[....] Starting enhanced syslogd: rsyslogd[ 12.217300] audit: type=1400 audit(1521498564.459:4): avc: denied { syslog } for pid=3653 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.30' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 23.671572] IPVS: Creating netns size=2536 id=1 [ 23.683913] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3817 [ 23.692602] caller is __this_cpu_preempt_check+0x1c/0x20 [ 23.698092] CPU: 0 PID: 3817 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 23.705811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.715144] ffff8801d7cbf678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 23.723108] ffffffff83f460a0 ffff8801b53cb000 0000000000000003 ffff8801d7cbf6b8 [ 23.731071] ffffffff81dfd514 ffff8801d7cbf6d0 ffffffff83f460a0 dffffc0000000000 [ 23.739032] Call Trace: [ 23.741591] [] dump_stack+0xc1/0x128 [ 23.746943] [] check_preemption_disabled+0x1d4/0x200 [ 23.753668] [] __this_cpu_preempt_check+0x1c/0x20 [ 23.760128] [] ipcomp_init_state+0x188/0x930 [ 23.766157] [] ? __lock_is_held+0xa1/0xf0 [ 23.771925] [] ipcomp4_init_state+0xb0/0x7d0 [ 23.777953] [] __xfrm_init_state+0x3e7/0xb30 [ 23.783979] [] xfrm_init_state+0x1a/0x20 [ 23.789659] [] pfkey_add+0x1fb9/0x3470 [ 23.795165] [] ? pfkey_delete+0x360/0x360 [ 23.800927] [] ? pfkey_seq_stop+0x80/0x80 [ 23.806701] [] ? __skb_clone+0x24a/0x7d0 [ 23.812402] [] ? pfkey_delete+0x360/0x360 [ 23.818168] [] pfkey_process+0x68b/0x750 [ 23.823844] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 23.830651] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 23.837458] [] pfkey_sendmsg+0x3a9/0x760 [ 23.843136] [] ? pfkey_spdget+0x820/0x820 [ 23.848899] [] sock_sendmsg+0xca/0x110 [ 23.854405] [] ___sys_sendmsg+0x6d1/0x7e0 [ 23.860180] [] ? copy_msghdr_from_user+0x570/0x570 [ 23.866732] [] ? check_preemption_disabled+0x3b/0x200 [ 23.873539] [] ? check_preemption_disabled+0x3b/0x200 [ 23.880349] [] ? debug_mutex_init+0x1c/0x60 [ 23.886290] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 23.893099] [] ? __lock_is_held+0xa1/0xf0 [ 23.898868] [] ? check_preemption_disabled+0x3b/0x200 [ 23.905678] [] ? __fd_install+0x223/0x5f0 [ 23.911444] [] ? __fget_light+0x169/0x1f0 [ 23.917209] [] ? __fdget+0x18/0x20 [ 23.922365] [] ? sockfd_lookup_light+0x118/0x160 [ 23.928739] [] __sys_sendmsg+0xd6/0x190 [ 23.934328] [] ? SyS_shutdown+0x1b0/0x1b0 [ 23.940102] [] ? fd_install+0x4d/0x60 [ 23.945520] [] ? move_addr_to_kernel+0x50/0x50 [ 23.951717] [] SyS_sendmsg+0x2d/0x50 [ 23.957050] [] ? __sys_sendmsg+0x190/0x190 [ 23.962904] [] do_syscall_64+0x1a4/0x490 executing program executing program [ 23.968594] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 23.976313] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3817 [ 23.984991] caller is __this_cpu_preempt_check+0x1c/0x20 [ 23.987096] IPVS: Creating netns size=2536 id=2 [ 23.995065] CPU: 0 PID: 3817 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 24.002742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.012068] ffff8801d7cbf678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 24.020028] ffffffff83f460a0 ffff8801b53cb000 0000000000000003 ffff8801d7cbf6b8 [ 24.027986] ffffffff81dfd514 ffff8801d7cbf6d0 ffffffff83f460a0 dffffc0000000000 [ 24.035949] Call Trace: [ 24.038506] [] dump_stack+0xc1/0x128 [ 24.043843] [] check_preemption_disabled+0x1d4/0x200 [ 24.050565] [] __this_cpu_preempt_check+0x1c/0x20 [ 24.057030] [] ipcomp_init_state+0x188/0x930 [ 24.063059] [] ? __lock_is_held+0xa1/0xf0 [ 24.068826] [] ipcomp4_init_state+0xb0/0x7d0 [ 24.074853] [] __xfrm_init_state+0x3e7/0xb30 [ 24.080883] [] xfrm_init_state+0x1a/0x20 [ 24.086564] [] pfkey_add+0x1fb9/0x3470 [ 24.092071] [] ? pfkey_delete+0x360/0x360 [ 24.097837] [] ? pfkey_seq_stop+0x80/0x80 [ 24.103603] [] ? __skb_clone+0x24a/0x7d0 [ 24.109285] [] ? pfkey_delete+0x360/0x360 [ 24.115048] [] pfkey_process+0x68b/0x750 [ 24.120727] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 24.127537] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 24.134344] [] pfkey_sendmsg+0x3a9/0x760 [ 24.140021] [] ? pfkey_spdget+0x820/0x820 [ 24.145787] [] sock_sendmsg+0xca/0x110 [ 24.151316] [] ___sys_sendmsg+0x6d1/0x7e0 [ 24.157083] [] ? copy_msghdr_from_user+0x570/0x570 [ 24.163631] [] ? check_preemption_disabled+0x3b/0x200 [ 24.170442] [] ? check_preemption_disabled+0x3b/0x200 [ 24.177249] [] ? debug_mutex_init+0x1c/0x60 [ 24.183189] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 24.189998] [] ? __lock_is_held+0xa1/0xf0 [ 24.195763] [] ? check_preemption_disabled+0x3b/0x200 [ 24.202573] [] ? __fd_install+0x223/0x5f0 [ 24.208337] [] ? __fget_light+0x169/0x1f0 [ 24.214102] [] ? __fdget+0x18/0x20 executing program [ 24.219261] [] ? sockfd_lookup_light+0x118/0x160 [ 24.225631] [] __sys_sendmsg+0xd6/0x190 [ 24.231222] [] ? SyS_shutdown+0x1b0/0x1b0 [ 24.236989] [] ? fd_install+0x4d/0x60 [ 24.242405] [] ? move_addr_to_kernel+0x50/0x50 [ 24.248605] [] SyS_sendmsg+0x2d/0x50 [ 24.253937] [] ? __sys_sendmsg+0x190/0x190 [ 24.259793] [] do_syscall_64+0x1a4/0x490 [ 24.265472] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb executing program [ 24.273767] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3819 [ 24.282425] caller is __this_cpu_preempt_check+0x1c/0x20 [ 24.287912] CPU: 0 PID: 3819 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 24.288619] IPVS: Creating netns size=2536 id=3 [ 24.300228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.309556] ffff8801d7cff678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 24.317519] ffffffff83f460a0 ffff8801d7c5c800 0000000000000003 ffff8801d7cff6b8 [ 24.325485] ffffffff81dfd514 ffff8801d7cff6d0 ffffffff83f460a0 dffffc0000000000 [ 24.333445] Call Trace: [ 24.336002] [] dump_stack+0xc1/0x128 [ 24.341339] [] check_preemption_disabled+0x1d4/0x200 [ 24.348061] [] __this_cpu_preempt_check+0x1c/0x20 [ 24.354521] [] ipcomp_init_state+0x188/0x930 [ 24.360550] [] ? __lock_is_held+0xa1/0xf0 [ 24.366316] [] ipcomp4_init_state+0xb0/0x7d0 [ 24.372340] [] __xfrm_init_state+0x3e7/0xb30 [ 24.378365] [] xfrm_init_state+0x1a/0x20 [ 24.384044] [] pfkey_add+0x1fb9/0x3470 [ 24.389551] [] ? pfkey_delete+0x360/0x360 [ 24.395317] [] ? pfkey_seq_stop+0x80/0x80 [ 24.401084] [] ? __skb_clone+0x24a/0x7d0 [ 24.406761] [] ? pfkey_delete+0x360/0x360 [ 24.412524] [] pfkey_process+0x68b/0x750 [ 24.418201] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 24.425008] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 24.431817] [] pfkey_sendmsg+0x3a9/0x760 [ 24.437494] [] ? pfkey_spdget+0x820/0x820 [ 24.443259] [] sock_sendmsg+0xca/0x110 [ 24.448774] [] ___sys_sendmsg+0x6d1/0x7e0 [ 24.454538] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 24.461347] [] ? copy_msghdr_from_user+0x570/0x570 [ 24.467898] [] ? __lru_cache_add+0x187/0x250 [ 24.473922] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 24.480997] [] ? _raw_spin_unlock+0x2c/0x50 [ 24.486935] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 24.494002] [] ? handle_mm_fault+0x4ad/0x2460 [ 24.500116] [] ? __fget_light+0x169/0x1f0 [ 24.505885] [] ? __fdget+0x18/0x20 [ 24.511053] [] ? sockfd_lookup_light+0x118/0x160 [ 24.517427] [] __sys_sendmsg+0xd6/0x190 executing program [ 24.523016] [] ? SyS_shutdown+0x1b0/0x1b0 [ 24.528785] [] ? __do_page_fault+0x5ec/0xd40 [ 24.534811] [] SyS_sendmsg+0x2d/0x50 [ 24.540143] [] ? __sys_sendmsg+0x190/0x190 [ 24.545996] [] do_syscall_64+0x1a4/0x490 [ 24.551677] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 24.558904] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3817 [ 24.567643] caller is __this_cpu_preempt_check+0x1c/0x20 [ 24.573110] CPU: 1 PID: 3817 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 24.580790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.590117] ffff8801d7cbf678 ffffffff81d95f19 0000000000000001 ffffffff83c19200 [ 24.598082] ffffffff83f460a0 ffff8801b53cb000 0000000000000003 ffff8801d7cbf6b8 [ 24.606046] ffffffff81dfd514 ffff8801d7cbf6d0 ffffffff83f460a0 dffffc0000000000 [ 24.614006] Call Trace: [ 24.616567] [] dump_stack+0xc1/0x128 [ 24.621905] [] check_preemption_disabled+0x1d4/0x200 [ 24.628624] [] __this_cpu_preempt_check+0x1c/0x20 [ 24.635086] [] ipcomp_init_state+0x188/0x930 [ 24.641114] [] ? __lock_is_held+0xa1/0xf0 [ 24.646883] [] ipcomp4_init_state+0xb0/0x7d0 [ 24.652906] [] __xfrm_init_state+0x3e7/0xb30 [ 24.658933] [] xfrm_init_state+0x1a/0x20 [ 24.664614] [] pfkey_add+0x1fb9/0x3470 [ 24.670121] [] ? pfkey_delete+0x360/0x360 [ 24.675886] [] ? pfkey_seq_stop+0x80/0x80 [ 24.681653] [] ? __skb_clone+0x24a/0x7d0 [ 24.687332] [] ? pfkey_delete+0x360/0x360 [ 24.693097] [] pfkey_process+0x68b/0x750 [ 24.698777] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 24.705585] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 24.712393] [] pfkey_sendmsg+0x3a9/0x760 [ 24.718073] [] ? pfkey_spdget+0x820/0x820 [ 24.723840] [] sock_sendmsg+0xca/0x110 [ 24.729343] [] ___sys_sendmsg+0x6d1/0x7e0 [ 24.735107] [] ? copy_msghdr_from_user+0x570/0x570 [ 24.741654] [] ? check_preemption_disabled+0x3b/0x200 [ 24.748462] [] ? check_preemption_disabled+0x3b/0x200 [ 24.755268] [] ? debug_mutex_init+0x1c/0x60 [ 24.761209] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 24.768018] [] ? __lock_is_held+0xa1/0xf0 [ 24.773784] [] ? check_preemption_disabled+0x3b/0x200 [ 24.780596] [] ? __fd_install+0x223/0x5f0 [ 24.786361] [] ? __fget_light+0x169/0x1f0 [ 24.792125] [] ? __fdget+0x18/0x20 [ 24.797284] [] ? sockfd_lookup_light+0x118/0x160 [ 24.803659] [] __sys_sendmsg+0xd6/0x190 [ 24.809254] [] ? SyS_shutdown+0x1b0/0x1b0 [ 24.815025] [] ? fd_install+0x4d/0x60 [ 24.820445] [] ? move_addr_to_kernel+0x50/0x50 executing program executing program [ 24.826646] [] SyS_sendmsg+0x2d/0x50 [ 24.831979] [] ? __sys_sendmsg+0x190/0x190 [ 24.837834] [] do_syscall_64+0x1a4/0x490 [ 24.843512] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 24.851293] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3822 [ 24.851928] IPVS: Creating netns size=2536 id=4 [ 24.864630] caller is __this_cpu_preempt_check+0x1c/0x20 [ 24.870052] CPU: 0 PID: 3822 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 24.877740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.887070] ffff8801ca2bf678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 24.895035] ffffffff83f460a0 ffff8801d82f1800 0000000000000003 ffff8801ca2bf6b8 [ 24.902998] ffffffff81dfd514 ffff8801ca2bf6d0 ffffffff83f460a0 dffffc0000000000 [ 24.910958] Call Trace: [ 24.913516] [] dump_stack+0xc1/0x128 [ 24.918852] [] check_preemption_disabled+0x1d4/0x200 [ 24.925583] [] __this_cpu_preempt_check+0x1c/0x20 [ 24.932045] [] ipcomp_init_state+0x188/0x930 [ 24.938072] [] ? __lock_is_held+0xa1/0xf0 [ 24.943837] [] ipcomp4_init_state+0xb0/0x7d0 [ 24.949870] [] __xfrm_init_state+0x3e7/0xb30 [ 24.955898] [] xfrm_init_state+0x1a/0x20 [ 24.961579] [] pfkey_add+0x1fb9/0x3470 [ 24.967083] [] ? pfkey_delete+0x360/0x360 [ 24.972849] [] ? pfkey_seq_stop+0x80/0x80 [ 24.978626] [] ? __skb_clone+0x24a/0x7d0 [ 24.984305] [] ? pfkey_delete+0x360/0x360 [ 24.990069] [] pfkey_process+0x68b/0x750 [ 24.995748] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 25.002556] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.009364] [] pfkey_sendmsg+0x3a9/0x760 [ 25.015041] [] ? pfkey_spdget+0x820/0x820 [ 25.020806] [] sock_sendmsg+0xca/0x110 [ 25.026310] [] ___sys_sendmsg+0x6d1/0x7e0 [ 25.032074] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.038881] [] ? copy_msghdr_from_user+0x570/0x570 [ 25.045427] [] ? __lru_cache_add+0x187/0x250 [ 25.051454] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 25.058521] [] ? _raw_spin_unlock+0x2c/0x50 [ 25.064460] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 25.071528] [] ? handle_mm_fault+0x4ad/0x2460 [ 25.077639] [] ? __fget_light+0x169/0x1f0 [ 25.083403] [] ? __fdget+0x18/0x20 [ 25.088561] [] ? sockfd_lookup_light+0x118/0x160 [ 25.094932] [] __sys_sendmsg+0xd6/0x190 [ 25.100530] [] ? SyS_shutdown+0x1b0/0x1b0 [ 25.106295] [] ? __do_page_fault+0x5ec/0xd40 [ 25.112323] [] SyS_sendmsg+0x2d/0x50 [ 25.117655] [] ? __sys_sendmsg+0x190/0x190 executing program [ 25.123509] [] do_syscall_64+0x1a4/0x490 [ 25.129189] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.136875] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3822 [ 25.145562] caller is __this_cpu_preempt_check+0x1c/0x20 [ 25.150989] CPU: 1 PID: 3822 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 25.158666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.167993] ffff8801ca2bf678 ffffffff81d95f19 0000000000000001 ffffffff83c19200 [ 25.175955] ffffffff83f460a0 ffff8801d82f1800 0000000000000003 ffff8801ca2bf6b8 [ 25.183920] ffffffff81dfd514 ffff8801ca2bf6d0 ffffffff83f460a0 dffffc0000000000 [ 25.191888] Call Trace: [ 25.194443] [] dump_stack+0xc1/0x128 [ 25.199776] [] check_preemption_disabled+0x1d4/0x200 [ 25.206495] [] __this_cpu_preempt_check+0x1c/0x20 [ 25.212954] [] ipcomp_init_state+0x188/0x930 [ 25.218980] [] ? __lock_is_held+0xa1/0xf0 [ 25.224744] [] ipcomp4_init_state+0xb0/0x7d0 [ 25.230770] [] __xfrm_init_state+0x3e7/0xb30 [ 25.236794] [] xfrm_init_state+0x1a/0x20 [ 25.242476] [] pfkey_add+0x1fb9/0x3470 [ 25.247980] [] ? pfkey_delete+0x360/0x360 [ 25.253757] [] ? pfkey_seq_stop+0x80/0x80 [ 25.259523] [] ? __skb_clone+0x24a/0x7d0 [ 25.265199] [] ? pfkey_delete+0x360/0x360 [ 25.270968] [] pfkey_process+0x68b/0x750 [ 25.276656] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 25.283463] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.290273] [] pfkey_sendmsg+0x3a9/0x760 [ 25.295952] [] ? pfkey_spdget+0x820/0x820 [ 25.301721] [] sock_sendmsg+0xca/0x110 [ 25.307227] [] ___sys_sendmsg+0x6d1/0x7e0 [ 25.312994] [] ? copy_msghdr_from_user+0x570/0x570 [ 25.319541] [] ? check_preemption_disabled+0x3b/0x200 [ 25.326345] [] ? check_preemption_disabled+0x3b/0x200 [ 25.333151] [] ? debug_mutex_init+0x1c/0x60 [ 25.339089] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.345896] [] ? __lock_is_held+0xa1/0xf0 [ 25.351662] [] ? check_preemption_disabled+0x3b/0x200 [ 25.358473] [] ? __fd_install+0x223/0x5f0 [ 25.364240] [] ? __fget_light+0x169/0x1f0 [ 25.370013] [] ? __fdget+0x18/0x20 [ 25.375170] [] ? sockfd_lookup_light+0x118/0x160 [ 25.381542] [] __sys_sendmsg+0xd6/0x190 [ 25.387134] [] ? SyS_shutdown+0x1b0/0x1b0 [ 25.392899] [] ? fd_install+0x4d/0x60 [ 25.398318] [] ? move_addr_to_kernel+0x50/0x50 [ 25.404519] [] SyS_sendmsg+0x2d/0x50 [ 25.409851] [] ? __sys_sendmsg+0x190/0x190 [ 25.415790] [] do_syscall_64+0x1a4/0x490 [ 25.421469] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb executing program executing program [ 25.429291] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3819 [ 25.429341] IPVS: Creating netns size=2536 id=5 [ 25.442625] caller is __this_cpu_preempt_check+0x1c/0x20 [ 25.448076] CPU: 0 PID: 3819 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 25.455755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.465081] ffff8801d7cff678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 25.473047] ffffffff83f460a0 ffff8801d7c5c800 0000000000000003 ffff8801d7cff6b8 [ 25.481010] ffffffff81dfd514 ffff8801d7cff6d0 ffffffff83f460a0 dffffc0000000000 [ 25.488968] Call Trace: [ 25.491528] [] dump_stack+0xc1/0x128 [ 25.496860] [] check_preemption_disabled+0x1d4/0x200 [ 25.503578] [] __this_cpu_preempt_check+0x1c/0x20 [ 25.510040] [] ipcomp_init_state+0x188/0x930 [ 25.516070] [] ? __lock_is_held+0xa1/0xf0 [ 25.521840] [] ipcomp4_init_state+0xb0/0x7d0 [ 25.527867] [] __xfrm_init_state+0x3e7/0xb30 [ 25.533908] [] xfrm_init_state+0x1a/0x20 [ 25.539589] [] pfkey_add+0x1fb9/0x3470 [ 25.545096] [] ? pfkey_delete+0x360/0x360 [ 25.550864] [] ? pfkey_seq_stop+0x80/0x80 [ 25.556630] [] ? __skb_clone+0x24a/0x7d0 [ 25.562309] [] ? pfkey_delete+0x360/0x360 [ 25.568083] [] pfkey_process+0x68b/0x750 [ 25.573762] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 25.580572] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.587382] [] pfkey_sendmsg+0x3a9/0x760 [ 25.593061] [] ? pfkey_spdget+0x820/0x820 [ 25.598829] [] sock_sendmsg+0xca/0x110 [ 25.604331] [] ___sys_sendmsg+0x6d1/0x7e0 [ 25.610096] [] ? copy_msghdr_from_user+0x570/0x570 [ 25.616648] [] ? check_preemption_disabled+0x3b/0x200 [ 25.623455] [] ? check_preemption_disabled+0x3b/0x200 [ 25.630264] [] ? debug_mutex_init+0x1c/0x60 [ 25.636204] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.643013] [] ? __lock_is_held+0xa1/0xf0 [ 25.648782] [] ? check_preemption_disabled+0x3b/0x200 [ 25.655592] [] ? __fd_install+0x223/0x5f0 [ 25.661357] [] ? __fget_light+0x169/0x1f0 [ 25.667121] [] ? __fdget+0x18/0x20 [ 25.672280] [] ? sockfd_lookup_light+0x118/0x160 executing program [ 25.678655] [] __sys_sendmsg+0xd6/0x190 [ 25.684331] [] ? SyS_shutdown+0x1b0/0x1b0 [ 25.690102] [] ? fd_install+0x4d/0x60 [ 25.695522] [] ? move_addr_to_kernel+0x50/0x50 [ 25.701725] [] SyS_sendmsg+0x2d/0x50 [ 25.707056] [] ? __sys_sendmsg+0x190/0x190 [ 25.712911] [] do_syscall_64+0x1a4/0x490 [ 25.718592] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.726654] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3819 [ 25.735353] caller is __this_cpu_preempt_check+0x1c/0x20 [ 25.740778] CPU: 1 PID: 3819 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 25.748462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.757791] ffff8801d7cff678 ffffffff81d95f19 0000000000000001 ffffffff83c19200 [ 25.765760] ffffffff83f460a0 ffff8801d7c5c800 0000000000000003 ffff8801d7cff6b8 [ 25.773733] ffffffff81dfd514 ffff8801d7cff6d0 ffffffff83f460a0 dffffc0000000000 [ 25.781692] Call Trace: [ 25.784249] [] dump_stack+0xc1/0x128 [ 25.789583] [] check_preemption_disabled+0x1d4/0x200 [ 25.796301] [] __this_cpu_preempt_check+0x1c/0x20 [ 25.802761] [] ipcomp_init_state+0x188/0x930 [ 25.808789] [] ? __lock_is_held+0xa1/0xf0 [ 25.814554] [] ipcomp4_init_state+0xb0/0x7d0 [ 25.820578] [] __xfrm_init_state+0x3e7/0xb30 [ 25.826609] [] xfrm_init_state+0x1a/0x20 [ 25.832287] [] pfkey_add+0x1fb9/0x3470 [ 25.837795] [] ? pfkey_delete+0x360/0x360 [ 25.843561] [] ? pfkey_seq_stop+0x80/0x80 [ 25.849326] [] ? __skb_clone+0x24a/0x7d0 [ 25.855005] [] ? pfkey_delete+0x360/0x360 [ 25.860770] [] pfkey_process+0x68b/0x750 [ 25.866448] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 25.873257] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.880063] [] pfkey_sendmsg+0x3a9/0x760 [ 25.885748] [] ? pfkey_spdget+0x820/0x820 [ 25.891515] [] sock_sendmsg+0xca/0x110 [ 25.897017] [] ___sys_sendmsg+0x6d1/0x7e0 [ 25.902782] [] ? copy_msghdr_from_user+0x570/0x570 [ 25.909331] [] ? check_preemption_disabled+0x3b/0x200 [ 25.916136] [] ? check_preemption_disabled+0x3b/0x200 [ 25.922942] [] ? debug_mutex_init+0x1c/0x60 [ 25.928882] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.935687] [] ? __lock_is_held+0xa1/0xf0 [ 25.941449] [] ? check_preemption_disabled+0x3b/0x200 [ 25.948253] [] ? __fd_install+0x223/0x5f0 [ 25.954017] [] ? __fget_light+0x169/0x1f0 [ 25.959779] [] ? __fdget+0x18/0x20 [ 25.964937] [] ? sockfd_lookup_light+0x118/0x160 [ 25.971306] [] __sys_sendmsg+0xd6/0x190 executing program executing program [ 25.976894] [] ? SyS_shutdown+0x1b0/0x1b0 [ 25.982659] [] ? fd_install+0x4d/0x60 [ 25.988075] [] ? move_addr_to_kernel+0x50/0x50 [ 25.994272] [] SyS_sendmsg+0x2d/0x50 [ 25.999600] [] ? __sys_sendmsg+0x190/0x190 [ 26.005452] [] do_syscall_64+0x1a4/0x490 [ 26.011131] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 26.018992] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3819 [ 26.019453] IPVS: Creating netns size=2536 id=6 [ 26.032294] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.037739] CPU: 1 PID: 