device lo entered promiscuous mode ================================================================== BUG: KASAN: use-after-free in __read_once_size include/linux/compiler.h:243 [inline] at addr ffff8801cf9df908 BUG: KASAN: use-after-free in atomic_read arch/x86/include/asm/atomic.h:26 [inline] at addr ffff8801cf9df908 BUG: KASAN: use-after-free in static_key_count include/linux/jump_label.h:174 [inline] at addr ffff8801cf9df908 BUG: KASAN: use-after-free in static_key_false include/linux/jump_label.h:184 [inline] at addr ffff8801cf9df908 BUG: KASAN: use-after-free in perf_sw_event include/linux/perf_event.h:1039 [inline] at addr ffff8801cf9df908 BUG: KASAN: use-after-free in __do_page_fault+0xc80/0xd70 arch/x86/mm/fault.c:1438 at addr ffff8801cf9df908 Read of size 8 by task syz-executor7/5811 CPU: 1 PID: 5811 Comm: syz-executor7 Not tainted 4.9.64-gfbb7468 #94 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801ce027d88 ffffffff81d90429 ffff8801da155140 ffff8801cf9df8b8 ffff8801cf9df970 ffffed0039f3bf21 ffff8801cf9df908 ffff8801ce027db0 ffffffff8153a3ac ffffed0039f3bf21 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 ffff8801cf9df8b8, in cache vm_area_struct size: 184 Allocated: PID = 5811 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 = 5823 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: ffff8801cf9df800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc ffff8801cf9df880: fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb fb >ffff8801cf9df900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc ^ ffff8801cf9df980: fc fc fc fc fc fc fb fb fb fb fb fb fb fb fb fb ffff8801cf9dfa00: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc ================================================================== device lo left promiscuous mode netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. sock: process `syz-executor0' is using obsolete setsockopt SO_BSDCOMPAT binder: 5976:5977 ioctl c018aa3f 20fabfe8 returned -22 binder: 5976:5990 ioctl c018aa3f 20fabfe8 returned -22 nla_parse: 2 callbacks suppressed netlink: 48 bytes leftover after parsing attributes in process `syz-executor3'. 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 IPVS: Creating netns size=2536 id=12 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 binder: 6208:6210 ioctl 8936 20c4cfff returned -22 netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. binder: 6208:6210 ioctl 8936 20c4cfff returned -22 netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. binder: 6253:6256 ioctl 4b44 20ad2000 returned -22 binder: 6255:6257 ioctl c08c5335 209dcf74 returned -22 binder: 6255:6257 ioctl c08c5335 209dcf74 returned -22 binder: 6253:6260 ioctl 4b44 20ad2000 returned -22 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 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 binder: 6410:6414 ioctl c0106426 2022a000 returned -22 tc_ctl_action: received NO action attribs tc_ctl_action: received NO action attribs binder: 6410:6414 ioctl c0106426 2022a000 returned -22 binder: 6447:6454 ioctl c08c5335 209dcf74 returned -22 device gre0 entered promiscuous mode netlink: 5 bytes leftover after parsing attributes in process `syz-executor7'. binder: 6447:6496 ioctl c08c5335 209dcf74 returned -22 netlink: 5 bytes leftover after parsing attributes in process `syz-executor7'. device gre0 entered promiscuous mode netlink: 11 bytes leftover after parsing attributes in process `syz-executor6'. IPVS: Creating netns size=2536 id=13 netlink: 11 bytes leftover after parsing attributes in process `syz-executor6'. device gre0 entered promiscuous mode IPVS: length: 24 != 120 netlink: 9 bytes leftover after parsing attributes in process `syz-executor7'. A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. netlink: 9 bytes leftover after parsing attributes in process `syz-executor7'. A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=6842 comm=syz-executor7 ALSA: seq fatal error: cannot create timer (-19) SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=6842 comm=syz-executor7 netlink: 1 bytes leftover after parsing attributes in process `syz-executor0'. ALSA: seq fatal error: cannot create timer (-19) loop: Write error at byte offset 18446744073709547520, length 4096. blk_update_request: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, lost async page write loop_reread_partitions: partition scan of loop0 (2°]€fI¸Òæ¶Ì”B±!S,›ùDÏ') failed (rc=-13) FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 6907 Comm: syz-executor2 Tainted: G B 4.9.64-gfbb7468 #94 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d572f6e0 ffffffff81d90429 ffff8801d572f9c0 0000000000000000 ffff8801d18c2410 ffff8801d572f8b0 ffff8801d18c2300 ffff8801d572f8d8 ffffffff8165e3c7 ffffffff812395a0 ffff8801d572f830 00000001cfc8d067 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 [] vfs_ioctl fs/ioctl.c:43 [inline] [] do_vfs_ioctl+0x1aa/0x1140 fs/ioctl.c:679 [] SYSC_ioctl fs/ioctl.c:694 [inline] [] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:685 [] entry_SYSCALL_64_fastpath+0x23/0xc6 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 6887 Comm: syz-executor2 Tainted: G B 4.9.64-gfbb7468 #94 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d61e7870 ffffffff81d90429 ffff8801d61e7b50 0000000000000000 ffff8801d18c2410 ffff8801d61e7a40 ffff8801d18c2300 ffff8801d61e7a68 ffffffff8165e3c7 00fff1003ac3cf24 ffff8801d61e79c0 00000001cfc8d067 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 [] do_syscall_64+0x197/0x490 arch/x86/entry/common.c:280 [] entry_SYSCALL64_slow_path+0x25/0x25 IPVS: Creating netns size=2536 id=14 loop: Write error at byte offset 18446744073709547520, length 512. blk_update_request: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, lost async page write IPVS: Creating netns size=2536 id=15 VFS: Dirty inode writeback failed for block device loop0 (err=-5). loop_reread_partitions: partition scan of loop0 () failed (rc=-13) device gre0 entered promiscuous mode binder: 7254:7255 ioctl 4b45 20306000 returned -22 binder: 7254:7255 ioctl 4b45 20306000 returned -22 device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode device gre0 entered promiscuous mode nla_parse: 7 callbacks suppressed netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. SELinux: unrecognized netlink message: protocol=9 nlmsg_type=20 sclass=netlink_audit_socket pig=7515 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=9 nlmsg_type=20 sclass=netlink_audit_socket pig=7526 comm=syz-executor6 TCP: request_sock_TCP: Possible SYN flooding on port 20030. Sending cookies. Check SNMP counters. sock: process `syz-executor1' is using obsolete setsockopt SO_BSDCOMPAT device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode device gre0 entered promiscuous mode binder: 7664:7666 ioctl 402c5342 20c86000 returned -22 binder: 7664:7666 ioctl 402c5342 20c86000 returned -22 IPVS: Creating netns size=2536 id=16 blk_update_request: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, lost async page write blk_update_request: I/O error, dev loop0, sector 8 Buffer I/O error on dev loop0, logical block 1, lost async page write blk_update_request: I/O error, dev loop0, sector 16 netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. Buffer I/O error on dev loop0, logical block 2, lost async page write blk_update_request: I/O error, dev loop0, sector 24 Buffer I/O error on dev loop0, logical block 3, lost async page write netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. blk_update_request: I/O error, dev loop0, sector 32 Buffer I/O error on dev loop0, logical block 4, lost async page write blk_update_request: I/O error, dev loop0, sector 40 Buffer I/O error on dev loop0, logical block 5, lost async page write blk_update_request: I/O error, dev loop0, sector 48 Buffer I/O error on dev loop0, logical block 6, lost async page write blk_update_request: I/O error, dev loop0, sector 56 Buffer I/O error on dev loop0, logical block 7, lost async page write pktgen: kernel_thread() failed for cpu 1 pktgen: Cannot create thread for cpu 1 (-4) IPVS: Creating netns size=2536 id=17 netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. binder: 7871:7872 ioctl 5609 208daffa returned -22 netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. binder: 7871:7890 ioctl 5609 208daffa returned -22 binder: 7918:7925 ioctl c058534b 20ff1000 returned -22 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 binder: 7918:7936 ioctl c058534b 20ff1000 returned -22 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 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 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 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 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 binder: 8018:8030 ioctl 40106439 20ff4000 returned -22 binder: 8028:8034 ioctl c0286404 209bffd8 returned -22 binder: 8028:8034 ioctl 4c02 20190000 returned -22 binder: 8028:8034 ioctl 4c05 2063b000 returned -22 binder: 8028:8035 ioctl c0286404 209bffd8 returned -22 binder: 8028:8034 ioctl 4c02 20190000 returned -22 binder: 8028:8035 ioctl 4c05 2063b000 returned -22 binder: 8018:8042 ioctl 40084503 20cfeff8 returned -22 binder: 8018:8042 ioctl 40106439 20ff4000 returned -22 binder: 8018:8042 ioctl 40084503 20cfeff8 returned -22 device gre0 entered promiscuous mode binder: 8160:8162 ioctl 8040451a 20266000 returned -22 binder: 8160:8162 ioctl 6431 0 returned -22 device gre0 entered promiscuous mode device gre0 left promiscuous mode FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 8164 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 ffff8801ac1475d0 ffffffff81d90429 ffff8801ac1478b0 0000000000000000 ffff8801aa9dc710 ffff8801ac1477a0 ffff8801aa9dc600 ffff8801ac1477c8 ffffffff8165e3c7 0000000000000000 ffff8801ac147720 00000001c65f1067 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 FAULT_FLAG_ALLOW_RETRY missing 30 [] vfs_ioctl fs/ioctl.c:43 [inline] [] do_vfs_ioctl+0x1aa/0x1140 fs/ioctl.c:679 [] SYSC_ioctl fs/ioctl.c:694 [inline] [] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:685 [] entry_SYSCALL_64_fastpath+0x23/0xc6 CPU: 0 PID: 8149 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 ffff8801aa1975d0 ffffffff81d90429 ffff8801aa1978b0 0000000000000000 ffff8801aa9dc710 ffff8801aa1977a0 ffff8801aa9dc600 ffff8801aa1977c8 ffffffff8165e3c7 0000000000000000 ffff8801aa197720 00000001c65f1067 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 [] vfs_ioctl fs/ioctl.c:43 [inline] [] do_vfs_ioctl+0x1aa/0x1140 fs/ioctl.c:679 [] SYSC_ioctl fs/ioctl.c:694 [inline] [] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:685 [] entry_SYSCALL_64_fastpath+0x23/0xc6 syz-executor2: vmalloc: allocation failure: 17179869168 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 8172 Comm: syz-executor2 Tainted: G B 4.9.64-gfbb7468 #94 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d4ef7880 ffffffff81d90429 1ffff1003a9def13 ffff8801d56ee000 ffffffff83ab7d80 0000000000000001 0000000000400000 ffff8801d4ef7990 ffffffff8144ead2 024000c23722e802 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:88711 inactive_anon:1492 isolated_anon:0 active_file:3518 inactive_file:6528 isolated_file:0 unevictable:0 dirty:120 writeback:0 unstable:0 slab_reclaimable:5221 slab_unreclaimable:12768 mapped:24110 shmem:1524 pagetables:813 bounce:0 free:1489978 free_pcp:376 free_cma:0 Node 0 active_anon:354844kB inactive_anon:5968kB active_file:14072kB inactive_file:26112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96440kB dirty:480kB writeback:0kB shmem:6096kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 28672kB 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:48kB free_cma:0kB Normal free:2962860kB min:36816kB low:46020kB high:55224kB active_anon:354844kB inactive_anon:5968kB active_file:14072kB inactive_file:26112kB unevictable:0kB writepending:480kB present:4718592kB managed:3585220kB mlocked:0kB slab_reclaimable:20884kB slab_unreclaimable:51200kB kernel_stack:6208kB pagetables:3252kB bounce:0kB free_pcp:804kB local_pcp:468kB 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 11531 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 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 8164 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 ffff8801ac1475d0 ffffffff81d90429 ffff8801ac1478b0 0000000000000000