====================================================== WARNING: possible circular locking dependency detected 4.15.0-rc3+ #218 Not tainted ------------------------------------------------------ syz-executor2/22206 is trying to acquire lock: (&tty->ldisc_sem){++++}, at: [<000000008f30e200>] ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365 but task is already holding lock: (&pipe->mutex/1){+.+.}, at: [<00000000a966dd85>] pipe_lock_nested fs/pipe.c:67 [inline] (&pipe->mutex/1){+.+.}, at: [<00000000a966dd85>] pipe_lock+0x56/0x70 fs/pipe.c:75 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #6 (&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 do_syscall_64+0x26c/0x920 arch/x86/entry/common.c:285 return_from_SYSCALL_64+0x0/0x75 -> #5 (sb_writers){.+.+}: spin_lock include/linux/spinlock.h:315 [inline] devtmpfsd+0x224/0x4b0 drivers/base/devtmpfs.c:392 kthread+0x37a/0x440 kernel/kthread.c:238 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:441 0xffffffffffffffff filename_create+0x1c7/0x520 fs/namei.c:3626 -> #4 ((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_register+0x1d/0x20 drivers/base/core.c:1905 tty_register_device_attr+0x422/0x740 drivers/tty/tty_io.c:2956 tty_port_register_device_attr_serdev+0x100/0x140 drivers/tty/tty_port.c:166 uart_add_one_port+0xa7a/0x15b0 drivers/tty/serial/serial_core.c:2783 serial8250_register_8250_port+0xfac/0x1990 drivers/tty/serial/8250/8250_core.c:1045 serial_pnp_probe+0x5e7/0xac0 drivers/tty/serial/8250/8250_pnp.c:480 pnp_device_probe+0x15f/0x250 drivers/pnp/driver.c:109 really_probe drivers/base/dd.c:424 [inline] driver_probe_device+0x71b/0xae0 drivers/base/dd.c:566 __driver_attach+0x181/0x1c0 drivers/base/dd.c:800 bus_for_each_dev+0x154/0x1e0 drivers/base/bus.c:313 driver_attach+0x3d/0x50 drivers/base/dd.c:819 bus_add_driver+0x466/0x620 drivers/base/bus.c:669 driver_register+0x1bf/0x3c0 drivers/base/driver.c:168 pnp_register_driver+0x75/0xa0 drivers/pnp/driver.c:272 serial8250_pnp_init+0x15/0x20 drivers/tty/serial/8250/8250_pnp.c:537 serial8250_init+0x8f/0x270 drivers/tty/serial/8250/8250_core.c:1122 do_one_initcall+0x9e/0x330 init/main.c:831 do_initcall_level init/main.c:897 [inline] do_initcalls init/main.c:905 [inline] do_basic_setup init/main.c:923 [inline] kernel_init_freeable+0x469/0x521 init/main.c:1071 kernel_init+0x13/0x172 init/main.c:998 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:441 -> #3 (&port->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 uart_set_termios+0x8f/0x5b0 drivers/tty/serial/serial_core.c:1416 tty_set_termios+0x6d4/0xa40 drivers/tty/tty_ioctl.c:334 set_termios+0x377/0x6b0 drivers/tty/tty_ioctl.c:414 tty_mode_ioctl+0x9fb/0xb10 drivers/tty/tty_ioctl.c:749 n_tty_ioctl_helper+0x40/0x360 drivers/tty/tty_ioctl.c:940 n_tty_ioctl+0x148/0x2d0 drivers/tty/n_tty.c:2435 tty_ioctl+0x32e/0x15f0 drivers/tty/tty_io.c:2638 vfs_ioctl fs/ioctl.c:46 [inline] do_vfs_ioctl+0x1b1/0x1530 fs/ioctl.c:686 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692 entry_SYSCALL_64_fastpath+0x1f/0x96 -> #2 (&tty->termios_rwsem){++++}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 down_write+0x87/0x120 kernel/locking/rwsem.c:70 n_tty_flush_buffer+0x21/0x320 drivers/tty/n_tty.c:357 tty_buffer_flush+0x29a/0x390 drivers/tty/tty_buffer.c:233 tty_ldisc_flush+0x25/0x70 drivers/tty/tty_ldisc.c:418 tty_port_close_start.part.4+0x1cd/0x4e0 drivers/tty/tty_port.c:603 tty_port_close_start drivers/tty/tty_port.c:646 [inline] tty_port_close+0x3f/0x80 drivers/tty/tty_port.c:640 uart_close+0x77/0x1d0 drivers/tty/serial/serial_core.c:1487 tty_release+0x446/0x14c0 drivers/tty/tty_io.c:1639 __fput+0x333/0x7f0 fs/file_table.c:210 ____fput+0x15/0x20 fs/file_table.c:244 task_work_run+0x199/0x270 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:191 [inline] exit_to_usermode_loop+0x296/0x310 arch/x86/entry/common.c:162 prepare_exit_to_usermode arch/x86/entry/common.c:195 [inline] syscall_return_slowpath+0x490/0x550 arch/x86/entry/common.c:264 entry_SYSCALL_64_fastpath+0x94/0x96 -> #1 (&buf->lock){+.+.