binder: 14407:14426 transaction failed 29189/-22, size 0-0 line 3007 binder: undelivered TRANSACTION_ERROR: 29189 [ BUG: bad unlock balance detected! ] 4.9.65-g8ae26d1 #98 Not tainted ------------------------------------- FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 14413 Comm: syz-executor0 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801ce46f9a0 ffffffff81d90469 ffff8801ce46fc80 0000000000000000 ffff8801ccd7ad10 ffff8801ce46fb70 ffff8801ccd7ac00 ffff8801ce46fb98 ffffffff8165e417 0000000000000282 ffff8801ce46faf0 00000001c52a4067 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 [] SYSC_sigaltstack kernel/signal.c:3170 [inline] [] SyS_sigaltstack+0x6c/0x90 kernel/signal.c:3168 [] entry_SYSCALL_64_fastpath+0x23/0xc6 binder: 14407:14442 BC_DEAD_BINDER_DONE 0000000000000000 not found binder: 14407:14426 transaction failed 29189/-22, size 0-0 line 3007 syz-executor2/14420 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-executor2/14420: #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: 14420 Comm: syz-executor2 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cef3f8e8 ffffffff81d90469 ffffffff849ae8b8 ffff8801c8344800 ffffffff834dea24 ffffffff849ae8b8 ffff8801c8345088 ffff8801cef3f918 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 device lo left promiscuous mode binder: undelivered TRANSACTION_ERROR: 29189 binder: 14465:14467 ERROR: BC_REGISTER_LOOPER called without request binder: 14465:14467 ioctl c0306201 20008fd0 returned -14 binder: 14465:14472 ERROR: BC_REGISTER_LOOPER called without request device lo entered promiscuous mode binder: 14494:14498 BC_DEAD_BINDER_DONE 0000000000000003 not found binder: 14494:14498 BC_INCREFS_DONE u000000002011a000 no match binder: 14494:14498 got transaction with invalid parent offset or type binder: 14494:14498 transaction failed 29201/-22, size 32-24 line 3253 binder: 14494:14501 got transaction with unaligned buffers size, 58534 binder: 14494:14501 transaction failed 29201/-22, size 0-40 line 3175 binder: BINDER_SET_CONTEXT_MGR already set binder: 14494:14501 ioctl 40046207 0 returned -16 binder: 14494:14501 BC_DEAD_BINDER_DONE 0000000000000003 not found binder: 14494:14501 BC_INCREFS_DONE u000000002011a000 no match binder_alloc: 14494: binder_alloc_buf, no vma binder: 14494:14498 transaction failed 29189/-3, size 0-40 line 3130 binder: 14494:14501 unknown command 0 binder: 14494:14501 ioctl c0306201 20004000 returned -22 mmap: syz-executor3 (14504): VmData 2301952 exceed data ulimit 0. Update limits or use boot option ignore_rlimit_data. binder: undelivered TRANSACTION_ERROR: 29201 device lo entered promiscuous mode FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 14569 Comm: syz-executor3 Not tainted 4.9.65-g8ae26d1 #98 nla_parse: 2 callbacks suppressed netlink: 13 bytes leftover after parsing attributes in process `syz-executor4'. Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c735f4e0[ 77.692131] netlink: 13 bytes leftover after parsing attributes in process `syz-executor4'. ffffffff81d90469 ffff8801c735f7c0 0000000000000000 ffff8801ccd7b610 ffff8801c735f6b0 ffff8801ccd7b500 ffff8801c735f6d8 ffffffff8165e417 ffff880102408040 ffff8801c735f630 00000001a6471067 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 [] generic_perform_write+0x1dc/0x500 mm/filemap.c:2731 [] __generic_file_write_iter+0x348/0x570 mm/filemap.c:2866 [] generic_file_write_iter+0x2d5/0x600 mm/filemap.c:2894 [] new_sync_write fs/read_write.c:499 [inline] [] __vfs_write+0x4bf/0x680 fs/read_write.c:512 [] vfs_write+0x189/0x530 fs/read_write.c:560 [] SYSC_write fs/read_write.c:607 [inline] [] SyS_write+0xd9/0x1b0 fs/read_write.c:599 [] entry_SYSCALL_64_fastpath+0x23/0xc6 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 binder: 14713:14714 BC_DEAD_BINDER_DONE 0000000000000001 not found