=============================== [ INFO: suspicious RCU usage. ] 4.9.202+ #0 Not tainted ------------------------------- include/linux/radix-tree.h:199 suspicious rcu_dereference_check() usage! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 0 2 locks held by syz-executor.3/3599: #0: (&sb->s_type->i_mutex_key#10){+.+.+.}, at: [<00000000aaff583e>] inode_lock include/linux/fs.h:771 [inline] #0: (&sb->s_type->i_mutex_key#10){+.+.+.}, at: [<00000000aaff583e>] shmem_add_seals+0x166/0x1020 mm/shmem.c:2610 #1: (&(&mapping->tree_lock)->rlock){..-...}, at: [<00000000a952d5a4>] spin_lock_irq include/linux/spinlock.h:332 [inline] #1: (&(&mapping->tree_lock)->rlock){..-...}, at: [<00000000a952d5a4>] shmem_tag_pins mm/shmem.c:2465 [inline] #1: (&(&mapping->tree_lock)->rlock){..-...}, at: [<00000000a952d5a4>] shmem_wait_for_pins mm/shmem.c:2506 [inline] #1: (&(&mapping->tree_lock)->rlock){..-...}, at: [<00000000a952d5a4>] shmem_add_seals+0x342/0x1020 mm/shmem.c:2622 stack backtrace: CPU: 1 PID: 3599 Comm: syz-executor.3 Not tainted 4.9.202+ #0 ffff8801d33afca0 ffffffff81b55d2b ffff8801d460e968 0000000000000000 0000000000000002 00000000000000c7 ffff8801a10017c0 ffff8801d33afcd0 ffffffff81406867 ffffea00066cc440 dffffc0000000000 ffff8801d33afd78 Call Trace: [<000000005c91e62b>] __dump_stack lib/dump_stack.c:15 [inline] [<000000005c91e62b>] dump_stack+0xcb/0x130 lib/dump_stack.c:56 [<000000007514654f>] lockdep_rcu_suspicious.cold+0x10a/0x149 kernel/locking/lockdep.c:4458 [<000000003f50f437>] radix_tree_deref_slot include/linux/radix-tree.h:199 [inline] [<000000003f50f437>] shmem_tag_pins mm/shmem.c:2467 [inline] [<000000003f50f437>] shmem_wait_for_pins mm/shmem.c:2506 [inline] [<000000003f50f437>] shmem_add_seals+0xa44/0x1020 mm/shmem.c:2622 [<000000008245fa68>] shmem_fcntl+0xf7/0x130 mm/shmem.c:2657 [<00000000e751d5f3>] do_fcntl fs/fcntl.c:340 [inline] [<00000000e751d5f3>] SYSC_fcntl fs/fcntl.c:376 [inline] [<00000000e751d5f3>] SyS_fcntl+0x1d5/0xb50 fs/fcntl.c:361 [<00000000d64f070e>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288 [<00000000306ef8ef>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3660 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3660 comm=syz-executor.3 loop1: p2 < > loop1: p2 size 2 extends beyond EOD, truncated SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3660 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3660 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3660 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3660 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3660 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3660 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3660 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3660 comm=syz-executor.3 audit_printk_skb: 3 callbacks suppressed audit: type=1400 audit(1574618314.178:16): avc: denied { map_create } for pid=3735 comm="syz-executor.3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 binder: 3750:3752 transaction failed 29189/-22, size 88-24 line 3138 binder: undelivered TRANSACTION_ERROR: 29189 binder: 3750:3752 transaction failed 29189/-22, size 88-24 line 3138 binder: undelivered TRANSACTION_ERROR: 29189 netlink: 2220 bytes leftover after parsing attributes in process `syz-executor.3'. FAT-fs (loop5): bogus number of directory entries (518) FAT-fs (loop5): Can't find a valid FAT filesystem FAT-fs (loop5): bogus number of directory entries (518) FAT-fs (loop5): Can't find a valid FAT filesystem : renamed from ip_vti0 audit: type=1400 audit(1574618315.968:17): avc: denied { create } for pid=3893 comm="syz-executor.5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 audit: type=1400 audit(1574618316.008:18): avc: denied { create } for pid=3893 comm="syz-executor.5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 audit: type=1400 audit(1574618316.048:19): avc: denied { write } for pid=3893 