syz-executor2: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM)
CPU: 0 PID: 16798 Comm: syz-executor2 Not tainted 4.9.87-gfc8bd0f #6
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ceb478d0 ffffffff81d95bd9[   83.885348] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/16819
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
 1ffff10039d68f1d ffff8801cf93b000
 ffffffff83ab9520 0000000000000001 0000000000400000 ffff8801ceb479e0
 ffffffff81451f42 024000c2ceb47920 0000000041b58ab3 ffffffff84195f95
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81451f42>] warn_alloc+0x212/0x240 mm/page_alloc.c:3056
 [<ffffffff814fff15>] __vmalloc_node_range+0x3f5/0x5f0 mm/vmalloc.c:1722
 [<ffffffff815001db>] __vmalloc_node mm/vmalloc.c:1744 [inline]
 [<ffffffff815001db>] __vmalloc_node_flags mm/vmalloc.c:1758 [inline]
 [<ffffffff815001db>] vmalloc+0x5b/0x70 mm/vmalloc.c:1773
 [<ffffffff81bffed0>] sel_write_load+0x130/0xfd0 security/selinux/selinuxfs.c:514
 [<ffffffff8156ead3>] __vfs_write+0x103/0x680 fs/read_write.c:507
 [<ffffffff815707b9>] vfs_write+0x189/0x530 fs/read_write.c:557
 [<ffffffff81574279>] SYSC_write fs/read_write.c:604 [inline]
 [<ffffffff81574279>] SyS_write+0xd9/0x1b0 fs/read_write.c:596
 [<ffffffff81006f95>] do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline]
 [<ffffffff81006f95>] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387
 [<ffffffff838b8250>] entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137
CPU: 1 PID: 16819 Comm: syz-executor4 Not tainted 4.9.87-gfc8bd0f #6
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ce077668 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60
 ffff8801b712e000 0000000000000003 ffff8801ce0776a8 ffffffff81dfd1d4
 ffff8801ce0776c0 ffffffff83f45e60 dffffc0000000000Call 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
 [<ffffffff82fe01ba>] C_SYSC_sendmsg net/compat.c:734 [inline]
 [<ffffffff82fe01ba>] compat_SyS_sendmsg+0x2a/0x40 net/compat.c:732
 [<ffffffff81006f95>] do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline]
 [<ffffffff81006f95>] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387
 [<ffffffff838b8250>] entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137
Mem-Info:
active_anon:36019 inactive_anon:42 isolated_anon:0
 active_file:3640 inactive_file:8456 isolated_file:0
 unevictable:0 dirty:181 writeback:0 unstable:0
 slab_reclaimable:7496 slab_unreclaimable:58012
 mapped:23833 shmem:51 pagetables:575 bounce:0
 free:1495169 free_pcp:502 free_cma:0
Node 0 active_anon:144076kB inactive_anon:168kB active_file:14560kB inactive_file:33824kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:95332kB dirty:724kB writeback:0kB shmem:204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 75776kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no
DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
DMA32 free:2979944kB min:30592kB low:38240kB high:45888kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2980716kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:772kB local_pcp:48kB free_cma:0kB
Normal free:2984824kB min:36824kB low:46028kB high:55232kB active_anon:144076kB inactive_anon:168kB active_file:14560kB inactive_file:33824kB unevictable:0kB writepending:724kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:29984kB slab_unreclaimable:232048kB kernel_stack:5600kB pagetables:2300kB bounce:0kB free_pcp:1244kB local_pcp:664kB free_cma:0kB
DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
12146 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
1965969 pages RAM
0 pages HighMem/MovableOnly
320510 pages reserved
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/16839
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 16839 Comm: syz-executor4 Not tainted 4.9.87-gfc8bd0f #6
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b617f668 ffffffff81d95bd9 0000000000000000 ffffffff83c19000
 ffffffff83f45e60 ffff8801b6304800 0000000000000003 ffff8801b617f6a8
 ffffffff81dfd1d4 ffff8801b617f6c0 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
 [<ffffffff82fe01ba>] C_SYSC_sendmsg net/compat.c:734 [inline]
 [<ffffffff82fe01ba>] compat_SyS_sendmsg+0x2a/0x40 net/compat.c:732
 [<ffffffff81006f95>] do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline]