binder: 14713:14714 Acquire 1 refcount change on invalid ref 1 ret -22 program syz-executor6 is using a deprecated SCSI ioctl, please convert it to SG_IO binder: 14713:14733 Release 1 refcount change on invalid ref 0 ret -22 binder: 14713:14733 transaction failed 29189/-22, size 64-40 line 3007 binder: 14713:14740 BC_DEAD_BINDER_DONE 0000000000000001 not found binder: 14713:14740 Acquire 1 refcount change on invalid ref 1 ret -22 program syz-executor6 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: 14713:14733 Release 1 refcount change on invalid ref 0 ret -22 binder: 14713:14733 transaction failed 29189/-22, size 64-40 line 3007 sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 device gre0 entered promiscuous mode device gre0 entered promiscuous mode Tx-ring is not supported. TCP: request_sock_TCPv6: Possible SYN flooding on port 20018. Sending cookies. Check SNMP counters. 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 netlink: 44 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 44 bytes leftover after parsing attributes in process `syz-executor6'. TCP: request_sock_TCPv6: Possible SYN flooding on port 20018. Sending cookies. Check SNMP counters. FAULT_FLAG_ALLOW_RETRY missing 30 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 14972 Comm: syz-executor1 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a65f7990 ffffffff81d90469 ffff8801a65f7c70 0000000000000000 ffff8801a30bb910 ffff8801a65f7b60 ffff8801a30bb800 ffff8801a65f7b88 ffffffff8165e417 0000000000000000 ffff8801a65f7ae0 00000001a7c14067 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: 16 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor3'. PF_BRIDGE: RTM_NEWNEIGH with invalid ifindex PF_BRIDGE: RTM_NEWNEIGH with invalid ifindex CPU: 0 PID: 14975 Comm: syz-executor1 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a638f9c0 ffffffff81d90469 ffff8801a638fca0 0000000000000000 ffff8801a30bb910 ffff8801a638fb90 ffff8801a30bb800 ffff8801a638fbb8 ffffffff8165e417 6f24acb727d64977 ffff8801a638fb10 00000001a7c14067 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 [] SYSC_keyctl security/keys/keyctl.c:1604 [inline] [] SyS_keyctl+0x1fb/0x230 security/keys/keyctl.c:1592 [] entry_SYSCALL_64_fastpath+0x23/0xc6 FAULT_FLAG_ALLOW_RETRY missing 30 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 14972 Comm: syz-executor1 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a65f7990 ffffffff81d90469 ffff8801a65f7c70 0000000000000000 ffff8801ccd7bc10 ffff8801a65f7b60 ffff8801ccd7bb00 ffff8801a65f7b88 ffffffff8165e417 ffffffff810ec920 ffff8801a65f7ae0 00000001a7c14067 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 CPU: 1 PID: 14975 Comm: syz-executor1 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a638f9c0 ffffffff81d90469 ffff8801a638fca0 0000000000000000 ffff8801ccd7bc10 ffff8801a638fb90 ffff8801ccd7bb00 ffff8801a638fbb8 ffffffff8165e417 6f24acb727d64977 ffff8801a638fb10 00000001a7c14067 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 [] SYSC_keyctl security/keys/keyctl.c:1604 [inline] [] SyS_keyctl+0x1fb/0x230 security/keys/keyctl.c:1592 [] entry_SYSCALL_64_fastpath+0x23/0xc6 binder: 15116:15117 BC_INCREFS_DONE node 211 has no pending increfs request binder: 15116:15117 ioctl c0306201 20002fd0 returned -11 binder: BINDER_SET_CONTEXT_MGR already set binder: 15116:15122 ioctl 40046207 0 returned -16 binder: 15116:15122 BC_INCREFS_DONE node 211 has no pending increfs request binder: 15116:15122 ioctl c0306201 20002fd0 returned -11 binder: 15167:15168 Acquire 1 refcount change on invalid ref 2 ret -22 binder: 15167:15168 IncRefs 0 refcount change on invalid ref 0 ret -22 binder: 15167:15168 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: 15167:15168 ERROR: BC_REGISTER_LOOPER called without request binder: 15167:15168 Release 1 