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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:41 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:41 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee39873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:41 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c0700"/24]) 14:36:41 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f00000000c0)={0x3000, 0x6000}) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000000), 0x800501, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) r4 = syz_open_dev$vcsu(&(0x7f0000000180), 0xeabe, 0x2000) syz_kvm_setup_cpu$x86(r2, r4, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000200)=[@textreal={0x8, &(0x7f00000001c0)="0f01d4660f7c192e650f06b800088ee8baf80c66b8e038ac8566efbafc0ced660f3880310f0826dc67f60f0131660f388123", 0x32}], 0x1, 0x34, &(0x7f0000000240), 0x0) r5 = syz_open_dev$rtc(&(0x7f0000000100), 0x1, 0x40200) sendfile(r2, r5, &(0x7f0000000140)=0x9b, 0xa9b0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYBLOB="01000000000000008c85c3e4dca9ba000000000000fdbf943c984dfdd4d0a58bfe7fb5000000000000000000"]) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000240)={0x1fd, 0x1, 0x116002, 0x2000, &(0x7f0000ff6000/0x2000)=nil}) ioctl$KVM_RUN(r3, 0xae80, 0x0) [ 601.710030][T28271] dlm: no locking on control device [ 601.736692][T28276] dlm: no locking on control device 14:36:41 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x0, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:41 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:41 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f00000000c0)={0x3000, 0x6000}) (async) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000000), 0x800501, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) (async) r4 = syz_open_dev$vcsu(&(0x7f0000000180), 0xeabe, 0x2000) syz_kvm_setup_cpu$x86(r2, r4, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000200)=[@textreal={0x8, &(0x7f00000001c0)="0f01d4660f7c192e650f06b800088ee8baf80c66b8e038ac8566efbafc0ced660f3880310f0826dc67f60f0131660f388123", 0x32}], 0x1, 0x34, &(0x7f0000000240), 0x0) (async) r5 = syz_open_dev$rtc(&(0x7f0000000100), 0x1, 0x40200) sendfile(r2, r5, &(0x7f0000000140)=0x9b, 0xa9b0) (async) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYBLOB="01000000000000008c85c3e4dca9ba000000000000fdbf943c984dfdd4d0a58bfe7fb5000000000000000000"]) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000240)={0x1fd, 0x1, 0x116002, 0x2000, &(0x7f0000ff6000/0x2000)=nil}) (async) ioctl$KVM_RUN(r3, 0xae80, 0x0) 14:36:41 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:41 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d029cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 601.932911][T28287] dlm: no locking on control device [ 601.958019][T28289] dlm: no locking on control device 14:36:42 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:42 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x0, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:42 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:42 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:42 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d039cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:42 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f00000000c0)={0x3000, 0x6000}) (async, rerun: 64) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000000), 0x800501, 0x0) (rerun: 64) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) (async) r4 = syz_open_dev$vcsu(&(0x7f0000000180), 0xeabe, 0x2000) syz_kvm_setup_cpu$x86(r2, r4, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000200)=[@textreal={0x8, &(0x7f00000001c0)="0f01d4660f7c192e650f06b800088ee8baf80c66b8e038ac8566efbafc0ced660f3880310f0826dc67f60f0131660f388123", 0x32}], 0x1, 0x34, &(0x7f0000000240), 0x0) (async) r5 = syz_open_dev$rtc(&(0x7f0000000100), 0x1, 0x40200) sendfile(r2, r5, &(0x7f0000000140)=0x9b, 0xa9b0) (async) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYBLOB="01000000000000008c85c3e4dca9ba000000000000fdbf943c984dfdd4d0a58bfe7fb5000000000000000000"]) (async, rerun: 32) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000240)={0x1fd, 0x1, 0x116002, 0x2000, &(0x7f0000ff6000/0x2000)=nil}) (async, rerun: 32) ioctl$KVM_RUN(r3, 0xae80, 0x0) [ 602.359562][T28298] dlm: no locking on control device 14:36:42 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x0, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:42 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:42 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d049cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 602.406862][T28302] dlm: no locking on control device 14:36:42 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 602.465018][T28309] dlm: no locking on control device 14:36:42 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r3, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) sendmmsg$alg(r3, &(0x7f0000000140), 0x4924b68, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYRES32=r3]) ioctl$KVM_KVMCLOCK_CTRL(r2, 0xaead) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f0000000180)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32=r2, @ANYBLOB="01000000000000002e04dace875aaa4dd79a324289d6f0909365ea"]) ioctl$KVM_SET_REGS(r4, 0x4090ae82, &(0x7f00000000c0)={[0xfff, 0xfffffffffffffffd, 0x8, 0x8000000000000000, 0x1f, 0x5, 0x400, 0xff, 0x10000, 0x6, 0x7, 0x86, 0xffffffffffffffff, 0xfff, 0x5, 0xffffffffffff4228], 0x1000, 0x42044}) 14:36:42 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:42 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:42 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d059cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:42 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:42 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:42 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r3, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) (async) sendmmsg$alg(r3, &(0x7f0000000140), 0x4924b68, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYRES32=r3]) ioctl$KVM_KVMCLOCK_CTRL(r2, 0xaead) (async, rerun: 32) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f0000000180)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32=r2, @ANYBLOB="01000000000000002e04dace875aaa4dd79a324289d6f0909365ea"]) (async, rerun: 32) ioctl$KVM_SET_REGS(r4, 0x4090ae82, &(0x7f00000000c0)={[0xfff, 0xfffffffffffffffd, 0x8, 0x8000000000000000, 0x1f, 0x5, 0x400, 0xff, 0x10000, 0x6, 0x7, 0x86, 0xffffffffffffffff, 0xfff, 0x5, 0xffffffffffff4228], 0x1000, 0x42044}) 14:36:42 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:42 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 603.006076][T28325] dlm: no locking on control device 14:36:43 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) r3 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r3, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) (async) sendmmsg$alg(r3, &(0x7f0000000140), 0x4924b68, 0x0) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYRES32=r3]) (async) ioctl$KVM_KVMCLOCK_CTRL(r2, 0xaead) (async) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f0000000180)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32=r2, @ANYBLOB="01000000000000002e04dace875aaa4dd79a324289d6f0909365ea"]) (async) ioctl$KVM_SET_REGS(r4, 0x4090ae82, &(0x7f00000000c0)={[0xfff, 0xfffffffffffffffd, 0x8, 0x8000000000000000, 0x1f, 0x5, 0x400, 0xff, 0x10000, 0x6, 0x7, 0x86, 0xffffffffffffffff, 0xfff, 0x5, 0xffffffffffff4228], 0x1000, 0x42044}) 14:36:43 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:43 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d069cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:43 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:43 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, 0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 603.272369][T28351] dlm: no locking on control device 14:36:43 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:43 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:43 executing program 2: openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r0, 0x4008ae89, &(0x7f0000000040)) 14:36:43 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:43 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, 0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:43 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d079cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:43 executing program 2: openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r0, 0x4008ae89, &(0x7f0000000040)) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) (async) ioctl$KVM_SET_MSRS(r0, 0x4008ae89, &(0x7f0000000040)) (async) 14:36:43 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, 0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 603.672853][T28358] dlm: no locking on control device 14:36:43 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:43 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d089cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:43 executing program 2: openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r0, 0x4008ae89, &(0x7f0000000040)) 14:36:43 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 603.875272][T28377] dlm: no locking on control device 14:36:44 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, 0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:44 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:44 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:44 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='memory.swap.current\x00', 0x0, 0x0) io_uring_enter(r0, 0x237f, 0xa09e, 0x3, &(0x7f00000000c0)={[0x8]}, 0x8) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) 14:36:44 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d0a9cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:44 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:44 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d0b9cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:44 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:44 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 604.303878][T28389] dlm: no locking on control device 14:36:44 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='memory.swap.current\x00', 0x0, 0x0) io_uring_enter(r0, 0x237f, 0xa09e, 0x3, &(0x7f00000000c0)={[0x8]}, 0x8) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='memory.swap.current\x00', 0x0, 0x0) (async) io_uring_enter(r0, 0x237f, 0xa09e, 0x3, &(0x7f00000000c0)={[0x8]}, 0x8) (async) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) (async) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) (async) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) (async) 14:36:44 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, 0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:44 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 604.429388][T28404] dlm: no locking on control device 14:36:44 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='memory.swap.current\x00', 0x0, 0x0) io_uring_enter(r0, 0x237f, 0xa09e, 0x3, &(0x7f00000000c0)={[0x8]}, 0x8) (async) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) 14:36:44 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:44 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d0c9cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:44 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r1 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r1, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x100000000000000) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) [ 604.555920][T28415] dlm: no locking on control device 14:36:44 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 604.676856][T28418] dlm: no locking on control device [ 604.712494][T28418] dlm: no locking on control device 14:36:45 executing program 3: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:45 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, 0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:45 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:45 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d0d9cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:45 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:45 