netlink: 8 bytes leftover after parsing attributes in process `syz-executor4'. ================================================================== BUG: KASAN: wild-memory-access on address ffe708746c9bf000 Read of size 37 by task syz-executor6/4333 CPU: 0 PID: 4333 Comm: syz-executor6 Not tainted 4.9.52-gc30c69c #54 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c851fae8 ffffffff81d93149 ffe708746c9bf000 0000000000000025 0000000000000000 ffff8801d2534ea0 ffe708746c9bf000 ffff8801c851fb70 ffffffff8153d08f 0000000000000000 0000000000000001 ffffffff826648db Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] kasan_report_error mm/kasan/report.c:284 [inline] [] kasan_report.part.1+0x40f/0x500 mm/kasan/report.c:309 [] kasan_report+0x20/0x30 mm/kasan/report.c:296 [] check_memory_region_inline mm/kasan/kasan.c:308 [inline] [] check_memory_region+0x137/0x190 mm/kasan/kasan.c:315 [] kasan_check_read+0x11/0x20 mm/kasan/kasan.c:320 [] __copy_to_user arch/x86/include/asm/uaccess_64.h:182 [inline] [] sg_read_oxfer drivers/scsi/sg.c:1978 [inline] [] sg_read+0x124b/0x1400 drivers/scsi/sg.c:520 [] __vfs_read+0x103/0x670 fs/read_write.c:452 [] vfs_read+0x107/0x330 fs/read_write.c:475 [] SYSC_read fs/read_write.c:591 [inline] [] SyS_read+0xd9/0x1b0 fs/read_write.c:584 [] entry_SYSCALL_64_fastpath+0x23/0xc6 ================================================================== 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 netlink: 10 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 10 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. binder: 4392:4395 ioctl 8906 208ecffc returned -22 binder: 4392:4396 ioctl 8906 208ecffc returned -22 IPVS: length: 24 != 8 netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. IPVS: length: 24 != 8 keychord: using input dev AT Translated Set 2 keyboard for fevent keychord: invalid keycode count 0 keychord: Insufficient bytes present for keycount 18 keychord: using input dev AT Translated Set 2 keyboard for fevent keychord: invalid keycode count 0 binder: 4546:4548 ioctl 4b3b 1 returned -22 binder: 4546:4563 ioctl 4b3b 1 returned -22 binder: 4599:4602 ioctl c08c5335 209dcf74 returned -22 program syz-executor1 is using a deprecated SCSI ioctl, please convert it to SG_IO sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 binder: 4599:4620 ioctl 80404532 200f2f20 returned -22 binder: 4599:4620 ioctl c08c5335 209dcf74 returned -22 binder: 4599:4602 ioctl 80404532 200f2f20 returned -22 program syz-executor1 is using a deprecated SCSI ioctl, please convert it to SG_IO sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 binder_alloc: binder_alloc_mmap_handler: 4674 204f0000-204f4000 already mapped failed -16 binder: 4686:4689 ioctl 5607 0 returned -22 binder_alloc: binder_alloc_mmap_handler: 4674 204f0000-204f4000 already mapped failed -16 keychord: Insufficient bytes present for keycount 4090 keychord: Insufficient bytes present for keycount 4090 IPVS: Creating netns size=2536 id=11 device lo entered promiscuous mode device lo left promiscuous mode 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 SELinux: unrecognized netlink message: protocol=9 nlmsg_type=17 sclass=netlink_audit_socket pig=4883 comm=syz-executor4 SELinux: unrecognized netlink message: protocol=9 nlmsg_type=17 sclass=netlink_audit_socket pig=4894 comm=syz-executor4 device lo entered promiscuous mode IPVS: Creating netns size=2536 id=12 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 nla_parse: 3 callbacks suppressed netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. binder: 5334:5337 ioctl c0f85403 20fc5f08 returned -22 device gre0 entered promiscuous mode device gre0 entered promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5359 comm=syz-executor4 binder: 5334:5363 ioctl 890c 209fbf88 returned -22 binder: 5334:5363 ioctl c0f85403 20fc5f08 returned -22 binder: 5334:5363 ioctl 890c 209fbf88 returned -22 netlink: 5 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=770 sclass=netlink_route_socket pig=5520 comm=syz-executor4 binder: 5548:5552 ioctl 4b36 0 returned -22 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=770 sclass=netlink_route_socket pig=5520 comm=syz-executor4 binder: 5548:5552 ioctl 4b36 0 returned -22 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=770 sclass=netlink_route_socket pig=5520 comm=syz-executor4 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=770 sclass=netlink_route_socket pig=5520 comm=syz-executor4 devpts: called with bogus options devpts: called with bogus options SELinux: unrecognized netlink message: protocol=9 nlmsg_type=0 sclass=netlink_audit_socket pig=5734 comm=syz-executor7 SELinux: unrecognized netlink message: protocol=9 