[....] Starting enhanced syslogd: rsyslogd[ 14.892854] audit: type=1400 audit(1522159395.442:4): avc: denied { syslog } for pid=3650 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 '10.128.10.3' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 28.111921] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 28.120781] caller is __this_cpu_preempt_check+0x1c/0x20 [ 28.126244] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 28.133929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.143285] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 28.151252] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 28.159214] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 28.167170] Call Trace: [ 28.169728] [] dump_stack+0xc1/0x128 [ 28.175063] [] check_preemption_disabled+0x1d4/0x200 [ 28.181784] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.188245] [] ipcomp_init_state+0x188/0x930 [ 28.194282] [] ? __lock_is_held+0xa1/0xf0 [ 28.200049] [] ipcomp6_init_state+0xb5/0x820 [ 28.206078] [] ? __xfrm_init_state+0x363/0xb30 [ 28.212277] [] __xfrm_init_state+0x3e7/0xb30 [ 28.218302] [] xfrm_init_state+0x1a/0x20 [ 28.223979] [] pfkey_add+0x1fb9/0x3470 [ 28.229482] [] ? pfkey_delete+0x360/0x360 [ 28.235246] [] ? pfkey_seq_stop+0x80/0x80 [ 28.241022] [] ? __skb_clone+0x24a/0x7d0 [ 28.246698] [] ? pfkey_delete+0x360/0x360 [ 28.252463] [] pfkey_process+0x68b/0x750 [ 28.258140] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.264947] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.271757] [] pfkey_sendmsg+0x3a9/0x760 [ 28.277437] [] ? pfkey_spdget+0x820/0x820 [ 28.283215] [] sock_sendmsg+0xca/0x110 [ 28.288718] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.294487] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.301035] [] ? check_preemption_disabled+0x3b/0x200 [ 28.307843] [] ? check_preemption_disabled+0x3b/0x200 [ 28.314654] [] ? debug_mutex_init+0x1c/0x60 [ 28.320594] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.327406] [] ? __lock_is_held+0xa1/0xf0 [ 28.333171] [] ? check_preemption_disabled+0x3b/0x200 [ 28.339979] [] ? __fd_install+0x223/0x5f0 [ 28.345753] [] ? __fget_light+0x169/0x1f0 [ 28.351516] [] ? __fdget+0x18/0x20 [ 28.356690] [] ? sockfd_lookup_light+0x118/0x160 executing program [ 28.363063] [] __sys_sendmsg+0xd6/0x190 [ 28.368655] [] ? SyS_shutdown+0x1b0/0x1b0 [ 28.374433] [] ? fd_install+0x4d/0x60 [ 28.379854] [] ? move_addr_to_kernel+0x50/0x50 [ 28.386053] [] SyS_sendmsg+0x2d/0x50 [ 28.391384] [] ? __sys_sendmsg+0x190/0x190 [ 28.397237] [] do_syscall_64+0x1a4/0x490 [ 28.402915] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 28.410971] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 28.419719] caller is __this_cpu_preempt_check+0x1c/0x20 [ 28.425165] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 28.432846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.442169] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 28.450138] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 28.458093] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 28.466057] Call Trace: [ 28.468617] [] dump_stack+0xc1/0x128 [ 28.473949] [] check_preemption_disabled+0x1d4/0x200 [ 28.480669] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.487137] [] ipcomp_init_state+0x188/0x930 [ 28.493166] [] ? __lock_is_held+0xa1/0xf0 [ 28.498929] [] ipcomp6_init_state+0xb5/0x820 [ 28.504955] [] ? __xfrm_init_state+0x363/0xb30 [ 28.511160] [] __xfrm_init_state+0x3e7/0xb30 [ 28.517185] [] xfrm_init_state+0x1a/0x20 [ 28.522861] [] pfkey_add+0x1fb9/0x3470 [ 28.528367] [] ? pfkey_delete+0x360/0x360 [ 28.534131] [] ? pfkey_seq_stop+0x80/0x80 [ 28.539896] [] ? __skb_clone+0x24a/0x7d0 [ 28.545575] [] ? pfkey_delete+0x360/0x360 [ 28.551348] [] pfkey_process+0x68b/0x750 [ 28.557024] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.563848] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.570659] [] pfkey_sendmsg+0x3a9/0x760 [ 28.576335] [] ? pfkey_spdget+0x820/0x820 [ 28.582102] [] sock_sendmsg+0xca/0x110 [ 28.587613] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.593377] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.599927] [] ? check_preemption_disabled+0x3b/0x200 [ 28.606734] [] ? check_preemption_disabled+0x3b/0x200 [ 28.613539] [] ? debug_mutex_init+0x1c/0x60 [ 28.619480] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.626287] [] ? __lock_is_held+0xa1/0xf0 [ 28.632051] [] ? check_preemption_disabled+0x3b/0x200 [ 28.638864] [] ? __fd_install+0x223/0x5f0 [ 28.644628] [] ? __fget_light+0x169/0x1f0 [ 28.650567] [] ? __fdget+0x18/0x20 [ 28.655729] [] ? sockfd_lookup_light+0x118/0x160 executing program [ 28.662098] [] __sys_sendmsg+0xd6/0x190 [ 28.667689] [] ? SyS_shutdown+0x1b0/0x1b0 [ 28.673540] [] ? fd_install+0x4d/0x60 [ 28.678955] [] ? move_addr_to_kernel+0x50/0x50 [ 28.685155] [] SyS_sendmsg+0x2d/0x50 [ 28.690486] [] ? __sys_sendmsg+0x190/0x190 [ 28.696337] [] do_syscall_64+0x1a4/0x490 [ 28.702015] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 28.709929] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 28.718632] caller is __this_cpu_preempt_check+0x1c/0x20 [ 28.724058] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 28.731745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.741068] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 28.749030] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 28.756991] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 28.764962] Call Trace: [ 28.767523] [] dump_stack+0xc1/0x128 [ 28.772855] [] check_preemption_disabled+0x1d4/0x200 [ 28.779577] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.786039] [] ipcomp_init_state+0x188/0x930 [ 28.792065] [] ? __lock_is_held+0xa1/0xf0 [ 28.797832] [] ipcomp6_init_state+0xb5/0x820 [ 28.803856] [] ? __xfrm_init_state+0x363/0xb30 [ 28.810056] [] __xfrm_init_state+0x3e7/0xb30 [ 28.816086] [] xfrm_init_state+0x1a/0x20 [ 28.821763] [] pfkey_add+0x1fb9/0x3470 [ 28.827266] [] ? pfkey_delete+0x360/0x360 [ 28.833030] [] ? pfkey_seq_stop+0x80/0x80 [ 28.838796] [] ? __skb_clone+0x24a/0x7d0 [ 28.844472] [] ? pfkey_delete+0x360/0x360 [ 28.850235] [] pfkey_process+0x68b/0x750 [ 28.855914] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.862723] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.869529] [] pfkey_sendmsg+0x3a9/0x760 [ 28.875206] [] ? pfkey_spdget+0x820/0x820 [ 28.880968] [] sock_sendmsg+0xca/0x110 [ 28.886470] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.892235] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.898957] [] ? check_preemption_disabled+0x3b/0x200 [ 28.905763] [] ? check_preemption_disabled+0x3b/0x200 [ 28.912570] [] ? debug_mutex_init+0x1c/0x60 [ 28.918507] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.925315] [] ? __lock_is_held+0xa1/0xf0 [ 28.931078] [] ? check_preemption_disabled+0x3b/0x200 [ 28.937894] [] ? __fd_install+0x223/0x5f0 [ 28.943656] [] ? __fget_light+0x169/0x1f0 [ 28.949421] [] ? __fdget+0x18/0x20 [ 28.954584] [] ? sockfd_lookup_light+0x118/0x160 executing program [ 28.960955] [] __sys_sendmsg+0xd6/0x190 [ 28.966543] [] ? SyS_shutdown+0x1b0/0x1b0 [ 28.972310] [] ? fd_install+0x4d/0x60 [ 28.977724] [] ? move_addr_to_kernel+0x50/0x50 [ 28.983921] [] SyS_sendmsg+0x2d/0x50 [ 28.989251] [] ? __sys_sendmsg+0x190/0x190 [ 28.995103] [] do_syscall_64+0x1a4/0x490 [ 29.000783] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.008362] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 29.017052] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.022479] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 29.030151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.039471] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 29.047425] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 29.055484] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 29.063445] Call Trace: [ 29.066007] [] dump_stack+0xc1/0x128 [ 29.071340] [] check_preemption_disabled+0x1d4/0x200 [ 29.078058] [] __this_cpu_preempt_check+0x1c/0x20 [ 29.084516] [] ipcomp_init_state+0x188/0x930 [ 29.090548] [] ? __lock_is_held+0xa1/0xf0 [ 29.096310] [] ipcomp6_init_state+0xb5/0x820 [ 29.102332] [] ? __xfrm_init_state+0x363/0xb30 [ 29.108527] [] __xfrm_init_state+0x3e7/0xb30 [ 29.114554] [] xfrm_init_state+0x1a/0x20 [ 29.120240] [] pfkey_add+0x1fb9/0x3470 [ 29.125742] [] ? pfkey_delete+0x360/0x360 [ 29.131511] [] ? pfkey_seq_stop+0x80/0x80 [ 29.137278] [] ? __skb_clone+0x24a/0x7d0 [ 29.142955] [] ? pfkey_delete+0x360/0x360 [ 29.148730] [] pfkey_process+0x68b/0x750 [ 29.154409] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 29.161225] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.168036] [] pfkey_sendmsg+0x3a9/0x760 [ 29.173715] [] ? pfkey_spdget+0x820/0x820 [ 29.179479] [] sock_sendmsg+0xca/0x110 [ 29.184985] [] ___sys_sendmsg+0x6d1/0x7e0 [ 29.190748] [] ? copy_msghdr_from_user+0x570/0x570 [ 29.197295] [] ? check_preemption_disabled+0x3b/0x200 [ 29.204101] [] ? check_preemption_disabled+0x3b/0x200 [ 29.211083] [] ? debug_mutex_init+0x1c/0x60 [ 29.217023] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.223826] [] ? __lock_is_held+0xa1/0xf0 [ 29.229592] [] ? check_preemption_disabled+0x3b/0x200 [ 29.236398] [] ? __fd_install+0x223/0x5f0 [ 29.242162] [] ? __fget_light+0x169/0x1f0 [ 29.247925] [] ? __fdget+0x18/0x20 [ 29.253082] [] ? sockfd_lookup_light+0x118/0x160 [ 29.259455] [] __sys_sendmsg+0xd6/0x190 executing program [ 29.265056] [] ? SyS_shutdown+0x1b0/0x1b0 [ 29.270828] [] ? fd_install+0x4d/0x60 [ 29.276244] [] ? move_addr_to_kernel+0x50/0x50 [ 29.282441] [] SyS_sendmsg+0x2d/0x50 [ 29.287769] [] ? __sys_sendmsg+0x190/0x190 [ 29.293634] [] do_syscall_64+0x1a4/0x490 [ 29.299312] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.307019] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 29.315715] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.321222] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 29.328892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.338215] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 29.346176] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 29.354132] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 29.362806] Call Trace: [ 29.365366] [] dump_stack+0xc1/0x128 [ 29.370698] [] check_preemption_disabled+0x1d4/0x200 [ 29.377425] [] __this_cpu_preempt_check+0x1c/0x20 [ 29.383883] [] ipcomp_init_state+0x188/0x930 [ 29.389910] [] ? __lock_is_held+0xa1/0xf0 [ 29.395675] [] ipcomp6_init_state+0xb5/0x820 [ 29.401709] [] ? __xfrm_init_state+0x363/0xb30 [ 29.407908] [] __xfrm_init_state+0x3e7/0xb30 [ 29.413930] [] xfrm_init_state+0x1a/0x20 [ 29.419609] [] pfkey_add+0x1fb9/0x3470 [ 29.425112] [] ? pfkey_delete+0x360/0x360 [ 29.430873] [] ? pfkey_seq_stop+0x80/0x80 [ 29.436636] [] ? __skb_clone+0x24a/0x7d0 [ 29.442311] [] ? pfkey_delete+0x360/0x360 [ 29.448076] [] pfkey_process+0x68b/0x750 [ 29.453752] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 29.460570] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.467381] [] pfkey_sendmsg+0x3a9/0x760 [ 29.473061] [] ? pfkey_spdget+0x820/0x820 [ 29.478834] [] sock_sendmsg+0xca/0x110 [ 29.484343] [] ___sys_sendmsg+0x6d1/0x7e0 [ 29.490108] [] ? copy_msghdr_from_user+0x570/0x570 [ 29.496657] [] ? check_preemption_disabled+0x3b/0x200 [ 29.503460] [] ? check_preemption_disabled+0x3b/0x200 [ 29.510266] [] ? debug_mutex_init+0x1c/0x60 [ 29.516204] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.523010] [] ? __lock_is_held+0xa1/0xf0 [ 29.528774] [] ? check_preemption_disabled+0x3b/0x200 [ 29.535581] [] ? __fd_install+0x223/0x5f0 [ 29.541342] [] ? __fget_light+0x169/0x1f0 [ 29.547103] [] ? __fdget+0x18/0x20 [ 29.552258] [] ? sockfd_lookup_light+0x118/0x160 [ 29.558630] [] __sys_sendmsg+0xd6/0x190 executing program [ 29.564220] [] ? SyS_shutdown+0x1b0/0x1b0 [ 29.569988] [] ? fd_install+0x4d/0x60 [ 29.575408] [] ? move_addr_to_kernel+0x50/0x50 [ 29.581606] [] SyS_sendmsg+0x2d/0x50 [ 29.586937] [] ? __sys_sendmsg+0x190/0x190 [ 29.592789] [] do_syscall_64+0x1a4/0x490 [ 29.598466] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.606076] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 29.614735] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.620198] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 29.627877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.637287] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 29.645250] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 29.653207] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 29.661177] Call Trace: [ 29.663740] [] dump_stack+0xc1/0x128 [ 29.669073] [] check_preemption_disabled+0x1d4/0x200 [ 29.675794] [] __this_cpu_preempt_check+0x1c/0x20 [ 29.682260] [] ipcomp_init_state+0x188/0x930 [ 29.688291] [] ? __lock_is_held+0xa1/0xf0 [ 29.694057] [] ipcomp6_init_state+0xb5/0x820 [ 29.700080] [] ? __xfrm_init_state+0x363/0xb30 [ 29.706277] [] __xfrm_init_state+0x3e7/0xb30 [ 29.712301] [] xfrm_init_state+0x1a/0x20 [ 29.717978] [] pfkey_add+0x1fb9/0x3470 [ 29.723484] [] ? pfkey_delete+0x360/0x360 [ 29.729247] [] ? pfkey_seq_stop+0x80/0x80 [ 29.735013] [] ? __skb_clone+0x24a/0x7d0 [ 29.740689] [] ? pfkey_delete+0x360/0x360 [ 29.746453] [] pfkey_process+0x68b/0x750 [ 29.752129] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 29.758935] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.765739] [] pfkey_sendmsg+0x3a9/0x760 [ 29.771419] [] ? pfkey_spdget+0x820/0x820 [ 29.777195] [] sock_sendmsg+0xca/0x110 [ 29.782700] [] ___sys_sendmsg+0x6d1/0x7e0 [ 29.788464] [] ? copy_msghdr_from_user+0x570/0x570 [ 29.795013] [] ? check_preemption_disabled+0x3b/0x200 [ 29.801819] [] ? check_preemption_disabled+0x3b/0x200 [ 29.808624] [] ? debug_mutex_init+0x1c/0x60 [ 29.814561] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.821367] [] ? __lock_is_held+0xa1/0xf0 [ 29.827131] [] ? check_preemption_disabled+0x3b/0x200 [ 29.833939] [] ? __fd_install+0x223/0x5f0 [ 29.839702] [] ? __fget_light+0x169/0x1f0 [ 29.845471] [] ? __fdget+0x18/0x20 [ 29.850633] [] ? sockfd_lookup_light+0x118/0x160 [ 29.857004] [] __sys_sendmsg+0xd6/0x190 [ 29.862594] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 29.868358] [] ? fd_install+0x4d/0x60 [ 29.873775] [] ? move_addr_to_kernel+0x50/0x50 [ 29.879972] [] SyS_sendmsg+0x2d/0x50 [ 29.885302] [] ? __sys_sendmsg+0x190/0x190 [ 29.891159] [] do_syscall_64+0x1a4/0x490 [ 29.896837] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.904994] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 29.913653] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.919118] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 29.926802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.936124] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 29.944082] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 29.952043] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 29.960010] Call Trace: [ 29.962566] [] dump_stack+0xc1/0x128 [ 29.967897] [] check_preemption_disabled+0x1d4/0x200 [ 29.974614] [] __this_cpu_preempt_check+0x1c/0x20 [ 29.981079] [] ipcomp_init_state+0x188/0x930 [ 29.987106] [] ? __lock_is_held+0xa1/0xf0 [ 29.992878] [] ipcomp6_init_state+0xb5/0x820 [ 29.998902] [] ? __xfrm_init_state+0x363/0xb30 [ 30.005099] [] __xfrm_init_state+0x3e7/0xb30 [ 30.011122] [] xfrm_init_state+0x1a/0x20 [ 30.016809] [] pfkey_add+0x1fb9/0x3470 [ 30.022313] [] ? pfkey_delete+0x360/0x360 [ 30.028075] [] ? pfkey_seq_stop+0x80/0x80 [ 30.033843] [] ? __skb_clone+0x24a/0x7d0 [ 30.039522] [] ? pfkey_delete+0x360/0x360 [ 30.045289] [] pfkey_process+0x68b/0x750 [ 30.050975] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 30.057796] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.064621] [] pfkey_sendmsg+0x3a9/0x760 [ 30.070298] [] ? pfkey_spdget+0x820/0x820 [ 30.076070] [] sock_sendmsg+0xca/0x110 [ 30.081573] [] ___sys_sendmsg+0x6d1/0x7e0 [ 30.087338] [] ? copy_msghdr_from_user+0x570/0x570 [ 30.093884] [] ? check_preemption_disabled+0x3b/0x200 [ 30.100689] [] ? check_preemption_disabled+0x3b/0x200 [ 30.107495] [] ? debug_mutex_init+0x1c/0x60 [ 30.113433] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.120248] [] ? __lock_is_held+0xa1/0xf0 [ 30.126010] [] ? check_preemption_disabled+0x3b/0x200 [ 30.132816] [] ? __fd_install+0x223/0x5f0 [ 30.138579] [] ? __fget_light+0x169/0x1f0 [ 30.144341] [] ? __fdget+0x18/0x20 [ 30.149497] [] ? sockfd_lookup_light+0x118/0x160 [ 30.155868] [] __sys_sendmsg+0xd6/0x190 [ 30.161466] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 30.167235] [] ? fd_install+0x4d/0x60 [ 30.172651] [] ? move_addr_to_kernel+0x50/0x50 [ 30.178852] [] SyS_sendmsg+0x2d/0x50 [ 30.184186] [] ? __sys_sendmsg+0x190/0x190 [ 30.190045] [] do_syscall_64+0x1a4/0x490 [ 30.195734] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 30.203345] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 30.212071] caller is __this_cpu_preempt_check+0x1c/0x20 [ 30.217531] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 30.225212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.234535] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 30.242495] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 30.250453] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 30.258424] Call Trace: [ 30.260983] [] dump_stack+0xc1/0x128 [ 30.266315] [] check_preemption_disabled+0x1d4/0x200 [ 30.273047] [] __this_cpu_preempt_check+0x1c/0x20 [ 30.279510] [] ipcomp_init_state+0x188/0x930 [ 30.285539] [] ? __lock_is_held+0xa1/0xf0 [ 30.291304] [] ipcomp6_init_state+0xb5/0x820 [ 30.297331] [] ? __xfrm_init_state+0x363/0xb30 [ 30.303528] [] __xfrm_init_state+0x3e7/0xb30 [ 30.309554] [] xfrm_init_state+0x1a/0x20 [ 30.315233] [] pfkey_add+0x1fb9/0x3470 [ 30.320737] [] ? pfkey_delete+0x360/0x360 [ 30.326502] [] ? pfkey_seq_stop+0x80/0x80 [ 30.332267] [] ? __skb_clone+0x24a/0x7d0 [ 30.337945] [] ? pfkey_delete+0x360/0x360 [ 30.343707] [] pfkey_process+0x68b/0x750 [ 30.349384] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 30.356194] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.363000] [] pfkey_sendmsg+0x3a9/0x760 [ 30.368676] [] ? pfkey_spdget+0x820/0x820 [ 30.374448] [] sock_sendmsg+0xca/0x110 [ 30.379951] [] ___sys_sendmsg+0x6d1/0x7e0 [ 30.385716] [] ? copy_msghdr_from_user+0x570/0x570 [ 30.392262] [] ? check_preemption_disabled+0x3b/0x200 [ 30.399069] [] ? check_preemption_disabled+0x3b/0x200 [ 30.405876] [] ? debug_mutex_init+0x1c/0x60 [ 30.411812] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.418619] [] ? __lock_is_held+0xa1/0xf0 [ 30.424382] [] ? check_preemption_disabled+0x3b/0x200 [ 30.431196] [] ? __fd_install+0x223/0x5f0 [ 30.436959] [] ? __fget_light+0x169/0x1f0 [ 30.442726] [] ? __fdget+0x18/0x20 [ 30.447890] [] ? sockfd_lookup_light+0x118/0x160 [ 30.454263] [] __sys_sendmsg+0xd6/0x190 [ 30.459855] [] ? SyS_shutdown+0x1b0/0x1b0 [ 30.465620] [] ? fd_install+0x4d/0x60 executing program [ 30.471036] [] ? move_addr_to_kernel+0x50/0x50 [ 30.477234] [] SyS_sendmsg+0x2d/0x50 [ 30.482563] [] ? __sys_sendmsg+0x190/0x190 [ 30.488417] [] do_syscall_64+0x1a4/0x490 [ 30.494097] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 30.501812] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 30.510506] caller is __this_cpu_preempt_check+0x1c/0x20 [ 30.515954] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 30.523636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.533138] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 30.541123] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 30.549080] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 30.557049] Call Trace: [ 