refcount change on invalid ref 0 ret -22 binder: 15167:15168 ioctl c0306201 20002fd0 returned -14 binder: 15167:15173 DecRefs 0 refcount change on invalid ref 2 ret -22 binder: 15167:15173 BC_FREE_BUFFER u0000000000000000 no match binder: 15167:15173 BC_INCREFS_DONE u0000000000000000 node 212 cookie mismatch 0000000000000004 != 0000000000000000 binder: 15167:15168 ioctl 4c00 14 returned -22 binder: 15167:15168 ioctl 801054db 2000d000 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 15167:15168 ioctl 40046207 0 returned -16 binder: 15167:15173 got transaction with unaligned buffers size, 65 binder: 15167:15173 transaction failed 29201/-22, size 0-40 line 3175 binder: BINDER_SET_CONTEXT_MGR already set binder: 15167:15173 ioctl 40046207 0 returned -16 binder: undelivered TRANSACTION_ERROR: 29201 device sit0 entered promiscuous mode binder: 15167:15173 Acquire 1 refcount change on invalid ref 2 ret -22 binder: 15167:15173 IncRefs 0 refcount change on invalid ref 0 ret -22 binder: 15167:15173 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: 15167:15173 ERROR: BC_REGISTER_LOOPER called without request binder: 15167:15228 unknown command 0 binder: 15167:15228 ioctl c0306201 20006000 returned -22 binder: 15167:15220 ioctl 4c00 17 returned -22 binder: 15167:15228 ioctl 801054db 2000d000 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 15167:15220 ioctl 40046207 0 returned -16 loop: Write error at byte offset 0, length 512. blk_update_request: I/O error, dev loop4, sector 0 Buffer I/O error on dev loop4, logical block 0, lost async page write VFS: Dirty inode writeback failed for block device loop4 (err=-5). binder: 15167:15228 got transaction with unaligned buffers size, 65 binder: 15167:15228 transaction failed 29201/-22, size 0-40 line 3175 binder: BINDER_SET_CONTEXT_MGR already set binder: 15167:15228 ioctl 40046207 0 returned -16 binder: 15167:15173 Release 1 refcount change on invalid ref 0 ret -22 binder: 15167:15173 ioctl c0306201 20002fd0 returned -14 binder: undelivered TRANSACTION_ERROR: 29201 netlink: 16 bytes leftover after parsing attributes in process `syz-executor1'. device gre0 entered promiscuous mode netlink: 16 bytes leftover after parsing attributes in process `syz-executor1'. device gre0 entered promiscuous mode keychord: invalid keycode count 0 binder: 15283:15286 got transaction to invalid handle binder: 15283:15286 transaction failed 29201/-22, size 24-0 line 3007 binder: 15283:15286 ioctl c0306201 2000bfd0 returned -14 sd 0:0:1:0: [sg0] tag#595 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#595 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#595 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#595 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#595 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#595 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 binder: 15283:15289 unknown command 0 binder: 15283:15289 ioctl c0306201 2000bfd0 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 15283:15286 ioctl 40046207 0 returned -16 binder_alloc: 15283: binder_alloc_buf, no vma binder: 15283:15289 transaction failed 29189/-3, size 0-0 line 3130 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 binder: send failed reply for transaction 218 to 15283:15286 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 keychord: invalid keycode count 0 sd 0:0:1:0: [sg0] tag#595 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#595 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#595 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#595 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#595 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#595 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 keychord: Insufficient bytes present for keycount 18 keychord: Insufficient bytes present for