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) r1 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r1, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) (async, rerun: 64) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x100000000000000) (rerun: 64) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) [ 605.109897][T28429] dlm: no locking on control device [ 605.119523][T28431] dlm: no locking on control device 14:36:45 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 605.163550][T28431] dlm: no locking on control device 14:36:45 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:45 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:45 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d0e9cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 605.255692][T28431] dlm: no locking on control device [ 605.266800][T28431] dlm: no locking on control device [ 605.272759][T28431] dlm: no locking on control device [ 605.278165][T28431] dlm: no locking on control device [ 605.286681][T28431] dlm: no locking on control device [ 605.293160][T28431] dlm: no locking on control device [ 605.317459][T28431] dlm: no locking on control device 14:36:45 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:45 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 605.339410][T28431] dlm: no locking on control device [ 605.344800][T28431] dlm: no locking on control device [ 605.369866][T28441] dlm: no locking on control device [ 605.430050][T28431] dlm: no locking on control device [ 605.435422][T28431] dlm: no locking on control device [ 605.457886][T28431] dlm: no locking on control device [ 605.474992][T28431] dlm: no locking on control device [ 605.480888][T28431] dlm: no locking on control device [ 605.486746][T28431] dlm: no locking on control device [ 605.492580][T28431] dlm: no locking on control device [ 605.515125][T28431] dlm: no locking on control device [ 605.540191][T28431] dlm: no locking on control device [ 605.545524][T28431] dlm: no locking on control device [ 605.551769][T28431] dlm: no locking on control device [ 605.557108][T28431] dlm: no locking on control device [ 605.571305][T28431] dlm: no locking on control device [ 605.576620][T28431] dlm: no locking on control device [ 605.590109][T28431] dlm: no locking on control device [ 605.595451][T28431] dlm: no locking on control device [ 605.609510][T28431] dlm: no locking on control device [ 605.614848][T28431] dlm: no locking on control device [ 605.636345][T28431] dlm: no locking on control device [ 605.644558][T28431] dlm: no locking on control device [ 605.653898][T28431] dlm: no locking on control device [ 605.663458][T28431] dlm: no locking on control device [ 605.673643][T28431] dlm: no locking on control device [ 605.683021][T28431] dlm: no locking on control device [ 605.688336][T28431] dlm: no locking on control device [ 605.694167][T28431] dlm: no locking on control device [ 605.709690][T28431] dlm: no locking on control device [ 605.715095][T28431] dlm: no locking on control device [ 605.720865][T28431] dlm: no locking on control device [ 605.726265][T28431] dlm: no locking on control device [ 605.731722][T28431] dlm: no locking on control device 14:36:45 executing program 3: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:45 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:45 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d109cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:45 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:45 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 605.736989][T28431] dlm: no locking on control device [ 605.752539][T28431] dlm: no locking on control device [ 605.758091][T28431] dlm: no locking on control device [ 605.763820][T28431] dlm: no locking on control device [ 605.784707][T28431] dlm: no locking on control device [ 605.808167][T28451] dlm: no locking on control device [ 605.808736][T28431] dlm: no locking on control device [ 605.828148][T28431] dlm: no locking on control device [ 605.861869][T28431] dlm: no locking on control device [ 605.873025][T28431] dlm: no locking on control device [ 605.889309][T28431] dlm: no locking on control device 14:36:45 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) r1 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r1, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) (async) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x100000000000000) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) 14:36:45 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:45 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:45 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:45 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d119cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 605.915732][T28431] dlm: no locking on control device [ 605.928875][T28431] dlm: no locking on control device [ 605.934245][T28431] dlm: no locking on control device 14:36:45 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f3"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:45 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 606.021093][T28464] dlm: no locking on control device [ 606.072695][T28466] dlm: no locking on control device [ 606.078364][T28467] dlm: no locking on control device 14:36:46 executing program 3: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:46 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:46 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x400, 0x0) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000140)=[@textreal={0x8, &(0x7f00000000c0)="36662e0f20c626f30f1efbbaf80c66b891934a8066efbafc0cecf00fb0becb00ba4200ec6464f30fa7d866b80f0000000f23c80f21f866350c0090000f23f80f09660f9e7100b809008ec8", 0x4b}], 0x1, 0x40, &(0x7f0000000180)=[@flags={0x3, 0x104020}, @flags={0x3, 0x608c0}], 0x2) 14:36:46 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d129cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:46 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:46 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f3"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 606.433378][T28480] dlm: no locking on control device 14:36:46 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:46 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:46 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:46 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x400, 0x0) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000140)=[@textreal={0x8, &(0x7f00000000c0)="36662e0f20c626f30f1efbbaf80c66b891934a8066efbafc0cecf00fb0becb00ba4200ec6464f30fa7d866b80f0000000f23c80f21f866350c0090000f23f80f09660f9e7100b809008ec8", 0x4b}], 0x1, 0x40, &(0x7f0000000180)=[@flags={0x3, 0x104020}, @flags={0x3, 0x608c0}], 0x2) 14:36:46 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d399cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 606.544655][T28487] dlm: no locking on control device 14:36:46 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a39dbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 606.645447][T28494] dlm: no locking on control device 14:36:46 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:46 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:46 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) (async) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x400, 0x0) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000140)=[@textreal={0x8, &(0x7f00000000c0)="36662e0f20c626f30f1efbbaf80c66b891934a8066efbafc0cecf00fb0becb00ba4200ec6464f30fa7d866b80f0000000f23c80f21f866350c0090000f23f80f09660f9e7100b809008ec8", 0x4b}], 0x1, 0x40, &(0x7f0000000180)=[@flags={0x3, 0x104020}, @flags={0x3, 0x608c0}], 0x2) 14:36:46 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d0a8abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:46 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:46 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 606.945629][T28503] dlm: no locking on control device 14:36:46 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:46 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:46 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d258abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:46 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:47 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r1 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000000), 0x18100, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000180)=ANY=[@ANYBLOB="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"]) 14:36:47 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d2500110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 607.074723][T28511] dlm: no locking on control device [ 607.203501][T28520] dlm: no locking on control device 14:36:47 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:47 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) r1 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000000), 0x18100, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000180)=ANY=[@ANYBLOB="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"]) 14:36:47 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:47 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:47 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:47 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d3900110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:47 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r1 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000000), 0x18100, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000180)=ANY=[@ANYBLOB="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"]) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000000), 0x18100, 0x0) (async) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000180)=ANY=[@ANYBLOB="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"]) (async) 14:36:47 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 607.493626][T28531] dlm: no locking on control device 14:36:47 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0003110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:47 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:47 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:47 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$BTRFS_IOC_GET_SUPPORTED_FEATURES(r0, 0x80489439, &(0x7f00000000c0)) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_DEASSIGN_PCI_DEVICE(r1, 0x4040ae72, &(0x7f0000000040)={0x8, 0x1, 0x8, 0x4, 0x4}) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c00ed83c40000080000020000000000"]) [ 607.595618][T28542] dlm: no locking on control device 14:36:47 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:47 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:47 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0102110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:47 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:47 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:47 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$BTRFS_IOC_GET_SUPPORTED_FEATURES(r0, 0x80489439, &(0x7f00000000c0)) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_DEASSIGN_PCI_DEVICE(r1, 0x4040ae72, &(0x7f0000000040)={0x8, 0x1, 0x8, 0x4, 0x4}) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c00ed83c40000080000020000000000"]) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$BTRFS_IOC_GET_SUPPORTED_FEATURES(r0, 0x80489439, &(0x7f00000000c0)) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) ioctl$KVM_DEASSIGN_PCI_DEVICE(r1, 0x4040ae72, &(0x7f0000000040)={0x8, 0x1, 0x8, 0x4, 0x4}) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c00ed83c40000080000020000000000"]) (async) 14:36:48 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 608.049733][T28555] dlm: no locking on control device 14:36:48 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$BTRFS_IOC_GET_SUPPORTED_FEATURES(r0, 0x80489439, &(0x7f00000000c0)) (async) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) ioctl$KVM_DEASSIGN_PCI_DEVICE(r1, 0x4040ae72, &(0x7f0000000040)={0x8, 0x1, 0x8, 0x4, 0x4}) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c00ed83c40000080000020000000000"]) 14:36:48 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:48 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0103110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:48 