 [<ffffffff81006f95>] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387
 [<ffffffff838b8250>] entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137
syz-executor2: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM)
CPU: 0 PID: 16840 Comm: syz-executor2 Not tainted 4.9.87-gfc8bd0f #6
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801b730f8d0 ffffffff81d95bd9 1ffff10036e61f1d ffff8801b6300000
 ffffffff83ab9520 0000000000000001 0000000000400000 ffff8801b730f9e0
 ffffffff81451f42 024000c2b730f920 0000000041b58ab3 ffffffff84195f95
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81451f42>] warn_alloc+0x212/0x240 mm/page_alloc.c:3056
 [<ffffffff814fff15>] __vmalloc_node_range+0x3f5/0x5f0 mm/vmalloc.c:1722
 [<ffffffff815001db>] __vmalloc_node mm/vmalloc.c:1744 [inline]
 [<ffffffff815001db>] __vmalloc_node_flags mm/vmalloc.c:1758 [inline]
 [<ffffffff815001db>] vmalloc+0x5b/0x70 mm/vmalloc.c:1773
 [<ffffffff81bffed0>] sel_write_load+0x130/0xfd0 security/selinux/selinuxfs.c:514
 [<ffffffff8156ead3>] __vfs_write+0x103/0x680 fs/read_write.c:507
 [<ffffffff815707b9>] vfs_write+0x189/0x530 fs/read_write.c:557
 [<ffffffff81574279>] SYSC_write fs/read_write.c:604 [inline]
 [<ffffffff81574279>] SyS_write+0xd9/0x1b0 fs/read_write.c:596
 [<ffffffff81006f95>] do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline]
 [<ffffffff81006f95>] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387
 [<ffffffff838b8250>] entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137
Mem-Info:
active_anon:39682 inactive_anon:44 isolated_anon:0
 active_file:3640 inactive_file:8463 isolated_file:0
 unevictable:0 dirty:188 writeback:0 unstable:0
 slab_reclaimable:7496 slab_unreclaimable:58028
 mapped:23874 shmem:51 pagetables:597 bounce:0
 free:1490399 free_pcp:355 free_cma:0
Node 0 active_anon:158728kB inactive_anon:176kB active_file:14560kB inactive_file:33852kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:95496kB dirty:752kB writeback:0kB shmem:204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 79872kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no
DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
DMA32 free:2979944kB min:30592kB low:38240kB high:45888kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2980716kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:772kB local_pcp:48kB free_cma:0kB
Normal free:2965744kB min:36824kB low:46028kB high:55232kB active_anon:160808kB inactive_anon:176kB active_file:14560kB inactive_file:33852kB unevictable:0kB writepending:752kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:29984kB slab_unreclaimable:232112kB kernel_stack:6048kB pagetables:2388kB bounce:0kB free_pcp:644kB local_pcp:268kB free_cma:0kB
DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
12153 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
1965969 pages RAM
0 pages HighMem/MovableOnly
320510 pages reserved
syz-executor2: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM)
CPU: 0 PID: 16856 Comm: syz-executor2 Not tainted 4.9.87-gfc8bd0f #6
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801c7a678d0 ffffffff81d95bd9 1ffff10038f4cf1d ffff8801b73a1800
 ffffffff83ab9520 0000000000000001 0000000000400000 ffff8801c7a679e0
 ffffffff81451f42 024000c2c7a67920 0000000041b58ab3 ffffffff84195f95
Call Trace:
 [<ffffffff81d95bd9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d95bd9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81451f42>] warn_alloc+0x212/0x240 mm/page_alloc.c:3056
 [<ffffffff814fff15>] __vmalloc_node_range+0x3f5/0x5f0 mm/vmalloc.c:1722
 [<ffffffff815001db>] __vmalloc_node mm/vmalloc.c:1744 [inline]
 [<ffffffff815001db>] __vmalloc_node_flags mm/vmalloc.c:1758 [inline]
 [<ffffffff815001db>] vmalloc+0x5b/0x70 mm/vmalloc.c:1773
 [<ffffffff81bffed0>] sel_write_load+0x130/0xfd0 security/selinux/selinuxfs.c:514
 [<ffffffff8156ead3>] __vfs_write+0x103/0x680 fs/read_write.c:507
 [<ffffffff815707b9>] vfs_write+0x189/0x530 fs/read_write.c:557
 [<ffffffff81574279>] SYSC_write fs/read_write.c:604 [inline]
 [<ffffffff81574279>] SyS_write+0xd9/0x1b0 fs/read_write.c:596
 [<ffffffff81006f95>] do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline]
