[....] Starting enhanced syslogd: rsyslogd[ 14.530021] audit: type=1400 audit(1520939023.169:4): avc: denied { syslog } for pid=3644 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 mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] 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 '10.128.0.17' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 26.370538] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 26.379283] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.384729] CPU: 1 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 26.392411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.401744] ffff8801cb8d7678 ffffffff81d95a19 0000000000000001 ffffffff83c19000 [ 26.409708] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 26.417679] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 26.425643] Call Trace: [ 26.428202] [] dump_stack+0xc1/0x128 [ 26.433532] [] check_preemption_disabled+0x1d4/0x200 [ 26.440253] [] __this_cpu_preempt_check+0x1c/0x20 [ 26.446725] [] ipcomp_init_state+0x188/0x930 [ 26.452752] [] ? __lock_is_held+0xa1/0xf0 [ 26.458525] [] ipcomp4_init_state+0xb0/0x7d0 [ 26.464555] [] __xfrm_init_state+0x3e7/0xb30 [ 26.470587] [] xfrm_init_state+0x1a/0x20 [ 26.476271] [] pfkey_add+0x1fb9/0x3470 [ 26.481776] [] ? pfkey_delete+0x360/0x360 [ 26.487550] [] ? pfkey_seq_stop+0x80/0x80 [ 26.493318] [] ? __skb_clone+0x24a/0x7d0 [ 26.498999] [] ? pfkey_delete+0x360/0x360 [ 26.504776] [] pfkey_process+0x68b/0x750 [ 26.510459] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 26.517269] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.524077] [] pfkey_sendmsg+0x3a9/0x760 [ 26.529755] [] ? pfkey_spdget+0x820/0x820 [ 26.535521] [] sock_sendmsg+0xca/0x110 [ 26.541027] [] ___sys_sendmsg+0x6d1/0x7e0 [ 26.546798] [] ? copy_msghdr_from_user+0x570/0x570 [ 26.553354] [] ? check_preemption_disabled+0x3b/0x200 [ 26.560166] [] ? check_preemption_disabled+0x3b/0x200 [ 26.566972] [] ? debug_mutex_init+0x1c/0x60 [ 26.572910] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.579714] [] ? __lock_is_held+0xa1/0xf0 [ 26.585479] [] ? check_preemption_disabled+0x3b/0x200 [ 26.592284] [] ? __fd_install+0x223/0x5f0 [ 26.598048] [] ? __fget_light+0x169/0x1f0 [ 26.603824] [] ? __fdget+0x18/0x20 [ 26.608993] [] ? sockfd_lookup_light+0x118/0x160 [ 26.615380] [] __sys_sendmsg+0xd6/0x190 executing program [ 26.620983] [] ? SyS_shutdown+0x1b0/0x1b0 [ 26.626753] [] ? fd_install+0x4d/0x60 [ 26.632169] [] ? move_addr_to_kernel+0x50/0x50 [ 26.638367] [] SyS_sendmsg+0x2d/0x50 [ 26.643694] [] ? __sys_sendmsg+0x190/0x190 [ 26.649548] [] do_syscall_64+0x1a4/0x490 [ 26.655225] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 26.662896] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 26.671625] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.677070] CPU: 1 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 26.684760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.694086] ffff8801cb8d7678 ffffffff81d95a19 0000000000000001 ffffffff83c19000 [ 26.702320] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 26.710286] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 26.718255] Call Trace: [ 26.720813] [] dump_stack+0xc1/0x128 [ 26.726145] [] check_preemption_disabled+0x1d4/0x200 [ 26.732865] [] __this_cpu_preempt_check+0x1c/0x20 [ 26.739324] [] ipcomp_init_state+0x188/0x930 [ 26.745351] [] ? __lock_is_held+0xa1/0xf0 [ 26.751116] [] ipcomp4_init_state+0xb0/0x7d0 [ 26.757140] [] __xfrm_init_state+0x3e7/0xb30 [ 26.763161] [] xfrm_init_state+0x1a/0x20 [ 26.768838] [] pfkey_add+0x1fb9/0x3470 [ 26.774342] [] ? pfkey_delete+0x360/0x360 [ 26.780104] [] ? pfkey_seq_stop+0x80/0x80 [ 26.785867] [] ? __skb_clone+0x24a/0x7d0 [ 26.791545] [] ? pfkey_delete+0x360/0x360 [ 26.797309] [] pfkey_process+0x68b/0x750 [ 26.802987] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 26.809797] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.816610] [] pfkey_sendmsg+0x3a9/0x760 [ 26.822288] [] ? pfkey_spdget+0x820/0x820 [ 26.828051] [] sock_sendmsg+0xca/0x110 [ 26.833555] [] ___sys_sendmsg+0x6d1/0x7e0 [ 26.839321] [] ? copy_msghdr_from_user+0x570/0x570 [ 26.845865] [] ? check_preemption_disabled+0x3b/0x200 [ 26.852674] [] ? check_preemption_disabled+0x3b/0x200 [ 26.859480] [] ? debug_mutex_init+0x1c/0x60 [ 26.865417] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.872231] [] ? __lock_is_held+0xa1/0xf0 [ 26.878011] [] ? check_preemption_disabled+0x3b/0x200 [ 26.884831] [] ? __fd_install+0x223/0x5f0 [ 26.890595] [] ? __fget_light+0x169/0x1f0 [ 26.896361] [] ? __fdget+0x18/0x20 [ 26.901518] [] ? sockfd_lookup_light+0x118/0x160 [ 26.907888] [] __sys_sendmsg+0xd6/0x190 [ 26.913479] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 26.919244] [] ? fd_install+0x4d/0x60 [ 26.924661] [] ? move_addr_to_kernel+0x50/0x50 [ 26.930858] [] SyS_sendmsg+0x2d/0x50 [ 26.936191] [] ? __sys_sendmsg+0x190/0x190 [ 26.942040] [] do_syscall_64+0x1a4/0x490 [ 26.947718] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 26.955147] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 26.963848] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.969299] CPU: 1 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 26.976982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.986302] ffff8801cb8d7678 ffffffff81d95a19 0000000000000001 ffffffff83c19000 [ 26.994263] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 27.002221] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 27.010181] Call Trace: [ 27.012738] [] dump_stack+0xc1/0x128 [ 27.018071] [] check_preemption_disabled+0x1d4/0x200 [ 27.024790] [] __this_cpu_preempt_check+0x1c/0x20 [ 27.031250] [] ipcomp_init_state+0x188/0x930 [ 27.037276] [] ? __lock_is_held+0xa1/0xf0 [ 27.043039] [] ipcomp4_init_state+0xb0/0x7d0 [ 27.049064] [] __xfrm_init_state+0x3e7/0xb30 [ 27.055088] [] xfrm_init_state+0x1a/0x20 [ 27.060769] [] pfkey_add+0x1fb9/0x3470 [ 27.066274] [] ? pfkey_delete+0x360/0x360 [ 27.072040] [] ? pfkey_seq_stop+0x80/0x80 [ 27.077806] [] ? __skb_clone+0x24a/0x7d0 [ 27.083481] [] ? pfkey_delete+0x360/0x360 [ 27.089243] [] pfkey_process+0x68b/0x750 [ 27.094921] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 27.101729] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.108539] [] pfkey_sendmsg+0x3a9/0x760 [ 27.114218] [] ? pfkey_spdget+0x820/0x820 [ 27.119984] [] sock_sendmsg+0xca/0x110 [ 27.125490] [] ___sys_sendmsg+0x6d1/0x7e0 [ 27.131252] [] ? copy_msghdr_from_user+0x570/0x570 [ 27.137798] [] ? check_preemption_disabled+0x3b/0x200 [ 27.144604] [] ? check_preemption_disabled+0x3b/0x200 [ 27.151411] [] ? debug_mutex_init+0x1c/0x60 [ 27.157350] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.164155] [] ? __lock_is_held+0xa1/0xf0 [ 27.169919] [] ? check_preemption_disabled+0x3b/0x200 [ 27.176725] [] ? __fd_install+0x223/0x5f0 [ 27.182489] [] ? __fget_light+0x169/0x1f0 [ 27.188251] [] ? __fdget+0x18/0x20 [ 27.193408] [] ? sockfd_lookup_light+0x118/0x160 [ 27.199781] [] __sys_sendmsg+0xd6/0x190 [ 27.205370] [] ? SyS_shutdown+0x1b0/0x1b0 [ 27.211135] [] ? fd_install+0x4d/0x60 [ 27.216553] [] ? move_addr_to_kernel+0x50/0x50 executing program [ 27.222750] [] SyS_sendmsg+0x2d/0x50 [ 27.228079] [] ? __sys_sendmsg+0x190/0x190 [ 27.233932] [] do_syscall_64+0x1a4/0x490 [ 27.239610] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 27.246901] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 27.255649] caller is __this_cpu_preempt_check+0x1c/0x20 [ 27.261073] CPU: 1 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 27.268743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.278063] ffff8801cb8d7678 ffffffff81d95a19 0000000000000001 ffffffff83c19000 [ 27.286027] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 27.293988] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 27.301950] Call Trace: [ 27.304506] [] dump_stack+0xc1/0x128 [ 27.309838] [] check_preemption_disabled+0x1d4/0x200 [ 27.316568] [] __this_cpu_preempt_check+0x1c/0x20 [ 27.323037] [] ipcomp_init_state+0x188/0x930 [ 27.329065] [] ? __lock_is_held+0xa1/0xf0 [ 27.334831] [] ipcomp4_init_state+0xb0/0x7d0 [ 27.340857] [] __xfrm_init_state+0x3e7/0xb30 [ 27.346880] [] xfrm_init_state+0x1a/0x20 [ 27.352556] [] pfkey_add+0x1fb9/0x3470 [ 27.358059] [] ? pfkey_delete+0x360/0x360 [ 27.363824] [] ? pfkey_seq_stop+0x80/0x80 [ 27.369594] [] ? __skb_clone+0x24a/0x7d0 [ 27.375459] [] ? pfkey_delete+0x360/0x360 [ 27.381231] [] pfkey_process+0x68b/0x750 [ 27.386909] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 27.393720] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.400543] [] pfkey_sendmsg+0x3a9/0x760 [ 27.406233] [] ? pfkey_spdget+0x820/0x820 [ 27.412002] [] sock_sendmsg+0xca/0x110 [ 27.417508] [] ___sys_sendmsg+0x6d1/0x7e0 [ 27.423270] [] ? copy_msghdr_from_user+0x570/0x570 [ 27.429817] [] ? check_preemption_disabled+0x3b/0x200 [ 27.436626] [] ? check_preemption_disabled+0x3b/0x200 [ 27.443439] [] ? debug_mutex_init+0x1c/0x60 [ 27.449378] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.456185] [] ? __lock_is_held+0xa1/0xf0 [ 27.461950] [] ? check_preemption_disabled+0x3b/0x200 [ 27.468757] [] ? __fd_install+0x223/0x5f0 [ 27.474534] [] ? __fget_light+0x169/0x1f0 [ 27.480313] [] ? __fdget+0x18/0x20 [ 27.485480] [] ? sockfd_lookup_light+0x118/0x160 [ 27.491859] [] __sys_sendmsg+0xd6/0x190 [ 27.497459] [] ? SyS_shutdown+0x1b0/0x1b0 [ 27.503224] [] ? fd_install+0x4d/0x60 [ 27.508643] [] ? move_addr_to_kernel+0x50/0x50 [ 27.514844] [] SyS_sendmsg+0x2d/0x50 executing program [ 27.520174] [] ? __sys_sendmsg+0x190/0x190 [ 27.526026] [] do_syscall_64+0x1a4/0x490 [ 27.531708] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 27.539141] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 27.547897] caller is __this_cpu_preempt_check+0x1c/0x20 [ 27.553321] CPU: 1 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 27.560995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.570319] ffff8801cb8d7678 ffffffff81d95a19 0000000000000001 ffffffff83c19000 [ 27.578283] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 27.586259] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 27.594221] Call Trace: [ 27.596779] [] dump_stack+0xc1/0x128 [ 27.602112] [] check_preemption_disabled+0x1d4/0x200 [ 27.608834] [] __this_cpu_preempt_check+0x1c/0x20 [ 27.615300] [] ipcomp_init_state+0x188/0x930 [ 27.621328] [] ? __lock_is_held+0xa1/0xf0 [ 27.627096] [] ipcomp4_init_state+0xb0/0x7d0 [ 27.633124] [] __xfrm_init_state+0x3e7/0xb30 [ 27.639148] [] xfrm_init_state+0x1a/0x20 [ 27.644829] [] pfkey_add+0x1fb9/0x3470 [ 27.650332] [] ? pfkey_delete+0x360/0x360 [ 27.656097] [] ? pfkey_seq_stop+0x80/0x80 [ 27.661861] [] ? __skb_clone+0x24a/0x7d0 [ 27.667540] [] ? pfkey_delete+0x360/0x360 [ 27.673305] [] pfkey_process+0x68b/0x750 [ 27.678984] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 27.685796] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.692603] [] pfkey_sendmsg+0x3a9/0x760 [ 27.698281] [] ? pfkey_spdget+0x820/0x820 [ 27.704053] [] sock_sendmsg+0xca/0x110 [ 27.709565] [] ___sys_sendmsg+0x6d1/0x7e0 [ 27.715332] [] ? copy_msghdr_from_user+0x570/0x570 [ 27.721880] [] ? check_preemption_disabled+0x3b/0x200 [ 27.728696] [] ? check_preemption_disabled+0x3b/0x200 [ 27.735506] [] ? debug_mutex_init+0x1c/0x60 [ 27.741444] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.748251] [] ? __lock_is_held+0xa1/0xf0 [ 27.754020] [] ? check_preemption_disabled+0x3b/0x200 [ 27.760829] [] ? __fd_install+0x223/0x5f0 [ 27.766595] [] ? __fget_light+0x169/0x1f0 [ 27.772357] [] ? __fdget+0x18/0x20 [ 27.777515] [] ? sockfd_lookup_light+0x118/0x160 [ 27.783890] [] __sys_sendmsg+0xd6/0x190 [ 27.789486] [] ? SyS_shutdown+0x1b0/0x1b0 [ 27.795250] [] ? fd_install+0x4d/0x60 [ 27.800666] [] ? move_addr_to_kernel+0x50/0x50 [ 27.806866] [] SyS_sendmsg+0x2d/0x50 [ 27.812197] [] ? __sys_sendmsg+0x190/0x190 [ 27.818049] [] do_syscall_64+0x1a4/0x490 executing program [ 27.823728] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 27.831031] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 27.839784] caller is __this_cpu_preempt_check+0x1c/0x20 [ 27.845229] CPU: 1 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 27.852911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.862237] ffff8801cb8d7678 ffffffff81d95a19 0000000000000001 ffffffff83c19000 [ 27.870201] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 27.878163] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 27.886121] Call Trace: [ 27.888678] [] dump_stack+0xc1/0x128 [ 27.894010] [] check_preemption_disabled+0x1d4/0x200 [ 27.900731] [] __this_cpu_preempt_check+0x1c/0x20 [ 27.907190] [] ipcomp_init_state+0x188/0x930 [ 27.913216] [] ? __lock_is_held+0xa1/0xf0 [ 27.918984] [] ipcomp4_init_state+0xb0/0x7d0 [ 27.925007] [] __xfrm_init_state+0x3e7/0xb30 [ 27.931030] [] xfrm_init_state+0x1a/0x20 [ 