}: 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 tty_buffer_flush+0xbd/0x390 drivers/tty/tty_buffer.c:222 tty_ldisc_flush+0x25/0x70 drivers/tty/tty_ldisc.c:418 tty_port_close_start.part.4+0x1cd/0x4e0 drivers/tty/tty_port.c:603 tty_port_close_start drivers/tty/tty_port.c:646 [inline] tty_port_close+0x3f/0x80 drivers/tty/tty_port.c:640 uart_close+0x77/0x1d0 drivers/tty/serial/serial_core.c:1487 tty_release+0x446/0x14c0 drivers/tty/tty_io.c:1639 __fput+0x333/0x7f0 fs/file_table.c:210 ____fput+0x15/0x20 fs/file_table.c:244 task_work_run+0x199/0x270 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:191 [inline] exit_to_usermode_loop+0x296/0x310 arch/x86/entry/common.c:162 prepare_exit_to_usermode arch/x86/entry/common.c:195 [inline] syscall_return_slowpath+0x490/0x550 arch/x86/entry/common.c:264 entry_SYSCALL_64_fastpath+0x94/0x96 -> #0 (&tty->ldisc_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 __ldsem_down_read_nested+0xd1/0xa90 drivers/tty/tty_ldsem.c:325 ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365 tty_ldisc_ref_wait+0x25/0x80 drivers/tty/tty_ldisc.c:277 tty_read+0xf8/0x250 drivers/tty/tty_io.c:852 do_loop_readv_writev fs/read_write.c:673 [inline] do_iter_read+0x3db/0x5b0 fs/read_write.c:897 vfs_readv+0x121/0x1c0 fs/read_write.c:959 kernel_readv fs/splice.c:361 [inline] default_file_splice_read+0x508/0xae0 fs/splice.c:416 do_splice_to+0x110/0x170 fs/splice.c:880 do_splice fs/splice.c:1173 [inline] SYSC_splice fs/splice.c:1402 [inline] SyS_splice+0x11a8/0x1630 fs/splice.c:1382 entry_SYSCALL_64_fastpath+0x1f/0x96 other info that might help us debug this: Chain exists of: &tty->ldisc_sem --> sb_writers --> &pipe->mutex/1 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&pipe->mutex/1); lock(sb_writers); lock(&pipe->mutex/1); lock(&tty->ldisc_sem); *** DEADLOCK *** 1 lock held by syz-executor2/22206: #0: (&pipe->mutex/1){+.+.}, at: [<00000000a966dd85>] pipe_lock_nested fs/pipe.c:67 [inline] #0: (&pipe->mutex/1){+.+.}, at: [<00000000a966dd85>] pipe_lock+0x56/0x70 fs/pipe.c:75 stack backtrace: CPU: 0 PID: 22206 Comm: syz-executor2 Not tainted 4.15.0-rc3+ #218 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 __ldsem_down_read_nested+0xd1/0xa90 drivers/tty/tty_ldsem.c:325 ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365 tty_ldisc_ref_wait+0x25/0x80 drivers/tty/tty_ldisc.c:277 tty_read+0xf8/0x250 drivers/tty/tty_io.c:852 do_loop_readv_writev fs/read_write.c:673 [inline] do_iter_read+0x3db/0x5b0 fs/read_write.c:897 vfs_readv+0x121/0x1c0 fs/read_write.c:959 kernel_readv fs/splice.c:361 [inline] default_file_splice_read+0x508/0xae0 fs/splice.c:416 do_splice_to+0x110/0x170 fs/splice.c:880 do_splice fs/splice.c:1173 [inline] SYSC_splice fs/splice.c:1402 [inline] SyS_splice+0x11a8/0x1630 fs/splice.c:1382 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x452a39 RSP: 002b:00007fe9d17b6c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000113 RAX: ffffffffffffffda RBX: 00007fe9d17b69a0 RCX: 0000000000452a39 RDX: 0000000000000014 RSI: 0000000000000000 RDI: 0000000000000015 RBP: 00007fe9d17b6990 R08: 0000000000000007 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b7246 R13: 00007fe9d17b6ac8 R14: 00000000004b724f R15: 0000000000000000 netlink: 7 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 7 bytes leftover after parsing attributes in process `syz-executor7'. audit: type=1400 audit(1513069340.007:2021): avc: denied { setuid } for pid=22312 comm="syz-executor4" 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 netlink: 16 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor7'. device gre0 entered promiscuous mode QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl audit: type=1326 audit(1513069340.490:2022): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=22427 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069340.490:2023): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=22427 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069340.490:2024): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=22427 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=9 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069340.490:2025): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=22427 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069340.490:2026): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=22427 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=32 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069340.490:2027): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=22427 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069340.490:2028): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=22427 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=298 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069340.490:2029): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=22427 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069340.490:2030): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=22427 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=41 compat=0 ip=0x452a39 code=0x7ffc0000 netlink: 5 bytes leftover after parsing attributes in process `syz-executor0'. QAT: Invalid ioctl QAT: Invalid ioctl kvm_hv_get_msr: 13 callbacks suppressed kvm [22636]: vcpu0, guest rIP: 0xfff0 Hyper-V unhandled rdmsr: 0x4000001e kvm [22636]: vcpu0, guest rIP: 0xfff0 Hyper-V unhandled rdmsr: 0x4000001e SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=22677 