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:48 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 608.186051][T28574] dlm: no locking on control device 14:36:48 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:48 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000100)=ANY=[@ANYBLOB="0195039c74ad74d856524200000000fc00008c000000eaff09000000000000000000242bf6a5e39ce946117f34b3854eee4a0655b857327eb0a65fa17c35c9073fb51f88d2739dc475b22e1dafd5b22b6e22d8234bd83ce4faa96af4b41522add61d3288a747034fc389d194fe38432b1fe2dc9ffff401a53e6d3a0dcf050b45ff6b855c7113111c675cef73cd7abf63f41751dabe2bec1793fb3a17139108833acd49052d05dff9641866a03f9f740471474e52daf7426271232fc6a2d43d16a747969fa68ae43117bbf55133dbba5b5665db5d72b82952d43570aa96fa2a8bfd97fd6ece8e431cd574cd7abab26ec94912b244579e213f43"]) 14:36:48 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:48 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0104110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:48 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:48 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:48 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000100)=ANY=[@ANYBLOB="0195039c74ad74d856524200000000fc00008c000000eaff09000000000000000000242bf6a5e39ce946117f34b3854eee4a0655b857327eb0a65fa17c35c9073fb51f88d2739dc475b22e1dafd5b22b6e22d8234bd83ce4faa96af4b41522add61d3288a747034fc389d194fe38432b1fe2dc9ffff401a53e6d3a0dcf050b45ff6b855c7113111c675cef73cd7abf63f41751dabe2bec1793fb3a17139108833acd49052d05dff9641866a03f9f740471474e52daf7426271232fc6a2d43d16a747969fa68ae43117bbf55133dbba5b5665db5d72b82952d43570aa96fa2a8bfd97fd6ece8e431cd574cd7abab26ec94912b244579e213f43"]) [ 608.566588][T28588] dlm: no locking on control device 14:36:48 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:48 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:48 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0105110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:48 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000100)=ANY=[@ANYBLOB="0195039c74ad74d856524200000000fc00008c000000eaff09000000000000000000242bf6a5e39ce946117f34b3854eee4a0655b857327eb0a65fa17c35c9073fb51f88d2739dc475b22e1dafd5b22b6e22d8234bd83ce4faa96af4b41522add61d3288a747034fc389d194fe38432b1fe2dc9ffff401a53e6d3a0dcf050b45ff6b855c7113111c675cef73cd7abf63f41751dabe2bec1793fb3a17139108833acd49052d05dff9641866a03f9f740471474e52daf7426271232fc6a2d43d16a747969fa68ae43117bbf55133dbba5b5665db5d72b82952d43570aa96fa2a8bfd97fd6ece8e431cd574cd7abab26ec94912b244579e213f43"]) 14:36:48 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 608.742954][T28598] dlm: no locking on control device 14:36:49 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:49 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:49 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0106110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:49 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$UDMABUF_CREATE(0xffffffffffffffff, 0x40187542, &(0x7f0000000040)={0xffffffffffffffff, 0x0, 0x1000, 0x8000}) ioctl$BTRFS_IOC_BALANCE(r2, 0x5000940c, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c00000000000000"]) 14:36:49 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:49 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:49 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$UDMABUF_CREATE(0xffffffffffffffff, 0x40187542, &(0x7f0000000040)={0xffffffffffffffff, 0x0, 0x1000, 0x8000}) ioctl$BTRFS_IOC_BALANCE(r2, 0x5000940c, 0x0) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async, rerun: 32) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (rerun: 32) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c00000000000000"]) [ 609.208247][T28607] dlm: no locking on control device 14:36:49 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:49 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:49 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0107110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:49 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:49 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) r2 = ioctl$UDMABUF_CREATE(0xffffffffffffffff, 0x40187542, &(0x7f0000000040)={0xffffffffffffffff, 0x0, 0x1000, 0x8000}) ioctl$BTRFS_IOC_BALANCE(r2, 0x5000940c, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c00000000000000"]) 14:36:49 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 609.373965][T28621] dlm: no locking on control device 14:36:49 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:49 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:49 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0148110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 609.596710][T28637] dlm: no locking on control device 14:36:49 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:49 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013d"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:49 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000000c0)={[0xff, 0x9, 0x2196, 0xfff, 0x0, 0x100, 0x8000, 0x100, 0x1cc89c1a, 0xc5, 0x91, 0x1, 0x9, 0x81, 0x0, 0x5], 0x1000, 0x204001}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000180)={[0x7, 0x24, 0x5, 0x9, 0x1, 0x3, 0x539, 0x8, 0x4, 0x8, 0xd0, 0x54, 0xfffffffffffffffd, 0x5, 0x8, 0x920], 0x107000}) 14:36:49 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:49 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:49 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d014c110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:49 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) (async) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000000c0)={[0xff, 0x9, 0x2196, 0xfff, 0x0, 0x100, 0x8000, 0x100, 0x1cc89c1a, 0xc5, 0x91, 0x1, 0x9, 0x81, 0x0, 0x5], 0x1000, 0x204001}) (async) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000180)={[0x7, 0x24, 0x5, 0x9, 0x1, 0x3, 0x539, 0x8, 0x4, 0x8, 0xd0, 0x54, 0xfffffffffffffffd, 0x5, 0x8, 0x920], 0x107000}) [ 610.001343][T28646] dlm: no locking on control device 14:36:49 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000000c0)={[0xff, 0x9, 0x2196, 0xfff, 0x0, 0x100, 0x8000, 0x100, 0x1cc89c1a, 0xc5, 0x91, 0x1, 0x9, 0x81, 0x0, 0x5], 0x1000, 0x204001}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000180)={[0x7, 0x24, 0x5, 0x9, 0x1, 0x3, 0x539, 0x8, 0x4, 0x8, 0xd0, 0x54, 0xfffffffffffffffd, 0x5, 0x8, 0x920], 0x107000}) 14:36:50 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:50 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000000), 0x480, 0x0) ioctl$KVM_SET_PIT(r2, 0x8048ae66, &(0x7f00000000c0)={[{0x80000000, 0x0, 0x44, 0x8, 0x80, 0x9, 0xe0, 0x1f, 0x1, 0x3, 0x6, 0x81}, {0x7, 0x1ff, 0x7, 0xd7, 0xf6, 0x2, 0x89, 0xe4, 0x6, 0x5, 0x4, 0x6, 0x9}, {0x2, 0x1, 0x6, 0x7c, 0x8, 0x56, 0x1f, 0x0, 0x0, 0x3, 0x6, 0x0, 0x200}], 0x3}) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYRESHEX=r0]) 14:36:50 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:50 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000000), 0x480, 0x0) ioctl$KVM_SET_PIT(r2, 0x8048ae66, &(0x7f00000000c0)={[{0x80000000, 0x0, 0x44, 0x8, 0x80, 0x9, 0xe0, 0x1f, 0x1, 0x3, 0x6, 0x81}, {0x7, 0x1ff, 0x7, 0xd7, 0xf6, 0x2, 0x89, 0xe4, 0x6, 0x5, 0x4, 0x6, 0x9}, {0x2, 0x1, 0x6, 0x7c, 0x8, 0x56, 0x1f, 0x0, 0x0, 0x3, 0x6, 0x0, 0x200}], 0x3}) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYRESHEX=r0]) 14:36:50 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x0, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:50 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000000), 0x480, 0x0) ioctl$KVM_SET_PIT(r2, 0x8048ae66, &(0x7f00000000c0)={[{0x80000000, 0x0, 0x44, 0x8, 0x80, 0x9, 0xe0, 0x1f, 0x1, 0x3, 0x6, 0x81}, {0x7, 0x1ff, 0x7, 0xd7, 0xf6, 0x2, 0x89, 0xe4, 0x6, 0x5, 0x4, 0x6, 0x9}, {0x2, 0x1, 0x6, 0x7c, 0x8, 0x56, 0x1f, 0x0, 0x0, 0x3, 0x6, 0x0, 0x200}], 0x3}) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYRESHEX=r0]) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000000), 0x480, 0x0) (async) ioctl$KVM_SET_PIT(r2, 0x8048ae66, &(0x7f00000000c0)={[{0x80000000, 0x0, 0x44, 0x8, 0x80, 0x9, 0xe0, 0x1f, 0x1, 0x3, 0x6, 0x81}, {0x7, 0x1ff, 0x7, 0xd7, 0xf6, 0x2, 0x89, 0xe4, 0x6, 0x5, 0x4, 0x6, 0x9}, {0x2, 0x1, 0x6, 0x7c, 0x8, 0x56, 0x1f, 0x0, 0x0, 0x3, 0x6, 0x0, 0x200}], 0x3}) (async) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYRESHEX=r0]) (async) 14:36:50 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0150110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:50 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:50 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:50 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:50 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 610.575388][T28673] dlm: no locking on control device 14:36:50 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000040), 0x80000, 0x0) ioctl$KVM_CAP_VM_COPY_ENC_CONTEXT_FROM(r3, 0x4068aea3, &(0x7f00000000c0)={0xc5, 0x0, r1}) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) 14:36:50 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0160110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:50 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:50 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:50 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0168110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 610.700354][T28688] dlm: no locking on control device [ 610.794494][T28695] dlm: no locking on control device 14:36:51 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x0, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:51 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:51 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d016c110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:51 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:51 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000040), 0x80000, 0x0) ioctl$KVM_CAP_VM_COPY_ENC_CONTEXT_FROM(r3, 0x4068aea3, &(0x7f00000000c0)={0xc5, 0x0, r1}) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) 14:36:51 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:51 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000040), 0x80000, 0x0) ioctl$KVM_CAP_VM_COPY_ENC_CONTEXT_FROM(r3, 0x4068aea3, &(0x7f00000000c0)={0xc5, 0x0, r1}) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) [ 611.177725][T28698] dlm: no locking on control device 14:36:51 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0174110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:51 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:51 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:51 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:51 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x254002, 0x0) write$nbd(r3, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) [ 611.373644][T28715] dlm: no locking on control device 14:36:51 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x0, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:51 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d017a110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:51 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:51 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:51 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x254002, 0x0) write$nbd(r3, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x254002, 0x0) (async) write$nbd(r3, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) (async) ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) (async) 14:36:51 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:51 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x254002, 0x0) write$nbd(r3, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x254002, 0x0) (async) write$nbd(r3, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) (async) ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) (async) [ 611.810847][T28727] dlm: no locking on control device 14:36:51 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:51 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:51 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:51 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100390004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:51 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/module/dvb_usb_dw2102', 