27.936707] [] pfkey_add+0x1fb9/0x3470 [ 27.942212] [] ? pfkey_delete+0x360/0x360 [ 27.947974] [] ? pfkey_seq_stop+0x80/0x80 [ 27.953739] [] ? __skb_clone+0x24a/0x7d0 [ 27.959414] [] ? pfkey_delete+0x360/0x360 [ 27.965180] [] pfkey_process+0x68b/0x750 [ 27.970863] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 27.977672] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.984479] [] pfkey_sendmsg+0x3a9/0x760 [ 27.990159] [] ? pfkey_spdget+0x820/0x820 [ 27.995925] [] sock_sendmsg+0xca/0x110 [ 28.001428] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.007194] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.013740] [] ? check_preemption_disabled+0x3b/0x200 [ 28.020548] [] ? check_preemption_disabled+0x3b/0x200 [ 28.027356] [] ? debug_mutex_init+0x1c/0x60 [ 28.033293] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.040098] [] ? __lock_is_held+0xa1/0xf0 [ 28.045861] [] ? check_preemption_disabled+0x3b/0x200 [ 28.052669] [] ? __fd_install+0x223/0x5f0 [ 28.058431] [] ? __fget_light+0x169/0x1f0 [ 28.064193] [] ? __fdget+0x18/0x20 [ 28.069351] [] ? sockfd_lookup_light+0x118/0x160 executing program [ 28.075724] [] __sys_sendmsg+0xd6/0x190 [ 28.081315] [] ? SyS_shutdown+0x1b0/0x1b0 [ 28.087078] [] ? fd_install+0x4d/0x60 [ 28.092491] [] ? move_addr_to_kernel+0x50/0x50 [ 28.098690] [] SyS_sendmsg+0x2d/0x50 [ 28.104020] [] ? __sys_sendmsg+0x190/0x190 [ 28.109870] [] do_syscall_64+0x1a4/0x490 [ 28.115549] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 28.123674] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 28.132354] caller is __this_cpu_preempt_check+0x1c/0x20 [ 28.137798] CPU: 1 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 28.145478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.154801] ffff8801cb8d7678 ffffffff81d95a19 0000000000000001 ffffffff83c19000 [ 28.162760] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 28.170724] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 28.178682] Call Trace: [ 28.181240] [] dump_stack+0xc1/0x128 [ 28.186571] [] check_preemption_disabled+0x1d4/0x200 [ 28.193289] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.199748] [] ipcomp_init_state+0x188/0x930 [ 28.205773] [] ? __lock_is_held+0xa1/0xf0 [ 28.211537] [] ipcomp4_init_state+0xb0/0x7d0 [ 28.217561] [] __xfrm_init_state+0x3e7/0xb30 [ 28.223582] [] xfrm_init_state+0x1a/0x20 [ 28.229261] [] pfkey_add+0x1fb9/0x3470 [ 28.234765] [] ? pfkey_delete+0x360/0x360 [ 28.240528] [] ? pfkey_seq_stop+0x80/0x80 [ 28.246298] [] ? __skb_clone+0x24a/0x7d0 [ 28.251974] [] ? pfkey_delete+0x360/0x360 [ 28.257737] [] pfkey_process+0x68b/0x750 [ 28.263413] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.270222] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.277032] [] pfkey_sendmsg+0x3a9/0x760 [ 28.282717] [] ? pfkey_spdget+0x820/0x820 [ 28.288485] [] sock_sendmsg+0xca/0x110 [ 28.293990] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.299759] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.306310] [] ? check_preemption_disabled+0x3b/0x200 [ 28.313114] [] ? check_preemption_disabled+0x3b/0x200 [ 28.319927] [] ? debug_mutex_init+0x1c/0x60 [ 28.325866] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.332672] [] ? __lock_is_held+0xa1/0xf0 [ 28.338437] [] ? check_preemption_disabled+0x3b/0x200 [ 28.345245] [] ? __fd_install+0x223/0x5f0 [ 28.351008] [] ? __fget_light+0x169/0x1f0 [ 28.356771] [] ? __fdget+0x18/0x20 [ 28.361928] [] ? sockfd_lookup_light+0x118/0x160 [ 28.368298] [] __sys_sendmsg+0xd6/0x190 [ 28.373893] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 28.379662] [] ? fd_install+0x4d/0x60 [ 28.385079] [] ? move_addr_to_kernel+0x50/0x50 [ 28.391283] [] SyS_sendmsg+0x2d/0x50 [ 28.396614] [] ? __sys_sendmsg+0x190/0x190 [ 28.402468] [] do_syscall_64+0x1a4/0x490 [ 28.408145] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 28.415733] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 28.424425] caller is __this_cpu_preempt_check+0x1c/0x20 [ 28.429856] CPU: 1 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 28.437528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.446848] ffff8801cb8d7678 ffffffff81d95a19 0000000000000001 ffffffff83c19000 [ 28.454803] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 28.462762] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 28.470720] Call Trace: [ 28.473278] [] dump_stack+0xc1/0x128 [ 28.478617] [] check_preemption_disabled+0x1d4/0x200 [ 28.485341] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.491800] [] ipcomp_init_state+0x188/0x930 [ 28.497829] [] ? __lock_is_held+0xa1/0xf0 [ 28.503592] [] ipcomp4_init_state+0xb0/0x7d0 [ 28.509615] [] __xfrm_init_state+0x3e7/0xb30 [ 28.515641] [] xfrm_init_state+0x1a/0x20 [ 28.521321] [] pfkey_add+0x1fb9/0x3470 [ 28.526824] [] ? pfkey_delete+0x360/0x360 [ 28.532586] [] ? pfkey_seq_stop+0x80/0x80 [ 28.538351] [] ? __skb_clone+0x24a/0x7d0 [ 28.544030] [] ? pfkey_delete+0x360/0x360 [ 28.549793] [] pfkey_process+0x68b/0x750 [ 28.555469] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.562279] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.569084] [] pfkey_sendmsg+0x3a9/0x760 [ 28.574760] [] ? pfkey_spdget+0x820/0x820 [ 28.580524] [] sock_sendmsg+0xca/0x110 [ 28.586029] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.591793] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.598344] [] ? check_preemption_disabled+0x3b/0x200 [ 28.605148] [] ? check_preemption_disabled+0x3b/0x200 [ 28.611956] [] ? debug_mutex_init+0x1c/0x60 [ 28.617892] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.624700] [] ? __lock_is_held+0xa1/0xf0 [ 28.630462] [] ? check_preemption_disabled+0x3b/0x200 [ 28.637269] [] ? __fd_install+0x223/0x5f0 [ 28.643030] [] ? __fget_light+0x169/0x1f0 [ 28.648793] [] ? __fdget+0x18/0x20 [ 28.653952] [] ? sockfd_lookup_light+0x118/0x160 [ 28.660323] [] __sys_sendmsg+0xd6/0x190 [ 28.665913] [] ? SyS_shutdown+0x1b0/0x1b0 [ 28.671676] [] ? fd_install+0x4d/0x60 executing program [ 28.677092] [] ? move_addr_to_kernel+0x50/0x50 [ 28.683287] [] SyS_sendmsg+0x2d/0x50 [ 28.688625] [] ? __sys_sendmsg+0x190/0x190 [ 28.694477] [] do_syscall_64+0x1a4/0x490 [ 28.700503] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 28.708125] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 28.716795] caller is __this_cpu_preempt_check+0x1c/0x20 [ 28.722216] CPU: 1 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 