===================================== [ BUG: bad unlock balance detected! ] syz-executor6: vmalloc: allocation failure: 17179082768 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 14598 Comm: syz-executor6 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c7b7f880 ffffffff81d90469 1ffff10038f6ff13 ffff8801d88d9800 ffffffff83ab7dc0 0000000000000001 0000000000400000 ffff8801c7b7f990 ffffffff8144ead2 024000c23fbace47 0000000041b58ab3 ffffffff8419145d 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:3063 [] __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+0x2da/0x1cd0 net/ipv4/netfilter/arp_tables.c:549 [] ? 0xffffffff810002b8 [] do_replace net/ipv4/netfilter/arp_tables.c:986 [inline] [] do_arpt_set_ctl+0x2b7/0x650 net/ipv4/netfilter/arp_tables.c:1465 [] 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:99068 inactive_anon:40 isolated_anon:0 active_file:4513 inactive_file:7182 isolated_file:0 unevictable:0 dirty:68 writeback:0 unstable:0 slab_reclaimable:7100 slab_unreclaimable:14172 mapped:22791 shmem:83 pagetables:754 bounce:0 free:1477214 free_pcp:332 free_cma:0 Node 0 active_anon:396272kB inactive_anon:160kB active_file:18052kB inactive_file:28728kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:91164kB dirty:272kB writeback:0kB shmem:332kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 55296kB 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:2911804kB min:36816kB low:46020kB high:55224kB active_anon:396272kB inactive_anon:160kB active_file:18052kB inactive_file:28728kB unevictable:0kB writepending:272kB present:4718592kB managed:3585220kB mlocked:0kB slab_reclaimable:28400kB slab_unreclaimable:56688kB kernel_stack:6112kB pagetables:3016kB bounce:0kB free_pcp:628kB local_pcp:336kB 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 11777 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 4.9.65-g8ae26d1 #98 Not tainted ------------------------------------- syz-executor5/14585 is trying to release lock (mrt_lock) at: [] ipmr_mfc_seq_stop+0xe4/0x140 net/ipv6/ip6mr.c:553 but there are no more locks to release! other info that might help us debug this: 2 locks held by syz-executor5/14585: #0: (&f->f_pos_lock){+.+.+.}, at: [] __fdget_pos+0x9f/0xc0 fs/file.c:781 #1: (&p->lock){+.+.+.}, at: [] seq_read+0xdd/0x1290 fs/seq_file.c:178 stack backtrace: CPU: 1 PID: 14585 Comm: syz-executor5 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801aa6c78e8 ffffffff81d90469 ffffffff849ae8b8 ffff8801a3ea1800 ffffffff834dea24 ffffffff849ae8b8 ffff8801a3ea2088 ffff8801aa6c7918 ffffffff81235524 dffffc0000000000 ffffffff849ae8b8 00000000ffffffff Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] print_unlock_imbalance_bug+0x174/0x1a0 kernel/locking/lockdep.c:3398 [] __lock_release kernel/locking/lockdep.c:3540 [inline] [] lock_release+0x6f8/0xb80 kernel/locking/lockdep.c:3775 [] __raw_read_unlock include/linux/rwlock_api_smp.h:225 [inline] [] _raw_read_unlock+0x1a/0x50 kernel/locking/spinlock.c:255 [] ipmr_mfc_seq_stop+0xe4/0x140 net/ipv6/ip6mr.c:553 [] seq_read+0xa83/0x1290 fs/seq_file.c:283 [] proc_reg_read+0xef/0x170 fs/proc/inode.c:202 [] do_loop_readv_writev.part.17+0x141/0x1e0 fs/read_write.c:714 [] do_loop_readv_writev fs/read_write.c:880 [inline] [] do_readv_writev+0x520/0x750 fs/read_write.c:874 [] vfs_readv+0x84/0xc0 fs/read_write.c:898 [] do_readv+0xe6/0x250 fs/read_write.c:924 [] SYSC_readv fs/read_write.c:1011 [inline] [] SyS_readv+0x27/0x30 fs/read_write.c:1008 [] entry_SYSCALL_64_fastpath+0x23/0xc6 netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'. IPVS: Creating netns size=2536 id=79 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 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=14832 comm=syz-executor2 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=14832 comm=syz-executor2 program syz-executor4 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 