Warning: Permanently added '10.128.1.57' (ECDSA) to the list of known hosts. 2019/08/18 16:42:21 parsed 1 programs 2019/08/18 16:42:22 executed programs: 0 [ 37.323316] audit: type=1400 audit(1566146542.987:5): avc: denied { associate } for pid=2067 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 37.662311] ------------[ cut here ]------------ [ 37.667113] kernel BUG at ./include/linux/skbuff.h:1294! [ 37.672538] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 37.677873] Modules linked in: [ 37.681335] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.9.189+ #2 [ 37.687540] task: 000000009c99af3c task.stack: 0000000017229600 [ 37.693577] RIP: 0010:[] [<00000000dce49bfb>] tcp_fragment+0x1266/0x1390 [ 37.702176] RSP: 0018:ffff8801db607b90 EFLAGS: 00010206 [ 37.707601] RAX: ffffffff83031180 RBX: ffff8801d0fa8000 RCX: 1ffff1003a1f507d [ 37.714851] RDX: 0000000000000100 RSI: ffffffff8252ae16 RDI: ffff8801cb91e008 [ 37.722103] RBP: ffff8801db607be0 R08: 0000000002080020 R09: ffff8801cb91e028 [ 37.729346] R10: ffff88021fffd010 R11: 0000000931820533 R12: 0000000000000000 [ 37.736589] R13: ffff8801d0fa81f0 R14: ffff8801cb91e000 R15: ffff8801d0fa8244 [ 37.743837] FS: 0000000000000000(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000 [ 37.752187] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.758218] CR2: 000000000075c000 CR3: 00000001ccf41000 CR4: 00000000001606b0 [ 37.765472] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.772714] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.779955] Stack: [ 37.782077] ffff8801cb91e000 ffff8801d0fa81f0 ffff8801cb91e078 ffff880102080020 [ 37.790073] 000068000000ffcb 0000000000006800 ffff8801d0fa8000 ffff8801cb91e000 [ 37.798070] 000000000000ffcb ffff8801cb91e034 ffff8801db607c30 ffffffff8253e775 [ 37.806229] Call Trace: [ 37.808787] [ 37.810833] [<0000000082478bad>] tcp_write_wakeup+0x345/0x5b0 [ 37.816804] [<000000002d0bf17e>] tcp_send_probe0+0x4b/0x400 [ 37.822575] [<00000000fa9e25d9>] tcp_write_timer_handler+0x6a0/0x7a0 [ 37.829145] [<00000000714b4332>] tcp_write_timer+0xc5/0x190 [ 37.834919] [<0000000098741417>] call_timer_fn+0x167/0x6d0 [ 37.840601] [<00000000c132437b>] ? call_timer_fn+0xde/0x6d0 [ 37.846453] [<000000000b3af17a>] ? free_object+0x2b0/0x2b0 [ 37.852155] [<000000009a4c881e>] ? tcp_write_timer_handler+0x7a0/0x7a0 [ 37.858881] [<0000000018cd74b8>] ? process_timeout+0x20/0x20 [ 37.864756] [<00000000eef1cc85>] ? _raw_spin_unlock_irq+0x28/0x60 [ 37.871096] [<000000009a4c881e>] ? tcp_write_timer_handler+0x7a0/0x7a0 [ 37.877831] [<00000000396a616f>] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 37.884651] [<000000009a4c881e>] ? tcp_write_timer_handler+0x7a0/0x7a0 [ 37.891385] [<000000001adba2e1>] expire_timers+0x25b/0x5c0 [ 37.897078] [<00000000cbdba980>] run_timer_softirq+0x1ff/0x620 [ 37.903238] [<00000000bcf031a6>] ? expire_timers+0x5c0/0x5c0 [ 37.909109] [<00000000405128a0>] ? check_preemption_disabled+0x3c/0x200 [ 37.915925] [<00000000405128a0>] ? check_preemption_disabled+0x3c/0x200 [ 37.922742] [<00000000f1b4376c>] __do_softirq+0x22d/0x964 [ 37.928342] [<000000007b06710c>] ? hrtimer_interrupt+0x34b/0x450 [ 37.934551] [<00000000405128a0>] ? check_preemption_disabled+0x3c/0x200 [ 37.941460] [<000000003833b5c8>] irq_exit+0x119/0x160 [ 37.946718] [<00000000897f08f9>] smp_apic_timer_interrupt+0x7e/0xb0 [ 37.953190] [<0000000079ddb20e>] apic_timer_interrupt+0xa5/0xb0 [ 37.959313] [ 37.961361] [<00000000b980f689>] ? native_safe_halt+0x41/0x60 [ 37.967385] [<00000000ebed6e30>] ? trace_hardirqs_on+0xd/0x10 [ 37.973341] [<000000003914ea8f>] default_idle+0x56/0x370 [ 37.978924] [<00000000b6a7289f>] arch_cpu_idle+0x10/0x20 [ 37.984452] [<00000000ad292c9c>] default_idle_call+0x36/0x60 [ 37.990364] [<0000000088fcdf05>] cpu_startup_entry+0x283/0x3a0 [ 37.996414] [<000000005aa13639>] ? cpu_in_idle+0x20/0x20 [ 38.001929] [<00000000dea56fda>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 38.008883] [<000000004e23bf1e>] rest_init+0x18b/0x194 [ 38.014233] [<0000000034a9955f>] ? trace_event_define_fields_x86_irq_vector+0x2c/0x2c [ 38.022267] [<00000000aa8e6b6b>] start_kernel+0x61e/0x652 [ 38.027870] [<000000004899ff6b>] ? thread_stack_cache_init+0xb/0xb [ 38.034256] [<000000009a0fde53>] ? early_idt_handler_array+0x120/0x120 [ 38.040985] [<0000000006bc08b1>] x86_64_start_reservations+0x29/0x2b [ 38.047663] [<0000000077b9ab22>] x86_64_start_kernel+0x137/0x15a [ 38.053867] Code: c1 ea 03 80 3c 02 00 0f 85 3a 01 00 00 4c 8b ab f8 01 00 00 ba 00 00 00 00 4c 3b 6d b8 4c 0f 44 ea e9 f9 fc ff ff e8 5a 75 df fe <0f> 0b e8 93 36 fd fe e9 6e f0 ff ff e8 89 36 fd fe e9 68 f3 ff [ 38.080914] RIP [<00000000dce49bfb>] tcp_fragment+0x1266/0x1390 [ 38.087163] RSP [ 38.090965] ---[ end trace 64fa40c9aa66a80d ]--- [ 38.095715] Kernel panic - not syncing: Fatal exception in interrupt [ 38.102603] Kernel Offset: disabled [ 38.106231] Rebooting in 86400 seconds..