3819 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 26.045416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.054742] ffff8801d7cff678 ffffffff81d95f19 0000000000000001 ffffffff83c19200 [ 26.062707] ffffffff83f460a0 ffff8801d7c5c800 0000000000000003 ffff8801d7cff6b8 [ 26.070665] ffffffff81dfd514 ffff8801d7cff6d0 ffffffff83f460a0 dffffc0000000000 [ 26.078629] Call Trace: [ 26.081185] [] dump_stack+0xc1/0x128 [ 26.086517] [] check_preemption_disabled+0x1d4/0x200 [ 26.093237] [] __this_cpu_preempt_check+0x1c/0x20 [ 26.099700] [] ipcomp_init_state+0x188/0x930 [ 26.105724] [] ? __lock_is_held+0xa1/0xf0 [ 26.111487] [] ipcomp4_init_state+0xb0/0x7d0 [ 26.117510] [] __xfrm_init_state+0x3e7/0xb30 [ 26.123533] [] xfrm_init_state+0x1a/0x20 [ 26.129213] [] pfkey_add+0x1fb9/0x3470 [ 26.134719] [] ? pfkey_delete+0x360/0x360 [ 26.140484] [] ? pfkey_seq_stop+0x80/0x80 [ 26.146259] [] ? __skb_clone+0x24a/0x7d0 [ 26.151937] [] ? pfkey_delete+0x360/0x360 [ 26.157704] [] pfkey_process+0x68b/0x750 [ 26.163381] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 26.170185] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.176999] [] pfkey_sendmsg+0x3a9/0x760 [ 26.182676] [] ? pfkey_spdget+0x820/0x820 [ 26.188440] [] sock_sendmsg+0xca/0x110 [ 26.193942] [] ___sys_sendmsg+0x6d1/0x7e0 [ 26.199705] [] ? copy_msghdr_from_user+0x570/0x570 [ 26.206254] [] ? check_preemption_disabled+0x3b/0x200 [ 26.213058] [] ? check_preemption_disabled+0x3b/0x200 [ 26.219863] [] ? debug_mutex_init+0x1c/0x60 [ 26.225802] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.232613] [] ? __lock_is_held+0xa1/0xf0 [ 26.238378] [] ? check_preemption_disabled+0x3b/0x200 [ 26.245187] [] ? __fd_install+0x223/0x5f0 [ 26.250954] [] ? __fget_light+0x169/0x1f0 [ 26.256718] [] ? __fdget+0x18/0x20 [ 26.261876] [] ? sockfd_lookup_light+0x118/0x160 [ 26.268257] [] __sys_sendmsg+0xd6/0x190 [ 26.273861] [] ? SyS_shutdown+0x1b0/0x1b0 executing program executing program [ 26.279644] [] ? fd_install+0x4d/0x60 [ 26.285076] [] ? move_addr_to_kernel+0x50/0x50 [ 26.291279] [] SyS_sendmsg+0x2d/0x50 [ 26.296611] [] ? __sys_sendmsg+0x190/0x190 [ 26.302468] [] do_syscall_64+0x1a4/0x490 [ 26.308151] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 26.316255] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3820 [ 26.316625] IPVS: Creating netns size=2536 id=7 [ 26.329651] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.335096] CPU: 0 PID: 3820 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 26.342775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.352096] ffff8801ca257678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 26.360055] ffffffff83f460a0 ffff8801d82f0000 0000000000000003 ffff8801ca2576b8 [ 26.368012] ffffffff81dfd514 ffff8801ca2576d0 ffffffff83f460a0 dffffc0000000000 [ 26.375974] Call Trace: [ 26.378530] [] dump_stack+0xc1/0x128 [ 26.383865] [] check_preemption_disabled+0x1d4/0x200 [ 26.390585] [] __this_cpu_preempt_check+0x1c/0x20 [ 26.397045] [] ipcomp_init_state+0x188/0x930 [ 26.403072] [] ? __lock_is_held+0xa1/0xf0 [ 26.408839] [] ipcomp4_init_state+0xb0/0x7d0 [ 26.414865] [] __xfrm_init_state+0x3e7/0xb30 [ 26.420887] [] xfrm_init_state+0x1a/0x20 [ 26.426568] [] pfkey_add+0x1fb9/0x3470 [ 26.432071] [] ? pfkey_delete+0x360/0x360 [ 26.437836] [] ? pfkey_seq_stop+0x80/0x80 [ 26.443603] [] ? __skb_clone+0x24a/0x7d0 [ 26.449282] [] ? pfkey_delete+0x360/0x360 [ 26.455047] [] pfkey_process+0x68b/0x750 [ 26.460723] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 26.467529] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.474337] [] pfkey_sendmsg+0x3a9/0x760 [ 26.480012] [] ? pfkey_spdget+0x820/0x820 [ 26.485775] [] sock_sendmsg+0xca/0x110 [ 26.491280] [] ___sys_sendmsg+0x6d1/0x7e0 [ 26.497043] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.503848] [] ? copy_msghdr_from_user+0x570/0x570 [ 26.510397] [] ? __lru_cache_add+0x187/0x250 [ 26.516421] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 26.523489] [] ? _raw_spin_unlock+0x2c/0x50 [ 26.529428] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 26.536500] [] ? handle_mm_fault+0x4ad/0x2460 [ 26.542613] [] ? __fget_light+0x169/0x1f0 [ 26.548379] [] ? __fdget+0x18/0x20 [ 26.553538] [] ? sockfd_lookup_light+0x118/0x160 [ 26.559909] [] __sys_sendmsg+0xd6/0x190 [ 26.565499] [] ? SyS_shutdown+0x1b0/0x1b0 [ 26.571267] [] ? __do_page_fault+0x5ec/0xd40 [ 26.577292] [] SyS_sendmsg+0x2d/0x50 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 26.582621] [] ? __sys_sendmsg+0x190/0x190 [ 26.588474] [] do_syscall_64+0x1a4/0x490 [ 26.594153] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 26.612583] IPVS: Creating netns size=2536 id=8 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 28.723181] check_preemption_disabled: 8366 callbacks suppressed [ 28.723189] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3821 [ 28.738010] caller is __this_cpu_preempt_check+0x1c/0x20 [ 28.743454] CPU: 0 PID: 3821 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 28.751136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.760460] ffff8801ca28f678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 28.768418] ffffffff83f460a0 ffff8801d7c5e000 0000000000000003 ffff8801ca28f6b8 [ 28.776380] ffffffff81dfd514 ffff8801ca28f6d0 ffffffff83f460a0 dffffc0000000000 [ 28.784342] Call Trace: [ 28.786903] [] dump_stack+0xc1/0x128 [ 28.792234] [] check_preemption_disabled+0x1d4/0x200 [ 28.798956] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.805422] [] ipcomp_init_state+0x188/0x930 [ 28.811451] [] ? __lock_is_held+0xa1/0xf0 [ 28.817218] [] ipcomp4_init_state+0xb0/0x7d0 [ 28.823244] [] __xfrm_init_state+0x3e7/0xb30 [ 28.829267] [] xfrm_init_state+0x1a/0x20 [ 28.834948] [] pfkey_add+0x1fb9/0x3470 [ 28.840451] [] ? pfkey_delete+0x360/0x360 [ 28.846215] [] ? pfkey_seq_stop+0x80/0x80 [ 28.851978] [] ? __skb_clone+0x24a/0x7d0 [ 28.857657] [] ? pfkey_delete+0x360/0x360 [ 28.863423] [] pfkey_process+0x68b/0x750 [ 28.869102] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.875907] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.882711] [] pfkey_sendmsg+0x3a9/0x760 [ 28.888387] [] ? pfkey_spdget+0x820/0x820 [ 28.894154] [] sock_sendmsg+0xca/0x110 [ 28.899655] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.905421] [] ? SyS_socket+0x162/0x1b0 [ 28.911009] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.917556] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 28.924366] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 