30.559606] [] dump_stack+0xc1/0x128 [ 30.564938] [] check_preemption_disabled+0x1d4/0x200 [ 30.571658] [] __this_cpu_preempt_check+0x1c/0x20 [ 30.578119] [] ipcomp_init_state+0x188/0x930 [ 30.584143] [] ? __lock_is_held+0xa1/0xf0 [ 30.589908] [] ipcomp6_init_state+0xb5/0x820 [ 30.595931] [] ? __xfrm_init_state+0x363/0xb30 [ 30.602129] [] __xfrm_init_state+0x3e7/0xb30 [ 30.608154] [] xfrm_init_state+0x1a/0x20 [ 30.613835] [] pfkey_add+0x1fb9/0x3470 [ 30.619339] [] ? pfkey_delete+0x360/0x360 [ 30.625104] [] ? pfkey_seq_stop+0x80/0x80 [ 30.630870] [] ? __skb_clone+0x24a/0x7d0 [ 30.636545] [] ? pfkey_delete+0x360/0x360 [ 30.642308] [] pfkey_process+0x68b/0x750 [ 30.647984] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 30.654790] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.661596] [] pfkey_sendmsg+0x3a9/0x760 [ 30.667275] [] ? pfkey_spdget+0x820/0x820 [ 30.673040] [] sock_sendmsg+0xca/0x110 [ 30.678541] [] ___sys_sendmsg+0x6d1/0x7e0 [ 30.684304] [] ? copy_msghdr_from_user+0x570/0x570 [ 30.690850] [] ? check_preemption_disabled+0x3b/0x200 [ 30.697656] [] ? check_preemption_disabled+0x3b/0x200 [ 30.704461] [] ? debug_mutex_init+0x1c/0x60 [ 30.710401] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.717208] [] ? __lock_is_held+0xa1/0xf0 [ 30.722970] [] ? check_preemption_disabled+0x3b/0x200 [ 30.729775] [] ? __fd_install+0x223/0x5f0 [ 30.735538] [] ? __fget_light+0x169/0x1f0 [ 30.741302] [] ? __fdget+0x18/0x20 [ 30.746462] [] ? sockfd_lookup_light+0x118/0x160 [ 30.752832] [] __sys_sendmsg+0xd6/0x190 [ 30.758420] [] ? SyS_shutdown+0x1b0/0x1b0 [ 30.764185] [] ? fd_install+0x4d/0x60 executing program [ 30.769601] [] ? move_addr_to_kernel+0x50/0x50 [ 30.775797] [] SyS_sendmsg+0x2d/0x50 [ 30.781123] [] ? __sys_sendmsg+0x190/0x190 [ 30.786975] [] do_syscall_64+0x1a4/0x490 [ 30.792656] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 30.800238] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 30.808918] caller is __this_cpu_preempt_check+0x1c/0x20 [ 30.814337] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 30.822008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.831330] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 30.839296] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 30.847271] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 30.855227] Call Trace: [ 30.857783] [] dump_stack+0xc1/0x128 [ 30.863113] [] check_preemption_disabled+0x1d4/0x200 [ 30.869833] [] __this_cpu_preempt_check+0x1c/0x20 [ 30.876296] [] ipcomp_init_state+0x188/0x930 [ 30.882321] [] ? __lock_is_held+0xa1/0xf0 [ 30.888092] [] ipcomp6_init_state+0xb5/0x820 [ 30.894115] [] ? __xfrm_init_state+0x363/0xb30 [ 30.900312] [] __xfrm_init_state+0x3e7/0xb30 [ 30.906336] [] xfrm_init_state+0x1a/0x20 [ 30.912012] [] pfkey_add+0x1fb9/0x3470 [ 30.917516] [] ? pfkey_delete+0x360/0x360 [ 30.923279] [] ? pfkey_seq_stop+0x80/0x80 [ 30.929044] [] ? __skb_clone+0x24a/0x7d0 [ 30.934731] [] ? pfkey_delete+0x360/0x360 [ 30.940498] [] pfkey_process+0x68b/0x750 [ 30.946177] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 30.952984] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.959789] [] pfkey_sendmsg+0x3a9/0x760 [ 30.965468] [] ? pfkey_spdget+0x820/0x820 [ 30.971230] [] sock_sendmsg+0xca/0x110 [ 30.976731] [] ___sys_sendmsg+0x6d1/0x7e0 [ 30.982502] [] ? copy_msghdr_from_user+0x570/0x570 [ 30.989050] [] ? check_preemption_disabled+0x3b/0x200 [ 30.995860] [] ? check_preemption_disabled+0x3b/0x200 [ 31.002669] [] ? debug_mutex_init+0x1c/0x60 [ 31.008608] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.015414] [] ? __lock_is_held+0xa1/0xf0 [ 31.021180] [] ? check_preemption_disabled+0x3b/0x200 [ 31.027988] [] ? __fd_install+0x223/0x5f0 [ 31.033752] [] ? __fget_light+0x169/0x1f0 [ 31.039513] [] ? __fdget+0x18/0x20 [ 31.044676] [] ? sockfd_lookup_light+0x118/0x160 [ 31.051047] [] __sys_sendmsg+0xd6/0x190 [ 31.056635] [] ? SyS_shutdown+0x1b0/0x1b0 [ 31.062402] [] ? fd_install+0x4d/0x60 [ 31.067829] [] ? move_addr_to_kernel+0x50/0x50 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 31.074026] [] SyS_sendmsg+0x2d/0x50 [ 31.079357] [] ? __sys_sendmsg+0x190/0x190 [ 31.085208] [] do_syscall_64+0x1a4/0x490 [ 31.090888] [] 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 33.135074] check_preemption_disabled: 1043 callbacks suppressed [ 33.135080] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 33.149910] caller is __this_cpu_preempt_check+0x1c/0x20 [ 33.155364] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 33.163046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.172372] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 33.180327] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 33.188294] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 33.196255] Call Trace: [ 33.198813] [] dump_stack+0xc1/0x128 [ 33.204144] [] check_preemption_disabled+0x1d4/0x200 [ 33.210863] [] __this_cpu_preempt_check+0x1c/0x20 [ 33.217325] [] ipcomp_init_state+0x188/0x930 [ 33.223350] [] ? __lock_is_held+0xa1/0xf0 [ 33.229129] [] ipcomp6_init_state+0xb5/0x820 [ 33.235153] [] ? __xfrm_init_state+0x363/0xb30 [ 33.241363] [] __xfrm_init_state+0x3e7/0xb30 [ 33.247388] [] xfrm_init_state+0x1a/0x20 [ 33.253064] [] pfkey_add+0x1fb9/0x3470 [ 33.258569] [] ? pfkey_delete+0x360/0x360 [ 33.264332] [] ? pfkey_seq_stop+0x80/0x80 [ 33.270095] [] ? __skb_clone+0x24a/0x7d0 [ 33.275775] [] ? pfkey_delete+0x360/0x360 [ 33.281539] [] pfkey_process+0x68b/0x750 [ 33.287218] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 33.294026] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.300831] [] pfkey_sendmsg+0x3a9/0x760 [ 33.306508] [] ? pfkey_spdget+0x820/0x820 [ 33.312278] [] sock_sendmsg+0xca/0x110 [ 33.317784] [] ___sys_sendmsg+0x6d1/0x7e0 [ 33.323555] [] ? SyS_socket+0x162/0x1b0 [ 33.329147] [] ? copy_msghdr_from_user+0x570/0x570 [ 33.335701] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 33.342509] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 33.349401] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.356208] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 33.363738] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 33.370546] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 33.377266] [] ? quarantine_put+0xaa/0x180 [ 33.383121] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.389929] [] ? check_preemption_disabled+0x3b/0x200 [ 33.396734] [] ? check_preemption_disabled+0x3b/0x200 [ 33.403539] [] ? sock_destroy_inode+0x56/0x70 [ 33.409648] [] ? sock_destroy_inode+0x56/0x70 [ 