comm="syz-executor.5" path="socket:[9776]" dev="sockfs" ino=9776 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 F2FS-fs (loop0): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop0): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop0): Can't find valid F2FS filesystem in 2th superblock FAT-fs (loop5): Unrecognized mount option "time_offseĦ0x000000000000000" or missing value selinux_nlmsg_perm: 8275 callbacks suppressed SELinux: unrecognized netlink message: protocol=0 nlmsg_type=27680 sclass=netlink_route_socket pig=3930 comm=syz-executor.3 FAT-fs (loop5): Unrecognized mount option "time_offseĦ0x000000000000000" or missing value loop5: p1 < p5 p6 p7 p8 p9 p10 p11 p12 p13 p14 p15 p16 p17 p18 p19 p20 p21 p22 p23 p24 p25 p26 p27 p28 p29 p30 p31 p32 p33 p34 p35 p36 p37 p38 p39 p40 p41 p42 p43 p44 p45 p46 p47 p48 p49 p50 p51 p52 p53 p54 p55 p56 p57 p58 p59 p60 p61 p62 p63 p64 p65 p66 p67 p68 p69 p70 p71 p72 p73 p74 p75 p76 p77 p78 p79 p80 p81 p82 p83 p84 p85 p86 p87 p88 p89 p90 p91 p92 p93 p94 p95 p96 p97 p98 p99 p100 p101 p102 p103 p104 p105 p106 p107 p108 p109 p110 p111 p112 p113 p114 p115 p116 p117 p118 p119 p120 p121 p122 p123 p124 p125 p126 p127 p128 p129 p130 p131 p132 p133 p134 p135 p136 p137 p138 p139 p140 p141 p142 p143 p144 p145 p146 p147 p148 p149 p150 p151 p152 p153 p154 p155 p156 p157 p158 p159 p160 p161 p162 p163 p164 p165 p166 p167 p168 p169 p170 p171 p172 p173 p174 p175 p176 p177 p178 p179 p180 p181 p182 p183 p184 p185 p186 p187 p188 p189 p190 p191 p192 p193 p194 p195 p196 p197 p198 p199 p200 p201 p202 p203 p204 p205 p206 p207 p208 p209 p210 p211 p212 p213 p214 p215 p216 p217 p218 p219 p loop5: p1 size 2 extends beyond EOD, truncated SELinux: unrecognized netlink message: protocol=0 nlmsg_type=27680 sclass=netlink_route_socket pig=3930 comm=syz-executor.3 loop5: p4 start 1854537728 is beyond EOD, truncated loop5: p5 start 1854537728 is beyond EOD, truncated loop5: p6 start 1854537728 is beyond EOD, truncated loop5: p7 start 1854537728 is beyond EOD, truncated loop5: p8 start 1854537728 is beyond EOD, truncated loop5: p9 start 1854537728 is beyond EOD, truncated loop5: p10 start 1854537728 is beyond EOD, truncated loop5: p11 start 1854537728 is beyond EOD, truncated loop5: p12 start 1854537728 is beyond EOD, truncated loop5: p13 start 1854537728 is beyond EOD, truncated loop5: p14 start 1854537728 is beyond EOD, truncated loop5: p15 start 1854537728 is beyond EOD, truncated loop5: p16 start 1854537728 is beyond EOD, truncated loop5: p17 start 1854537728 is beyond EOD, truncated loop5: p18 start 1854537728 is beyond EOD, truncated loop5: p19 start 1854537728 is beyond EOD, truncated loop5: p20 start 1854537728 is beyond EOD, truncated loop5: p21 start 1854537728 is beyond EOD, truncated loop5: p22 start 1854537728 is beyond EOD, truncated loop5: p23 start 1854537728 is beyond EOD, truncated loop5: p24 start 1854537728 is beyond EOD, truncated loop5: p25 start 1854537728 is beyond EOD, truncated loop5: p26 start 1854537728 is beyond EOD, truncated loop5: p27 start 1854537728 is beyond EOD, truncated loop5: p28 start 1854537728 is beyond EOD, truncated loop5: p29 start 1854537728 is beyond EOD, truncated loop5: p30 start 1854537728 is beyond EOD, truncated loop5: p31 start 1854537728 is beyond EOD, truncated loop5: p32 start 1854537728 is beyond EOD, truncated loop5: p33 start 1854537728 is beyond EOD, truncated loop5: p34 start 1854537728 is beyond EOD, truncated loop5: p35 start 1854537728 is beyond EOD, truncated loop5: p36 start 1854537728 is beyond EOD, truncated loop5: p37 start 1854537728 is beyond EOD, truncated loop5: p38 start 1854537728 is beyond EOD, truncated loop5: p39 start 1854537728 is beyond EOD, truncated loop5: p40 start 1854537728 is beyond EOD, truncated loop5: p41 start 1854537728 is beyond EOD, truncated loop5: p42 start 1854537728 is beyond EOD, truncated loop5: p43 start 1854537728 is beyond EOD, truncated loop5: p44 start 1854537728 is beyond EOD, truncated loop5: p45 start 1854537728 is beyond EOD, truncated loop5: p46 start 1854537728 is beyond EOD, truncated loop5: p47 start 1854537728 is beyond EOD, truncated loop5: p48 start 1854537728 is beyond EOD, truncated loop5: p49 start 1854537728 is beyond EOD, truncated loop5: p50 start 1854537728 is beyond EOD, truncated loop5: p51 start 1854537728 is beyond EOD, truncated loop5: p52 start 1854537728 is beyond EOD, truncated loop5: p53 start 1854537728 is beyond EOD, truncated loop5: p54 start 1854537728 is beyond EOD, truncated loop5: p55 start 1854537728 is beyond EOD, truncated loop5: p56 start 1854537728 is beyond EOD, truncated loop5: p57 start 1854537728 is beyond EOD, truncated loop5: p58 start 1854537728 is beyond EOD, truncated loop5: p59 start 1854537728 is beyond EOD, truncated loop5: p60 start 1854537728 is beyond EOD, truncated loop5: p61 start 1854537728 is beyond EOD, truncated loop5: p62 start 1854537728 is beyond EOD, truncated loop5: p63 start 1854537728 is beyond EOD, truncated loop5: p64 start 1854537728 is beyond EOD, truncated loop5: p65 start 1854537728 is beyond EOD, truncated loop5: p66 start 1854537728 is beyond EOD, truncated loop5: p67 start 1854537728 is beyond EOD, truncated loop5: p68 start 1854537728 is beyond EOD, truncated loop5: p69 start 1854537728 is beyond EOD, truncated loop5: p70 start 1854537728 is beyond EOD, truncated loop5: p71 start 1854537728 is beyond EOD, truncated loop5: p72 start 1854537728 is beyond EOD, truncated loop5: p73 start 1854537728 is beyond EOD, truncated loop5: p74 start 1854537728 is beyond EOD, truncated loop5: p75 start 1854537728 is beyond EOD, truncated loop5: p76 start 1854537728 is beyond EOD, truncated loop5: p77 start 1854537728 is beyond EOD, truncated loop5: p78 start 1854537728 is beyond EOD, truncated loop5: p79 start 1854537728 is beyond EOD, truncated loop5: p80 start 1854537728 is beyond EOD, truncated loop5: p81 start 1854537728 is beyond EOD, truncated loop5: p82 start 1854537728 is beyond EOD, truncated loop5: p83 start 1854537728 is beyond EOD, truncated loop5: p84 start 1854537728 is beyond EOD, truncated loop5: p85 start 1854537728 is beyond EOD, truncated loop5: p86 start 1854537728 is beyond EOD, truncated loop5: p87 start 1854537728 is beyond EOD, truncated loop5: p88 start 1854537728 is beyond EOD, truncated loop5: p89 start 1854537728 is beyond EOD, truncated loop5: p90 start 1854537728 is beyond EOD, truncated loop5: p91 start 1854537728 is beyond EOD, truncated loop5: p92 start 1854537728 is beyond EOD, truncated loop5: p93 start 1854537728 is beyond EOD, truncated loop5: p94 start 1854537728 is beyond EOD, truncated loop5: p95 start 1854537728 is beyond EOD, truncated loop5: p96 start 1854537728 is beyond EOD, truncated loop5: p97 start 1854537728 is beyond EOD, truncated loop5: p98 start 1854537728 is beyond EOD, truncated loop5: p99 start 1854537728 is beyond EOD, truncated loop5: p100 start 1854537728 is beyond EOD, truncated loop5: p101 start 1854537728 is beyond EOD, truncated loop5: p102 start 1854537728 is beyond EOD, truncated loop5: p103 start 1854537728 is beyond EOD, truncated loop5: p104 start 1854537728 is beyond EOD, truncated loop5: p105 start 1854537728 is beyond EOD, truncated loop5: p106 start 1854537728 is beyond EOD, truncated loop5: p107 start 1854537728 is beyond EOD, truncated loop5: p108 start 1854537728 is beyond EOD, truncated loop5: p109 start 1854537728 is beyond EOD, truncated loop5: p110 start 1854537728 is beyond EOD, truncated loop5: p111 start 1854537728 is beyond EOD, truncated loop5: p112 start 1854537728 is beyond EOD, truncated loop5: p113 start 1854537728 is beyond EOD, truncated loop5: p114 start 1854537728 is beyond EOD, truncated loop5: p115 start 1854537728 is beyond EOD, truncated loop5: p116 start 1854537728 is beyond EOD, truncated loop5: p117 start 1854537728 is beyond EOD, truncated loop5: p118 start 1854537728 is beyond EOD, truncated loop5: p119 start 1854537728 is beyond EOD, truncated loop5: p120 start 1854537728 is beyond EOD, truncated loop5: p121 start 1854537728 is beyond EOD, truncated loop5: p122 start 1854537728 is beyond EOD, truncated loop5: p123 start 1854537728 is beyond EOD, truncated loop5: p124 start 1854537728 is beyond EOD, truncated loop5: p125 start 1854537728 is beyond EOD, truncated loop5: p126 start 1854537728 is beyond EOD, truncated loop5: p127 start 1854537728 is beyond EOD, truncated loop5: p128 start 1854537728 is beyond EOD, truncated loop5: p129 start 1854537728 is beyond EOD, truncated loop5: p130 start 1854537728 is beyond EOD, truncated loop5: p131 start 1854537728 is beyond EOD, truncated loop5: p132 start 1854537728 is beyond EOD, truncated loop5: p133 start 1854537728 is beyond EOD, truncated loop5: p134 start 1854537728 is beyond EOD, truncated loop5: p135 start 1854537728 is beyond EOD, truncated loop5: p136 start 1854537728 is beyond EOD, truncated loop5: p137 start 1854537728 is beyond EOD, truncated loop5: p138 start 1854537728 is beyond EOD, truncated loop5: p139 start 1854537728 is beyond EOD, truncated loop5: p140 start 1854537728 is beyond EOD, truncated loop5: p141 start 1854537728 is beyond EOD, truncated loop5: p142 start 1854537728 is beyond EOD, truncated loop5: p143 start 1854537728 is beyond EOD, truncated loop5: p144 start 1854537728 is beyond EOD, truncated loop5: p145 start 1854537728 is beyond EOD, truncated loop5: p146 start 1854537728 is beyond EOD, truncated loop5: p147 start 1854537728 is beyond EOD, truncated loop5: p148 start 1854537728 is beyond EOD, truncated loop5: p149 start 1854537728 is beyond EOD, truncated loop5: p150 start 1854537728 is beyond EOD, truncated loop5: p151 start 1854537728 is beyond EOD, truncated loop5: p152 start 1854537728 is beyond EOD, truncated loop5: p153 start 1854537728 is beyond EOD, truncated loop5: p154 start 1854537728 is beyond EOD, truncated loop5: p155 start 1854537728 is beyond EOD, truncated loop5: p156 start 1854537728 is beyond EOD, truncated loop5: p157 start 1854537728 is beyond EOD, truncated loop5: p158 start 1854537728 is beyond EOD, truncated loop5: p159 start 1854537728 is beyond EOD, truncated loop5: p160 start 1854537728 is beyond EOD, truncated loop5: p161 start 1854537728 is beyond EOD, truncated loop5: p162 start 1854537728 is beyond EOD, truncated loop5: p163 start 1854537728 is beyond EOD, truncated loop5: p164 start 1854537728 is beyond EOD, truncated loop5: p165 start 1854537728 is beyond EOD, truncated loop5: p166 start 1854537728 is beyond EOD, truncated loop5: p167 start 1854537728 is beyond EOD, truncated loop5: p168 start 1854537728 is beyond EOD, truncated loop5: p169 start 1854537728 is beyond EOD, truncated loop5: p170 start 1854537728 is beyond EOD, truncated loop5: p171 start 1854537728 is beyond EOD, truncated loop5: p172 start 1854537728 is beyond EOD, truncated loop5: p173 start 1854537728 is beyond EOD, truncated loop5: p174 start 1854537728 is beyond EOD, truncated loop5: p175 start 1854537728 is beyond EOD, truncated loop5: p176 start 1854537728 is beyond EOD, truncated loop5: p177 start 1854537728 is beyond EOD, truncated loop5: p178 start 1854537728 is beyond EOD, truncated loop5: p179 start 1854537728 is beyond EOD, truncated loop5: p180 start 1854537728 is beyond EOD, truncated loop5: p181 start 1854537728 is beyond EOD, truncated loop5: p182 start 1854537728 is beyond EOD, truncated loop5: p183 start 1854537728 is beyond EOD, truncated loop5: p184 start 1854537728 is beyond EOD, truncated loop5: p185 start 1854537728 is beyond EOD, truncated loop5: p186 start 1854537728 is beyond EOD, truncated loop5: p187 start 1854537728 is beyond EOD, truncated loop5: p188 start 1854537728 is beyond EOD, truncated loop5: p189 start 1854537728 is beyond EOD, truncated loop5: p190 start 1854537728 is beyond EOD, truncated loop5: p191 start 1854537728 is beyond EOD, truncated loop5: p192 start 1854537728 is beyond EOD, truncated loop5: p193 start 1854537728 is beyond EOD, truncated loop5: p194 start 1854537728 is beyond EOD, truncated loop5: p195 start 1854537728 is beyond EOD, truncated loop5: p196 start 1854537728 is beyond EOD, truncated loop5: p197 start 1854537728 is beyond EOD, truncated loop5: p198 start 1854537728 is beyond EOD, truncated loop5: p199 start 1854537728 is beyond EOD, truncated loop5: p200 start 1854537728 is beyond EOD, truncated loop5: p201 start 1854537728 is beyond EOD, truncated loop5: p202 start 1854537728 is beyond EOD, truncated loop5: p203 start 1854537728 is beyond EOD, truncated loop5: p204 start 1854537728 is beyond EOD, truncated loop5: p205 start 1854537728 is beyond EOD, truncated loop5: p206 start 1854537728 is beyond EOD, truncated loop5: p207 start 1854537728 is beyond EOD, truncated loop5: p208 start 1854537728 is beyond EOD, truncated loop5: p209 start 1854537728 is beyond EOD, truncated loop5: p210 start 1854537728 is beyond EOD, truncated loop5: p211 start 1854537728 is beyond EOD, truncated loop5: p212 start 1854537728 is beyond EOD, truncated loop5: p213 start 1854537728 is beyond EOD, truncated loop5: p214 start 1854537728 is beyond EOD, truncated loop5: p215 start 1854537728 is beyond EOD, truncated loop5: p216 start 1854537728 is beyond EOD, truncated loop5: p217 start 1854537728 is beyond EOD, truncated loop5: p218 start 1854537728 is beyond EOD, truncated loop5: p219 start 1854537728 is beyond EOD, truncated loop5: p220 start 1854537728 is beyond EOD, truncated loop5: p221 start 1854537728 is beyond EOD, truncated loop5: p222 start 1854537728 is beyond EOD, truncated loop5: p223 start 1854537728 is beyond EOD, truncated loop5: p224 start 1854537728 is beyond EOD, truncated loop5: p225 start 1854537728 is beyond EOD, truncated loop5: p226 start 1854537728 is beyond EOD, truncated loop5: p227 start 1854537728 is beyond EOD, truncated loop5: p228 start 1854537728 is beyond EOD, truncated loop5: p229 start 1854537728 is beyond EOD, truncated loop5: p230 start 1854537728 is beyond EOD, truncated loop5: p231 start 1854537728 is beyond EOD, truncated loop5: p232 start 1854537728 is beyond EOD, truncated loop5: p233 start 1854537728 is beyond EOD, truncated loop5: p234 start 1854537728 is beyond EOD, truncated loop5: p235 start 1854537728 is beyond EOD, truncated loop5: p236 start 1854537728 is beyond EOD, truncated loop5: p237 start 1854537728 is beyond EOD, truncated loop5: p238 start 1854537728 is beyond EOD, truncated loop5: p239 start 1854537728 is beyond EOD, truncated loop5: p240 start 1854537728 is beyond EOD, truncated loop5: p241 start 1854537728 is beyond EOD, truncated loop5: p242 start 1854537728 is beyond EOD, truncated loop5: p243 start 1854537728 is beyond EOD, truncated loop5: p244 start 1854537728 is beyond EOD, truncated loop5: p245 start 1854537728 is beyond EOD, truncated loop5: p246 start 1854537728 is beyond EOD, truncated loop5: p247 start 1854537728 is beyond EOD, truncated loop5: p248 start 1854537728 is beyond EOD, truncated loop5: p249 start 1854537728 is beyond EOD, truncated loop5: p250 start 1854537728 is beyond EOD, truncated loop5: p251 start 1854537728 is beyond EOD, truncated loop5: p252 start 1854537728 is beyond EOD, truncated loop5: p253 start 1854537728 is beyond EOD, truncated loop5: p254 start 1854537728 is beyond EOD, truncated loop5: p255 start 1854537728 is beyond EOD, truncated audit: type=1400 audit(1574618318.598:20): avc: denied { read } for pid=3985 comm="syz-executor.5" path="socket:[9950]" dev="sockfs" ino=9950 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=27680 sclass=netlink_route_socket pig=3994 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=27680 sclass=netlink_route_socket pig=4008 comm=syz-executor.3 binder: 4036:4037 ioctl c018620c 200001c0 returned -1