SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=28067 comm=syz-executor.0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=28067 comm=syz-executor.0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=28067 comm=syz-executor.0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=28067 comm=syz-executor.0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=28067 comm=syz-executor.0 [ INFO: possible circular locking dependency detected ] 4.9.141+ #1 Not tainted ------------------------------------------------------- syz-executor.1/28066 is trying to acquire lock: (&sig->cred_guard_mutex){+.+.+.}, at: [] do_io_accounting+0x1fb/0x7e0 fs/proc/base.c:2690 but task is already holding lock: (&p->lock){+.+.+.}, at: [] seq_read+0xdd/0x12d0 fs/seq_file.c:178 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: lock_acquire+0x130/0x3e0 kernel/locking/lockdep.c:3756 __mutex_lock_common kernel/locking/mutex.c:521 [inline] mutex_lock_nested+0xc0/0x900 kernel/locking/mutex.c:621 seq_read+0xdd/0x12d0 fs/seq_file.c:178 proc_reg_read+0xfd/0x180 fs/proc/inode.c:203 do_loop_readv_writev.part.1+0xd5/0x280 fs/read_write.c:718 do_loop_readv_writev fs/read_write.c:707 [inline] do_readv_writev+0x56e/0x7b0 fs/read_write.c:873 vfs_readv+0x84/0xc0 fs/read_write.c:897 kernel_readv fs/splice.c:363 [inline] default_file_splice_read+0x451/0x7f0 fs/splice.c:435 do_splice_to+0x10c/0x170 fs/splice.c:899 do_splice fs/splice.c:1192 [inline] SYSC_splice fs/splice.c:1416 [inline] SyS_splice+0x10d2/0x14d0 fs/splice.c:1399 do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 entry_SYSCALL_64_after_swapgs+0x5d/0xdb lock_acquire+0x130/0x3e0 kernel/locking/lockdep.c:3756 __mutex_lock_common kernel/locking/mutex.c:521 [inline] mutex_lock_nested+0xc0/0x900 kernel/locking/mutex.c:621 __pipe_lock fs/pipe.c:87 [inline] fifo_open+0x15c/0x9e0 fs/pipe.c:921 do_dentry_open+0x3ef/0xc90 fs/open.c:766 vfs_open+0x11c/0x210 fs/open.c:879 do_last fs/namei.c:3410 [inline] path_openat+0x542/0x2790 fs/namei.c:3534 do_filp_open+0x197/0x270 fs/namei.c:3568 do_open_execat+0x10f/0x640 fs/exec.c:844 do_execveat_common.isra.14+0x687/0x1ed0 fs/exec.c:1723 do_execve fs/exec.c:1829 [inline] SYSC_execve fs/exec.c:1910 [inline] SyS_execve+0x42/0x50 fs/exec.c:1905 do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 entry_SYSCALL_64_after_swapgs+0x5d/0xdb check_prev_add kernel/locking/lockdep.c:1828 [inline] check_prevs_add kernel/locking/lockdep.c:1938 [inline] validate_chain kernel/locking/lockdep.c:2265 [inline] __lock_acquire+0x3189/0x4a10 kernel/locking/lockdep.c:3345 lock_acquire+0x130/0x3e0 kernel/locking/lockdep.c:3756 __mutex_lock_common kernel/locking/mutex.c:521 [inline] mutex_lock_killable_nested+0xcc/0x9f0 kernel/locking/mutex.c:641 do_io_accounting+0x1fb/0x7e0 fs/proc/base.c:2690 proc_tid_io_accounting+0x1f/0x30 fs/proc/base.c:2733 proc_single_show+0xfd/0x170 fs/proc/base.c:785 seq_read+0x4b6/0x12d0 fs/seq_file.c:240 do_loop_readv_writev.part.1+0xd5/0x280 fs/read_write.c:718 do_loop_readv_writev fs/read_write.c:707 [inline] do_readv_writev+0x56e/0x7b0 fs/read_write.c:873 vfs_readv+0x84/0xc0 fs/read_write.c:897 kernel_readv fs/splice.c:363 [inline] default_file_splice_read+0x451/0x7f0 fs/splice.c:435 do_splice_to+0x10c/0x170 fs/splice.c:899 splice_direct_to_actor+0x23f/0x7e0 fs/splice.c:971 do_splice_direct+0x1a3/0x270 fs/splice.c:1080 do_sendfile+0x4f0/0xc30 fs/read_write.c:1393 SYSC_sendfile64 fs/read_write.c:1454 [inline] SyS_sendfile64+0x144/0x160 fs/read_write.c:1440 do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 entry_SYSCALL_64_after_swapgs+0x5d/0xdb other info that might help us debug this: Chain exists of: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&p->lock); lock(&pipe->mutex/1); lock(&p->lock); lock(&sig->cred_guard_mutex); *** DEADLOCK *** 1 lock held by syz-executor.1/28066: #0: (&p->lock){+.+.+.