28.931257] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.938061] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 28.944955] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 28.951765] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 28.958485] [] ? quarantine_put+0xaa/0x180 [ 28.964338] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.971145] [] ? check_preemption_disabled+0x3b/0x200 [ 28.977953] [] ? check_preemption_disabled+0x3b/0x200 [ 28.984759] [] ? sock_destroy_inode+0x56/0x70 [ 28.990873] [] ? sock_destroy_inode+0x56/0x70 [ 28.996988] [] ? __fget_light+0x169/0x1f0 [ 29.002751] [] ? __fdget+0x18/0x20 [ 29.007908] [] ? sockfd_lookup_light+0x118/0x160 [ 29.014283] [] __sys_sendmsg+0xd6/0x190 executing program [ 29.019874] [] ? SyS_shutdown+0x1b0/0x1b0 [ 29.025637] [] ? iput+0x2af/0x900 [ 29.030711] [] ? sock_release+0x16d/0x1e0 [ 29.036476] [] ? move_addr_to_kernel+0x50/0x50 [ 29.042680] [] SyS_sendmsg+0x2d/0x50 [ 29.048012] [] ? __sys_sendmsg+0x190/0x190 [ 29.053864] [] do_syscall_64+0x1a4/0x490 [ 29.059544] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.067036] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3820 [ 29.075719] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.081143] CPU: 0 PID: 3820 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 29.088813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.098142] ffff8801ca257678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 29.106118] ffffffff83f460a0 ffff8801d82f0000 0000000000000003 ffff8801ca2576b8 [ 29.114084] ffffffff81dfd514 ffff8801ca2576d0 ffffffff83f460a0 dffffc0000000000 [ 29.122042] Call Trace: [ 29.124599] [] dump_stack+0xc1/0x128 [ 29.129930] [] check_preemption_disabled+0x1d4/0x200 [ 29.136652] [] __this_cpu_preempt_check+0x1c/0x20 [ 29.143112] [] ipcomp_init_state+0x188/0x930 [ 29.149138] [] ? __lock_is_held+0xa1/0xf0 [ 29.154903] [] ipcomp4_init_state+0xb0/0x7d0 [ 29.160926] [] __xfrm_init_state+0x3e7/0xb30 [ 29.166953] [] xfrm_init_state+0x1a/0x20 [ 29.172632] [] pfkey_add+0x1fb9/0x3470 [ 29.178138] [] ? pfkey_delete+0x360/0x360 [ 29.183911] [] ? pfkey_seq_stop+0x80/0x80 [ 29.189679] [] ? __skb_clone+0x24a/0x7d0 [ 29.195357] [] ? pfkey_delete+0x360/0x360 [ 29.201120] [] pfkey_process+0x68b/0x750 [ 29.206797] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 29.213604] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.220408] [] pfkey_sendmsg+0x3a9/0x760 [ 29.226085] [] ? pfkey_spdget+0x820/0x820 [ 29.231849] [] sock_sendmsg+0xca/0x110 [ 29.237352] [] ___sys_sendmsg+0x6d1/0x7e0 [ 29.243116] [] ? SyS_socket+0x162/0x1b0 [ 29.248708] [] ? copy_msghdr_from_user+0x570/0x570 [ 29.255252] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 29.262065] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 29.268959] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.275767] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 29.282663] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 29.289479] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 29.296200] [] ? quarantine_put+0xaa/0x180 [ 29.302052] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.308860] [] ? check_preemption_disabled+0x3b/0x200 [ 29.315666] [] ? check_preemption_disabled+0x3b/0x200 [ 29.322471] [] ? sock_destroy_inode+0x56/0x70 [ 29.328580] [] ? sock_destroy_inode+0x56/0x70 [ 29.334690] [] ? __fget_light+0x169/0x1f0 [ 29.340455] [] ? __fdget+0x18/0x20 [ 29.345612] [] ? sockfd_lookup_light+0x118/0x160 [ 29.351982] [] __sys_sendmsg+0xd6/0x190 [ 29.357573] [] ? SyS_shutdown+0x1b0/0x1b0 [ 29.363337] [] ? iput+0x2af/0x900 [ 29.368410] [] ? sock_release+0x16d/0x1e0 executing program [ 29.374172] [] ? move_addr_to_kernel+0x50/0x50 [ 29.380368] [] SyS_sendmsg+0x2d/0x50 [ 29.385696] [] ? __sys_sendmsg+0x190/0x190 [ 29.391547] [] do_syscall_64+0x1a4/0x490 [ 29.397228] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.405363] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3823 [ 29.414107] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.419527] CPU: 1 PID: 3823 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 29.427197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.436518] ffff8801d9827678 ffffffff81d95f19 0000000000000001 ffffffff83c19200 [ 29.444483] ffffffff83f460a0 ffff8801b2da8000 0000000000000003 ffff8801d98276b8 [ 29.452442] ffffffff81dfd514 ffff8801d98276d0 ffffffff83f460a0 dffffc0000000000 [ 29.460399] Call Trace: [ 29.462955] [] dump_stack+0xc1/0x128 [ 29.468285] [] check_preemption_disabled+0x1d4/0x200 [ 29.475010] [] __this_cpu_preempt_check+0x1c/0x20 [ 29.481470] [] ipcomp_init_state+0x188/0x930 [ 29.487497] [] ? __lock_is_held+0xa1/0xf0 [ 29.493261] [] ipcomp4_init_state+0xb0/0x7d0 [ 29.499284] [] __xfrm_init_state+0x3e7/0xb30 [ 29.505307] [] xfrm_init_state+0x1a/0x20 [ 29.510986] [] pfkey_add+0x1fb9/0x3470 [ 29.516490] [] ? pfkey_delete+0x360/0x360 [ 29.522253] [] ? pfkey_seq_stop+0x80/0x80 [ 29.528018] [] ? __skb_clone+0x24a/0x7d0 [ 29.533699] [] ? pfkey_delete+0x360/0x360 [ 29.539462] [] pfkey_process+0x68b/0x750 [ 29.545141] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 29.551949] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.558758] [] pfkey_sendmsg+0x3a9/0x760 [ 29.564437] [] ? pfkey_spdget+0x820/0x820 [ 29.570210] [] sock_sendmsg+0xca/0x110 [ 29.575712] [] ___sys_sendmsg+0x6d1/0x7e0 [ 29.581473] [] ? SyS_socket+0x162/0x1b0 [ 29.587061] [] ? copy_msghdr_from_user+0x570/0x570 [ 29.593608] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 29.600414] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 29.607307] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.614120] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 29.621017] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 29.627822] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 29.634543] [] ? quarantine_put+0xaa/0x180 [ 29.640393] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.647202] [] ? check_preemption_disabled+0x3b/0x200 [ 29.654011] [] ? check_preemption_disabled+0x3b/0x200 [ 29.660818] [] ? sock_destroy_inode+0x56/0x70 [ 29.666928] [] ? sock_destroy_inode+0x56/0x70 [ 29.673043] [] ? __fget_light+0x169/0x1f0 [ 29.678804] [] ? __fdget+0x18/0x20 [ 29.683963] [] ? sockfd_lookup_light+0x118/0x160 [ 29.690334] [] __sys_sendmsg+0xd6/0x190 [ 29.695926] [] ? SyS_shutdown+0x1b0/0x1b0 [ 29.701690] [] ? iput+0x2af/0x900 [ 29.706999] [] ? sock_release+0x16d/0x1e0 [ 29.712768] [] ? move_addr_to_kernel+0x50/0x50 [ 29.718966] [] SyS_sendmsg+0x2d/0x50 executing program [ 29.724295] [] ? __sys_sendmsg+0x190/0x190 [ 