comm=syz-executor4 sg_write: data in/out 262364/221 bytes for SCSI command 0xff-- guessing data in; program syz-executor2 not setting count and/or reply_len properly SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=22677 comm=syz-executor4 sg_write: data in/out 262364/221 bytes for SCSI command 0xff-- guessing data in; program syz-executor2 not setting count and/or reply_len properly print_req_error: 96 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: 94 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 print_req_error: I/O error, dev loop6, sector 0 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 print_req_error: I/O error, dev loop6, sector 0 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 print_req_error: I/O error, dev loop6, sector 0 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 print_req_error: I/O error, dev loop6, sector 0 Buffer I/O error on dev loop6, logical block 0, async page read Buffer I/O error on dev loop6, logical block 0, async page read sg_write: data in/out 1562545402/1 bytes for SCSI command 0x0-- guessing data in; program syz-executor3 not setting count and/or reply_len properly sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in; program syz-executor3 not setting count and/or reply_len properly sg_write: data in/out 1562545402/1 bytes for SCSI command 0x0-- guessing data in; program syz-executor3 not setting count and/or reply_len properly sg_write: data in/out 822404280/197 bytes for SCSI command 0x12-- guessing data in; program syz-executor3 not setting count and/or reply_len properly nla_parse: 4 callbacks suppressed netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. device gre0 entered promiscuous mode netlink: 2 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 'syz-executor6': attribute type 1 has an invalid length. Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable netlink: 2 bytes leftover after parsing attributes in process `syz-executor6'. Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable netlink: 1 bytes leftover after parsing attributes in process `syz-executor6'. sock: sock_set_timeout: `syz-executor1' (pid 22974) tries to set negative timeout netlink: 1 bytes leftover after parsing attributes in process `syz-executor6'. sock: sock_set_timeout: `syz-executor1' (pid 22974) tries to set negative timeout netlink: 'syz-executor5': attribute type 29 has an invalid length. netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor3'. IPv6: NLM_F_REPLACE set, but no existing node found! device gre0 entered promiscuous mode irq bypass consumer (token 0000000060537a04) registration fails: -16 rfkill: input handler disabled rfkill: input handler enabled netlink: 17 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 17 bytes leftover after parsing attributes in process `syz-executor7'. RDS: rds_bind could not find a transport for 172.20.6.187, load rds_tcp or rds_rdma? RDS: rds_bind could not find a transport for 172.20.6.187, load rds_tcp or rds_rdma? SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=23463 comm=syz-executor2 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=23472 comm=syz-executor2 : renamed from syz3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=23472 comm=syz-executor2 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=23463 comm=syz-executor2 binder: 23497:23501 ioctl c0306201 20009fd0 returned -11 binder: 23497:23501 DecRefs 0 refcount change on invalid ref 0 ret -22 binder: 23497:23501 unknown command 0 binder: 23497:23501 ioctl c0306201 20004000 returned -22 binder: 23497:23501 got transaction with invalid data ptr binder: 23497:23501 transaction failed 29201/-14, size 1-0 line 2909 binder: 23514 RLIMIT_NICE not set binder: 23513:23514 BC_DEAD_BINDER_DONE 0000000000000003 not found binder: 23513:23514 got reply transaction with no transaction stack binder: 23513:23514 transaction failed 29201/-71, size 0-16 line 2690 binder: 23497:23505 DecRefs 0 refcount change on invalid ref 0 ret -22 binder: 23497:23505 unknown command 0 binder: 23497:23505 ioctl c0306201 20004000 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 23497:23505 ioctl 40046207 0 returned -16 binder: 23513:23514 Acquire 1 refcount change on invalid ref 0 ret -22 binder_alloc: 23497: binder_alloc_buf, no vma binder: 23497:23505 transaction failed 29189/-3, size 1-0 line 2890 binder: 23513:23519 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: 23513:23514 BC_DEAD_BINDER_DONE 0000000000000003 not found binder: 23513:23514 Release 1 refcount change on invalid ref 0 ret -22 binder: 23513:23514 got reply transaction with no transaction stack binder: 23513:23514 transaction failed 29201/-71, size 0-16 line 2690 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: 