[....] Starting enhanced syslogd: rsyslogd[ 10.405583] audit: type=1400 audit(1513039943.550:4): avc: denied { syslog } for pid=3170 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[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] 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 Warning: Permanently added 'ci-android-49-kasan-gce-8,10.128.0.55' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 33.981564] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3343 [ 33.982842] caller is __this_cpu_preempt_check+0x1c/0x20 [ 33.983565] CPU: 0 PID: 3343 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 33.984583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.985803] ffff8801c735f6d8 ffffffff81d90889 0000000000000000 ffffffff83c17800 [ 33.986954] ffffffff83f42ec0 ffff8801c7349800 0000000000000003 ffff8801c735f718 [ 33.988158] ffffffff81df7854 ffff8801c735f730 ffffffff83f42ec0 dffffc0000000000 [ 33.989292] Call Trace: [ 33.989651] [] dump_stack+0xc1/0x128 [ 33.990363] [] check_preemption_disabled+0x1d4/0x200 [ 33.991289] [] __this_cpu_preempt_check+0x1c/0x20 [ 33.992147] [] ipcomp_init_state+0x188/0x930 [ 33.992948] [] ? __lock_is_held+0xa1/0xf0 [ 33.993727] [] ipcomp4_init_state+0xb0/0x7d0 [ 33.994525] [] __xfrm_init_state+0x3e7/0xb30 [ 33.995322] [] xfrm_init_state+0x1a/0x20 [ 33.996078] [] pfkey_add+0x1fb9/0x3470 [ 33.996813] [] ? pfkey_delete+0x360/0x360 [ 33.997579] [] ? pfkey_seq_stop+0x80/0x80 [ 33.998345] [] ? __skb_clone+0x24a/0x7d0 [ 33.999096] [] ? pfkey_delete+0x360/0x360 [ 33.999861] [] pfkey_process+0x61e/0x730 [ 34.000625] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.001525] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.002423] [] pfkey_sendmsg+0x3a9/0x760 [ 34.008100] [] ? pfkey_spdget+0x820/0x820 [ 34.013866] [] sock_sendmsg+0xca/0x110 [ 34.019369] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.025138] [] ? copy_msghdr_from_user+0x550/0x550 [ 34.031682] [] ? __lru_cache_add+0x187/0x250 [ 34.037707] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 34.044773] [] ? _raw_spin_unlock+0x2c/0x50 [ 34.050725] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 34.057798] [] ? handle_mm_fault+0x6ee/0x2530 [ 34.063908] [] ? __lock_is_held+0xa1/0xf0 [ 34.069672] [] ? __pmd_alloc+0x410/0x410 [ 34.075350] [] ? __fget_light+0x158/0x1e0 [ 34.081112] [] ? __fdget+0x18/0x20 [ 34.086268] [] __sys_sendmsg+0xd6/0x190 [ 34.091857] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.097622] [] ? __do_page_fault+0x5ec/0xd40 [ 34.103644] [] ? __do_page_fault+0x3bd/0xd40 [ 34.109668] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.116482] [] SyS_sendmsg+0x2d/0x50 [ 34.121812] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 34.129643] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3341 [ 34.138350] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.143768] CPU: 1 PID: 3341 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 34.151525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.160852] ffff8801c73276d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 34.168820] ffffffff83f42ec0 ffff8801c73fe000 0000000000000003 ffff8801c7327718 [ 34.176790] ffffffff81df7854 ffff8801c7327730 ffffffff83f42ec0 dffffc0000000000 [ 34.184741] Call Trace: [ 34.187301] [] dump_stack+0xc1/0x128 [ 34.192634] [] check_preemption_disabled+0x1d4/0x200 [ 34.199369] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.205830] [] ipcomp_init_state+0x188/0x930 [ 34.211861] [] ? __lock_is_held+0xa1/0xf0 [ 34.217636] [] ipcomp4_init_state+0xb0/0x7d0 [ 34.223663] [] __xfrm_init_state+0x3e7/0xb30 [ 34.229690] [] xfrm_init_state+0x1a/0x20 [ 34.235367] [] pfkey_add+0x1fb9/0x3470 [ 34.240870] [] ? pfkey_delete+0x360/0x360 [ 34.246641] [] ? pfkey_seq_stop+0x80/0x80 [ 34.252406] [] ? __skb_clone+0x24a/0x7d0 [ 34.258082] [] ? pfkey_delete+0x360/0x360 [ 34.263853] [] pfkey_process+0x61e/0x730 [ 34.269529] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.276334] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.283141] [] pfkey_sendmsg+0x3a9/0x760 [ 34.288816] [] ? pfkey_spdget+0x820/0x820 [ 34.294581] [] sock_sendmsg+0xca/0x110 [ 34.300083] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.305847] [] ? copy_msghdr_from_user+0x550/0x550 [ 34.312395] [] ? __lru_cache_add+0x187/0x250 [ 34.318425] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 34.325494] [] ? _raw_spin_unlock+0x2c/0x50 [ 34.331430] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 34.338496] [] ? handle_mm_fault+0x6ee/0x2530 [ 34.344607] [] ? __lock_is_held+0xa1/0xf0 [ 34.350373] [] ? __pmd_alloc+0x410/0x410 [ 34.356050] [] ? __fget_light+0x158/0x1e0 [ 34.361814] [] ? __fdget+0x18/0x20 [ 34.366976] [] __sys_sendmsg+0xd6/0x190 [ 34.372566] [] ? SyS_shutdown+0x1b0/0x1b0 executing program executing program [ 34.378331] [] ? __do_page_fault+0x5ec/0xd40 [ 34.384357] [] ? __do_page_fault+0x3bd/0xd40 [ 34.390384] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.397190] [] SyS_sendmsg+0x2d/0x50 [ 34.402522] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 34.409662] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3340 [ 34.418346] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.423844] CPU: 1 PID: 3340 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 34.431606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.440933] ffff8801c731f6d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 34.448884] ffffffff83f42ec0 ffff8801c73fc800 0000000000000003 ffff8801c731f718 [ 34.456862] ffffffff81df7854 ffff8801c731f730 ffffffff83f42ec0 dffffc0000000000 [ 34.464831] Call Trace: [ 34.467397] [] dump_stack+0xc1/0x128 [ 34.472727] [] check_preemption_disabled+0x1d4/0x200 [ 34.479446] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.485904] [] ipcomp_init_state+0x188/0x930 [ 34.491927] [] ? __lock_is_held+0xa1/0xf0 [ 34.497702] [] ipcomp4_init_state+0xb0/0x7d0 [ 34.503728] [] __xfrm_init_state+0x3e7/0xb30 [ 34.509760] [] xfrm_init_state+0x1a/0x20 [ 34.515441] [] pfkey_add+0x1fb9/0x3470 [ 34.520954] [] ? pfkey_delete+0x360/0x360 [ 34.526724] [] ? pfkey_seq_stop+0x80/0x80 [ 34.532490] [] ? __skb_clone+0x24a/0x7d0 [ 34.538165] [] ? pfkey_delete+0x360/0x360 [ 34.543929] [] pfkey_process+0x61e/0x730 [ 34.549693] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.556500] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.563303] [] pfkey_sendmsg+0x3a9/0x760 [ 34.568979] [] ? pfkey_spdget+0x820/0x820 [ 34.574741] [] sock_sendmsg+0xca/0x110 [ 34.580242] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.586005] [] ? copy_msghdr_from_user+0x550/0x550 [ 34.592555] [] ? __lru_cache_add+0x187/0x250 [ 34.598579] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 34.605653] [] ? _raw_spin_unlock+0x2c/0x50 [ 34.611590] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 34.618670] [] ? handle_mm_fault+0x6ee/0x2530 [ 34.624783] [] ? __lock_is_held+0xa1/0xf0 [ 34.630549] [] ? __pmd_alloc+0x410/0x410 [ 34.636225] [] ? __fget_light+0x158/0x1e0 [ 34.641989] [] ? __fdget+0x18/0x20 [ 34.647146] [] __sys_sendmsg+0xd6/0x190 [ 34.652734] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.658501] [] ? __do_page_fault+0x5ec/0xd40 [ 34.664523] [] ? __do_page_fault+0x3bd/0xd40 [ 34.670549] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.677353] [] SyS_sendmsg+0x2d/0x50 executing program [ 34.682687] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 34.689712] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3339 [ 34.698490] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.703943] CPU: 1 PID: 3339 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 34.711709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.721037] ffff8801c73176d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 34.728998] ffffffff83f42ec0 ffff8801c73fb000 0000000000000003 ffff8801c7317718 [ 34.736951] ffffffff81df7854 ffff8801c7317730 ffffffff83f42ec0 dffffc0000000000 [ 34.744917] Call Trace: [ 34.747478] [] dump_stack+0xc1/0x128 [ 34.752810] [] check_preemption_disabled+0x1d4/0x200 [ 34.759529] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.765992] [] ipcomp_init_state+0x188/0x930 [ 34.772038] [] ? __lock_is_held+0xa1/0xf0 [ 34.777805] [] ipcomp4_init_state+0xb0/0x7d0 [ 34.783832] [] __xfrm_init_state+0x3e7/0xb30 [ 34.789854] [] xfrm_init_state+0x1a/0x20 [ 34.795537] [] pfkey_add+0x1fb9/0x3470 [ 34.801039] [] ? pfkey_delete+0x360/0x360 [ 34.806801] [] ? pfkey_seq_stop+0x80/0x80 [ 34.812564] [] ? __skb_clone+0x24a/0x7d0 [ 34.818252] [] ? pfkey_delete+0x360/0x360 [ 34.824015] [] pfkey_process+0x61e/0x730 [ 34.829715] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.836530] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.843361] [] pfkey_sendmsg+0x3a9/0x760 [ 34.849036] [] ? pfkey_spdget+0x820/0x820 [ 34.854803] [] sock_sendmsg+0xca/0x110 [ 34.860306] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.866071] [] ? copy_msghdr_from_user+0x550/0x550 [ 34.872620] [] ? __lru_cache_add+0x187/0x250 [ 34.878660] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 34.885727] [] ? _raw_spin_unlock+0x2c/0x50 [ 34.891665] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 34.898734] [] ? handle_mm_fault+0x6ee/0x2530 [ 34.904849] [] ? __lock_is_held+0xa1/0xf0 [ 34.910623] [] ? __pmd_alloc+0x410/0x410 [ 34.916301] [] ? __fget_light+0x158/0x1e0 [ 34.922064] [] ? __fdget+0x18/0x20 [ 34.927219] [] __sys_sendmsg+0xd6/0x190 executing program [ 34.932808] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.938577] [] ? __do_page_fault+0x5ec/0xd40 [ 34.944611] [] ? __do_page_fault+0x3bd/0xd40 [ 34.950636] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.957442] [] SyS_sendmsg+0x2d/0x50 [ 34.962774] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 34.969571] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3338 [ 34.978340] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.983766] CPU: 1 PID: 3338 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 34.991522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.000845] ffff8801c730f6d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 35.008796] ffffffff83f42ec0 ffff8801c73f9800 0000000000000003 ffff8801c730f718 [ 35.016749] ffffffff81df7854 ffff8801c730f730 ffffffff83f42ec0 dffffc0000000000 [ 35.024699] Call Trace: [ 35.027254] [] dump_stack+0xc1/0x128 [ 35.032583] [] check_preemption_disabled+0x1d4/0x200 [ 35.039299] [] __this_cpu_preempt_check+0x1c/0x20 [ 35.045755] [] ipcomp_init_state+0x188/0x930 [ 35.051779] [] ? __lock_is_held+0xa1/0xf0 [ 35.057544] [] ipcomp4_init_state+0xb0/0x7d0 [ 35.063575] [] __xfrm_init_state+0x3e7/0xb30 [ 35.069598] [] xfrm_init_state+0x1a/0x20 [ 35.075281] [] pfkey_add+0x1fb9/0x3470 [ 35.080788] [] ? pfkey_delete+0x360/0x360 [ 35.086555] [] ? pfkey_seq_stop+0x80/0x80 [ 35.092322] [] ? __skb_clone+0x24a/0x7d0 [ 35.098001] [] ? pfkey_delete+0x360/0x360 [ 35.103774] [] pfkey_process+0x61e/0x730 [ 35.109452] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 35.116259] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.123070] [] pfkey_sendmsg+0x3a9/0x760 [ 35.128747] [] ? pfkey_spdget+0x820/0x820 [ 35.134513] [] sock_sendmsg+0xca/0x110 [ 35.140020] [] ___sys_sendmsg+0x6d1/0x7e0 [ 35.145791] [] ? copy_msghdr_from_user+0x550/0x550 [ 35.152338] [] ? __lru_cache_add+0x187/0x250 [ 35.158364] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 35.165440] [] ? _raw_spin_unlock+0x2c/0x50 [ 35.171377] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 35.178443] [] ? handle_mm_fault+0x6ee/0x2530 [ 35.184553] [] ? __lock_is_held+0xa1/0xf0 [ 35.190316] [] ? __pmd_alloc+0x410/0x410 [ 35.195991] [] ? __fget_light+0x158/0x1e0 [ 35.201752] [] ? __fdget+0x18/0x20 [ 35.206912] [] __sys_sendmsg+0xd6/0x190 [ 35.212500] [] ? SyS_shutdown+0x1b0/0x1b0 [ 35.218268] [] ? __do_page_fault+0x5ec/0xd40 [ 35.224291] [] ? __do_page_fault+0x3bd/0xd40 executing program [ 35.230315] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.237119] [] SyS_sendmsg+0x2d/0x50 [ 35.242449] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 