28.729889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.739209] ffff8801cb8d7678 ffffffff81d95a19 0000000000000001 ffffffff83c19000 [ 28.747170] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 28.755127] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 28.763082] Call Trace: [ 28.765637] [] dump_stack+0xc1/0x128 [ 28.770969] [] check_preemption_disabled+0x1d4/0x200 [ 28.777686] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.784144] [] ipcomp_init_state+0x188/0x930 [ 28.790169] [] ? __lock_is_held+0xa1/0xf0 [ 28.795934] [] ipcomp4_init_state+0xb0/0x7d0 [ 28.801958] [] __xfrm_init_state+0x3e7/0xb30 [ 28.807983] [] xfrm_init_state+0x1a/0x20 [ 28.813660] [] pfkey_add+0x1fb9/0x3470 [ 28.819165] [] ? pfkey_delete+0x360/0x360 [ 28.824928] [] ? pfkey_seq_stop+0x80/0x80 [ 28.830695] [] ? __skb_clone+0x24a/0x7d0 [ 28.836373] [] ? pfkey_delete+0x360/0x360 [ 28.842135] [] pfkey_process+0x68b/0x750 [ 28.847812] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.854620] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.861426] [] pfkey_sendmsg+0x3a9/0x760 [ 28.867105] [] ? pfkey_spdget+0x820/0x820 [ 28.872872] [] sock_sendmsg+0xca/0x110 [ 28.878378] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.884142] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.890689] [] ? check_preemption_disabled+0x3b/0x200 [ 28.897494] [] ? check_preemption_disabled+0x3b/0x200 [ 28.904298] [] ? debug_mutex_init+0x1c/0x60 [ 28.910235] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.917039] [] ? __lock_is_held+0xa1/0xf0 [ 28.922803] [] ? check_preemption_disabled+0x3b/0x200 [ 28.929610] [] ? __fd_install+0x223/0x5f0 [ 28.935375] [] ? __fget_light+0x169/0x1f0 [ 28.941226] [] ? __fdget+0x18/0x20 [ 28.946386] [] ? sockfd_lookup_light+0x118/0x160 [ 28.952759] [] __sys_sendmsg+0xd6/0x190 [ 28.958357] [] ? SyS_shutdown+0x1b0/0x1b0 [ 28.964128] [] ? fd_install+0x4d/0x60 [ 28.969553] [] ? move_addr_to_kernel+0x50/0x50 [ 28.975756] [] SyS_sendmsg+0x2d/0x50 executing program [ 28.981096] [] ? __sys_sendmsg+0x190/0x190 [ 28.986964] [] do_syscall_64+0x1a4/0x490 [ 28.992647] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.000218] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 29.008891] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.014337] CPU: 1 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 29.022015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.031336] ffff8801cb8d7678 ffffffff81d95a19 0000000000000001 ffffffff83c19000 [ 29.039296] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 29.047261] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 29.055217] Call Trace: [ 29.057779] [] dump_stack+0xc1/0x128 [ 29.063113] [] check_preemption_disabled+0x1d4/0x200 [ 29.069832] [] __this_cpu_preempt_check+0x1c/0x20 [ 29.076296] [] ipcomp_init_state+0x188/0x930 [ 29.082322] [] ? __lock_is_held+0xa1/0xf0 [ 29.088089] [] ipcomp4_init_state+0xb0/0x7d0 [ 29.094123] [] __xfrm_init_state+0x3e7/0xb30 [ 29.100159] [] xfrm_init_state+0x1a/0x20 [ 29.105838] [] pfkey_add+0x1fb9/0x3470 [ 29.111344] [] ? pfkey_delete+0x360/0x360 [ 29.117109] [] ? pfkey_seq_stop+0x80/0x80 [ 29.122880] [] ? __skb_clone+0x24a/0x7d0 [ 29.128563] [] ? pfkey_delete+0x360/0x360 [ 29.134331] [] pfkey_process+0x68b/0x750 [ 29.140009] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 29.146823] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.153631] [] pfkey_sendmsg+0x3a9/0x760 [ 29.159310] [] ? pfkey_spdget+0x820/0x820 [ 29.165077] [] sock_sendmsg+0xca/0x110 [ 29.170580] [] ___sys_sendmsg+0x6d1/0x7e0 [ 29.176344] [] ? copy_msghdr_from_user+0x570/0x570 [ 29.182889] [] ? check_preemption_disabled+0x3b/0x200 [ 29.189694] [] ? check_preemption_disabled+0x3b/0x200 [ 29.196501] [] ? debug_mutex_init+0x1c/0x60 [ 29.202442] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.209252] [] ? __lock_is_held+0xa1/0xf0 [ 29.215020] [] ? check_preemption_disabled+0x3b/0x200 [ 29.221829] [] ? __fd_install+0x223/0x5f0 [ 29.227596] [] ? __fget_light+0x169/0x1f0 [ 29.233366] [] ? __fdget+0x18/0x20 [ 29.238527] [] ? sockfd_lookup_light+0x118/0x160 [ 29.244904] [] __sys_sendmsg+0xd6/0x190 [ 29.250495] [] ? SyS_shutdown+0x1b0/0x1b0 [ 29.256258] [] ? fd_install+0x4d/0x60 [ 29.261674] [] ? move_addr_to_kernel+0x50/0x50 [ 29.267870] [] SyS_sendmsg+0x2d/0x50 [ 29.273198] [] ? __sys_sendmsg+0x190/0x190 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 29.279048] [] do_syscall_64+0x1a4/0x490 [ 29.284726] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 31.394152] check_preemption_disabled: 1043 callbacks suppressed [ 31.394157] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 31.408973] caller is __this_cpu_preempt_check+0x1c/0x20 [ 31.414415] CPU: 0 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 31.422085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.431406] ffff8801cb8d7678 ffffffff81d95a19 0000000000000000 ffffffff83c19000 [ 31.439366] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 31.447327] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 31.455288] Call Trace: [ 31.457845] [] dump_stack+0xc1/0x128 [ 31.463177] [] check_preemption_disabled+0x1d4/0x200 [ 31.469895] [] __this_cpu_preempt_check+0x1c/0x20 [ 31.476355] [] ipcomp_init_state+0x188/0x930 [ 31.482382] [] ? __lock_is_held+0xa1/0xf0 [ 31.488149] [] ipcomp4_init_state+0xb0/0x7d0 [ 31.494178] [] __xfrm_init_state+0x3e7/0xb30 [ 31.500204] [] xfrm_init_state+0x1a/0x20 [ 31.505887] [] pfkey_add+0x1fb9/0x3470 [ 31.511389] [] ? pfkey_delete+0x360/0x360 [ 31.517154] [] ? pfkey_seq_stop+0x80/0x80 [ 31.522919] [] ? __skb_clone+0x24a/0x7d0 [ 31.528596] [] ? pfkey_delete+0x360/0x360 [ 31.534357] [] pfkey_process+0x68b/0x750 [ 31.540034] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 31.546840] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.553643] [] pfkey_sendmsg+0x3a9/0x760 [ 31.559320] [] ? pfkey_spdget+0x820/0x820 [ 31.565085] [] sock_sendmsg+0xca/0x110 [ 31.570585] [] ___sys_sendmsg+0x6d1/0x7e0 [ 31.576346] [] ? SyS_socket+0x162/0x1b0 [ 31.581937] [] ? copy_msghdr_from_user+0x570/0x570 [ 31.588484] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 31.595290] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 31.602183] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.608986] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 31.615880] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 31.622686] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 