================================================================== BUG: KASAN: use-after-free in __read_once_size include/linux/compiler.h:243 [inline] at addr ffff8801a7b3c240 BUG: KASAN: use-after-free in atomic_read arch/x86/include/asm/atomic.h:26 [inline] at addr ffff8801a7b3c240 BUG: KASAN: use-after-free in static_key_count include/linux/jump_label.h:174 [inline] at addr ffff8801a7b3c240 BUG: KASAN: use-after-free in static_key_false include/linux/jump_label.h:184 [inline] at addr ffff8801a7b3c240 BUG: KASAN: use-after-free in perf_sw_event include/linux/perf_event.h:1039 [inline] at addr ffff8801a7b3c240 BUG: KASAN: use-after-free in __do_page_fault+0xc80/0xd70 arch/x86/mm/fault.c:1438 at addr ffff8801a7b3c240 netlink: 18 bytes leftover after parsing attributes in process `syz-executor4'. Read of size 8 by task syz-executor2/3808 netlink: 18 bytes leftover after parsing attributes in process `syz-executor4'. CPU: 1 PID: 3808 Comm: syz-executor2 Not tainted 4.9.64-gfbb7468 #94 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a9327d88 ffffffff81d90429 ffff8801da155140 ffff8801a7b3c1f0 ffff8801a7b3c2a8 ffffed0034f67848 ffff8801a7b3c240 ffff8801a9327db0 ffffffff8153a3ac ffffed0034f67848 ffff8801da155140 0000000000000000 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] kasan_object_err+0x1c/0x70 mm/kasan/report.c:160 [] print_address_description mm/kasan/report.c:198 [inline] [] kasan_report_error mm/kasan/report.c:287 [inline] [] kasan_report.part.1+0x21c/0x500 mm/kasan/report.c:309 [] kasan_report mm/kasan/report.c:330 [inline] [] __asan_report_load8_noabort+0x29/0x30 mm/kasan/report.c:330 [] __read_once_size include/linux/compiler.h:243 [inline] [] atomic_read arch/x86/include/asm/atomic.h:26 [inline] [] static_key_count include/linux/jump_label.h:174 [inline] [] static_key_false include/linux/jump_label.h:184 [inline] [] perf_sw_event include/linux/perf_event.h:1039 [inline] [] __do_page_fault+0xc80/0xd70 arch/x86/mm/fault.c:1438 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1460 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 Object at ffff8801a7b3c1f0, in cache vm_area_struct size: 184 Allocated: PID = 3808 save_stack_trace+0x16/0x20 arch/x86/kernel/stacktrace.c:57 save_stack+0x43/0xd0 mm/kasan/kasan.c:495 set_track mm/kasan/kasan.c:507 [inline] kasan_kmalloc+0xad/0xe0 mm/kasan/kasan.c:598 kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:537 slab_post_alloc_hook mm/slab.h:417 [inline] slab_alloc_node mm/slub.c:2715 [inline] slab_alloc mm/slub.c:2723 [inline] kmem_cache_alloc+0xba/0x290 mm/slub.c:2728 kmem_cache_zalloc include/linux/slab.h:626 [inline] mmap_region+0x587/0xfd0 mm/mmap.c:1662 do_mmap+0x57b/0xbe0 mm/mmap.c:1473 do_mmap_pgoff include/linux/mm.h:2018 [inline] vm_mmap_pgoff+0x16b/0x1b0 mm/util.c:305 SYSC_mmap_pgoff mm/mmap.c:1523 [inline] SyS_mmap_pgoff+0xd0/0x560 mm/mmap.c:1481 SYSC_mmap arch/x86/kernel/sys_x86_64.c:95 [inline] SyS_mmap+0x16/0x20 arch/x86/kernel/sys_x86_64.c:86 entry_SYSCALL_64_fastpath+0x23/0xc6 Freed: PID = 3820 save_stack_trace+0x16/0x20 arch/x86/kernel/stacktrace.c:57 save_stack+0x43/0xd0 mm/kasan/kasan.c:495 set_track mm/kasan/kasan.c:507 [inline] kasan_slab_free+0x73/0xc0 mm/kasan/kasan.c:571 slab_free_hook mm/slub.c:1355 [inline] slab_free_freelist_hook mm/slub.c:1377 [inline] slab_free mm/slub.c:2958 [inline] kmem_cache_free+0xb2/0x2e0 mm/slub.c:2980 remove_vma+0x11d/0x160 mm/mmap.c:175 remove_vma_list mm/mmap.c:2482 [inline] do_munmap+0x7ff/0xeb0 mm/mmap.c:2705 mmap_region+0x14d/0xfd0 mm/mmap.c:1635 do_mmap+0x57b/0xbe0 mm/mmap.c:1473 do_mmap_pgoff include/linux/mm.h:2018 [inline] vm_mmap_pgoff+0x16b/0x1b0 mm/util.c:305 SYSC_mmap_pgoff mm/mmap.c:1523 [inline] SyS_mmap_pgoff+0xd0/0x560 mm/mmap.c:1481 SYSC_mmap arch/x86/kernel/sys_x86_64.c:95 [inline] SyS_mmap+0x16/0x20 arch/x86/kernel/sys_x86_64.c:86 entry_SYSCALL_64_fastpath+0x23/0xc6 Memory state around the buggy address: ffff8801a7b3c100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff8801a7b3c180: fb fb fb fb fb fb fc fc fc fc fc fc fc fc fb fb >ffff8801a7b3c200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff8801a7b3c280: fb fb fb fb fb fc fc fc fc fc fc fc fc fb fb fb ffff8801a7b3c300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== mmap: syz-executor5 (3867) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.txt. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3878 comm=syz-executor4 binder: 3946:3951 ioctl 540f 20526ffc returned -22 binder: 3946:3951 ioctl 540f 20c8b000 returned -22 device  entered promiscuous mode binder: 3946:3951 ioctl 540f 20526ffc returned -22 binder: 3946:3955 ioctl 540f 20c8b000 returned -22 device  left promiscuous mode device  entered promiscuous mode device  left promiscuous mode sock: process `syz-executor4' is using obsolete getsockopt SO_BSDCOMPAT capability: warning: `syz-executor5' uses deprecated v2 capabilities in a way that may be insecure binder: 4067:4075 ioctl c058534b 205e4000 returned -22 binder: 4067:4075 ioctl c058534b 205e4000 returned -22 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4104 comm=syz-executor4 syz-executor6: vmalloc: allocation failure: 17179869168 bytes[ 44.750875] device gre0 entered promiscuous mode , mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) device gre0 left promiscuous mode CPU: 1 PID: 4150 Comm: syz-executor6 Tainted: G B 4.9.64-gfbb7468 #94 device gre0 entered promiscuous mode Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801ac747880 ffffffff81d90429 1ffff100358e8f13 ffff8801d1af1800 ffffffff83ab7d80 0000000000000001 0000000000400000 ffff8801ac747990 ffffffff8144ead2 024000c2664b3532 0000000041b58ab3 ffffffff8419115d 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:3054 [] __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/0x1e30 net/ipv4/netfilter/ip_tables.c:700 [] do_replace net/ipv4/netfilter/ip_tables.c:1151 [inline] [] do_ipt_set_ctl+0x2be/0x470 net/ipv4/netfilter/ip_tables.c:1687 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1243 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2736 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1771 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1750 [] entry_SYSCALL_64_fastpath+0x23/0xc6 Mem-Info: active_anon:68079 inactive_anon:43 isolated_anon:0 active_file:3440 inactive_file:6477 isolated_file:0 unevictable:0 dirty:95 writeback:0 unstable:0 slab_reclaimable:4287 slab_unreclaimable:15032 mapped:22615 shmem:50 pagetables:770 bounce:0 free:1509433 free_pcp:304 free_cma:0 Node 0 active_anon:278468kB inactive_anon:172kB active_file:13760kB inactive_file:25908kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:90460kB dirty:380kB writeback:0kB shmem:200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB 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 lowmem_reserve[]: 0 2910 6411 6411 DMA32 free:2981144kB min:30600kB low:38248kB high:45896kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2981844kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:700kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 Normal free:3030912kB min:36816kB low:46020kB high:55224kB active_anon:281096kB inactive_anon:172kB active_file:13760kB inactive_file:25908kB unevictable:0kB writepending:380kB present:4718592kB managed:3585220kB mlocked:0kB slab_reclaimable:17148kB slab_unreclaimable:60292kB kernel_stack:6336kB pagetables:3352kB bounce:0kB free_pcp:292kB local_pcp:96kB 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 (U) [ 45.224710] device gre0 entered promiscuous mode 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 4*4kB (M) 3*8kB (M) 5*16kB (M) 3*32kB (M) 3*64kB [ 45.248234] syz-executor6: vmalloc: allocation failure: 17179869168 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 4175 Comm: syz-executor6 Tainted: G B 4.9.64-gfbb7468 #94 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801ca1af880 ffffffff81d90429 1ffff10039435f13 ffff8801cf6dc800 ffffffff83ab7d80 0000000000000001 0000000000400000 ffff8801ca1af990 ffffffff8144ead2 024000c2dc757c3f 0000000041b58ab3 