][ T8500] RDX: 0000000000000000 RSI: ffffffff8840d615 RDI: ffff88802263c1e0 [ 67.436517][ T8500] RBP: ffff88802263c000 R08: 0000000000000000 R09: ffff88802263c047 [ 67.444472][ T8500] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88802263c040 [ 67.452421][ T8500] R13: ffffc9000190fdb0 R14: ffff88802263c000 R15: 0000000000000004 [ 67.460375][ T8500] FS: 0000000000bd1880(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 67.469301][ T8500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.475865][ T8500] CR2: 00000000200000c0 CR3: 0000000012afd000 CR4: 00000000001506e0 [ 67.483832][ T8500] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.491786][ T8500] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.499758][ T8500] Call Trace: [ 67.503037][ T8500] ioctl_standard_call+0x1b8/0x1f0 [ 67.508155][ T8500] ? cfg80211_wext_freq+0x1b0/0x1b0 [ 67.513334][ T8500] ? iw_handler_get_private+0x1a0/0x1a0 [ 67.518880][ T8500] ? cfg80211_wext_freq+0x1b0/0x1b0 [ 67.524081][ T8500] wireless_process_ioctl+0xc8/0x4c0 [ 67.529355][ T8500] ? call_commit_handler+0x110/0x110 [ 67.534640][ T8500] wext_handle_ioctl+0x26b/0x280 [ 67.539558][ T8500] ? compat_standard_call+0x340/0x340 [ 67.544908][ T8500] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 67.550779][ T8500] ? generic_block_fiemap+0x60/0x60 [ 67.555965][ T8500] ? __up_read+0x1a1/0x7b0 [ 67.560363][ T8500] sock_ioctl+0x439/0x730 [ 67.564682][ T8500] ? dlci_ioctl_set+0x30/0x30 [ 67.569349][ T8500] ? vmacache_update+0xce/0x140 [ 67.574192][ T8500] ? bpf_lsm_file_ioctl+0x5/0x10 [ 67.579135][ T8500] ? dlci_ioctl_set+0x30/0x30 [ 67.583789][ T8500] __x64_sys_ioctl+0x193/0x200 [ 67.588562][ T8500] do_syscall_64+0x2d/0x70 [ 67.592975][ T8500] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 67.598844][ T8500] RIP: 0033:0x441529 [ 67.602715][ T8500] Code: e8 ec 05 03 00 48 83 c4 18 c3 0f 1f 80 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 0f 83 8b 0d fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.622316][ T8500] RSP: 002b:00007ffd4c31f6e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 67.630714][ T8500] RAX: ffffffffffffffda RBX: 00007ffd4c31f710 RCX: 0000000000441529 [ 67.638672][ T8500] RDX: 00000000200000c0 RSI: 0000000000008b04 RDI: 0000000000000003 [ 67.646629][ T8500] RBP: 0000000000000003 R08: 0000002000000000 R09: 0000002000000000 [ 67.654596][ T8500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 [ 67.662569][ T8500] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 67.670564][ T8500] Modules linked in: [ 67.676014][ T8500] ---[ end trace 2828d6950441ba46 ]--- [ 67.681520][ T8500] RIP: 0010:call_commit_handler+0x8b/0x110 [ 67.687713][ T8500] Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 7d 48 8b 9d e0 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 75 73 48 b8 00 00 00 00 00 fc ff df 48 8b 1b 48 89 da [ 67.707486][ T8500] RSP: 0018:ffffc9000190fca8 EFLAGS: 00010246 [ 67.713577][ T8500] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8840d608 [ 67.721774][ T8500] RDX: 0000000000000000 RSI: ffffffff8840d615 RDI: ffff88802263c1e0 [ 67.729845][ T8500] RBP: ffff88802263c000 R08: 0000000000000000 R09: ffff88802263c047 [ 67.737886][ T8500] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88802263c040 [ 67.746420][ T8500] R13: ffffc9000190fdb0 R14: ffff88802263c000 R15: 0000000000000004 [ 67.754440][ T8500] FS: 0000000000bd1880(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 [ 67.763398][ T8500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.770084][ T8500] CR2: 00007f82d403e0d8 CR3: 0000000012afd000 CR4: 00000000001506f0 [ 67.778134][ T8500] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.786180][ T8500] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.794230][ T8500] Kernel panic - not syncing: Fatal exception [ 67.800842][ T8500] Kernel Offset: disabled [ 67.805170][ T8500] Rebooting in 86400 seconds..