35.249182] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3337 [ 35.257921] caller is __this_cpu_preempt_check+0x1c/0x20 [ 35.263341] CPU: 1 PID: 3337 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 35.271099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.280423] ffff8801c73076d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 35.288370] ffffffff83f42ec0 ffff8801c73f8000 0000000000000003 ffff8801c7307718 [ 35.296318] ffffffff81df7854 ffff8801c7307730 ffffffff83f42ec0 dffffc0000000000 [ 35.304268] Call Trace: [ 35.306821] [] dump_stack+0xc1/0x128 [ 35.312151] [] check_preemption_disabled+0x1d4/0x200 [ 35.318870] [] __this_cpu_preempt_check+0x1c/0x20 [ 35.325330] [] ipcomp_init_state+0x188/0x930 [ 35.331355] [] ? __lock_is_held+0xa1/0xf0 [ 35.337122] [] ipcomp4_init_state+0xb0/0x7d0 [ 35.343145] [] __xfrm_init_state+0x3e7/0xb30 [ 35.349169] [] xfrm_init_state+0x1a/0x20 [ 35.354846] [] pfkey_add+0x1fb9/0x3470 [ 35.360348] [] ? pfkey_delete+0x360/0x360 [ 35.366109] [] ? pfkey_seq_stop+0x80/0x80 [ 35.371872] [] ? __skb_clone+0x24a/0x7d0 [ 35.377549] [] ? pfkey_delete+0x360/0x360 [ 35.383310] [] pfkey_process+0x61e/0x730 [ 35.388985] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 35.395790] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.402594] [] pfkey_sendmsg+0x3a9/0x760 [ 35.408271] [] ? pfkey_spdget+0x820/0x820 [ 35.414036] [] sock_sendmsg+0xca/0x110 [ 35.419539] [] ___sys_sendmsg+0x6d1/0x7e0 [ 35.425310] [] ? copy_msghdr_from_user+0x550/0x550 [ 35.431858] [] ? __lru_cache_add+0x187/0x250 [ 35.437884] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 35.444951] [] ? _raw_spin_unlock+0x2c/0x50 [ 35.450886] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 35.457954] [] ? handle_mm_fault+0x6ee/0x2530 [ 35.464073] [] ? __lock_is_held+0xa1/0xf0 [ 35.469837] [] ? __pmd_alloc+0x410/0x410 [ 35.475518] [] ? __fget_light+0x158/0x1e0 [ 35.481281] [] ? __fdget+0x18/0x20 executing program [ 35.486446] [] __sys_sendmsg+0xd6/0x190 [ 35.492036] [] ? SyS_shutdown+0x1b0/0x1b0 [ 35.497816] [] ? __do_page_fault+0x5ec/0xd40 [ 35.503841] [] ? __do_page_fault+0x3bd/0xd40 [ 35.509869] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.516678] [] SyS_sendmsg+0x2d/0x50 [ 35.522011] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 35.528763] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3336 [ 35.537526] caller is __this_cpu_preempt_check+0x1c/0x20 [ 35.542951] CPU: 1 PID: 3336 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 35.550710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.560032] ffff8801c73f76d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 35.567986] ffffffff83f42ec0 ffff8801c94be000 0000000000000003 ffff8801c73f7718 [ 35.575953] ffffffff81df7854 ffff8801c73f7730 ffffffff83f42ec0 dffffc0000000000 [ 35.583903] Call Trace: [ 35.586460] [] dump_stack+0xc1/0x128 [ 35.591793] [] check_preemption_disabled+0x1d4/0x200 [ 35.598527] [] __this_cpu_preempt_check+0x1c/0x20 [ 35.604985] [] ipcomp_init_state+0x188/0x930 [ 35.611011] [] ? __lock_is_held+0xa1/0xf0 [ 35.616775] [] ipcomp4_init_state+0xb0/0x7d0 [ 35.622799] [] __xfrm_init_state+0x3e7/0xb30 [ 35.628823] [] xfrm_init_state+0x1a/0x20 [ 35.634514] [] pfkey_add+0x1fb9/0x3470 [ 35.640015] [] ? pfkey_delete+0x360/0x360 [ 35.645777] [] ? pfkey_seq_stop+0x80/0x80 [ 35.651542] [] ? __skb_clone+0x24a/0x7d0 [ 35.657217] [] ? pfkey_delete+0x360/0x360 [ 35.662980] [] pfkey_process+0x61e/0x730 [ 35.669123] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 35.675936] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.682756] [] pfkey_sendmsg+0x3a9/0x760 [ 35.688433] [] ? pfkey_spdget+0x820/0x820 [ 35.694198] [] sock_sendmsg+0xca/0x110 [ 35.699711] [] ___sys_sendmsg+0x6d1/0x7e0 [ 35.705473] [] ? copy_msghdr_from_user+0x550/0x550 [ 35.712021] [] ? __lru_cache_add+0x187/0x250 [ 35.718052] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 35.725121] [] ? _raw_spin_unlock+0x2c/0x50 [ 35.731069] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 35.738138] [] ? handle_mm_fault+0x6ee/0x2530 [ 35.744247] [] ? __lock_is_held+0xa1/0xf0 [ 35.750012] [] ? __pmd_alloc+0x410/0x410 [ 35.755688] [] ? __fget_light+0x158/0x1e0 [ 35.761449] [] ? __fdget+0x18/0x20 [ 35.766621] [] __sys_sendmsg+0xd6/0x190 [ 35.772211] [] ? SyS_shutdown+0x1b0/0x1b0 [ 35.777986] [] ? __do_page_fault+0x5ec/0xd40 executing program [ 35.784008] [] ? __do_page_fault+0x3bd/0xd40 [ 35.790034] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.796839] [] SyS_sendmsg+0x2d/0x50 [ 35.802183] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 35.808921] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3342 [ 35.817613] caller is __this_cpu_preempt_check+0x1c/0x20 [ 35.823127] CPU: 1 PID: 3342 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 35.830895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.840223] ffff8801c73576d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 35.848175] ffffffff83f42ec0 ffff8801c7348000 0000000000000003 ffff8801c7357718 [ 35.856130] ffffffff81df7854 ffff8801c7357730 ffffffff83f42ec0 dffffc0000000000 [ 35.864084] Call Trace: [ 35.866654] [] dump_stack+0xc1/0x128 [ 35.871985] [] check_preemption_disabled+0x1d4/0x200 [ 35.878707] [] __this_cpu_preempt_check+0x1c/0x20 [ 35.885167] [] ipcomp_init_state+0x188/0x930 [ 35.891191] [] ? __lock_is_held+0xa1/0xf0 [ 35.896956] [] ipcomp4_init_state+0xb0/0x7d0 [ 35.902980] [] __xfrm_init_state+0x3e7/0xb30 [ 35.909003] [] xfrm_init_state+0x1a/0x20 [ 35.914680] [] pfkey_add+0x1fb9/0x3470 [ 35.920185] [] ? pfkey_delete+0x360/0x360 [ 35.925950] [] ? pfkey_seq_stop+0x80/0x80 [ 35.931715] [] ? __skb_clone+0x24a/0x7d0 [ 35.937390] [] ? pfkey_delete+0x360/0x360 [ 35.943153] [] pfkey_process+0x61e/0x730 [ 35.948831] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 35.955635] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.962438] [] pfkey_sendmsg+0x3a9/0x760 [ 35.968113] [] ? pfkey_spdget+0x820/0x820 [ 35.973877] [] sock_sendmsg+0xca/0x110 [ 