33.415762] [] ? __fget_light+0x169/0x1f0 [ 33.421527] [] ? __fdget+0x18/0x20 [ 33.426683] [] ? sockfd_lookup_light+0x118/0x160 executing program [ 33.433056] [] __sys_sendmsg+0xd6/0x190 [ 33.438658] [] ? SyS_shutdown+0x1b0/0x1b0 [ 33.444439] [] ? iput+0x2af/0x900 [ 33.449511] [] ? sock_release+0x16d/0x1e0 [ 33.455277] [] ? move_addr_to_kernel+0x50/0x50 [ 33.461477] [] SyS_sendmsg+0x2d/0x50 [ 33.466813] [] ? __sys_sendmsg+0x190/0x190 [ 33.472666] [] do_syscall_64+0x1a4/0x490 [ 33.478345] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 33.535076] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 33.543749] caller is __this_cpu_preempt_check+0x1c/0x20 [ 33.549216] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 33.556904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.566227] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 33.574200] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 33.582173] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 33.590135] Call Trace: [ 33.592692] [] dump_stack+0xc1/0x128 [ 33.598022] [] check_preemption_disabled+0x1d4/0x200 [ 33.604744] [] __this_cpu_preempt_check+0x1c/0x20 [ 33.611211] [] ipcomp_init_state+0x188/0x930 [ 33.617239] [] ? __lock_is_held+0xa1/0xf0 [ 33.623004] [] ipcomp6_init_state+0xb5/0x820 [ 33.629037] [] ? __xfrm_init_state+0x363/0xb30 [ 33.635234] [] __xfrm_init_state+0x3e7/0xb30 [ 33.641256] [] xfrm_init_state+0x1a/0x20 [ 33.646936] [] pfkey_add+0x1fb9/0x3470 [ 33.652438] [] ? pfkey_delete+0x360/0x360 [ 33.658200] [] ? pfkey_seq_stop+0x80/0x80 [ 33.663964] [] ? __skb_clone+0x24a/0x7d0 [ 33.669642] [] ? pfkey_delete+0x360/0x360 [ 33.675405] [] pfkey_process+0x68b/0x750 [ 33.681082] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 33.687886] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.694690] [] pfkey_sendmsg+0x3a9/0x760 [ 33.700368] [] ? pfkey_spdget+0x820/0x820 [ 33.706133] [] sock_sendmsg+0xca/0x110 [ 33.711634] [] ___sys_sendmsg+0x6d1/0x7e0 [ 33.717403] [] ? SyS_socket+0x162/0x1b0 [ 33.722993] [] ? copy_msghdr_from_user+0x570/0x570 [ 33.729538] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 33.736345] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 33.743236] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.750040] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 33.756936] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 33.763739] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 33.770458] [] ? quarantine_put+0xaa/0x180 [ 33.776315] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.783125] [] ? check_preemption_disabled+0x3b/0x200 [ 33.789935] [] ? check_preemption_disabled+0x3b/0x200 [ 33.796740] [] ? sock_destroy_inode+0x56/0x70 [ 33.802852] [] ? sock_destroy_inode+0x56/0x70 [ 33.808964] [] ? __fget_light+0x169/0x1f0 [ 33.814728] [] ? __fdget+0x18/0x20 [ 33.819883] [] ? sockfd_lookup_light+0x118/0x160 [ 33.826256] [] __sys_sendmsg+0xd6/0x190 executing program [ 33.831846] [] ? SyS_shutdown+0x1b0/0x1b0 [ 33.837608] [] ? iput+0x2af/0x900 [ 33.842680] [] ? sock_release+0x16d/0x1e0 [ 33.848444] [] ? move_addr_to_kernel+0x50/0x50 [ 33.854642] [] SyS_sendmsg+0x2d/0x50 [ 33.859970] [] ? __sys_sendmsg+0x190/0x190 [ 33.865821] [] do_syscall_64+0x1a4/0x490 [ 33.871501] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 33.915074] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 33.923747] caller is __this_cpu_preempt_check+0x1c/0x20 [ 33.929214] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 33.936898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.946221] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 33.954200] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 33.962173] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 33.970156] Call Trace: [ 33.972715] [] dump_stack+0xc1/0x128 [ 33.978048] [] check_preemption_disabled+0x1d4/0x200 [ 33.984784] [] __this_cpu_preempt_check+0x1c/0x20 [ 33.991255] [] ipcomp_init_state+0x188/0x930 [ 33.997283] [] ? __lock_is_held+0xa1/0xf0 [ 34.003065] [] ipcomp6_init_state+0xb5/0x820 [ 34.009094] [] ? __xfrm_init_state+0x363/0xb30 [ 34.015291] [] __xfrm_init_state+0x3e7/0xb30 [ 34.021314] [] xfrm_init_state+0x1a/0x20 [ 34.026993] [] pfkey_add+0x1fb9/0x3470 [ 34.032495] [] ? pfkey_delete+0x360/0x360 [ 34.038257] [] ? pfkey_seq_stop+0x80/0x80 [ 34.044022] [] ? __skb_clone+0x24a/0x7d0 [ 34.049700] [] ? pfkey_delete+0x360/0x360 [ 34.055463] [] pfkey_process+0x68b/0x750 [ 34.061226] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.068031] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.074836] [] pfkey_sendmsg+0x3a9/0x760 [ 34.080513] [] ? pfkey_spdget+0x820/0x820 [ 34.086278] [] sock_sendmsg+0xca/0x110 [ 34.091783] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.097547] [] ? SyS_socket+0x162/0x1b0 [ 34.103139] [] ? copy_msghdr_from_user+0x570/0x570 [ 34.109857] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 34.116662] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 34.123556] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.130363] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.137256] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 34.144062] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 34.150784] [] ? quarantine_put+0xaa/0x180 [ 34.156634] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.163442] [] ? check_preemption_disabled+0x3b/0x200 [ 34.170249] [] ? check_preemption_disabled+0x3b/0x200 [ 34.177054] [] ? sock_destroy_inode+0x56/0x70 [ 34.183167] [] ? sock_destroy_inode+0x56/0x70 [ 34.189279] [] ? __fget_light+0x169/0x1f0 [ 34.195043] [] ? __fdget+0x18/0x20 [ 34.200197] [] ? sockfd_lookup_light+0x118/0x160 [ 34.206569] [] __sys_sendmsg+0xd6/0x190 executing program [ 34.212158] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.217920] [] ? iput+0x2af/0x900 [ 34.222989] [] ? sock_release+0x16d/0x1e0 [ 34.228754] [] ? move_addr_to_kernel+0x50/0x50 [ 34.235125] [] SyS_sendmsg+0x2d/0x50 [ 34.240452] [] ? __sys_sendmsg+0x190/0x190 [ 34.246304] [] do_syscall_64+0x1a4/0x490 [ 34.251981] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.295076] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 34.303748] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.309214] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 34.316896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.326221] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 34.334184] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 34.342144] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 