0x40200, 0x90) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01010000400000008cf8ffffffffffffff00001a00000000"]) [ 611.975511][T28745] dlm: no locking on control device 14:36:52 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:52 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:52 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:52 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100390004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:52 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:52 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/module/dvb_usb_dw2102', 0x40200, 0x90) ioctl$KVM_RUN(r3, 0xae80, 0x0) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01010000400000008cf8ffffffffffffff00001a00000000"]) 14:36:52 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) r3 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/module/dvb_usb_dw2102', 0x40200, 0x90) ioctl$KVM_RUN(r3, 0xae80, 0x0) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01010000400000008cf8ffffffffffffff00001a00000000"]) 14:36:52 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:52 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 612.449413][T28761] dlm: no locking on control device 14:36:52 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100113a00bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:52 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_CHANNEL(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x48, r2, 0x200, 0x70bd25, 0x25dfdbff, {{}, {@val={0x8}, @val={0xc, 0x99, {0xfff, 0x5a}}}}, [@NL80211_ATTR_WIPHY_EDMG_CHANNELS={0x5, 0x118, 0x12}, @NL80211_ATTR_WIPHY_FREQ={0x8}, @NL80211_ATTR_CHANNEL_WIDTH={0x8}, @NL80211_ATTR_WIPHY_EDMG_BW_CONFIG={0x5, 0x119, 0x9}]}, 0x48}, 0x1, 0x0, 0x0, 0x20000088}, 0x24000000) sendmsg$NL80211_CMD_SET_MPATH(r1, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20}, 0xfffffffffffffe6d, &(0x7f0000000300)={&(0x7f0000000380)={0x28, r2, 0x2, 0x70bd25, 0x25dfdbfe, {{}, {@val={0x8}, @val={0x0, 0x99, {0x8, 0x6}}}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa}]}, 0x28}, 0x1, 0x0, 0x0, 0x82}, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c000000000000000000000000001200"]) ioctl$KVM_SET_GUEST_DEBUG(r3, 0x4048ae9b, &(0x7f00000000c0)={0x80002, 0x0, [0x8001, 0x200, 0x6, 0xfffffffd, 0x10000, 0xfffffffffffffff7, 0x0, 0x383c]}) 14:36:52 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 612.571328][T28770] dlm: no locking on control device 14:36:52 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:52 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013d"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:52 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_CHANNEL(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x48, r2, 0x200, 0x70bd25, 0x25dfdbff, {{}, {@val={0x8}, @val={0xc, 0x99, {0xfff, 0x5a}}}}, [@NL80211_ATTR_WIPHY_EDMG_CHANNELS={0x5, 0x118, 0x12}, @NL80211_ATTR_WIPHY_FREQ={0x8}, @NL80211_ATTR_CHANNEL_WIDTH={0x8}, @NL80211_ATTR_WIPHY_EDMG_BW_CONFIG={0x5, 0x119, 0x9}]}, 0x48}, 0x1, 0x0, 0x0, 0x20000088}, 0x24000000) sendmsg$NL80211_CMD_SET_MPATH(r1, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20}, 0xfffffffffffffe6d, &(0x7f0000000300)={&(0x7f0000000380)={0x28, r2, 0x2, 0x70bd25, 0x25dfdbfe, {{}, {@val={0x8}, @val={0x0, 0x99, {0x8, 0x6}}}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa}]}, 0x28}, 0x1, 0x0, 0x0, 0x82}, 0x0) (async) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c000000000000000000000000001200"]) ioctl$KVM_SET_GUEST_DEBUG(r3, 0x4048ae9b, &(0x7f00000000c0)={0x80002, 0x0, [0x8001, 0x200, 0x6, 0xfffffffd, 0x10000, 0xfffffffffffffff7, 0x0, 0x383c]}) 14:36:52 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110003bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:52 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:52 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:52 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_CHANNEL(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x48, r2, 0x200, 0x70bd25, 0x25dfdbff, {{}, {@val={0x8}, @val={0xc, 0x99, {0xfff, 0x5a}}}}, [@NL80211_ATTR_WIPHY_EDMG_CHANNELS={0x5, 0x118, 0x12}, @NL80211_ATTR_WIPHY_FREQ={0x8}, @NL80211_ATTR_CHANNEL_WIDTH={0x8}, @NL80211_ATTR_WIPHY_EDMG_BW_CONFIG={0x5, 0x119, 0x9}]}, 0x48}, 0x1, 0x0, 0x0, 0x20000088}, 0x24000000) sendmsg$NL80211_CMD_SET_MPATH(r1, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20}, 0xfffffffffffffe6d, &(0x7f0000000300)={&(0x7f0000000380)={0x28, r2, 0x2, 0x70bd25, 0x25dfdbfe, {{}, {@val={0x8}, @val={0x0, 0x99, {0x8, 0x6}}}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa}]}, 0x28}, 0x1, 0x0, 0x0, 0x82}, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c000000000000000000000000001200"]) ioctl$KVM_SET_GUEST_DEBUG(r3, 0x4048ae9b, &(0x7f00000000c0)={0x80002, 0x0, [0x8001, 0x200, 0x6, 0xfffffffd, 0x10000, 0xfffffffffffffff7, 0x0, 0x383c]}) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff) (async) sendmsg$NL80211_CMD_SET_CHANNEL(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x48, r2, 0x200, 0x70bd25, 0x25dfdbff, {{}, {@val={0x8}, @val={0xc, 0x99, {0xfff, 0x5a}}}}, [@NL80211_ATTR_WIPHY_EDMG_CHANNELS={0x5, 0x118, 0x12}, @NL80211_ATTR_WIPHY_FREQ={0x8}, @NL80211_ATTR_CHANNEL_WIDTH={0x8}, @NL80211_ATTR_WIPHY_EDMG_BW_CONFIG={0x5, 0x119, 0x9}]}, 0x48}, 0x1, 0x0, 0x0, 0x20000088}, 0x24000000) (async) sendmsg$NL80211_CMD_SET_MPATH(r1, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20}, 0xfffffffffffffe6d, &(0x7f0000000300)={&(0x7f0000000380)={0x28, r2, 0x2, 0x70bd25, 0x25dfdbfe, {{}, {@val={0x8}, @val={0x0, 0x99, {0x8, 0x6}}}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa}]}, 0x28}, 0x1, 0x0, 0x0, 0x82}, 0x0) (async) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000008c000000000000000000000000001200"]) (async) ioctl$KVM_SET_GUEST_DEBUG(r3, 0x4048ae9b, &(0x7f00000000c0)={0x80002, 0x0, [0x8001, 0x200, 0x6, 0xfffffffd, 0x10000, 0xfffffffffffffff7, 0x0, 0x383c]}) (async) 14:36:52 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110204bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 612.998362][T28786] dlm: no locking on control device 14:36:52 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:53 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:53 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 613.105813][T28798] dlm: no locking on control device 14:36:53 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, &(0x7f00000000c0)="67d0a97a000000baf80c66b8ba37108266efbafc0cb8c4abef66660f3880020fe58e0d93ba4000b0e2ee66b9970900000f320fff6b8e66b9800000c00f326635000400000f30ad0f20c06635200000000f22c0", 0x53}], 0x1, 0x11, &(0x7f0000000140), 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) dup(r1) [ 613.205441][T28803] dlm: no locking on control device 14:36:53 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:53 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110304bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:53 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:53 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, &(0x7f00000000c0)="67d0a97a000000baf80c66b8ba37108266efbafc0cb8c4abef66660f3880020fe58e0d93ba4000b0e2ee66b9970900000f320fff6b8e66b9800000c00f326635000400000f30ad0f20c06635200000000f22c0", 0x53}], 0x1, 0x11, &(0x7f0000000140), 0x0) (async) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) (async) dup(r1) 14:36:53 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:53 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:53 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 613.639791][T28816] dlm: no locking on control device [ 613.664830][T28818] dlm: no locking on control device 14:36:53 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:53 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:53 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110404bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:53 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:53 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, &(0x7f00000000c0)="67d0a97a000000baf80c66b8ba37108266efbafc0cb8c4abef66660f3880020fe58e0d93ba4000b0e2ee66b9970900000f320fff6b8e66b9800000c00f326635000400000f30ad0f20c06635200000000f22c0", 0x53}], 0x1, 0x11, &(0x7f0000000140), 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) dup(r1) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) (async) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) (async) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, &(0x7f00000000c0)="67d0a97a000000baf80c66b8ba37108266efbafc0cb8c4abef66660f3880020fe58e0d93ba4000b0e2ee66b9970900000f320fff6b8e66b9800000c00f326635000400000f30ad0f20c06635200000000f22c0", 0x53}], 0x1, 0x11, &(0x7f0000000140), 0x0) (async) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) (async) dup(r1) (async) [ 613.843576][T28829] dlm: no locking on control device [ 613.966402][T28831] dlm: no locking on control device 14:36:54 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:54 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:54 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110504bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:54 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, 0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r3 = dup(r2) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:54 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:54 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000008008c6d0d912c5b2d9f1a00000000000000"]) [ 614.293195][T28844] dlm: no locking on control device 14:36:54 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:54 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110604bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:54 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000008008c6d0d912c5b2d9f1a00000000000000"]) 14:36:54 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:54 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) [ 614.401025][T28854] dlm: no locking on control device 14:36:54 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110704bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:54 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000008008c6d0d912c5b2d9f1a00000000000000"]) 14:36:54 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:54 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 614.570295][T28863] dlm: no locking on control device 14:36:54 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, 0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r3 = dup(r2) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:54 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100114804bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:54 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f00000000c0)="ea04001e00ea980afb0066b9160a000066b8fb00000066ba000000000f30ba2100ed660f3881aeec810f3acc77e3f9660f38df674e66b88c0000000f23c00f21f86635030006000f23f8660f2d6300b81e010f00d0", 0x55}], 0x1, 0x1, &(0x7f0000000180)=[@cstype0={0x4, 0xc}, @cstype3={0x5, 0x8}], 0x2) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x375}]}) 14:36:54 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:54 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:54 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:55 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100114c04bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 615.059448][T28879] dlm: no locking on control device 14:36:55 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:55 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f00000000c0)="ea04001e00ea980afb0066b9160a000066b8fb00000066ba000000000f30ba2100ed660f3881aeec810f3acc77e3f9660f38df674e66b88c0000000f23c00f21f86635030006000f23f8660f2d6300b81e010f00d0", 0x55}], 0x1, 0x1, &(0x7f0000000180)=[@cstype0={0x4, 0xc}, @cstype3={0x5, 0x8}], 0x2) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x375}]}) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) pipe(&(0x7f0000000040)) (async) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f00000000c0)="ea04001e00ea980afb0066b9160a000066b8fb00000066ba000000000f30ba2100ed660f3881aeec810f3acc77e3f9660f38df674e66b88c0000000f23c00f21f86635030006000f23f8660f2d6300b81e010f00d0", 0x55}], 0x1, 0x1, &(0x7f0000000180)=[@cstype0={0x4, 0xc}, @cstype3={0x5, 