35.979379] [] ___sys_sendmsg+0x6d1/0x7e0 [ 35.985143] [] ? copy_msghdr_from_user+0x550/0x550 [ 35.991689] [] ? __lru_cache_add+0x187/0x250 [ 35.997713] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 36.004779] [] ? _raw_spin_unlock+0x2c/0x50 [ 36.010714] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 36.017779] [] ? handle_mm_fault+0x6ee/0x2530 [ 36.023888] [] ? __lock_is_held+0xa1/0xf0 [ 36.029650] [] ? __pmd_alloc+0x410/0x410 executing program [ 36.035327] [] ? __fget_light+0x158/0x1e0 [ 36.041087] [] ? __fdget+0x18/0x20 [ 36.046241] [] __sys_sendmsg+0xd6/0x190 [ 36.051830] [] ? SyS_shutdown+0x1b0/0x1b0 [ 36.057596] [] ? __do_page_fault+0x5ec/0xd40 [ 36.063618] [] ? __do_page_fault+0x3bd/0xd40 [ 36.069640] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 36.076443] [] SyS_sendmsg+0x2d/0x50 [ 36.081772] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 36.088789] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3343 [ 36.097501] caller is __this_cpu_preempt_check+0x1c/0x20 [ 36.102928] CPU: 0 PID: 3343 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 36.110698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.120018] ffff8801c735f6d8 ffffffff81d90889 0000000000000000 ffffffff83c17800 [ 36.127964] ffffffff83f42ec0 ffff8801c7349800 0000000000000003 ffff8801c735f718 [ 36.135913] ffffffff81df7854 ffff8801c735f730 ffffffff83f42ec0 dffffc0000000000 [ 36.143867] Call Trace: [ 36.146423] [] dump_stack+0xc1/0x128 [ 36.151754] [] check_preemption_disabled+0x1d4/0x200 [ 36.158469] [] __this_cpu_preempt_check+0x1c/0x20 [ 36.164926] [] ipcomp_init_state+0x188/0x930 [ 36.170948] [] ? __lock_is_held+0xa1/0xf0 [ 36.176713] [] ipcomp4_init_state+0xb0/0x7d0 [ 36.182735] [] __xfrm_init_state+0x3e7/0xb30 [ 36.188758] [] xfrm_init_state+0x1a/0x20 [ 36.194434] [] pfkey_add+0x1fb9/0x3470 [ 36.199935] [] ? pfkey_delete+0x360/0x360 [ 36.205694] [] ? pfkey_seq_stop+0x80/0x80 [ 36.211458] [] ? __skb_clone+0x24a/0x7d0 [ 36.217130] [] ? pfkey_delete+0x360/0x360 [ 36.222903] [] pfkey_process+0x61e/0x730 [ 36.228577] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 36.235382] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 36.242184] [] pfkey_sendmsg+0x3a9/0x760 [ 36.247858] [] ? pfkey_spdget+0x820/0x820 [ 36.253619] [] sock_sendmsg+0xca/0x110 [ 36.259118] [] ___sys_sendmsg+0x6d1/0x7e0 [ 36.264880] [] ? copy_msghdr_from_user+0x550/0x550 [ 36.271422] [] ? __lru_cache_add+0x187/0x250 [ 36.277447] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 36.284514] [] ? _raw_spin_unlock+0x2c/0x50 [ 36.290448] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 36.297514] [] ? handle_mm_fault+0x6ee/0x2530 [ 36.303621] [] ? __lock_is_held+0xa1/0xf0 [ 36.309396] [] ? __pmd_alloc+0x410/0x410 [ 36.315073] [] ? __fget_light+0x158/0x1e0 [ 36.320832] [] ? __fdget+0x18/0x20 [ 36.325987] [] __sys_sendmsg+0xd6/0x190 [ 36.331573] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 36.337335] [] ? __do_page_fault+0x5ec/0xd40 [ 36.343354] [] ? __do_page_fault+0x3bd/0xd40 [ 36.349376] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 36.356178] [] SyS_sendmsg+0x2d/0x50 [ 36.361510] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 36.368796] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3341 [ 36.377473] caller is __this_cpu_preempt_check+0x1c/0x20 [ 36.382906] CPU: 0 PID: 3341 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 36.390662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.399981] ffff8801c73276d8 ffffffff81d90889 0000000000000000 ffffffff83c17800 [ 36.407928] ffffffff83f42ec0 ffff8801c73fe000 0000000000000003 ffff8801c7327718 [ 36.415874] ffffffff81df7854 ffff8801c7327730 ffffffff83f42ec0 dffffc0000000000 [ 36.423817] Call Trace: [ 36.426375] [] dump_stack+0xc1/0x128 [ 36.431708] [] check_preemption_disabled+0x1d4/0x200 [ 36.438425] [] __this_cpu_preempt_check+0x1c/0x20 [ 36.444882] [] ipcomp_init_state+0x188/0x930 [ 36.450909] [] ? __lock_is_held+0xa1/0xf0 [ 36.456671] [] ipcomp4_init_state+0xb0/0x7d0 [ 36.462694] [] __xfrm_init_state+0x3e7/0xb30 [ 36.468716] [] xfrm_init_state+0x1a/0x20 [ 36.474406] [] pfkey_add+0x1fb9/0x3470 [ 36.479906] [] ? pfkey_delete+0x360/0x360 [ 36.485666] [] ? pfkey_seq_stop+0x80/0x80 [ 36.491427] [] ? __skb_clone+0x24a/0x7d0 [ 36.497104] [] ? pfkey_delete+0x360/0x360 [ 36.502874] [] pfkey_process+0x61e/0x730 [ 36.508550] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 36.515356] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 36.522162] [] pfkey_sendmsg+0x3a9/0x760 [ 36.527836] [] ? pfkey_spdget+0x820/0x820 [ 36.533597] [] sock_sendmsg+0xca/0x110 [ 36.539105] [] ___sys_sendmsg+0x6d1/0x7e0 [ 36.544868] [] ? copy_msghdr_from_user+0x550/0x550 [ 36.551411] [] ? __lru_cache_add+0x187/0x250 [ 36.557433] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 36.564499] [] ? _raw_spin_unlock+0x2c/0x50 [ 36.570432] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 36.577501] [] ? handle_mm_fault+0x6ee/0x2530 [ 36.583609] [] ? __lock_is_held+0xa1/0xf0 [ 36.589372] [] ? __pmd_alloc+0x410/0x410 [ 36.595046] [] ? __fget_light+0x158/0x1e0 [ 36.600805] [] ? __fdget+0x18/0x20 [ 36.605961] [] __sys_sendmsg+0xd6/0x190 [ 36.611549] [] ? SyS_shutdown+0x1b0/0x1b0 [ 36.617312] [] ? __do_page_fault+0x5ec/0xd40 [ 36.623335] [] ? __do_page_fault+0x3bd/0xd40 [ 36.629357] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 36.636162] [] SyS_sendmsg+0x2d/0x50 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 36.641492] [] entry_SYSCALL_64_fastpath+0x23/0xc6 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 38.984846] check_preemption_disabled: 3131 callbacks suppressed [ 38.984853] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3337 [ 38.999722] caller is __this_cpu_preempt_check+0x1c/0x20 [ 39.005173] CPU: 0 PID: 3337 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 39.012941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.022263] ffff8801c73076d8 ffffffff81d90889 0000000000000000 ffffffff83c17800 [ 39.030224] ffffffff83f42ec0 