[....] Starting enhanced syslogd: rsyslogd[ 13.396840] audit: type=1400 audit(1519681312.796:4): avc: denied { syslog } for pid=3652 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 '10.128.15.221' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 24.596933] IPVS: Creating netns size=2536 id=1 [ 24.609344] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3819 [ 24.618010] caller is __this_cpu_preempt_check+0x1c/0x20 [ 24.623463] CPU: 0 PID: 3819 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 24.631140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.640463] ffff8801d7f5f678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 24.648435] ffffffff83f45be0 ffff8801d7d99800 0000000000000003 ffff8801d7f5f6b8 [ 24.656408] ffffffff81dfccb4 ffff8801d7f5f6d0 ffffffff83f45be0 dffffc0000000000 [ 24.664373] Call Trace: [ 24.666931] [] dump_stack+0xc1/0x128 [ 24.672263] [] check_preemption_disabled+0x1d4/0x200 [ 24.678984] [] __this_cpu_preempt_check+0x1c/0x20 [ 24.685452] [] ipcomp_init_state+0x188/0x930 [ 24.691480] [] ? __lock_is_held+0xa1/0xf0 [ 24.697247] [] ipcomp4_init_state+0xb0/0x7d0 [ 24.703278] [] __xfrm_init_state+0x3e7/0xb30 [ 24.709310] [] xfrm_init_state+0x1a/0x20 [ 24.714998] [] pfkey_add+0x1fb9/0x3470 [ 24.720506] [] ? pfkey_delete+0x360/0x360 [ 24.726276] [] ? pfkey_seq_stop+0x80/0x80 [ 24.732042] [] ? __skb_clone+0x24a/0x7d0 [ 24.737721] [] ? pfkey_delete+0x360/0x360 [ 24.743485] [] pfkey_process+0x68b/0x750 [ 24.749171] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 24.755988] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 24.762795] [] pfkey_sendmsg+0x3a9/0x760 [ 24.768475] [] ? pfkey_spdget+0x820/0x820 [ 24.774243] [] sock_sendmsg+0xca/0x110 [ 24.779746] [] ___sys_sendmsg+0x6d1/0x7e0 [ 24.785511] [] ? copy_msghdr_from_user+0x570/0x570 [ 24.792059] [] ? check_preemption_disabled+0x3b/0x200 [ 24.798865] [] ? check_preemption_disabled+0x3b/0x200 [ 24.805675] [] ? debug_mutex_init+0x1c/0x60 [ 24.811621] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 24.818428] [] ? __lock_is_held+0xa1/0xf0 [ 24.824195] [] ? check_preemption_disabled+0x3b/0x200 [ 24.831001] [] ? __fd_install+0x223/0x5f0 [ 24.836764] [] ? __fget_light+0x169/0x1f0 [ 24.842532] [] ? __fdget+0x18/0x20 [ 24.847693] [] ? sockfd_lookup_light+0x118/0x160 [ 24.854064] [] __sys_sendmsg+0xd6/0x190 [ 24.859656] [] ? SyS_shutdown+0x1b0/0x1b0 [ 24.865428] [] ? fd_install+0x4d/0x60 [ 24.870847] [] ? move_addr_to_kernel+0x50/0x50 [ 24.877044] [] SyS_sendmsg+0x2d/0x50 [ 24.882378] [] ? __sys_sendmsg+0x190/0x190 [ 24.888230] [] do_syscall_64+0x1a4/0x490 executing program [ 24.893908] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 24.901963] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3819 [ 24.910684] caller is __this_cpu_preempt_check+0x1c/0x20 [ 24.916108] CPU: 1 PID: 3819 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 24.923784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.933112] ffff8801d7f5f678 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 [ 24.941087] ffffffff83f45be0 ffff8801d7d99800 0000000000000003 ffff8801d7f5f6b8 [ 24.949051] ffffffff81dfccb4 ffff8801d7f5f6d0 ffffffff83f45be0 dffffc0000000000 [ 24.957018] Call Trace: [ 24.959578] [] dump_stack+0xc1/0x128 [ 24.964916] [] check_preemption_disabled+0x1d4/0x200 [ 24.971638] [] __this_cpu_preempt_check+0x1c/0x20 [ 24.978096] [] ipcomp_init_state+0x188/0x930 [ 24.984210] [] ? __lock_is_held+0xa1/0xf0 [ 24.989977] [] ipcomp4_init_state+0xb0/0x7d0 [ 24.996000] [] __xfrm_init_state+0x3e7/0xb30 [ 25.002025] [] xfrm_init_state+0x1a/0x20 [ 25.007705] [] pfkey_add+0x1fb9/0x3470 [ 25.013211] [] ? pfkey_delete+0x360/0x360 [ 25.018974] [] ? pfkey_seq_stop+0x80/0x80 [ 25.024742] [] ? __skb_clone+0x24a/0x7d0 [ 25.030419] [] ? pfkey_delete+0x360/0x360 [ 25.036181] [] pfkey_process+0x68b/0x750 [ 25.041860] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 25.048675] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.055483] [] pfkey_sendmsg+0x3a9/0x760 [ 25.061161] [] ? pfkey_spdget+0x820/0x820 [ 25.066929] [] sock_sendmsg+0xca/0x110 [ 25.072434] [] ___sys_sendmsg+0x6d1/0x7e0 [ 25.078199] [] ? copy_msghdr_from_user+0x570/0x570 [ 25.085804] [] ? check_preemption_disabled+0x3b/0x200 [ 25.092613] [] ? check_preemption_disabled+0x3b/0x200 [ 25.099419] [] ? debug_mutex_init+0x1c/0x60 [ 25.105357] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.112167] [] ? __lock_is_held+0xa1/0xf0 [ 25.117931] [] ? check_preemption_disabled+0x3b/0x200 [ 25.124739] [] ? __fd_install+0x223/0x5f0 [ 25.130505] [] ? __fget_light+0x169/0x1f0 [ 25.136268] [] ? __fdget+0x18/0x20 [ 25.141426] [] ? sockfd_lookup_light+0x118/0x160 executing program [ 25.147797] [] __sys_sendmsg+0xd6/0x190 [ 25.153391] [] ? SyS_shutdown+0x1b0/0x1b0 [ 25.159156] [] ? fd_install+0x4d/0x60 [ 25.164580] [] ? move_addr_to_kernel+0x50/0x50 [ 25.170777] [] SyS_sendmsg+0x2d/0x50 [ 25.176106] [] ? __sys_sendmsg+0x190/0x190 [ 25.181960] [] do_syscall_64+0x1a4/0x490 [ 25.187640] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 executing program [ 25.195387] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3819 [ 25.196225] IPVS: Creating netns size=2536 id=2 [ 25.208706] caller is __this_cpu_preempt_check+0x1c/0x20 [ 25.214128] CPU: 1 PID: 3819 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 25.221802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.231129] ffff8801d7f5f678 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 [ 25.239107] ffffffff83f45be0 ffff8801d7d99800 0000000000000003 ffff8801d7f5f6b8 [ 25.247074] ffffffff81dfccb4 ffff8801d7f5f6d0 ffffffff83f45be0 dffffc0000000000 [ 25.255040] Call Trace: [ 25.257599] [] dump_stack+0xc1/0x128 [ 25.262931] [] check_preemption_disabled+0x1d4/0x200 [ 25.269651] [] __this_cpu_preempt_check+0x1c/0x20 [ 25.276113] [] ipcomp_init_state+0x188/0x930 [ 25.282143] [] ? __lock_is_held+0xa1/0xf0 [ 25.287926] [] ipcomp4_init_state+0xb0/0x7d0 [ 25.293953] [] __xfrm_init_state+0x3e7/0xb30 [ 25.299981] [] xfrm_init_state+0x1a/0x20 [ 25.305662] [] pfkey_add+0x1fb9/0x3470 [ 25.311166] [] ? pfkey_delete+0x360/0x360 [ 25.316934] [] ? pfkey_seq_stop+0x80/0x80 [ 25.322704] [] ? __skb_clone+0x24a/0x7d0 [ 25.328383] [] ? pfkey_delete+0x360/0x360 [ 25.334149] [] pfkey_process+0x68b/0x750 [ 25.339825] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 25.346643] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.353452] [] pfkey_sendmsg+0x3a9/0x760 [ 25.359132] [] ? pfkey_spdget+0x820/0x820 [ 25.364907] [] sock_sendmsg+0xca/0x110 [ 