keycount 18 device gre0 entered promiscuous mode device lo left promiscuous mode binder: 15579:15581 BC_DEAD_BINDER_DONE fffffffffffffffd not found binder: 15579:15581 BC_ACQUIRE_DONE uffffffffffffffff no match binder: 15579:15581 ioctl c0306201 2000f000 returned -11 binder: 15579:15581 got transaction with unaligned buffers size, 58534 binder: 15579:15581 transaction failed 29201/-22, size 72-40 line 3175 binder: 15579:15581 ioctl c0306201 20008fd0 returned -14 binder: 15579:15581 BC_DEAD_BINDER_DONE fffffffffffffffd not found binder: 15579:15581 BC_ACQUIRE_DONE uffffffffffffffff no match device lo entered promiscuous mode binder: BINDER_SET_CONTEXT_MGR already set binder: 15579:15600 ioctl 40046207 0 returned -16 device lo left promiscuous mode FAULT_FLAG_ALLOW_RETRY missing 30 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 15596 Comm: syz-executor6 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cf637710 ffffffff81d90469 ffff8801cf6379f0 0000000000000000 ffff8801a30ba410 ffff8801cf6378e0 ffff8801a30ba300 ffff8801cf637908 ffffffff8165e417 ffffffff84649720 ffff8801cf637860 00000001c7b4f067 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 [] 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: 15587 Comm: syz-executor6 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d8d975d0 ffffffff81d90469 ffff8801d8d978b0 0000000000000000 ffff8801a30ba410 ffff8801d8d977a0 ffff8801a30ba300 ffff8801d8d977c8 ffffffff8165e417 0000000000000000 ffff8801d8d97720 00000001c7b4f067 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 binder: 15579:15581 ioctl c0306201 2000f000 returned -11 binder: 15579:15581 Release 1 refcount change on invalid ref 0 ret -22 binder: 15579:15581 got transaction with unaligned buffers size, 58534 binder: 15579:15581 transaction failed 29201/-22, size 72-40 line 3175 binder: 15579:15600 ioctl c0306201 20008fd0 returned -14 binder: 15579:15600 ioctl c0086420 20007ff8 returned -22 CPU: 1 PID: 15601 Comm: syz-executor6 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a7f87930 ffffffff81d90469 ffff8801a7f87c10 0000000000000000 ffff8801a30ba410 ffff8801a7f87b00 ffff8801a30ba300 ffff8801a7f87b28 ffffffff8165e417 ffff8801a7f87ac8 ffff8801a7f87a80 00000001c7b4f067 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 IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 15761 Comm: syz-executor1 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a87f78b0 ffffffff81d90469 ffff8801a87f7b90 0000000000000000 ffff8801ccd7a890 ffff8801a87f7a80 ffff8801ccd7a780 ffff8801a87f7aa8 ffffffff8165e417 ffffffff83897fa3 ffff8801a87f7a00 00000001a6f2d067 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 IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready binder: 15866:15869 got transaction to invalid handle binder: 15866:15869 transaction failed 29201/-22, size 24-0 line 3007 binder: 15866:15869 ioctl c0306201 2000bfd0 returned -14 binder: 15894:15895 got reply transaction with no transaction stack binder: 15866:15869 got transaction to invalid handle binder: 15866:15869 transaction failed 29201/-22, size 24-0 line 3007 binder: 15866:15869 ioctl c0306201 2000bfd0 returned -14 binder: BINDER_SET_CONTEXT_MGR already set binder: 15866:15869 ioctl 40046207 0 returned -16 binder_alloc: 15866: binder_alloc_buf, no vma binder: 15866:15887 transaction failed 29189/-3, size 0-0 line 3130 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 binder: send failed reply for transaction 231 to 15866:15869 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 device gre0 entered promiscuous mode binder: 15901:15904 got transaction to invalid handle binder: 15901:15904 transaction failed 29201/-22, size 24-0 line 3007 binder: 15901:15904 ioctl c0306201 2000bfd0 returned -14 device gre0 left promiscuous mode binder: 15901:15904 got transaction