ffff8801c73f8000 0000000000000003 ffff8801c7307718 [ 39.038177] ffffffff81df7854 ffff8801c7307730 ffffffff83f42ec0 dffffc0000000000 [ 39.046120] Call Trace: [ 39.048675] [] dump_stack+0xc1/0x128 [ 39.054006] [] check_preemption_disabled+0x1d4/0x200 [ 39.060732] [] __this_cpu_preempt_check+0x1c/0x20 [ 39.067207] [] ipcomp_init_state+0x188/0x930 [ 39.073233] [] ? __lock_is_held+0xa1/0xf0 [ 39.078996] [] ipcomp4_init_state+0xb0/0x7d0 [ 39.085027] [] __xfrm_init_state+0x3e7/0xb30 [ 39.091049] [] xfrm_init_state+0x1a/0x20 [ 39.096728] [] pfkey_add+0x1fb9/0x3470 [ 39.102238] [] ? pfkey_delete+0x360/0x360 [ 39.108002] [] ? pfkey_seq_stop+0x80/0x80 [ 39.113764] [] ? __skb_clone+0x24a/0x7d0 [ 39.119438] [] ? pfkey_delete+0x360/0x360 [ 39.125199] [] pfkey_process+0x61e/0x730 [ 39.130874] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 39.137678] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 39.144482] [] pfkey_sendmsg+0x3a9/0x760 [ 39.150157] [] ? pfkey_spdget+0x820/0x820 [ 39.155920] [] sock_sendmsg+0xca/0x110 [ 39.161421] [] ___sys_sendmsg+0x6d1/0x7e0 [ 39.167181] [] ? copy_msghdr_from_user+0x550/0x550 [ 39.173725] [] ? __lru_cache_add+0x187/0x250 [ 39.179764] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 39.186831] [] ? _raw_spin_unlock+0x2c/0x50 [ 39.192767] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 39.199841] [] ? handle_mm_fault+0x6ee/0x2530 [ 39.205958] [] ? __lock_is_held+0xa1/0xf0 [ 39.211720] [] ? __pmd_alloc+0x410/0x410 [ 39.217395] [] ? __fget_light+0x158/0x1e0 [ 39.223162] [] ? __fdget+0x18/0x20 [ 39.228325] [] __sys_sendmsg+0xd6/0x190 executing program [ 39.233913] [] ? SyS_shutdown+0x1b0/0x1b0 [ 39.239681] [] ? __do_page_fault+0x5ec/0xd40 [ 39.245703] [] ? __do_page_fault+0x3bd/0xd40 [ 39.251725] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 39.258537] [] SyS_sendmsg+0x2d/0x50 [ 39.263865] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 39.272506] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3342 [ 39.281245] caller is __this_cpu_preempt_check+0x1c/0x20 [ 39.286687] CPU: 1 PID: 3342 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 39.294453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.303774] ffff8801c73576d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 39.311724] ffffffff83f42ec0 ffff8801c7348000 0000000000000003 ffff8801c7357718 [ 39.319677] ffffffff81df7854 ffff8801c7357730 ffffffff83f42ec0 dffffc0000000000 [ 39.327629] Call Trace: [ 39.330196] [] dump_stack+0xc1/0x128 [ 39.335527] [] check_preemption_disabled+0x1d4/0x200 [ 39.342243] [] __this_cpu_preempt_check+0x1c/0x20 [ 39.348708] [] ipcomp_init_state+0x188/0x930 [ 39.354734] [] ? __lock_is_held+0xa1/0xf0 [ 39.360499] [] ipcomp4_init_state+0xb0/0x7d0 [ 39.366522] [] __xfrm_init_state+0x3e7/0xb30 [ 39.372542] [] xfrm_init_state+0x1a/0x20 [ 39.378221] [] pfkey_add+0x1fb9/0x3470 [ 39.383721] [] ? pfkey_delete+0x360/0x360 [ 39.389483] [] ? pfkey_seq_stop+0x80/0x80 [ 39.395246] [] ? __skb_clone+0x24a/0x7d0 [ 39.400931] [] ? pfkey_delete+0x360/0x360 [ 39.406691] [] pfkey_process+0x61e/0x730 [ 39.412376] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 39.419180] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 39.425985] [] pfkey_sendmsg+0x3a9/0x760 [ 39.431657] [] ? pfkey_spdget+0x820/0x820 [ 39.437421] [] sock_sendmsg+0xca/0x110 [ 39.442922] [] ___sys_sendmsg+0x6d1/0x7e0 [ 39.448685] [] ? copy_msghdr_from_user+0x550/0x550 [ 39.455231] [] ? __lru_cache_add+0x187/0x250 [ 39.461257] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 39.468324] [] ? _raw_spin_unlock+0x2c/0x50 [ 39.474262] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 39.481328] [] ? handle_mm_fault+0x6ee/0x2530 [ 39.487440] [] ? __lock_is_held+0xa1/0xf0 [ 39.493204] [] ? __pmd_alloc+0x410/0x410 [ 39.498880] [] ? __fget_light+0x158/0x1e0 [ 39.504641] [] ? __fdget+0x18/0x20 [ 39.509804] [] __sys_sendmsg+0xd6/0x190 [ 39.515393] [] ? SyS_shutdown+0x1b0/0x1b0 [ 39.521156] [] ? __do_page_fault+0x5ec/0xd40 [ 39.527180] [] ? __do_page_fault+0x3bd/0xd40 executing program [ 39.533203] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 39.540006] [] SyS_sendmsg+0x2d/0x50 [ 39.545339] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 39.552837] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3338 [ 39.561501] caller is __this_cpu_preempt_check+0x1c/0x20 [ 39.566960] CPU: 1 PID: 3338 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 39.574724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.584045] ffff8801c730f6d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 39.592094] ffffffff83f42ec0 ffff8801c73f9800 0000000000000003 ffff8801c730f718 [ 39.600040] ffffffff81df7854 ffff8801c730f730 ffffffff83f42ec0 dffffc0000000000 [ 39.607989] Call Trace: [ 39.610544] [] dump_stack+0xc1/0x128 [ 39.615875] [] check_preemption_disabled+0x1d4/0x200 [ 39.622592] [] __this_cpu_preempt_check+0x1c/0x20 [ 39.629058] [] ipcomp_init_state+0x188/0x930 [ 39.635081] [] ? __lock_is_held+0xa1/0xf0 [ 39.640845] [] ipcomp4_init_state+0xb0/0x7d0 [ 39.646876] [] __xfrm_init_state+0x3e7/0xb30 [ 39.652913] [] xfrm_init_state+0x1a/0x20 [ 39.658594] [] pfkey_add+0x1fb9/0x3470 [ 39.664095] [] ? pfkey_delete+0x360/0x360 [ 39.669856] [] ? pfkey_seq_stop+0x80/0x80 [ 39.676036] [] ? __skb_clone+0x24a/0x7d0 [ 39.681713] [] ? pfkey_delete+0x360/0x360 [ 39.687474] [] pfkey_process+0x61e/0x730 [ 39.693159] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 39.699967] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 39.706775] [] pfkey_sendmsg+0x3a9/0x760 [ 39.712450] [] ? pfkey_spdget+0x820/0x820 [ 39.718225] [] sock_sendmsg+0xca/0x110 [ 39.723725] [] ___sys_sendmsg+0x6d1/0x7e0 [ 39.729485] [] ? copy_msghdr_from_user+0x550/0x550 [ 39.736031] [] ? __lru_cache_add+0x187/0x250 [ 39.742053] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 39.749117] [] ? _raw_spin_unlock+0x2c/0x50 [ 39.755051] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 39.762125] [] ? handle_mm_fault+0x6ee/0x2530 [ 39.768248] [] ? __lock_is_held+0xa1/0xf0 [ 39.774012] [] ? __pmd_alloc+0x410/0x410 [ 39.779687] [] ? __fget_light+0x158/0x1e0 executing program [ 39.785449] [] ? __fdget+0x18/0x20 [ 39.790604] [] __sys_sendmsg+0xd6/0x190 [ 39.796191] [] ? SyS_shutdown+0x1b0/0x1b0 [ 39.801955] [] ? __do_page_fault+0x5ec/0xd40 [ 39.807975] [] ? __do_page_fault+0x3bd/0xd40 [ 39.813999] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 39.820801] [] SyS_sendmsg+0x2d/0x50 [ 39.826129] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 39.833729] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3343 [ 39.842432] caller is __this_cpu_preempt_check+0x1c/0x20 [ 39.847882] CPU: 0 PID: 3343 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 39.855645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.864966] ffff8801c735f6d8 ffffffff81d90889 0000000000000000 ffffffff83c17800 [ 39.872910] ffffffff83f42ec0 ffff8801c7349800 0000000000000003 ffff8801c735f718 [ 39.880858] ffffffff81df7854 ffff8801c735f730 ffffffff83f42ec0 dffffc0000000000 [ 39.888802] Call Trace: [ 39.891358] [] dump_stack+0xc1/0x128 [ 39.896687] [] check_preemption_disabled+0x1d4/0x200 [ 39.903403] [] __this_cpu_preempt_check+0x1c/0x20 [ 39.909860] [] ipcomp_init_state+0x188/0x930 [ 39.915884] [] ? __lock_is_held+0xa1/0xf0 [ 39.921648] [] ipcomp4_init_state+0xb0/0x7d0 [ 39.927672] [] __xfrm_init_state+0x3e7/0xb30 [ 39.933693] [] xfrm_init_state+0x1a/0x20 [ 39.939369] [] pfkey_add+0x1fb9/0x3470 [ 39.944870] [] ? pfkey_delete+0x360/0x360 [ 39.950632] [] ? pfkey_seq_stop+0x80/0x80 [ 39.956395] [] ? __skb_clone+0x24a/0x7d0 [ 39.962069] [] ? pfkey_delete+0x360/0x360 [ 39.967831] [] pfkey_process+0x61e/0x730 [ 39.973504] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 39.980308] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 39.987110] [] pfkey_sendmsg+0x3a9/0x760 [ 39.992785] [] ? pfkey_spdget+0x820/0x820 [ 39.998548] [] sock_sendmsg+0xca/0x110 [ 40.004052] [] ___sys_sendmsg+0x6d1/0x7e0 [ 40.009820] [] ? copy_msghdr_from_user+0x550/0x550 [ 40.016375] [] ? __lru_cache_add+0x187/0x250 [ 40.022399] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 40.029466] [] ? _raw_spin_unlock+0x2c/0x50 [ 40.035401] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 40.042468] [] ? handle_mm_fault+0x6ee/0x2530 [ 40.048578] [] ? __lock_is_held+0xa1/0xf0 [ 40.054340] [] ? __pmd_alloc+0x410/0x410 [ 40.060017] [] ? __fget_light+0x158/0x1e0 [ 40.065778] [] ? __fdget+0x18/0x20 [ 40.070934] [] __sys_sendmsg+0xd6/0x190 [ 40.076522] [] ? SyS_shutdown+0x1b0/0x1b0 [ 40.082283] [] ? __do_page_fault+0x5ec/0xd40 executing program [ 40.088314] [] ? __do_page_fault+0x3bd/0xd40 [ 40.094336] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 40.101139] [] SyS_sendmsg+0x2d/0x50 [ 40.106468] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 40.114610] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3340 [ 40.123271] caller is __this_cpu_preempt_check+0x1c/0x20 [ 40.128729] CPU: 1 PID: 3340 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 40.136495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.145817] ffff8801c731f6d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 40.153771] ffffffff83f42ec0 ffff8801c73fc800 0000000000000003 ffff8801c731f718 [ 40.161720] ffffffff81df7854 ffff8801c731f730 ffffffff83f42ec0 dffffc0000000000 [ 40.169667] Call Trace: [ 40.172224] [] dump_stack+0xc1/0x128 [ 40.177554] [] check_preemption_disabled+0x1d4/0x200 [ 40.184274] [] __this_cpu_preempt_check+0x1c/0x20 [ 40.190731] [] ipcomp_init_state+0x188/0x930 [ 40.196764] [] ? __lock_is_held+0xa1/0xf0 [ 40.202532] [] ipcomp4_init_state+0xb0/0x7d0 [ 40.208567] [] __xfrm_init_state+0x3e7/0xb30 [ 40.214593] [] xfrm_init_state+0x1a/0x20 [ 40.220272] [] pfkey_add+0x1fb9/0x3470 [ 40.225773] [] ? pfkey_delete+0x360/0x360 [ 40.231532] [] ? pfkey_seq_stop+0x80/0x80 [ 40.237296] [] ? __skb_clone+0x24a/0x7d0 [ 40.242975] [] ? pfkey_delete+0x360/0x360 [ 40.248745] [] pfkey_process+0x61e/0x730 [ 40.254420] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 40.261224] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 40.268028] [] pfkey_sendmsg+0x3a9/0x760 [ 40.273701] [] ? pfkey_spdget+0x820/0x820 [ 40.279465] [] sock_sendmsg+0xca/0x110 [ 40.284967] [] ___sys_sendmsg+0x6d1/0x7e0 [ 40.290729] [] ? copy_msghdr_from_user+0x550/0x550 [ 40.297283] [] ? __lru_cache_add+0x187/0x250 [ 40.303309] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 40.310375] [] ? _raw_spin_unlock+0x2c/0x50 [ 40.316314] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 40.323389] [] ? handle_mm_fault+0x6ee/0x2530 [ 40.329501] [] ? __lock_is_held+0xa1/0xf0 [ 40.335264] [] ? __pmd_alloc+0x410/0x410 [ 40.340940] [] ? __fget_light+0x158/0x1e0 [ 40.346701] [] ? __fdget+0x18/0x20 [ 40.351873] [] __sys_sendmsg+0xd6/0x190 [ 40.357470] [] ? SyS_shutdown+0x1b0/0x1b0 [ 40.363232] [] ? __do_page_fault+0x5ec/0xd40 [ 40.369256] [] ? __do_page_fault+0x3bd/0xd40 [ 40.375281] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 40.382084] [] SyS_sendmsg+0x2d/0x50 executing program [ 40.387415] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 40.394917] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3339 [ 40.403567] caller is __this_cpu_preempt_check+0x1c/0x20 [ 40.409012] CPU: 1 PID: 3339 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 40.416779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.426111] ffff8801c73176d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 40.434074] ffffffff83f42ec0 ffff8801c73fb000 0000000000000003 ffff8801c7317718 [ 40.442026] ffffffff81df7854 ffff8801c7317730 ffffffff83f42ec0 dffffc0000000000 [ 40.449973] Call Trace: [ 40.452532] [] dump_stack+0xc1/0x128 [ 40.457875] [] check_preemption_disabled+0x1d4/0x200 [ 40.464601] [] __this_cpu_preempt_check+0x1c/0x20 [ 40.471061] [] ipcomp_init_state+0x188/0x930 [ 40.477087] [] ? __lock_is_held+0xa1/0xf0 [ 40.482852] [] ipcomp4_init_state+0xb0/0x7d0 [ 40.488883] [] __xfrm_init_state+0x3e7/0xb30 [ 40.494905] [] xfrm_init_state+0x1a/0x20 [ 