Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [ 9.067892][ T22] audit: type=1400 audit(1580913780.956:10): avc: denied { watch } for pid=1789 comm="restorecond" path="/root/.ssh" dev="sda1" ino=16179 scontext=system_u:system_r:kernel_t:s0 tcontext=unconfined_u:object_r:ssh_home_t:s0 tclass=dir permissive=1 [ 9.076998][ T22] audit: type=1400 audit(1580913780.956:11): avc: denied { watch } for pid=1789 comm="restorecond" path="/etc/selinux/restorecond.conf" dev="sda1" ino=2280 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 10.449984][ T22] audit: type=1400 audit(1580913782.336:12): avc: denied { map } for pid=1866 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.153' (ECDSA) to the list of known hosts. executing program [ 16.535550][ T22] audit: type=1400 audit(1580913788.426:13): avc: denied { map } for pid=1878 comm="syz-executor602" path="/root/syz-executor602640517" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 16.554871][ T22] audit: type=1400 audit(1580913788.446:14): avc: denied { prog_load } for pid=1880 comm="syz-executor602" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 executing program [ 16.578739][ T22] audit: type=1400 audit(1580913788.476:15): avc: denied { prog_run } for pid=1880 comm="syz-executor602" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 [ 16.602880][ T1881] BUG: unable to handle page fault for address: ffffed101a4e27ff [ 16.610665][ T1881] #PF: supervisor read access in kernel mode [ 16.616709][ T1881] #PF: error_code(0x0000) - not-present page [ 16.622780][ T1881] PGD 21fff7067 P4D 21fff7067 PUD 21fff6067 PMD 0 [ 16.629379][ T1881] Oops: 0000 [#1] PREEMPT SMP KASAN [ 16.634811][ T1881] CPU: 1 PID: 1881 Comm: syz-executor602 Not tainted 5.4.17-syzkaller-00004-g550c85b1ec3e #0 [ 16.645030][ T1881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 16.655323][ T1881] RIP: 0010:do_xdp_generic+0x603/0x1500 [ 16.660857][ T1881] Code: 00 00 00 00 fc ff df 42 80 3c 30 00 74 05 e8 74 95 96 fe 4c 89 a4 24 d8 00 00 00 4c 89 ac 24 18 01 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 ff e8 ae 94 96 fe 49 8b 37 83 e6 01 31 [ 16.680793][ T1881] RSP: 0018:ffff8881d0b17680 EFLAGS: 00010a07 [ 16.686844][ T1881] RAX: 1ffff1101a4e27ff RBX: ffff8881d0b17788 RCX: 1ffff1103a162ef1 [ 16.694826][ T1881] RDX: ffff8881d1b5e574 RSI: 0000000000000000 RDI: ffff8881d0b17798 [ 16.703082][ T1881] RBP: ffff8881d0b17830 R08: ffffffff82da457b R09: ffffed103a4e085d [ 16.711047][ T1881] R10: ffffed103a4e085d R11: 0000000000000000 R12: ffff8880d270413a [ 16.719006][ T1881] R13: ffff8881d2704000 R14: dffffc0000000000 R15: ffff8880d2713fff [ 16.726967][ T1881] FS: 00000000019db880(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000 [ 16.735892][ T1881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.742616][ T1881] CR2: ffffed101a4e27ff CR3: 00000001d067b003 CR4: 00000000001606e0 [ 16.750604][ T1881] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 16.758568][ T1881] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 16.766664][ T1881] Call Trace: [ 16.769941][ T1881] ? __kasan_check_write+0x14/0x20 [ 16.775909][ T1881] ? _copy_from_iter+0x886/0xaa0 [ 16.780844][ T1881] ? generic_xdp_tx+0x4f0/0x4f0 [ 16.785685][ T1881] ? tun_get_user+0x3d10/0x3d10 [ 16.790742][ T1881] tun_get_user+0x2498/0x3d10 [ 16.795437][ T1881] ? __kasan_check_read+0x11/0x20 [ 