BUG: sleeping function called from invalid context at net/core/sock.c:2761 in_atomic(): 1, irqs_disabled(): 0, pid: 7506, name: kworker/0:4 2 locks held by kworker/0:4/7506: #0: ((wq_completion)"%s"name){+.+.}, at: [] __write_once_size include/linux/compiler.h:212 [inline] #0: ((wq_completion)"%s"name){+.+.}, at: [] atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ((wq_completion)"%s"name){+.+.}, at: [] atomic_long_set include/asm-generic/atomic-long.h:57 [inline] #0: ((wq_completion)"%s"name){+.+.}, at: [] set_work_data kernel/workqueue.c:618 [inline] #0: ((wq_completion)"%s"name){+.+.}, at: [] set_work_pool_and_clear_pending kernel/workqueue.c:645 [inline] #0: ((wq_completion)"%s"name){+.+.}, at: [] process_one_work+0xad4/0x1be0 kernel/workqueue.c:2083 #1: ((work_completion)(&squeue->work)){+.+.}, at: [] process_one_work+0xb2f/0x1be0 kernel/workqueue.c:2087 CPU: 0 PID: 7506 Comm: kworker/0:4 Not tainted 4.14.0-mm1+ #26 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: pdecrypt padata_serial_worker 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:6060 __might_sleep+0x95/0x190 kernel/sched/core.c:6013 lock_sock_nested+0x37/0x110 net/core/sock.c:2761 lock_sock include/net/sock.h:1467 [inline] af_alg_async_cb+0x86/0x1a0 crypto/af_alg.c:1039 aead_request_complete include/crypto/internal/aead.h:75 [inline] pcrypt_aead_serial+0x75/0xa0 crypto/pcrypt.c:123 padata_serial_worker+0x476/0x750 kernel/padata.c:348 process_one_work+0xbfd/0x1be0 kernel/workqueue.c:2112 worker_thread+0x223/0x1990 kernel/workqueue.c:2246 kthread+0x37a/0x440 kernel/kthread.c:238 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:437 syz-executor1 (19753): attempted to duplicate a private mapping with mremap. This is not supported. netlink: 109 bytes leftover after parsing attributes in process `syz-executor0'. device gre0 entered promiscuous mode device syz5 entered promiscuous mode device syz5 left promiscuous mode device eql entered promiscuous mode kvm [19782]: vcpu0, guest rIP: 0x9115 disabled perfctr wrmsr: 0xc2 data 0x5000060ea kvm [19782]: vcpu0, guest rIP: 0x9115 disabled perfctr wrmsr: 0xc2 data 0x5000060ea device syz5 entered promiscuous mode device syz5 left promiscuous mode kvm [19782]: vcpu0, guest rIP: 0x9115 disabled perfctr wrmsr: 0xc2 data 0x5000060ea kvm [19782]: vcpu0, guest rIP: 0x9115 disabled perfctr wrmsr: 0xc2 data 0x5000060ea kvm [19782]: vcpu0, guest rIP: 0x9115 disabled perfctr wrmsr: 0xc2 data 0x5000060ea kvm [19782]: vcpu0, guest rIP: 0x9115 disabled perfctr wrmsr: 0xc2 data 0x5000060ea kvm [19782]: vcpu0, guest rIP: 0x9115 disabled perfctr wrmsr: 0xc2 data 0x5000060ea kvm [19782]: vcpu0, guest rIP: 0x9115 disabled perfctr wrmsr: 0xc2 data 0x5000060ea kvm [19782]: vcpu0, guest rIP: 0x9115 disabled perfctr wrmsr: 0xc2 data 0x5000060ea kvm [19782]: vcpu0, guest rIP: 0x9115 disabled perfctr wrmsr: 0xc2 data 0x5000060ea irq bypass consumer (token ffff8801cbaa2a80) registration fails: -16 netlink: 6 bytes leftover after parsing attributes in process `syz-executor1'. binder: 20017:20021 got transaction with invalid data ptr netlink: 6 bytes leftover after parsing attributes in process `syz-executor1'. kvm [20020]: vcpu0, guest rIP: 0xfff0 ignored wrmsr: 0x11e data 0x0 binder: 20017:20021 transaction failed 29201/-14, size 88-48 line 2889 binder: BINDER_SET_CONTEXT_MGR already set binder: 20017:20035 ioctl 40046207 0 returned -16 kvm [20020]: vcpu0, guest rIP: 0xfff0 ignored wrmsr: 0x11e data 0x0 device syz4 entered promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=20085 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=20085 comm=syz-executor6 netlink: 5 bytes leftover after parsing attributes in process `syz-executor1'. device eql entered promiscuous mode binder_alloc: binder_alloc_mmap_handler: 20124 20003000-20010000 already mapped failed -16 binder: 20124:20126 ioctl c0306201 20007000 returned -14 binder_alloc: binder_alloc_mmap_handler: 20124 20003000-20010000 already mapped failed -16 binder: 20124:20135 ioctl c0306201 20007000 returned -14 device gre0 entered promiscuous mode netlink: 10 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 10 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'. TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor0'. sg_write: data in/out 327644/4 bytes for SCSI command 0x62-- guessing data in; program syz-executor0 not setting count and/or reply_len properly sg_write: data in/out 327644/32 bytes for SCSI command 0x4-- guessing data in; program syz-executor2 not setting count and/or reply_len properly sg_write: data in/out 327644/32 bytes for SCSI command 0x4-- guessing data in; program syz-executor2 not setting count and/or reply_len properly sg_write: data in/out 327644/4 bytes for SCSI command 0x62-- guessing data in; program syz-executor0 not setting count and/or reply_len properly kauditd_printk_skb: 482 callbacks suppressed audit: type=1326 audit(1511828850.096:2716): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=20547 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0xffff0000 binder: 20544:20546 ERROR: BC_REGISTER_LOOPER called