29.730152] [] do_syscall_64+0x1a4/0x490 [ 29.735835] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.744248] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3821 [ 29.752916] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.758346] CPU: 1 PID: 3821 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 29.766018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.775341] ffff8801ca28f678 ffffffff81d95f19 0000000000000001 ffffffff83c19200 [ 29.783300] ffffffff83f460a0 ffff8801d7c5e000 0000000000000003 ffff8801ca28f6b8 [ 29.791264] ffffffff81dfd514 ffff8801ca28f6d0 ffffffff83f460a0 dffffc0000000000 [ 29.799221] Call Trace: [ 29.801775] [] dump_stack+0xc1/0x128 [ 29.807108] [] check_preemption_disabled+0x1d4/0x200 [ 29.813833] [] __this_cpu_preempt_check+0x1c/0x20 [ 29.820292] [] ipcomp_init_state+0x188/0x930 [ 29.826320] [] ? __lock_is_held+0xa1/0xf0 [ 29.832087] [] ipcomp4_init_state+0xb0/0x7d0 [ 29.838111] [] __xfrm_init_state+0x3e7/0xb30 [ 29.844142] [] xfrm_init_state+0x1a/0x20 [ 29.849822] [] pfkey_add+0x1fb9/0x3470 [ 29.855326] [] ? pfkey_delete+0x360/0x360 [ 29.861091] [] ? pfkey_seq_stop+0x80/0x80 [ 29.866855] [] ? __skb_clone+0x24a/0x7d0 [ 29.872539] [] ? pfkey_delete+0x360/0x360 [ 29.878303] [] pfkey_process+0x68b/0x750 [ 29.883983] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 29.890788] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.897596] [] pfkey_sendmsg+0x3a9/0x760 [ 29.903272] [] ? pfkey_spdget+0x820/0x820 [ 29.909035] [] sock_sendmsg+0xca/0x110 [ 29.914546] [] ___sys_sendmsg+0x6d1/0x7e0 [ 29.920317] [] ? SyS_socket+0x162/0x1b0 [ 29.925909] [] ? copy_msghdr_from_user+0x570/0x570 [ 29.932454] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 29.939259] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 29.946150] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.952958] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 29.959848] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 29.966655] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 29.973374] [] ? quarantine_put+0xaa/0x180 [ 29.979225] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.986030] [] ? check_preemption_disabled+0x3b/0x200 [ 29.992839] [] ? check_preemption_disabled+0x3b/0x200 [ 29.999645] [] ? sock_destroy_inode+0x56/0x70 [ 30.005754] [] ? sock_destroy_inode+0x56/0x70 [ 30.011867] [] ? __fget_light+0x169/0x1f0 [ 30.017633] [] ? __fdget+0x18/0x20 [ 30.022797] [] ? sockfd_lookup_light+0x118/0x160 [ 30.029171] [] __sys_sendmsg+0xd6/0x190 [ 30.034764] [] ? SyS_shutdown+0x1b0/0x1b0 [ 30.040527] [] ? iput+0x2af/0x900 [ 30.045597] [] ? sock_release+0x16d/0x1e0 [ 30.051362] [] ? move_addr_to_kernel+0x50/0x50 [ 30.057562] [] SyS_sendmsg+0x2d/0x50 [ 30.062893] [] ? __sys_sendmsg+0x190/0x190 [ 30.068744] [] do_syscall_64+0x1a4/0x490 executing program [ 30.074422] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 30.082643] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3817 [ 30.091383] caller is __this_cpu_preempt_check+0x1c/0x20 [ 30.096840] CPU: 0 PID: 3817 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 30.104523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.113844] ffff8801d7cbf678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 30.121802] ffffffff83f460a0 ffff8801b53cb000 0000000000000003 ffff8801d7cbf6b8 [ 30.129763] ffffffff81dfd514 ffff8801d7cbf6d0 ffffffff83f460a0 dffffc0000000000 [ 30.137735] Call Trace: [ 30.140291] [] dump_stack+0xc1/0x128 [ 30.145629] [] check_preemption_disabled+0x1d4/0x200 [ 30.152348] [] __this_cpu_preempt_check+0x1c/0x20 [ 30.158809] [] ipcomp_init_state+0x188/0x930 [ 30.164834] [] ? __lock_is_held+0xa1/0xf0 [ 30.170601] [] ipcomp4_init_state+0xb0/0x7d0 [ 30.176633] [] __xfrm_init_state+0x3e7/0xb30 [ 30.182660] [] xfrm_init_state+0x1a/0x20 [ 30.188346] [] pfkey_add+0x1fb9/0x3470 [ 30.193848] [] ? pfkey_delete+0x360/0x360 [ 30.199614] [] ? pfkey_seq_stop+0x80/0x80 [ 30.205382] [] ? __skb_clone+0x24a/0x7d0 [ 30.211056] [] ? pfkey_delete+0x360/0x360 [ 30.216820] [] pfkey_process+0x68b/0x750 [ 30.222497] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 30.229300] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.236105] [] pfkey_sendmsg+0x3a9/0x760 [ 30.241779] [] ? pfkey_spdget+0x820/0x820 [ 30.247544] [] sock_sendmsg+0xca/0x110 [ 30.253046] [] ___sys_sendmsg+0x6d1/0x7e0 [ 30.258810] [] ? SyS_socket+0x162/0x1b0 [ 30.264399] [] ? copy_msghdr_from_user+0x570/0x570 [ 30.270945] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 30.277751] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 30.284642] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.291449] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 30.298342] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 30.305146] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 30.311868] [] ? quarantine_put+0xaa/0x180 [ 30.317718] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.324524] [] ? check_preemption_disabled+0x3b/0x200 [ 30.331333] [] ? check_preemption_disabled+0x3b/0x200 [ 30.338140] [] ? sock_destroy_inode+0x56/0x70 [ 30.344250] [] ? sock_destroy_inode+0x56/0x70 [ 30.350375] [] ? __fget_light+0x169/0x1f0 [ 30.356140] [] ? __fdget+0x18/0x20 [ 30.361296] [] ? sockfd_lookup_light+0x118/0x160 [ 30.367668] [] __sys_sendmsg+0xd6/0x190 [ 30.373258] [] ? SyS_shutdown+0x1b0/0x1b0 [ 30.379024] [] ? iput+0x2af/0x900 [ 30.384096] [] ? sock_release+0x16d/0x1e0 [ 30.389859] [] ? move_addr_to_kernel+0x50/0x50 [ 30.396058] [] SyS_sendmsg+0x2d/0x50 [ 30.401389] [] ? __sys_sendmsg+0x190/0x190 [ 30.407240] [] do_syscall_64+0x1a4/0x490 [ 30.412920] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 30.420245] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3822 executing program [ 30.428944] caller is __this_cpu_preempt_check+0x1c/0x20 [ 30.434384] CPU: 1 PID: 3822 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 30.442071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.451394] ffff8801ca2bf678 ffffffff81d95f19 0000000000000001 ffffffff83c19200 [ 30.459357] ffffffff83f460a0 ffff8801d82f1800 0000000000000003 ffff8801ca2bf6b8 [ 30.467317] ffffffff81dfd514 ffff8801ca2bf6d0 ffffffff83f460a0 dffffc0000000000 [ 30.475279] Call Trace: [ 30.477839] [] dump_stack+0xc1/0x128 [ 30.483173] [] check_preemption_disabled+0x1d4/0x200 [ 30.489892] [] __this_cpu_preempt_check+0x1c/0x20 [ 30.496353] [] ipcomp_init_state+0x188/0x930 [ 30.502385] [] ? __lock_is_held+0xa1/0xf0 [ 30.508153] [] ipcomp4_init_state+0xb0/0x7d0 [ 30.514177] [] __xfrm_init_state+0x3e7/0xb30 [ 