23552:23556 ERROR: BC_REGISTER_LOOPER called without request binder: 23556 RLIMIT_NICE not set binder: 23556 RLIMIT_NICE not set binder: 23552:23572 got reply transaction with bad transaction stack, transaction 175 has target 23552:0 binder: 23552:23572 transaction failed 29201/-71, size 24-8 line 2705 binder: BINDER_SET_CONTEXT_MGR already set binder: 23552:23581 ioctl 40046207 0 returned -16 binder_alloc: 23552: binder_alloc_buf, no vma binder: 23552:23581 transaction failed 29189/-3, size 0-0 line 2890 binder: 23552:23572 ERROR: BC_REGISTER_LOOPER called without request binder: 23572 RLIMIT_NICE not set kauditd_printk_skb: 21 callbacks suppressed audit: type=1326 audit(1513069345.748:2052): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=23610 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069345.749:2053): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=23610 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=298 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069345.749:2054): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=23610 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069345.749:2055): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=23610 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=298 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069345.749:2056): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=23610 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069345.749:2057): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=23610 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=85 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069345.749:2058): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=23610 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069345.749:2059): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=23610 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=16 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069345.749:2060): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=23610 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452a39 code=0x7ffc0000 audit: type=1326 audit(1513069345.749:2061): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=23610 comm="syz-executor5" exe="/root/syz-executor5" sig=0 arch=c000003e syscall=257 compat=0 ip=0x452a39 code=0x7ffc0000 binder: release 23552:23556 transaction 175 in, still active binder: send failed reply for transaction 175 to 23552:23572 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 QAT: Invalid ioctl QAT: Invalid ioctl ip6tnl0: Invalid MTU 1879054852 requested, hw max 65392 ip6tnl0: Invalid MTU 1879054852 requested, hw max 65392 kvm: apic: phys broadcast and lowest prio kvm: apic: phys broadcast and lowest prio nla_parse: 9 callbacks suppressed netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. binder: 24013:24015 ERROR: BC_REGISTER_LOOPER called without request binder: 24015 RLIMIT_NICE not set binder: 24015 RLIMIT_NICE not set binder: send failed reply for transaction 179 to 24013:24024 binder: 24013:24015 ioctl c0306201 2000dfd0 returned -14 netlink: 8 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. binder: BINDER_SET_CONTEXT_MGR already set binder: 24013:24015 ioctl 40046207 0 returned -16 netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. binder: 24013:24015 ERROR: BC_REGISTER_LOOPER called without request binder: 24015 RLIMIT_NICE not set binder_alloc: 24013: binder_alloc_buf, no vma binder: 24013:24024 transaction failed 29189/-3, size 0-0 line 2890 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 netlink: 8 bytes leftover after parsing attributes in process `syz-executor4'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=24166 comm=syz-executor4 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=17162 sclass=netlink_route_socket pig=24194 comm=syz-executor5 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=17162 sclass=netlink_route_socket pig=24200 comm=syz-executor5 binder: 24213:24220 Acquire 1 refcount change on invalid ref 0 ret -22 binder: 24213:24220 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: 24213:24220 BC_CLEAR_DEATH_NOTIFICATION invalid ref 0 binder: 24213:24220 ERROR: BC_REGISTER_LOOPER called after BC_ENTER_LOOPER binder: 24213:24220 IncRefs 0 refcount change on invalid ref 0 ret -22 binder: 24220 RLIMIT_NICE not set binder: 24213:24232 Acquire 1 refcount change on invalid ref 0 ret -22 binder: 24213:24263 BC_CLEAR_DEATH_NOTIFICATION invalid ref 0 binder: 24213:24232 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: 24213:24232 ERROR: BC_REGISTER_LOOPER called without request binder: 24213:24232 IncRefs 0 refcount change on invalid ref 0 ret -22 binder: 24232 RLIMIT_NICE not set