without request binder: 20546 RLIMIT_NICE not set binder: 20563:20564 ioctl 40046205 6 returned -22 binder: 20563:20565 ioctl 40046205 6 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 20544:20556 ioctl 40046207 0 returned -16 audit: type=1326 audit(1511828850.278:2717): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=20547 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0xffff0000 binder: BINDER_SET_CONTEXT_MGR already set binder: 20544:20556 ioctl 40046207 0 returned -16 binder: 20544:20572 ERROR: BC_REGISTER_LOOPER called without request binder: 20572 RLIMIT_NICE not set binder_alloc: 20544: binder_alloc_buf, no vma binder: 20544:20572 transaction failed 29189/-3, size 0-0 line 2870 binder: BINDER_SET_CONTEXT_MGR already set binder: 20544:20572 ioctl 40046207 0 returned -16 binder: undelivered TRANSACTION_ERROR: 29189 binder: send failed reply for transaction 90 to 20544:20556 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 nla_parse: 5 callbacks suppressed netlink: 11 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 14 bytes leftover after parsing attributes in process `syz-executor7'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=64268 sclass=netlink_route_socket pig=20662 comm=syz-executor3 netlink: 11 bytes leftover after parsing attributes in process `syz-executor5'. RDS: rds_bind could not find a transport for 172.20.6.170, load rds_tcp or rds_rdma? netlink: 14 bytes leftover after parsing attributes in process `syz-executor7'. RDS: rds_bind could not find a transport for 172.20.6.170, load rds_tcp or rds_rdma? netlink: 11 bytes leftover after parsing attributes in process `syz-executor1'. binder: BINDER_SET_CONTEXT_MGR already set binder: 20734:20735 ioctl 40046207 0 returned -16 binder_alloc: 20734: binder_alloc_buf, no vma netlink: 11 bytes leftover after parsing attributes in process `syz-executor1'. binder: 20734:20738 ERROR: BC_REGISTER_LOOPER called without request binder: 20734:20738 DecRefs 0 refcount change on invalid ref 0 ret -22 binder: 20734:20738 BC_INCREFS_DONE u0000000080000000 no match binder: 20734:20738 ERROR: BC_ENTER_LOOPER called after BC_REGISTER_LOOPER binder: 20738 RLIMIT_NICE not set binder: 20734:20738 BC_FREE_BUFFER u0000020400000000 no match binder: BINDER_SET_CONTEXT_MGR already set binder: 20734:20757 ioctl 40046207 0 returned -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 20734:20762 ioctl 40046207 0 returned -16 binder: 20734:20762 ERROR: BC_REGISTER_LOOPER called without request binder: 20734:20762 DecRefs 0 refcount change on invalid ref 0 ret -22 binder: 20734:20762 BC_INCREFS_DONE u0000000080000000 no match binder: 20734:20762 ERROR: BC_ENTER_LOOPER called after BC_REGISTER_LOOPER binder: 20762 RLIMIT_NICE not set binder: 20734:20762 ioctl c0306201 20004000 returned -11 audit: type=1326 audit(1511828851.395:2718): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=20772 comm="syz-executor6" exe="/root/syz-executor6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0xffff0000 kvm_hv_set_msr: 98 callbacks suppressed kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008f data 0x71 kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008e data 0x71 kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008d data 0x71 kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008c data 0x71 kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008b data 0xd1 kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008a data 0x31 kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000089 data 0x31 kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000088 data 0x31 kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000087 data 0x31 kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000086 data 0x31 netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. sd 0:0:1:0: [sg0] tag#0 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#0 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#0 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#0 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#0 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#0 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 QAT: Invalid ioctl audit: type=1326 audit(1511828851.593:2719): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=20772 comm="syz-executor6" exe="/root/syz-executor6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0xffff0000 kvm [20761]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000020 data 0xb netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. sd 0:0:1:0: [sg0] tag#0 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#0 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#0 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#0 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#0 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#0 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 QAT: Invalid ioctl binder: 20734:20735 transaction failed 29189/-3, size 0-0 line 2870 binder_alloc: 20734: binder_alloc_buf, no vma binder: 20734:20738 transaction failed 29189/-3, size 0-0 line 2870 binder_alloc: 