to invalid handle binder: 15901:15904 transaction failed 29201/-22, size 24-0 line 3007 binder: 15901:15904 ioctl c0306201 2000bfd0 returned -14 binder: BINDER_SET_CONTEXT_MGR already set binder: 15901:15904 ioctl 40046207 0 returned -16 binder_alloc: 15901: binder_alloc_buf, no vma binder: 15901:15906 transaction failed 29189/-3, size 0-0 line 3130 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 binder: send failed reply for transaction 238 to 15901:15904 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 binder_alloc: 15894: binder_alloc_buf, no vma binder: 15894:15900 transaction failed 29189/-3, size 0-0 line 3130 nla_parse: 11 callbacks suppressed netlink: 11 bytes leftover after parsing attributes in process `syz-executor3'. binder: 15894:15923 got reply transaction with no transaction stack binder: 15894:15923 transaction failed 29201/-71, size 40-72 line 2923 binder: 15894:15923 ioctl c0306201 2000bfd0 returned -14 binder: BINDER_SET_CONTEXT_MGR already set binder: 15894:15900 ioctl 40046207 0 returned -16 device gre0 entered promiscuous mode device gre0 left promiscuous mode netlink: 11 bytes leftover after parsing attributes in process `syz-executor3'. device gre0 entered promiscuous mode devpts: called with bogus options devpts: called with bogus options binder: 15894:15895 transaction failed 29201/-71, size 40-72 line 2923 binder: 15894:15895 ioctl c0306201 2000bfd0 returned -14 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29189 IPVS: Creating netns size=2536 id=21 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=770 sclass=netlink_route_socket pig=15980 comm=syz-executor1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=771 sclass=netlink_route_socket pig=15980 comm=syz-executor1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=770 sclass=netlink_route_socket pig=16035 comm=syz-executor1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=771 sclass=netlink_route_socket pig=16047 comm=syz-executor1 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: 16096:16104 Acquire 1 refcount change on invalid ref 2 ret -22 binder: 16096:16104 IncRefs 0 refcount change on invalid ref 3 ret -22 binder: 16096:16104 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: 16096:16104 ERROR: BC_REGISTER_LOOPER called without request binder: 16096:16104 Release 1 refcount change on invalid ref 0 ret -22 binder: 16096:16104 ioctl c0306201 20002fd0 returned -14 binder: BINDER_SET_CONTEXT_MGR already set binder: 16096:16135 ioctl 40046207 0 returned -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 16096:16104 ioctl 40046207 0 returned -16 binder: 16152:16154 ioctl 8918 20003fe0 returned -22 binder: 16152:16154 ioctl 8924 20002000 returned -22 binder: 16152:16154 ERROR: BC_REGISTER_LOOPER called without request binder: 16152:16167 unknown command 0 binder: 16152:16167 ioctl c0306201 20005000 returned -22 binder: 16096:16104 Acquire 1 refcount change on invalid ref 2 ret -22 binder: 16096:16104 IncRefs 0 refcount change on invalid ref 3 ret -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 16096:16181 ioctl 40046207 0 returned -16 FAULT_FLAG_ALLOW_RETRY missing 31 CPU: 1 PID: 16161 Comm: syz-executor2 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a91e7870 ffffffff81d90469 ffff8801a91e7b50 0000000000000000 ffff8801a30bb790 ffff8801a91e7a40 ffff8801a30bb680 ffff8801a91e7a68 ffffffff8165e417 ffff8801a91e78a0 ffffffff811b8ccd 0000000006d3b980 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:2783 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1f82/0x2530 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 [] SYSC_getrandom drivers/char/random.c:1899 [inline] [] SyS_getrandom+0x165/0x2a0 drivers/char/random.c:1880 [] entry_SYSCALL_64_fastpath+0x23/0xc6 binder: BINDER_SET_CONTEXT_MGR already set binder: 