}, at: [] seq_read+0xdd/0x12d0 fs/seq_file.c:178 stack backtrace: CPU: 1 PID: 28066 Comm: syz-executor.1 Not tainted 4.9.141+ #1 ffff8801a5006ef8 ffffffff81b42e79 ffffffff83caa290 ffffffff83ca4fe0 ffffffff83ca2fd0 ffff880185dd5010 ffff880185dd4740 ffff8801a5006f40 ffffffff813fee40 0000000000000001 0000000085dd4ff0 0000000000000001 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] print_circular_bug.cold.36+0x2f7/0x432 kernel/locking/lockdep.c:1202 [] check_prev_add kernel/locking/lockdep.c:1828 [inline] [] check_prevs_add kernel/locking/lockdep.c:1938 [inline] [] validate_chain kernel/locking/lockdep.c:2265 [inline] [] __lock_acquire+0x3189/0x4a10 kernel/locking/lockdep.c:3345 [] lock_acquire+0x130/0x3e0 kernel/locking/lockdep.c:3756 [] __mutex_lock_common kernel/locking/mutex.c:521 [inline] [] mutex_lock_killable_nested+0xcc/0x9f0 kernel/locking/mutex.c:641 [] do_io_accounting+0x1fb/0x7e0 fs/proc/base.c:2690 [] proc_tid_io_accounting+0x1f/0x30 fs/proc/base.c:2733 [] proc_single_show+0xfd/0x170 fs/proc/base.c:785 [] seq_read+0x4b6/0x12d0 fs/seq_file.c:240 [] do_loop_readv_writev.part.1+0xd5/0x280 fs/read_write.c:718 [] do_loop_readv_writev fs/read_write.c:707 [inline] [] do_readv_writev+0x56e/0x7b0 fs/read_write.c:873 [] vfs_readv+0x84/0xc0 fs/read_write.c:897 [] kernel_readv fs/splice.c:363 [inline] [] default_file_splice_read+0x451/0x7f0 fs/splice.c:435 [] do_splice_to+0x10c/0x170 fs/splice.c:899 [] splice_direct_to_actor+0x23f/0x7e0 fs/splice.c:971 [] do_splice_direct+0x1a3/0x270 fs/splice.c:1080 [] do_sendfile+0x4f0/0xc30 fs/read_write.c:1393 [] SYSC_sendfile64 fs/read_write.c:1454 [inline] [] SyS_sendfile64+0x144/0x160 fs/read_write.c:1440 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb audit_printk_skb: 2682 callbacks suppressed audit: type=1400 audit(1573912978.118:33498): avc: denied { sys_admin } for pid=2072 comm="syz-executor.4" capability=21 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 audit: type=1400 audit(1573912978.158:33500): avc: denied { dac_override } for pid=28109 comm="syz-executor.1" capability=1 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 audit: type=1400 audit(1573912978.158:33499): avc: denied { net_raw } for pid=28107 comm="syz-executor.3" capability=13 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 audit: type=1400 audit(1573912978.178:33501): avc: denied { create } for pid=28106 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(1573912978.188:33502): avc: denied { net_raw } for pid=28110 comm="syz-executor.2" capability=13 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 audit: type=1400 audit(1573912978.208:33503): avc: denied { sys_admin } for pid=2074 comm="syz-executor.1" capability=21 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 audit: type=1400 audit(1573912978.208:33504): avc: denied { sys_admin } for pid=2074 comm="syz-executor.1" capability=21 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 audit: type=1400 audit(1573912978.208:33505): avc: denied { sys_admin } for pid=2074 comm="syz-executor.1" capability=21 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 audit: type=1400 audit(1573912978.208:33506): avc: denied { sys_admin } for pid=2074 comm="syz-executor.1" capability=21 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 audit: type=1400 audit(1573912978.218:33507): avc: denied { sys_admin } for pid=2073 comm="syz-executor.0" capability=21 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 syz-executor.0: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 28127 Comm: syz-executor.0 Not tainted 4.9.141+ #1 ffff880166d1f888 ffffffff81b42e79 1ffff1002cda3f13 ffff8801c79317c0 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff880166d1f9d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Mem-Info: active_anon:307730 inactive_anon:5215 isolated_anon:0 active_file:4964 inactive_file:44588 isolated_file:0 unevictable:0 dirty:93 writeback:0 unstable:0 slab_reclaimable:6695 slab_unreclaimable:64532 mapped:64439 shmem:13737 pagetables:8043 bounce:0 free:1141814 free_pcp:432 free_cma:0 Node 0 active_anon:1230920kB inactive_anon:20860kB active_file:19856kB inactive_file:178352kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257756kB dirty:372kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:32kB free_cma:0kB Normal free:1547792kB min:5580kB low:9168kB high:12756kB active_anon:1230920kB inactive_anon:20860kB active_file:19856kB inactive_file:178352kB unevictable:0kB writepending:372kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:26780kB slab_unreclaimable:258128kB kernel_stack:12832kB pagetables:32172kB bounce:0kB free_pcp:1056kB local_pcp:516kB free_cma:0kB DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB 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 313618 pages reserved syz-executor.0: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 1 PID: 28130 Comm: syz-executor.0 Not tainted 4.9.141+ #1 ffff8801c9b6f888 ffffffff81b42e79 1ffff1003936df13 ffff8801a9a72f80 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff8801c9b6f9d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Mem-Info: active_anon:307755 inactive_anon:5215 isolated_anon:0 active_file:4964 inactive_file:44588 isolated_file:0 unevictable:0 dirty:93 writeback:0 unstable:0 slab_reclaimable:6695 slab_unreclaimable:64586 mapped:64439 shmem:13737 pagetables:8080 bounce:0 free:1141788 free_pcp:332 free_cma:0 Node 0 active_anon:1231020kB inactive_anon:20860kB active_file:19856kB inactive_file:178352kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257756kB dirty:372kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:636kB free_cma:0kB Normal free:1547688kB min:5580kB low:9168kB high:12756kB active_anon:1231020kB inactive_anon:20860kB active_file:19856kB inactive_file:178352kB unevictable:0kB writepending:372kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:26780kB slab_unreclaimable:258344kB kernel_stack:12928kB pagetables:32320kB bounce:0kB free_pcp:660kB local_pcp:532kB free_cma:0kB DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB 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 313618 pages reserved syz-executor.0: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 28142 Comm: syz-executor.0 Not tainted 4.9.141+ #1 ffff88015b7af888 ffffffff81b42e79 1ffff1002b6f5f13 ffff8801ce0f2f80 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff88015b7af9d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Mem-Info: active_anon:307804 inactive_anon:5213 isolated_anon:0 active_file:4964 inactive_file:44588 isolated_file:0 unevictable:0 dirty:96 writeback:0 unstable:0 slab_reclaimable:6713 slab_unreclaimable:64509 mapped:64439 shmem:13737 pagetables:8119 bounce:0 free:1141680 free_pcp:315 free_cma:0 Node 0 active_anon:1231216kB inactive_anon:20852kB active_file:19856kB inactive_file:178352kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257756kB dirty:384kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:32kB free_cma:0kB Normal free:1547256kB min:5580kB low:9168kB high:12756kB active_anon:1231216kB inactive_anon:20852kB active_file:19856kB inactive_file:178352kB unevictable:0kB writepending:384kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:26852kB slab_unreclaimable:258036kB kernel_stack:12992kB pagetables:32476kB bounce:0kB free_pcp:684kB local_pcp:140kB free_cma:0kB DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB 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 313618 pages reserved syz-executor.2: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 1 PID: 28144 Comm: syz-executor.2 Not tainted 4.9.141+ #1 ffff8801d6e77888 ffffffff81b42e79 1ffff1003adcef13 ffff8801d65f17c0 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff8801d6e779d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Mem-Info: active_anon:307804 inactive_anon:5213 isolated_anon:0 active_file:4964 inactive_file:44588 isolated_file:0 unevictable:0 dirty:96 writeback:0 unstable:0 slab_reclaimable:6713 slab_unreclaimable:64564 mapped:64464 shmem:13737 pagetables:8119 bounce:0 free:1141648 free_pcp:417 free_cma:0 Node 0 active_anon:1231216kB inactive_anon:20852kB active_file:19856kB inactive_file:178352kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257856kB dirty:384kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:636kB free_cma:0kB Normal free:1547128kB min:5580kB low:9168kB high:12756kB active_anon:1231216kB inactive_anon:20852kB active_file:19856kB inactive_file:178352kB unevictable:0kB writepending:384kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:26852kB slab_unreclaimable:258256kB kernel_stack:12864kB pagetables:32476kB bounce:0kB free_pcp:1000kB local_pcp:712kB free_cma:0kB DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB 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 313618 pages reserved