20734: binder_alloc_buf, no vma binder: 20734:20757 transaction failed 29189/-3, size 0-0 line 2870 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=1545 sclass=netlink_tcpdiag_socket pig=20819 comm=syz-executor5 dccp_v6_rcv: dropped packet with invalid checksum sctp: [Deprecated]: syz-executor2 (pid 20832) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor2 (pid 20837) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor2 (pid 20846) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor6 (pid 20852) Use of int in maxseg socket option. Use struct sctp_assoc_value instead insert transport fail, errno -17 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=1545 sclass=netlink_tcpdiag_socket pig=20826 comm=syz-executor5 sctp: [Deprecated]: syz-executor6 (pid 20870) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor2 (pid 20846) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead *** Guest State *** CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x000000000000fffa RIP = 0x0000000000000000 RFLAGS=0x00033000 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 GDTR: limit=0x0000ffff, base=0x0000000000000000 LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 IDTR: limit=0x0000ffff, base=0x0000000000000000 TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 EFER = 0x0000000000000000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811be573 RSP = 0xffff8801d3b1f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f77e1f5f700 GSBase=ffff8801db500000 TRBase=ffff8801db423140 GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=00000001cdbbe000 CR4=00000000001426e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff85177970 EFER = 0x0000000000000d01 PAT = 0x0000000000000000 *** Control State *** PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 EntryControls=0000d1ff ExitControls=0023efff ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffadd306b2cb EPT pointer = 0x00000001c38ef01e device gre0 entered promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=1025 sclass=netlink_route_socket pig=20985 comm=syz-executor7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=1025 sclass=netlink_route_socket pig=20985 comm=syz-executor7 encrypted_key: insufficient parameters specified device eql entered promiscuous mode encrypted_key: insufficient parameters specified device gre0 entered promiscuous mode sctp: [Deprecated]: syz-executor0 (pid 21291) Use of int in max_burst socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor0 (pid 21291) Use of int in max_burst socket option. Use struct sctp_assoc_value instead audit: type=1326 audit(1511828854.797:2720): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21373 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0x0 NFS: bad mount option value specified: v; QAT: Invalid ioctl audit: type=1326 audit(1511828854.818:2721): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21373 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=c000003e syscall=35 compat=0 ip=0x47e041 code=0x0 QAT: Invalid ioctl NFS: bad mount option value specified: v; audit: type=1326 audit(1511828854.830:2722): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21373 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0x0 audit: type=1326 audit(1511828854.833:2723): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21373 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0x0 lo: Invalid MTU -1530256143 requested, hw min 0 lo: Invalid MTU -1530256143 requested, hw min 0 audit: type=1326 audit(1511828855.317:2724): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21480 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0x7ffc0000 audit: type=1326 audit(1511828855.339:2725): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21480 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=41 compat=0 ip=0x4529d9 code=0x7ffc0000 audit: type=1326 audit(1511828855.339:2726): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21480 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0x7ffc0000 audit: type=1326 audit(1511828855.339:2727): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21480 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0x7ffc0000 audit: type=1326 audit(1511828855.360:2728): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21480 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=292 compat=0 ip=0x4529d9 code=0x7ffc0000 audit: type=1326 audit(1511828855.360:2729): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21480 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0x7ffc0000 audit: type=1326 audit(1511828855.360:2730): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21480 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0x7ffc0000 audit: type=1326 audit(1511828855.382:2731): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21480 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=72 compat=0 ip=0x4529d9 code=0x7ffc0000 audit: type=1326 audit(1511828855.382:2732): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21480 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4529d9 code=0x7ffc0000