16096:16159 ioctl 40046207 0 returned -16 binder: 16152:16180 ioctl 8918 20003fe0 returned -22 binder: 16152:16167 ioctl 8924 20002000 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 16152:16180 ioctl 40046207 0 returned -16 binder: 16152:16180 ERROR: BC_REGISTER_LOOPER called without request binder_alloc: 16096: binder_alloc_buf, no vma binder: 16096:16159 transaction failed 29189/-3, size 0-0 line 3130 binder: BINDER_SET_CONTEXT_MGR already set binder: 16096:16192 ioctl 40046207 0 returned -16 binder: undelivered TRANSACTION_ERROR: 29189 binder: 16152:16167 unknown command 0 binder: 16152:16167 ioctl c0306201 20005000 returned -22 binder: 16096:16104 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: 16096:16104 ERROR: BC_REGISTER_LOOPER called without request binder: 16096:16104 Release 1 refcount change on invalid ref 0 ret -22 binder: 16096:16104 ioctl c0306201 20002fd0 returned -14 binder: send failed reply for transaction 244 to 16096:16104 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 device gre0 entered promiscuous mode loop: Write error at byte offset 0, length 512. blk_update_request: I/O error, dev loop4, sector 0 loop: Write error at byte offset 0, length 512. blk_update_request: I/O error, dev loop4, sector 0 device lo left promiscuous mode binder: 16346:16347 ioctl 5206 2000bffc returned -22 binder: 16346:16347 got reply transaction with no transaction stack binder: 16346:16347 transaction failed 29201/-71, size 2-6181628549 line 2923 binder: 16346:16347 ioctl 801054db 20010000 returned -22 syz-executor6: vmalloc: allocation failure: 17112498176 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 1 PID: 16355 Comm: syz-executor6 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a812f880 ffffffff81d90469 1ffff10035025f13 ffff8801a7dec800 ffffffff83ab7dc0 0000000000000001 0000000000400000 ffff8801a812f990 ffffffff8144ead2 024000c297dd41c0 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+0x21a/0x1e80 net/ipv6/netfilter/ip6_tables.c:730 [] ? 0xffffffff810002b8 [] do_replace net/ipv6/netfilter/ip6_tables.c:1182 [inline] [] do_ip6t_set_ctl+0x2be/0x470 net/ipv6/netfilter/ip6_tables.c:1708 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0x115/0x150 net/ipv6/ipv6_sockglue.c:903 [] 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:92150 inactive_anon:2886 isolated_anon:0 active_file:3744 inactive_file:6755 isolated_file:0 unevictable:0 dirty:89 writeback:0 unstable:0 slab_reclaimable:7068 slab_unreclaimable:56018 mapped:25594 shmem:2912 pagetables:802 bounce:0 free:1440718 free_pcp:334 free_cma:0 Node 0 active_anon:368600kB inactive_anon:11544kB active_file:14976kB inactive_file:27020kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:102376kB dirty:356kB writeback:0kB shmem:11648kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 69632kB 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:2765820kB min:36816kB low:46020kB high:55224kB active_anon:368600kB inactive_anon:11544kB active_file:14976kB inactive_file:27020kB unevictable:0kB writepending:356kB present:4718592kB managed:3585220kB mlocked:0kB slab_reclaimable:28272kB slab_unreclaimable:224072kB kernel_stack:5984kB pagetables:3208kB bounce:0kB free_pcp:636kB local_pcp:252kB 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 13410 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 device lo entered promiscuous mode device lo left promiscuous mode binder: 16346:16370 BC_INCREFS_DONE uffffffffffffffff no match binder: 16346:16370 got transaction to invalid handle binder: 16346:16370 transaction failed 29201/-22, size 40-16 line 3007 binder: 16346:16370 BC_CLEAR_DEATH_NOTIFICATION invalid ref 2 binder: 16346:16370 BC_FREE_BUFFER u0000000020000000 matched unreturned buffer binder: 16346:16370 got reply transaction with no transaction stack