ffffffff8419115dCall 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:3054 [] __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/0x1e30 net/ipv4/netfilter/ip_tables.c:700 [] do_replace net/ipv4/netfilter/ip_tables.c:1151 [inline] [] do_ipt_set_ctl+0x2be/0x470 net/ipv4/netfilter/ip_tables.c:1687 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1243 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2736 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1771 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1750 [] entry_SYSCALL_64_fastpath+0x23/0xc6 Mem-Info: active_anon:69301 inactive_anon:43 isolated_anon:0 active_file:3440 inactive_file:6480 isolated_file:0 unevictable:0 dirty:98 writeback:0 unstable:0 slab_reclaimable:4287 slab_unreclaimable:15307 mapped:22596 shmem:50 pagetables:770 bounce:0 free:1507851 free_pcp:302 free_cma:0 Node 0 active_anon:277204kB inactive_anon:172kB active_file:13760kB inactive_file:25920kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:90384kB dirty:392kB writeback:0kB shmem:200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 18432kB 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 0 2910 6411 6411DMA32 free:2981144kB min:30600kB low:38248kB high:45896kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2981844kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:700kB local_pcp:700kB free_cma:0kB 0 0 3501 3501Normal free:3034352kB min:36816kB low:46020kB high:55224kB active_anon:277204kB inactive_anon:172kB active_file:13760kB inactive_file:25920kB unevictable:0kB writepending:392kB present:4718592kB managed:3585220kB mlocked:0kB slab_reclaimable:17148kB slab_unreclaimable:61228kB kernel_stack:6272kB pagetables:3080kB bounce:0kB free_pcp:508kB local_pcp:308kB free_cma:0kB 0 0 0 0DMA: 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 9969 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 320236 pages reserved (M) 3*128kB (M) 2*256kB (M) 2*512kB (M) 1*1024kB (M) 2*2048kB (M) 726*4096kB (M) = 2981144kB Normal: 3007*4kB (UME) 3278*8kB (UME) 2374*16kB (UME) 1892*32kB (UME) 1305*64kB (UME) 365*128kB (UME) 67*256kB (UM) 22*512kB (U) 8*1024kB (U) 4*2048kB (UE) 670*4096kB (M) = 3056140kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 9969 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 320236 pages reserved keychord: invalid keycode count 0 netlink: 11 bytes leftover after parsing attributes in process `syz-executor0'. binder: 4278:4279 ioctl c0406429 2053cfc0 returned -22 binder: 4278:4279 ioctl c0406429 2053cfc0 returned -22 device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode capability: warning: `syz-executor0' uses 32-bit capabilities (legacy support in use) 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 binder: 4444:4445 ioctl 40485404 20000fb8 returned -22 binder: 4444:4445 ioctl 40485404 20000fb8 returned -22 device gre0 entered promiscuous mode device gre0 entered promiscuous mode sg_write: data in/out 156/5168 bytes for SCSI command 0x85-- guessing data in; program syz-executor3 not setting count and/or reply_len properly binder: 4876:4878 ioctl 5609 208daffa returned -22 binder: 4876:4902 ioctl 4b6b 205fbfec returned -22 sock: sock_set_timeout: `syz-executor1' (pid 4907) tries to set negative timeout nla_parse: 7 callbacks suppressed netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. binder: 4876:4878 ioctl 5609 208daffa returned -22 binder: 4876:4878 ioctl 4b6b 205fbfec returned -22 sock: sock_set_timeout: `syz-executor1' (pid 4950) tries to set negative timeout netlink: 1 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor0'. SELinux: unrecognized netlink message: protocol=4 nlmsg_type=25 sclass=netlink_tcpdiag_socket pig=5049 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=25 sclass=netlink_tcpdiag_socket pig=5070 comm=syz-executor0 IPVS: length: 24 != 120 device gre0 entered promiscuous mode IPVS: length: 24 != 120 blk_update_request: I/O error, dev loop0, sector 0 blk_update_request: I/O error, dev loop0, sector 255 