[....] Starting enhanced syslogd: rsyslogd[ 13.444121] audit: type=1400 audit(1519975396.409:4): avc: denied { syslog } for pid=3648 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 '10.128.0.23' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 26.503175] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 26.512065] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.517518] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 26.525193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.534523] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 26.542527] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 26.550505] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 26.558479] Call Trace: [ 26.561042] [] dump_stack+0xc1/0x128 [ 26.566376] [] check_preemption_disabled+0x1d4/0x200 [ 26.573098] [] __this_cpu_preempt_check+0x1c/0x20 [ 26.579560] [] ipcomp_init_state+0x188/0x930 [ 26.585591] [] ? __lock_is_held+0xa1/0xf0 [ 26.591361] [] ipcomp4_init_state+0xb0/0x7d0 [ 26.597392] [] __xfrm_init_state+0x3e7/0xb30 [ 26.603435] [] xfrm_init_state+0x1a/0x20 [ 26.609399] [] pfkey_add+0x1fb9/0x3470 [ 26.614905] [] ? pfkey_delete+0x360/0x360 [ 26.620671] [] ? pfkey_seq_stop+0x80/0x80 [ 26.626444] [] ? __skb_clone+0x24a/0x7d0 [ 26.632128] [] ? pfkey_delete+0x360/0x360 [ 26.637895] [] pfkey_process+0x68b/0x750 [ 26.643574] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 26.650385] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.657194] [] pfkey_sendmsg+0x3a9/0x760 [ 26.662877] [] ? pfkey_spdget+0x820/0x820 [ 26.668646] [] sock_sendmsg+0xca/0x110 [ 26.674155] [] ___sys_sendmsg+0x6d1/0x7e0 [ 26.679924] [] ? copy_msghdr_from_user+0x570/0x570 [ 26.686474] [] ? check_preemption_disabled+0x3b/0x200 [ 26.693282] [] ? check_preemption_disabled+0x3b/0x200 [ 26.700099] [] ? debug_mutex_init+0x1c/0x60 [ 26.706039] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.712848] [] ? __lock_is_held+0xa1/0xf0 [ 26.718614] [] ? check_preemption_disabled+0x3b/0x200 [ 26.725421] [] ? __fd_install+0x223/0x5f0 [ 26.731185] [] ? __fget_light+0x169/0x1f0 [ 26.736949] [] ? __fdget+0x18/0x20 [ 26.742107] [] ? sockfd_lookup_light+0x118/0x160 [ 26.748482] [] __sys_sendmsg+0xd6/0x190 executing program [ 26.754072] [] ? SyS_shutdown+0x1b0/0x1b0 [ 26.759836] [] ? fd_install+0x4d/0x60 [ 26.765344] [] ? move_addr_to_kernel+0x50/0x50 [ 26.771542] [] SyS_sendmsg+0x2d/0x50 [ 26.776882] [] ? __sys_sendmsg+0x190/0x190 [ 26.782747] [] do_syscall_64+0x1a4/0x490 [ 26.788428] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 26.796459] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 26.805112] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.810626] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 26.818305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.827632] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 26.835621] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 26.843602] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 26.851574] Call Trace: [ 26.854137] [] dump_stack+0xc1/0x128 [ 26.859473] [] check_preemption_disabled+0x1d4/0x200 [ 26.866207] [] __this_cpu_preempt_check+0x1c/0x20 [ 26.872671] [] ipcomp_init_state+0x188/0x930 [ 26.878699] [] ? __lock_is_held+0xa1/0xf0 [ 26.884465] [] ipcomp4_init_state+0xb0/0x7d0 [ 26.890491] [] __xfrm_init_state+0x3e7/0xb30 [ 26.896529] [] xfrm_init_state+0x1a/0x20 [ 26.902210] [] pfkey_add+0x1fb9/0x3470 [ 26.907714] [] ? pfkey_delete+0x360/0x360 [ 26.913478] [] ? pfkey_seq_stop+0x80/0x80 [ 26.919251] [] ? __skb_clone+0x24a/0x7d0 [ 26.924927] [] ? pfkey_delete+0x360/0x360 [ 26.930692] [] pfkey_process+0x68b/0x750 [ 26.936371] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 26.943181] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.949998] [] pfkey_sendmsg+0x3a9/0x760 [ 26.955676] [] ? pfkey_spdget+0x820/0x820 [ 26.961447] [] sock_sendmsg+0xca/0x110 [ 26.966954] [] ___sys_sendmsg+0x6d1/0x7e0 [ 26.972722] [] ? copy_msghdr_from_user+0x570/0x570 [ 26.979272] [] ? check_preemption_disabled+0x3b/0x200 [ 26.986083] [] ? check_preemption_disabled+0x3b/0x200 [ 26.992901] [] ? debug_mutex_init+0x1c/0x60 [ 26.998849] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.005661] [] ? __lock_is_held+0xa1/0xf0 [ 27.011431] [] ? check_preemption_disabled+0x3b/0x200 [ 27.018244] [] ? __fd_install+0x223/0x5f0 [ 27.024009] [] ? __fget_light+0x169/0x1f0 [ 27.029774] [] ? __fdget+0x18/0x20 [ 27.034936] [] ? sockfd_lookup_light+0x118/0x160 [ 27.041324] [] __sys_sendmsg+0xd6/0x190 [ 27.046928] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 27.052701] [] ? fd_install+0x4d/0x60 [ 27.058122] [] ? move_addr_to_kernel+0x50/0x50 [ 27.064322] [] SyS_sendmsg+0x2d/0x50 [ 27.069666] [] ? __sys_sendmsg+0x190/0x190 [ 27.075530] [] do_syscall_64+0x1a4/0x490 [ 27.081213] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 27.088946] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 27.097670] caller is __this_cpu_preempt_check+0x1c/0x20 [ 27.103105] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 27.110779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.120107] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 27.128079] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 27.136066] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 27.144040] Call Trace: [ 27.146602] [] dump_stack+0xc1/0x128 [ 27.151948] [] check_preemption_disabled+0x1d4/0x200 [ 27.158674] [] __this_cpu_preempt_check+0x1c/0x20 [ 27.165138] [] ipcomp_init_state+0x188/0x930 [ 27.171188] [] ? __lock_is_held+0xa1/0xf0 [ 27.176964] [] ipcomp4_init_state+0xb0/0x7d0 [ 27.182995] [] __xfrm_init_state+0x3e7/0xb30 [ 27.189020] [] xfrm_init_state+0x1a/0x20 [ 27.194703] [] pfkey_add+0x1fb9/0x3470 [ 27.200209] [] ? pfkey_delete+0x360/0x360 [ 27.205976] [] ? pfkey_seq_stop+0x80/0x80 [ 27.211747] [] ? __skb_clone+0x24a/0x7d0 [ 27.217427] [] ? pfkey_delete+0x360/0x360 [ 27.223192] [] pfkey_process+0x68b/0x750 [ 27.228869] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 27.235677] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.242487] [] pfkey_sendmsg+0x3a9/0x760 [ 27.248173] [] ? pfkey_spdget+0x820/0x820 [ 27.253941] [] sock_sendmsg+0xca/0x110 [ 27.259444] [] ___sys_sendmsg+0x6d1/0x7e0 [ 27.265211] [] ? copy_msghdr_from_user+0x570/0x570 [ 27.271761] [] ? check_preemption_disabled+0x3b/0x200 [ 27.278572] [] ? check_preemption_disabled+0x3b/0x200 [ 27.285381] [] ? debug_mutex_init+0x1c/0x60 [ 27.291321] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.298130] [] ? __lock_is_held+0xa1/0xf0 [ 27.303895] [] ? check_preemption_disabled+0x3b/0x200 [ 27.310708] [] ? __fd_install+0x223/0x5f0 [ 27.316489] [] ? __fget_light+0x169/0x1f0 [ 27.322254] [] ? __fdget+0x18/0x20 [ 27.327415] [] ? sockfd_lookup_light+0x118/0x160 [ 27.333790] [] __sys_sendmsg+0xd6/0x190 [ 27.339384] [] ? SyS_shutdown+0x1b0/0x1b0 [ 27.345150] [] ? fd_install+0x4d/0x60 [ 27.350572] [] ? move_addr_to_kernel+0x50/0x50 executing program [ 27.356771] [] SyS_sendmsg+0x2d/0x50 [ 27.362106] [] ? __sys_sendmsg+0x190/0x190 [ 27.367966] [] do_syscall_64+0x1a4/0x490 [ 27.373648] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 27.381284] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 27.390068] caller is __this_cpu_preempt_check+0x1c/0x20 [ 27.395520] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 27.403196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.412526] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 27.420506] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 27.428479] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 27.436460] Call Trace: [ 27.439022] [] dump_stack+0xc1/0x128 [ 27.444357] [] check_preemption_disabled+0x1d4/0x200 [ 27.451077] [] __this_cpu_preempt_check+0x1c/0x20 [ 27.457539] [] ipcomp_init_state+0x188/0x930 [ 27.463569] [] ? __lock_is_held+0xa1/0xf0 [ 27.469338] [] ipcomp4_init_state+0xb0/0x7d0 [ 27.475362] [] __xfrm_init_state+0x3e7/0xb30 [ 27.481385] [] xfrm_init_state+0x1a/0x20 [ 27.487066] [] pfkey_add+0x1fb9/0x3470 [ 27.492572] [] ? pfkey_delete+0x360/0x360 [ 27.498337] [] ? pfkey_seq_stop+0x80/0x80 [ 27.504106] [] ? __skb_clone+0x24a/0x7d0 [ 27.509782] [] ? pfkey_delete+0x360/0x360 [ 27.515549] [] pfkey_process+0x68b/0x750 [ 27.521228] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 27.528035] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.534842] [] pfkey_sendmsg+0x3a9/0x760 [ 27.540520] [] ? pfkey_spdget+0x820/0x820 [ 27.546294] [] sock_sendmsg+0xca/0x110 [ 27.551807] [] ___sys_sendmsg+0x6d1/0x7e0 [ 27.557574] [] ? copy_msghdr_from_user+0x570/0x570 [ 27.564122] [] ? check_preemption_disabled+0x3b/0x200 [ 27.570929] [] ? check_preemption_disabled+0x3b/0x200 [ 27.577735] [] ? debug_mutex_init+0x1c/0x60 [ 27.583687] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.590494] [] ? __lock_is_held+0xa1/0xf0 [ 27.596261] [] ? check_preemption_disabled+0x3b/0x200 [ 27.603068] [] ? __fd_install+0x223/0x5f0 [ 27.608833] [] ? __fget_light+0x169/0x1f0 [ 27.614598] [] ? __fdget+0x18/0x20 [ 27.619757] [] ? sockfd_lookup_light+0x118/0x160 [ 27.626133] [] __sys_sendmsg+0xd6/0x190 [ 27.631726] [] ? SyS_shutdown+0x1b0/0x1b0 [ 27.637492] [] ? fd_install+0x4d/0x60 [ 27.642910] [] ? move_addr_to_kernel+0x50/0x50 [ 27.649111] [] SyS_sendmsg+0x2d/0x50 executing program [ 27.654441] [] ? __sys_sendmsg+0x190/0x190 [ 27.660296] [] do_syscall_64+0x1a4/0x490 [ 27.665978] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 27.673960] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 27.682627] caller is __this_cpu_preempt_check+0x1c/0x20 [ 27.688074] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 27.695748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.705072] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 27.713068] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 27.721050] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 27.729020] Call Trace: [ 27.731582] [] dump_stack+0xc1/0x128 [ 27.736917] [] check_preemption_disabled+0x1d4/0x200 [ 27.743640] [] __this_cpu_preempt_check+0x1c/0x20 [ 27.750108] [] ipcomp_init_state+0x188/0x930 [ 27.756141] [] ? __lock_is_held+0xa1/0xf0 [ 27.761909] [] ipcomp4_init_state+0xb0/0x7d0 [ 27.767935] [] __xfrm_init_state+0x3e7/0xb30 [ 27.773961] [] xfrm_init_state+0x1a/0x20 [ 27.779642] [] pfkey_add+0x1fb9/0x3470 [ 27.785151] [] ? pfkey_delete+0x360/0x360 [ 27.791089] [] ? pfkey_seq_stop+0x80/0x80 [ 27.796859] [] ? __skb_clone+0x24a/0x7d0 [ 27.802538] [] ? pfkey_delete+0x360/0x360 [ 27.808302] [] pfkey_process+0x68b/0x750 [ 27.813982] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 27.820793] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.827603] [] pfkey_sendmsg+0x3a9/0x760 [ 27.833279] [] ? pfkey_spdget+0x820/0x820 [ 27.839046] [] sock_sendmsg+0xca/0x110 [ 27.844552] [] ___sys_sendmsg+0x6d1/0x7e0 [ 27.850318] [] ? copy_msghdr_from_user+0x570/0x570 [ 27.856867] [] ? check_preemption_disabled+0x3b/0x200 [ 27.863674] [] ? check_preemption_disabled+0x3b/0x200 [ 27.870481] [] ? debug_mutex_init+0x1c/0x60 [ 27.876419] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.883235] [] ? __lock_is_held+0xa1/0xf0 [ 27.889520] [] ? check_preemption_disabled+0x3b/0x200 [ 27.896328] [] ? __fd_install+0x223/0x5f0 [ 27.902093] [] ? __fget_light+0x169/0x1f0 [ 27.907858] [] ? __fdget+0x18/0x20 [ 27.913017] [] ? sockfd_lookup_light+0x118/0x160 [ 27.919391] [] __sys_sendmsg+0xd6/0x190 [ 27.924988] [] ? SyS_shutdown+0x1b0/0x1b0 [ 27.930754] [] ? fd_install+0x4d/0x60 [ 27.936175] [] ? move_addr_to_kernel+0x50/0x50 [ 27.942382] [] SyS_sendmsg+0x2d/0x50 [ 27.947712] [] ? __sys_sendmsg+0x190/0x190 [ 27.953651] [] do_syscall_64+0x1a4/0x490 executing program [ 27.959330] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 27.967248] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 27.975936] caller is __this_cpu_preempt_check+0x1c/0x20 [ 27.981358] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 27.989034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.998360] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 28.006541] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 28.014519] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 28.022760] Call Trace: [ 28.025325] [] dump_stack+0xc1/0x128 [ 28.030668] [] check_preemption_disabled+0x1d4/0x200 [ 28.037396] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.043865] [] ipcomp_init_state+0x188/0x930 [ 28.049894] [] ? __lock_is_held+0xa1/0xf0 [ 28.055663] [] ipcomp4_init_state+0xb0/0x7d0 [ 28.061690] [] __xfrm_init_state+0x3e7/0xb30 [ 28.067717] [] xfrm_init_state+0x1a/0x20 [ 28.073399] [] pfkey_add+0x1fb9/0x3470 [ 28.078904] [] ? pfkey_delete+0x360/0x360 [ 28.084668] [] ? pfkey_seq_stop+0x80/0x80 [ 28.090433] [] ? __skb_clone+0x24a/0x7d0 [ 28.096113] [] ? pfkey_delete+0x360/0x360 [ 28.101880] [] pfkey_process+0x68b/0x750 [ 28.107558] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.114366] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.121172] [] pfkey_sendmsg+0x3a9/0x760 [ 28.126848] [] ? pfkey_spdget+0x820/0x820 [ 28.132613] [] sock_sendmsg+0xca/0x110 [ 28.138116] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.143879] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.150431] [] ? check_preemption_disabled+0x3b/0x200 [ 28.157239] [] ? check_preemption_disabled+0x3b/0x200 [ 28.164047] [] ? debug_mutex_init+0x1c/0x60 [ 28.169988] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.176797] [] ? __lock_is_held+0xa1/0xf0 [ 28.182564] [] ? check_preemption_disabled+0x3b/0x200 [ 28.189374] [] ? __fd_install+0x223/0x5f0 [ 28.195137] [] ? __fget_light+0x169/0x1f0 [ 28.200901] [] ? __fdget+0x18/0x20 executing program [ 28.206066] [] ? sockfd_lookup_light+0x118/0x160 [ 28.212437] [] __sys_sendmsg+0xd6/0x190 [ 28.218026] [] ? SyS_shutdown+0x1b0/0x1b0 [ 28.223793] [] ? fd_install+0x4d/0x60 [ 28.229208] [] ? move_addr_to_kernel+0x50/0x50 [ 28.235407] [] SyS_sendmsg+0x2d/0x50 [ 28.240737] [] ? __sys_sendmsg+0x190/0x190 [ 28.246589] [] do_syscall_64+0x1a4/0x490 [ 28.252273] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 28.260416] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 28.269190] caller is __this_cpu_preempt_check+0x1c/0x20 [ 28.274614] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 28.282287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.291620] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 28.299605] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 28.307576] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 28.315636] Call Trace: [ 28.318197] [] dump_stack+0xc1/0x128 [ 28.323534] [] check_preemption_disabled+0x1d4/0x200 [ 28.330259] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.336723] [] ipcomp_init_state+0x188/0x930 [ 28.342752] [] ? __lock_is_held+0xa1/0xf0 [ 28.348518] [] ipcomp4_init_state+0xb0/0x7d0 [ 28.354544] [] __xfrm_init_state+0x3e7/0xb30 [ 28.360580] [] xfrm_init_state+0x1a/0x20 [ 28.366259] [] pfkey_add+0x1fb9/0x3470 [ 28.371766] [] ? pfkey_delete+0x360/0x360 [ 28.377543] [] ? pfkey_seq_stop+0x80/0x80 [ 28.383312] [] ? __skb_clone+0x24a/0x7d0 [ 28.388997] [] ? pfkey_delete+0x360/0x360 [ 28.394761] [] pfkey_process+0x68b/0x750 [ 28.400441] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.407250] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.414058] [] pfkey_sendmsg+0x3a9/0x760 [ 28.419735] [] ? pfkey_spdget+0x820/0x820 [ 28.425505] [] sock_sendmsg+0xca/0x110 [ 28.431019] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.436786] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.443336] [] ? check_preemption_disabled+0x3b/0x200 [ 28.450142] [] ? check_preemption_disabled+0x3b/0x200 [ 28.456948] [] ? debug_mutex_init+0x1c/0x60 [ 28.462888] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.469703] [] ? __lock_is_held+0xa1/0xf0 [ 28.475468] [] ? check_preemption_disabled+0x3b/0x200 [ 28.482278] [] ? __fd_install+0x223/0x5f0 [ 28.488045] [] ? __fget_light+0x169/0x1f0 [ 28.493821] [] ? __fdget+0x18/0x20 [ 28.498980] [] ? sockfd_lookup_light+0x118/0x160 [ 28.505353] [] __sys_sendmsg+0xd6/0x190 executing program [ 28.510942] [] ? SyS_shutdown+0x1b0/0x1b0 [ 28.516706] [] ? fd_install+0x4d/0x60 [ 28.522123] [] ? move_addr_to_kernel+0x50/0x50 [ 28.528321] [] SyS_sendmsg+0x2d/0x50 [ 28.533652] [] ? __sys_sendmsg+0x190/0x190 [ 28.539505] [] do_syscall_64+0x1a4/0x490 [ 28.545194] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 28.552933] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 28.561632] caller is __this_cpu_preempt_check+0x1c/0x20 [ 28.567094] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 28.574771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.584097] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 28.592064] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 28.600034] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 28.608012] Call Trace: [ 28.610574] [] dump_stack+0xc1/0x128 [ 28.615909] [] check_preemption_disabled+0x1d4/0x200 [ 28.622642] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.629116] [] ipcomp_init_state+0x188/0x930 [ 28.635148] [] ? __lock_is_held+0xa1/0xf0 [ 28.640926] [] ipcomp4_init_state+0xb0/0x7d0 [ 28.646962] [] __xfrm_init_state+0x3e7/0xb30 [ 28.652998] [] xfrm_init_state+0x1a/0x20 [ 28.658689] [] pfkey_add+0x1fb9/0x3470 [ 28.664207] [] ? pfkey_delete+0x360/0x360 [ 28.669985] [] ? pfkey_seq_stop+0x80/0x80 [ 28.675756] [] ? __skb_clone+0x24a/0x7d0 [ 28.681435] [] ? pfkey_delete+0x360/0x360 [ 28.687201] [] pfkey_process+0x68b/0x750 [ 28.692879] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.699700] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.706509] [] pfkey_sendmsg+0x3a9/0x760 [ 28.712187] [] ? pfkey_spdget+0x820/0x820 [ 28.717955] [] sock_sendmsg+0xca/0x110 [ 28.723459] [] ___sys_sendmsg+0x6d1/0x7e0 [ 28.729226] [] ? copy_msghdr_from_user+0x570/0x570 [ 28.735788] [] ? check_preemption_disabled+0x3b/0x200 [ 28.743141] [] ? check_preemption_disabled+0x3b/0x200 [ 28.749971] [] ? debug_mutex_init+0x1c/0x60 [ 28.755918] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.762734] [] ? __lock_is_held+0xa1/0xf0 [ 28.768502] [] ? check_preemption_disabled+0x3b/0x200 [ 28.775312] [] ? __fd_install+0x223/0x5f0 [ 28.781078] [] ? __fget_light+0x169/0x1f0 [ 28.786842] [] ? __fdget+0x18/0x20 [ 28.792003] [] ? sockfd_lookup_light+0x118/0x160 [ 28.798381] [] __sys_sendmsg+0xd6/0x190 [ 28.803971] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 28.809831] [] ? fd_install+0x4d/0x60 [ 28.815250] [] ? move_addr_to_kernel+0x50/0x50 [ 28.821450] [] SyS_sendmsg+0x2d/0x50 [ 28.826778] [] ? __sys_sendmsg+0x190/0x190 [ 28.832637] [] do_syscall_64+0x1a4/0x490 [ 28.838316] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 28.846946] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 28.855644] caller is __this_cpu_preempt_check+0x1c/0x20 [ 28.861067] CPU: 1 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 28.868740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.878064] ffff8801b1f67678 ffffffff81d95739 0000000000000001 ffffffff83c18e00 [ 28.886032] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 28.894007] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 