25.370420] [] ___sys_sendmsg+0x6d1/0x7e0 [ 25.376185] [] ? copy_msghdr_from_user+0x570/0x570 [ 25.382734] [] ? check_preemption_disabled+0x3b/0x200 [ 25.389543] [] ? check_preemption_disabled+0x3b/0x200 [ 25.396706] [] ? debug_mutex_init+0x1c/0x60 [ 25.402645] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.409458] [] ? __lock_is_held+0xa1/0xf0 [ 25.415224] [] ? check_preemption_disabled+0x3b/0x200 [ 25.422031] [] ? __fd_install+0x223/0x5f0 [ 25.427797] [] ? __fget_light+0x169/0x1f0 [ 25.433568] [] ? __fdget+0x18/0x20 [ 25.438728] [] ? sockfd_lookup_light+0x118/0x160 [ 25.445099] [] __sys_sendmsg+0xd6/0x190 executing program executing program [ 25.450689] [] ? SyS_shutdown+0x1b0/0x1b0 [ 25.456453] [] ? fd_install+0x4d/0x60 [ 25.461872] [] ? move_addr_to_kernel+0x50/0x50 [ 25.468071] [] SyS_sendmsg+0x2d/0x50 [ 25.473402] [] ? __sys_sendmsg+0x190/0x190 [ 25.479253] [] do_syscall_64+0x1a4/0x490 [ 25.484932] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 25.492898] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3819 [ 25.495134] IPVS: Creating netns size=2536 id=3 [ 25.506225] caller is __this_cpu_preempt_check+0x1c/0x20 [ 25.511669] CPU: 1 PID: 3819 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 25.519343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.528671] ffff8801d7f5f678 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 [ 25.536645] ffffffff83f45be0 ffff8801d7d99800 0000000000000003 ffff8801d7f5f6b8 [ 25.544608] ffffffff81dfccb4 ffff8801d7f5f6d0 ffffffff83f45be0 dffffc0000000000 [ 25.552581] Call Trace: [ 25.555146] [] dump_stack+0xc1/0x128 [ 25.560478] [] check_preemption_disabled+0x1d4/0x200 [ 25.567200] [] __this_cpu_preempt_check+0x1c/0x20 [ 25.573661] [] ipcomp_init_state+0x188/0x930 [ 25.579689] [] ? __lock_is_held+0xa1/0xf0 [ 25.585456] [] ipcomp4_init_state+0xb0/0x7d0 [ 25.591486] [] __xfrm_init_state+0x3e7/0xb30 [ 25.597512] [] xfrm_init_state+0x1a/0x20 [ 25.603190] [] pfkey_add+0x1fb9/0x3470 [ 25.608695] [] ? pfkey_delete+0x360/0x360 [ 25.614466] [] ? pfkey_seq_stop+0x80/0x80 [ 25.620234] [] ? __skb_clone+0x24a/0x7d0 [ 25.625918] [] ? pfkey_delete+0x360/0x360 [ 25.631683] [] pfkey_process+0x68b/0x750 [ 25.637363] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 25.644169] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.650974] [] pfkey_sendmsg+0x3a9/0x760 [ 25.656650] [] ? pfkey_spdget+0x820/0x820 [ 25.662429] [] sock_sendmsg+0xca/0x110 [ 25.667932] [] ___sys_sendmsg+0x6d1/0x7e0 [ 25.673698] [] ? copy_msghdr_from_user+0x570/0x570 [ 25.680247] [] ? check_preemption_disabled+0x3b/0x200 [ 25.687053] [] ? check_preemption_disabled+0x3b/0x200 [ 25.693861] [] ? debug_mutex_init+0x1c/0x60 [ 25.699802] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.706607] [] ? __lock_is_held+0xa1/0xf0 [ 25.712374] [] ? check_preemption_disabled+0x3b/0x200 [ 25.719181] [] ? __fd_install+0x223/0x5f0 [ 25.724943] [] ? __fget_light+0x169/0x1f0 [ 25.730707] [] ? __fdget+0x18/0x20 [ 25.735866] [] ? sockfd_lookup_light+0x118/0x160 [ 25.742245] [] __sys_sendmsg+0xd6/0x190 executing program executing program [ 25.747838] [] ? SyS_shutdown+0x1b0/0x1b0 [ 25.753603] [] ? fd_install+0x4d/0x60 [ 25.759029] [] ? move_addr_to_kernel+0x50/0x50 [ 25.765231] [] SyS_sendmsg+0x2d/0x50 [ 25.770566] [] ? __sys_sendmsg+0x190/0x190 [ 25.776421] [] do_syscall_64+0x1a4/0x490 [ 25.782109] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 25.790219] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3819 [ 25.790283] IPVS: Creating netns size=2536 id=4 [ 25.803598] caller is __this_cpu_preempt_check+0x1c/0x20 [ 25.809045] CPU: 1 PID: 3819 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 25.816722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.826050] ffff8801d7f5f678 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 [ 25.834017] ffffffff83f45be0 ffff8801d7d99800 0000000000000003 ffff8801d7f5f6b8 [ 25.841994] ffffffff81dfccb4 ffff8801d7f5f6d0 ffffffff83f45be0 dffffc0000000000 [ 25.849959] Call Trace: [ 25.852519] [] dump_stack+0xc1/0x128 [ 25.857850] [] check_preemption_disabled+0x1d4/0x200 [ 25.864580] [] __this_cpu_preempt_check+0x1c/0x20 [ 25.871039] [] ipcomp_init_state+0x188/0x930 [ 25.877066] [] ? __lock_is_held+0xa1/0xf0 [ 25.882832] [] ipcomp4_init_state+0xb0/0x7d0 [ 25.888859] [] __xfrm_init_state+0x3e7/0xb30 [ 25.894883] [] xfrm_init_state+0x1a/0x20 [ 25.900562] [] pfkey_add+0x1fb9/0x3470 [ 25.906066] [] ? pfkey_delete+0x360/0x360 [ 25.911830] [] ? pfkey_seq_stop+0x80/0x80 [ 25.917598] [] ? __skb_clone+0x24a/0x7d0 [ 25.923278] [] ? pfkey_delete+0x360/0x360 [ 25.929043] [] pfkey_process+0x68b/0x750 [ 25.934722] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 25.941531] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 25.948339] [] pfkey_sendmsg+0x3a9/0x760 [ 25.954017] [] ? pfkey_spdget+0x820/0x820 [ 25.959783] [] sock_sendmsg+0xca/0x110 [ 25.965290] [] ___sys_sendmsg+0x6d1/0x7e0 [ 25.971055] [] ? copy_msghdr_from_user+0x570/0x570 [ 25.977605] [] ? check_preemption_disabled+0x3b/0x200 [ 25.984423] [] ? check_preemption_disabled+0x3b/0x200 [ 25.991231] [] ? debug_mutex_init+0x1c/0x60 [ 25.997170] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.003977] [] ? __lock_is_held+0xa1/0xf0 [ 26.009741] [] ? check_preemption_disabled+0x3b/0x200 [ 26.016550] [] ? __fd_install+0x223/0x5f0 [ 26.022320] [] ? __fget_light+0x169/0x1f0 [ 26.028083] [] ? __fdget+0x18/0x20 [ 26.033245] [] ? sockfd_lookup_light+0x118/0x160 [ 26.039617] [] __sys_sendmsg+0xd6/0x190 [ 26.045208] [] ? SyS_shutdown+0x1b0/0x1b0 executing program executing program [ 26.050987] [] ? fd_install+0x4d/0x60 [ 26.056406] [] ? move_addr_to_kernel+0x50/0x50 [ 26.062603] [] SyS_sendmsg+0x2d/0x50 [ 26.067935] [] ? __sys_sendmsg+0x190/0x190 [ 26.073794] [] do_syscall_64+0x1a4/0x490 [ 26.079472] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 26.087290] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3819 [ 26.087863] IPVS: Creating netns size=2536 id=5 [ 26.100630] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.106051] CPU: 1 PID: 3819 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 26.113727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.123051] ffff8801d7f5f678 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 [ 26.131025] ffffffff83f45be0 ffff8801d7d99800 0000000000000003 ffff8801d7f5f6b8 [ 26.139001] ffffffff81dfccb4 ffff8801d7f5f6d0 ffffffff83f45be0 dffffc0000000000 [ 26.146970] Call Trace: [ 26.149525] [] dump_stack+0xc1/0x128 [ 26.154858] [] check_preemption_disabled+0x1d4/0x200 [ 26.161578] [] __this_cpu_preempt_check+0x1c/0x20 [ 26.168042] [] ipcomp_init_state+0x188/0x930 [ 26.174072] [] ? __lock_is_held+0xa1/0xf0 [ 26.179837] [] ipcomp4_init_state+0xb0/0x7d0 [ 26.185864] [] __xfrm_init_state+0x3e7/0xb30 [ 26.191890] [] xfrm_init_state+0x1a/0x20 [ 26.197573] [] pfkey_add+0x1fb9/0x3470 [ 26.203078] [] ? pfkey_delete+0x360/0x360 [ 26.208841] [] ? pfkey_seq_stop+0x80/0x80 [ 26.214607] [] ? __skb_clone+0x24a/0x7d0 [ 26.220300] [] ? pfkey_delete+0x360/0x360 [ 26.226064] [] pfkey_process+0x68b/0x750 [ 26.231744] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 26.238550] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.245357] [] pfkey_sendmsg+0x3a9/0x760 [ 26.251035] [] ? pfkey_spdget+0x820/0x820 [ 26.256800] [] sock_sendmsg+0xca/0x110 [ 26.262302] [] ___sys_sendmsg+0x6d1/0x7e0 [ 26.268073] [] ? copy_msghdr_from_user+0x570/0x570 [ 26.274623] [] ? check_preemption_disabled+0x3b/0x200 [ 26.281445] [] ? check_preemption_disabled+0x3b/0x200 [ 26.288253] [] ? debug_mutex_init+0x1c/0x60 [ 26.294194] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.301006] [] ? __lock_is_held+0xa1/0xf0 [ 26.306772] [] ? check_preemption_disabled+0x3b/0x200 [ 26.313581] [] ? __fd_install+0x223/0x5f0 [ 26.319348] [] ? __fget_light+0x169/0x1f0 [ 26.325115] [] ? __fdget+0x18/0x20 [ 26.330275] [] ? sockfd_lookup_light+0x118/0x160 [ 26.336649] [] __sys_sendmsg+0xd6/0x190 [ 26.342243] [] ? SyS_shutdown+0x1b0/0x1b0 [ 26.348016] [] ? fd_install+0x4d/0x60 executing program executing program [ 26.353435] [] ? move_addr_to_kernel+0x50/0x50 [ 26.359634] [] SyS_sendmsg+0x2d/0x50 [ 26.364964] [] ? __sys_sendmsg+0x190/0x190 [ 26.370815] [] do_syscall_64+0x1a4/0x490 [ 26.376494] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 26.384266] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3823 [ 26.384865] IPVS: Creating netns size=2536 id=6 [ 26.397629] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.403091] CPU: 0 PID: 3823 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 26.410776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.420109] ffff8801d86b7678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 26.428091] ffffffff83f45be0 ffff8801d7d9e000 0000000000000003 ffff8801d86b76b8 [ 26.436058] ffffffff81dfccb4 ffff8801d86b76d0 ffffffff83f45be0 dffffc0000000000 [ 26.444022] Call Trace: [ 26.446580] [] dump_stack+0xc1/0x128 [ 26.451909] [] check_preemption_disabled+0x1d4/0x200 [ 26.458627] [] __this_cpu_preempt_check+0x1c/0x20 [ 26.465087] [] ipcomp_init_state+0x188/0x930 [ 26.471115] [] ? __lock_is_held+0xa1/0xf0 [ 26.476887] [] ipcomp4_init_state+0xb0/0x7d0 [ 26.482911] [] __xfrm_init_state+0x3e7/0xb30 [ 26.488935] [] xfrm_init_state+0x1a/0x20 [ 26.494613] [] pfkey_add+0x1fb9/0x3470 [ 26.500119] [] ? pfkey_delete+0x360/0x360 [ 26.505881] [] ? pfkey_seq_stop+0x80/0x80 [ 26.511648] [] ? __skb_clone+0x24a/0x7d0 [ 26.517328] [] ? pfkey_delete+0x360/0x360 [ 26.523092] [] pfkey_process+0x68b/0x750 [ 26.528768] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 26.535572] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.542380] [] pfkey_sendmsg+0x3a9/0x760 [ 26.548057] [] ? pfkey_spdget+0x820/0x820 [ 26.553832] [] sock_sendmsg+0xca/0x110 [ 26.559335] [] ___sys_sendmsg+0x6d1/0x7e0 [ 26.565100] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.571909] [] ? copy_msghdr_from_user+0x570/0x570 [ 26.578457] [] ? __lru_cache_add+0x187/0x250 [ 26.584483] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 26.591551] [] ? _raw_spin_unlock+0x2c/0x50 [ 26.597489] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 26.604561] [] ? handle_mm_fault+0x6ee/0x2530 [ 26.610671] [] ? __fget_light+0x169/0x1f0 [ 26.616432] [] ? __fdget+0x18/0x20 [ 26.621587] [] ? sockfd_lookup_light+0x118/0x160 [ 26.627960] [] __sys_sendmsg+0xd6/0x190 [ 26.633550] [] ? SyS_shutdown+0x1b0/0x1b0 [ 26.639316] [] ? __do_page_fault+0x5ec/0xd40 [ 26.645339] [] SyS_sendmsg+0x2d/0x50 executing program executing program [ 26.650667] [] ? __sys_sendmsg+0x190/0x190 [ 26.656518] [] do_syscall_64+0x1a4/0x490 [ 26.662198] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 26.669457] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3817 [ 26.678098] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.680467] IPVS: Creating netns size=2536 id=7 [ 26.688192] CPU: 0 PID: 3817 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 26.695872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.705192] ffff8801d7e47678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 26.713162] ffffffff83f45be0 ffff8801d861b000 0000000000000003 ffff8801d7e476b8 [ 26.721131] ffffffff81dfccb4 ffff8801d7e476d0 ffffffff83f45be0 dffffc0000000000 [ 26.729092] Call Trace: [ 26.731649] [] dump_stack+0xc1/0x128 [ 26.736980] [] check_preemption_disabled+0x1d4/0x200 [ 26.743701] [] __this_cpu_preempt_check+0x1c/0x20 [ 26.750162] [] ipcomp_init_state+0x188/0x930 [ 26.756187] [] ? __lock_is_held+0xa1/0xf0 [ 26.761956] [] ipcomp4_init_state+0xb0/0x7d0 [ 26.767979] [] __xfrm_init_state+0x3e7/0xb30 [ 26.774004] [] xfrm_init_state+0x1a/0x20 [ 26.779684] [] pfkey_add+0x1fb9/0x3470 [ 26.785189] [] ? pfkey_delete+0x360/0x360 [ 26.790958] [] ? pfkey_seq_stop+0x80/0x80 [ 26.796726] [] ? __skb_clone+0x24a/0x7d0 [ 26.802416] [] ? pfkey_delete+0x360/0x360 [ 26.808195] [] pfkey_process+0x68b/0x750 [ 26.813886] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 26.820700] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.827509] [] pfkey_sendmsg+0x3a9/0x760 [ 26.833192] [] ? pfkey_spdget+0x820/0x820 [ 26.838959] [] sock_sendmsg+0xca/0x110 [ 26.844464] [] ___sys_sendmsg+0x6d1/0x7e0 [ 26.850230] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 26.857037] [] ? copy_msghdr_from_user+0x570/0x570 [ 26.863586] [] ? __lru_cache_add+0x187/0x250 [ 26.869615] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 26.876681] [] ? _raw_spin_unlock+0x2c/0x50 [ 26.882621] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 26.889688] [] ? handle_mm_fault+0x6ee/0x2530 [ 26.895799] [] ? __fget_light+0x169/0x1f0 [ 26.901562] [] ? __fdget+0x18/0x20 executing program [ 26.906723] [] ? sockfd_lookup_light+0x118/0x160 [ 26.913097] [] __sys_sendmsg+0xd6/0x190 [ 26.918689] [] ? SyS_shutdown+0x1b0/0x1b0 [ 26.924456] [] ? __do_page_fault+0x5ec/0xd40 [ 26.930484] [] SyS_sendmsg+0x2d/0x50 [ 26.935812] [] ? __sys_sendmsg+0x190/0x190 [ 26.941664] [] do_syscall_64+0x1a4/0x490 [ 26.947341] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 26.955940] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3817 [ 26.964669] caller is __this_cpu_preempt_check+0x1c/0x20 [ 26.970123] CPU: 1 PID: 3817 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 26.977809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.987135] ffff8801d7e47678 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 [ 26.995136] ffffffff83f45be0 ffff8801d861b000 0000000000000003 ffff8801d7e476b8 [ 27.003121] ffffffff81dfccb4 ffff8801d7e476d0 ffffffff83f45be0 dffffc0000000000 [ 27.011088] Call Trace: [ 27.013648] [] dump_stack+0xc1/0x128 [ 27.018980] [] check_preemption_disabled+0x1d4/0x200 [ 27.025707] [] __this_cpu_preempt_check+0x1c/0x20 [ 27.032172] [] ipcomp_init_state+0x188/0x930 [ 27.038201] [] ? __lock_is_held+0xa1/0xf0 [ 27.043967] [] ipcomp4_init_state+0xb0/0x7d0 [ 27.049996] [] __xfrm_init_state+0x3e7/0xb30 [ 27.056026] [] xfrm_init_state+0x1a/0x20 [ 27.061709] [] pfkey_add+0x1fb9/0x3470 [ 27.067216] [] ? pfkey_delete+0x360/0x360 [ 27.072982] [] ? pfkey_seq_stop+0x80/0x80 [ 27.078752] [] ? __skb_clone+0x24a/0x7d0 [ 27.084429] [] ? pfkey_delete+0x360/0x360 [ 27.090195] [] pfkey_process+0x68b/0x750 [ 27.095882] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 27.102692] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.109501] [] pfkey_sendmsg+0x3a9/0x760 [ 27.115177] [] ? pfkey_spdget+0x820/0x820 [ 27.120943] [] sock_sendmsg+0xca/0x110 [ 27.126449] [] ___sys_sendmsg+0x6d1/0x7e0 [ 27.132215] [] ? copy_msghdr_from_user+0x570/0x570 [ 27.138762] [] ? check_preemption_disabled+0x3b/0x200 [ 27.145567] [] ? check_preemption_disabled+0x3b/0x200 [ 27.152382] [] ? debug_mutex_init+0x1c/0x60 [ 27.158322] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.165128] [] ? __lock_is_held+0xa1/0xf0 [ 27.170894] [] ? check_preemption_disabled+0x3b/0x200 [ 27.177700] [] ? __fd_install+0x223/0x5f0 [ 27.183465] [] ? __fget_light+0x169/0x1f0 [ 27.189228] [] ? __fdget+0x18/0x20 [ 27.194390] [] ? sockfd_lookup_light+0x118/0x160 [ 27.200763] [] __sys_sendmsg+0xd6/0x190 executing program [ 27.206358] [] ? SyS_shutdown+0x1b0/0x1b0 [ 27.212124] [] ? fd_install+0x4d/0x60 [ 27.217540] [] ? move_addr_to_kernel+0x50/0x50 [ 27.223741] [] SyS_sendmsg+0x2d/0x50 [ 27.229077] [] ? __sys_sendmsg+0x190/0x190 [ 27.234929] [] do_syscall_64+0x1a4/0x490 [ 27.240620] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 27.248785] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3821 executing program [ 27.249000] IPVS: Creating netns size=2536 id=8 [ 27.262198] caller is __this_cpu_preempt_check+0x1c/0x20 [ 27.267646] CPU: 0 PID: 3821 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 27.275319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.284642] ffff8801d7d17678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 27.292607] ffffffff83f45be0 ffff8801d7df8000 0000000000000003 ffff8801d7d176b8 [ 27.300564] ffffffff81dfccb4 ffff8801d7d176d0 ffffffff83f45be0 dffffc0000000000 [ 27.308526] Call Trace: [ 27.311084] [] dump_stack+0xc1/0x128 [ 27.316417] [] check_preemption_disabled+0x1d4/0x200 [ 27.323136] [] __this_cpu_preempt_check+0x1c/0x20 [ 27.329596] [] ipcomp_init_state+0x188/0x930 [ 27.335626] [] ? __lock_is_held+0xa1/0xf0 [ 27.341389] [] ipcomp4_init_state+0xb0/0x7d0 [ 27.347414] [] __xfrm_init_state+0x3e7/0xb30 [ 27.353440] [] xfrm_init_state+0x1a/0x20 [ 27.359121] [] pfkey_add+0x1fb9/0x3470 [ 27.364623] [] ? pfkey_delete+0x360/0x360 [ 27.370388] [] ? pfkey_seq_stop+0x80/0x80 [ 27.376153] [] ? __skb_clone+0x24a/0x7d0 [ 27.381837] [] ? pfkey_delete+0x360/0x360 [ 27.387601] [] pfkey_process+0x68b/0x750 [ 27.393279] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 27.400088] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.406893] [] pfkey_sendmsg+0x3a9/0x760 [ 27.412568] [] ? pfkey_spdget+0x820/0x820 [ 27.418334] [] sock_sendmsg+0xca/0x110 [ 27.423838] [] ___sys_sendmsg+0x6d1/0x7e0 [ 27.429603] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 27.436410] [] ? copy_msghdr_from_user+0x570/0x570 [ 27.442956] [] ? __lru_cache_add+0x187/0x250 [ 27.448981] [] ? do_huge_pmd_anonymous_page+0xb05/0x10d0 [ 27.456046] [] ? _raw_spin_unlock+0x2c/0x50 [ 27.461984] [] ? do_huge_pmd_anonymous_page+0x2d4/0x10d0 [ 27.469051] [] ? handle_mm_fault+0x6ee/0x2530 [ 27.475163] [] ? __fget_light+0x169/0x1f0 [ 27.480928] [] ? __fdget+0x18/0x20 [ 27.486086] [] ? sockfd_lookup_light+0x118/0x160 [ 27.492463] [] __sys_sendmsg+0xd6/0x190 [ 27.498054] [] ? SyS_shutdown+0x1b0/0x1b0 [ 27.503822] [] ? __do_page_fault+0x5ec/0xd40 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 27.509845] [] SyS_sendmsg+0x2d/0x50 [ 27.515175] [] ? __sys_sendmsg+0x190/0x190 [ 27.521028] [] do_syscall_64+0x1a4/0x490 [ 27.526709] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 29.629058] check_preemption_disabled: 8387 callbacks suppressed [ 29.629065] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3818 [ 29.643895] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.649336] CPU: 0 PID: 3818 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 29.657022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.666345] ffff8801d7e97678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 29.674353] ffffffff83f45be0 ffff8801d95d0000 0000000000000003 ffff8801d7e976b8 [ 29.682319] ffffffff81dfccb4 ffff8801d7e976d0 ffffffff83f45be0 dffffc0000000000 [ 29.690287] Call Trace: [ 29.692857] [] dump_stack+0xc1/0x128 [ 29.698189] [] check_preemption_disabled+0x1d4/0x200 [ 29.704910] [] __this_cpu_preempt_check+0x1c/0x20 [ 29.711371] [] ipcomp_init_state+0x188/0x930 [ 29.717399] [] ? __lock_is_held+0xa1/0xf0 [ 29.723166] [] ipcomp4_init_state+0xb0/0x7d0 [ 29.729189] [] __xfrm_init_state+0x3e7/0xb30 [ 29.735215] [] xfrm_init_state+0x1a/0x20 [ 29.740895] [] pfkey_add+0x1fb9/0x3470 [ 29.746410] [] ? pfkey_delete+0x360/0x360 [ 29.752173] [] ? pfkey_seq_stop+0x80/0x80 [ 29.757939] [] ? __skb_clone+0x24a/0x7d0 [ 29.763615] [] ? pfkey_delete+0x360/0x360 [ 29.769382] [] pfkey_process+0x68b/0x750 [ 29.775059] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 29.781870] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.788677] [] pfkey_sendmsg+0x3a9/0x760 [ 29.794355] [] ? pfkey_spdget+0x820/0x820 [ 29.800126] [] sock_sendmsg+0xca/0x110 [ 29.805630] [] ___sys_sendmsg+0x6d1/0x7e0 [ 29.811397] [] ? SyS_socket+0x162/0x1b0 [ 29.816991] [] ? copy_msghdr_from_user+0x570/0x570 [ 29.823538] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 29.830345] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 29.837241] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.844045] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 