encrypted_key: insufficient parameters specified ============================= WARNING: suspicious RCU usage 4.15.0+ #308 Not tainted ----------------------------- ./include/linux/rcupdate.h:302 Illegal context switch in RCU read-side critical section! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 1 1 lock held by syz-executor3/7202: #0: (rcu_read_lock){....}, at: [<0000000013c3b51d>] __rds_conn_create+0xe46/0x1b50 net/rds/connection.c:218 stack backtrace: CPU: 1 PID: 7202 Comm: syz-executor3 Not tainted 4.15.0+ #308 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 lockdep_rcu_suspicious+0x123/0x170 kernel/locking/lockdep.c:4592 rcu_preempt_sleep_check include/linux/rcupdate.h:301 [inline] ___might_sleep+0x385/0x470 kernel/sched/core.c:6093 __might_sleep+0x95/0x190 kernel/sched/core.c:6081 slab_pre_alloc_hook mm/slab.h:420 [inline] slab_alloc mm/slab.c:3365 [inline] kmem_cache_alloc_trace+0x299/0x740 mm/slab.c:3605 kmalloc include/linux/slab.h:512 [inline] kzalloc include/linux/slab.h:701 [inline] rds_loop_conn_alloc+0xc8/0x380 net/rds/loop.c:126 __rds_conn_create+0x112f/0x1b50 net/rds/connection.c:227 rds_conn_create_outgoing+0x3f/0x50 net/rds/connection.c:309 rds_sendmsg+0xda3/0x2390 net/rds/send.c:1126 sock_sendmsg_nosec net/socket.c:630 [inline] sock_sendmsg+0xca/0x110 net/socket.c:640 SYSC_sendto+0x361/0x5c0 net/socket.c:1747 SyS_sendto+0x40/0x50 net/socket.c:1715 do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x26/0x9b RIP: 0033:0x453a59 RSP: 002b:00007f3edbb07c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f3edbb086d4 RCX: 0000000000453a59 RDX: 0000000000000000 RSI: 0000000020fc2000 RDI: 0000000000000013 RBP: 000000000071bea0 R08: 000000002069affb R09: 0000000000000010 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000004b9 R14: 00000000006f71f8 R15: 0000000000000000 BUG: sleeping function called from invalid context at mm/slab.h:420 in_atomic(): 1, irqs_disabled(): 0, pid: 7202, name: syz-executor3 1 lock held by syz-executor3/7202: #0: (rcu_read_lock){....}, at: [<0000000013c3b51d>] __rds_conn_create+0xe46/0x1b50 net/rds/connection.c:218 CPU: 1 PID: 7202 Comm: syz-executor3 Not tainted 4.15.0+ #308 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 ___might_sleep+0x2b2/0x470 kernel/sched/core.c:6128 __might_sleep+0x95/0x190 kernel/sched/core.c:6081 slab_pre_alloc_hook mm/slab.h:420 [inline] slab_alloc mm/slab.c:3365 [inline] kmem_cache_alloc_trace+0x299/0x740 mm/slab.c:3605 kmalloc include/linux/slab.h:512 [inline] kzalloc include/linux/slab.h:701 [inline] rds_loop_conn_alloc+0xc8/0x380 net/rds/loop.c:126 __rds_conn_create+0x112f/0x1b50 net/rds/connection.c:227 rds_conn_create_outgoing+0x3f/0x50 net/rds/connection.c:309 rds_sendmsg+0xda3/0x2390 net/rds/send.c:1126 sock_sendmsg_nosec net/socket.c:630 [inline] sock_sendmsg+0xca/0x110 net/socket.c:640 SYSC_sendto+0x361/0x5c0 net/socket.c:1747 SyS_sendto+0x40/0x50 net/socket.c:1715 do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x26/0x9b RIP: 0033:0x453a59 RSP: 002b:00007f3edbb07c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f3edbb086d4 RCX: 0000000000453a59 RDX: 0000000000000000 RSI: 0000000020fc2000 RDI: 0000000000000013 RBP: 000000000071bea0 R08: 000000002069affb R09: 0000000000000010 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000004b9 R14: 00000000006f71f8 R15: 0000000000000000 capability: warning: `syz-executor2' uses deprecated v2 capabilities in a way that may be insecure SELinux: unrecognized netlink message: protocol=9 nlmsg_type=770 sclass=netlink_audit_socket