[....] Starting enhanced syslogd: rsyslogd[ 10.564261] audit: type=1400 audit(1513657475.736:5): avc: denied { syslog } for pid=2988 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1
[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
Starting mcstransd:
[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
Debian GNU/Linux 7 syzkaller ttyS0
syzkaller login: [ 15.296534] audit: type=1400 audit(1513657480.468:6): avc: denied { map } for pid=3129 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 'ci-upstream-kasan-gce-386-1,10.128.0.12' (ECDSA) to the list of known hosts.
[ 21.418309] audit: type=1400 audit(1513657486.590:7): avc: denied { map } for pid=3143 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16479 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
2017/12/19 04:24:46 parsed 1 programs
2017/12/19 04:24:46 executed programs: 0
[ 21.527473] audit: type=1400 audit(1513657486.699:8): avc: denied { map } for pid=3143 comm="syz-execprog" path="/root/syzkaller-shm021449971" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1
[ 21.608208] device syz0 entered promiscuous mode
[ 21.624068] ------------[ cut here ]------------
[ 21.628853] syz0: caps=(0x00000800000058c1, 0x0000000000000000) len=56 data_len=0 gso_size=3 gso_type=18 ip_summed=0
[ 21.639822] WARNING: CPU: 1 PID: 3152 at net/core/dev.c:2600 skb_warn_bad_offload+0x2bd/0x3c0
[ 21.648466] Kernel panic - not syncing: panic_on_warn set ...
[ 21.648466]
[ 21.655799] CPU: 1 PID: 3152 Comm: syz-executor0 Not tainted 4.15.0-rc4+ #138
[ 21.663042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 21.672362] Call Trace:
[ 21.674922] dump_stack+0x194/0x257
[ 21.678518] ? arch_local_irq_restore+0x53/0x53
[ 21.683157] ? vsnprintf+0x1ed/0x1900
[ 21.686937] panic+0x1e4/0x41c
[ 21.690106] ? refcount_error_report+0x214/0x214
[ 21.694826] ? show_regs_print_info+0x18/0x18
[ 21.699293] ? __warn+0x1c1/0x200
[ 21.702728] ? skb_warn_bad_offload+0x2bd/0x3c0
[ 21.707368] __warn+0x1dc/0x200
[ 21.710615] ? skb_warn_bad_offload+0x2bd/0x3c0
[ 21.715256] report_bug+0x211/0x2d0
[ 21.718867] fixup_bug.part.11+0x37/0x80
[ 21.722901] do_error_trap+0x2d7/0x3e0
[ 21.726758] ? math_error+0x400/0x400
[ 21.730522] ? vprintk_emit+0x3ea/0x590
[ 21.734463] ? retint_kernel+0x10/0x10
[ 21.738325] ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 21.743142] do_invalid_op+0x1b/0x20
[ 21.746821] invalid_op+0x22/0x40
[ 21.750245] RIP: 0010:skb_warn_bad_offload+0x2bd/0x3c0
[ 21.755486] RSP: 0018:ffff8801c986ef60 EFLAGS: 00010286
[ 21.760832] RAX: dffffc0000000008 RBX: ffff8801c9b68300 RCX: ffffffff8159a86e
[ 21.768075] RDX: 0000000000000000 RSI: 1ffff1003930dda7 RDI: ffff8801db517dd8
[ 21.775313] RBP: ffff8801c986efb8 R08: 1ffff1003930dd69 R09: 0000000000000000
[ 21.782552] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 21.789794] R13: ffff8801c9b68300 R14: ffff8801c9b61a20 R15: 0000000000000012
[ 21.797047] ? vprintk_func+0x5e/0xc0
[ 21.800830] __skb_gso_segment+0x612/0x800
[ 21.805046] ? skb_mac_gso_segment+0x660/0x660
[ 21.809602] ? sch_direct_xmit+0xc0/0x6d0
[ 21.813720] validate_xmit_skb+0x4ba/0xb20
[ 21.817922] ? netif_skb_features+0x8e0/0x8e0
[ 21.822390] ? do_raw_spin_trylock+0x190/0x190
[ 21.826938] ? lock_acquire+0x1d5/0x580
[ 21.830889] validate_xmit_skb_list+0xb7/0x120
