BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor3/21887
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 1 PID: 21887 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 c5d29098153bd59f ffff8801d4c1f6b8 ffffffff81cc9b4f
 0000000000000001 ffffffff839fd4a0 ffff8801d4c1f6f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d4f414c0 dffffc0000000000 ffffffff83cff4e0
Call Trace:
 [<ffffffff81cc9b4f>] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline]
 [<ffffffff81cc9b4f>] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51
 [<ffffffff81d28d58>] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46
 [<ffffffff81d28dc3>] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
 [<ffffffff832a4598>] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff832a4598>] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff83206e7e>] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137
 [<ffffffff83282524>] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058
 [<ffffffff83282c1e>] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084
 [<ffffffff8340f088>] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline]
 [<ffffffff8340f088>] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498
 [<ffffffff834134bd>] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826
 [<ffffffff83414feb>] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670
 [<ffffffff82d94005>] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline]
 [<ffffffff82d94005>] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635
 [<ffffffff82d95add>] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961
 [<ffffffff82d97863>] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995
 [<ffffffff82d9790d>] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline]
 [<ffffffff82d9790d>] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002
 [<ffffffff8374ab36>] entry_SYSCALL_64_fastpath+0x16/0x76
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor7/21974
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 1 PID: 21974 Comm: syz-executor7 Not tainted 4.4.105-g36205b7 #4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 0000000000000000 c6cf70e670adb239 ffff8801d77b76b8 ffffffff81cc9b4f
 0000000000000001 ffffffff839fd4a0 ffff8801d77b76f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d6374000 dffffc0000000000 ffffffff83cff4e0
Call Trace:
 [<ffffffff81cc9b4f>] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline]
 [<ffffffff81cc9b4f>] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51
 [<ffffffff81d28d58>] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46
 [<ffffffff81d28dc3>] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
 [<ffffffff832a4598>] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff832a4598>] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff83206e7e>] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137
 [<ffffffff83282524>] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058
 [<ffffffff83282c1e>] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084
 [<ffffffff8340f088>] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline]
 [<ffffffff8340f088>] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498
 [<ffffffff834134bd>] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826
 [<ffffffff83414feb>] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670
 [<ffffffff82d94005>] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline]
 [<ffffffff82d94005>] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635
 [<ffffffff82d95add>] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961
 [<ffffffff82d97863>] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995
 [<ffffffff82d9790d>] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline]
 [<ffffffff82d9790d>] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002
 [<ffffffff8374ab36>] entry_SYSCALL_64_fastpath+0x16/0x76
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor7/21974
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 1 PID: 21974 Comm: syz-executor7 Not tainted 4.4.105-g36205b7 #4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 0000000000000000 c6cf70e670adb239 ffff8801d77b76b8 ffffffff81cc9b4f
 0000000000000001 ffffffff839fd4a0 ffff8801d77b76f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d6376450 dffffc0000000000 ffffffff83cff4e0
Call Trace:
 [<ffffffff81cc9b4f>] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline]
 [<ffffffff81cc9b4f>] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51
 [<ffffffff81d28d58>] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46
 [<ffffffff81d28dc3>] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
 [<ffffffff832a4598>] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff832a4598>] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff83206e7e>] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137
 [<ffffffff83282524>] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058
 [<ffffffff83282c1e>] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084
 [<ffffffff8340f088>] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline]
 [<ffffffff8340f088>] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498
 [<ffffffff834134bd>] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826
 [<ffffffff83414feb>] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670
 [<ffffffff82d94005>] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline]
 [<ffffffff82d94005>] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635
 [<ffffffff82d95add>] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961
 [<ffffffff82d97863>] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995
 [<ffffffff82d9790d>] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline]
 [<ffffffff82d9790d>] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002
 [<ffffffff8374ab36>] entry_SYSCALL_64_fastpath+0x16/0x76
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor5/22105
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=94 sclass=netlink_route_socket
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=94 sclass=netlink_route_socket
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 1 PID: 22105 Comm: syz-executor5 Not tainted 4.4.105-g36205b7 #4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 0000000000000000 9bcf9b5231ac1058 ffff8800b960f6b8 ffffffff81cc9b4f
 0000000000000001 ffffffff839fd4a0 ffff8800b960f6f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d4288f90 dffffc0000000000 ffffffff83cff4e0
Call Trace:
 [<ffffffff81cc9b4f>] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline]
 [<ffffffff81cc9b4f>] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51
 [<ffffffff81d28d58>] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46
 [<ffffffff81d28dc3>] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
 [<ffffffff832a4598>] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff832a4598>] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff83206e7e>] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137
 [<ffffffff83282524>] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058
 [<ffffffff83282c1e>] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084
 [<ffffffff8340f088>] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline]
 [<ffffffff8340f088>] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498
 [<ffffffff834134bd>] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826
 [<ffffffff83414feb>] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670
 [<ffffffff82d94005>] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline]
 [<ffffffff82d94005>] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635
 [<ffffffff82d95add>] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961
 [<ffffffff82d97863>] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995
 [<ffffffff82d9790d>] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline]
 [<ffffffff82d9790d>] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002
 [<ffffffff8374ab36>] entry_SYSCALL_64_fastpath+0x16/0x76
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor5/22105
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 22105 Comm: syz-executor5 Not tainted 4.4.105-g36205b7 #4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 0000000000000000 9bcf9b5231ac1058 ffff8800b960f6b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8800b960f6f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801da7673e0 dffffc0000000000 ffffffff83cff4e0
Call Trace:
 [<ffffffff81cc9b4f>] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline]
 [<ffffffff81cc9b4f>] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51
 [<ffffffff81d28d58>] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46
 [<ffffffff81d28dc3>] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
 [<ffffffff832a4598>] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff832a4598>] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff83206e7e>] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137
 [<ffffffff83282524>] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058
 [<ffffffff83282c1e>] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084
 [<ffffffff8340f088>] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline]
 [<ffffffff8340f088>] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498
 [<ffffffff834134bd>] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826
 [<ffffffff83414feb>] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670
 [<ffffffff82d94005>] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline]
 [<ffffffff82d94005>] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635
 [<ffffffff82d95add>] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961
 [<ffffffff82d97863>] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995
 [<ffffffff82d9790d>] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline]
 [<ffffffff82d9790d>] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002
 [<ffffffff8374ab36>] entry_SYSCALL_64_fastpath+0x16/0x76
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket
nla_parse: 32 callbacks suppressed
netlink: 3 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 6 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 6 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 11 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 11 bytes leftover after parsing attributes in process `syz-executor5'.