30.520200] [] xfrm_init_state+0x1a/0x20 [ 30.525878] [] pfkey_add+0x1fb9/0x3470 [ 30.531379] [] ? pfkey_delete+0x360/0x360 [ 30.537164] [] ? pfkey_seq_stop+0x80/0x80 [ 30.542932] [] ? __skb_clone+0x24a/0x7d0 [ 30.548609] [] ? pfkey_delete+0x360/0x360 [ 30.554372] [] pfkey_process+0x68b/0x750 [ 30.560049] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 30.566856] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.573661] [] pfkey_sendmsg+0x3a9/0x760 [ 30.579339] [] ? pfkey_spdget+0x820/0x820 [ 30.585103] [] sock_sendmsg+0xca/0x110 [ 30.590604] [] ___sys_sendmsg+0x6d1/0x7e0 [ 30.596370] [] ? SyS_socket+0x162/0x1b0 [ 30.601962] [] ? copy_msghdr_from_user+0x570/0x570 [ 30.608510] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 30.615318] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 30.622226] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.629032] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 30.635927] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 30.642732] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 30.649452] [] ? quarantine_put+0xaa/0x180 [ 30.655303] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.662108] [] ? check_preemption_disabled+0x3b/0x200 [ 30.668912] [] ? check_preemption_disabled+0x3b/0x200 [ 30.675721] [] ? sock_destroy_inode+0x56/0x70 [ 30.681833] [] ? sock_destroy_inode+0x56/0x70 [ 30.687944] [] ? __fget_light+0x169/0x1f0 [ 30.693707] [] ? __fdget+0x18/0x20 [ 30.698863] [] ? sockfd_lookup_light+0x118/0x160 [ 30.705235] [] __sys_sendmsg+0xd6/0x190 [ 30.710825] [] ? SyS_shutdown+0x1b0/0x1b0 [ 30.716591] [] ? iput+0x2af/0x900 [ 30.721662] [] ? sock_release+0x16d/0x1e0 executing program [ 30.727426] [] ? move_addr_to_kernel+0x50/0x50 [ 30.733623] [] SyS_sendmsg+0x2d/0x50 [ 30.738953] [] ? __sys_sendmsg+0x190/0x190 [ 30.744804] [] do_syscall_64+0x1a4/0x490 [ 30.750483] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 30.758879] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3821 [ 30.767574] caller is __this_cpu_preempt_check+0x1c/0x20 [ 30.773016] CPU: 0 PID: 3821 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 30.780696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.790018] ffff8801ca28f678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 30.797980] ffffffff83f460a0 ffff8801d7c5e000 0000000000000003 ffff8801ca28f6b8 [ 30.805942] ffffffff81dfd514 ffff8801ca28f6d0 ffffffff83f460a0 dffffc0000000000 [ 30.813904] Call Trace: [ 30.816460] [] dump_stack+0xc1/0x128 [ 30.821790] [] check_preemption_disabled+0x1d4/0x200 [ 30.828508] [] __this_cpu_preempt_check+0x1c/0x20 [ 30.834968] [] ipcomp_init_state+0x188/0x930 [ 30.840994] [] ? __lock_is_held+0xa1/0xf0 [ 30.846761] [] ipcomp4_init_state+0xb0/0x7d0 [ 30.852785] [] __xfrm_init_state+0x3e7/0xb30 [ 30.858808] [] xfrm_init_state+0x1a/0x20 [ 30.864488] [] pfkey_add+0x1fb9/0x3470 [ 30.869992] [] ? pfkey_delete+0x360/0x360 [ 30.875755] [] ? pfkey_seq_stop+0x80/0x80 [ 30.881520] [] ? __skb_clone+0x24a/0x7d0 [ 30.887198] [] ? pfkey_delete+0x360/0x360 [ 30.892964] [] pfkey_process+0x68b/0x750 [ 30.898651] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 30.905456] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.912261] [] pfkey_sendmsg+0x3a9/0x760 [ 30.917937] [] ? pfkey_spdget+0x820/0x820 [ 30.923699] [] sock_sendmsg+0xca/0x110 [ 30.929200] [] ___sys_sendmsg+0x6d1/0x7e0 [ 30.934963] [] ? SyS_socket+0x162/0x1b0 [ 30.940552] [] ? copy_msghdr_from_user+0x570/0x570 [ 30.947099] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 30.953903] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 30.960794] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.967601] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 30.974493] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 30.981296] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 30.988014] [] ? quarantine_put+0xaa/0x180 [ 30.993866] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.000674] [] ? check_preemption_disabled+0x3b/0x200 [ 31.007480] [] ? check_preemption_disabled+0x3b/0x200 [ 31.014285] [] ? sock_destroy_inode+0x56/0x70 [ 31.020394] [] ? sock_destroy_inode+0x56/0x70 [ 31.026505] [] ? __fget_light+0x169/0x1f0 [ 31.032267] [] ? __fdget+0x18/0x20 [ 31.037422] [] ? sockfd_lookup_light+0x118/0x160 [ 31.043792] [] __sys_sendmsg+0xd6/0x190 [ 31.049382] [] ? SyS_shutdown+0x1b0/0x1b0 [ 31.055146] [] ? iput+0x2af/0x900 [ 31.060215] [] ? sock_release+0x16d/0x1e0 [ 31.065979] [] ? move_addr_to_kernel+0x50/0x50 [ 31.072175] [] SyS_sendmsg+0x2d/0x50 [ 31.077506] [] ? __sys_sendmsg+0x190/0x190 executing program [ 31.083358] [] do_syscall_64+0x1a4/0x490 [ 31.089034] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 31.097097] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3818 [ 31.105825] caller is __this_cpu_preempt_check+0x1c/0x20 [ 31.111247] CPU: 0 PID: 3818 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 31.118921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.128240] ffff8801d7d37678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 31.136203] ffffffff83f460a0 ffff8801d7c5b000 0000000000000003 ffff8801d7d376b8 [ 31.144170] ffffffff81dfd514 ffff8801d7d376d0 ffffffff83f460a0 dffffc0000000000 [ 31.152134] Call Trace: [ 31.154692] [] dump_stack+0xc1/0x128 [ 31.160025] [] check_preemption_disabled+0x1d4/0x200 [ 31.166747] [] __this_cpu_preempt_check+0x1c/0x20 [ 31.173206] [] ipcomp_init_state+0x188/0x930 [ 31.179234] [] ? __lock_is_held+0xa1/0xf0 [ 31.185013] [] ipcomp4_init_state+0xb0/0x7d0 [ 31.191038] [] __xfrm_init_state+0x3e7/0xb30 [ 31.197062] [] xfrm_init_state+0x1a/0x20 [ 31.202742] [] pfkey_add+0x1fb9/0x3470 [ 31.208245] [] ? pfkey_delete+0x360/0x360 [ 31.214007] [] ? pfkey_seq_stop+0x80/0x80 [ 31.219775] [] ? __skb_clone+0x24a/0x7d0 [ 31.225451] [] ? pfkey_delete+0x360/0x360 [ 31.231214] [] pfkey_process+0x68b/0x750 [ 31.236890] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 31.243697] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.250504] [] pfkey_sendmsg+0x3a9/0x760 [ 31.256179] [] ? pfkey_spdget+0x820/0x820 [ 31.261941] [] sock_sendmsg+0xca/0x110 [ 31.267444] [] ___sys_sendmsg+0x6d1/0x7e0 [ 31.273207] [] ? SyS_socket+0x162/0x1b0 [ 31.278796] [] ? copy_msghdr_from_user+0x570/0x570 [ 31.285339] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 31.292145] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 31.299036] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.305843] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 31.312735] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 