0x8}], 0x2) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x375}]}) (async) 14:36:55 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:55 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 615.212587][T28892] dlm: no locking on control device 14:36:55 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f00000000c0)="ea04001e00ea980afb0066b9160a000066b8fb00000066ba000000000f30ba2100ed660f3881aeec810f3acc77e3f9660f38df674e66b88c0000000f23c00f21f86635030006000f23f8660f2d6300b81e010f00d0", 0x55}], 0x1, 0x1, &(0x7f0000000180)=[@cstype0={0x4, 0xc}, @cstype3={0x5, 0x8}], 0x2) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x375}]}) 14:36:55 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, 0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r3 = dup(r2) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:55 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:55 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100115004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:55 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:55 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:55 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_GET_NESTED_STATE(0xffffffffffffffff, 0xc080aebe, &(0x7f00000000c0)={{0x0, 0x0, 0x80}}) r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/asound/seq/clients\x00', 0x0, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x10000000000000f0, 0x0, [{0x8c, 0x0, 0x2000000}]}) 14:36:55 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100116004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:55 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) ioctl$KVM_GET_NESTED_STATE(0xffffffffffffffff, 0xc080aebe, &(0x7f00000000c0)={{0x0, 0x0, 0x80}}) r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/asound/seq/clients\x00', 0x0, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x10000000000000f0, 0x0, [{0x8c, 0x0, 0x2000000}]}) [ 615.693183][T28905] dlm: no locking on control device 14:36:55 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:55 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100116804bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 615.775636][T28915] dlm: no locking on control device 14:36:55 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:55 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 615.927891][T28924] dlm: no locking on control device 14:36:56 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, 0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r3 = dup(r2) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:56 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_GET_NESTED_STATE(0xffffffffffffffff, 0xc080aebe, &(0x7f00000000c0)={{0x0, 0x0, 0x80}}) r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/asound/seq/clients\x00', 0x0, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x10000000000000f0, 0x0, [{0x8c, 0x0, 0x2000000}]}) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) (async) ioctl$KVM_GET_NESTED_STATE(0xffffffffffffffff, 0xc080aebe, &(0x7f00000000c0)={{0x0, 0x0, 0x80}}) (async) openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/asound/seq/clients\x00', 0x0, 0x0) (async) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x10000000000000f0, 0x0, [{0x8c, 0x0, 0x2000000}]}) (async) 14:36:56 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:56 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:56 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100116c04bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:56 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:56 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 616.392024][T28936] dlm: no locking on control device 14:36:56 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) ioctl$KVM_CHECK_EXTENSION(r2, 0xae03, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000140)=ANY=[@ANYBLOB="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"]) r4 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r4, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) ioctl$KVM_RUN(r4, 0xae80, 0x0) r5 = socket(0x23, 0x3, 0x54) setsockopt$netlink_NETLINK_TX_RING(r5, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) sendmmsg$alg(r5, &(0x7f0000000140), 0x4924b68, 0x0) dup(r5) 14:36:56 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:56 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:56 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100117404bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:56 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 616.581803][T28953] dlm: no locking on control device [ 616.601297][T28954] dlm: no locking on control device [ 616.646880][T28953] dlm: no locking on control device 14:36:56 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, 0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r3 = dup(r2) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:56 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:56 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:56 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) ioctl$KVM_CHECK_EXTENSION(r2, 0xae03, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000140)=ANY=[@ANYBLOB="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"]) (async, rerun: 32) r4 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) (rerun: 32) write$nbd(r4, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) (async, rerun: 32) ioctl$KVM_RUN(r4, 0xae80, 0x0) (async, rerun: 32) r5 = socket(0x23, 0x3, 0x54) setsockopt$netlink_NETLINK_TX_RING(r5, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) (async) sendmmsg$alg(r5, &(0x7f0000000140), 0x4924b68, 0x0) dup(r5) 14:36:56 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:56 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100117a04bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:57 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 617.059706][T28964] dlm: no locking on control device 14:36:57 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110005bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:57 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 617.098865][T28966] dlm: no locking on control device 14:36:57 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:57 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:57 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 617.216588][T28966] dlm: no locking on control device [ 617.231971][T28973] dlm: no locking on control device 14:36:57 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, 0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r3 = dup(r2) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:57 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110006bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:57 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) (async) ioctl$KVM_CHECK_EXTENSION(r2, 0xae03, 0x0) (async) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000140)=ANY=[@ANYBLOB="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"]) r4 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r4, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) (async) ioctl$KVM_RUN(r4, 0xae80, 0x0) (async) r5 = socket(0x23, 0x3, 0x54) setsockopt$netlink_NETLINK_TX_RING(r5, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x10) sendmmsg$alg(r5, &(0x7f0000000140), 0x4924b68, 0x0) dup(r5) 14:36:57 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:57 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:57 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:57 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110007bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 617.798575][T28988] dlm: no locking on control device [ 617.810699][T28988] dlm: no locking on control device [ 617.818132][T28996] dlm: no locking on control device 14:36:57 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110012bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:57 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 617.856188][T29000] dlm: no locking on control device 14:36:57 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, 0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r3 = dup(r2) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:57 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:57 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 617.927945][T29004] dlm: no locking on control device 14:36:58 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:58 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:58 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110039bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:58 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:58 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 618.696851][T29019] dlm: no locking on control device 14:36:58 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:58 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110002bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:58 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:58 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 618.876117][T29025] dlm: no locking on control device 14:36:59 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:59 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110003bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:59 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 619.212676][T29033] dlm: no locking on control device 14:36:59 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:59 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:59 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:36:59 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110005bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:59 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:59 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:59 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 619.641446][T29045] dlm: no locking on control device 14:36:59 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110006bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:36:59 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:59 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:36:59 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:36:59 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 619.826730][T29055] dlm: no locking on control device 14:37:00 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x0, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:00 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:37:00 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110007bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:00 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:00 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:00 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(0x0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:37:00 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110012bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 620.563905][T29070] dlm: no locking on control device 14:37:00 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:37:00 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:00 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:00 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110039bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 620.682693][T29074] dlm: no locking on control device 14:37:00 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 620.777495][T29080] dlm: no locking on control device 14:37:01 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:01 executing program 2: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:01 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) 14:37:01 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb03f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:01 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:01 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:01 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) 14:37:01 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 621.245657][T29092] dlm: no locking on control device 14:37:01 executing program 2: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, 0x0, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:01 