31.629407] [] ? quarantine_put+0xaa/0x180 [ 31.635262] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.642066] [] ? check_preemption_disabled+0x3b/0x200 [ 31.648875] [] ? check_preemption_disabled+0x3b/0x200 [ 31.655682] [] ? sock_destroy_inode+0x56/0x70 [ 31.661792] [] ? sock_destroy_inode+0x56/0x70 [ 31.667901] [] ? __fget_light+0x169/0x1f0 [ 31.673664] [] ? __fdget+0x18/0x20 [ 31.678823] [] ? sockfd_lookup_light+0x118/0x160 [ 31.685193] [] __sys_sendmsg+0xd6/0x190 executing program [ 31.690782] [] ? SyS_shutdown+0x1b0/0x1b0 [ 31.696545] [] ? iput+0x2af/0x900 [ 31.701617] [] ? sock_release+0x16d/0x1e0 [ 31.707381] [] ? move_addr_to_kernel+0x50/0x50 [ 31.713577] [] SyS_sendmsg+0x2d/0x50 [ 31.718907] [] ? __sys_sendmsg+0x190/0x190 [ 31.724761] [] do_syscall_64+0x1a4/0x490 [ 31.730449] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 31.774133] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 31.782785] caller is __this_cpu_preempt_check+0x1c/0x20 [ 31.788233] CPU: 0 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 31.795915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.805239] ffff8801cb8d7678 ffffffff81d95a19 0000000000000000 ffffffff83c19000 [ 31.813212] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 31.821430] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 31.829388] Call Trace: [ 31.831945] [] dump_stack+0xc1/0x128 [ 31.837277] [] check_preemption_disabled+0x1d4/0x200 [ 31.843996] [] __this_cpu_preempt_check+0x1c/0x20 [ 31.850456] [] ipcomp_init_state+0x188/0x930 [ 31.856483] [] ? __lock_is_held+0xa1/0xf0 [ 31.862516] [] ipcomp4_init_state+0xb0/0x7d0 [ 31.868542] [] __xfrm_init_state+0x3e7/0xb30 [ 31.874568] [] xfrm_init_state+0x1a/0x20 [ 31.880248] [] pfkey_add+0x1fb9/0x3470 [ 31.885749] [] ? pfkey_delete+0x360/0x360 [ 31.891512] [] ? pfkey_seq_stop+0x80/0x80 [ 31.897278] [] ? __skb_clone+0x24a/0x7d0 [ 31.902960] [] ? pfkey_delete+0x360/0x360 [ 31.908724] [] pfkey_process+0x68b/0x750 [ 31.914403] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 31.921209] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.928015] [] pfkey_sendmsg+0x3a9/0x760 [ 31.933690] [] ? pfkey_spdget+0x820/0x820 [ 31.939457] [] sock_sendmsg+0xca/0x110 [ 31.944968] [] ___sys_sendmsg+0x6d1/0x7e0 [ 31.950730] [] ? SyS_socket+0x162/0x1b0 [ 31.956321] [] ? copy_msghdr_from_user+0x570/0x570 [ 31.962868] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 31.969674] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 31.976568] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.983373] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 31.990268] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 31.997077] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 32.003796] [] ? quarantine_put+0xaa/0x180 [ 32.009649] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.016454] [] ? check_preemption_disabled+0x3b/0x200 [ 32.023261] [] ? check_preemption_disabled+0x3b/0x200 [ 32.030070] [] ? sock_destroy_inode+0x56/0x70 [ 32.036184] [] ? sock_destroy_inode+0x56/0x70 [ 32.042296] [] ? __fget_light+0x169/0x1f0 [ 32.048058] [] ? __fdget+0x18/0x20 [ 32.053214] [] ? sockfd_lookup_light+0x118/0x160 [ 32.059584] [] __sys_sendmsg+0xd6/0x190 [ 32.065175] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 32.070939] [] ? iput+0x2af/0x900 [ 32.076010] [] ? sock_release+0x16d/0x1e0 [ 32.081774] [] ? move_addr_to_kernel+0x50/0x50 [ 32.087975] [] SyS_sendmsg+0x2d/0x50 [ 32.093303] [] ? __sys_sendmsg+0x190/0x190 [ 32.099154] [] do_syscall_64+0x1a4/0x490 [ 32.104838] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 32.154136] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 32.162794] caller is __this_cpu_preempt_check+0x1c/0x20 [ 32.168243] CPU: 0 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 32.175923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.185247] ffff8801cb8d7678 ffffffff81d95a19 0000000000000000 ffffffff83c19000 [ 32.193207] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 32.201173] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 32.209134] Call Trace: [ 32.211691] [] dump_stack+0xc1/0x128 [ 32.217022] [] check_preemption_disabled+0x1d4/0x200 [ 32.223740] [] __this_cpu_preempt_check+0x1c/0x20 [ 32.230202] [] ipcomp_init_state+0x188/0x930 [ 32.236227] [] ? __lock_is_held+0xa1/0xf0 [ 32.241993] [] ipcomp4_init_state+0xb0/0x7d0 [ 32.248017] [] __xfrm_init_state+0x3e7/0xb30 [ 32.254042] [] xfrm_init_state+0x1a/0x20 [ 32.259717] [] pfkey_add+0x1fb9/0x3470 [ 32.265222] [] ? pfkey_delete+0x360/0x360 [ 32.270986] [] ? pfkey_seq_stop+0x80/0x80 [ 32.276760] [] ? __skb_clone+0x24a/0x7d0 [ 32.282435] [] ? pfkey_delete+0x360/0x360 [ 32.288198] [] pfkey_process+0x68b/0x750 [ 32.293879] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 32.300691] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.307498] [] pfkey_sendmsg+0x3a9/0x760 [ 32.313174] [] ? pfkey_spdget+0x820/0x820 [ 32.318937] [] sock_sendmsg+0xca/0x110 [ 32.324440] [] ___sys_sendmsg+0x6d1/0x7e0 [ 32.330204] [] ? SyS_socket+0x162/0x1b0 [ 32.335795] [] ? copy_msghdr_from_user+0x570/0x570 [ 32.342348] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 32.349154] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 32.356050] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.362858] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 32.369749] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 32.376554] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 32.383274] [] ? quarantine_put+0xaa/0x180 [ 32.389126] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.395932] [] ? check_preemption_disabled+0x3b/0x200 [ 32.402740] [] ? check_preemption_disabled+0x3b/0x200 [ 32.409547] [] ? sock_destroy_inode+0x56/0x70 [ 32.415657] [] ? sock_destroy_inode+0x56/0x70 [ 32.421769] [] ? __fget_light+0x169/0x1f0 [ 32.427532] [] ? __fdget+0x18/0x20 [ 32.432690] [] ? sockfd_lookup_light+0x118/0x160 [ 32.439062] [] __sys_sendmsg+0xd6/0x190 [ 32.444653] [] ? SyS_shutdown+0x1b0/0x1b0 [ 32.450416] [] ? iput+0x2af/0x900 executing program [ 32.455486] [] ? sock_release+0x16d/0x1e0 [ 32.461251] [] ? move_addr_to_kernel+0x50/0x50 [ 32.467449] [] SyS_sendmsg+0x2d/0x50 [ 32.472778] [] ? __sys_sendmsg+0x190/0x190 [ 32.478636] [] do_syscall_64+0x1a4/0x490 [ 32.484316] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 32.524140] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 32.532805] caller