29.850939] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 29.857745] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 29.864471] [] ? quarantine_put+0xaa/0x180 [ 29.870329] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.877138] [] ? check_preemption_disabled+0x3b/0x200 [ 29.883947] [] ? check_preemption_disabled+0x3b/0x200 [ 29.890755] [] ? sock_destroy_inode+0x56/0x70 [ 29.896869] [] ? sock_destroy_inode+0x56/0x70 [ 29.902981] [] ? __fget_light+0x169/0x1f0 [ 29.908745] [] ? __fdget+0x18/0x20 [ 29.913901] [] ? sockfd_lookup_light+0x118/0x160 [ 29.920271] [] __sys_sendmsg+0xd6/0x190 executing program [ 29.925860] [] ? SyS_shutdown+0x1b0/0x1b0 [ 29.931626] [] ? iput+0x2af/0x900 [ 29.936696] [] ? sock_release+0x16d/0x1e0 [ 29.942943] [] ? move_addr_to_kernel+0x50/0x50 [ 29.949143] [] SyS_sendmsg+0x2d/0x50 [ 29.954471] [] ? __sys_sendmsg+0x190/0x190 [ 29.960323] [] do_syscall_64+0x1a4/0x490 [ 29.966003] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 29.973893] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3820 [ 29.982707] caller is __this_cpu_preempt_check+0x1c/0x20 [ 29.988157] CPU: 1 PID: 3820 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 29.995841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.005163] ffff8801d7d8f678 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 [ 30.013126] ffffffff83f45be0 ffff8801d7d9b000 0000000000000003 ffff8801d7d8f6b8 [ 30.021096] ffffffff81dfccb4 ffff8801d7d8f6d0 ffffffff83f45be0 dffffc0000000000 [ 30.029058] Call Trace: [ 30.031614] [] dump_stack+0xc1/0x128 [ 30.036946] [] check_preemption_disabled+0x1d4/0x200 [ 30.043666] [] __this_cpu_preempt_check+0x1c/0x20 [ 30.050127] [] ipcomp_init_state+0x188/0x930 [ 30.056153] [] ? __lock_is_held+0xa1/0xf0 [ 30.061931] [] ipcomp4_init_state+0xb0/0x7d0 [ 30.067974] [] __xfrm_init_state+0x3e7/0xb30 [ 30.074006] [] xfrm_init_state+0x1a/0x20 [ 30.079690] [] pfkey_add+0x1fb9/0x3470 [ 30.085194] [] ? pfkey_delete+0x360/0x360 [ 30.090958] [] ? pfkey_seq_stop+0x80/0x80 [ 30.096724] [] ? __skb_clone+0x24a/0x7d0 [ 30.102401] [] ? pfkey_delete+0x360/0x360 [ 30.108164] [] pfkey_process+0x68b/0x750 [ 30.113844] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 30.120652] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.127457] [] pfkey_sendmsg+0x3a9/0x760 [ 30.133133] [] ? pfkey_spdget+0x820/0x820 [ 30.138900] [] sock_sendmsg+0xca/0x110 [ 30.144401] [] ___sys_sendmsg+0x6d1/0x7e0 [ 30.150173] [] ? SyS_socket+0x162/0x1b0 [ 30.155781] [] ? copy_msghdr_from_user+0x570/0x570 [ 30.162344] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 30.169155] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 30.176051] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.182857] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 30.189752] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 30.196575] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 30.203300] [] ? quarantine_put+0xaa/0x180 [ 30.209160] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.215970] [] ? check_preemption_disabled+0x3b/0x200 [ 30.222793] [] ? check_preemption_disabled+0x3b/0x200 [ 30.229619] [] ? sock_destroy_inode+0x56/0x70 [ 30.235732] [] ? sock_destroy_inode+0x56/0x70 [ 30.241851] [] ? __fget_light+0x169/0x1f0 [ 30.247617] [] ? __fdget+0x18/0x20 [ 30.252775] [] ? sockfd_lookup_light+0x118/0x160 [ 30.259147] [] __sys_sendmsg+0xd6/0x190 [ 30.264739] [] ? SyS_shutdown+0x1b0/0x1b0 [ 30.270505] [] ? iput+0x2af/0x900 [ 30.275582] [] ? sock_release+0x16d/0x1e0 executing program [ 30.281347] [] ? move_addr_to_kernel+0x50/0x50 [ 30.287543] [] SyS_sendmsg+0x2d/0x50 [ 30.292873] [] ? __sys_sendmsg+0x190/0x190 [ 30.298731] [] do_syscall_64+0x1a4/0x490 [ 30.304413] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 30.312126] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3822 [ 30.320871] caller is __this_cpu_preempt_check+0x1c/0x20 [ 30.326313] CPU: 1 PID: 3822 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 30.333990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.343317] ffff8801d99af678 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 [ 30.351279] ffffffff83f45be0 ffff8801d7d9c800 0000000000000003 ffff8801d99af6b8 [ 30.359243] ffffffff81dfccb4 ffff8801d99af6d0 ffffffff83f45be0 dffffc0000000000 [ 30.367206] Call Trace: [ 30.369765] [] dump_stack+0xc1/0x128 [ 30.375097] [] check_preemption_disabled+0x1d4/0x200 [ 30.381815] [] __this_cpu_preempt_check+0x1c/0x20 [ 30.388274] [] ipcomp_init_state+0x188/0x930 [ 30.394306] [] ? __lock_is_held+0xa1/0xf0 [ 30.400072] [] ipcomp4_init_state+0xb0/0x7d0 [ 30.406097] [] __xfrm_init_state+0x3e7/0xb30 [ 30.412120] [] xfrm_init_state+0x1a/0x20 [ 30.417801] [] pfkey_add+0x1fb9/0x3470 [ 30.423306] [] ? pfkey_delete+0x360/0x360 [ 30.429078] [] ? pfkey_seq_stop+0x80/0x80 [ 30.434841] [] ? __skb_clone+0x24a/0x7d0 [ 30.440526] [] ? pfkey_delete+0x360/0x360 [ 30.446290] [] pfkey_process+0x68b/0x750 [ 30.451970] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 30.458787] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.465592] [] pfkey_sendmsg+0x3a9/0x760 [ 30.471268] [] ? pfkey_spdget+0x820/0x820 [ 30.477039] [] sock_sendmsg+0xca/0x110 [ 30.482542] [] ___sys_sendmsg+0x6d1/0x7e0 [ 30.488303] [] ? SyS_socket+0x162/0x1b0 [ 30.493894] [] ? copy_msghdr_from_user+0x570/0x570 [ 30.500440] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 30.507258] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 30.514163] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.520970] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 30.527870] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 30.534679] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 30.541403] [] ? quarantine_put+0xaa/0x180 [ 30.547254] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.554067] [] ? check_preemption_disabled+0x3b/0x200 [ 30.560881] [] ? check_preemption_disabled+0x3b/0x200 [ 30.567697] [] ? sock_destroy_inode+0x56/0x70 [ 30.573810] [] ? sock_destroy_inode+0x56/0x70 [ 30.579928] [] ? __fget_light+0x169/0x1f0 [ 30.585694] [] ? __fdget+0x18/0x20 [ 30.590856] [] ? sockfd_lookup_light+0x118/0x160 [ 30.597232] [] __sys_sendmsg+0xd6/0x190 [ 30.602824] [] ? SyS_shutdown+0x1b0/0x1b0 [ 30.608596] [] ? iput+0x2af/0x900 [ 30.613667] [] ? sock_release+0x16d/0x1e0 [ 30.619430] [] ? move_addr_to_kernel+0x50/0x50 [ 30.625632] [] SyS_sendmsg+0x2d/0x50 executing program [ 30.630968] [] ? __sys_sendmsg+0x190/0x190 [ 30.636822] [] do_syscall_64+0x1a4/0x490 [ 