28.901968] Call Trace: [ 28.904528] [] dump_stack+0xc1/0x128 [ 28.909860] [] check_preemption_disabled+0x1d4/0x200 [ 28.916582] [] __this_cpu_preempt_check+0x1c/0x20 [ 28.923044] [] ipcomp_init_state+0x188/0x930 [ 28.929071] [] ? __lock_is_held+0xa1/0xf0 [ 28.934835] [] ipcomp4_init_state+0xb0/0x7d0 [ 28.940861] [] __xfrm_init_state+0x3e7/0xb30 [ 28.946886] [] xfrm_init_state+0x1a/0x20 [ 28.952578] [] pfkey_add+0x1fb9/0x3470 [ 28.958090] [] ? pfkey_delete+0x360/0x360 [ 28.963856] [] ? pfkey_seq_stop+0x80/0x80 [ 28.969625] [] ? __skb_clone+0x24a/0x7d0 [ 28.975311] [] ? pfkey_delete+0x360/0x360 [ 28.981082] [] pfkey_process+0x68b/0x750 [ 28.986759] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 28.993566] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.000372] [] pfkey_sendmsg+0x3a9/0x760 [ 29.006052] [] ? pfkey_spdget+0x820/0x820 [ 29.011817] [] sock_sendmsg+0xca/0x110 [ 29.017322] [] ___sys_sendmsg+0x6d1/0x7e0 [ 29.023085] [] ? copy_msghdr_from_user+0x570/0x570 [ 29.029639] [] ? check_preemption_disabled+0x3b/0x200 [ 29.036447] [] ? check_preemption_disabled+0x3b/0x200 [ 29.043256] [] ? debug_mutex_init+0x1c/0x60 [ 29.049195] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.056008] [] ? __lock_is_held+0xa1/0xf0 [ 29.061774] [] ? check_preemption_disabled+0x3b/0x200 [ 29.068583] [] ? __fd_install+0x223/0x5f0 [ 29.074351] [] ? __fget_light+0x169/0x1f0 [ 29.080122] [] ? __fdget+0x18/0x20 [ 29.085278] [] ? sockfd_lookup_light+0x118/0x160 [ 29.091649] [] __sys_sendmsg+0xd6/0x190 [ 29.097240] [] ? SyS_shutdown+0x1b0/0x1b0 [ 29.103006] [] ? fd_install+0x4d/0x60 [ 29.108423] [] ? move_addr_to_kernel+0x50/0x50 executing program [ 29.114624] [] SyS_sendmsg+0x2d/0x50 [ 29.119953] [] ? __sys_sendmsg+0x190/0x190 [ 29.125807] [] do_syscall_64+0x1a4/0x490 [ 29.131493] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.139548] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 29.148230] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.153652] CPU: 1 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 29.161344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.170666] ffff8801b1f67678 ffffffff81d95739 0000000000000001 ffffffff83c18e00 [ 29.178631] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 29.186591] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 29.194567] Call Trace: [ 29.197125] [] dump_stack+0xc1/0x128 [ 29.202457] [] check_preemption_disabled+0x1d4/0x200 [ 29.209177] [] __this_cpu_preempt_check+0x1c/0x20 [ 29.215637] [] ipcomp_init_state+0x188/0x930 [ 29.221665] [] ? __lock_is_held+0xa1/0xf0 [ 29.227434] [] ipcomp4_init_state+0xb0/0x7d0 [ 29.233459] [] __xfrm_init_state+0x3e7/0xb30 [ 29.239486] [] xfrm_init_state+0x1a/0x20 [ 29.245165] [] pfkey_add+0x1fb9/0x3470 [ 29.250671] [] ? pfkey_delete+0x360/0x360 [ 29.256437] [] ? pfkey_seq_stop+0x80/0x80 [ 29.262202] [] ? __skb_clone+0x24a/0x7d0 [ 29.267879] [] ? pfkey_delete+0x360/0x360 [ 29.273644] [] pfkey_process+0x68b/0x750 [ 29.279323] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 29.286132] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.292941] [] pfkey_sendmsg+0x3a9/0x760 [ 29.298620] [] ? pfkey_spdget+0x820/0x820 [ 29.305352] [] sock_sendmsg+0xca/0x110 [ 29.310856] [] ___sys_sendmsg+0x6d1/0x7e0 [ 29.316622] [] ? copy_msghdr_from_user+0x570/0x570 [ 29.323171] [] ? check_preemption_disabled+0x3b/0x200 [ 29.329977] [] ? check_preemption_disabled+0x3b/0x200 [ 29.336785] [] ? debug_mutex_init+0x1c/0x60 [ 29.342722] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.349529] [] ? __lock_is_held+0xa1/0xf0 [ 29.355297] [] ? check_preemption_disabled+0x3b/0x200 [ 29.362111] [] ? __fd_install+0x223/0x5f0 [ 29.367878] [] ? __fget_light+0x169/0x1f0 [ 29.373642] [] ? __fdget+0x18/0x20 [ 29.378801] [] ? sockfd_lookup_light+0x118/0x160 [ 29.385173] [] __sys_sendmsg+0xd6/0x190 [ 29.390765] [] ? SyS_shutdown+0x1b0/0x1b0 [ 29.396533] [] ? fd_install+0x4d/0x60 [ 29.401954] [] ? move_addr_to_kernel+0x50/0x50 [ 29.408154] [] 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 [ 29.413486] [] ? __sys_sendmsg+0x190/0x190 [ 29.419340] [] do_syscall_64+0x1a4/0x490 [ 29.425023] [] 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 [ 31.525712] check_preemption_disabled: 1045 callbacks suppressed [ 31.525717] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 31.540594] caller is __this_cpu_preempt_check+0x1c/0x20 [ 31.546070] CPU: 1 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 31.553764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.563094] ffff8801b1f67678 ffffffff81d95739 0000000000000001 ffffffff83c18e00 [ 31.571063] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 31.579056] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 31.587024] Call Trace: [ 31.589586] [] dump_stack+0xc1/0x128 [ 31.594927] [] check_preemption_disabled+0x1d4/0x200 [ 31.601670] [] __this_cpu_preempt_check+0x1c/0x20 [ 31.608151] [] ipcomp_init_state+0x188/0x930 [ 31.614182] [] ? __lock_is_held+0xa1/0xf0 [ 31.619960] [] ipcomp4_init_state+0xb0/0x7d0 [ 31.625986] [] __xfrm_init_state+0x3e7/0xb30 [ 31.632013] [] xfrm_init_state+0x1a/0x20 [ 31.637692] [] pfkey_add+0x1fb9/0x3470 [ 31.643197] [] ? pfkey_delete+0x360/0x360 [ 31.648963] [] ? pfkey_seq_stop+0x80/0x80 [ 31.654729] [] ? __skb_clone+0x24a/0x7d0 [ 31.660412] [] ? pfkey_delete+0x360/0x360 [ 31.666178] [] pfkey_process+0x68b/0x750 [ 31.671861] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 31.678673] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.685485] [] pfkey_sendmsg+0x3a9/0x760 [ 31.691171] [] ? pfkey_spdget+0x820/0x820 [ 31.696939] [] sock_sendmsg+0xca/0x110 [ 31.702447] [] ___sys_sendmsg+0x6d1/0x7e0 [ 31.708213] [] ? SyS_socket+0x162/0x1b0 [ 31.713806] [] ? copy_msghdr_from_user+0x570/0x570 [ 31.720356] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 31.727166] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 31.734061] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.740873] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 31.747771] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 31.754584] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 31.761309] [] ? quarantine_put+0xaa/0x180 [ 31.767166] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.773977] [] ? check_preemption_disabled+0x3b/0x200 [ 31.780796] [] ? check_preemption_disabled+0x3b/0x200 [ 31.787612] [] ? sock_destroy_inode+0x56/0x70 [ 31.793727] [] ? sock_destroy_inode+0x56/0x70 [ 31.799843] [] ? __fget_light+0x169/0x1f0 [ 31.805609] [] ? __fdget+0x18/0x20 [ 31.810768] [] ? sockfd_lookup_light+0x118/0x160 [ 31.817141] [] __sys_sendmsg+0xd6/0x190 executing program [ 31.822734] [] ? SyS_shutdown+0x1b0/0x1b0 [ 31.828502] [] ? iput+0x2af/0x900 [ 31.833583] [] ? sock_release+0x16d/0x1e0 [ 31.839353] [] ? move_addr_to_kernel+0x50/0x50 [ 31.845554] [] SyS_sendmsg+0x2d/0x50 [ 31.850891] [] ? __sys_sendmsg+0x190/0x190 [ 31.856745] [] do_syscall_64+0x1a4/0x490 [ 31.862439] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 31.915622] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 31.924292] caller is __this_cpu_preempt_check+0x1c/0x20 [ 31.929757] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 31.937460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.946786] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 31.954747] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 31.962724] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 31.970692] Call Trace: [ 31.973251] [] dump_stack+0xc1/0x128 [ 31.978588] [] check_preemption_disabled+0x1d4/0x200 [ 31.985311] [] __this_cpu_preempt_check+0x1c/0x20 [ 31.991775] [] ipcomp_init_state+0x188/0x930 [ 31.997801] [] ? __lock_is_held+0xa1/0xf0 [ 32.003567] [] ipcomp4_init_state+0xb0/0x7d0 [ 32.009592] [] __xfrm_init_state+0x3e7/0xb30 [ 32.015619] [] xfrm_init_state+0x1a/0x20 [ 32.021301] [] pfkey_add+0x1fb9/0x3470 [ 32.026805] [] ? pfkey_delete+0x360/0x360 [ 32.032569] [] ? pfkey_seq_stop+0x80/0x80 [ 32.038334] [] ? __skb_clone+0x24a/0x7d0 [ 32.044014] [] ? pfkey_delete+0x360/0x360 [ 32.049781] [] pfkey_process+0x68b/0x750 [ 32.055464] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 32.062275] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.069080] [] pfkey_sendmsg+0x3a9/0x760 [ 32.074757] [] ? pfkey_spdget+0x820/0x820 [ 32.080523] [] sock_sendmsg+0xca/0x110 [ 32.086027] [] ___sys_sendmsg+0x6d1/0x7e0 [ 32.091790] [] ? SyS_socket+0x162/0x1b0 [ 32.097391] [] ? copy_msghdr_from_user+0x570/0x570 [ 32.103939] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 32.110745] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 32.117640] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.124446] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 32.131339] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 32.138148] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 32.144868] [] ? quarantine_put+0xaa/0x180 [ 32.150723] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.157529] [] ? check_preemption_disabled+0x3b/0x200 [ 32.164347] [] ? check_preemption_disabled+0x3b/0x200 [ 32.171158] [] ? sock_destroy_inode+0x56/0x70 [ 32.177279] [] ? sock_destroy_inode+0x56/0x70 [ 32.183393] [] ? __fget_light+0x169/0x1f0 [ 32.189160] [] ? __fdget+0x18/0x20 [ 32.194318] [] ? sockfd_lookup_light+0x118/0x160 [ 32.200693] [] __sys_sendmsg+0xd6/0x190 [ 32.206288] [] ? SyS_shutdown+0x1b0/0x1b0 [ 32.212053] [] ? iput+0x2af/0x900 executing program [ 32.217126] [] ? sock_release+0x16d/0x1e0 [ 32.222892] [] ? move_addr_to_kernel+0x50/0x50 [ 32.229097] [] SyS_sendmsg+0x2d/0x50 [ 32.234429] [] ? __sys_sendmsg+0x190/0x190 [ 32.240290] [] do_syscall_64+0x1a4/0x490 [ 32.245989] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 32.295651] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 32.304319] caller is __this_cpu_preempt_check+0x1c/0x20 [ 32.309779] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 32.317461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.326787] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 32.334759] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 32.342732] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 32.350700] Call Trace: [ 32.353260] [] dump_stack+0xc1/0x128 [ 32.358603] [] check_preemption_disabled+0x1d4/0x200 [ 32.365934] [] __this_cpu_preempt_check+0x1c/0x20 [ 32.372398] [] ipcomp_init_state+0x188/0x930 [ 32.378424] [] ? __lock_is_held+0xa1/0xf0 [ 32.384199] [] ipcomp4_init_state+0xb0/0x7d0 [ 32.390229] [] __xfrm_init_state+0x3e7/0xb30 [ 32.396255] [] xfrm_init_state+0x1a/0x20 [ 32.401960] [] pfkey_add+0x1fb9/0x3470 [ 32.407470] [] ? pfkey_delete+0x360/0x360 [ 32.413246] [] ? pfkey_seq_stop+0x80/0x80 [ 32.419020] [] ? __skb_clone+0x24a/0x7d0 [ 32.424703] [] ? pfkey_delete+0x360/0x360 [ 32.430468] [] pfkey_process+0x68b/0x750 [ 32.436148] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 32.442996] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.449832] [] pfkey_sendmsg+0x3a9/0x760 [ 32.455533] [] ? pfkey_spdget+0x820/0x820 [ 32.461302] [] sock_sendmsg+0xca/0x110 [ 32.466806] [] ___sys_sendmsg+0x6d1/0x7e0 [ 32.472573] [] ? SyS_socket+0x162/0x1b0 [ 32.478165] [] ? copy_msghdr_from_user+0x570/0x570 [ 32.484715] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 32.491526] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 32.498426] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.505244] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 32.512138] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 32.518956] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 32.525685] [] ? quarantine_put+0xaa/0x180 [ 32.531538] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.538351] [] ? check_preemption_disabled+0x3b/0x200 [ 32.545159] [] ? check_preemption_disabled+0x3b/0x200 [ 32.551971] [] ? sock_destroy_inode+0x56/0x70 [ 32.558170] [] ? sock_destroy_inode+0x56/0x70 [ 32.564282] [] ? __fget_light+0x169/0x1f0 [ 32.570054] [] ? __fdget+0x18/0x20 [ 32.575220] [] ? sockfd_lookup_light+0x118/0x160 [ 32.581595] [] __sys_sendmsg+0xd6/0x190 [ 32.587190] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 32.592954] [] ? iput+0x2af/0x900 [ 32.598023] [] ? sock_release+0x16d/0x1e0 [ 32.603790] [] ? move_addr_to_kernel+0x50/0x50 [ 32.610007] [] SyS_sendmsg+0x2d/0x50 [ 32.615339] [] ? __sys_sendmsg+0x190/0x190 [ 32.621192] [] do_syscall_64+0x1a4/0x490 [ 32.626873] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 32.685644] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 32.694308] caller is __this_cpu_preempt_check+0x1c/0x20 [ 32.699765] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 32.707448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.716785] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 32.724756] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 