is __this_cpu_preempt_check+0x1c/0x20 [ 32.538254] CPU: 0 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 32.545934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.555258] ffff8801cb8d7678 ffffffff81d95a19 0000000000000000 ffffffff83c19000 [ 32.563216] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 32.571182] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 32.579147] Call Trace: [ 32.581705] [] dump_stack+0xc1/0x128 [ 32.587041] [] check_preemption_disabled+0x1d4/0x200 [ 32.593762] [] __this_cpu_preempt_check+0x1c/0x20 [ 32.600222] [] ipcomp_init_state+0x188/0x930 [ 32.606248] [] ? __lock_is_held+0xa1/0xf0 [ 32.612015] [] ipcomp4_init_state+0xb0/0x7d0 [ 32.618037] [] __xfrm_init_state+0x3e7/0xb30 [ 32.624058] [] xfrm_init_state+0x1a/0x20 [ 32.629734] [] pfkey_add+0x1fb9/0x3470 [ 32.635234] [] ? pfkey_delete+0x360/0x360 [ 32.640998] [] ? pfkey_seq_stop+0x80/0x80 [ 32.646762] [] ? __skb_clone+0x24a/0x7d0 [ 32.652442] [] ? pfkey_delete+0x360/0x360 [ 32.658206] [] pfkey_process+0x68b/0x750 [ 32.663883] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 32.670690] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.677493] [] pfkey_sendmsg+0x3a9/0x760 [ 32.683167] [] ? pfkey_spdget+0x820/0x820 [ 32.688941] [] sock_sendmsg+0xca/0x110 [ 32.694444] [] ___sys_sendmsg+0x6d1/0x7e0 [ 32.700205] [] ? SyS_socket+0x162/0x1b0 [ 32.705796] [] ? copy_msghdr_from_user+0x570/0x570 [ 32.712345] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 32.719155] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 32.726050] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.732856] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 32.739750] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 32.746558] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 32.753281] [] ? quarantine_put+0xaa/0x180 [ 32.759137] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.765944] [] ? check_preemption_disabled+0x3b/0x200 [ 32.772751] [] ? check_preemption_disabled+0x3b/0x200 [ 32.779565] [] ? sock_destroy_inode+0x56/0x70 [ 32.785679] [] ? sock_destroy_inode+0x56/0x70 [ 32.791792] [] ? __fget_light+0x169/0x1f0 [ 32.797556] [] ? __fdget+0x18/0x20 [ 32.802712] [] ? sockfd_lookup_light+0x118/0x160 [ 32.809082] [] __sys_sendmsg+0xd6/0x190 [ 32.814671] [] ? SyS_shutdown+0x1b0/0x1b0 [ 32.820433] [] ? iput+0x2af/0x900 executing program [ 32.825503] [] ? sock_release+0x16d/0x1e0 [ 32.831266] [] ? move_addr_to_kernel+0x50/0x50 [ 32.837463] [] SyS_sendmsg+0x2d/0x50 [ 32.842789] [] ? __sys_sendmsg+0x190/0x190 [ 32.848641] [] do_syscall_64+0x1a4/0x490 [ 32.854319] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 32.904148] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 32.912813] caller is __this_cpu_preempt_check+0x1c/0x20 [ 32.918260] CPU: 0 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 32.925941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.935266] ffff8801cb8d7678 ffffffff81d95a19 0000000000000000 ffffffff83c19000 [ 32.943236] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 32.951198] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 32.959173] Call Trace: [ 32.961734] [] dump_stack+0xc1/0x128 [ 32.967067] [] check_preemption_disabled+0x1d4/0x200 [ 32.973787] [] __this_cpu_preempt_check+0x1c/0x20 [ 32.980246] [] ipcomp_init_state+0x188/0x930 [ 32.986269] [] ? __lock_is_held+0xa1/0xf0 [ 32.992031] [] ipcomp4_init_state+0xb0/0x7d0 [ 32.998053] [] __xfrm_init_state+0x3e7/0xb30 [ 33.004079] [] xfrm_init_state+0x1a/0x20 [ 33.009759] [] pfkey_add+0x1fb9/0x3470 [ 33.015261] [] ? pfkey_delete+0x360/0x360 [ 33.021023] [] ? pfkey_seq_stop+0x80/0x80 [ 33.026788] [] ? __skb_clone+0x24a/0x7d0 [ 33.032464] [] ? pfkey_delete+0x360/0x360 [ 33.038227] [] pfkey_process+0x68b/0x750 [ 33.043908] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 33.050719] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.057525] [] pfkey_sendmsg+0x3a9/0x760 [ 33.063199] [] ? pfkey_spdget+0x820/0x820 [ 33.068966] [] sock_sendmsg+0xca/0x110 [ 33.074468] [] ___sys_sendmsg+0x6d1/0x7e0 [ 33.080231] [] ? SyS_socket+0x162/0x1b0 [ 33.085821] [] ? copy_msghdr_from_user+0x570/0x570 [ 33.092369] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 33.099176] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 33.106067] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.112869] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 33.119764] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 33.126572] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 33.133292] [] ? quarantine_put+0xaa/0x180 [ 33.139145] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.145951] [] ? check_preemption_disabled+0x3b/0x200 [ 33.152756] [] ? check_preemption_disabled+0x3b/0x200 [ 33.159562] [] ? sock_destroy_inode+0x56/0x70 [ 33.165675] [] ? sock_destroy_inode+0x56/0x70 [ 33.171787] [] ? __fget_light+0x169/0x1f0 [ 33.177550] [] ? __fdget+0x18/0x20 [ 33.182705] [] ? sockfd_lookup_light+0x118/0x160 [ 33.189074] [] __sys_sendmsg+0xd6/0x190 [ 33.194663] [] ? SyS_shutdown+0x1b0/0x1b0 [ 33.200426] [] ? iput+0x2af/0x900 executing program [ 33.205496] [] ? sock_release+0x16d/0x1e0 [ 33.211259] [] ? move_addr_to_kernel+0x50/0x50 [ 33.217457] [] SyS_sendmsg+0x2d/0x50 [ 33.222784] [] ? __sys_sendmsg+0x190/0x190 [ 33.228636] [] do_syscall_64+0x1a4/0x490 [ 33.234345] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 33.274344] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 33.283023] caller is __this_cpu_preempt_check+0x1c/0x20 [ 33.288480] CPU: 0 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 33.296164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.305486] ffff8801cb8d7678 ffffffff81d95a19 0000000000000000 ffffffff83c19000 [ 33.313447] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 33.321412] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 33.329374] Call Trace: [ 33.331928] [] dump_stack+0xc1/0x128 [ 33.337262] [] check_preemption_disabled+0x1d4/0x200 [ 33.343982] [] __this_cpu_preempt_check+0x1c/0x20 [ 33.350443] [] ipcomp_init_state+0x188/0x930 [ 33.356469] [] ? __lock_is_held+0xa1/0xf0 [ 33.362234] [] ipcomp4_init_state+0xb0/0x7d0 [ 33.368258] [] __xfrm_init_state+0x3e7/0xb30 [ 33.374281] [] xfrm_init_state+0x1a/0x20 [ 33.379958] [] pfkey_add+0x1fb9/0x3470 [ 33.385459] [] ? pfkey_delete+0x360/0x360 [ 33.391222] [] ? pfkey_seq_stop+0x80/0x80 [ 33.396998] [] ? __skb_clone+0x24a/0x7d0 [ 