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=14832 comm=syz-executor2 program syz-executor4 is using a deprecated SCSI ioctl, please convert it to SG_IO SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=14859 comm=syz-executor2 sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 TCP: request_sock_TCPv6: Possible SYN flooding on port 20014. Sending cookies. Check SNMP counters. FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 14929 Comm: syz-executor0 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801aa48f940 ffffffff81d90469 ffff8801aa48fc20 0000000000000000 ffff8801c9716d10 ffff8801aa48fb10 ffff8801c9716c00 ffff8801aa48fb38 ffffffff8165e417 ffffffff83899ca5 ffff8801aa48fa90 00000001cfa92067 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 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 14940 Comm: syz-executor0 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cca1f940 ffffffff81d90469 ffff8801cca1fc20 0000000000000000 ffff8801c9716110 ffff8801cca1fb10 ffff8801c9716000 ffff8801cca1fb38 ffffffff8165e417 1ffff10039943f2f ffff8801cca1fa90 00000001a51d4067 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 netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. binder: 15069:15070 ERROR: BC_REGISTER_LOOPER called without request binder: 15069:15070 got reply transaction with bad transaction stack, transaction 570 has target 15069:0 binder: 15069:15070 transaction failed 29201/-71, size 24-8 line 2938 binder: 15069:15079 ioctl c018620b 20000fe8 returned -14 binder: 15069:15079 BC_FREE_BUFFER uffffffffffffffff no match binder: 15069:15079 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: 15069:15079 got transaction to invalid handle binder: 15069:15079 transaction failed 29201/-22, size 72-8 line 3007 binder: 15069:15079 BC_FREE_BUFFER u0000000000000000 no match binder: release 15069:15070 transaction 570 out, still active binder: undelivered TRANSACTION_COMPLETE binder: 15069:15079 ERROR: BC_REGISTER_LOOPER called without request binder: BINDER_SET_CONTEXT_MGR already set binder: 15069:15070 ioctl 40046207 0 returned -16 binder_alloc: 15069: binder_alloc_buf, no vma binder: 15069:15070 transaction failed 29189/-3, size 0-0 line 3130 binder: 15069:15079 ioctl c0306201 2000afd0 returned -14 binder: 15069:15070 ioctl c018620b 20000fe8 returned -14 binder: 15069:15070 BC_FREE_BUFFER uffffffffffffffff no match binder: 15069:15070 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: 15069:15070 got transaction to invalid handle binder: 15069:15070 transaction failed 29201/-22, size 72-8 line 3007 binder: undelivered TRANSACTION_ERROR: 29189 binder: 15069:15079 BC_FREE_BUFFER u0000000000000000 no match binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: send failed reply for transaction 570, target dead sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in; program syz-executor4 not setting count and/or reply_len properly program syz-executor0 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 program syz-executor0 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 netlink: 1 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor6'. binder: 15313:15319 not enough space to store 7 fds in buffer binder: 15313:15319 transaction failed 29201/-22, size 72-24 line 3272 binder: BINDER_SET_CONTEXT_MGR already set binder: 15313:15336 ioctl 40046207 0 returned -16 binder: 15313:15319 ioctl c0306201 20008000 returned -14 netlink: 16 bytes leftover after parsing attributes in process `syz-executor6'. program syz-executor0 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 program syz-executor0 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 device lo entered promiscuous mode device lo left promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=6 sclass=netlink_route_socket pig=15387 comm=syz-executor1 device lo entered promiscuous mode device lo left promiscuous mode IPVS: Creating netns size=2536 id=80 netlink: 5 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor7'. 