16.800811][ T1881] ? __alloc_pages_nodemask+0x52d/0x3010 [ 16.807566][ T1881] ? tun_do_read+0x1f10/0x1f10 [ 16.812346][ T1881] ? file_remove_privs+0x630/0x630 [ 16.818072][ T1881] ? pipe_write+0x1005/0x1220 [ 16.822876][ T1881] ? __rcu_read_lock+0x50/0x50 [ 16.827712][ T1881] ? __rcu_read_lock+0x50/0x50 [ 16.832558][ T1881] ? __memcg_kmem_charge_memcg+0x340/0x340 [ 16.838372][ T1881] tun_chr_write_iter+0x134/0x1c0 [ 16.843390][ T1881] do_iter_readv_writev+0x5fa/0x890 [ 16.848565][ T1881] ? vfs_dedupe_file_range+0xa00/0xa00 [ 16.854110][ T1881] ? security_file_permission+0x157/0x350 [ 16.859824][ T1881] ? rw_verify_area+0x1c2/0x360 [ 16.864664][ T1881] do_iter_write+0x180/0x590 [ 16.869251][ T1881] do_writev+0x2cd/0x560 [ 16.873492][ T1881] ? do_readv+0x400/0x400 [ 16.877940][ T1881] ? __up_read+0x6f/0x1b0 [ 16.882250][ T1881] ? __down_read+0x240/0x240 [ 16.886848][ T1881] ? do_user_addr_fault+0x6b7/0xb50 [ 16.892276][ T1881] __x64_sys_writev+0x7d/0x90 [ 16.896934][ T1881] do_syscall_64+0xc0/0x100 [ 16.901474][ T1881] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 16.907359][ T1881] RIP: 0033:0x4420c0 [ 16.911272][ T1881] Code: 05 48 3d 01 f0 ff ff 0f 83 5d 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d 51 8f 29 00 00 75 14 b8 14 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 34 09 fc ff c3 48 83 ec 08 e8 ba 2b 00 00 [ 16.930954][ T1881] RSP: 002b:00007ffd32b80c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 16.939472][ T1881] RAX: ffffffffffffffda RBX: 00007ffd32b80c20 RCX: 00000000004420c0 [ 16.947556][ T1881] RDX: 0000000000000001 RSI: 00007ffd32b80c50 RDI: 00000000000000f0 [ 16.955690][ T1881] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000004 [ 16.963658][ T1881] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000040a0 [ 16.971706][ T1881] R13: 0000000000402f10 R14: 0000000000000000 R15: 0000000000000000 [ 16.979802][ T1881] Modules linked in: [ 16.983803][ T1881] CR2: ffffed101a4e27ff [ 16.988024][ T1881] ---[ end trace dcc58d9732d66870 ]--- [ 16.993464][ T1881] RIP: 0010:do_xdp_generic+0x603/0x1500 [ 16.999092][ T1881] Code: 00 00 00 00 fc ff df 42 80 3c 30 00 74 05 e8 74 95 96 fe 4c 89 a4 24 d8 00 00 00 4c 89 ac 24 18 01 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 ff e8 ae 94 96 fe 49 8b 37 83 e6 01 31 [ 17.018740][ T1881] RSP: 0018:ffff8881d0b17680 EFLAGS: 00010a07 [ 17.024836][ T1881] RAX: 1ffff1101a4e27ff RBX: ffff8881d0b17788 RCX: 1ffff1103a162ef1 [ 17.032936][ T1881] RDX: ffff8881d1b5e574 RSI: 0000000000000000 RDI: ffff8881d0b17798 [ 17.041082][ T1881] RBP: ffff8881d0b17830 R08: ffffffff82da457b R09: ffffed103a4e085d [ 17.049172][ T1881] R10: ffffed103a4e085d R11: 0000000000000000 R12: ffff8880d270413a [ 17.057215][ T1881] R13: ffff8881d2704000 R14: dffffc0000000000 R15: ffff8880d2713fff [ 17.065367][ T1881] FS: 00000000019db880(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000 [ 17.074376][ T1881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.081467][ T1881] CR2: ffffed101a4e27ff CR3: 00000001d067b003 CR4: 00000000001606e0 [ 17.089432][ T1881] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 17.097608][ T1881] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 17.105576][ T1881] Kernel panic - not syncing: Fatal exception in interrupt [ 17.114988][ T1881] Kernel Offset: disabled [ 17.119488][ T1881] Rebooting in 86400 seconds..