pig=7269 comm=syz-executor7 audit: type=1400 audit(1518350582.680:49): avc: denied { map } for pid=7277 comm="syz-executor0" path="/dev/rfkill" dev="devtmpfs" ino=25 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:wireless_device_t:s0 tclass=chr_file permissive=1 audit: type=1400 audit(1518350582.761:50): avc: denied { name_bind } for pid=7299 comm="syz-executor0" src=20000 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:port_t:s0 tclass=dccp_socket permissive=1 ip6t_srh: unknown srh invflags 348C ip6t_srh: unknown srh invflags 348C QAT: Invalid ioctl sctp: [Deprecated]: syz-executor1 (pid 7441) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead ion_ioctl: ioctl validate failed sg_write: data in/out 2012/24 bytes for SCSI command 0x0-- guessing data in; program syz-executor4 not setting count and/or reply_len properly sg_write: data in/out 2012/24 bytes for SCSI command 0x0-- guessing data in; program syz-executor4 not setting count and/or reply_len properly ptrace attach of "/root/syz-executor5"[4140] was attempted by "/root/syz-executor5"[7499] ptrace attach of "/root/syz-executor5"[4140] was attempted by "/root/syz-executor5"[7487] xt_HMARK: hash modulus can't be zero xt_HMARK: hash modulus can't be zero audit: type=1400 audit(1518350584.055:51): avc: denied { create } for pid=7539 comm="syz-executor6" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_scsitransport_socket permissive=1 audit: type=1400 audit(1518350584.100:52): avc: denied { getopt } for pid=7538 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 sg_write: data in/out 2012/24 bytes for SCSI command 0x0-- guessing data in; program syz-executor6 not setting count and/or reply_len properly sg_write: data in/out 2012/24 bytes for SCSI command 0x0-- guessing data in; program syz-executor6 not setting count and/or reply_len properly QAT: Invalid ioctl QAT: Invalid ioctl device eql entered promiscuous mode audit: type=1400 audit(1518350584.751:53): avc: denied { setfcap } for pid=7704 comm="syz-executor1" capability=31 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(1518350584.851:54): avc: denied { map } for pid=7726 comm="syz-executor3" path="/dev/sg0" dev="devtmpfs" ino=9159 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:scsi_generic_device_t:s0 tclass=chr_file permissive=1 binder_alloc: binder_alloc_mmap_handler: 7778 20000000-20002000 already mapped failed -16 QAT: Invalid ioctl IPv6: NLM_F_REPLACE set, but no existing node found! audit: type=1400 audit(1518350585.235:55): avc: denied { setopt } for pid=7815 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 IPv6: NLM_F_REPLACE set, but no existing node found! QAT: Invalid ioctl audit: type=1400 audit(1518350585.279:56): avc: denied { setattr } for pid=7815 comm="syz-executor5" name="NETLINK" dev="sockfs" ino=20351 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 xt_connbytes: Forcing CT accounting to be enabled QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl audit: type=1401 audit(1518350585.556:57): op=setxattr invalid_context="^:eth1" audit: type=1401 audit(1518350585.583:58): op=setxattr invalid_context="^:eth1" audit: type=1400 audit(1518350585.731:59): avc: denied { getattr } for pid=7928 comm="syz-executor2" path="socket:[20433]" dev="sockfs" ino=20433 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 device eql entered promiscuous mode audit: type=1400 audit(1518350586.315:60): avc: denied { create } for pid=8077 comm="syz-executor2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1