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 9pnet_virtio: no channels available for device ./file0 loop_reread_partitions: partition scan of loop0 (2°]€fI¸Òæ¶Ì”B±!S,›ùDÏ') failed (rc=-13) 9pnet_virtio: no channels available for device ./file0 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 15522 Comm: syz-executor6 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801ceb2f980 ffffffff81d90469 ffff8801ceb2fc60 0000000000000000 ffff8801c9717a90 ffff8801ceb2fb50 ffff8801c9717980 ffff8801ceb2fb78 ffffffff8165e417 ffffffff811c45ab ffff8801ceb2fad0 00000001ca36c067 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 pktgen: kernel_thread() failed for cpu 1 device gre0 entered promiscuous mode loop_reread_partitions: partition scan of loop0 () failed (rc=-13) pktgen: Cannot create thread for cpu 1 (-4) IPVS: Creating netns size=2536 id=81 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 device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode rfkill: input handler disabled rfkill: input handler enabled binder: 15736:15737 ioctl c0306201 200b9fd0 returned -14 binder: 15736:15737 ioctl 40046205 2 returned -22 rfkill: input handler disabled binder: binder_mmap: 15736 20005000-20009000 bad vm_flags failed -1 binder: 15736:15737 ERROR: BC_REGISTER_LOOPER called without request binder: 15736:15737 ERROR: BC_ENTER_LOOPER called after BC_REGISTER_LOOPER binder: 15736:15749 unknown command 0 rfkill: input handler enabled binder: 15736:15749 ioctl c0306201 200b9fd0 returned -22 device lo left promiscuous mode binder: 15736:15749 ioctl 40046205 2 returned -22 binder: binder_mmap: 15736 20005000-20009000 bad vm_flags failed -1 binder: BINDER_SET_CONTEXT_MGR already set binder: 15776:15778 ioctl 40046207 0 returned -16 binder: 15815:15817 ioctl 40086602 ffffffffffff7fff returned -22 binder: 15815:15817 got reply transaction with no transaction stack device lo entered promiscuous mode device lo left promiscuous mode binder: 15815:15817 transaction failed 29201/-71, size 2-1144397507205 line 2923 binder: 15815:15825 Acquire 1 refcount change on invalid ref 1 ret -22 binder_alloc: 15815: binder_alloc_buf, no vma binder: 15815:15825 transaction failed 29189/-3, size 64-32 line 3130 binder: 15815:15833 ioctl 40086602 ffffffffffff7fff returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 15815:15825 got reply transaction with no transaction stack binder: 15815:15825 transaction failed 29201/-71, size 2-1144397507205 line 2923 binder: 15815:15833 ioctl 40046207 0 returned -16 device gre0 entered promiscuous mode binder: 15815:15825 Acquire 1 refcount change on invalid ref 1 ret -22 binder_alloc: 15815: binder_alloc_buf, no vma binder: 15815:15825 transaction failed 29189/-3, size 64-32 line 3130 binder: 15815:15849 unknown command 0 binder: 15815:15849 ioctl c0306201 20008000 returned -22 binder: 15815:15849 BC_CLEAR_DEATH_NOTIFICATION invalid ref -2 binder: 15815:15849 BC_FREE_BUFFER uffffffffffffffff no match binder_alloc: 15815: binder_alloc_buf, no vma binder: 15815:15849 transaction failed 29189/-3, size 48-32 line 3130 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 device gre0 entered promiscuous mode device gre0 left promiscuous mode device gre0 entered promiscuous mode netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'. binder: 15967:15968 ioctl 85 20416000 returned -22 binder: 15967:15968 ioctl c018620b 20236fe8 returned -14 binder: 15967:15968 IncRefs 0 refcount change on invalid ref 2 ret -22 netlink: 73 bytes leftover after parsing attributes in process `syz-executor0'. binder: 15967:15968 Acquire 1 refcount change on invalid ref 4 ret -22 netlink: 73 bytes leftover after parsing attributes in process `syz-executor0'. binder: 15967:15968 unknown command 0 binder: 15967:15985 ioctl 85 20416000 returned -22 binder: 15967:15968 ioctl c0306201 