34.350111] Call Trace: [ 34.352676] [] dump_stack+0xc1/0x128 [ 34.358011] [] check_preemption_disabled+0x1d4/0x200 [ 34.364739] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.371203] [] ipcomp_init_state+0x188/0x930 [ 34.377234] [] ? __lock_is_held+0xa1/0xf0 [ 34.383000] [] ipcomp6_init_state+0xb5/0x820 [ 34.389027] [] ? __xfrm_init_state+0x363/0xb30 [ 34.395232] [] __xfrm_init_state+0x3e7/0xb30 [ 34.401263] [] xfrm_init_state+0x1a/0x20 [ 34.406941] [] pfkey_add+0x1fb9/0x3470 [ 34.412444] [] ? pfkey_delete+0x360/0x360 [ 34.418208] [] ? pfkey_seq_stop+0x80/0x80 [ 34.423974] [] ? __skb_clone+0x24a/0x7d0 [ 34.429653] [] ? pfkey_delete+0x360/0x360 [ 34.435417] [] pfkey_process+0x68b/0x750 [ 34.441094] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.447898] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.454708] [] pfkey_sendmsg+0x3a9/0x760 [ 34.460383] [] ? pfkey_spdget+0x820/0x820 [ 34.466146] [] sock_sendmsg+0xca/0x110 [ 34.471650] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.477414] [] ? SyS_socket+0x162/0x1b0 [ 34.483011] [] ? copy_msghdr_from_user+0x570/0x570 [ 34.489560] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 34.496365] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 34.503259] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.510069] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.516959] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 34.523764] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 34.530486] [] ? quarantine_put+0xaa/0x180 [ 34.536345] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.543151] [] ? check_preemption_disabled+0x3b/0x200 [ 34.549955] [] ? check_preemption_disabled+0x3b/0x200 [ 34.556760] [] ? sock_destroy_inode+0x56/0x70 [ 34.562872] [] ? sock_destroy_inode+0x56/0x70 [ 34.568984] [] ? __fget_light+0x169/0x1f0 [ 34.574750] [] ? __fdget+0x18/0x20 [ 34.579912] [] ? sockfd_lookup_light+0x118/0x160 [ 34.586284] [] __sys_sendmsg+0xd6/0x190 executing program [ 34.592050] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.597812] [] ? iput+0x2af/0x900 [ 34.602883] [] ? sock_release+0x16d/0x1e0 [ 34.608647] [] ? move_addr_to_kernel+0x50/0x50 [ 34.614844] [] SyS_sendmsg+0x2d/0x50 [ 34.620177] [] ? __sys_sendmsg+0x190/0x190 [ 34.626045] [] do_syscall_64+0x1a4/0x490 [ 34.631721] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.685066] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 34.693736] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.699210] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 34.706895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.716219] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 34.724195] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 34.732145] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 34.740099] Call Trace: [ 34.742743] [] dump_stack+0xc1/0x128 [ 34.748076] [] check_preemption_disabled+0x1d4/0x200 [ 34.754802] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.761268] [] ipcomp_init_state+0x188/0x930 [ 34.767294] [] ? __lock_is_held+0xa1/0xf0 [ 34.773061] [] ipcomp6_init_state+0xb5/0x820 [ 34.779089] [] ? __xfrm_init_state+0x363/0xb30 [ 34.785288] [] __xfrm_init_state+0x3e7/0xb30 [ 34.791310] [] xfrm_init_state+0x1a/0x20 [ 34.796989] [] pfkey_add+0x1fb9/0x3470 [ 34.802490] [] ? pfkey_delete+0x360/0x360 [ 34.808253] [] ? pfkey_seq_stop+0x80/0x80 [ 34.814022] [] ? __skb_clone+0x24a/0x7d0 [ 34.819696] [] ? pfkey_delete+0x360/0x360 [ 34.825459] [] pfkey_process+0x68b/0x750 [ 34.831136] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.837942] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.844748] [] pfkey_sendmsg+0x3a9/0x760 [ 34.850426] [] ? pfkey_spdget+0x820/0x820 [ 34.856192] [] sock_sendmsg+0xca/0x110 [ 34.861697] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.867467] [] ? SyS_socket+0x162/0x1b0 [ 34.873058] [] ? copy_msghdr_from_user+0x570/0x570 [ 34.879605] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 34.886413] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 34.893310] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.900116] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.907013] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 34.913821] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 34.920540] [] ? quarantine_put+0xaa/0x180 [ 34.926389] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.933200] [] ? check_preemption_disabled+0x3b/0x200 [ 34.940007] [] ? check_preemption_disabled+0x3b/0x200 [ 34.946813] [] ? sock_destroy_inode+0x56/0x70 [ 34.952929] [] ? sock_destroy_inode+0x56/0x70 [ 34.959041] [] ? __fget_light+0x169/0x1f0 [ 34.964810] [] ? __fdget+0x18/0x20 [ 34.969967] [] ? sockfd_lookup_light+0x118/0x160 [ 34.976341] [] __sys_sendmsg+0xd6/0x190 executing program [ 34.983322] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.989088] [] ? iput+0x2af/0x900 [ 34.994158] [] ? sock_release+0x16d/0x1e0 [ 34.999927] [] ? move_addr_to_kernel+0x50/0x50 [ 35.006123] [] SyS_sendmsg+0x2d/0x50 [ 35.011451] [] ? __sys_sendmsg+0x190/0x190 [ 35.017303] [] do_syscall_64+0x1a4/0x490 [ 35.022981] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 35.075034] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 35.083698] caller is __this_cpu_preempt_check+0x1c/0x20 [ 35.089150] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 35.096833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.106156] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 35.114112] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 35.122076] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 35.130045] Call Trace: [ 35.132604] [] dump_stack+0xc1/0x128 [ 35.137934] [] check_preemption_disabled+0x1d4/0x200 [ 35.144659] [] __this_cpu_preempt_check+0x1c/0x20 [ 35.151123] [] ipcomp_init_state+0x188/0x930 [ 35.157149] [] ? __lock_is_held+0xa1/0xf0 [ 35.162910] [] ipcomp6_init_state+0xb5/0x820 [ 35.168938] [] ? __xfrm_init_state+0x363/0xb30 [ 35.175139] [] __xfrm_init_state+0x3e7/0xb30 [ 35.181165] [] xfrm_init_state+0x1a/0x20 [ 35.186845] [] pfkey_add+0x1fb9/0x3470 [ 35.192347] [] ? pfkey_delete+0x360/0x360 [ 35.198112] [] ? pfkey_seq_stop+0x80/0x80 [ 35.203874] [] ? __skb_clone+0x24a/0x7d0 [ 35.209548] [] ? pfkey_delete+0x360/0x360 [ 35.215309] [] pfkey_process+0x68b/0x750 [ 35.220992] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 35.227799] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.234606] [] pfkey_sendmsg+0x3a9/0x760 [ 35.240285] [] ? pfkey_spdget+0x820/0x820 [ 35.246048] [] sock_sendmsg+0xca/0x110 [ 35.251554] [] ___sys_sendmsg+0x6d1/0x7e0 [ 35.257318] [] ? SyS_socket+0x162/0x1b0 [ 35.262907] [] ? copy_msghdr_from_user+0x570/0x570 [ 35.269452] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 35.276264] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 35.283157] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.289964] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 35.296859] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 35.303666] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 35.310386] [] ? quarantine_put+0xaa/0x180 [ 35.316238] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.323046] [] ? check_preemption_disabled+0x3b/0x200 [ 35.329850] [] ? check_preemption_disabled+0x3b/0x200 [ 35.336657] [] ? sock_destroy_inode+0x56/0x70 [ 35.342767] [] ? sock_destroy_inode+0x56/0x70 [ 35.348879] [] ? __fget_light+0x169/0x1f0 [ 35.354641] [] ? __fdget+0x18/0x20 [ 35.360449] [] ? sockfd_lookup_light+0x118/0x160 [ 35.366821] [] __sys_sendmsg+0xd6/0x190 executing program [ 35.372418] [] ? SyS_shutdown+0x1b0/0x1b0 [ 35.378182] [] ? iput+0x2af/0x900 [ 35.383257] [] ? sock_release+0x16d/0x1e0 [ 35.389021] [] ? move_addr_to_kernel+0x50/0x50 [ 35.395218] [] SyS_sendmsg+0x2d/0x50 [ 35.400545] [] ? __sys_sendmsg+0x190/0x190 [ 35.406396] [] do_syscall_64+0x1a4/0x490 [ 35.412075] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb executing program [ 35.465073] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 35.473780] caller is __this_cpu_preempt_check+0x1c/0x20 [ 35.473787] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 35.473790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.473799] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 35.473807] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 executing program executing program [ 35.473814] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 35.473816] Call Trace: [ 35.473826] [] dump_stack+0xc1/0x128 [ 35.473835] [] check_preemption_disabled+0x1d4/0x200 [ 35.473842] [] __this_cpu_preempt_check+0x1c/0x20 [ 35.473850] [] ipcomp_init_state+0x188/0x930 [ 35.473859] [] ? __lock_is_held+0xa1/0xf0 [ 35.473866] [] ipcomp6_init_state+0xb5/0x820 executing program [ 35.473873] [] ? __xfrm_init_state+0x363/0xb30 [ 35.473879] [] __xfrm_init_state+0x3e7/0xb30 [ 35.473885] [] xfrm_init_state+0x1a/0x20 [ 35.473892] [] pfkey_add+0x1fb9/0x3470 [ 35.473899] [] ? pfkey_delete+0x360/0x360 [ 35.473905] [] ? pfkey_seq_stop+0x80/0x80 [ 35.473914] [] ? __skb_clone+0x24a/0x7d0 [ 35.473920] [] ? pfkey_delete+0x360/0x360 [ 35.473927] [] pfkey_process+0x68b/0x750 executing program [ 35.473934] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 35.473940] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.473948] [] pfkey_sendmsg+0x3a9/0x760 [ 35.473958] [] ? pfkey_spdget+0x820/0x820 [ 35.473965] [] sock_sendmsg+0xca/0x110 [ 35.473971] [] ___sys_sendmsg+0x6d1/0x7e0 [ 35.473977] [] ? SyS_socket+0x162/0x1b0 [ 35.473984] [] ? copy_msghdr_from_user+0x570/0x570 executing program executing program [ 35.473991] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 35.473998] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 35.474005] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.474011] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 35.474018] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 35.474026] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 35.474035] [] ? quarantine_put+0xaa/0x180 [ 35.474041] [] ? trace_hardirqs_on_caller+0x38b/0x590 executing program [ 35.474049] [] ? check_preemption_disabled+0x3b/0x200 [ 35.474056] [] ? check_preemption_disabled+0x3b/0x200 [ 35.474062] [] ? sock_destroy_inode+0x56/0x70 [ 35.474068] [] ? sock_destroy_inode+0x56/0x70 [ 35.474075] [] ? __fget_light+0x169/0x1f0 [ 35.474081] [] ? __fdget+0x18/0x20 [ 35.474087] [] ? sockfd_lookup_light+0x118/0x160 [ 35.474093] [] __sys_sendmsg+0xd6/0x190 executing program [ 35.474099] [] ? SyS_shutdown+0x1b0/0x1b0 [ 35.474105] [] ? iput+0x2af/0x900 [ 35.474113] [] ? sock_release+0x16d/0x1e0 [ 35.474119] [] ? move_addr_to_kernel+0x50/0x50 [ 35.474125] [] SyS_sendmsg+0x2d/0x50 [ 35.474131] [] ? __sys_sendmsg+0x190/0x190 [ 35.474139] [] do_syscall_64+0x1a4/0x490 [ 35.474146] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb executing program [ 35.515127] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 35.515140] caller is __this_cpu_preempt_check+0x1c/0x20 [ 35.515146] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 35.515150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.515160] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 35.515168] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 35.515177] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 35.515178] Call Trace: executing program executing program [ 35.515187] [] dump_stack+0xc1/0x128 [ 35.515195] [] check_preemption_disabled+0x1d4/0x200 [ 35.515202] [] __this_cpu_preempt_check+0x1c/0x20 [ 35.515211] [] ipcomp_init_state+0x188/0x930 [ 35.515219] [] ? __lock_is_held+0xa1/0xf0 [ 35.515226] [] ipcomp6_init_state+0xb5/0x820 [ 35.515232] [] ? __xfrm_init_state+0x363/0xb30 [ 35.515238] [] __xfrm_init_state+0x3e7/0xb30 executing program [ 35.515244] [] xfrm_init_state+0x1a/0x20 [ 35.515251] [] pfkey_add+0x1fb9/0x3470 [ 35.515257] [] ? pfkey_delete+0x360/0x360 [ 35.515263] [] ? pfkey_seq_stop+0x80/0x80 [ 35.515270] [] ? __skb_clone+0x24a/0x7d0 [ 35.515276] [] ? pfkey_delete+0x360/0x360 [ 35.515282] [] pfkey_process+0x68b/0x750 [ 35.515288] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 executing program [ 35.515294] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.515301] [] pfkey_sendmsg+0x3a9/0x760 [ 35.515307] [] ? pfkey_spdget+0x820/0x820 [ 35.515313] [] sock_sendmsg+0xca/0x110 [ 35.515319] [] ___sys_sendmsg+0x6d1/0x7e0 [ 35.515325] [] ? SyS_socket+0x162/0x1b0 [ 35.515331] [] ? copy_msghdr_from_user+0x570/0x570 [ 35.515336] [] ? debug_check_no_obj_freed+0x154/0xa10 executing program [ 35.515343] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 35.515349] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.515356] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 35.515361] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 35.515367] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 35.515375] [] ? quarantine_put+0xaa/0x180 [ 35.515381] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.515387] [] ? check_preemption_disabled+0x3b/0x200 executing program executing program [ 35.515394] [] ? check_preemption_disabled+0x3b/0x200 [ 35.515400] [] ? sock_destroy_inode+0x56/0x70 [ 35.515406] [] ? sock_destroy_inode+0x56/0x70 [ 35.515412] [] ? __fget_light+0x169/0x1f0 [ 35.515418] [] ? __fdget+0x18/0x20 [ 35.515424] [] ? sockfd_lookup_light+0x118/0x160 [ 35.515429] [] __sys_sendmsg+0xd6/0x190 [ 35.515435] [] ? SyS_shutdown+0x1b0/0x1b0 [ 35.515441] [] ? iput+0x2af/0x900 executing program [ 35.515448] [] ? sock_release+0x16d/0x1e0 [ 35.515454] [] ? move_addr_to_kernel+0x50/0x50 [ 35.515460] [] SyS_sendmsg+0x2d/0x50 [ 35.515465] [] ? __sys_sendmsg+0x190/0x190 [ 35.515471] [] do_syscall_64+0x1a4/0x490 [ 35.515478] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 35.555084] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 35.555097] caller is __this_cpu_preempt_check+0x1c/0x20 executing program [ 35.555103] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 [ 35.555106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.555117] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 35.555125] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 35.555133] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 35.555135] Call Trace: [ 35.555145] [] dump_stack+0xc1/0x128 executing program [ 35.555153] [] check_preemption_disabled+0x1d4/0x200 [ 35.555160] [] __this_cpu_preempt_check+0x1c/0x20 [ 35.555168] [] ipcomp_init_state+0x188/0x930 [ 35.555177] [] ? __lock_is_held+0xa1/0xf0 [ 35.555183] [] ipcomp6_init_state+0xb5/0x820 [ 35.555189] [] ? __xfrm_init_state+0x363/0xb30 [ 35.555195] [] __xfrm_init_state+0x3e7/0xb30 [ 35.555201] [] xfrm_init_state+0x1a/0x20 executing program executing program [ 35.555208] [] pfkey_add+0x1fb9/0x3470 [ 35.555214] [] ? pfkey_delete+0x360/0x360 [ 35.555220] [] ? pfkey_seq_stop+0x80/0x80 [ 35.555227] [] ? __skb_clone+0x24a/0x7d0 [ 35.555233] [] ? pfkey_delete+0x360/0x360 [ 35.555239] [] pfkey_process+0x68b/0x750 [ 35.555246] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 35.555252] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.555259] [] pfkey_sendmsg+0x3a9/0x760 executing program [ 35.555264] [] ? pfkey_spdget+0x820/0x820 [ 35.555270] [] sock_sendmsg+0xca/0x110 [ 35.555276] [] ___sys_sendmsg+0x6d1/0x7e0 [ 35.555281] [] ? SyS_socket+0x162/0x1b0 [ 35.555287] [] ? copy_msghdr_from_user+0x570/0x570 [ 35.555293] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 35.555300] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 35.555306] [] ? trace_hardirqs_on_caller+0x38b/0x590 executing program [ 35.555312] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 35.555318] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 35.555324] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 35.555331] [] ? quarantine_put+0xaa/0x180 [ 35.555337] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.555344] [] ? check_preemption_disabled+0x3b/0x200 [ 35.555351] [] ? check_preemption_disabled+0x3b/0x200 executing program [ 35.555356] [] ? sock_destroy_inode+0x56/0x70 [ 35.555362] [] ? sock_destroy_inode+0x56/0x70 [ 35.555369] [] ? __fget_light+0x169/0x1f0 [ 35.555375] [] ? __fdget+0x18/0x20 [ 35.555380] [] ? sockfd_lookup_light+0x118/0x160 [ 35.555386] [] __sys_sendmsg+0xd6/0x190 [ 35.555392] [] ? SyS_shutdown+0x1b0/0x1b0 [ 35.555397] [] ? iput+0x2af/0x900 [ 35.555405] [] ? sock_release+0x16d/0x1e0 executing program executing program [ 35.555411] [] ? move_addr_to_kernel+0x50/0x50 [ 35.555417] [] SyS_sendmsg+0x2d/0x50 [ 35.555423] [] ? __sys_sendmsg+0x190/0x190 [ 35.555429] [] do_syscall_64+0x1a4/0x490 [ 35.555436] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 35.595063] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller077126/3806 [ 35.595076] caller is __this_cpu_preempt_check+0x1c/0x20 [ 35.595083] CPU: 0 PID: 3806 Comm: syzkaller077126 Not tainted 4.9.90-gdd1e37e #66 executing program [ 35.595086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.595096] ffff8801b2277668 ffffffff81d94ee9 0000000000000000 ffffffff83c18e00 [ 35.595104] ffffffff83f45d60 ffff8801d95e3000 0000000000000003 ffff8801b22776a8 [ 35.595112] ffffffff81dfc4e4 ffff8801b22776c0 ffffffff83f45d60 dffffc0000000000 [ 35.595114] Call Trace: [ 35.595123] [] dump_stack+0xc1/0x128 [ 35.595131] [] check_preemption_disabled+0x1d4/0x200 executing program [ 35.595138] [] __this_cpu_preempt_check+0x1c/0x20 [ 35.595146] [] ipcomp_init_state+0x188/0x930 [ 35.595154] [] ? __lock_is_held+0xa1/0xf0 [ 35.595162] [] ipcomp6_init_state+0xb5/0x820 [ 35.595168] [] ? __xfrm_init_state+0x363/0xb30 [ 35.595174] [] __xfrm_init_state+0x3e7/0xb30 [ 35.595180] [] xfrm_init_state+0x1a/0x20 [ 35.595186] [] pfkey_add+0x1fb9/0x3470 [ 35.595193] [] ? pfkey_delete+0x360/0x360 executing program [ 35.595198] [] ? pfkey_seq_stop+0x80/0x80 [ 35.595206] [] ? __skb_clone+0x24a/0x7d0 [ 35.595212] [] ? pfkey_delete+0x360/0x360 [ 35.595218] [] pfkey_process+0x68b/0x750 [ 35.595224] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 35.595230] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.595237] [] pfkey_sendmsg+0x3a9/0x760 [ 35.595243] [] ? pfkey_spdget+0x820/0x820 executing program [ 35.595248] [] sock_sendmsg+0xca/0x110 [ 35.595254] [] ___sys_sendmsg+0x6d1/0x7e0 [ 35.595259] [] ? SyS_socket+0x162/0x1b0 [ 35.595266] [] ? copy_msghdr_from_user+0x570/0x570 [ 35.595271] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 35.595278] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 35.595284] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.595291] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 executing program executing program [ 35.595296] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 35.595302] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 35.595310] [] ? quarantine_put+0xaa/0x180 [ 35.595316] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.595323] [] ? check_preemption_disabled+0x3b/0x200 [ 35.595329] [] ? check_preemption_disabled+0x3b/0x200 [ 35.595335] [] ? sock_destroy_inode+0x56/0x70 executing program [ 35.595341] [] ? sock_destroy_inode+0x56/0x70 [ 35.595347] [] ? __fget_light+0x169/0x1f0 [ 35.595353] [] ? __fdget+0x18/0x20 [ 35.595358] [] ? sockfd_lookup_light+0x118/0x160 [ 35.595364] [] __sys_sendmsg+0xd6/0x190 [ 35.595370] [] ? SyS_shutdown+0x1b0/0x1b0 [ 35.595376] [] ? iput+0x2af/0x900 [ 35.595383] [] ? sock_release+0x16d/0x1e0 [ 35.595389] [] ? move_addr_to_kernel+0x50/0x50 executing program [ 35.595395] [] SyS_sendmsg+0x2d/0x50 [ 35.595400] [] ? __sys_sendmsg+0x190/0x190 [ 35.595407] [] do_syscall_64+0x1a4/0x490 [ 35.595414] [] 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