40.500583] [] pfkey_add+0x1fb9/0x3470 [ 40.506084] [] ? pfkey_delete+0x360/0x360 [ 40.511846] [] ? pfkey_seq_stop+0x80/0x80 [ 40.517612] [] ? __skb_clone+0x24a/0x7d0 [ 40.523288] [] ? pfkey_delete+0x360/0x360 [ 40.529051] [] pfkey_process+0x61e/0x730 [ 40.534728] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 40.541534] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 40.548340] [] pfkey_sendmsg+0x3a9/0x760 [ 40.554016] [] ? pfkey_spdget+0x820/0x820 [ 40.559780] [] sock_sendmsg+0xca/0x110 [ 40.565281] [] ___sys_sendmsg+0x6d1/0x7e0 [ 40.571046] [] ? copy_msghdr_from_user+0x550/0x550 [ 40.577591] [] ? __lru_cache_add+0x187/0x250 [ 40.583617] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 40.590690] [] ? _raw_spin_unlock+0x2c/0x50 [ 40.596627] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 40.603692] [] ? handle_mm_fault+0x6ee/0x2530 [ 40.609801] [] ? __lock_is_held+0xa1/0xf0 [ 40.615563] [] ? __pmd_alloc+0x410/0x410 [ 40.621238] [] ? __fget_light+0x158/0x1e0 [ 40.627000] [] ? __fdget+0x18/0x20 [ 40.632156] [] __sys_sendmsg+0xd6/0x190 executing program [ 40.637747] [] ? SyS_shutdown+0x1b0/0x1b0 [ 40.643510] [] ? __do_page_fault+0x5ec/0xd40 [ 40.649532] [] ? __do_page_fault+0x3bd/0xd40 [ 40.655555] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 40.662360] [] SyS_sendmsg+0x2d/0x50 [ 40.667691] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 40.675163] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3336 [ 40.683928] caller is __this_cpu_preempt_check+0x1c/0x20 [ 40.689349] CPU: 1 PID: 3336 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 40.697103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.706425] ffff8801c73f76d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 40.714377] ffffffff83f42ec0 ffff8801c94be000 0000000000000003 ffff8801c73f7718 [ 40.722324] ffffffff81df7854 ffff8801c73f7730 ffffffff83f42ec0 dffffc0000000000 [ 40.730273] Call Trace: [ 40.732829] [] dump_stack+0xc1/0x128 [ 40.738160] [] check_preemption_disabled+0x1d4/0x200 [ 40.744879] [] __this_cpu_preempt_check+0x1c/0x20 [ 40.751336] [] ipcomp_init_state+0x188/0x930 [ 40.757361] [] ? __lock_is_held+0xa1/0xf0 [ 40.763126] [] ipcomp4_init_state+0xb0/0x7d0 [ 40.769151] [] __xfrm_init_state+0x3e7/0xb30 [ 40.775173] [] xfrm_init_state+0x1a/0x20 [ 40.780851] [] pfkey_add+0x1fb9/0x3470 [ 40.786351] [] ? pfkey_delete+0x360/0x360 [ 40.792111] [] ? pfkey_seq_stop+0x80/0x80 [ 40.797875] [] ? __skb_clone+0x24a/0x7d0 [ 40.803550] [] ? pfkey_delete+0x360/0x360 [ 40.809315] [] pfkey_process+0x61e/0x730 [ 40.814992] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 40.821798] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 40.828600] [] pfkey_sendmsg+0x3a9/0x760 [ 40.834282] [] ? pfkey_spdget+0x820/0x820 [ 40.840056] [] sock_sendmsg+0xca/0x110 [ 40.845560] [] ___sys_sendmsg+0x6d1/0x7e0 [ 40.851321] [] ? copy_msghdr_from_user+0x550/0x550 [ 40.857866] [] ? __lru_cache_add+0x187/0x250 [ 40.863894] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 40.870961] [] ? _raw_spin_unlock+0x2c/0x50 [ 40.876897] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 40.883961] [] ? handle_mm_fault+0x6ee/0x2530 [ 40.890081] [] ? __lock_is_held+0xa1/0xf0 [ 40.895842] [] ? __pmd_alloc+0x410/0x410 [ 40.901526] [] ? __fget_light+0x158/0x1e0 [ 40.907289] [] ? __fdget+0x18/0x20 [ 40.912446] [] __sys_sendmsg+0xd6/0x190 [ 40.918035] [] ? SyS_shutdown+0x1b0/0x1b0 [ 40.923811] [] ? __do_page_fault+0x5ec/0xd40 [ 40.929836] [] ? __do_page_fault+0x3bd/0xd40 [ 40.935875] [] ? trace_hardirqs_on_caller+0x38b/0x590 executing program [ 40.942682] [] SyS_sendmsg+0x2d/0x50 [ 40.948016] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 40.955399] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3341 [ 40.964194] caller is __this_cpu_preempt_check+0x1c/0x20 [ 40.969622] CPU: 1 PID: 3341 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 40.977378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.986698] ffff8801c73276d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 40.994663] ffffffff83f42ec0 ffff8801c73fe000 0000000000000003 ffff8801c7327718 [ 41.002614] ffffffff81df7854 ffff8801c7327730 ffffffff83f42ec0 dffffc0000000000 [ 41.010575] Call Trace: [ 41.013131] [] dump_stack+0xc1/0x128 [ 41.018460] [] check_preemption_disabled+0x1d4/0x200 [ 41.025178] [] __this_cpu_preempt_check+0x1c/0x20 [ 41.031637] [] ipcomp_init_state+0x188/0x930 [ 41.037661] [] ? __lock_is_held+0xa1/0xf0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.043432] [] ipcomp4_init_state+0xb0/0x7d0 [ 41.049466] [] __xfrm_init_state+0x3e7/0xb30 [ 41.055521] [] xfrm_init_state+0x1a/0x20 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.055531] [] pfkey_add+0x1fb9/0x3470 [ 41.055540] [] ? pfkey_delete+0x360/0x360 [ 41.055545] [] ? pfkey_seq_stop+0x80/0x80 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.055553] [] ? __skb_clone+0x24a/0x7d0 [ 41.055559] [] ? pfkey_delete+0x360/0x360 [ 41.055564] [] pfkey_process+0x61e/0x730 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.055570] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 41.055580] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 41.055588] [] pfkey_sendmsg+0x3a9/0x760 [ 41.055594] [] ? pfkey_spdget+0x820/0x820 [ 41.055602] [] sock_sendmsg+0xca/0x110 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.055608] [] ___sys_sendmsg+0x6d1/0x7e0 [ 41.055615] [] ? copy_msghdr_from_user+0x550/0x550 [ 41.055624] [] ? __lru_cache_add+0x187/0x250 [ 41.055634] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.055645] [] ? _raw_spin_unlock+0x2c/0x50 [ 41.055651] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 41.055662] [] ? handle_mm_fault+0x6ee/0x2530 [ 41.055668] [] ? __lock_is_held+0xa1/0xf0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.055674] [] ? __pmd_alloc+0x410/0x410 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.055681] [] ? __fget_light+0x158/0x1e0 [ 41.055686] [] ? __fdget+0x18/0x20 [ 41.055692] [] __sys_sendmsg+0xd6/0x190 