20000fd0 returned -22 binder: 15967:15968 ioctl c018620b 20236fe8 returned -14 netlink: 9 bytes leftover after parsing attributes in process `syz-executor2'. A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. binder: 16061:16064 got reply transaction with no transaction stack binder: 16061:16064 transaction failed 29201/-71, size 32-8 line 2923 binder: 16061:16064 BC_DEAD_BINDER_DONE 0000000000000002 not found binder: release 16061:16064 transaction 589 out, still active binder: release 16061:16064 transaction 588 in, still active binder: undelivered TRANSACTION_COMPLETE binder: release 16061:16087 transaction 588 out, still active binder: undelivered TRANSACTION_COMPLETE binder: send failed reply for transaction 589, target dead binder: send failed reply for transaction 588, target dead device lo entered promiscuous mode binder: 16061:16087 got reply transaction with no transaction stack binder: 16061:16087 transaction failed 29201/-71, size 32-8 line 2923 binder: 16061:16064 BC_DEAD_BINDER_DONE 0000000000000002 not found binder_alloc: 16061: binder_alloc_buf, no vma binder: 16061:16087 transaction failed 29189/-3, size 0-0 line 3130 binder: undelivered TRANSACTION_ERROR: 29189 device gre0 entered promiscuous mode A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. binder: 16293:16295 ioctl c018620b 20009fe8 returned -14 binder: 16293:16295 ERROR: BC_REGISTER_LOOPER called without request device lo entered promiscuous mode qtaguid: iface_stat: create(lo): no inet dev qtaguid: iface_stat: create6(lo): no inet dev binder: 16295 RLIMIT_NICE not set IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready qtaguid: iface_stat: create6(lo): no inet dev binder: 16293:16295 ERROR: BC_REGISTER_LOOPER called without request binder: 16293:16295 DecRefs 0 refcount change on invalid ref 3 ret -22 binder: 16293:16295 DecRefs 0 refcount change on invalid ref 1 ret -22 binder: 16293:16295 ERROR: BC_REGISTER_LOOPER called without request device lo left promiscuous mode binder: 16293:16304 got reply transaction with no transaction stack binder: 16293:16304 transaction failed 29201/-71, size 0-0 line 2923 device lo entered promiscuous mode qtaguid: iface_stat: create(lo): no inet dev qtaguid: iface_stat: create6(lo): no inet dev IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready qtaguid: iface_stat: create6(lo): no inet dev device gre0 entered promiscuous mode device lo left promiscuous mode device gre0 entered promiscuous mode IPVS: Creating netns size=2536 id=82 device gre0 entered promiscuous mode device gre0 left promiscuous mode device gre0 entered promiscuous mode 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 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=21818 sclass=netlink_route_socket pig=16463 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=21818 sclass=netlink_route_socket pig=16473 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=16465 comm=syz-executor7 loop_reread_partitions: partition scan of loop0 (2°]€fI¸Òæ¶Ì”B±!S,›ùDÏ') failed (rc=-13) 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 VFS: Dirty inode writeback failed for block device loop0 (err=-5). loop_reread_partitions: partition scan of loop0 () failed (rc=-13) PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex qtaguid: iface_stat: create6(lo): no inet dev PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex qtaguid: iface_stat: create6(lo): no inet dev blk_update_request: I/O error, dev loop0, sector 0 nla_parse: 11 callbacks suppressed netlink: 5 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor4'. blk_update_request: I/O error, dev loop0, sector 0 PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex keychord: invalid keycode count 0 PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex qtaguid: iface_stat: create6(lo): no inet dev keychord: invalid keycode count 0 qtaguid: iface_stat: create6(lo): no inet dev