nlmsg_type=0 sclass=netlink_audit_socket pig=5734 comm=syz-executor7 SELinux: unrecognized netlink message: protocol=9 nlmsg_type=0 sclass=netlink_audit_socket pig=5734 comm=syz-executor7 binder: 5755:5758 ioctl 5206 20b07000 returned -22 binder: 5755:5758 ioctl 40505331 20663fb0 returned -22 binder: 5755:5786 ioctl 5206 20b07000 returned -22 binder: 5755:5786 ioctl 40505331 20663fb0 returned -22 binder: 5801:5804 ioctl 4b45 20306000 returned -22 capability: warning: `syz-executor4' uses deprecated v2 capabilities in a way that may be insecure binder: 5801:5804 ioctl 5607 0 returned -22 binder: 5801:5811 ioctl 4b45 20306000 returned -22 binder: 5801:5804 ioctl 5607 0 returned -22 device gre0 entered promiscuous mode netlink: 6 bytes leftover after parsing attributes in process `syz-executor4'. IPVS: Creating netns size=2536 id=13 tmpfs: No value for mount option 'K"WOSdYl' tmpfs: No value for mount option 'K"WOSdYl' device syz6 entered promiscuous mode device syz6 left promiscuous mode netlink: 1 bytes leftover after parsing attributes in process `syz-executor6'. loop_reread_partitions: partition scan of loop5 (t?`JzP[ p>TK6C="L l!V #F-') failed (rc=-13) device gre0 entered promiscuous mode netlink: 1 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 9 bytes leftover after parsing attributes in process `syz-executor5'. IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready sd 0:0:1:0: [sg0] tag#410 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#410 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#410 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#410 CDB[10]: 00 00 00 00 10 27 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#410 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#410 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#410 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#410 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#410 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#410 CDB[10]: 00 00 00 00 10 27 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#410 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#410 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 PF_BRIDGE: RTM_NEWNEIGH with invalid address sd 0:0:1:0: [sg0] tag#415 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#415 CDB: Test Unit Ready PF_BRIDGE: RTM_NEWNEIGH with invalid address sd 0:0:1:0: [sg0] tag#415 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#415 CDB[10]: 00 00 00 00 10 27 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#415 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 device gre0 entered promiscuous mode sd 0:0:1:0: [sg0] tag#415 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#422 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#422 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#422 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#422 CDB[10]: 00 00 00 00 10 27 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#422 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#422 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 sg_write: data in/out 2127708969/6 bytes for SCSI command 0xe3-- guessing data in; program syz-executor7 not setting count and/or reply_len properly binder: 6562:6565 ioctl 8918 20678000 returned -22 binder: 6562:6565 ioctl 8904 209beffc returned -22 sock: process `syz-executor6' is using obsolete setsockopt SO_BSDCOMPAT binder: 6562:6591 ioctl 8918 20678000 returned -22 binder: 6562:6602 ioctl 8904 209beffc returned -22 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 6596 Comm: syz-executor3 Tainted: G B 4.9.52-gc30c69c #54 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cc37f780 ffffffff81d93149 ffff8801cc37fa60 0000000000000000 ffff8801a7501190 ffff8801cc37f950 ffff8801a7501080 ffff8801cc37f978 ffffffff81660dc8 ffff8801cc37f8d0 0000000000000000 00000001ab559067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa48/0x1300 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+0x4eb/0xbd0 arch/x86/mm/fault.c:1397 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1460 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] SYSC_select fs/select.c:652 [inline] [] SyS_select+0x158/0x1e0 fs/select.c:634 [] entry_SYSCALL_64_fastpath+0x23/0xc6 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 6580 Comm: syz-executor3 Tainted: G B 4.9.52-gc30c69c #54 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d8b4f960 ffffffff81d93149 ffff8801d8b4fc40 0000000000000000 ffff8801a7501190 ffff8801d8b4fb30 ffff8801a7501080 ffff8801d8b4fb58 ffffffff81660dc8 ffff8801d8b4fab0 0000000000000000 00000001ab559067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa48/0x1300 fs/userfaultfd.c:323