[ 21.835443] sch_direct_xmit+0x3b6/0x6d0
[ 21.839477] ? dev_deactivate_queue.constprop.29+0x260/0x260
[ 21.845264] __dev_queue_xmit+0x16f4/0x2070
[ 21.849559] ? netdev_pick_tx+0x300/0x300
[ 21.853678] ? lock_release+0xa40/0xa40
[ 21.857621] ? trace_event_raw_event_sched_switch+0x800/0x800
[ 21.863472] ? refcount_add+0x24/0x60
[ 21.867241] ? skb_set_owner_w+0x232/0x330
[ 21.871447] ? __might_sleep+0x95/0x190
[ 21.875388] ? kasan_check_write+0x14/0x20
[ 21.879590] ? copyin+0x91/0xb0
[ 21.882841] ? _copy_from_iter+0x367/0xf30
[ 21.887046] ? __check_object_size+0x25d/0x4f0
[ 21.891598] ? check_stack_object+0x140/0x140
[ 21.896065] ? copy_page_to_iter+0xe10/0xe10
[ 21.900441] ? _copy_from_iter_full+0x22b/0xbb0
[ 21.905082] ? skb_copy_datagram_from_iter+0x3a5/0x5a0
[ 21.910324] ? iov_iter_advance+0x13f0/0x13f0
[ 21.914792] dev_queue_xmit+0x17/0x20
[ 21.918562] packet_sendmsg+0x3ab1/0x6060
[ 21.922680] ? find_held_lock+0x35/0x1d0
[ 21.926729] ? lock_downgrade+0x980/0x980
[ 21.931197] ? do_raw_spin_trylock+0x111/0x190
[ 21.935756] ? packet_cached_dev_get+0x2b0/0x2b0
[ 21.940483] ? avc_has_perm+0x43e/0x680
[ 21.944426] ? avc_has_perm_noaudit+0x520/0x520
[ 21.949064] ? get_futex_key+0x1d50/0x1d50
[ 21.953262] ? __lock_acquire+0x664/0x3e00
[ 21.957467] ? locks_remove_posix+0x510/0x800
[ 21.961932] ? find_held_lock+0x35/0x1d0
[ 21.965965] ? avc_has_perm+0x35e/0x680
[ 21.969908] ? sock_has_perm+0x29c/0x400
[ 21.973940] ? selinux_secmark_relabel_packet+0xc0/0xc0
[ 21.979284] ? exit_robust_list+0x240/0x240
[ 21.983585] ? security_socket_sendmsg+0x89/0xb0
[ 21.988306] ? packet_cached_dev_get+0x2b0/0x2b0
[ 21.993034] sock_sendmsg+0xca/0x110
[ 21.996727] sock_write_iter+0x31a/0x5d0
[ 22.000763] ? sock_sendmsg+0x110/0x110
[ 22.004712] ? iov_iter_init+0xaf/0x1d0
[ 22.008662] __vfs_write+0x684/0x970
[ 22.012349] ? kernel_read+0x120/0x120
[ 22.016202] ? bpf_fd_pass+0x280/0x280
[ 22.020063] ? _cond_resched+0x14/0x30
[ 22.023922] ? selinux_file_permission+0x82/0x460
[ 22.028743] ? rw_verify_area+0xe5/0x2b0
[ 22.032767] ? __fdget_raw+0x20/0x20
[ 22.036450] vfs_write+0x189/0x510
[ 22.039967] SyS_write+0xef/0x220
[ 22.043391] ? __do_page_fault+0x3d6/0xc90
[ 22.047593] ? SyS_read+0x220/0x220
[ 22.051195] ? do_fast_syscall_32+0x156/0xf9d
[ 22.055659] ? SyS_read+0x220/0x220
[ 22.059260] do_fast_syscall_32+0x3ee/0xf9d
[ 22.063554] ? do_int80_syscall_32+0x9d0/0x9d0
[ 22.068102] ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 22.072831] ? syscall_return_slowpath+0x2ad/0x550
[ 22.077727] ? prepare_exit_to_usermode+0x340/0x340
[ 22.082711] ? sysret32_from_system_call+0x5/0x3b
[ 22.087531] ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 22.092347] entry_SYSENTER_compat+0x54/0x63
[ 22.096727] RIP: 0023:0xf7fdcc79
[ 22.100056] RSP: 002b:00000000ffd819dc EFLAGS: 00000292 ORIG_RAX: 0000000000000004
[ 22.107730] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000204f0000
[ 22.114965] RDX: 0000000000000042 RSI: 0000000000000000 RDI: 0000000000000000
[ 22.122199] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 22.129434] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 22.136671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 22.144507] Dumping ftrace buffer:
[ 22.148069] (ftrace buffer empty)
[ 22.151743] Kernel Offset: disabled
[ 22.155341] Rebooting in 86400 seconds..