syz-executor.2: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 1 PID: 28160 Comm: syz-executor.2 Not tainted 4.9.141+ #1 syz-executor.0: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) ffff8801a53cf888 ffffffff81b42e79 1ffff10034a79f13 ffff8801ce0f17c0 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff8801a53cf9d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb CPU: 0 PID: 28161 Comm: syz-executor.0 Not tainted 4.9.141+ #1 ffff8801c608f888[ 1080.750312] Mem-Info: active_anon:307891 inactive_anon:5215 isolated_anon:0 active_file:4964 inactive_file:44611 isolated_file:0 unevictable:0 dirty:121 writeback:0 unstable:0 slab_reclaimable:6725 slab_unreclaimable:64766 mapped:64439 shmem:13737 pagetables:8257 bounce:0 free:1141102 free_pcp:376 free_cma:0 Node 0 active_anon:1231564kB inactive_anon:20860kB active_file:19856kB inactive_file:178444kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257756kB dirty:484kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:636kB free_cma:0kB 0 3505 3505Normal free:1544944kB min:5580kB low:9168kB high:12756kB active_anon:1231564kB inactive_anon:20860kB active_file:19856kB inactive_file:178444kB unevictable:0kB writepending:484kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:26900kB slab_unreclaimable:259064kB kernel_stack:13280kB pagetables:33028kB bounce:0kB free_pcp:836kB local_pcp:436kB free_cma:0kB 0 0 0DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB 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 313618 pages reserved ffffffff81b42e79 1ffff10038c11f13 ffff8801cc3ac740 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff8801c608f9d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb syz-executor.2: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 1 PID: 28178 Comm: syz-executor.2 Not tainted 4.9.141+ #1 ffff8801d7c4f888 ffffffff81b42e79 1ffff1003af89f13 ffff8801d7d7df00 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff8801d7c4f9d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 Mem-Info: active_anon:307866 inactive_anon:5215 isolated_anon:0 active_file:4964 inactive_file:44611 isolated_file:0 unevictable:0 dirty:121 writeback:0 unstable:0 slab_reclaimable:6725 slab_unreclaimable:64618 mapped:64439 shmem:13737 pagetables:8257 bounce:0 free:1141375 free_pcp:335 free_cma:0 Node 0 active_anon:1231464kB inactive_anon:20860kB active_file:19856kB inactive_file:178444kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257756kB dirty:484kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:32kB free_cma:0kB Normal free:1546036kB min:5580kB low:9168kB high:12756kB active_anon:1231464kB inactive_anon:20860kB active_file:19856kB inactive_file:178444kB unevictable:0kB writepending:484kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:26900kB slab_unreclaimable:258472kB kernel_stack:13088kB pagetables:33028kB bounce:0kB free_pcp:672kB local_pcp:256kB free_cma:0kB DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB 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 313618 pages reserved [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 syz-executor.0: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb CPU: 0 PID: 28196 Comm: syz-executor.0 Not tainted 4.9.141+ #1 ffff8801c9a2f888 ffffffff81b42e79 1ffff10039345f13 ffff8801c7ea5f00 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff8801c9a2f9d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 Mem-Info: active_anon:312010 inactive_anon:5212 isolated_anon:0 active_file:4964 inactive_file:44619 isolated_file:0 unevictable:0 dirty:129 writeback:0 unstable:0 slab_reclaimable:6725 slab_unreclaimable:64900 mapped:64451 shmem:13737 pagetables:8307 bounce:0 free:1136768 free_pcp:352 free_cma:0 Node 0 active_anon:1248040kB inactive_anon:20848kB active_file:19856kB inactive_file:178476kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257804kB dirty:516kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:636kB free_cma:0kB Normal free:1527608kB min:5580kB low:9168kB high:12756kB active_anon:1248040kB inactive_anon:20848kB active_file:19856kB inactive_file:178476kB unevictable:0kB writepending:516kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:26900kB slab_unreclaimable:259600kB kernel_stack:13344kB