 [<ffffffff81006f95>] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387
 [<ffffffff838b8250>] entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137
Mem-Info:
active_anon:37630 inactive_anon:44 isolated_anon:0
 active_file:3640 inactive_file:8463 isolated_file:0
 unevictable:0 dirty:188 writeback:0 unstable:0
 slab_reclaimable:7484 slab_unreclaimable:57979
 mapped:23863 shmem:51 pagetables:635 bounce:0
 free:1493517 free_pcp:388 free_cma:0
Node 0 active_anon:150520kB inactive_anon:176kB active_file:14560kB inactive_file:33852kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:95452kB dirty:752kB writeback:0kB shmem:204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 90112kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no
DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
DMA32 free:2979944kB min:30592kB low:38240kB high:45888kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2980716kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:772kB local_pcp:48kB free_cma:0kB
Normal free:2976136kB min:36824kB low:46028kB high:55232kB active_anon:150520kB inactive_anon:176kB active_file:14560kB inactive_file:33852kB unevictable:0kB writepending:752kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:29936kB slab_unreclaimable:231916kB kernel_stack:5984kB pagetables:2540kB bounce:0kB free_pcp:776kB local_pcp:472kB free_cma:0kB
DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
12153 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
1965969 pages RAM
0 pages HighMem/MovableOnly
320510 pages reserved
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/16867
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 0 PID: 16867 Comm: syz-executor4 Not tainted 4.9.87-gfc8bd0f #6
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d5697668 ffffffff81d95bd9 0000000000000000 ffffffff83c19000
 ffffffff83f45e60 ffff8801b77f1800 0000000000000003 ffff8801d56976a8
 ffffffff81dfd1d4 ffff8801d56976c0 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
 [<ffffffff82fe01ba>] C_SYSC_sendmsg net/compat.c:734 [inline]
 [<ffffffff82fe01ba>] compat_SyS_sendmsg+0x2a/0x40 net/compat.c:732
 [<ffffffff81006f95>] do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline]
 [<ffffffff81006f95>] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387
 [<ffffffff838b8250>] entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137
BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/16880
caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62
CPU: 1 PID: 16880 Comm: syz-executor4 Not tainted 4.9.87-gfc8bd0f #6
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801cbaa7668 ffffffff81d95bd9 0000000000000001 ffffffff83c19000
 ffffffff83f45e60 ffff8801b6081800 0000000000000003 ffff8801cbaa76a8
 ffffffff81dfd1d4 ffff8801cbaa76c0 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
 [<ffffffff82fe01ba>] C_SYSC_sendmsg net/compat.c:734 [inline]
 [<ffffffff82fe01ba>] compat_SyS_sendmsg+0x2a/0x40 net/compat.c:732
 [<ffffffff81006f95>] do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline]
 [<ffffffff81006f95>] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387
 [<ffffffff838b8250>] entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
binder: 17052:17061 got transaction with invalid offsets ptr
binder: 17052:17061 transaction failed 29201/-14, size 40-8 line 3161
binder: BINDER_SET_CONTEXT_MGR already set
binder: 17052:17073 ioctl 40046207 0 returned -16
binder_alloc: 17052: binder_alloc_buf, no vma
binder: 17052:17061 transaction failed 29189/-3, size 40-8 line 3133
binder: undelivered TRANSACTION_ERROR: 29189
binder: undelivered TRANSACTION_ERROR: 29201
binder: 17086:17087 got transaction with invalid offsets ptr
binder: 17086:17087 transaction failed 29201/-14, size 40-8 line 3161
binder: undelivered TRANSACTION_ERROR: 29201
binder: 17093:17102 got transaction with invalid offsets ptr
binder: 17093:17102 transaction failed 29201/-14, size 40-8 line 3161
binder: undelivered TRANSACTION_ERROR: 29201
binder: 17111:17117 got transaction with invalid offsets ptr
binder: 17111:17117 transaction failed 29201/-14, size 40-8 line 3161
binder: undelivered TRANSACTION_ERROR: 29201
IPVS: Creating netns size=2536 id=9
IPVS: Creating netns size=2536 id=10