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) dup(0xffffffffffffffff) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:01 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb09f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:01 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 621.467843][T29106] dlm: no locking on control device 14:37:01 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) 14:37:01 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) 14:37:01 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb39f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:01 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:01 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) dup(0xffffffffffffffff) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) 14:37:01 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:01 executing program 4: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 621.923763][T29114] dlm: no locking on control device 14:37:01 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb63f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:01 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:01 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) [ 622.074647][T29128] dlm: no locking on control device 14:37:02 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:02 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e0aadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:02 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) dup(0xffffffffffffffff) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) [ 622.265186][T29135] dlm: no locking on control device 14:37:02 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e25adca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 622.453382][T29141] dlm: no locking on control device 14:37:02 executing program 1: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e0aadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:02 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0280000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 622.623898][T29143] dlm: no locking on control device [ 622.646383][T29145] dlm: no locking on control device 14:37:02 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0380000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:02 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:02 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:37:02 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:02 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) [ 622.829512][T29147] dlm: no locking on control device 14:37:03 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515ec"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:03 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0480000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:03 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:03 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:03 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) [ 623.127546][T29162] dlm: no locking on control device 14:37:03 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0580000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 623.267649][T29167] dlm: no locking on control device 14:37:03 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0680000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 623.477682][T29171] dlm: no locking on control device 14:37:03 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0780000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 623.684837][T29173] dlm: no locking on control device 14:37:03 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f4880000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 623.821419][T29175] dlm: no locking on control device 14:37:03 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f4c80000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:03 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) [ 623.991024][T29177] dlm: no locking on control device 14:37:04 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:04 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:04 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f5080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:04 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, 0x0, &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) [ 624.032021][ T1230] ieee802154 phy0 wpan0: encryption failed: -22 [ 624.039663][ T1230] ieee802154 phy1 wpan1: encryption failed: -22 [ 624.095539][T29183] dlm: no locking on control device 14:37:04 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:04 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f6080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 624.234552][T29192] dlm: no locking on control device 14:37:04 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f6880000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 624.427835][T29195] dlm: no locking on control device 14:37:04 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f6c80000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 624.633731][T29197] dlm: no locking on control device 14:37:04 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f7480000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 624.817732][T29199] dlm: no locking on control device 14:37:04 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f7a80000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:04 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:04 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 625.025154][T29201] dlm: no locking on control device 14:37:05 executing program 2: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:05 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:37:05 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:05 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:05 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000200000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 625.185800][T29212] dlm: no locking on control device 14:37:05 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:05 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080020000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:05 executing program 1: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) [ 625.398191][T29222] dlm: no locking on control device 14:37:05 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080030000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 625.558920][T29227] dlm: no locking on control device 14:37:05 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080040000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 625.675785][T29230] dlm: no locking on control device 14:37:06 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:37:06 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080050000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:06 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:06 executing program 2: socket$inet6_mptcp(0xa, 0x1, 0x106) syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515"], 0x20b8}, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(0xffffffffffffffff, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:06 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:37:06 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) [ 626.107291][T29234] dlm: no locking on control device 14:37:06 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:06 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080060000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:06 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r1 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r1, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r2, &(0x7f0000000040)={0x6000000, 0x0, 0x0, 0x0, 0x6, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x100000000000000) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x8c}]}) 14:37:06 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 626.236259][T29246] dlm: no locking on control device [ 626.258267][T29246] dlm: no locking on control device 14:37:06 executing program 1: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d089cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:06 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) [ 626.347241][T29251] dlm: no locking on control device 14:37:06 executing program 4: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, 0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:06 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) [ 626.382886][T29253] dlm: no locking on control device 14:37:06 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) 14:37:06 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) 14:37:06 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080070000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 626.686782][T29265] dlm: no locking on control device 14:37:06 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:06 executing program 4: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, 0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:06 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080480000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:06 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(0x0, 0x2, 0x141101) 14:37:06 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x0, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) 14:37:07 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f00804c0000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 627.031682][T29270] dlm: no locking on control device [ 627.196814][T29277] dlm: no locking on control device 14:37:07 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:07 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) 14:37:07 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000140)) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:07 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080500000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:07 executing program 2: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 627.399168][T29285] dlm: no locking on control device 14:37:07 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) 14:37:07 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) 14:37:07 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080600000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:07 executing program 2: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) 14:37:07 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:07 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = dup(0xffffffffffffffff) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) [ 627.958440][T29295] dlm: no locking on control device 14:37:07 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) 14:37:07 executing program 2: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r3) 14:37:07 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080680000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 628.226100][T29308] dlm: no locking on control device 14:37:08 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f00806c0000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:08 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="30000000000000000b01000003000000e8ae83a9244613f1781868e0136e66c84c5f9c5acb0bb5e8a530e0f74ac84000101000000000000007010000010000004237ed2ebf5bc859bbc0dce1f6e1dfa6e9716de2eb6f01df154a1e604f6638087a4d1c812b0dfbd2ed501637e2f275050aa5151c2c689d13db0f176fabf47cbc3a465cfddacc25cde65b861522b9d9842b1b6bf4fcfddab235bc006695571c1eacbed4cad7dd4019cfb536c267b3b8cab46d0a1a5983ce463b5ba83d6183cafd0ea18dfd62eabd39d7c58ea86e6bd45d93e17ed27cccf07acb035cc35c304e5cd678b9c5352108b6e2117943cfc769512e4321a67050b9bbb250fa5f7bc0e5b476f5b049e2ac809fe844975a9d887bcb044f47ee2790f3a7f3ac01b97447e903a01ef27f1905f20b58795d3c36e8b0aaee8888e150eddd68a568a3be63b17c8c955cc3ce18f8bf7f2af3813d447e8244d5224ffe23be586bcfc97baa2c3e63acf463b982719696a70d8fd8a02d95d57db725e9f920ab8d7d4201a9c6f7d09b8bd08b16b2bd26ee0acd6eb8d411d65d752f12d78e225550b8a5fed2f2302dc66c248eaa678a27f2198ad507d445f99ea62505ee96b3225b2904a71f1e659d228396c97db4981c6e36fb33e26626bc5b36e25976d9aded0944bbe3e0755056f6b6caedb6c4d23cd0226ec287d5834fec2da388d61c18b90798d3185b339dceabcf88e361145ae3fb17208dca1487aacaa2b4833a56ff233d1572108ab3a9383bbf42b095073c434a8dab5deeb81d5181a70c9f55c7314f2f4b05b19c6e8095faf89af7671cc34ff5839fd8046aba69724099f9fe60757d51c558f95bafa93484aae4a8224d3792b3d1dba78f10a27ec102634d99ddf0907e442ab6b31fb31f0deee598395760e9f7ed1a9ccdb57bdf76cc6bc8d5dff34bbcc6e9a61e0958f8baa0ad1c4097eaeaae0b7982e0c9d310d3b0dd917196d78b060764a836573a7d0219f342861aa3aff548791adf0110dba32c28abe5aa1c362f4a4513a38e5aa379957d3e5751a6d3baf0a041f8032f29db22d136e1b3c1acee06df6f281d2d9f6e99ec7852adfa58d3d74e0adbc2e755985f3d93fdba9728293673c8ca2b9752a7d84341809c41bd5c15da00b9f91e7d96cfa1c18212d42cbd159107214ae86cad5720c6658be83a05115c7ef46c36e9e6293cbc9ed86c7c0ba7d399377f2ba01ee9364a42e00df51d3909f054f83724ff89fa2b964add2a39a67edd6003588c81622156ccb2e2e39bd7be88f3e90764c9fb776e7989453e529c56bd5b3166f86c0c282f96eed7b3cae7b96be46388da3c8fc2fc1b645542567dd5f52c0c0736bcc8149713e22c6d3213963c4863ec10fab93edd3ca7c5312d374a23e1d7d1ac6773b83f5ea3d00a41fdb9fee7b564b819a8a754cc79a6f68b60ee72332930f696ffb17c9d6cdab3c678dbe6436e16cb45939edb0e06d05581d77f6d28405f0ad92f29bb4896d6065f256a552ef0e8f3898a32b91b2d894a0118f8ba76094f153361bc5785554ea54f2cd818dda49ad59a51dff6e27d44f0d2d92ab7b2913be1b96f0c9dd0f9bb67942b349eadbf29f542d36c70a141034a0a8f4a94a4fd3173e442399033d28d28b8e4046c957e54d9348d01771dfe02122ea1885bf6737e015c63f3de8a3cd83ac1f1745a28169bd9380505268f0c6c297823e0141a8d970c852137e54a52f6081431256405cf8ac8392015ad740373abb25dca495bfc82faffe05177359c91bc1f47d418d95db64778d23c8e1f52ee8dd12aa4d70840ae1e59c6c5e8ecb664540205e2ce3b073904a67490231274f7e1bb2a21123e7eeb19e439d625f5b2b6c59dfbf25e6e391c033701db0f6564cd0551a4380de48894618806c8890ac101443ba159f1bea6332a3705979e0b47013dab2e9b01350a43086e87c932a4ddd518c721e3057a99e6d441f6030a576821e59d07f3ffca4511d1ce8515"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) 14:37:08 executing program 1: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) socket$inet(0x2, 0x2000080001, 0x84) 14:37:08 executing program 4: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0600005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:08 executing program 2: r0 = syz_clone(0x41004000, &(0x7f0000000000)="3eea02", 0x3, &(0x7f0000000040), 0x0, &(0x7f00000000c0)="2da828bec9c83a905d6a9ccfb8902edfd6d0a2da264fa99d636776cdb77253650e75e6f02e3808da18aa9009f2b136b87a1adaa3dd639b25adb3f8c1d194473d6b0209fe6f4aee419ad8f4879f25e24cec62e15aa51f0bdb2a3c4af3483daed6a2a817d3567a2b0332722b9419a26b9a84840165d8da6e91f4a0f5155399541c5bcf48d9a10afd34b2bdbcfc92a40b3e01fa8a0ebab5d6b63b5a665325d4b05ecff6fabf7d28305f587524676f6ee2ecfa6694128ee434e3f064906222c7d1140f6774a35b6faad0a3dc7eb51d6538cbec22aec80d4f868b401ab1c4afccac45068db2b7d03320244b309803ad5dd93ed4944849cae424afcba3de78d096d4c96fd4e5279d393b8a0e867622473e594bb652a8e4a1244b8219a6c78b91b0ca5a3cd55939c1951a10e09c43a9863160a207c1975eeea3d918281b8a05e51120af224ab450fad6cbc5a8f0fefc4a1f781089191a88a1249d3191727be6031b5b47667990e672ebfd83560c9a3fbf199edf296fd90f9c9c74ea4292dc6a8f48967ff9ace9570ee1d819f37c49c3557788003469720160417858e95d0f66e9f450aab7a9b867e9c561ff5477dda3de4f4c8dc3628ff6f9ba9eac4d81d08aaa3f63c95520ecf1cd2fbcc8b7fca8ca530d6305718dc50927e8425a4be34a299d1e9ce327cabb5779391aaf9978df9da797d552956de06392a251d8133260744abb36e63e3009e1b340ad45994cf3cfeb4ac7b14910de7b2d23c85e5f0517bc07c5b496e67ee273a9088a50ee0f4e562204dbd9e6cfefff89c45916da4011b05ca36fa92dd20a14874eb5592b1abcd65ccaaa4c430db891ed9264c105ab2ee9ff2092a6b8b2d7e351dbb5fa9b2e42337731fa32170954b6351c8960ebcdd952b1137ead550f5f0747a5768d94d39bcf1cc500119ad450c7baaa0785cdec3e1a579db4f3023e67e14b4f821331dee4ae8bcb413c0c99035d86f5a18c3b9e6b26e08d26ef35da36e67024bed01e7815e92d16dae74e5785c4cc3cc1b069ad12fb63a72abed5b9666714241df41708dfdccea85c9ddeb2d8750d50ef560affcc047258f5a449902d5d8bc301a94d389ad0e32da7304dd24397c6e7249eaa2aaf1696bd5fd718bdb43aead8f46b3bddba34223f90a1b89547f0c33094cb6ba0d3fd22cf4ae1669887bf32aae9a5477243be0e36e1443e761cd4f9acfd81fd0a928c6c31941921293456ca281d73477cce7627596b48f8609678089d5ecfa163bad4e4418c37077143164c502c69fd2e77608311b5866eec6e4daa21be9fa81fd880e13c74235b4e244a9d866faf76cce9883ad0ad3e0d1dc70906e9801485adc4e8c9e712a8b59c7f76498378f898d6dd2b3f7f6d4f5e0ee9d282e50e0063fbe3a431c396d39438ae94a5a455b52db3706772eca85e2848bac7a88d7d0752266ec9d11e5313479619c23b6f4f43cde8a2aa54bee5b907d98626172a6f4f2a1dc3451046f7fd5139c411c682b0db9b52f40223fac3d064ddc7dc232d323f4f85075852be23b76b74edc129dde02e434a3e7a94f721e04f47fc19628482fdd7a8e68e79441c1f744758cf15a6f296cef0d97ed734e2dd2a00a4617992877c785f38d53bdcef52c7dbd4408192ed4ddeefb9ddd8c01a7306f770cddaa56606aa0eded404f3bbe3587900f59b607be9b965f5354b8b88b73014e011dd0247755ba4b5e9a9cc7665f0e40018e4bbe31c43c7e13b19c4192ab10953b592d2e464c572288f3ebd2cc25fbe163177f972a3d4fecaff6932d430a8e4ff693ead2a23a26ccdc80427e0aa9d902906162ba0afe536d5fa94135a5fad4af4a0b8dcfb8be1390e82387bae1b933dbff74ad6fb8ec74007f15bea2e4554d6fd904d88331a88ad4e58aa4db9988acb44dc01402249482e62d501af5b016a44e9fa111834ea2d0f4eb0d38a9c6a707ca488dd632dcf357178cabb21756af2b8df1eb73a459dc17d06703b370cfb9bdf3a8f396dfec25a33935a15cc7da7e70fcb9770165e59edb1eddbac23a1810c8eb7a377c34aae78eeccec0ae637fa59744dfaa299e178f34cf26267dfa5aae1646baa3afa758ff12a1bdd4214156fc6875d09b5428a857ffd9bc57ca6fb219bf51f9f05be3ce2923dd3aca1f4449bafcd0bc05236991bc3ac7fab3bde55307fcc2e9cf0ae5ca0ef8bf50798b265edc7649930ef963f265ca91e9ee2a7bb10fc2cc13e2431d49462bf644d01a5ca0c2a7d1042dd59d75e89aae538b5f2bec27d036ba334a33d61cdf915c14452ace1e04492ec697f477470b7f733f454c3a2988306256a615c02d2cfbaa36fb944a343f7a2bcb24cb358edf9b68911b21ec6a3b6c9a6a16816e1efb5802a6aff0770d862bc5dbd6cad4d48618be6183883e91bd4d0f5755044a2a32c2c82d2cd03f1c808a71927f9c022565f7c45312706ac42b14463a09430af69cdcbca974abccfaa85c6e43dc177eeee29ff57b93166dc4a9bc7de9ca390687538da7485971902180cc2fa456cc5e6f07011d79f5cd79d14b0c3a721cd1f5281b8e2ca37c49686455fde0b9f3723b845a4749ed40f1855d2c87c7debd3b382ee3de53863fbd16d1950e2531008959a078a4ea20b2d6829ca40ae883b50fcab5c54aa4f6b8a2266a67c6ca9505fc6dfcd9bc11ae825fd4a710a4aa8170a2e2cab45b28c464eb370ed8c23be0166ed3e3be152f21e1dd4d7e103eeed93adda7a98f4eb12733ff8739da146162ed4829f8f3e0d2a782397913c1c3fbd9ddfb5f67caa378c967439ee2d05cfe20ea93a71b1f2dcff0d6f38746d6d90847d55c9f694cf2a3867a691f86421d0fb9de631f12c703d0701a34557afe51500523b84d1218284152337d84eec163237f4fafc7d196313869827192590cfaf39be901a3dd5bd5d1cbdd656311262aa65410346139f731b49aadc6f77eab009180514c715e26082b6b2e97fdfdd2fd231c07558327f8a0262df5f1d6d6239efe7124dea27d7da37ef9650c817f7d60100bed46bbf58db00e52dc0bba133d5195c58adffb56bc2a35acd4d12c5ae0a3a393f57318ad5cae49434025fb09daeca47f0d5fb4ffd9f2e5498e92afe54f145cc466a0b64257e2da0043101757608457bba6b365098a4ff517d250578d6ce09a93ce55325ad74dd2be05a17d171342a3a446aab0d416c954cb851127c6c102a42d130aeb7f04a583beb856c35ae2dc77164b3c721a6ac9aa80609141dba6b42d26c0088cc33ac699c4da721f422bd0ba887399c9faa45e5e6549b18e22e38e8d7337fb2709d51038e43c38299e256c54bfa71b2afe16a3db29367ac19fdb19547d97c03b63ee2b73ce819c6c97aa40d6ed550dece6a5aff87f9f861357924343553d733db98e8b1d64c6dedddc7ba7e22cede27ec783aa637aac346000111e0b8947b66445ae061776ae5a3e48e2b88260df2da1fc7bb034890056f78007f02db50856f02da4b413a820112f43f037a801c431568b8cfcd982b2798a8f2e3b296da804a03eb5abfe7777b6f7683217721b36b11ff6b5f00247a94cb045e95f32ca131a8e6ee935fb3698d28f37f5bfdbdf0acaa47acdb5dcb7ae3f90ad7f544f546e653575fb3d713cb9e9a503afa29e0b222f705766a39001187954ffaf29f1952c2ab4e928645f2558c108550bfbd662dfd76463fc78a6a34d5bbe6bab25263312b63df1f1e713f55d9bf5bfe12b2e8825d4e2439c3f7db73c067b2dfaddb0269d1cef8317ee097ae121ef205295ef3c56e150898f5056fada29fff3f721fbf2614f1c66094845114193b31b10b29e6cd5b9048a5dc971460e9c48014615d499c65255aa9ca1de2a7ad72d1b2f06714283bac47dd113bd78a4b180acb4104385588036d44b9b5fa59e6c9cb7d0b400a44d936b6c68eb58c3589411e81be5bb779e4f5e7c94ff43426d94568b328dde3029c81a5861de8f89c938c7de5c4274427fc10d0c5d97c62fd7c596f121d70fe617c37ebfb5e055538d117711f44a366c50648a47954961a5a28590784242de483fdd0ecbb27d3fd4368097c967a028e96dbb46791980275efa10b6a148224b617f94d098cbac677486af679c741e51fe90b2981d1a25f458295b58a6feb55633c0571783d16653533c6f54d2aee01927277deb25a9b834832303c815604bd1930d8c3d2319e4618b8c03338e347520363d011cf2b5d187f2d26b33f2521cf329a7a3390b4a85116da08e3ecf6e725bbeb5b16452f8fe887457828e0c44964d2167c757ca8ebf05fbe9fe7cadd5ec4d586aa1e919627051f72d86ed04a0ae468a95304bda2cc98843a955245e8b5042d68719f5bf1c7586af9af88cb815f4543883d64c9a09272a78995254b53c5b34a7fac7f2245bb467cd0a8479a92966657d1d705b3047a7811af252db79c7751ce152be4bf801adb3d8a6c5c88d79438f23b40226042ee637d59e9ace35f58776a9d6a50adbd64cd9216e2ba3173f0229741e010a0ec0aa371cc17e4af7d0e04a726e75403ff8208bbc2434c450ce7542e8fe9be1e7ae405b81eee17f634a867ef4594b8e3f1a2dd9cf1771c314a952fd561b1f44a9222388c3f95d893ec002439036972650e953f0029f9fae81555daea290164ae3a35fe962ae4776752e4088ae70843d5102d3c0579f9d198d50744913016f3c46e2d3c660937598231a75481cecfadae87bfae3f32ad6705354fc92c6815b97c6d2c9fe2b511b9530c85989acc8baba982558ccb8d5261a35794cff724b66246b1fb487b0612c6c959ed4edf3cc6bece03f9af9eeaf48ee0e07a5b536a96d16add681278d017ea414dffd860ee4c11e73abf5161fab259be00cf56d9e6d4554c0cc2b906642d54da751756e89d89858af48325fe99251f68d4aaf387a5f7d30f2ad3804c23cbc0e3bf0e75ea0a43504fb67c5af55a2a592b78595e7ee8939d449eb81a2506e8f1e3732fb419e08b33c6edf267bb22f51f477e4164613f74e2b07b74ca73c71f4625d716e84d6108b3bf49be7e31c66666cd6c10fd3962abdb74745645f4c6ac31b4df280aa76242e61e2287ac698dbd767ea400d9eefb025f6256d9d6894815995eec5a0bb5887f5ae90c56b3e55addf27e9c7058ae164108549473b54b6b741c3e011b6955a24347f86eb71abb5475e210d43e56f7334084619b9b7de9343d397696e4a8c3c50af2c23235d20b2859e26ba19243619d5315b179ac66daf720fdac84b31ad58566f69b08523f8aaeacc7e670dc6e27bfa23c89046c94d424c6ddbbe0257908b389b7542a06100bb880539877f801b12b2da4933e1afab3de070db983f0c3fce839405ba96b4b3008c11965d495c6f5f9f12b20d1916334d206a49d5683e98b489378e133842f8cb61464530c2b4577361f262da44e779c20de5d9b76d4ff43cd1b8ecc1751f3376ce2de7c490ffd6c59578d78415a14ecfe6551627fc939dd586e676ef796d9008343fdafb3c74434b6ed2d951e0becddcad2454562a5fa3fb75a171881d1792e443c0df24645ad9a6c9507b626aa1d24f2adf713b828bf24c7e0ee0b204adbaf979b426ec65f1011d97e865fefd117881de1aceff0392c0fed49fc98070678f42c58c354") process_vm_readv(0x0, &(0x7f0000006e80)=[{&(0x7f0000006c00)=""/195, 0xc3}, {&(0x7f0000006d00)=""/177, 0xb1}, {&(0x7f0000006dc0)=""/151, 0x97}], 0x3, &(0x7f0000007040)=[{&(0x7f0000006ec0)=""/56, 0x38}, {&(0x7f0000006f00)=""/76, 0x4c}, {&(0x7f0000006f80)=""/192, 0xc0}], 0x3, 0x0) sched_rr_get_interval(r0, 0x0) r1 = syz_clone(0x40000100, &(0x7f0000001100)="ddf78c1d7a6ba91536e1", 0xa, &(0x7f0000001140), 0x0, &(0x7f00000011c0)) sched_setattr(r1, 0x0, 0x0) clock_getres(0x0, &(0x7f0000001280)) r2 = socket(0x1f, 0x2, 0x5) recvfrom$l2tp(r2, &(0x7f00000012c0)=""/176, 0xb0, 0x20, &(0x7f0000001380)={0x2, 0x0, @broadcast}, 0x10) setsockopt$inet_MCAST_LEAVE_GROUP(0xffffffffffffffff, 0x0, 0x2d, &(0x7f00000013c0)={0x5070, {{0x2, 0x4e23, @loopback}}}, 0x88) bpf$MAP_CREATE(0x0, &(0x7f0000001480)=@bloom_filter={0x1e, 0x18, 0x0, 0x5, 0x142, 0xffffffffffffffff, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x5, 0x3}, 0x48) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000001500)) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r2, 0xd000943e, &(0x7f0000001700)={0x0, 0x0, "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", "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"}) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r2, 0x81f8943c, 0x0) ioctl$BTRFS_IOC_TREE_SEARCH(r2, 0xd0009411, &(0x7f0000002900)={{0x0, 0x7, 0x5, 0x81, 0x8b66, 0x8, 0x0, 0x5, 0x800, 0x80000000, 0xa6e, 0x7ff, 0x9, 0x0, 0x6}}) ioctl$BTRFS_IOC_TREE_SEARCH(r2, 0xd0009411, &(0x7f0000003900)={{0x0, 0x0, 0x0, 0x3, 0x2, 0x1, 0x4, 0x8, 0xffffffff, 0x5, 0x1f, 0xffffffffffffff7f, 0xff, 0xdd, 0x101}}) r3 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0xc, &(0x7f0000005a40)={0x7ff}, 0x10) sendmmsg$alg(r3, &(0x7f0000000140), 0x4924b68, 0x0) ioctl$INCFS_IOC_FILL_BLOCKS(r3, 0x80106720, &(0x7f0000005a00)={0x7, &(0x7f0000005900)=[{0x66, 0xb1, &(0x7f0000001040)="2926b8b0616d079fba73c406ab8375bea7245a0a10f696aef4a2440c32c02951e360a1d0711039f0aee3f87a138399e0f1fe1531eaa9e56b3528e6ccdb2a5357c31a58c8c468fb01ee62913e8bff99e24916c191cebb096390aa03322d926e8df510838bee71df6d60520d2f4d7d04166fcf6dd62f62fdabeca43c986859296789d5774b6912bb24afdd2cfb65d9ac6a17caa3b875fd77a91bd6a48b09adbc5b7466e3f74114f0b9a9a9c5a351afc98f03"}, {0xd71, 