30.642502] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 30.650378] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3819 [ 30.659063] caller is __this_cpu_preempt_check+0x1c/0x20 [ 30.664490] CPU: 1 PID: 3819 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 30.672161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.681482] ffff8801d7f5f678 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 [ 30.689445] ffffffff83f45be0 ffff8801d7d99800 0000000000000003 ffff8801d7f5f6b8 [ 30.697406] ffffffff81dfccb4 ffff8801d7f5f6d0 ffffffff83f45be0 dffffc0000000000 [ 30.705376] Call Trace: [ 30.707934] [] dump_stack+0xc1/0x128 [ 30.713274] [] check_preemption_disabled+0x1d4/0x200 [ 30.719995] [] __this_cpu_preempt_check+0x1c/0x20 [ 30.726456] [] ipcomp_init_state+0x188/0x930 [ 30.732481] [] ? __lock_is_held+0xa1/0xf0 [ 30.738249] [] ipcomp4_init_state+0xb0/0x7d0 [ 30.744277] [] __xfrm_init_state+0x3e7/0xb30 [ 30.750303] [] xfrm_init_state+0x1a/0x20 [ 30.756002] [] pfkey_add+0x1fb9/0x3470 [ 30.761508] [] ? pfkey_delete+0x360/0x360 [ 30.767272] [] ? pfkey_seq_stop+0x80/0x80 [ 30.773037] [] ? __skb_clone+0x24a/0x7d0 [ 30.779219] [] ? pfkey_delete+0x360/0x360 [ 30.784983] [] pfkey_process+0x68b/0x750 [ 30.790661] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 30.797469] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.804276] [] pfkey_sendmsg+0x3a9/0x760 [ 30.809955] [] ? pfkey_spdget+0x820/0x820 [ 30.815724] [] sock_sendmsg+0xca/0x110 [ 30.821229] [] ___sys_sendmsg+0x6d1/0x7e0 [ 30.827004] [] ? SyS_socket+0x162/0x1b0 [ 30.832596] [] ? copy_msghdr_from_user+0x570/0x570 [ 30.839143] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 30.845951] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 30.852846] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.859659] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 30.866551] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 30.873357] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 30.880076] [] ? quarantine_put+0xaa/0x180 [ 30.885927] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 30.892734] [] ? check_preemption_disabled+0x3b/0x200 [ 30.899540] [] ? check_preemption_disabled+0x3b/0x200 [ 30.906347] [] ? sock_destroy_inode+0x56/0x70 [ 30.912460] [] ? sock_destroy_inode+0x56/0x70 [ 30.918573] [] ? __fget_light+0x169/0x1f0 [ 30.924335] [] ? __fdget+0x18/0x20 [ 30.929500] [] ? sockfd_lookup_light+0x118/0x160 [ 30.935873] [] __sys_sendmsg+0xd6/0x190 [ 30.941463] [] ? SyS_shutdown+0x1b0/0x1b0 [ 30.947226] [] ? iput+0x2af/0x900 [ 30.952300] [] ? sock_release+0x16d/0x1e0 [ 30.958067] [] ? move_addr_to_kernel+0x50/0x50 [ 30.964268] [] SyS_sendmsg+0x2d/0x50 [ 30.969600] [] ? __sys_sendmsg+0x190/0x190 [ 30.975461] [] do_syscall_64+0x1a4/0x490 executing program [ 30.981139] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 30.989375] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3824 [ 30.998106] caller is __this_cpu_preempt_check+0x1c/0x20 [ 31.003581] CPU: 0 PID: 3824 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 31.011260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.020583] ffff8801d7f37678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 31.028560] ffffffff83f45be0 ffff8801d7f08000 0000000000000003 ffff8801d7f376b8 [ 31.036530] ffffffff81dfccb4 ffff8801d7f376d0 ffffffff83f45be0 dffffc0000000000 [ 31.044493] Call Trace: [ 31.047053] [] dump_stack+0xc1/0x128 [ 31.052385] [] check_preemption_disabled+0x1d4/0x200 [ 31.059104] [] __this_cpu_preempt_check+0x1c/0x20 [ 31.065566] [] ipcomp_init_state+0x188/0x930 [ 31.071593] [] ? __lock_is_held+0xa1/0xf0 [ 31.077357] [] ipcomp4_init_state+0xb0/0x7d0 [ 31.083389] [] __xfrm_init_state+0x3e7/0xb30 [ 31.089413] [] xfrm_init_state+0x1a/0x20 [ 31.095090] [] pfkey_add+0x1fb9/0x3470 [ 31.100594] [] ? pfkey_delete+0x360/0x360 [ 31.106359] [] ? pfkey_seq_stop+0x80/0x80 [ 31.112126] [] ? __skb_clone+0x24a/0x7d0 [ 31.117802] [] ? pfkey_delete+0x360/0x360 [ 31.123569] [] pfkey_process+0x68b/0x750 [ 31.129247] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 31.136056] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.142862] [] pfkey_sendmsg+0x3a9/0x760 [ 31.148542] [] ? pfkey_spdget+0x820/0x820 [ 31.154310] [] sock_sendmsg+0xca/0x110 [ 31.159813] [] ___sys_sendmsg+0x6d1/0x7e0 [ 31.165577] [] ? SyS_socket+0x162/0x1b0 [ 31.171168] [] ? copy_msghdr_from_user+0x570/0x570 [ 31.177731] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 31.184537] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 31.191431] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.198238] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 31.205130] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 31.211936] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 31.218656] [] ? quarantine_put+0xaa/0x180 [ 31.224509] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.231317] [] ? check_preemption_disabled+0x3b/0x200 [ 31.238121] [] ? check_preemption_disabled+0x3b/0x200 [ 31.244927] [] ? sock_destroy_inode+0x56/0x70 [ 31.251040] [] ? sock_destroy_inode+0x56/0x70 [ 31.257155] [] ? __fget_light+0x169/0x1f0 [ 31.262920] [] ? __fdget+0x18/0x20 [ 31.268077] [] ? sockfd_lookup_light+0x118/0x160 [ 31.274447] [] __sys_sendmsg+0xd6/0x190 [ 31.280037] [] ? SyS_shutdown+0x1b0/0x1b0 executing program [ 31.285800] [] ? iput+0x2af/0x900 [ 31.290869] [] ? sock_release+0x16d/0x1e0 [ 31.296630] [] ? move_addr_to_kernel+0x50/0x50 [ 31.302828] [] SyS_sendmsg+0x2d/0x50 [ 31.308158] [] ? __sys_sendmsg+0x190/0x190 [ 31.314009] [] do_syscall_64+0x1a4/0x490 [ 31.319686] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 31.327012] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3817 [ 31.335759] caller is __this_cpu_preempt_check+0x1c/0x20 [ 31.341215] CPU: 0 PID: 3817 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 31.348900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.358222] ffff8801d7e47678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 31.366187] ffffffff83f45be0 ffff8801d861b000 0000000000000003 ffff8801d7e476b8 [ 31.374151] ffffffff81dfccb4 ffff8801d7e476d0 ffffffff83f45be0 dffffc0000000000 [ 31.382121] Call Trace: [ 31.384680] [] dump_stack+0xc1/0x128 [ 31.390010] [] check_preemption_disabled+0x1d4/0x200 [ 31.396737] [] __this_cpu_preempt_check+0x1c/0x20 [ 31.403196] [] ipcomp_init_state+0x188/0x930 [ 31.409223] [] ? __lock_is_held+0xa1/0xf0 [ 31.414994] [] ipcomp4_init_state+0xb0/0x7d0 [ 31.421023] [] __xfrm_init_state+0x3e7/0xb30 [ 31.427046] [] xfrm_init_state+0x1a/0x20 [ 