[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.216' (ECDSA) to the list of known hosts. syzkaller login: [ 75.438994][ T8420] IPVS: ftp: loaded support on port[0] = 21 [ 75.539272][ T265] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.571287][ T265] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.597431][ T4804] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 75.631926][ T265] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 75.645959][ T265] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.656499][ T4804] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 75.672602][ T8420] ------------[ cut here ]------------ [ 75.678564][ T8420] WARNING: CPU: 1 PID: 8420 at net/wireless/util.c:1013 cfg80211_change_iface+0xa10/0xf30 [ 75.690841][ T8420] Modules linked in: [ 75.694780][ T8420] CPU: 1 PID: 8420 Comm: syz-executor656 Not tainted 5.11.0-rc5-next-20210128-syzkaller #0 [ 75.709264][ T8420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.723161][ T8420] RIP: 0010:cfg80211_change_iface+0xa10/0xf30 [ 75.729397][ T8420] Code: 8d bd e8 05 00 00 be ff ff ff ff e8 fa 22 c6 00 31 ff 41 89 c6 89 c6 e8 be bd 37 f9 45 85 f6 0f 85 b4 f6 ff ff e8 30 b6 37 f9 <0f> 0b e9 a8 f6 ff ff e8 24 b6 37 f9 65 ff 05 8d 90 c6 77 48 c7 c0 [ 75.750036][ T8420] RSP: 0018:ffffc900017bfbb8 EFLAGS: 00010293 [ 75.756267][ T8420] RAX: 0000000000000000 RBX: ffff8880178ac000 RCX: 0000000000000000 [ 75.765178][ T8420] RDX: ffff88801fa53800 RSI: ffffffff883b5f20 RDI: 0000000000000003 [ 75.775027][ T8420] RBP: ffff888021c50000 R08: 0000000000000000 R09: ffffc900017bfc30 [ 75.783639][ T8420] R10: ffffffff883b5f12 R11: 0000000000000002 R12: 0000000000000002 [ 75.792501][ T8420] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 75.801464][ T8420] FS: 0000000002295880(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 [ 75.812541][ T8420] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.820750][ T8420] CR2: 00007ffcbcf59000 CR3: 0000000011147000 CR4: 00000000001506f0 [ 75.829421][ T8420] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.837993][ T8420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.846220][ T8420] Call Trace: [ 75.846282][ T8420] __cfg80211_wext_siwmode+0x1bb/0x200 [ 75.856768][ T8420] ? __cfg80211_wext_giwname+0x50/0x50 [ 75.862586][ T8420] ? mutex_lock_io_nested+0xf60/0xf60 [ 75.868217][ T8420] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 75.875847][ T8420] ioctl_standard_call+0xcd/0x1f0 [ 75.880983][ T8420] ? __cfg80211_wext_giwname+0x50/0x50 [ 75.886498][ T8420] ? iw_handler_get_private+0x1a0/0x1a0 [ 75.892932][ T8420] ? __cfg80211_wext_giwname+0x50/0x50 [ 75.899073][ T8420] wireless_process_ioctl+0xc8/0x4c0 [ 75.906662][ T8420] ? call_commit_handler+0x120/0x120 [ 75.913541][ T8420] wext_handle_ioctl+0x26b/0x280 [ 75.919563][ T8420] ? compat_standard_call+0x340/0x340 [ 75.925794][ T8420] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 75.931939][ T8420] ? generic_block_fiemap+0x60/0x60 [ 75.937404][ T8420] ? __up_read+0x1a1/0x7b0 [ 75.941968][ T8420] sock_ioctl+0x410/0x6a0 [ 75.946324][ T8420] ? vlan_ioctl_set+0x30/0x30 [ 75.951087][ T8420] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 75.957377][ T8420] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 75.963853][ T8420] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 75.970409][ T8420] ? vlan_ioctl_set+0x30/0x30 [ 75.975695][ T8420] __x64_sys_ioctl+0x193/0x200 [ 75.982089][ T8420] do_syscall_64+0x2d/0x70 [ 75.987421][ T8420] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 75.993628][ T8420] RIP: 0033:0x441529 [ 75.997550][ T8420] 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 [ 76.018341][ T8420] RSP: 002b:00007ffd97527908 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 76.027168][ T8420] RAX: ffffffffffffffda RBX: 00007ffd97527930 RCX: 0000000000441529 [ 76.036443][ T8420] RDX: 0000000020000000 RSI: 0000000000008b06 RDI: 0000000000000003 [ 76.044946][ T8420] RBP: 0000000000000003 R08: 0000002200000000 