BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/16481
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 16481 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 127fc86bef4ed35f ffff8800b919f6b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8800b919f6f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8800b7944f90 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
proc: unrecognized mount option ")" or missing value
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor5/16510
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 1 PID: 16510 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 62c420905a00587a ffff8801d1c576b8 ffffffff81cc9b4f
 0000000000000001 ffffffff839fd4a0 ffff8801d1c576f8 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
proc: unrecognized mount option ")" or missing value
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor5/16527
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 16527 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 52b698f0084eac8a ffff8801d57df6b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8801d57df6f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8800b7945f20 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
sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in;
   program syz-executor3 not setting count and/or reply_len properly
nla_parse: 4 callbacks suppressed
netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'.
sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in;
   program syz-executor7 not setting count and/or reply_len properly
netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'.
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=21 sclass=netlink_tcpdiag_socket
netlink: 5 bytes leftover after parsing attributes in process `syz-executor0'.
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=21 sclass=netlink_tcpdiag_socket
netlink: 5 bytes leftover after parsing attributes in process `syz-executor0'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor1'.
sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in;
   program syz-executor3 not setting count and/or reply_len properly
audit: type=1400 audit(1513080003.409:24): avc:  denied  { create } for  pid=17347 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1
capability: warning: `syz-executor1' uses deprecated v2 capabilities in a way that may be insecure
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor7/17697
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 1 PID: 17697 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 9c67356a1f49886b ffff8800b4ec76b8 ffffffff81cc9b4f
 0000000000000001 ffffffff839fd4a0 ffff8800b4ec76f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8800b52a4000 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-executor7/17721
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 17721 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 57ffb8a288dc7c55 ffff8800b52876b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8800b52876f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8800b52a6eb0 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
IPVS: Creating netns size=2552 id=9
nla_parse: 4 callbacks suppressed
netlink: 5 bytes leftover after parsing attributes in process `syz-executor0'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor0'.
sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in;
   program syz-executor5 not setting count and/or reply_len properly
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor6/18390
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 18390 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 219b8887fb7911e9 ffff8800b79b76b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8800b79b76f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8801d6a89f20 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-executor6/18419
sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in;
   program syz-executor3 not setting count and/or reply_len properly
caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62
CPU: 0 PID: 18419 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 f65b0caf50e6e449 ffff8800b57076b8 ffffffff81cc9b4f
 0000000000000000 ffffffff839fd4a0 ffff8800b57076f8 ffffffff81d28d58
 ffffffff83d093a0 ffff8800b53ef910 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=4 nlmsg_type=21 sclass=netlink_tcpdiag_socket
audit: type=1400 audit(1513080008.739:25): avc:  denied  { write } for  pid=18583 comm="syz-executor5" path="socket:[24134]" dev="sockfs" ino=24134 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=21 sclass=netlink_tcpdiag_socket
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=21 sclass=netlink_tcpdiag_socket
netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'.
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=21 sclass=netlink_tcpdiag_socket
netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'.
sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in;
   program syz-executor0 not setting count and/or reply_len properly
sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in;
   program syz-executor5 not setting count and/or reply_len properly