33.402688] [] ? pfkey_delete+0x360/0x360 [ 33.408452] [] pfkey_process+0x68b/0x750 [ 33.414131] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 33.420936] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.427749] [] pfkey_sendmsg+0x3a9/0x760 [ 33.433424] [] ? pfkey_spdget+0x820/0x820 [ 33.439190] [] sock_sendmsg+0xca/0x110 [ 33.444692] [] ___sys_sendmsg+0x6d1/0x7e0 [ 33.450452] [] ? SyS_socket+0x162/0x1b0 [ 33.456042] [] ? copy_msghdr_from_user+0x570/0x570 [ 33.462589] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 33.469395] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 33.476290] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.483096] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 33.489988] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 33.496793] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 33.503520] [] ? quarantine_put+0xaa/0x180 [ 33.509373] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.516179] [] ? check_preemption_disabled+0x3b/0x200 [ 33.522983] [] ? check_preemption_disabled+0x3b/0x200 [ 33.529797] [] ? sock_destroy_inode+0x56/0x70 [ 33.535908] [] ? sock_destroy_inode+0x56/0x70 [ 33.542018] [] ? __fget_light+0x169/0x1f0 [ 33.547782] [] ? __fdget+0x18/0x20 [ 33.552941] [] ? sockfd_lookup_light+0x118/0x160 [ 33.559311] [] __sys_sendmsg+0xd6/0x190 [ 33.564900] [] ? SyS_shutdown+0x1b0/0x1b0 [ 33.570663] [] ? iput+0x2af/0x900 executing program [ 33.575730] [] ? sock_release+0x16d/0x1e0 [ 33.581491] [] ? move_addr_to_kernel+0x50/0x50 [ 33.587686] [] SyS_sendmsg+0x2d/0x50 [ 33.593020] [] ? __sys_sendmsg+0x190/0x190 [ 33.598870] [] do_syscall_64+0x1a4/0x490 [ 33.604549] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 33.644156] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 33.652815] caller is __this_cpu_preempt_check+0x1c/0x20 [ 33.658273] CPU: 0 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 33.665958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.675283] ffff8801cb8d7678 ffffffff81d95a19 0000000000000000 ffffffff83c19000 [ 33.683244] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 33.691204] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 33.699171] Call Trace: [ 33.701728] [] dump_stack+0xc1/0x128 [ 33.707060] [] check_preemption_disabled+0x1d4/0x200 [ 33.713779] [] __this_cpu_preempt_check+0x1c/0x20 [ 33.720241] [] ipcomp_init_state+0x188/0x930 [ 33.726267] [] ? __lock_is_held+0xa1/0xf0 [ 33.732029] [] ipcomp4_init_state+0xb0/0x7d0 [ 33.738053] [] __xfrm_init_state+0x3e7/0xb30 [ 33.744075] [] xfrm_init_state+0x1a/0x20 [ 33.749762] [] pfkey_add+0x1fb9/0x3470 [ 33.755265] [] ? pfkey_delete+0x360/0x360 [ 33.761028] [] ? pfkey_seq_stop+0x80/0x80 [ 33.766791] [] ? __skb_clone+0x24a/0x7d0 [ 33.772466] [] ? pfkey_delete+0x360/0x360 [ 33.778228] [] pfkey_process+0x68b/0x750 [ 33.783912] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 33.790724] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.797528] [] pfkey_sendmsg+0x3a9/0x760 [ 33.803205] [] ? pfkey_spdget+0x820/0x820 [ 33.808975] [] sock_sendmsg+0xca/0x110 [ 33.814477] [] ___sys_sendmsg+0x6d1/0x7e0 [ 33.820240] [] ? SyS_socket+0x162/0x1b0 [ 33.825829] [] ? copy_msghdr_from_user+0x570/0x570 [ 33.832375] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 33.839182] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 33.846075] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.852882] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 33.860088] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 33.866895] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 33.873614] [] ? quarantine_put+0xaa/0x180 [ 33.879466] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.886273] [] ? check_preemption_disabled+0x3b/0x200 [ 33.893079] [] ? check_preemption_disabled+0x3b/0x200 [ 33.899884] [] ? sock_destroy_inode+0x56/0x70 [ 33.905997] [] ? sock_destroy_inode+0x56/0x70 [ 33.912107] [] ? __fget_light+0x169/0x1f0 [ 33.917868] [] ? __fdget+0x18/0x20 [ 33.923024] [] ? sockfd_lookup_light+0x118/0x160 [ 33.929395] [] __sys_sendmsg+0xd6/0x190 [ 33.934986] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 33.940751] [] ? iput+0x2af/0x900 [ 33.945820] [] ? sock_release+0x16d/0x1e0 [ 33.951584] [] ? move_addr_to_kernel+0x50/0x50 [ 33.957781] [] SyS_sendmsg+0x2d/0x50 [ 33.963108] [] ? __sys_sendmsg+0x190/0x190 [ 33.968961] [] do_syscall_64+0x1a4/0x490 [ 33.974640] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.014152] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 34.022811] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.028262] CPU: 0 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 34.035941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.045264] ffff8801cb8d7678 ffffffff81d95a19 0000000000000000 ffffffff83c19000 [ 34.053224] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 34.061192] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 34.069147] Call Trace: [ 34.071703] [] dump_stack+0xc1/0x128 [ 34.077035] [] check_preemption_disabled+0x1d4/0x200 [ 34.083754] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.090212] [] ipcomp_init_state+0x188/0x930 [ 34.096237] [] ? __lock_is_held+0xa1/0xf0 [ 34.102002] [] ipcomp4_init_state+0xb0/0x7d0 [ 34.108027] [] __xfrm_init_state+0x3e7/0xb30 [ 34.114051] [] xfrm_init_state+0x1a/0x20 [ 34.119728] [] pfkey_add+0x1fb9/0x3470 [ 34.125235] [] ? pfkey_delete+0x360/0x360 [ 34.130996] [] ? pfkey_seq_stop+0x80/0x80 [ 34.136760] [] ? __skb_clone+0x24a/0x7d0 [ 34.142434] [] ? pfkey_delete+0x360/0x360 [ 34.148197] [] pfkey_process+0x68b/0x750 [ 34.153874] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.160680] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.167485] [] pfkey_sendmsg+0x3a9/0x760 [ 34.173162] [] ? pfkey_spdget+0x820/0x820 [ 34.178924] [] sock_sendmsg+0xca/0x110 [ 34.184435] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.190197] [] ? SyS_socket+0x162/0x1b0 [ 34.195787] [] ? copy_msghdr_from_user+0x570/0x570 [ 34.202331] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 34.209137] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 34.216031] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.222835] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.229732] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 34.236536] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 34.243258] [] ? quarantine_put+0xaa/0x180 [ 