31.319540] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 31.326259] [] ? quarantine_put+0xaa/0x180 [ 31.332111] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.338917] [] ? check_preemption_disabled+0x3b/0x200 [ 31.345726] [] ? check_preemption_disabled+0x3b/0x200 [ 31.352533] [] ? sock_destroy_inode+0x56/0x70 [ 31.358650] [] ? sock_destroy_inode+0x56/0x70 [ 31.364763] [] ? __fget_light+0x169/0x1f0 [ 31.370527] [] ? __fdget+0x18/0x20 [ 31.375682] [] ? sockfd_lookup_light+0x118/0x160 executing program [ 31.382054] [] __sys_sendmsg+0xd6/0x190 [ 31.387644] [] ? SyS_shutdown+0x1b0/0x1b0 [ 31.393409] [] ? iput+0x2af/0x900 [ 31.398479] [] ? sock_release+0x16d/0x1e0 [ 31.404240] [] ? move_addr_to_kernel+0x50/0x50 [ 31.410438] [] SyS_sendmsg+0x2d/0x50 [ 31.415766] [] ? __sys_sendmsg+0x190/0x190 [ 31.421620] [] do_syscall_64+0x1a4/0x490 [ 31.427298] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 31.434643] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3824 [ 31.443352] caller is __this_cpu_preempt_check+0x1c/0x20 [ 31.448771] CPU: 1 PID: 3824 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 31.456443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.465765] ffff8801d80e7678 ffffffff81d95f19 0000000000000001 ffffffff83c19200 [ 31.473737] ffffffff83f460a0 ffff8801d82f3000 0000000000000003 ffff8801d80e76b8 [ 31.481689] ffffffff81dfd514 ffff8801d80e76d0 ffffffff83f460a0 dffffc0000000000 [ 31.489650] Call Trace: [ 31.492203] [] dump_stack+0xc1/0x128 [ 31.497538] [] check_preemption_disabled+0x1d4/0x200 [ 31.504257] [] __this_cpu_preempt_check+0x1c/0x20 [ 31.510719] [] ipcomp_init_state+0x188/0x930 [ 31.516748] [] ? __lock_is_held+0xa1/0xf0 [ 31.522517] [] ipcomp4_init_state+0xb0/0x7d0 [ 31.528542] [] __xfrm_init_state+0x3e7/0xb30 [ 31.534568] [] xfrm_init_state+0x1a/0x20 [ 31.540244] [] pfkey_add+0x1fb9/0x3470 [ 31.545753] [] ? pfkey_delete+0x360/0x360 [ 31.551516] [] ? pfkey_seq_stop+0x80/0x80 [ 31.557282] [] ? __skb_clone+0x24a/0x7d0 [ 31.562960] [] ? pfkey_delete+0x360/0x360 [ 31.568723] [] pfkey_process+0x68b/0x750 [ 31.574401] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 31.581207] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.588013] [] pfkey_sendmsg+0x3a9/0x760 [ 31.593693] [] ? pfkey_spdget+0x820/0x820 [ 31.599458] [] sock_sendmsg+0xca/0x110 [ 31.604964] [] ___sys_sendmsg+0x6d1/0x7e0 [ 31.610727] [] ? SyS_socket+0x162/0x1b0 [ 31.616317] [] ? copy_msghdr_from_user+0x570/0x570 [ 31.622866] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 31.629674] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 31.636568] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.643383] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 31.650274] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 31.657083] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 31.663803] [] ? quarantine_put+0xaa/0x180 [ 31.669656] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.676464] [] ? check_preemption_disabled+0x3b/0x200 [ 31.683270] [] ? check_preemption_disabled+0x3b/0x200 [ 31.690075] [] ? sock_destroy_inode+0x56/0x70 [ 31.696187] [] ? sock_destroy_inode+0x56/0x70 [ 31.702300] [] ? __fget_light+0x169/0x1f0 [ 31.708437] [] ? __fdget+0x18/0x20 [ 31.713595] [] ? sockfd_lookup_light+0x118/0x160 [ 31.719966] [] __sys_sendmsg+0xd6/0x190 [ 31.725556] [] ? SyS_shutdown+0x1b0/0x1b0 [ 31.731320] [] ? iput+0x2af/0x900 executing program [ 31.736392] [] ? sock_release+0x16d/0x1e0 [ 31.742154] [] ? move_addr_to_kernel+0x50/0x50 [ 31.748354] [] SyS_sendmsg+0x2d/0x50 [ 31.753685] [] ? __sys_sendmsg+0x190/0x190 [ 31.759536] [] do_syscall_64+0x1a4/0x490 [ 31.765218] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 31.773946] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3819 [ 31.782607] caller is __this_cpu_preempt_check+0x1c/0x20 [ 31.788071] CPU: 0 PID: 3819 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59 [ 31.795753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.805075] ffff8801d7cff678 ffffffff81d95f19 0000000000000000 ffffffff83c19200 [ 31.813038] ffffffff83f460a0 ffff8801d7c5c800 0000000000000003 ffff8801d7cff6b8 [ 31.820997] ffffffff81dfd514 ffff8801d7cff6d0 ffffffff83f460a0 dffffc0000000000 [ 31.829041] Call Trace: [ 31.831599] [] dump_stack+0xc1/0x128 [ 31.836932] [] check_preemption_disabled+0x1d4/0x200 [ 31.843651] [] __this_cpu_preempt_check+0x1c/0x20 [ 31.850110] [] ipcomp_init_state+0x188/0x930 [ 31.856136] [] ? __lock_is_held+0xa1/0xf0 [ 31.861900] [] ipcomp4_init_state+0xb0/0x7d0 [ 31.867923] [] __xfrm_init_state+0x3e7/0xb30 [ 31.874413] [] xfrm_init_state+0x1a/0x20 [ 31.880091] [] pfkey_add+0x1fb9/0x3470 [ 31.885595] [] ? pfkey_delete+0x360/0x360 [ 31.891360] [] ? pfkey_seq_stop+0x80/0x80 [ 31.897128] [] ? __skb_clone+0x24a/0x7d0 [ 31.902804] [] ? pfkey_delete+0x360/0x360 [ 31.908566] [] pfkey_process+0x68b/0x750 [ 31.914243] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 31.921048] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.927856] [] pfkey_sendmsg+0x3a9/0x760 [ 31.933534] [] ? pfkey_spdget+0x820/0x820 [ 31.939300] [] sock_sendmsg+0xca/0x110 [ 31.944803] [] ___sys_sendmsg+0x6d1/0x7e0 [ 31.950564] [] ? SyS_socket+0x162/0x1b0 [ 31.956156] [] ? copy_msghdr_from_user+0x570/0x570 [ 31.962704] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 31.969510] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 31.976401] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.983206] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 31.990097] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 31.996901] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 32.003619] [] ? quarantine_put+0xaa/0x180 [ 32.009470] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.016277] [] ? check_preemption_disabled+0x3b/0x200 [ 32.023081] [] ? check_preemption_disabled+0x3b/0x200 [ 32.029893] [] ? sock_destroy_inode+0x56/0x70 [ 32.036005] [] ? sock_destroy_inode+0x56/0x70 [ 32.042115] [] ? __fget_light+0x169/0x1f0 [ 32.047879] [] ? __fdget+0x18/0x20 [ 32.053039] [] ? sockfd_lookup_light+0x118/0x160 [ 32.059413] [] __sys_sendmsg+0xd6/0x190 [ 32.065004] [] ? SyS_shutdown+0x1b0/0x1b0 [ 32.070768] [] ? iput+0x2af/0x900 [ 32.075839] [] ? sock_release+0x16d/0x1e0 [ 32.081603] [] ? move_addr_to_kernel+0x50/0x50 executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 32.087801] [] SyS_sendmsg+0x2d/0x50 [ 32.093129] [] ? __sys_sendmsg+0x190/0x190 [ 32.098978] [] do_syscall_64+0x1a4/0x490 [ 32.104657] [] 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