device gre0 entered promiscuous mode
device gre0 entered promiscuous mode
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/24108
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 24108 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 4df68902df69388d ffff8801d30b76b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8801d30b76f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d468d4c0 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
netlink: 5 bytes leftover after parsing attributes in process `syz-executor4'.
device gre0 entered promiscuous mode
netlink: 5 bytes leftover after parsing attributes in process `syz-executor4'.
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
device gre0 entered promiscuous mode
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/25304
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 25304 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 16cd4900577ea32e ffff8800b7c776b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8800b7c776f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d4774a60 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-executor4/25304
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 25304 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 16cd4900577ea32e ffff8800b7c776b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8800b7c776f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d47759f0 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=1326 audit(1513081862.299:27): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=25504 comm="syz-executor5" exe="/root/syz-executor5" sig=9 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x0
device gre0 entered promiscuous mode
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor6/25694
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 1 PID: 25694 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 1a71767e9e2b6d6b ffff8800b896f6b8 ffffffff81cc9b4f
 0000000000000001 ffffffff839fd4a0 ffff8800b896f6f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d4774f90 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-executor6/25694
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 1 PID: 25694 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 1a71767e9e2b6d6b ffff8800b896f6b8 ffffffff81cc9b4f
 0000000000000001 ffffffff839fd4a0 ffff8800b896f6f8 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
netlink: 5 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor4'.
audit: type=1400 audit(1513081864.299:28): avc:  denied  { bind } for  pid=25942 comm="syz-executor4" 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
audit: type=1400 audit(1513081864.319:29): avc:  denied  { setopt } for  pid=25942 comm="syz-executor4" 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
netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket
netlink: 1 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket
netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'.
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/27019
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 1 PID: 27019 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 32f855a3f01a5604 ffff8801d9f0f6b8 ffffffff81cc9b4f
 0000000000000001 ffffffff839fd4a0 ffff8801d9f0f6f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d4774000 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-executor4/27019
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 27019 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 32f855a3f01a5604 ffff8801d9f0f6b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8801d9f0f6f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d47773e0 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
device gre0 entered promiscuous mode