34.249110] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.255918] [] ? check_preemption_disabled+0x3b/0x200 [ 34.262723] [] ? check_preemption_disabled+0x3b/0x200 [ 34.269529] [] ? sock_destroy_inode+0x56/0x70 [ 34.275639] [] ? sock_destroy_inode+0x56/0x70 [ 34.281762] [] ? __fget_light+0x169/0x1f0 [ 34.287526] [] ? __fdget+0x18/0x20 [ 34.292683] [] ? sockfd_lookup_light+0x118/0x160 [ 34.299057] [] __sys_sendmsg+0xd6/0x190 [ 34.304656] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.310417] [] ? iput+0x2af/0x900 executing program [ 34.315489] [] ? sock_release+0x16d/0x1e0 [ 34.321253] [] ? move_addr_to_kernel+0x50/0x50 [ 34.327450] [] SyS_sendmsg+0x2d/0x50 [ 34.332778] [] ? __sys_sendmsg+0x190/0x190 [ 34.338629] [] do_syscall_64+0x1a4/0x490 [ 34.344313] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.394159] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 34.402828] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.408278] CPU: 0 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 34.415959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.425283] ffff8801cb8d7678 ffffffff81d95a19 0000000000000000 ffffffff83c19000 [ 34.433242] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 34.441200] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 34.449160] Call Trace: [ 34.451718] [] dump_stack+0xc1/0x128 [ 34.457051] [] check_preemption_disabled+0x1d4/0x200 [ 34.463769] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.470228] [] ipcomp_init_state+0x188/0x930 [ 34.476253] [] ? __lock_is_held+0xa1/0xf0 [ 34.482016] [] ipcomp4_init_state+0xb0/0x7d0 [ 34.488045] [] __xfrm_init_state+0x3e7/0xb30 [ 34.494068] [] xfrm_init_state+0x1a/0x20 [ 34.499745] [] pfkey_add+0x1fb9/0x3470 [ 34.505248] [] ? pfkey_delete+0x360/0x360 [ 34.511013] [] ? pfkey_seq_stop+0x80/0x80 [ 34.516778] [] ? __skb_clone+0x24a/0x7d0 [ 34.522455] [] ? pfkey_delete+0x360/0x360 [ 34.528220] [] pfkey_process+0x68b/0x750 [ 34.533906] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.540721] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.547526] [] pfkey_sendmsg+0x3a9/0x760 [ 34.553206] [] ? pfkey_spdget+0x820/0x820 [ 34.558971] [] sock_sendmsg+0xca/0x110 [ 34.564476] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.570242] [] ? SyS_socket+0x162/0x1b0 [ 34.575833] [] ? copy_msghdr_from_user+0x570/0x570 [ 34.582380] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 34.589186] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 34.596078] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.602886] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.609780] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 34.616585] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 34.623303] [] ? quarantine_put+0xaa/0x180 [ 34.629155] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.635962] [] ? check_preemption_disabled+0x3b/0x200 [ 34.642768] [] ? check_preemption_disabled+0x3b/0x200 [ 34.649577] [] ? sock_destroy_inode+0x56/0x70 [ 34.655693] [] ? sock_destroy_inode+0x56/0x70 [ 34.661807] [] ? __fget_light+0x169/0x1f0 [ 34.667571] [] ? __fdget+0x18/0x20 [ 34.672727] [] ? sockfd_lookup_light+0x118/0x160 [ 34.679100] [] __sys_sendmsg+0xd6/0x190 [ 34.684692] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.690455] [] ? iput+0x2af/0x900 executing program [ 34.695526] [] ? sock_release+0x16d/0x1e0 [ 34.701291] [] ? move_addr_to_kernel+0x50/0x50 [ 34.707489] [] SyS_sendmsg+0x2d/0x50 [ 34.712817] [] ? __sys_sendmsg+0x190/0x190 [ 34.718669] [] do_syscall_64+0x1a4/0x490 [ 34.724347] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.764143] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller755207/3799 [ 34.772810] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.778260] CPU: 0 PID: 3799 Comm: syzkaller755207 Not tainted 4.9.87-ga290494 #53 [ 34.785939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.795264] ffff8801cb8d7678 ffffffff81d95a19 0000000000000000 ffffffff83c19000 [ 34.803229] ffffffff83f45e60 ffff8801b2dc6000 0000000000000003 ffff8801cb8d76b8 [ 34.811188] ffffffff81dfd014 ffff8801cb8d76d0 ffffffff83f45e60 dffffc0000000000 [ 34.819147] Call Trace: [ 34.821702] [] dump_stack+0xc1/0x128 [ 34.827035] [] check_preemption_disabled+0x1d4/0x200 [ 34.833755] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.840213] [] ipcomp_init_state+0x188/0x930 [ 34.846238] [] ? __lock_is_held+0xa1/0xf0 [ 34.852005] [] ipcomp4_init_state+0xb0/0x7d0 [ 34.858029] [] __xfrm_init_state+0x3e7/0xb30 [ 34.864052] [] xfrm_init_state+0x1a/0x20 [ 34.869729] [] pfkey_add+0x1fb9/0x3470 [ 34.875230] [] ? pfkey_delete+0x360/0x360 [ 34.880992] [] ? pfkey_seq_stop+0x80/0x80 [ 34.886757] [] ? __skb_clone+0x24a/0x7d0 [ 34.892435] [] ? pfkey_delete+0x360/0x360 [ 34.898204] [] pfkey_process+0x68b/0x750 [ 34.903879] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.910683] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.917489] [] pfkey_sendmsg+0x3a9/0x760 [ 34.923165] [] ? pfkey_spdget+0x820/0x820 [ 34.928933] [] sock_sendmsg+0xca/0x110 [ 34.934435] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.940198] [] ? SyS_socket+0x162/0x1b0 [ 34.945787] [] ? copy_msghdr_from_user+0x570/0x570 [ 34.952352] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 34.959166] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 34.966060] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.972874] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.979767] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 34.986573] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 34.993296] [] ? quarantine_put+0xaa/0x180 [ 34.999146] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.005950] [] ? check_preemption_disabled+0x3b/0x200 [ 35.012753] [] ? check_preemption_disabled+0x3b/0x200 [ 35.019560] [] ? sock_destroy_inode+0x56/0x70 [ 35.025674] [] ? sock_destroy_inode+0x56/0x70 [ 35.031788] [] ? __fget_light+0x169/0x1f0 [ 35.037549] [] ? __fdget+0x18/0x20 [ 35.042704] [] ? sockfd_lookup_light+0x118/0x160 [ 35.049073] [] __sys_sendmsg+0xd6/0x190 [ 35.054661] [] ? SyS_shutdown+0x1b0/0x1b0 [ 35.060422] [] ? iput+0x2af/0x900 executing program executing program [ 35.065495] [] ? sock_release+0x16d/0x1e0 [ 35.071259] [] ? move_addr_to_kernel+0x50/0x50 [ 35.077457] [] SyS_sendmsg+0x2d/0x50 [ 35.082785] [] ? __sys_sendmsg+0x190/0x190 [ 35.088638] [] do_syscall_64+0x1a4/0x490 [ 35.094314] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program