BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3802
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3802 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1a7f678 ffffffff81d95bd9 0000000000000000 ffffffff83c19000
 ffffffff83f45e60 ffff8801b47c1800 0000000000000003 ffff8801b1a7f6b8
 ffffffff81dfd1d4 ffff8801b1a7f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3803
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3803 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1a3f678 ffffffff81d95bd9 0000000000000000 ffffffff83c19000
 ffffffff83f45e60 ffff8801b47c3000 0000000000000003 ffff8801b1a3f6b8
 ffffffff81dfd1d4 ffff8801b1a3f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3804
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3804 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7e6f678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b444e000 0000000000000003 ffff8801d7e6f6b8
 ffffffff81dfd1d4 ffff8801d7e6f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3805
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3805 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7ebf678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b444b000 0000000000000003 ffff8801d7ebf6b8
 ffffffff81dfd1d4 ffff8801d7ebf6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3806
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3806 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d813f678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b4449800 0000000000000003 ffff8801d813f6b8
 ffffffff81dfd1d4 ffff8801d813f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3807
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3807 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7e7f678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b4448000 0000000000000003 ffff8801d7e7f6b8
 ffffffff81dfd1d4 ffff8801d7e7f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3808
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3808 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1a1f678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b444c800 0000000000000003 ffff8801b1a1f6b8
 ffffffff81dfd1d4 ffff8801b1a1f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3809
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3809 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d8327678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b4ea8000 0000000000000003 ffff8801d83276b8
 ffffffff81dfd1d4 ffff8801d83276d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3810
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3810 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d8e8f678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b4ea9800 0000000000000003 ffff8801d8e8f6b8
 ffffffff81dfd1d4 ffff8801d8e8f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3802
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3802 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1a7f678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b47c1800 0000000000000003 ffff8801b1a7f6b8
 ffffffff81dfd1d4 ffff8801b1a7f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
check_preemption_disabled: 1136 callbacks suppressed
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3803
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3803 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1a3f678 ffffffff81d95bd9 0000000000000000 ffffffff83c19000
 ffffffff83f45e60 ffff8801b47c3000 0000000000000003 ffff8801b1a3f6b8
 ffffffff81dfd1d4 ffff8801b1a3f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3803
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3803 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1a3f678 ffffffff81d95bd9 0000000000000000 ffffffff83c19000
 ffffffff83f45e60 ffff8801b47c3000 0000000000000003 ffff8801b1a3f6b8
 ffffffff81dfd1d4 ffff8801b1a3f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3803
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3803 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1a3f678 ffffffff81d95bd9 0000000000000000 ffffffff83c19000
 ffffffff83f45e60 ffff8801b47c3000 0000000000000003 ffff8801b1a3f6b8
 ffffffff81dfd1d4 ffff8801b1a3f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3804
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3804 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7e6f678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b444e000 0000000000000003 ffff8801d7e6f6b8
 ffffffff81dfd1d4 ffff8801d7e6f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3806
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3806 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d813f678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b4449800 0000000000000003 ffff8801d813f6b8
 ffffffff81dfd1d4 ffff8801d813f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3808
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3808 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1a1f678 ffffffff81d95bd9 0000000000000000 ffffffff83c19000
 ffffffff83f45e60 ffff8801b444c800 0000000000000003 ffff8801b1a1f6b8
 ffffffff81dfd1d4 ffff8801b1a1f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3810
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3810 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d8e8f678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b4ea9800 0000000000000003 ffff8801d8e8f6b8
 ffffffff81dfd1d4 ffff8801d8e8f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3812
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3812 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1aa7678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b4eac800 0000000000000003 ffff8801b1aa76b8
 ffffffff81dfd1d4 ffff8801b1aa76d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3813
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3813 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1a8f678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b4eab000 0000000000000003 ffff8801b1a8f6b8
 ffffffff81dfd1d4 ffff8801b1a8f6d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller354940/3815
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3815 Comm: syzkaller354940 Not tainted 4.9.87-gfc8bd0f #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b1a47678 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801d9623000 0000000000000003 ffff8801b1a476b8
 ffffffff81dfd1d4 ffff8801b1a476d0 ffffffff83f45e60 dffffc0000000000
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd1d4>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd23c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff833ffbc8>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff833ffbc8>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336be80>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833de1f7>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833de95a>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579039>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579039>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83570b2b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83572389>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82ed9baa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82ed9baa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edb7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82edd7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82edd8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82edd8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb