BUG: sleeping function called from invalid context at net/core/sock.c:2761 in_atomic(): 1, irqs_disabled(): 0, pid: 4241, name: kworker/1:4 2 locks held by kworker/1:4/4241: #0: ((wq_completion)"%s"name){+.+.}, at: [] __write_once_size include/linux/compiler.h:207 [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: 1 PID: 4241 Comm: kworker/1:4 Not tainted 4.14.0+ #192 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:1465 [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 netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'. device gre0 entered promiscuous mode dccp_invalid_packet: pskb_may_pull failed dccp_invalid_packet: pskb_may_pull failed netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'. device gre0 entered promiscuous mode netlink: 3 bytes leftover after parsing attributes in process `syz-executor6'. device gre0 entered promiscuous mode netlink: 3 bytes leftover after parsing attributes in process `syz-executor6'. kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008f data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008e data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008d data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008c data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008b data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008a data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000089 data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000088 data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000087 data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000086 data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000020 data 0xe0000011 kvm [17435]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000020 data 0xe0000011 kauditd_printk_skb: 347 callbacks suppressed audit: type=1326 audit(1511560133.632:10463): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=17489 comm="syz-executor4" exe="/root/syz-executor4" sig=31 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x0 dccp_v4_rcv: dropped packet with invalid checksum device gre0 entered promiscuous mode dccp_v4_rcv: dropped packet with invalid checksum *** Guest State *** CR0: actual=0x0000000080000031, shadow=0x00000000e0000011, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002060, shadow=0x0000000000000020, gh_mask=ffffffffffffe871 CR3 = 0x0000000000002000 RSP = 0x0000000000000f80 RIP = 0x0000000000000000 RFLAGS=0x00000002 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000f80 CS:RIP=0050:0000000000002810 CS: sel=0x0030, attr=0x0409b, limit=0x000fffff, base=0x0000000000000000 audit: type=1326 audit(1511560133.919:10464): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=17489 comm="syz-executor4" exe="/root/syz-executor4" sig=31 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x0 DS: sel=0x0038, attr=0x04093, limit=0x000fffff, base=0x0000000000000000 SS: sel=0x0038, attr=0x04093, limit=0x000fffff, base=0x0000000000000000 ES: sel=0x0038, attr=0x04093, limit=0x000fffff, base=0x0000000000000000 FS: sel=0x0038, attr=0x04093, limit=0x000fffff, base=0x0000000000000000 GS: sel=0x0038, attr=0x04093, limit=0x000fffff, base=0x0000000000000000 GDTR: limit=0x000007ff, base=0x0000000000001000 LDTR: sel=0x0008, attr=0x04082, limit=0x000007ff, base=0x0000000000001800 IDTR: limit=0x000001ff, base=0x0000000000003800 TR: sel=0x00d8, attr=0x0008b, limit=0x000001ff, base=0x0000000000003a00 EFER = 0x0000000000001501 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811bca33 RSP = 0xffff8801c264f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f3f89c78700 GSBase=ffff8801db500000 TRBase=ffff8801db423140 GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=00000001cc118000 CR4=00000000001426e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff8513e5b0 EFER = 0x0000000000000d01 PAT = 0x0000000000000000 *** Control State *** PinBased=0000003f CPUBased=b6986dfa SecondaryExec=0000004a EntryControls=0000d3ff ExitControls=0023efff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=00000b0d errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000003 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffff22c3009b4b EPT pointer = 0x00000001cb88001e QAT: Invalid ioctl QAT: Invalid ioctl device gre0 entered promiscuous mode device lo entered promiscuous mode TCP: request_sock_TCP: Possible SYN flooding on port 20000. Sending cookies. Check SNMP counters. device gre0 entered promiscuous mode device gre0 left promiscuous mode device gre0 entered promiscuous mode Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable audit: type=1326 audit(1511560135.283:10465): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=17713 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0xffff0000 audit: type=1326 audit(1511560135.306:10466): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=17713 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0xffff0000 audit: type=1326 audit(1511560135.428:10467): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=17676 comm="syz-executor2" exe="/root/syz-executor2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x0 audit: type=1326 audit(1511560135.450:10468): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=17676 comm="syz-executor2" exe="/root/syz-executor2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x0 device gre0 entered promiscuous mode do_dccp_setsockopt: sockopt(CHANGE_L/R) is deprecated: fix your app do_dccp_setsockopt: sockopt(CHANGE_L/R) is deprecated: fix your app device gre0 entered promiscuous mode nla_parse: 17 callbacks suppressed netlink: 2 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor7'. device gre0 entered promiscuous mode device gre0 entered promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=17978 comm=syz-executor4 netlink: 1 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor3'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=17978 comm=syz-executor4 dccp_invalid_packet: P.CsCov 5 exceeds packet length 552 device gre0 entered promiscuous mode audit: type=1326 audit(1511560138.254:10469): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18154 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.255:10470): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18154 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=2 compat=0 ip=0x40cbb1 code=0x7ffc0000 audit: type=1326 audit(1511560138.255:10471): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18154 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.255:10472): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18154 comm="syz-executor2" exe="/root/syz-executor2" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x7ffc0000 *** Guest State *** CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 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 = 0xffffffff811bca33 RSP = 0xffff8801ccf1f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f4814780700 GSBase=ffff8801db500000 TRBase=ffff8801db523140 GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=00000001cc692000 CR4=00000000001426e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff8513e5b0 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 = 0xffffff203f583cc9 EPT pointer = 0x00000001cabac01e QAT: Invalid ioctl kauditd_printk_skb: 31 callbacks suppressed audit: type=1326 audit(1511560138.657:10504): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18231 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.658:10505): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18231 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=319 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.658:10506): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18231 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.659:10507): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18231 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=64 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.659:10508): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18231 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.659:10509): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18231 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=66 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.660:10510): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18231 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.662:10511): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18231 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=189 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.663:10512): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18231 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=202 compat=0 ip=0x452879 code=0x7ffc0000 audit: type=1326 audit(1511560138.663:10513): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=18231 comm="syz-executor1" exe="/root/syz-executor1" sig=0 arch=c000003e syscall=9 compat=0 ip=0x452879 code=0x7ffc0000 QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'. loop_reread_partitions: partition scan of loop0 (t?`JzP[ p>TK6C="L l!V #F-') failed (rc=-13) device gre0 entered promiscuous mode netlink: 2 bytes leftover after parsing attributes in process `syz-executor4'. loop_reread_partitions: partition scan of loop0 (t?`JzP[ p>TK6C="L l!V #F-') failed (rc=-13) netlink: 2 bytes leftover after parsing attributes in process `syz-executor4'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=15953 sclass=netlink_route_socket pig=18408 comm=syz-executor5 netlink: 8 bytes leftover after parsing attributes in process `syz-executor5'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=15953 sclass=netlink_route_socket pig=18408 comm=syz-executor5 netlink: 8 bytes leftover after parsing attributes in process `syz-executor5'. QAT: Invalid ioctl device gre0 entered promiscuous mode loop_reread_partitions: partition scan of loop0 (t?`JzP[ p>TK6C="L l!V #F-') failed (rc=-13) loop_reread_partitions: partition scan of loop0 (t?`JzP[ p>TK6C="L l!V #F-') failed (rc=-13) kvm: pic: non byte read kvm: pic: non byte read kvm: pic: non byte read kvm: pic: non byte read