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.055699] [] ? SyS_shutdown+0x1b0/0x1b0 [ 41.055707] [] ? __do_page_fault+0x5ec/0xd40 [ 41.055713] [] ? __do_page_fault+0x3bd/0xd40 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.055720] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 41.055727] [] SyS_sendmsg+0x2d/0x50 [ 41.055734] [] entry_SYSCALL_64_fastpath+0x23/0xc6 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.059885] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3341 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.059897] caller is __this_cpu_preempt_check+0x1c/0x20 [ 41.059905] CPU: 1 PID: 3341 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 41.059908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.059919] ffff8801c73276d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.059927] ffffffff83f42ec0 ffff8801c73fe000 0000000000000003 ffff8801c7327718 [ 41.059934] ffffffff81df7854 ffff8801c7327730 ffffffff83f42ec0 dffffc0000000000 [ 41.059936] Call Trace: [ 41.059945] [] dump_stack+0xc1/0x128 [ 41.059952] [] check_preemption_disabled+0x1d4/0x200 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.059959] [] __this_cpu_preempt_check+0x1c/0x20 [ 41.059967] [] ipcomp_init_state+0x188/0x930 [ 41.059976] [] ? __lock_is_held+0xa1/0xf0 [ 41.059986] [] ipcomp4_init_state+0xb0/0x7d0 [ 41.059994] [] __xfrm_init_state+0x3e7/0xb30 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.060000] [] xfrm_init_state+0x1a/0x20 [ 41.060009] [] pfkey_add+0x1fb9/0x3470 [ 41.060016] [] ? pfkey_delete+0x360/0x360 [ 41.060022] [] ? pfkey_seq_stop+0x80/0x80 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.060029] [] ? __skb_clone+0x24a/0x7d0 [ 41.060036] [] ? pfkey_delete+0x360/0x360 [ 41.060042] [] pfkey_process+0x61e/0x730 [ 41.060049] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 41.060056] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 41.060063] [] pfkey_sendmsg+0x3a9/0x760 [ 41.060070] [] ? pfkey_spdget+0x820/0x820 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.060076] [] sock_sendmsg+0xca/0x110 [ 41.060082] [] ___sys_sendmsg+0x6d1/0x7e0 [ 41.060089] [] ? copy_msghdr_from_user+0x550/0x550 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.060098] [] ? __lru_cache_add+0x187/0x250 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.060106] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.060114] [] ? _raw_spin_unlock+0x2c/0x50 [ 41.060121] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 41.060129] [] ? handle_mm_fault+0x6ee/0x2530 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.060135] [] ? __lock_is_held+0xa1/0xf0 [ 41.060142] [] ? __pmd_alloc+0x410/0x410 [ 41.060148] [] ? __fget_light+0x158/0x1e0 [ 41.060153] [] ? __fdget+0x18/0x20 [ 41.060160] [] __sys_sendmsg+0xd6/0x190 [ 41.060166] [] ? SyS_shutdown+0x1b0/0x1b0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.060174] [] ? __do_page_fault+0x5ec/0xd40 [ 41.060180] [] ? __do_page_fault+0x3bd/0xd40 [ 41.060187] [] ? trace_hardirqs_on_caller+0x38b/0x590 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.060194] [] SyS_sendmsg+0x2d/0x50 [ 41.060201] [] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 41.062697] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller661499/3341 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.062706] caller is __this_cpu_preempt_check+0x1c/0x20 [ 41.062712] CPU: 1 PID: 3341 Comm: syzkaller661499 Not tainted 4.9.68-gfb66dc2 #107 [ 41.062716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.062727] ffff8801c73276d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 [ 41.062735] ffffffff83f42ec0 ffff8801c73fe000 0000000000000003 ffff8801c7327718 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.062744] ffffffff81df7854 ffff8801c7327730 ffffffff83f42ec0 dffffc0000000000 [ 41.062746] Call Trace: [ 41.062754] [] dump_stack+0xc1/0x128 [ 41.062762] [] check_preemption_disabled+0x1d4/0x200 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.062769] [] __this_cpu_preempt_check+0x1c/0x20 [ 41.062775] [] ipcomp_init_state+0x188/0x930 [ 41.062782] [] ? __lock_is_held+0xa1/0xf0 [ 41.062791] [] ipcomp4_init_state+0xb0/0x7d0 [ 41.062799] [] __xfrm_init_state+0x3e7/0xb30 [ 41.062807] [] xfrm_init_state+0x1a/0x20 [ 41.062816] [] pfkey_add+0x1fb9/0x3470 [ 41.062824] [] ? pfkey_delete+0x360/0x360 [ 41.062830] [] ? pfkey_seq_stop+0x80/0x80 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.062838] [] ? __skb_clone+0x24a/0x7d0 [ 41.062846] [] ? pfkey_delete+0x360/0x360 [ 41.062853] [] pfkey_process+0x61e/0x730 [ 41.062861] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 41.062869] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 41.062877] [] pfkey_sendmsg+0x3a9/0x760 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.062884] [] ? pfkey_spdget+0x820/0x820 [ 41.062891] [] sock_sendmsg+0xca/0x110 [ 41.062898] [] ___sys_sendmsg+0x6d1/0x7e0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.062905] [] ? copy_msghdr_from_user+0x550/0x550 [ 41.062913] [] ? __lru_cache_add+0x187/0x250 [ 41.062921] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 41.062930] [] ? _raw_spin_unlock+0x2c/0x50 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.062937] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 41.062945] [] ? handle_mm_fault+0x6ee/0x2530 [ 41.062952] [] ? __lock_is_held+0xa1/0xf0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.062959] [] ? __pmd_alloc+0x410/0x410 [ 41.062965] [] ? __fget_light+0x158/0x1e0 [ 41.062970] [] ? __fdget+0x18/0x20 [ 41.062978] [] __sys_sendmsg+0xd6/0x190 [ 41.062985] [] ? SyS_shutdown+0x1b0/0x1b0 [ 41.062992] [] ? __do_page_fault+0x5ec/0xd40 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.062999] [] ? __do_page_fault+0x3bd/0xd40 [ 41.063008] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 41.063015] [] SyS_sendmsg+0x2d/0x50 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 41.063023] [] entry_SYSCALL_64_fastpath+0x23/0xc6 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program