R09: 0000002200000000 [ 76.053208][ T8420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 [ 76.061358][ T8420] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 76.069651][ T8420] Kernel panic - not syncing: panic_on_warn set ... [ 76.076562][ T8420] CPU: 0 PID: 8420 Comm: syz-executor656 Not tainted 5.11.0-rc5-next-20210128-syzkaller #0 [ 76.087633][ T8420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.097695][ T8420] Call Trace: [ 76.100985][ T8420] dump_stack+0x107/0x163 [ 76.109635][ T8420] panic+0x306/0x73d [ 76.115205][ T8420] ? __warn_printk+0xf3/0xf3 [ 76.120585][ T8420] ? __warn.cold+0x1a/0x44 [ 76.125324][ T8420] ? cfg80211_change_iface+0xa10/0xf30 [ 76.131046][ T8420] __warn.cold+0x35/0x44 [ 76.135547][ T8420] ? cfg80211_change_iface+0xa10/0xf30 [ 76.141992][ T8420] report_bug+0x1bd/0x210 [ 76.146351][ T8420] handle_bug+0x3c/0x60 [ 76.151258][ T8420] exc_invalid_op+0x14/0x40 [ 76.155756][ T8420] asm_exc_invalid_op+0x12/0x20 [ 76.160858][ T8420] RIP: 0010:cfg80211_change_iface+0xa10/0xf30 [ 76.166938][ T8420] Code: 8d bd e8 05 00 00 be ff ff ff ff e8 fa 22 c6 00 31 ff 41 89 c6 89 c6 e8 be bd 37 f9 45 85 f6 0f 85 b4 f6 ff ff e8 30 b6 37 f9 <0f> 0b e9 a8 f6 ff ff e8 24 b6 37 f9 65 ff 05 8d 90 c6 77 48 c7 c0 [ 76.187674][ T8420] RSP: 0018:ffffc900017bfbb8 EFLAGS: 00010293 [ 76.193989][ T8420] RAX: 0000000000000000 RBX: ffff8880178ac000 RCX: 0000000000000000 [ 76.202669][ T8420] RDX: ffff88801fa53800 RSI: ffffffff883b5f20 RDI: 0000000000000003 [ 76.210666][ T8420] RBP: ffff888021c50000 R08: 0000000000000000 R09: ffffc900017bfc30 [ 76.218634][ T8420] R10: ffffffff883b5f12 R11: 0000000000000002 R12: 0000000000000002 [ 76.226596][ T8420] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 76.234656][ T8420] ? cfg80211_change_iface+0xa02/0xf30 [ 76.240124][ T8420] ? cfg80211_change_iface+0xa10/0xf30 [ 76.245781][ T8420] ? cfg80211_change_iface+0xa10/0xf30 [ 76.251260][ T8420] __cfg80211_wext_siwmode+0x1bb/0x200 [ 76.256908][ T8420] ? __cfg80211_wext_giwname+0x50/0x50 [ 76.262466][ T8420] ? mutex_lock_io_nested+0xf60/0xf60 [ 76.267832][ T8420] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.274078][ T8420] ioctl_standard_call+0xcd/0x1f0 [ 76.279937][ T8420] ? __cfg80211_wext_giwname+0x50/0x50 [ 76.285414][ T8420] ? iw_handler_get_private+0x1a0/0x1a0 [ 76.291134][ T8420] ? __cfg80211_wext_giwname+0x50/0x50 [ 76.296592][ T8420] wireless_process_ioctl+0xc8/0x4c0 [ 76.301908][ T8420] ? call_commit_handler+0x120/0x120 [ 76.307358][ T8420] wext_handle_ioctl+0x26b/0x280 [ 76.313082][ T8420] ? compat_standard_call+0x340/0x340 [ 76.318497][ T8420] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 76.324402][ T8420] ? generic_block_fiemap+0x60/0x60 [ 76.329835][ T8420] ? __up_read+0x1a1/0x7b0 [ 76.334344][ T8420] sock_ioctl+0x410/0x6a0 [ 76.338685][ T8420] ? vlan_ioctl_set+0x30/0x30 [ 76.343365][ T8420] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 76.349817][ T8420] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.356166][ T8420] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.362428][ T8420] ? vlan_ioctl_set+0x30/0x30 [ 76.367117][ T8420] __x64_sys_ioctl+0x193/0x200 [ 76.371882][ T8420] do_syscall_64+0x2d/0x70 [ 76.376292][ T8420] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 76.382201][ T8420] RIP: 0033:0x441529 [ 76.386190][ T8420] 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 [ 76.406017][ T8420] RSP: 002b:00007ffd97527908 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 76.414453][ T8420] RAX: ffffffffffffffda RBX: 00007ffd97527930 RCX: 0000000000441529 [ 76.422420][ T8420] RDX: 0000000020000000 RSI: 0000000000008b06 RDI: 0000000000000003 [ 76.430452][ T8420] RBP: 0000000000000003 R08: 0000002200000000 R09: 0000002200000000 [ 76.438422][ T8420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 [ 76.446388][ T8420] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 76.455409][ T8420] Kernel Offset: disabled [ 76.459947][ T8420] Rebooting in 86400 seconds..