pagetables:33228kB bounce:0kB free_pcp:740kB local_pcp:312kB free_cma:0kB DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB 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 313618 pages reserved [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Mem-Info: active_anon:307906 inactive_anon:5215 isolated_anon:0 active_file:4964 inactive_file:44624 isolated_file:0 unevictable:0 dirty:134 writeback:0 unstable:0 slab_reclaimable:6729 slab_unreclaimable:64566 mapped:64439 shmem:13737 pagetables:8261 bounce:0 free:1140467 free_pcp:514 free_cma:0 Node 0 active_anon:1245424kB inactive_anon:20860kB active_file:19856kB inactive_file:178496kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257756kB dirty:536kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:32kB free_cma:0kB audit_printk_skb: 6725 callbacks suppressed audit: type=1400 audit(1573912983.168:35751): avc: denied { net_admin } for pid=28216 comm="syz-executor.2" capability=12 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 syz-executor.2: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 1 PID: 28218 Comm: syz-executor.2 Not tainted 4.9.141+ #1 ffff8801c54d7888 ffffffff81b42e79 1ffff10038a9af13 ffff880185dd0000 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff8801c54d79d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Mem-Info: active_anon:316143 inactive_anon:5215 isolated_anon:0 active_file:4964 inactive_file:44624 isolated_file:0 unevictable:0 dirty:135 writeback:0 unstable:0 slab_reclaimable:6735 slab_unreclaimable:64596 mapped:64439 shmem:13737 pagetables:8331 bounce:0 free:1132107 free_pcp:295 free_cma:0 Node 0 active_anon:1264572kB inactive_anon:20860kB active_file:19856kB inactive_file:178496kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257756kB dirty:540kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:636kB free_cma:0kB Normal free:1508964kB min:5580kB low:9168kB high:12756kB active_anon:1264572kB inactive_anon:20860kB active_file:19856kB inactive_file:178496kB unevictable:0kB writepending:540kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:26940kB slab_unreclaimable:258384kB kernel_stack:13408kB pagetables:33324kB bounce:0kB free_pcp:512kB local_pcp:304kB free_cma:0kB DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB 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 313618 pages reserved audit: type=1400 audit(1573912983.198:35752): avc: denied { sys_admin } for pid=2075 comm="syz-executor.3" capability=21 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 audit: type=1400 audit(1573912983.198:35753): avc: denied { sys_admin } for pid=2075 comm="syz-executor.3" capability=21 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 audit: type=1400 audit(1573912983.198:35754): avc: denied { sys_admin } for pid=2075 comm="syz-executor.3" capability=21 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 audit: type=1400 audit(1573912983.198:35755): avc: denied { sys_admin } for pid=2075 comm="syz-executor.3" capability=21 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 audit: type=1400 audit(1573912983.228:35757): avc: denied { sys_admin } for pid=2071 comm="syz-executor.2" capability=21 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 audit: type=1400 audit(1573912983.228:35758): avc: denied { sys_admin } for pid=2071 comm="syz-executor.2" capability=21 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 audit: type=1400 audit(1573912983.198:35756): avc: denied { net_admin } for pid=2075 comm="syz-executor.3" capability=12 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 audit: type=1400 audit(1573912983.238:35759): avc: denied { net_admin } for pid=2075 comm="syz-executor.3" capability=12 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 audit: type=1400 audit(1573912983.248:35760): avc: denied { net_admin } for pid=2075 comm="syz-executor.3" capability=12 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 syz-executor.2: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 28229 Comm: syz-executor.2 Not tainted 4.9.141+ #1 ffff8801cecf7888 ffffffff81b42e79 1ffff10039d9ef13 ffff8801d2428000 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff8801cecf79d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Mem-Info: active_anon:313143 inactive_anon:5215 isolated_anon:0 active_file:4964 inactive_file:44624 isolated_file:0 unevictable:0 dirty:135 writeback:0 unstable:0 slab_reclaimable:6735 slab_unreclaimable:64758 mapped:64439 shmem:13737 pagetables:8368 bounce:0 free:1134886 free_pcp:277 free_cma:0 Node 0 active_anon:1252572kB inactive_anon:20860kB active_file:19856kB inactive_file:178496kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257756kB dirty:540kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:32kB free_cma:0kB Normal free:1520080kB min:5580kB low:9168kB high:12756kB active_anon:1252572kB inactive_anon:20860kB active_file:19856kB inactive_file:178496kB unevictable:0kB writepending:540kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:26940kB slab_unreclaimable:259032kB kernel_stack:13600kB pagetables:33472kB bounce:0kB free_pcp:436kB local_pcp:148kB free_cma:0kB DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB 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 313618 pages reserved lowmem_reserve[]: 0 3505 3505 Normal free:1542088kB min:5580kB low:9168kB high:12756kB active_anon:1231572kB inactive_anon:20860kB active_file:19856kB inactive_file:178520kB unevictable:0kB writepending:568kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:26976kB slab_unreclaimable:258896kB kernel_stack:13024kB pagetables:33020kB bounce:0kB free_pcp:1072kB local_pcp:652kB free_cma:0kB lowmem_reserve[]: 0 0 0 DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB Normal: 1332*4kB (UME) 2113*8kB (UME) 1261*16kB (UME) 235*32kB (UME) 513*64kB (UME) 491*128kB (UME) 129*256kB (UME) 103*512kB (UME) 60*1024kB (UME) 24*2048kB (UME) 293*4096kB (UM) = 1542088kB 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 313618 pages reserved syz-executor.2: vmalloc: allocation failure: 7265320960 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 28248 Comm: syz-executor.2 Not tainted 4.9.141+ #1 ffff8801a89a7888 ffffffff81b42e79 1ffff10035134f13 ffff8801608f4740 ffffffff82aa8c00 0000000000000001 0000000000400000 ffff8801a89a79d0 ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc.cold.31+0x7f/0x9c mm/page_alloc.c:3068 [] __vmalloc_node_range+0x35e/0x600 mm/vmalloc.c:1723 [] __vmalloc_node mm/vmalloc.c:1745 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1759 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1774 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:758 [] translate_table+0x215/0x1690 net/ipv6/netfilter/ip6_tables.c:733 [] do_replace net/ipv6/netfilter/ip6_tables.c:1186 [inline] [] do_ip6t_set_ctl+0x2ce/0x470 net/ipv6/netfilter/ip6_tables.c:1712 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x6d/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0xc8/0x130 net/ipv6/ipv6_sockglue.c:922 [] tcp_setsockopt+0x88/0xe0 net/ipv4/tcp.c:2758 [] sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1785 [inline] [] SyS_setsockopt+0x166/0x260 net/socket.c:1764 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Mem-Info: active_anon:308014 inactive_anon:5215 isolated_anon:0 active_file:4964 inactive_file:44644 isolated_file:0 unevictable:0 dirty:156 writeback:0 unstable:0 slab_reclaimable:6754 slab_unreclaimable:64723 mapped:64439 shmem:13737 pagetables:8383 bounce:0 free:1139994 free_pcp:407 free_cma:0 Node 0 active_anon:1240536kB inactive_anon:20860kB active_file:19856kB inactive_file:178588kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:257756kB dirty:636kB writeback:0kB shmem:54948kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA32 free:3019464kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:668kB local_pcp:32kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 Normal free:1524516kB min:5580kB low:9168kB high:12756kB active_anon:1248436kB inactive_anon:20860kB active_file:19856kB inactive_file:178588kB unevictable:0kB writepending:636kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:27016kB slab_unreclaimable:258932kB kernel_stack:13440kB pagetables:33528kB bounce:0kB free_pcp:536kB local_pcp:400kB free_cma:0kB lowmem_reserve[]: 0 0 0 DMA32: 2*4kB (UM) 2*8kB (M) 1*16kB (M) 3*32kB (UM) 5*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (M) 2*1024kB (UM) 2*2048kB (UM) 735*4096kB (M) = 3019464kB