blk_update_request: I/O error, dev loop0, sector 0 blk_update_request: I/O error, dev loop0, sector 255 device gre0 entered promiscuous mode netlink: 11 bytes leftover after parsing attributes in process `syz-executor2'. binder_alloc: binder_alloc_mmap_handler: 5518 20000000-20400000 already mapped failed -16 netlink: 11 bytes leftover after parsing attributes in process `syz-executor2'. binder_alloc: binder_alloc_mmap_handler: 5540 20000000-20400000 already mapped failed -16 device gre0 entered promiscuous mode cgroup: cgroup2: unknown option "" device gre0 entered promiscuous mode binder: 5686:5694 ioctl 5402 20f52000 returned -22 binder: 5686:5694 ioctl 4b36 0 returned -22 binder: 5686:5711 ioctl 5402 20f52000 returned -22 binder: 5686:5694 ioctl 4b36 0 returned -22 syz-executor5: vmalloc: allocation failure: 17179869168 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 1 PID: 5727 Comm: syz-executor5 Tainted: G B 4.9.64-gfbb7468 #94 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c60df880 ffffffff81d90429 1ffff10038c1bf13 ffff8801c6d38000 ffffffff83ab7d80 0000000000000001 0000000000400000 ffff8801c60df990 ffffffff8144ead2 024000c2b245f4e4 0000000041b58ab3 ffffffff8419115d 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:3054 [] __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/0x1e30 net/ipv4/netfilter/ip_tables.c:700 [] do_replace net/ipv4/netfilter/ip_tables.c:1151 [inline] [] do_ipt_set_ctl+0x2be/0x470 net/ipv4/netfilter/ip_tables.c:1687 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1243 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2736 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1771 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1750 [] entry_SYSCALL_64_fastpath+0x23/0xc6 Mem-Info: active_anon:81579 inactive_anon:48 isolated_anon:0 active_file:3499 inactive_file:6449 isolated_file:0 unevictable:0 dirty:20 writeback:0 unstable:0 slab_reclaimable:5107 slab_unreclaimable:46958 mapped:22726 shmem:89 pagetables:825 bounce:0 free:1463417 free_pcp:238 free_cma:0 Node 0 active_anon:326316kB inactive_anon:192kB active_file:13996kB inactive_file:25796kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:90904kB dirty:80kB writeback:0kB shmem:356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 61440kB 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:2981144kB min:30600kB low:38248kB high:45896kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2981844kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:700kB local_pcp:0kB free_cma:0kB Normal free:2856484kB min:36816kB low:46020kB high:55224kB active_anon:326316kB inactive_anon:192kB active_file:13996kB inactive_file:25796kB unevictable:0kB writepending:80kB present:4718592kB managed:3585220kB mlocked:0kB slab_reclaimable:20428kB slab_unreclaimable:187832kB kernel_stack:6176kB pagetables:3300kB bounce:0kB free_pcp:352kB local_pcp:104kB 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 10036 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 320236 pages reserved syz-executor5: vmalloc: allocation failure: 17179869168 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 5753 Comm: syz-executor5 Tainted: G B 4.9.64-gfbb7468 #94 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d9997880 ffffffff81d90429 1ffff1003b332f13 ffff8801d9981800 ffffffff83ab7d80 0000000000000001 0000000000400000 ffff8801d9997990 ffffffff8144ead2 024000c24969a39f 0000000041b58ab3 ffffffff8419115d 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:3054 [] __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/0x1e30 net/ipv4/netfilter/ip_tables.c:700 [] do_replace net/ipv4/netfilter/ip_tables.c:1151 [inline] [] do_ipt_set_ctl+0x2be/0x470 net/ipv4/netfilter/ip_tables.c:1687 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1243 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2736 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1771 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1750 [] entry_SYSCALL_64_fastpath+0x23/0xc6 Mem-Info: active_anon:78595 