tc_ctl_action: received NO action attribs
tc_ctl_action: received NO action attribs
netlink: 30 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 30 bytes leftover after parsing attributes in process `syz-executor7'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=94 sclass=netlink_route_socket
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=94 sclass=netlink_route_socket
netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'.
IPv6: RTM_NEWROUTE with no NLM_F_CREATE or NLM_F_REPLACE
IPv6: NLM_F_CREATE should be set when creating new route
IPv6: NLM_F_CREATE should be set when creating new route
IPv6: RTM_NEWROUTE with no NLM_F_CREATE or NLM_F_REPLACE
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor2/22665
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 22665 Comm: syz-executor2 Not tainted 4.4.105-g36205b7 #4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=94 sclass=netlink_route_socket
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=94 sclass=netlink_route_socket
 0000000000000000 5f0b443c274b4779 ffff8800b94c76b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8800b94c76f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d614b910 dffffc0000000000 ffffffff83cff4e0
Call Trace:
 [<ffffffff81cc9b4f>] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline]
 [<ffffffff81cc9b4f>] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51
 [<ffffffff81d28d58>] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46
 [<ffffffff81d28dc3>] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
 [<ffffffff832a4598>] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff832a4598>] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff83206e7e>] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137
 [<ffffffff83282524>] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058
 [<ffffffff83282c1e>] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084
 [<ffffffff8340f088>] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline]
 [<ffffffff8340f088>] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498
 [<ffffffff834134bd>] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826
 [<ffffffff83414feb>] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670
 [<ffffffff82d94005>] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline]
 [<ffffffff82d94005>] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635
 [<ffffffff82d95add>] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961
 [<ffffffff82d97863>] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995
 [<ffffffff82d9790d>] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline]
 [<ffffffff82d9790d>] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002
 [<ffffffff8374ab36>] entry_SYSCALL_64_fastpath+0x16/0x76
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor2/22665
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 22665 Comm: syz-executor2 Not tainted 4.4.105-g36205b7 #4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 0000000000000000 5f0b443c274b4779 ffff8800b94c76b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8800b94c76f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d4f42450 dffffc0000000000 ffffffff83cff4e0
Call Trace:
 [<ffffffff81cc9b4f>] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline]
 [<ffffffff81cc9b4f>] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51
 [<ffffffff81d28d58>] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46
 [<ffffffff81d28dc3>] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
 [<ffffffff832a4598>] ipcomp_alloc_tfms /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff832a4598>] ipcomp_init_state+0x168/0x8e0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff83206e7e>] ipcomp4_init_state+0x9e/0x840 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/ipcomp.c:137
 [<ffffffff83282524>] __xfrm_init_state+0x354/0xa40 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2058
 [<ffffffff83282c1e>] xfrm_init_state+0xe/0x10 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_state.c:2084
 [<ffffffff8340f088>] pfkey_msg2xfrm_state /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1281 [inline]
 [<ffffffff8340f088>] pfkey_add+0x1e18/0x3d80 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:1498
 [<ffffffff834134bd>] pfkey_process+0x58d/0x900 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:2826
 [<ffffffff83414feb>] pfkey_sendmsg+0x35b/0x6c0 /syzkaller/managers/android-44-kasan-gce/kernel/net/key/af_key.c:3670
 [<ffffffff82d94005>] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline]
 [<ffffffff82d94005>] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635
 [<ffffffff82d95add>] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961
 [<ffffffff82d97863>] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995
 [<ffffffff82d9790d>] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline]
 [<ffffffff82d9790d>] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002
 [<ffffffff8374ab36>] entry_SYSCALL_64_fastpath+0x16/0x76
audit: type=1400 audit(1513084366.671:29): avc:  denied  { connect } for  pid=22842 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=65535 sclass=netlink_route_socket
nla_parse: 27 callbacks suppressed
netlink: 4 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 30 bytes leftover after parsing attributes in process `syz-executor0'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 30 bytes leftover after parsing attributes in process `syz-executor0'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=138 sclass=netlink_route_socket
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=138 sclass=netlink_route_socket
netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 11 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 11 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 18 bytes leftover after parsing attributes in process `syz-executor1'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=94 sclass=netlink_route_socket
netlink: 18 bytes leftover after parsing attributes in process `syz-executor1'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=94 sclass=netlink_route_socket
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=94 sclass=netlink_route_socket