32.732719] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 32.740686] Call Trace: [ 32.743245] [] dump_stack+0xc1/0x128 [ 32.748584] [] check_preemption_disabled+0x1d4/0x200 [ 32.755308] [] __this_cpu_preempt_check+0x1c/0x20 [ 32.761777] [] ipcomp_init_state+0x188/0x930 [ 32.767804] [] ? __lock_is_held+0xa1/0xf0 [ 32.773570] [] ipcomp4_init_state+0xb0/0x7d0 [ 32.779597] [] __xfrm_init_state+0x3e7/0xb30 [ 32.785624] [] xfrm_init_state+0x1a/0x20 [ 32.791302] [] pfkey_add+0x1fb9/0x3470 [ 32.796807] [] ? pfkey_delete+0x360/0x360 [ 32.802571] [] ? pfkey_seq_stop+0x80/0x80 [ 32.808336] [] ? __skb_clone+0x24a/0x7d0 [ 32.814013] [] ? pfkey_delete+0x360/0x360 [ 32.819777] [] pfkey_process+0x68b/0x750 [ 32.825457] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 32.832267] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.839077] [] pfkey_sendmsg+0x3a9/0x760 [ 32.844754] [] ? pfkey_spdget+0x820/0x820 [ 32.850530] [] sock_sendmsg+0xca/0x110 [ 32.856034] [] ___sys_sendmsg+0x6d1/0x7e0 [ 32.861797] [] ? SyS_socket+0x162/0x1b0 [ 32.867388] [] ? copy_msghdr_from_user+0x570/0x570 [ 32.873934] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 32.880744] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 32.887637] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.894442] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 32.901337] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 32.908146] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 32.914869] [] ? quarantine_put+0xaa/0x180 [ 32.920721] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.927527] [] ? check_preemption_disabled+0x3b/0x200 [ 32.934335] [] ? check_preemption_disabled+0x3b/0x200 [ 32.941144] [] ? sock_destroy_inode+0x56/0x70 [ 32.947256] [] ? sock_destroy_inode+0x56/0x70 [ 32.954040] [] ? __fget_light+0x169/0x1f0 [ 32.959808] [] ? __fdget+0x18/0x20 [ 32.964967] [] ? sockfd_lookup_light+0x118/0x160 [ 32.971349] [] __sys_sendmsg+0xd6/0x190 [ 32.976946] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 32.982711] [] ? iput+0x2af/0x900 [ 32.987784] [] ? sock_release+0x16d/0x1e0 [ 32.993548] [] ? move_addr_to_kernel+0x50/0x50 [ 32.999750] [] SyS_sendmsg+0x2d/0x50 [ 33.005080] [] ? __sys_sendmsg+0x190/0x190 [ 33.010939] [] do_syscall_64+0x1a4/0x490 [ 33.016625] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 33.075621] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 33.084288] caller is __this_cpu_preempt_check+0x1c/0x20 [ 33.089741] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 33.097426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.106770] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 33.114736] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 33.122699] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 33.130664] Call Trace: [ 33.133220] [] dump_stack+0xc1/0x128 [ 33.138556] [] check_preemption_disabled+0x1d4/0x200 [ 33.145289] [] __this_cpu_preempt_check+0x1c/0x20 [ 33.151760] [] ipcomp_init_state+0x188/0x930 [ 33.157787] [] ? __lock_is_held+0xa1/0xf0 [ 33.163551] [] ipcomp4_init_state+0xb0/0x7d0 [ 33.169575] [] __xfrm_init_state+0x3e7/0xb30 [ 33.175603] [] xfrm_init_state+0x1a/0x20 [ 33.181284] [] pfkey_add+0x1fb9/0x3470 [ 33.186790] [] ? pfkey_delete+0x360/0x360 [ 33.192555] [] ? pfkey_seq_stop+0x80/0x80 [ 33.198320] [] ? __skb_clone+0x24a/0x7d0 [ 33.204002] [] ? pfkey_delete+0x360/0x360 [ 33.209771] [] pfkey_process+0x68b/0x750 [ 33.215451] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 33.222259] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.229068] [] pfkey_sendmsg+0x3a9/0x760 [ 33.234745] [] ? pfkey_spdget+0x820/0x820 [ 33.240511] [] sock_sendmsg+0xca/0x110 [ 33.246025] [] ___sys_sendmsg+0x6d1/0x7e0 [ 33.251792] [] ? SyS_socket+0x162/0x1b0 [ 33.257387] [] ? copy_msghdr_from_user+0x570/0x570 [ 33.263936] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 33.270745] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 33.277645] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.284455] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 33.291356] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 33.298164] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 33.304904] [] ? quarantine_put+0xaa/0x180 [ 33.310758] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.317568] [] ? check_preemption_disabled+0x3b/0x200 [ 33.324376] [] ? check_preemption_disabled+0x3b/0x200 [ 33.331186] [] ? sock_destroy_inode+0x56/0x70 [ 33.337298] [] ? sock_destroy_inode+0x56/0x70 [ 33.343412] [] ? __fget_light+0x169/0x1f0 [ 33.349182] [] ? __fdget+0x18/0x20 [ 33.354344] [] ? sockfd_lookup_light+0x118/0x160 [ 33.360726] [] __sys_sendmsg+0xd6/0x190 [ 33.366319] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 33.372086] [] ? iput+0x2af/0x900 [ 33.377157] [] ? sock_release+0x16d/0x1e0 [ 33.382924] [] ? move_addr_to_kernel+0x50/0x50 [ 33.389124] [] SyS_sendmsg+0x2d/0x50 [ 33.394456] [] ? __sys_sendmsg+0x190/0x190 [ 33.400312] [] do_syscall_64+0x1a4/0x490 [ 33.405994] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 33.445703] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 33.454381] caller is __this_cpu_preempt_check+0x1c/0x20 [ 33.459879] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 33.467563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.476888] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 33.484852] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 33.492820] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 33.500794] Call Trace: [ 33.503355] [] dump_stack+0xc1/0x128 [ 33.508692] [] check_preemption_disabled+0x1d4/0x200 [ 33.515414] [] __this_cpu_preempt_check+0x1c/0x20 [ 33.521877] [] ipcomp_init_state+0x188/0x930 [ 33.527905] [] ? __lock_is_held+0xa1/0xf0 [ 33.533670] [] ipcomp4_init_state+0xb0/0x7d0 [ 33.539697] [] __xfrm_init_state+0x3e7/0xb30 [ 33.545725] [] xfrm_init_state+0x1a/0x20 [ 33.551403] [] pfkey_add+0x1fb9/0x3470 [ 33.556912] [] ? pfkey_delete+0x360/0x360 [ 33.562682] [] ? pfkey_seq_stop+0x80/0x80 [ 33.568448] [] ? __skb_clone+0x24a/0x7d0 [ 33.574127] [] ? pfkey_delete+0x360/0x360 [ 33.579897] [] pfkey_process+0x68b/0x750 [ 33.585579] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 33.592389] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.599201] [] pfkey_sendmsg+0x3a9/0x760 [ 33.604880] [] ? pfkey_spdget+0x820/0x820 [ 33.610658] [] sock_sendmsg+0xca/0x110 [ 33.616175] [] ___sys_sendmsg+0x6d1/0x7e0 [ 33.621955] [] ? SyS_socket+0x162/0x1b0 [ 33.627561] [] ? copy_msghdr_from_user+0x570/0x570 [ 33.634125] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 33.640948] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 33.647865] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.654714] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 33.661622] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 33.668436] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 33.675156] [] ? quarantine_put+0xaa/0x180 [ 33.681010] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.687819] [] ? check_preemption_disabled+0x3b/0x200 [ 33.694629] [] ? check_preemption_disabled+0x3b/0x200 [ 33.701438] [] ? sock_destroy_inode+0x56/0x70 [ 33.707558] [] ? sock_destroy_inode+0x56/0x70 [ 33.713672] [] ? __fget_light+0x169/0x1f0 [ 33.719446] [] ? __fdget+0x18/0x20 [ 33.724605] [] ? sockfd_lookup_light+0x118/0x160 [ 33.730978] [] __sys_sendmsg+0xd6/0x190 [ 33.736570] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 33.742335] [] ? iput+0x2af/0x900 [ 33.747406] [] ? sock_release+0x16d/0x1e0 [ 33.753182] [] ? move_addr_to_kernel+0x50/0x50 [ 33.759382] [] SyS_sendmsg+0x2d/0x50 [ 33.764713] [] ? __sys_sendmsg+0x190/0x190 [ 33.770565] [] do_syscall_64+0x1a4/0x490 [ 33.776246] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 33.825616] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 33.834287] caller is __this_cpu_preempt_check+0x1c/0x20 [ 33.839763] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 33.847444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.856771] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 33.864735] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 33.872698] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 33.880674] Call Trace: [ 33.883234] [] dump_stack+0xc1/0x128 [ 33.888566] [] check_preemption_disabled+0x1d4/0x200 [ 33.895291] [] __this_cpu_preempt_check+0x1c/0x20 [ 33.901762] [] ipcomp_init_state+0x188/0x930 [ 33.907796] [] ? __lock_is_held+0xa1/0xf0 [ 33.913568] [] ipcomp4_init_state+0xb0/0x7d0 [ 33.919598] [] __xfrm_init_state+0x3e7/0xb30 [ 33.925623] [] xfrm_init_state+0x1a/0x20 [ 33.931304] [] pfkey_add+0x1fb9/0x3470 [ 33.936815] [] ? pfkey_delete+0x360/0x360 [ 33.942586] [] ? pfkey_seq_stop+0x80/0x80 [ 33.948354] [] ? __skb_clone+0x24a/0x7d0 [ 33.954030] [] ? pfkey_delete+0x360/0x360 [ 33.959797] [] pfkey_process+0x68b/0x750 [ 33.965476] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 33.972284] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.979090] [] pfkey_sendmsg+0x3a9/0x760 [ 33.984769] [] ? pfkey_spdget+0x820/0x820 [ 33.990535] [] sock_sendmsg+0xca/0x110 [ 33.996042] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.001807] [] ? SyS_socket+0x162/0x1b0 [ 34.007403] [] ? copy_msghdr_from_user+0x570/0x570 [ 34.013952] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 34.020761] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 34.027653] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.034458] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.041352] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 34.048160] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 34.054880] [] ? quarantine_put+0xaa/0x180 [ 34.060733] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.067543] [] ? check_preemption_disabled+0x3b/0x200 [ 34.074352] [] ? check_preemption_disabled+0x3b/0x200 [ 34.081167] [] ? sock_destroy_inode+0x56/0x70 [ 34.087280] [] ? sock_destroy_inode+0x56/0x70 [ 34.093390] [] ? __fget_light+0x169/0x1f0 [ 34.099155] [] ? __fdget+0x18/0x20 [ 34.104312] [] ? sockfd_lookup_light+0x118/0x160 [ 34.110695] [] __sys_sendmsg+0xd6/0x190 [ 34.116287] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.122053] [] ? iput+0x2af/0x900 executing program [ 34.127123] [] ? sock_release+0x16d/0x1e0 [ 34.132887] [] ? move_addr_to_kernel+0x50/0x50 [ 34.139086] [] SyS_sendmsg+0x2d/0x50 [ 34.144414] [] ? __sys_sendmsg+0x190/0x190 [ 34.150267] [] do_syscall_64+0x1a4/0x490 [ 34.155953] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.205602] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 34.214265] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.219715] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 34.227398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.236727] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 34.244693] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 34.252664] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 34.260623] Call Trace: [ 34.263184] [] dump_stack+0xc1/0x128 [ 34.268516] [] check_preemption_disabled+0x1d4/0x200 [ 34.275245] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.281707] [] ipcomp_init_state+0x188/0x930 [ 34.287736] [] ? __lock_is_held+0xa1/0xf0 [ 34.293499] [] ipcomp4_init_state+0xb0/0x7d0 [ 34.299523] [] __xfrm_init_state+0x3e7/0xb30 [ 34.305550] [] xfrm_init_state+0x1a/0x20 [ 34.311229] [] pfkey_add+0x1fb9/0x3470 [ 34.316735] [] ? pfkey_delete+0x360/0x360 [ 34.322501] [] ? pfkey_seq_stop+0x80/0x80 [ 34.328268] [] ? __skb_clone+0x24a/0x7d0 [ 34.333949] [] ? pfkey_delete+0x360/0x360 [ 34.339717] [] pfkey_process+0x68b/0x750 [ 34.345399] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 executing program [ 34.352207] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.359016] [] pfkey_sendmsg+0x3a9/0x760 [ 34.364697] [] ? pfkey_spdget+0x820/0x820 [ 34.370462] [] sock_sendmsg+0xca/0x110 [ 34.375969] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.381741] [] ? SyS_socket+0x162/0x1b0 [ 34.387360] [] ? copy_msghdr_from_user+0x570/0x570 executing program executing program [ 34.387371] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 34.387379] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 34.387388] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.387395] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.387403] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 34.387410] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 34.387419] [] ? quarantine_put+0xaa/0x180 [ 34.387427] [] ? trace_hardirqs_on_caller+0x38b/0x590 executing program [ 34.387435] [] ? check_preemption_disabled+0x3b/0x200 [ 34.387443] [] ? check_preemption_disabled+0x3b/0x200 [ 34.387452] [] ? sock_destroy_inode+0x56/0x70 [ 34.387459] [] ? sock_destroy_inode+0x56/0x70 [ 34.387466] [] ? __fget_light+0x169/0x1f0 [ 34.387472] [] ? __fdget+0x18/0x20 [ 34.387479] [] ? sockfd_lookup_light+0x118/0x160 [ 34.387484] [] __sys_sendmsg+0xd6/0x190 executing program executing program [ 34.387490] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.387496] [] ? iput+0x2af/0x900 [ 34.387504] [] ? sock_release+0x16d/0x1e0 [ 34.387510] [] ? move_addr_to_kernel+0x50/0x50 [ 34.387516] [] SyS_sendmsg+0x2d/0x50 [ 34.387522] [] ? __sys_sendmsg+0x190/0x190 [ 34.387530] [] do_syscall_64+0x1a4/0x490 [ 34.387537] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb executing program [ 34.415772] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 34.415784] caller is __this_cpu_preempt_check+0x1c/0x20 [ 34.415791] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 34.415800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.415811] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 34.415819] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 34.415828] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 34.415829] Call Trace: executing program [ 34.415839] [] dump_stack+0xc1/0x128 [ 34.415848] [] check_preemption_disabled+0x1d4/0x200 [ 34.415855] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.415863] [] ipcomp_init_state+0x188/0x930 [ 34.415872] [] ? __lock_is_held+0xa1/0xf0 [ 34.415880] [] ipcomp4_init_state+0xb0/0x7d0 [ 34.415886] [] __xfrm_init_state+0x3e7/0xb30 [ 34.415892] [] xfrm_init_state+0x1a/0x20 executing program [ 34.415900] [] pfkey_add+0x1fb9/0x3470 [ 34.415906] [] ? pfkey_delete+0x360/0x360 [ 34.415912] [] ? pfkey_seq_stop+0x80/0x80 [ 34.415919] [] ? __skb_clone+0x24a/0x7d0 [ 34.415926] [] ? pfkey_delete+0x360/0x360 [ 34.415932] [] pfkey_process+0x68b/0x750 [ 34.415938] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.415946] [] ? trace_hardirqs_on_caller+0x38b/0x590 executing program executing program [ 34.415953] [] pfkey_sendmsg+0x3a9/0x760 [ 34.415959] [] ? pfkey_spdget+0x820/0x820 [ 34.415966] [] sock_sendmsg+0xca/0x110 [ 34.415974] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.415979] [] ? SyS_socket+0x162/0x1b0 [ 34.415986] [] ? copy_msghdr_from_user+0x570/0x570 [ 34.415993] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 34.416000] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 executing program [ 34.416008] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.416014] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.416021] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 34.416028] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 34.416036] [] ? quarantine_put+0xaa/0x180 [ 34.416043] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.416050] [] ? check_preemption_disabled+0x3b/0x200 [ 34.416057] [] ? check_preemption_disabled+0x3b/0x200 executing program [ 34.416064] [] ? sock_destroy_inode+0x56/0x70 [ 34.416072] [] ? sock_destroy_inode+0x56/0x70 [ 34.416078] [] ? __fget_light+0x169/0x1f0 [ 34.416084] [] ? __fdget+0x18/0x20 [ 34.416091] [] ? sockfd_lookup_light+0x118/0x160 [ 34.416097] [] __sys_sendmsg+0xd6/0x190 [ 34.416103] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.416109] [] ? iput+0x2af/0x900 [ 34.416116] [] ? sock_release+0x16d/0x1e0 executing program [ 34.416122] [] ? move_addr_to_kernel+0x50/0x50 [ 34.416128] [] SyS_sendmsg+0x2d/0x50 [ 34.416133] [] ? __sys_sendmsg+0x190/0x190 [ 34.416140] [] do_syscall_64+0x1a4/0x490 [ 34.416147] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.445680] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller020476/3804 [ 34.445693] caller is __this_cpu_preempt_check+0x1c/0x20 executing program executing program [ 34.445700] CPU: 0 PID: 3804 Comm: syzkaller020476 Not tainted 4.9.85-g4c4262a #47 [ 34.445704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.445715] ffff8801b1f67678 ffffffff81d95739 0000000000000000 ffffffff83c18e00 [ 34.445723] ffffffff83f45c20 ffff8801d8550000 0000000000000003 ffff8801b1f676b8 [ 34.445732] ffffffff81dfcd34 ffff8801b1f676d0 ffffffff83f45c20 dffffc0000000000 [ 34.445733] Call Trace: [ 34.445743] [] dump_stack+0xc1/0x128 [ 34.445751] [] check_preemption_disabled+0x1d4/0x200 executing program [ 34.445759] [] __this_cpu_preempt_check+0x1c/0x20 [ 34.445767] [] ipcomp_init_state+0x188/0x930 [ 34.445776] [] ? __lock_is_held+0xa1/0xf0 [ 34.445783] [] ipcomp4_init_state+0xb0/0x7d0 [ 34.445789] [] __xfrm_init_state+0x3e7/0xb30 [ 34.445801] [] xfrm_init_state+0x1a/0x20 [ 34.445808] [] pfkey_add+0x1fb9/0x3470 [ 34.445815] [] ? pfkey_delete+0x360/0x360 executing program [ 34.445820] [] ? pfkey_seq_stop+0x80/0x80 [ 34.445828] [] ? __skb_clone+0x24a/0x7d0 [ 34.445834] [] ? pfkey_delete+0x360/0x360 [ 34.445840] [] pfkey_process+0x68b/0x750 [ 34.445847] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 34.445854] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.445861] [] pfkey_sendmsg+0x3a9/0x760 [ 34.445868] [] ? pfkey_spdget+0x820/0x820 [ 34.445875] [] sock_sendmsg+0xca/0x110 executing program [ 34.445881] [] ___sys_sendmsg+0x6d1/0x7e0 [ 34.445887] [] ? SyS_socket+0x162/0x1b0 [ 34.445893] [] ? copy_msghdr_from_user+0x570/0x570 [ 34.445900] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 34.445908] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 34.445915] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.445922] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.445929] [] ? debug_check_no_obj_freed+0x2c2/0xa10 executing program executing program [ 34.445936] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 34.445944] [] ? quarantine_put+0xaa/0x180 [ 34.445952] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.445959] [] ? check_preemption_disabled+0x3b/0x200 [ 34.445966] [] ? check_preemption_disabled+0x3b/0x200 [ 34.445974] [] ? sock_destroy_inode+0x56/0x70 [ 34.445981] [] ? sock_destroy_inode+0x56/0x70 executing program [ 34.445988] [] ? __fget_light+0x169/0x1f0 [ 34.445994] [] ? __fdget+0x18/0x20 [ 34.446001] [] ? sockfd_lookup_light+0x118/0x160 [ 34.446007] [] __sys_sendmsg+0xd6/0x190 [ 34.446013] [] ? SyS_shutdown+0x1b0/0x1b0 [ 34.446018] [] ? iput+0x2af/0x900 [ 34.446025] [] ? sock_release+0x16d/0x1e0 [ 34.446031] [] ? move_addr_to_kernel+0x50/0x50 [ 34.446037] [] SyS_sendmsg+0x2d/0x50 executing program [ 34.446043] [] ? __sys_sendmsg+0x190/0x190 [ 34.446050] [] do_syscall_64+0x1a4/0x490 [ 34.446057] [] 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