31.432726] [] pfkey_add+0x1fb9/0x3470 [ 31.438227] [] ? pfkey_delete+0x360/0x360 [ 31.443992] [] ? pfkey_seq_stop+0x80/0x80 [ 31.449766] [] ? __skb_clone+0x24a/0x7d0 [ 31.455442] [] ? pfkey_delete+0x360/0x360 [ 31.461204] [] pfkey_process+0x68b/0x750 [ 31.466880] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 31.473688] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.480496] [] pfkey_sendmsg+0x3a9/0x760 [ 31.486173] [] ? pfkey_spdget+0x820/0x820 [ 31.491939] [] sock_sendmsg+0xca/0x110 [ 31.497442] [] ___sys_sendmsg+0x6d1/0x7e0 [ 31.503205] [] ? SyS_socket+0x162/0x1b0 [ 31.508797] [] ? copy_msghdr_from_user+0x570/0x570 [ 31.515345] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 31.522152] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 31.529046] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.535852] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 31.542744] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 31.549551] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 31.556271] [] ? quarantine_put+0xaa/0x180 [ 31.562123] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.568932] [] ? check_preemption_disabled+0x3b/0x200 [ 31.575737] [] ? check_preemption_disabled+0x3b/0x200 [ 31.582544] [] ? sock_destroy_inode+0x56/0x70 [ 31.588654] [] ? sock_destroy_inode+0x56/0x70 [ 31.594769] [] ? __fget_light+0x169/0x1f0 [ 31.600534] [] ? __fdget+0x18/0x20 [ 31.605695] [] ? sockfd_lookup_light+0x118/0x160 [ 31.612067] [] __sys_sendmsg+0xd6/0x190 [ 31.617656] [] ? SyS_shutdown+0x1b0/0x1b0 [ 31.623426] [] ? iput+0x2af/0x900 [ 31.628505] [] ? sock_release+0x16d/0x1e0 executing program [ 31.634275] [] ? move_addr_to_kernel+0x50/0x50 [ 31.640471] [] SyS_sendmsg+0x2d/0x50 [ 31.645799] [] ? __sys_sendmsg+0x190/0x190 [ 31.651649] [] do_syscall_64+0x1a4/0x490 [ 31.657328] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 31.664601] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3823 [ 31.673368] caller is __this_cpu_preempt_check+0x1c/0x20 [ 31.678825] CPU: 0 PID: 3823 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 31.686522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.695846] ffff8801d86b7678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 31.703814] ffffffff83f45be0 ffff8801d7d9e000 0000000000000003 ffff8801d86b76b8 [ 31.711775] ffffffff81dfccb4 ffff8801d86b76d0 ffffffff83f45be0 dffffc0000000000 [ 31.719743] Call Trace: [ 31.722302] [] dump_stack+0xc1/0x128 [ 31.727637] [] check_preemption_disabled+0x1d4/0x200 [ 31.734357] [] __this_cpu_preempt_check+0x1c/0x20 [ 31.740818] [] ipcomp_init_state+0x188/0x930 [ 31.746854] [] ? __lock_is_held+0xa1/0xf0 [ 31.752618] [] ipcomp4_init_state+0xb0/0x7d0 [ 31.758642] [] __xfrm_init_state+0x3e7/0xb30 [ 31.764667] [] xfrm_init_state+0x1a/0x20 [ 31.770348] [] pfkey_add+0x1fb9/0x3470 [ 31.775851] [] ? pfkey_delete+0x360/0x360 [ 31.781615] [] ? pfkey_seq_stop+0x80/0x80 [ 31.787381] [] ? __skb_clone+0x24a/0x7d0 [ 31.793067] [] ? pfkey_delete+0x360/0x360 [ 31.798839] [] pfkey_process+0x68b/0x750 [ 31.804522] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 31.811330] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.818137] [] pfkey_sendmsg+0x3a9/0x760 [ 31.823817] [] ? pfkey_spdget+0x820/0x820 [ 31.829583] [] sock_sendmsg+0xca/0x110 [ 31.835086] [] ___sys_sendmsg+0x6d1/0x7e0 [ 31.840851] [] ? SyS_socket+0x162/0x1b0 [ 31.846442] [] ? copy_msghdr_from_user+0x570/0x570 [ 31.852990] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 31.859797] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 31.866693] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.873506] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 31.880401] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 31.887208] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 31.893928] [] ? quarantine_put+0xaa/0x180 [ 31.899779] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 31.906585] [] ? check_preemption_disabled+0x3b/0x200 [ 31.913390] [] ? check_preemption_disabled+0x3b/0x200 [ 31.920196] [] ? sock_destroy_inode+0x56/0x70 [ 31.926747] [] ? sock_destroy_inode+0x56/0x70 [ 31.932860] [] ? __fget_light+0x169/0x1f0 [ 31.938634] [] ? __fdget+0x18/0x20 [ 31.943790] [] ? sockfd_lookup_light+0x118/0x160 [ 31.950163] [] __sys_sendmsg+0xd6/0x190 [ 31.955752] [] ? SyS_shutdown+0x1b0/0x1b0 [ 31.961516] [] ? iput+0x2af/0x900 [ 31.966586] [] ? sock_release+0x16d/0x1e0 [ 31.972352] [] ? move_addr_to_kernel+0x50/0x50 [ 31.978549] [] SyS_sendmsg+0x2d/0x50 [ 31.983878] [] ? __sys_sendmsg+0x190/0x190 executing program [ 31.989731] [] do_syscall_64+0x1a4/0x490 [ 31.995412] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 32.002643] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3821 [ 32.011390] caller is __this_cpu_preempt_check+0x1c/0x20 [ 32.016813] CPU: 0 PID: 3821 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 32.024484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.033806] ffff8801d7d17678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 32.041767] ffffffff83f45be0 ffff8801d7df8000 0000000000000003 ffff8801d7d176b8 [ 32.049727] ffffffff81dfccb4 ffff8801d7d176d0 ffffffff83f45be0 dffffc0000000000 [ 32.057687] Call Trace: [ 32.060245] [] dump_stack+0xc1/0x128 [ 32.065578] [] check_preemption_disabled+0x1d4/0x200 [ 32.072298] [] __this_cpu_preempt_check+0x1c/0x20 [ 32.078759] [] ipcomp_init_state+0x188/0x930 [ 32.084787] [] ? __lock_is_held+0xa1/0xf0 [ 32.090551] [] ipcomp4_init_state+0xb0/0x7d0 [ 32.096574] [] __xfrm_init_state+0x3e7/0xb30 [ 32.102597] [] xfrm_init_state+0x1a/0x20 [ 32.108273] [] pfkey_add+0x1fb9/0x3470 [ 32.113779] [] ? pfkey_delete+0x360/0x360 [ 32.119541] [] ? pfkey_seq_stop+0x80/0x80 [ 32.125307] [] ? __skb_clone+0x24a/0x7d0 [ 32.130985] [] ? pfkey_delete+0x360/0x360 [ 32.136749] [] pfkey_process+0x68b/0x750 [ 32.142425] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 32.149232] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.156035] [] pfkey_sendmsg+0x3a9/0x760 [ 32.161713] [] ? pfkey_spdget+0x820/0x820 [ 32.167480] [] sock_sendmsg+0xca/0x110 [ 32.172985] [] ___sys_sendmsg+0x6d1/0x7e0 [ 32.178749] [] ? SyS_socket+0x162/0x1b0 [ 32.184340] [] ? copy_msghdr_from_user+0x570/0x570 [ 32.190888] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 32.197698] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 32.204599] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.211415] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 32.218330] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 32.225143] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 32.231867] [] ? quarantine_put+0xaa/0x180 [ 32.237722] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.244530] [] ? check_preemption_disabled+0x3b/0x200 [ 32.251337] [] ? check_preemption_disabled+0x3b/0x200 [ 32.258143] [] ? sock_destroy_inode+0x56/0x70 [ 32.264257] [] ? sock_destroy_inode+0x56/0x70 [ 32.270385] [] ? __fget_light+0x169/0x1f0 [ 32.276157] [] ? __fdget+0x18/0x20 [ 32.281319] [] ? sockfd_lookup_light+0x118/0x160 [ 32.287695] [] __sys_sendmsg+0xd6/0x190 [ 32.293286] [] ? SyS_shutdown+0x1b0/0x1b0 [ 32.299052] [] ? iput+0x2af/0x900 [ 32.304133] [] ? sock_release+0x16d/0x1e0 [ 32.309899] [] ? move_addr_to_kernel+0x50/0x50 [ 32.316105] [] SyS_sendmsg+0x2d/0x50 [ 32.321436] [] ? __sys_sendmsg+0x190/0x190 [ 32.327289] [] do_syscall_64+0x1a4/0x490 [ 32.332970] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 executing program [ 32.340389] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3818 [ 32.349072] caller is __this_cpu_preempt_check+0x1c/0x20 [ 32.354569] CPU: 0 PID: 3818 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 32.362245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.371568] ffff8801d7e97678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 32.379542] ffffffff83f45be0 ffff8801d95d0000 0000000000000003 ffff8801d7e976b8 [ 32.387509] ffffffff81dfccb4 ffff8801d7e976d0 ffffffff83f45be0 dffffc0000000000 [ 32.395481] Call Trace: [ 32.398039] [] dump_stack+0xc1/0x128 [ 32.403374] [] check_preemption_disabled+0x1d4/0x200 [ 32.410096] [] __this_cpu_preempt_check+0x1c/0x20 [ 32.416556] [] ipcomp_init_state+0x188/0x930 [ 32.422582] [] ? __lock_is_held+0xa1/0xf0 [ 32.428349] [] ipcomp4_init_state+0xb0/0x7d0 [ 32.434376] [] __xfrm_init_state+0x3e7/0xb30 [ 32.440400] [] xfrm_init_state+0x1a/0x20 [ 32.446081] [] pfkey_add+0x1fb9/0x3470 [ 32.451587] [] ? pfkey_delete+0x360/0x360 [ 32.457349] [] ? pfkey_seq_stop+0x80/0x80 [ 32.463116] [] ? __skb_clone+0x24a/0x7d0 [ 32.468794] [] ? pfkey_delete+0x360/0x360 [ 32.474560] [] pfkey_process+0x68b/0x750 [ 32.480237] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 32.487045] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.493868] [] pfkey_sendmsg+0x3a9/0x760 [ 32.499555] [] ? pfkey_spdget+0x820/0x820 [ 32.505320] [] sock_sendmsg+0xca/0x110 [ 32.510826] [] ___sys_sendmsg+0x6d1/0x7e0 [ 32.516589] [] ? SyS_socket+0x162/0x1b0 [ 32.522183] [] ? copy_msghdr_from_user+0x570/0x570 [ 32.528733] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 32.535548] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 32.542444] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.549250] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 32.556145] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 32.562951] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 32.569674] [] ? quarantine_put+0xaa/0x180 [ 32.575527] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.582335] [] ? check_preemption_disabled+0x3b/0x200 [ 32.589141] [] ? check_preemption_disabled+0x3b/0x200 [ 32.595949] [] ? sock_destroy_inode+0x56/0x70 [ 32.602060] [] ? sock_destroy_inode+0x56/0x70 [ 32.608172] [] ? __fget_light+0x169/0x1f0 [ 32.613936] [] ? __fdget+0x18/0x20 [ 32.619092] [] ? sockfd_lookup_light+0x118/0x160 [ 32.625464] [] __sys_sendmsg+0xd6/0x190 [ 32.631055] [] ? SyS_shutdown+0x1b0/0x1b0 [ 32.636817] [] ? iput+0x2af/0x900 executing program [ 32.641887] [] ? sock_release+0x16d/0x1e0 [ 32.647651] [] ? move_addr_to_kernel+0x50/0x50 [ 32.653864] [] SyS_sendmsg+0x2d/0x50 [ 32.659196] [] ? __sys_sendmsg+0x190/0x190 [ 32.665047] [] do_syscall_64+0x1a4/0x490 [ 32.670724] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 [ 32.679520] BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller913730/3823 [ 32.688186] caller is __this_cpu_preempt_check+0x1c/0x20 [ 32.693665] CPU: 0 PID: 3823 Comm: syzkaller913730 Not tainted 4.9.84-ga9d0273 #44 [ 32.701352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.710678] ffff8801d86b7678 ffffffff81d956b9 0000000000000000 ffffffff83c18e00 [ 32.718642] ffffffff83f45be0 ffff8801d7d9e000 0000000000000003 ffff8801d86b76b8 [ 32.726608] ffffffff81dfccb4 ffff8801d86b76d0 ffffffff83f45be0 dffffc0000000000 [ 32.734570] Call Trace: [ 32.737129] [] dump_stack+0xc1/0x128 [ 32.742463] [] check_preemption_disabled+0x1d4/0x200 [ 32.749182] [] __this_cpu_preempt_check+0x1c/0x20 [ 32.755641] [] ipcomp_init_state+0x188/0x930 [ 32.761667] [] ? __lock_is_held+0xa1/0xf0 [ 32.767433] [] ipcomp4_init_state+0xb0/0x7d0 [ 32.773457] [] __xfrm_init_state+0x3e7/0xb30 [ 32.779480] [] xfrm_init_state+0x1a/0x20 [ 32.785160] [] pfkey_add+0x1fb9/0x3470 [ 32.790665] [] ? pfkey_delete+0x360/0x360 [ 32.796427] [] ? pfkey_seq_stop+0x80/0x80 [ 32.802195] [] ? __skb_clone+0x24a/0x7d0 [ 32.807872] [] ? pfkey_delete+0x360/0x360 [ 32.813637] [] pfkey_process+0x68b/0x750 [ 32.819313] [] ? pfkey_send_new_mapping+0x11b0/0x11b0 [ 32.826118] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.832942] [] pfkey_sendmsg+0x3a9/0x760 [ 32.838622] [] ? pfkey_spdget+0x820/0x820 [ 32.844389] [] sock_sendmsg+0xca/0x110 [ 32.849894] [] ___sys_sendmsg+0x6d1/0x7e0 [ 32.855656] [] ? SyS_socket+0x162/0x1b0 [ 32.861246] [] ? copy_msghdr_from_user+0x570/0x570 [ 32.867794] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 32.874602] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 32.881496] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.888302] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 32.895197] [] ? debug_check_no_obj_freed+0x2c2/0xa10 [ 32.902004] [] ? debug_object_deactivate+0x3c0/0x3c0 [ 32.908727] [] ? quarantine_put+0xaa/0x180 [ 32.914582] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.921390] [] ? check_preemption_disabled+0x3b/0x200 [ 32.928196] [] ? check_preemption_disabled+0x3b/0x200 [ 32.935004] [] ? sock_destroy_inode+0x56/0x70 [ 32.941115] [] ? sock_destroy_inode+0x56/0x70 [ 32.947228] [] ? __fget_light+0x169/0x1f0 [ 32.952999] [] ? __fdget+0x18/0x20 [ 32.958157] [] ? sockfd_lookup_light+0x118/0x160 [ 32.964529] [] __sys_sendmsg+0xd6/0x190 [ 32.970119] [] ? SyS_shutdown+0x1b0/0x1b0 [ 32.975882] [] ? iput+0x2af/0x900 [ 32.980952] [] ? sock_release+0x16d/0x1e0 [ 32.986728] [] ? move_addr_to_kernel+0x50/0x50 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 32.992925] [] SyS_sendmsg+0x2d/0x50 [ 32.998256] [] ? __sys_sendmsg+0x190/0x190 [ 33.004106] [] do_syscall_64+0x1a4/0x490 [ 33.009785] [] entry_SYSCALL_64_after_swapgs+0x47/0xc5 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program