nla_parse: 50 callbacks suppressed netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'. BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor1/4646 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 4646 Comm: syz-executor1 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 070ea33ce428b337 ffff8801d31b76b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8801d31b76f8 ffffffff81d28d58 ffffffff83d093a0 ffff8801d3186450 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 netlink: 18 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor3'. BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor0/4788 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 4788 Comm: syz-executor0 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 90b8e10337afa80f ffff8800b71ff6b8 ffffffff81cc9b4f 0000000000000001 ffffffff839fd4a0 ffff8800b71ff6f8 ffffffff81d28d58 ffffffff83d093a0 ffff8801d3187910 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=1538 sclass=netlink_route_socket netlink: 18 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor5'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=1538 sclass=netlink_route_socket [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor3/4792 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 4792 Comm: syz-executor3 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 342620942daed8b2 ffff8801d1b2f6b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8801d1b2f6f8 ffffffff81d28d58 ffffffff83d093a0 ffff8801d3184a60 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/4858 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 4858 Comm: syz-executor4 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 f36c7dc7e2a52cf6 ffff8800b41a76b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b41a76f8 ffffffff81d28d58 ffffffff83d093a0 ffff8800b708b910 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/4864 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 4864 Comm: syz-executor4 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 2aace66eb36e6335 ffff8801d4c776b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8801d4c776f8 ffffffff81d28d58 ffffffff83d093a0 ffff8800b708a450 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor0/4866 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 4866 Comm: syz-executor0 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 55628082b881ede2 ffff8801d1b876b8 ffffffff81cc9b4f 0000000000000001 ffffffff839fd4a0 ffff8801d1b876f8 ffffffff81d28d58 ffffffff83d093a0 ffff8800b7088000 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor3/4830 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 4830 Comm: syz-executor3 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 617a0c208240efef ffff8800b57876b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b57876f8 ffffffff81d28d58 ffffffff83d093a0 ffff8800b708a980 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 netlink: 18 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor4'. BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor1/5022 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 5022 Comm: syz-executor1 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 c94b6f5a5ce4bd27 ffff8801d1b2f6b8 ffffffff81cc9b4f 0000000000000001 ffffffff839fd4a0 ffff8801d1b2f6f8 ffffffff81d28d58 ffffffff83d093a0 ffff8800b7089f20 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor1/5032 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 5032 Comm: syz-executor1 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 d1d2c292ca6ca247 ffff8801d619f6b8 ffffffff81cc9b4f 0000000000000001 ffffffff839fd4a0 ffff8801d619f6f8 ffffffff81d28d58 ffffffff83d093a0 ffff8801d3184530 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 audit: type=1400 audit(1513084386.789:5): avc: denied { create } for pid=5306 comm="syz-executor1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor6/5442 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 5442 Comm: syz-executor6 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 5c6b914572ab27c1 ffff8800b937f6b8 ffffffff81cc9b4f 0000000000000001 ffffffff839fd4a0 ffff8800b937f6f8 ffffffff81d28d58 ffffffff83d093a0 ffff8801da7673e0 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor6/5502 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 5502 Comm: syz-executor6 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 8b05feb853831eeb ffff8800b41d76b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b41d76f8 ffffffff81d28d58 ffffffff83d093a0 ffff8800b7088530 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor1/5508 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 5508 Comm: syz-executor1 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 dc474b5059fbaacc ffff8801d32876b8 ffffffff81cc9b4f 0000000000000001 ffffffff839fd4a0 ffff8801d32876f8 ffffffff81d28d58 ffffffff83d093a0 ffff8800b708aeb0 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor1/5524 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 5524 Comm: syz-executor1 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 6385ad5751067ed4 ffff8801d3c6f6b8 ffffffff81cc9b4f 0000000000000001 ffffffff839fd4a0 ffff8801d3c6f6f8 ffffffff81d28d58 ffffffff83d093a0 ffff8801d3186eb0 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 nla_parse: 8 callbacks suppressed netlink: 4 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor7'. BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor3/5677 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 5677 Comm: syz-executor3 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000[ 43.804291] netlink: 18 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor5'. bd3958876706d3c0 ffff8800b79a76b8 ffffffff81cc9b4f 0000000000000001 ffffffff839fd4a0 ffff8800b79a76f8 ffffffff81d28d58 ffffffff83d093a0 ffff8800b70894c0 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor3/5691 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 5691 Comm: syz-executor3 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 ac947c2fcc51cc94 ffff8800b59ff6b8 ffffffff81cc9b4f 0000000000000000 ffffffff839fd4a0 ffff8800b59ff6f8 ffffffff81d28d58 ffffffff83d093a0 ffff8800b7088530 dffffc0000000000 ffffffff83cff4e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline] [] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498 [] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826 [] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'.