binder: 16346:16370 transaction failed 29201/-71, size 0-8 line 2923 binder: 16346:16376 ioctl 5206 2000bffc returned -22 binder: 16346:16376 got reply transaction with no transaction stack binder: 16346:16376 transaction failed 29201/-71, size 2-6181628549 line 2923 binder: 16346:16376 ioctl 801054db 20010000 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 16346:16370 ioctl 40046207 0 returned -16 binder: 16346:16379 BC_INCREFS_DONE uffffffffffffffff no match binder: 16346:16379 got transaction to invalid handle binder: 16346:16379 transaction failed 29201/-22, size 40-16 line 3007 binder_alloc: 16346: binder_alloc_buf, no vma binder: 16346:16379 transaction failed 29189/-3, size 0-0 line 3130 binder: 16346:16370 BC_CLEAR_DEATH_NOTIFICATION invalid ref 2 binder: 16346:16370 BC_FREE_BUFFER u0000000020000000 no match binder: 16346:16370 got reply transaction with no transaction stack binder: 16346:16370 transaction failed 29201/-71, size 0-8 line 2923 device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode PF_BRIDGE: RTM_SETLINK with unknown ifindex PF_BRIDGE: RTM_SETLINK with unknown ifindex binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered transaction 250, process died. binder: 16445:16467 Acquire 1 refcount change on invalid ref 2 ret -22 binder: 16445:16467 IncRefs 0 refcount change on invalid ref 3 ret -22 binder: 16445:16467 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: 16445:16467 ERROR: BC_REGISTER_LOOPER called without request binder: 16445:16467 Release 1 refcount change on invalid ref 0 ret -22 binder: 16445:16467 ioctl c0306201 20002fd0 returned -14 device lo entered promiscuous mode device lo left promiscuous mode loop: Write error at byte offset 0, length 512. blk_update_request: I/O error, dev loop4, sector 0 Buffer I/O error on dev loop4, logical block 0, lost async page write device lo entered promiscuous mode device lo entered promiscuous mode IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready device lo left promiscuous mode binder: BINDER_SET_CONTEXT_MGR already set binder: 16445:16482 ioctl 40046207 0 returned -16 device lo entered promiscuous mode binder: send failed reply for transaction 257 to 16445:16494 binder: 16445:16467 ioctl c0306201 2000bfd0 returned -14 binder: BINDER_SET_CONTEXT_MGR already set binder: 16445:16467 ioctl 40046207 0 returned -16 loop: Write error at byte offset 0, length 512. blk_update_request: I/O error, dev loop4, sector 0 Buffer I/O error on dev loop4, logical block 0, lost async page write binder: 16445:16467 Acquire 1 refcount change on invalid ref 2 ret -22 binder: 16445:16467 IncRefs 0 refcount change on invalid ref 3 ret -22 binder: 16445:16467 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: 16445:16467 ERROR: BC_REGISTER_LOOPER called without request binder: 16445:16467 Release 1 refcount change on invalid ref 0 ret -22 binder: 16445:16467 ioctl c0306201 20002fd0 returned -14 binder: BINDER_SET_CONTEXT_MGR already set binder: 16445:16508 ioctl 40046207 0 returned -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 16445:16467 ioctl 40046207 0 returned -16 binder_alloc: 16445: binder_alloc_buf, no vma binder: 16445:16515 transaction failed 29189/-3, size 0-0 line 3130 binder: BINDER_SET_CONTEXT_MGR already set binder: 16445:16515 ioctl 40046207 0 returned -16 TCP: request_sock_TCP: Possible SYN flooding on port 20022. Sending cookies. Check SNMP counters. binder: undelivered TRANSACTION_ERROR: 29189 TCP: request_sock_TCP: Possible SYN flooding on port 20022. Sending cookies. Check SNMP counters. binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 FAULT_FLAG_ALLOW_RETRY missing 30 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 16560 Comm: syz-executor1 Not tainted 4.9.65-g8ae26d1 #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011