IPVS: Creating netns size=2536 id=1
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3817
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3817 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7cbf678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801b53cb000 0000000000000003 ffff8801d7cbf6b8
 ffffffff81dfd514 ffff8801d7cbf6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3817
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
IPVS: Creating netns size=2536 id=2
CPU: 0 PID: 3817 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7cbf678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801b53cb000 0000000000000003 ffff8801d7cbf6b8
 ffffffff81dfd514 ffff8801d7cbf6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3819
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3819 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
IPVS: Creating netns size=2536 id=3
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7cff678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801d7c5c800 0000000000000003 ffff8801d7cff6b8
 ffffffff81dfd514 ffff8801d7cff6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3817
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3817 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7cbf678 ffffffff81d95f19 0000000000000001 ffffffff83c19200
 ffffffff83f460a0 ffff8801b53cb000 0000000000000003 ffff8801d7cbf6b8
 ffffffff81dfd514 ffff8801d7cbf6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3822
IPVS: Creating netns size=2536 id=4
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3822 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ca2bf678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801d82f1800 0000000000000003 ffff8801ca2bf6b8
 ffffffff81dfd514 ffff8801ca2bf6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3822
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3822 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ca2bf678 ffffffff81d95f19 0000000000000001 ffffffff83c19200
 ffffffff83f460a0 ffff8801d82f1800 0000000000000003 ffff8801ca2bf6b8
 ffffffff81dfd514 ffff8801ca2bf6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3819
IPVS: Creating netns size=2536 id=5
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3819 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7cff678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801d7c5c800 0000000000000003 ffff8801d7cff6b8
 ffffffff81dfd514 ffff8801d7cff6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3819
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3819 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7cff678 ffffffff81d95f19 0000000000000001 ffffffff83c19200
 ffffffff83f460a0 ffff8801d7c5c800 0000000000000003 ffff8801d7cff6b8
 ffffffff81dfd514 ffff8801d7cff6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3819
IPVS: Creating netns size=2536 id=6
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3819 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7cff678 ffffffff81d95f19 0000000000000001 ffffffff83c19200
 ffffffff83f460a0 ffff8801d7c5c800 0000000000000003 ffff8801d7cff6b8
 ffffffff81dfd514 ffff8801d7cff6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3820
IPVS: Creating netns size=2536 id=7
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3820 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ca257678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801d82f0000 0000000000000003 ffff8801ca2576b8
 ffffffff81dfd514 ffff8801ca2576d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
IPVS: Creating netns size=2536 id=8
check_preemption_disabled: 8366 callbacks suppressed
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3821
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3821 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ca28f678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801d7c5e000 0000000000000003 ffff8801ca28f6b8
 ffffffff81dfd514 ffff8801ca28f6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3820
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3820 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ca257678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801d82f0000 0000000000000003 ffff8801ca2576b8
 ffffffff81dfd514 ffff8801ca2576d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3823
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3823 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d9827678 ffffffff81d95f19 0000000000000001 ffffffff83c19200
 ffffffff83f460a0 ffff8801b2da8000 0000000000000003 ffff8801d98276b8
 ffffffff81dfd514 ffff8801d98276d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3821
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3821 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ca28f678 ffffffff81d95f19 0000000000000001 ffffffff83c19200
 ffffffff83f460a0 ffff8801d7c5e000 0000000000000003 ffff8801ca28f6b8
 ffffffff81dfd514 ffff8801ca28f6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3817
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3817 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7cbf678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801b53cb000 0000000000000003 ffff8801d7cbf6b8
 ffffffff81dfd514 ffff8801d7cbf6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3822
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3822 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ca2bf678 ffffffff81d95f19 0000000000000001 ffffffff83c19200
 ffffffff83f460a0 ffff8801d82f1800 0000000000000003 ffff8801ca2bf6b8
 ffffffff81dfd514 ffff8801ca2bf6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3821
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3821 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ca28f678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801d7c5e000 0000000000000003 ffff8801ca28f6b8
 ffffffff81dfd514 ffff8801ca28f6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3818
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3818 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7d37678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801d7c5b000 0000000000000003 ffff8801d7d376b8
 ffffffff81dfd514 ffff8801d7d376d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3824
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 3824 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d80e7678 ffffffff81d95f19 0000000000000001 ffffffff83c19200
 ffffffff83f460a0 ffff8801d82f3000 0000000000000003 ffff8801d80e76b8
 ffffffff81dfd514 ffff8801d80e76d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
BUG: using __this_cpu_read() in preemptible [00000000] code: syzkaller433668/3819
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 3819 Comm: syzkaller433668 Not tainted 4.9.88-gbb52bba #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d7cff678 ffffffff81d95f19 0000000000000000 ffffffff83c19200
 ffffffff83f460a0 ffff8801d7c5c800 0000000000000003 ffff8801d7cff6b8
 ffffffff81dfd514 ffff8801d7cff6d0 ffffffff83f460a0 dffffc0000000000
Call Trace:
 [<ffffffff81d95f19>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95f19>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81dfd514>] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46
 [<ffffffff81dfd57c>] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 [<ffffffff83400a58>] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline]
 [<ffffffff83400a58>] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363
 [<ffffffff8336d0e0>] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137
 [<ffffffff833df087>] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096
 [<ffffffff833df7ea>] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122
 [<ffffffff83579f29>] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline]
 [<ffffffff83579f29>] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506
 [<ffffffff83571a1b>] pfkey_process+0x68b/0x750 net/key/af_key.c:2834
 [<ffffffff83573279>] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678
 [<ffffffff82edabaa>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff82edabaa>] sock_sendmsg+0xca/0x110 net/socket.c:645
 [<ffffffff82edc7c1>] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969
 [<ffffffff82ede7f6>] __sys_sendmsg+0xd6/0x190 net/socket.c:2003
 [<ffffffff82ede8dd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff82ede8dd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b7a53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb