===================================== [ BUG: bad unlock balance detected! ] 4.9.75-g8910fa5 #9 Not tainted ------------------------------------- syz-executor2/6029 is trying to release lock (mrt_lock) at: [] ipmr_mfc_seq_stop+0xe4/0x140 net/ipv6/ip6mr.c:553 but there are no more locks to release! other info that might help us debug this: 1 lock held by syz-executor2/6029: #0: (&p->lock){+.+.+.}, at: [] seq_read+0xdd/0x1290 fs/seq_file.c:178 stack backtrace: CPU: 1 PID: 6029 Comm: syz-executor2 Not tainted 4.9.75-g8910fa5 #9 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c4aafa00 ffffffff81d93049 ffffffff849b67b8 ffff8801c4b09800 ffffffff834e6574 ffffffff849b67b8 ffff8801c4b0a088 ffff8801c4aafa30 ffffffff81236bf4 dffffc0000000000 ffffffff849b67b8 00000000ffffffff Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] print_unlock_imbalance_bug+0x174/0x1a0 kernel/locking/lockdep.c:3398 [] __lock_release kernel/locking/lockdep.c:3540 [inline] [] lock_release+0x6f8/0xb80 kernel/locking/lockdep.c:3775 [] __raw_read_unlock include/linux/rwlock_api_smp.h:225 [inline] [] _raw_read_unlock+0x1a/0x50 kernel/locking/spinlock.c:255 [] ipmr_mfc_seq_stop+0xe4/0x140 net/ipv6/ip6mr.c:553 [] seq_read+0xa83/0x1290 fs/seq_file.c:283 [] proc_reg_read+0xef/0x170 fs/proc/inode.c:202 [] __vfs_read+0x103/0x670 fs/read_write.c:452 [] vfs_read+0x11e/0x380 fs/read_write.c:475 [] SYSC_pread64 fs/read_write.c:629 [inline] [] SyS_pread64+0x13f/0x170 fs/read_write.c:616 [] entry_SYSCALL_64_fastpath+0x23/0xe2 binder: 6094:6120 ioctl c018620b 2000afe8 returned -14 binder: 6094:6120 ioctl c018620b 2000afe8 returned -14 device gre0 entered promiscuous mode audit: type=1400 audit(1515564046.970:30): avc: denied { write } for pid=6230 comm="syz-executor6" path="socket:[16175]" dev="sockfs" ino=16175 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 audit: type=1400 audit(1515564047.010:31): avc: denied { setopt } for pid=6230 comm="syz-executor6" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 syz-executor5: [ 41.702733] device gre0 entered promiscuous mode vmalloc: allocation failure: 17178820608 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 6278 Comm: syz-executor5 Not tainted 4.9.75-g8910fa5 #9 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c39ff880[ 41.740792] syz-executor1: vmalloc: allocation failure: 17178820608 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) ffffffff83ab83e0 0000000000000001 0000000000400000 ffff8801c39ff990 ffffffff814509b2 024000c24dfc368e 0000000041b58ab3 ffffffff84193d4d Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc+0x212/0x240 mm/page_alloc.c:3056 syz-executor1: vmalloc: allocation failure: 17178820608 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [] __vmalloc_node_range+0x3f5/0x5f0 mm/vmalloc.c:1722 [] __vmalloc_node mm/vmalloc.c:1744 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1758 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1773 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:722 [] translate_table+0x21a/0x1e80 net/ipv6/netfilter/ip6_tables.c:730 [] ? 0xffffffff810002b8 [] do_replace net/ipv6/netfilter/ip6_tables.c:1182 [inline] [] do_ip6t_set_ctl+0x2be/0x470 net/ipv6/netfilter/ip6_tables.c:1708 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0x115/0x150 net/ipv6/ipv6_sockglue.c:912 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2737 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1772 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1751 [] entry_SYSCALL_64_fastpath+0x23/0xe2 CPU: 1 PID: 6296 Comm: syz-executor1 Not tainted 4.9.75-g8910fa5 #9 Mem-Info: active_anon:54656 inactive_anon:44 isolated_anon:0 active_file:3525 inactive_file:7442 isolated_file:0 unevictable:0 dirty:135 writeback:0 unstable:0 slab_reclaimable:6411 slab_unreclaimable:60528 mapped:23276 shmem:68 pagetables:699 bounce:0 free:1474485 free_pcp:415 free_cma:0 Node 0 active_anon:218624kB inactive_anon:176kB active_file:14100kB inactive_file:29768kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93104kB dirty:540kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 83968kB 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:2980124kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:636kB local_pcp:636kB free_cma:0kB Normal free:2901908kB min:36824kB low:46028kB high:55232kB active_anon:218624kB inactive_anon:176kB active_file:14100kB inactive_file:29768kB unevictable:0kB writepending:540kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:25644kB slab_unreclaimable:242112kB kernel_stack:5824kB pagetables:2796kB bounce:0kB free_pcp:1024kB local_pcp:708kB 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 11059 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 320509 pages reserved Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801b300f880 ffffffff81d93049 1ffff10036601f13 ffff8801c3b46000 ffffffff83ab83e0 0000000000000001 0000000000400000 ffff8801b300f990 ffffffff814509b2 024000c21b81f963 0000000041b58ab3 ffffffff84193d4d Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc+0x212/0x240 mm/page_alloc.c:3056 [] __vmalloc_node_range+0x3f5/0x5f0 mm/vmalloc.c:1722 [] __vmalloc_node mm/vmalloc.c:1744 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1758 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1773 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:722 [] translate_table+0x21a/0x1e80 net/ipv6/netfilter/ip6_tables.c:730 [] ? 0xffffffff810002b8 [] do_replace net/ipv6/netfilter/ip6_tables.c:1182 [inline] [] do_ip6t_set_ctl+0x2be/0x470 net/ipv6/netfilter/ip6_tables.c:1708 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0x115/0x150 net/ipv6/ipv6_sockglue.c:912 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2737 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1772 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1751 [] entry_SYSCALL_64_fastpath+0x23/0xe2 CPU: 0 PID: 6300 Comm: syz-executor1 Not tainted 4.9.75-g8910fa5 #9 Mem-Info: active_anon:59817 inactive_anon:44 isolated_anon:0 active_file:3525 inactive_file:7445 isolated_file:0 unevictable:0 dirty:145 writeback:0 unstable:0 slab_reclaimable:6411 slab_unreclaimable:60719 mapped:23272 shmem:68 pagetables:687 bounce:0 free:1469127 free_pcp:342 free_cma:0 Node 0 active_anon:239268kB inactive_anon:176kB active_file:14100kB inactive_file:29780kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93088kB dirty:580kB writeback:0kB shmem:272kB 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:2980124kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:636kB local_pcp:0kB free_cma:0kB Normal free:2880476kB min:36824kB low:46028kB high:55232kB active_anon:239268kB inactive_anon:176kB active_file:14100kB inactive_file:29780kB unevictable:0kB writepending:580kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:25644kB slab_unreclaimable:242876kB kernel_stack:6208kB pagetables:2748kB bounce:0kB free_pcp:732kB local_pcp:288kB 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 11044 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 320509 pages reserved Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c3547880 ffffffff81d93049 1ffff100386a8f13 ffff8801b3064800 ffffffff83ab83e0 0000000000000001 0000000000400000 ffff8801c3547990 ffffffff814509b2 024000c2a5b089c7 0000000041b58ab3 ffffffff84193d4d Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc+0x212/0x240 mm/page_alloc.c:3056 [] __vmalloc_node_range+0x3f5/0x5f0 mm/vmalloc.c:1722 [] __vmalloc_node mm/vmalloc.c:1744 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1758 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1773 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:722 [] translate_table+0x21a/0x1e80 net/ipv6/netfilter/ip6_tables.c:730 [] ? 0xffffffff810002b8 [] do_replace net/ipv6/netfilter/ip6_tables.c:1182 [inline] [] do_ip6t_set_ctl+0x2be/0x470 net/ipv6/netfilter/ip6_tables.c:1708 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0x115/0x150 net/ipv6/ipv6_sockglue.c:912 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2737 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1772 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1751 [] entry_SYSCALL_64_fastpath+0x23/0xe2 Mem-Info: active_anon:59813 inactive_anon:44 isolated_anon:0 active_file:3525 inactive_file:7445 isolated_file:0 unevictable:0 dirty:145 writeback:0 unstable:0 slab_reclaimable:6427 slab_unreclaimable:60742 mapped:23272 shmem:68 pagetables:682 bounce:0 free:1469147 free_pcp:320 free_cma:0 Node 0 active_anon:239248kB inactive_anon:176kB active_file:14104kB inactive_file:29832kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93088kB dirty:608kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 114688kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no device syz4 entered promiscuous mode device gre0 entered promiscuous mode 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 lowmem_reserve[]: 0 2908 6410 6410 DMA32 free:2980124kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:636kB local_pcp:636kB free_cma:0kB device gre0 entered promiscuous mode lowmem_reserve[]: 0 0 3501 3501 Normal free:2917220kB min:36824kB low:46028kB high:55232kB active_anon:204012kB inactive_anon:176kB active_file:14112kB inactive_file:29824kB unevictable:0kB writepending:620kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:25728kB slab_unreclaimable:241948kB kernel_stack:5632kB pagetables:2536kB bounce:0kB free_pcp:1276kB local_pcp:584kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB [ 43.197719] device gre0 entered promiscuous mode (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 3*4kB (M) 4*8kB (M) 5*16kB (M) 1*32kB (M) 4*64kB [ 43.218685] audit: type=1400 audit(1515564048.630:32): avc: denied { net_broadcast } for pid=6371 comm="syz-executor0" capability=11 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980124kB Normal: 368*4kB (UME) 112*8kB (UM) 71*16kB (UME) 84*32kB (UM) 107*64kB (UM) 38*128kB (UME) 12*256kB (UM) 7*512kB (UME) 1*1024kB (U) 4*2048kB (ME) 703*4096kB (M) = 2913264kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 11052 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 320509 pages reserved binder: 6418:6424 got transaction with invalid parent offset binder: 6418:6424 transaction failed 29201/-22, size 80-16 line 3312 binder_alloc: binder_alloc_mmap_handler: 6418 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 6418:6424 ioctl 40046207 0 returned -16 binder_alloc: 6418: binder_alloc_buf, no vma binder: 6418:6428 transaction failed 29189/-3, size 80-16 line 3127 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 device gre0 entered promiscuous mode capability: warning: `syz-executor1' uses deprecated v2 capabilities in a way that may be insecure audit: type=1400 audit(1515564049.620:33): avc: denied { create } for pid=6659 comm="syz-executor3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_rdma_socket permissive=1 binder: 6692:6708 got reply transaction with bad transaction stack, transaction 23 has target 6692:0 binder: 6692:6708 transaction failed 29201/-71, size 32-8 line 2935 binder: 6692:6708 DecRefs 0 refcount change on invalid ref 1 ret -22 binder: 6692:6708 BC_INCREFS_DONE node 22 has no pending increfs request binder: release 6692:6708 transaction 23 out, still active binder: send failed reply for transaction 23, target dead binder_alloc: 6692: binder_alloc_buf, no vma binder: 6692:6695 transaction failed 29189/-3, size 0-0 line 3127 binder: 6793:6795 got transaction with invalid parent offset device lo entered promiscuous mode audit: type=1400 audit(1515564049.990:34): avc: denied { ioctl } for pid=6792 comm="syz-executor0" path="socket:[17451]" dev="sockfs" ino=17451 ioctlcmd=0x8918 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 device lo left promiscuous mode binder: 6793:6814 ioctl 404c534a 20f13fb4 returned -22 binder: 6793:6795 transaction failed 29201/-22, size 80-16 line 3312 binder_alloc: binder_alloc_mmap_handler: 6793 20000000-20002000 already mapped failed -16 device lo entered promiscuous mode binder: BINDER_SET_CONTEXT_MGR already set device lo left promiscuous mode binder_alloc: 6793: binder_alloc_buf, no vma binder: 6793:6814 transaction failed 29189/-3, size 80-16 line 3127 binder: 6793:6795 ioctl 40046207 0 returned -16 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 device lo entered promiscuous mode device lo left promiscuous mode netlink: 64 bytes leftover after parsing attributes in process `syz-executor6'. device lo entered promiscuous mode netlink: 64 bytes leftover after parsing attributes in process `syz-executor6'. device lo left promiscuous mode netlink: 64 bytes leftover after parsing attributes in process `syz-executor6'. device lo entered promiscuous mode device gre0 entered promiscuous mode device lo left promiscuous mode binder: 6916:6938 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: 6916:6919 BC_CLEAR_DEATH_NOTIFICATION invalid ref 0 binder: 6916:6955 BC_DEAD_BINDER_DONE 0000000000000000 not found device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2570 sclass=netlink_route_socket pig=7044 comm=syz-executor2 device lo entered promiscuous mode device lo left promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2570 sclass=netlink_route_socket pig=7062 comm=syz-executor2 device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=7310 comm=syz-executor1 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=7328 comm=syz-executor1 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=7365 comm=syz-executor1 netlink: 64 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 64 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 76 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 76 bytes leftover after parsing attributes in process `syz-executor1'. device lo left promiscuous mode audit: type=1400 audit(1515564053.290:35): avc: denied { setgid } for pid=8194 comm="syz-executor6" capability=6 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 device lo entered promiscuous mode SELinux: unrecognized netlink message: protocol=4 nlmsg_type=60966 sclass=netlink_tcpdiag_socket pig=8394 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=60966 sclass=netlink_tcpdiag_socket pig=8402 comm=syz-executor6 IPVS: Creating netns size=2536 id=10 pktgen: kernel_thread() failed for cpu 0 pktgen: Cannot create thread for cpu 0 (-4) pktgen: kernel_thread() failed for cpu 1 pktgen: Cannot create thread for cpu 1 (-4) pktgen: Initialization failed for all threads blk_update_request: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, lost async page write netlink: 11 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 11 bytes leftover after parsing attributes in process `syz-executor1'. binder: 8805:8857 unknown command 0 binder: 8805:8857 ioctl c0306201 2000dfd0 returned -22