====================================================== WARNING: possible circular locking dependency detected 4.15.0-rc3+ #222 Not tainted ------------------------------------------------------ syz-executor7/15590 is trying to acquire lock: (cpu_hotplug_lock.rw_sem){++++}, at: [<000000005e38bf06>] get_online_cpus include/linux/cpu.h:117 [inline] (cpu_hotplug_lock.rw_sem){++++}, at: [<000000005e38bf06>] lru_add_drain_all+0xe/0x20 mm/swap.c:729 but task is already holding lock: (&sb->s_type->i_mutex_key#10){++++}, at: [<000000009173ec96>] inode_lock include/linux/fs.h:713 [inline] (&sb->s_type->i_mutex_key#10){++++}, at: [<000000009173ec96>] shmem_add_seals+0x197/0x1060 mm/shmem.c:2768 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #6 (&sb->s_type->i_mutex_key#10){++++}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 down_write+0x87/0x120 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:713 [inline] generic_file_write_iter+0xdc/0x7a0 mm/filemap.c:3289 call_write_iter include/linux/fs.h:1772 [inline] do_iter_readv_writev+0x531/0x7f0 fs/read_write.c:653 do_iter_write+0x15a/0x540 fs/read_write.c:932 vfs_iter_write+0x77/0xb0 fs/read_write.c:945 iter_file_splice_write+0x7db/0xf30 fs/splice.c:749 do_splice_from fs/splice.c:851 [inline] do_splice fs/splice.c:1147 [inline] SYSC_splice fs/splice.c:1402 [inline] SyS_splice+0x7d5/0x1630 fs/splice.c:1382 entry_SYSCALL_64_fastpath+0x1f/0x96 -> #5 (&pipe->mutex/1){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 pipe_lock_nested fs/pipe.c:67 [inline] pipe_lock+0x56/0x70 fs/pipe.c:75 iter_file_splice_write+0x264/0xf30 fs/splice.c:699 do_splice_from fs/splice.c:851 [inline] do_splice fs/splice.c:1147 [inline] SYSC_splice fs/splice.c:1402 [inline] SyS_splice+0x7d5/0x1630 fs/splice.c:1382 entry_SYSCALL_64_fastpath+0x1f/0x96 -> #4 (sb_writers){.+.+}: rq_lock kernel/sched/sched.h:1766 [inline] __schedule+0x24e/0x2060 kernel/sched/core.c:3312 schedule+0xf5/0x430 kernel/sched/core.c:3434 devtmpfsd+0x420/0x4b0 drivers/base/devtmpfs.c:408 kthread+0x37a/0x440 kernel/kthread.c:238 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:441 -> #3 ((completion)&req.done){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 complete_acquire include/linux/completion.h:40 [inline] __wait_for_common kernel/sched/completion.c:109 [inline] wait_for_common kernel/sched/completion.c:123 [inline] wait_for_completion+0xcb/0x7b0 kernel/sched/completion.c:144 devtmpfs_create_node+0x32b/0x4a0 drivers/base/devtmpfs.c:115 device_add+0x120f/0x1640 drivers/base/core.c:1824 device_create_groups_vargs+0x1f3/0x250 drivers/base/core.c:2430 device_create_vargs drivers/base/core.c:2470 [inline] device_create+0xda/0x110 drivers/base/core.c:2506 msr_device_create+0x26/0x40 arch/x86/kernel/msr.c:188 cpuhp_invoke_callback+0x2ea/0x1d20 kernel/cpu.c:182 cpuhp_thread_fun+0x48e/0x7e0 kernel/cpu.c:571 smpboot_thread_fn+0x450/0x7c0 kernel/smpboot.c:164 kthread+0x37a/0x440 kernel/kthread.c:238 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:441 -> #2 (cpuhp_state-up){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 cpuhp_lock_acquire kernel/cpu.c:85 [inline] cpuhp_invoke_ap_callback kernel/cpu.c:605 [inline] cpuhp_issue_call+0x1e5/0x520 kernel/cpu.c:1495 __cpuhp_setup_state_cpuslocked+0x282/0x600 kernel/cpu.c:1642 __cpuhp_setup_state+0xb0/0x140 kernel/cpu.c:1671 cpuhp_setup_state include/linux/cpuhotplug.h:201 [inline] page_writeback_init+0x4d/0x71 mm/page-writeback.c:2081 pagecache_init+0x48/0x4f mm/filemap.c:977 start_kernel+0x6c1/0x754 init/main.c:695 x86_64_start_reservations+0x2a/0x2c arch/x86/kernel/head64.c:378 x86_64_start_kernel+0x77/0x7a arch/x86/kernel/head64.c:359 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:237 -> #1 (cpuhp_state_mutex){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 __cpuhp_setup_state_cpuslocked+0x5b/0x600 kernel/cpu.c:1617 __cpuhp_setup_state+0xb0/0x140 kernel/cpu.c:1671 cpuhp_setup_state_nocalls include/linux/cpuhotplug.h:229 [inline] kvm_guest_init+0x1f3/0x20f arch/x86/kernel/kvm.c:528 setup_arch+0x17e8/0x1a02 arch/x86/kernel/setup.c:1266 start_kernel+0xa5/0x754 init/main.c:530 x86_64_start_reservations+0x2a/0x2c arch/x86/kernel/head64.c:378 x86_64_start_kernel+0x77/0x7a arch/x86/kernel/head64.c:359 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:237 -> #0 (cpu_hotplug_lock.rw_sem){++++}: check_prevs_add kernel/locking/lockdep.c:2031 [inline] validate_chain kernel/locking/lockdep.c:2473 [inline] __lock_acquire+0x3498/0x47f0 kernel/locking/lockdep.c:3500 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] cpus_read_lock+0x42/0x90 kernel/cpu.c:293 get_online_cpus include/linux/cpu.h:117 [inline] lru_add_drain_all+0xe/0x20 mm/swap.c:729 shmem_wait_for_pins mm/shmem.c:2672 [inline] shmem_add_seals+0x3df/0x1060 mm/shmem.c:2780 shmem_fcntl+0xfe/0x130 mm/shmem.c:2815 do_fcntl+0x73e/0x1160 fs/fcntl.c:421 SYSC_fcntl fs/fcntl.c:463 [inline] SyS_fcntl+0xdc/0x120 fs/fcntl.c:448 entry_SYSCALL_64_fastpath+0x1f/0x96 other info that might help us debug this: Chain exists of: cpu_hotplug_lock.rw_sem --> &pipe->mutex/1 --> &sb->s_type->i_mutex_key#10 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&sb->s_type->i_mutex_key#10); lock(&pipe->mutex/1); lock(&sb->s_type->i_mutex_key#10); lock(cpu_hotplug_lock.rw_sem); *** DEADLOCK *** 1 lock held by syz-executor7/15590: #0: (&sb->s_type->i_mutex_key#10){++++}, at: [<000000009173ec96>] inode_lock include/linux/fs.h:713 [inline] #0: (&sb->s_type->i_mutex_key#10){++++}, at: [<000000009173ec96>] shmem_add_seals+0x197/0x1060 mm/shmem.c:2768 stack backtrace: CPU: 1 PID: 15590 Comm: syz-executor7 Not tainted 4.15.0-rc3+ #222 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 print_circular_bug+0x42d/0x610 kernel/locking/lockdep.c:1271 check_prev_add+0x666/0x15f0 kernel/locking/lockdep.c:1914 check_prevs_add kernel/locking/lockdep.c:2031 [inline] validate_chain kernel/locking/lockdep.c:2473 [inline] __lock_acquire+0x3498/0x47f0 kernel/locking/lockdep.c:3500 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] cpus_read_lock+0x42/0x90 kernel/cpu.c:293 get_online_cpus include/linux/cpu.h:117 [inline] lru_add_drain_all+0xe/0x20 mm/swap.c:729 shmem_wait_for_pins mm/shmem.c:2672 [inline] shmem_add_seals+0x3df/0x1060 mm/shmem.c:2780 shmem_fcntl+0xfe/0x130 mm/shmem.c:2815 do_fcntl+0x73e/0x1160 fs/fcntl.c:421 SYSC_fcntl fs/fcntl.c:463 [inline] SyS_fcntl+0xdc/0x120 fs/fcntl.c:448 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x452a39 RSP: 002b:00007fce94297c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000048 RAX: ffffffffffffffda RBX: 00000000007580d8 RCX: 0000000000452a39 RDX: 000000000000000a RSI: 0000000000000409 RDI: 0000000000000015 RBP: 0000000000000481 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f4cb8 R13: 00000000ffffffff R14: 00007fce942986d4 R15: 000000000000000f binder: 15777:15780 transaction failed 29189/-22, size 64-48 line 2775 kvm [15765]: vcpu4, guest rIP: 0xfff0 unimplemented MMIO_CONF_BASE wrmsr: 0x3ff SELinux: unrecognized netlink message: protocol=6 nlmsg_type=3131 sclass=netlink_xfrm_socket pig=15770 comm=syz-executor6 binder: 15777:15780 transaction failed 29189/-22, size 64-48 line 2775 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=3131 sclass=netlink_xfrm_socket pig=15770 comm=syz-executor6 kvm [15765]: vcpu4, guest rIP: 0xfff0 unimplemented MMIO_CONF_BASE wrmsr: 0x3ff binder: 15872:15885 got transaction with invalid parent offset or type binder: 15872:15885 transaction failed 29201/-22, size 72-16 line 3013 binder_alloc: binder_alloc_mmap_handler: 15872 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder_alloc: 15872: binder_alloc_buf, no vma binder: 15872:15885 ioctl 40046207 0 returned -16 binder: 15872:15891 transaction failed 29189/-3, size 72-16 line 2890 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 device gre0 entered promiscuous mode nla_parse: 11 callbacks suppressed netlink: 6 bytes leftover after parsing attributes in process `syz-executor4'. audit: type=1400 audit(1513368384.425:1318): avc: denied { ipc_owner } for pid=15909 comm="syz-executor7" capability=15 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 audit: type=1400 audit(1513368384.429:1319): avc: denied { net_raw } for pid=15935 comm="syz-executor0" capability=13 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 audit: type=1400 audit(1513368384.442:1320): avc: denied { dac_read_search } for pid=15927 comm="syz-executor2" capability=2 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 netlink: 6 bytes leftover after parsing attributes in process `syz-executor4'. audit: type=1400 audit(1513368384.443:1321): avc: denied { net_admin } for pid=15933 comm="syz-executor4" capability=12 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 audit: type=1400 audit(1513368384.575:1322): avc: denied { dac_override } for pid=15920 comm="syz-executor1" capability=1 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 audit: type=1400 audit(1513368384.653:1323): avc: denied { sys_admin } for pid=6371 comm="syz-executor3" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 netlink: 6 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 6 bytes leftover after parsing attributes in process `syz-executor4'. rfkill: input handler disabled rfkill: input handler enabled audit: type=1326 audit(1513368384.879:1324): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=15999 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513368384.881:1325): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=15999 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=175 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513368384.881:1326): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=15999 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513368384.907:1327): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=15999 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=41 compat=0 ip=0x452a39 code=0x7ffc0000 netlink: 10 bytes leftover after parsing attributes in process `syz-executor7'. sctp: [Deprecated]: syz-executor3 (pid 16047) Use of int in max_burst socket option. Use struct sctp_assoc_value instead netlink: 10 bytes leftover after parsing attributes in process `syz-executor7'. sctp: [Deprecated]: syz-executor3 (pid 16060) Use of int in max_burst socket option. Use struct sctp_assoc_value instead SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=16165 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=16165 comm=syz-executor6 netlink: 8 bytes leftover after parsing attributes in process `syz-executor1'. binder: BINDER_SET_CONTEXT_MGR already set binder: 16187:16192 ioctl 40046207 0 returned -16 ICMPv6: NA: bb:bb:bb:bb:bb:03 advertised our address fe80::3aa on syz3! ICMPv6: NA: bb:bb:bb:bb:bb:03 advertised our address fe80::3aa on syz3! netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=16231 comm=syz-executor6 netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 'syz-executor6': attribute type 10 has an invalid length. netlink: 'syz-executor6': attribute type 10 has an invalid length. TCP: request_sock_TCP: Possible SYN flooding on port 20018. Sending cookies. Check SNMP counters. sctp: [Deprecated]: syz-executor3 (pid 16466) Use of int in maxseg socket option. Use struct sctp_assoc_value instead binder: 16450:16464 ioctl c018620b 208dbfe8 returned -14 binder: 16450:16472 ioctl c018620b 208dbfe8 returned -14 sctp: [Deprecated]: syz-executor3 (pid 16471) Use of int in maxseg socket option. Use struct sctp_assoc_value instead QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl IPv6: ADDRCONF(NETDEV_UP): lo: link is not ready binder: 16621:16623 BC_REQUEST_DEATH_NOTIFICATION invalid ref 1 binder: 16621:16623 got transaction to invalid handle binder: 16621:16623 transaction failed 29201/-22, size 0-0 line 2775 binder: 16621:16623 got transaction with invalid parent offset binder: 16621:16623 transaction failed 29201/-22, size 80-32 line 3075 binder_alloc: binder_alloc_mmap_handler: 16621 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 16621:16637 ioctl 40046207 0 returned -16 binder: 16621:16623 BC_REQUEST_DEATH_NOTIFICATION invalid ref 1 binder: 16621:16623 got transaction to invalid handle binder: 16621:16623 transaction failed 29201/-22, size 0-0 line 2775 binder_alloc: 16621: binder_alloc_buf, no vma binder: 16621:16637 transaction failed 29189/-3, size 80-32 line 2890 rpcbind: RPC call returned error 22 print_req_error: 45 callbacks suppressed print_req_error: I/O error, dev loop6, sector 0 print_req_error: I/O error, dev loop6, sector 0 buffer_io_error: 42 callbacks suppressed Buffer I/O error on dev loop6, logical block 0, async page read print_req_error: I/O error, dev loop6, sector 0 Buffer I/O error on dev loop6, logical block 0, async page read QAT: Invalid ioctl QAT: Invalid ioctl device gre0 entered promiscuous mode