inactive_anon:64 isolated_anon:0 active_file:3499 inactive_file:6450 isolated_file:0 unevictable:0 dirty:49 writeback:0 unstable:0 slab_reclaimable:5129 slab_unreclaimable:47590 mapped:22665 shmem:104 pagetables:797 bounce:0 free:1465649 free_pcp:418 free_cma:0 Node 0 active_anon:314380kB inactive_anon:256kB active_file:13996kB inactive_file:25800kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:90660kB dirty:196kB writeback:0kB shmem:416kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 51200kB 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:2981144kB min:30600kB low:38248kB high:45896kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2981844kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:700kB local_pcp:700kB free_cma:0kB Normal free:2865544kB min:36816kB low:46020kB high:55224kB active_anon:314380kB inactive_anon:256kB active_file:13996kB inactive_file:25800kB unevictable:0kB writepending:196kB present:4718592kB managed:3585220kB mlocked:0kB slab_reclaimable:20516kB slab_unreclaimable:190360kB kernel_stack:6080kB pagetables:3188kB bounce:0kB free_pcp:972kB local_pcp:500kB 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 10052 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 320236 pages reserved binder: 5815:5822 ioctl 4b45 20306000 returned -22 binder: 5815:5848 ioctl 4b45 20306000 returned -22 netlink: 18 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor4'. FAULT_FLAG_ALLOW_RETRY missing 30 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 5958 Comm: syz-executor0 Tainted: G B 4.9.64-gfbb7468 #94 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c8d378b0 ffffffff81d90429 ffff8801c8d37b90 0000000000000000 ffff8801d5a4d190 ffff8801c8d37a80 ffff8801d5a4d080 ffff8801c8d37aa8 ffffffff8165e3c7 ffffffff83897fe3 ffff8801c8d37a00 00000001cfc77067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa37/0x1300 fs/userfaultfd.c:323 [] do_anonymous_page mm/memory.c:2747 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1fd1/0x2530 mm/memory.c:3614 [] __do_page_fault+0x5b7/0xd70 arch/x86/mm/fault.c:1396 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1460 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] entry_SYSCALL_64_fastpath+0x23/0xc6 loop_reread_partitions: partition scan of loop0 (2°]€fI¸Òæ¶Ì”B±!S,›ùDÏ') failed (rc=-13) 9pnet_virtio: no channels available for device H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H loop_reread_partitions: partition scan of loop0 () failed (rc=-13) 9pnet_virtio: no channels available for device H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H¨H CPU: 1 PID: 5974 Comm: syz-executor0 Tainted: G B 4.9.64-gfbb7468 #94 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801adb6f930 ffffffff81d90429 ffff8801adb6fc10 0000000000000000 ffff8801d5a4d190 ffff8801adb6fb00 ffff8801d5a4d080 ffff8801adb6fb28 ffffffff8165e3c7 0000000000000000 ffff8801adb6fa80 00000001cfc77067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa37/0x1300 fs/userfaultfd.c:323 [] do_anonymous_page mm/memory.c:2747 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1fd1/0x2530 mm/memory.c:3614 [] __do_page_fault+0x5b7/0xd70 arch/x86/mm/fault.c:1396 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1460 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] entry_SYSCALL_64_fastpath+0x23/0xc6 device gre0 entered promiscuous mode device gre0 entered promiscuous mode binder: 6143:6146 ioctl 4b67 20000ff0 returned -22 binder: 6143:6160 ioctl 4b67 20000ff0 returned -22 device lo entered promiscuous mode device gre0 entered promiscuous mode device lo left promiscuous mode netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'. device lo entered promiscuous mode netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'. device lo left promiscuous mode binder: 6224:6226 ioctl 541c 20dd8ff4 returned -22 binder: 6224:6226 ioctl 54a3 0 returned -22 binder: 6224:6234 ioctl 541c 20dd8ff4 returned -22 binder: 6224:6226 ioctl 54a3 0 returned -22 IPVS: Creating netns size=2536 id=11