QAT: Invalid ioctl QAT: Invalid ioctl sctp: [Deprecated]: syz-executor3 (pid 17022) Use of int in maxseg socket option. Use struct sctp_assoc_value instead netlink: 'syz-executor4': attribute type 1 has an invalid length. sctp: [Deprecated]: syz-executor3 (pid 17035) Use of int in maxseg socket option. Use struct sctp_assoc_value instead device lo entered promiscuous mode netlink: 'syz-executor4': attribute type 1 has an invalid length. device lo left promiscuous mode nla_parse: 18 callbacks suppressed netlink: 16 bytes leftover after parsing attributes in process `syz-executor5'. QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl could not allocate digest TFM handle @ނMZBڛxQ\: 29¾:r could not allocate digest TFM handle @ނMZBڛxQ\: 29¾:r netlink: 16 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor5'. kauditd_printk_skb: 121 callbacks suppressed audit: type=1400 audit(1513368390.246:1449): avc: denied { ioctl } for pid=17129 comm="syz-executor5" path="socket:[57193]" dev="sockfs" ino=57193 ioctlcmd=0x891c scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 netlink: 2 bytes leftover after parsing attributes in process `syz-executor5'. pit: kvm: requested 4190 ns i8254 timer period limited to 500000 ns sctp: [Deprecated]: syz-executor0 (pid 17280) Use of int in max_burst socket option deprecated. Use struct sctp_assoc_value instead netlink: 10 bytes leftover after parsing attributes in process `syz-executor6'. device gre0 entered promiscuous mode sctp: [Deprecated]: syz-executor0 (pid 17288) Use of int in max_burst socket option deprecated. Use struct sctp_assoc_value instead netlink: 14 bytes leftover after parsing attributes in process `syz-executor7'. audit: type=1400 audit(1513368391.086:1450): avc: denied { setuid } for pid=17318 comm="syz-executor7" capability=7 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 audit: type=1326 audit(1513368391.097:1451): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=17330 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513368391.099:1452): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=17330 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=c000003e syscall=298 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513368391.099:1453): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=17330 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513368391.100:1454): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=17330 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=c000003e syscall=83 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513368391.100:1455): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=17330 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513368391.102:1456): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=17330 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=c000003e syscall=2 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513368391.102:1457): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=17330 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513368391.107:1458): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=17330 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=c000003e syscall=258 compat=0 ip=0x452a39 code=0x7ffc0000 netlink: 14 bytes leftover after parsing attributes in process `syz-executor7'. device eql entered promiscuous mode binder: 17374:17376 got reply transaction with bad transaction stack, transaction 153 has target 17374:0 binder: 17374:17376 transaction failed 29201/-71, size 0-0 line 2705 binder: BINDER_SET_CONTEXT_MGR already set binder: 17374:17376 ioctl 40046207 0 returned -16 binder_alloc: 17374: binder_alloc_buf, no vma binder: 17374:17376 transaction failed 29189/-3, size 0-0 line 2890 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 17374:17376 transaction 153 out, still active binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 binder: send failed reply for transaction 153, target dead tc_ctl_action: received NO action attribs tc_ctl_action: received NO action attribs binder: 17479:17481 ERROR: BC_REGISTER_LOOPER called without request binder: 17481 RLIMIT_NICE not set netlink: 13 bytes leftover after parsing attributes in process `syz-executor5'. binder: 17479:17481 got reply transaction with no transaction stack