0xf1, &(0x7f0000001180)="d54d142324f320bee3716ca8d89f609a22ee2e3ad0ec2dac76d3a507929e8dc04ca0e28f9a9309e13d647634ce2c6c4670179a71e3bd769303ae51b1f1e54f200ce48caf23c7222bb1189d59db8496a48cbed150bbecd69df7c400f5d9f5f4265d5115e4ad68e2b952d73cf8e7cdef3acb938faedc559e1c7004d0e529a2dd7ea0e858063464c2f34bc62aad3e31e9e944254a3ce0c0fc5fde941dc592262c61fe224a5e9ee8f517a868542c8a130adbf9ecb48f6152ed36b365c851ac6d1c83fe5408950c7900817af41019c12e0a549e49616d4bdde789aeec0af724ac4795a0bd58fd927973de38a530a9e85a028196", 0x0, 0x1}, {0x8000, 0xa5, &(0x7f0000002700)="38d1da5d1d584a4549611ad90d750aba0142d39fee8f89f2b7b761db9d1912010d63723a0010244221db633244e15f59c644da1e36b60ef6affb973b1279dbc3e72da06fea5a71cf0f69c14218afdefe63fc5769321afcf6231a1ad24abdd45700ee940044e3ef74a84ca54fa0e6c080f47aef22bc649dcc4fc7f0b03e14bfbafccfcc6208d81ce60290af028fca135d9d86b1e666cb896e43dbd764e99a4ab22deaf65484", 0x0, 0x1}, {0xffff, 0x1, &(0x7f0000000080)='J'}, {0x400, 0x36, &(0x7f00000027c0)="ffa842ab824e6da73a73cb345fcd5ca54867dddc87d3180645625bad6f2615ad86ed413a6ed9645cc7bb8e3c7ca50ccb13bd9ef9dd8d", 0x1}, {0x100, 0xcf, &(0x7f0000002800)="4ba3e4be7f99b6c1a46fb0ebef5059df1c7625f1b1cbe9f5639e21ce2b7e558e0f78b67f48de8b19d2fe7d4fca163c22744a80ed84e4da07bebf3fff9387faf7fe02205dd996e2bac8d16f96e633edfdf32288f07828158c699ffcb97b6d6dab0291d0dac1adbbb6947b3aeb3210ec87a3108f0df903fac913001df35cf6ae2b592cdf8c42f50c866e98f376ff239cae9f0cc04dd41118e427c71e606d0975581c02e8d6cdf17cc70b57e3d162ddde8787d9656135fa7fd986607873ff26806edbb803fadb61ba6c1a1c294a1f2923", 0x1}, {0x2, 0x1000, &(0x7f0000004900)="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", 0x1}]}) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r2, 0x81f8943c, 0x0) [ 628.533523][T29315] dlm: no locking on control device [ 628.543450][T29316] dlm: no locking on control device 14:37:08 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) socket$inet(0x2, 0x2000080001, 0x84) 14:37:08 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080740000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 628.702882][T29325] dlm: no locking on control device 14:37:08 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:08 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) 14:37:08 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f00807a0000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 628.898060][T29331] dlm: no locking on control device 14:37:08 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000300600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:08 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) (fail_nth: 1) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 629.054551][T29338] dlm: no locking on control device [ 629.092991][T29339] FAULT_INJECTION: forcing a failure. [ 629.092991][T29339] name failslab, interval 1, probability 0, space 0, times 0 [ 629.119102][T29339] CPU: 0 PID: 29339 Comm: syz-executor.0 Not tainted 5.18.0-rc3-syzkaller #0 [ 629.127905][T29339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 629.137968][T29339] Call Trace: [ 629.141244][T29339] [ 629.144170][T29339] dump_stack_lvl+0xcd/0x134 [ 629.148775][T29339] should_fail.cold+0x5/0xa [ 629.153283][T29339] should_failslab+0x5/0x10 [ 629.157786][T29339] kmem_cache_alloc_bulk+0x4b/0x720 [ 629.162983][T29339] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 629.168795][T29339] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 629.175041][T29339] io_submit_sqes.cold+0x1c3/0x3e8 [ 629.180162][T29339] ? __mutex_lock+0x21a/0x12f0 [ 629.184932][T29339] ? find_held_lock+0x2d/0x110 [ 629.189704][T29339] ? io_apoll_task_func+0x270/0x270 [ 629.194902][T29339] ? __do_sys_io_uring_enter+0x43e/0x21d0 [ 629.200624][T29339] ? lock_downgrade+0x6e0/0x6e0 [ 629.205489][T29339] ? __do_sys_io_uring_enter+0x119b/0x21d0 [ 629.211292][T29339] __do_sys_io_uring_enter+0x119b/0x21d0 [ 629.216936][T29339] ? io_submit_sqes+0x9710/0x9710 [ 629.221968][T29339] ? io_schedule_timeout+0x140/0x140 [ 629.227263][T29339] ? preempt_schedule_irq+0x82/0x90 [ 629.232471][T29339] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 629.238635][T29339] ? lockdep_hardirqs_on+0x79/0x100 [ 629.243836][T29339] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 629.250000][T29339] ? trace_hardirqs_on+0x38/0x1c0 [ 629.255125][T29339] ? syscall_enter_from_user_mode+0x2b/0x70 [ 629.261029][T29339] do_syscall_64+0x35/0xb0 [ 629.265452][T29339] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 629.271352][T29339] RIP: 0033:0x7f0cc9a890e9 [ 629.275763][T29339] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 629.295365][T29339] RSP: 002b:00007f0ccacb3168 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 629.303778][T29339] RAX: ffffffffffffffda RBX: 00007f0cc9b9bf60 RCX: 00007f0cc9a890e9 [ 629.311746][T29339] RDX: 0000000000000000 RSI: 00000000000002ff RDI: 0000000000000004 [ 629.319710][T29339] RBP: 00007f0ccacb31d0 R08: 0000000000000000 R09: 0000000000000000 [ 629.327676][T29339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 629.335643][T29339] R13: 00007f0cca0cfb1f R14: 00007f0ccacb3300 R15: 0000000000022000 14:37:09 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000500600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 629.343620][T29339] [ 629.420978][T29343] dlm: no locking on control device 14:37:09 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000600600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 629.624832][T29346] dlm: no locking on control device 14:37:09 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000001000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, &(0x7f0000000040)="44dde2f2ab440f01c4660f380a83002000000fc72fd9f2c744240017000000c7442402856d0000ff1c243e36e70042db440000450f09", 0x36}], 0x1, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) r5 = syz_clone3(&(0x7f0000001600)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, &(0x7f0000000480)=[0x0], 0x1}, 0x58) r6 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) r7 = gettid() syz_open_dev$sndmidi(&(0x7f0000000180), 0x5, 0x800) ioctl$KVM_REGISTER_COALESCED_MMIO(r4, 0x4010ae67, &(0x7f0000000100)={0x3000, 0x4000}) syz_open_procfs(r5, &(0x7f0000000140)='fd/4\x00') process_vm_writev(r7, &(0x7f0000c22000)=[{&(0x7f000034afa4)=""/1, 0x1f80}], 0xf, &(0x7f0000c22fa0)=[{&(0x7f0000000080)=""/1, 0x2034afa5}], 0x3b0, 0x0) ioctl$KVM_CREATE_PIT2(0xffffffffffffffff, 0x4040ae77, &(0x7f0000000000)={0x8001}) 14:37:09 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080000700600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) 14:37:09 executing program 2: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) (fail_nth: 1) dup(0xffffffffffffffff) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) 14:37:09 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:09 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) (fail_nth: 1) 14:37:09 executing program 0: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) (fail_nth: 2) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) [ 629.825798][T29353] FAULT_INJECTION: forcing a failure. [ 629.825798][T29353] name failslab, interval 1, probability 0, space 0, times 0 [ 629.834237][T29355] dlm: no locking on control device [ 629.862714][T29350] FAULT_INJECTION: forcing a failure. [ 629.862714][T29350] name failslab, interval 1, probability 0, space 0, times 0 [ 629.880881][T29350] CPU: 1 PID: 29350 Comm: syz-executor.0 Not tainted 5.18.0-rc3-syzkaller #0 [ 629.889689][T29350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 629.899735][T29350] Call Trace: [ 629.903003][T29350] [ 629.905923][T29350] dump_stack_lvl+0xcd/0x134 [ 629.910512][T29350] should_fail.cold+0x5/0xa [ 629.915011][T29350] should_failslab+0x5/0x10 [ 629.919521][T29350] kmem_cache_alloc_trace+0x60/0x3f0 [ 629.924798][T29350] ? io_arm_poll_handler+0x3e2/0xe60 [ 629.930140][T29350] io_arm_poll_handler+0x3e2/0xe60 [ 629.935252][T29350] ? find_held_lock+0x2d/0x110 [ 629.940008][T29350] ? tctx_task_work+0x1460/0x1460 [ 629.945029][T29350] ? percpu_ref_get_many+0xec/0x1f0 [ 629.950224][T29350] ? lock_downgrade+0x6e0/0x6e0 [ 629.955083][T29350] io_queue_sqe_arm_apoll+0x6d/0x3c0 [ 629.960478][T29350] io_submit_sqes+0x7ab3/0x9710 [ 629.965345][T29350] ? find_held_lock+0x2d/0x110 [ 629.970137][T29350] ? io_apoll_task_func+0x270/0x270 [ 629.975359][T29350] ? __do_sys_io_uring_enter+0x119b/0x21d0 [ 629.981156][T29350] __do_sys_io_uring_enter+0x119b/0x21d0 [ 629.986804][T29350] ? io_submit_sqes+0x9710/0x9710 [ 629.991832][T29350] ? find_held_lock+0x2d/0x110 [ 629.996595][T29350] ? __context_tracking_exit+0xb8/0xe0 [ 630.002053][T29350] ? lock_downgrade+0x6e0/0x6e0 [ 630.006908][T29350] ? lock_downgrade+0x6e0/0x6e0 [ 630.011754][T29350] ? syscall_enter_from_user_mode+0x21/0x70 [ 630.017684][T29350] do_syscall_64+0x35/0xb0 [ 630.022190][T29350] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 630.028079][T29350] RIP: 0033:0x7f0cc9a890e9 [ 630.032488][T29350] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 630.052108][T29350] RSP: 002b:00007f0ccacb3168 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 630.060523][T29350] RAX: ffffffffffffffda RBX: 00007f0cc9b9bf60 RCX: 00007f0cc9a890e9 [ 630.068502][T29350] RDX: 0000000000000000 RSI: 00000000000002ff RDI: 0000000000000004 [ 630.076474][T29350] RBP: 00007f0ccacb31d0 R08: 0000000000000000 R09: 0000000000000000 [ 630.084448][T29350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 630.092423][T29350] R13: 00007f0cca0cfb1f R14: 00007f0ccacb3300 R15: 0000000000022000 [ 630.100397][T29350] [ 630.108672][T29354] FAULT_INJECTION: forcing a failure. [ 630.108672][T29354] name failslab, interval 1, probability 0, space 0, times 0 [ 630.128607][T29353] CPU: 1 PID: 29353 Comm: syz-executor.4 Not tainted 5.18.0-rc3-syzkaller #0 [ 630.137560][T29353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 630.147606][T29353] Call Trace: [ 630.150872][T29353] [ 630.153801][T29353] dump_stack_lvl+0xcd/0x134 [ 630.158450][T29353] should_fail.cold+0x5/0xa [ 630.162947][T29353] should_failslab+0x5/0x10 [ 630.167520][T29353] kmem_cache_alloc_bulk+0x4b/0x720 [ 630.172701][T29353] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 630.183191][T29353] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 630.189436][T29353] io_submit_sqes.cold+0x1c3/0x3e8 [ 630.194544][T29353] ? __mutex_lock+0x21a/0x12f0 [ 630.199295][T29353] ? find_held_lock+0x2d/0x110 [ 630.204046][T29353] ? io_apoll_task_func+0x270/0x270 [ 630.209230][T29353] ? __do_sys_io_uring_enter+0x43e/0x21d0 [ 630.214935][T29353] ? lock_downgrade+0x6e0/0x6e0 [ 630.219791][T29353] ? __do_sys_io_uring_enter+0x119b/0x21d0 [ 630.225582][T29353] __do_sys_io_uring_enter+0x119b/0x21d0 [ 630.231224][T29353] ? io_submit_sqes+0x9710/0x9710 [ 630.236236][T29353] ? find_held_lock+0x2d/0x110 [ 630.241004][T29353] ? __context_tracking_exit+0xb8/0xe0 [ 630.247308][T29353] ? lock_downgrade+0x6e0/0x6e0 [ 630.252164][T29353] ? lock_downgrade+0x6e0/0x6e0 [ 630.257054][T29353] ? syscall_enter_from_user_mode+0x21/0x70 [ 630.263494][T29353] do_syscall_64+0x35/0xb0 [ 630.267907][T29353] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 630.273790][T29353] RIP: 0033:0x7fe9eac890e9 [ 630.278197][T29353] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 630.297792][T29353] RSP: 002b:00007fe9ebe41168 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 630.306192][T29353] RAX: ffffffffffffffda RBX: 00007fe9ead9bf60 RCX: 00007fe9eac890e9 [ 630.314144][T29353] RDX: 0000000000000000 RSI: 00000000000002ff RDI: 0000000000000004 [ 630.322114][T29353] RBP: 00007fe9ebe411d0 R08: 0000000000000000 R09: 0000000000000000 14:37:10 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f00805c1900600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 630.330067][T29353] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 630.338022][T29353] R13: 00007fe9eb2cfb1f R14: 00007fe9ebe41300 R15: 0000000000022000 [ 630.345988][T29353] [ 630.426917][T29364] dlm: no locking on control device [ 630.494550][T29354] CPU: 1 PID: 29354 Comm: syz-executor.2 Not tainted 5.18.0-rc3-syzkaller #0 [ 630.503360][T29354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 630.513423][T29354] Call Trace: [ 630.516708][T29354] [ 630.519638][T29354] dump_stack_lvl+0xcd/0x134 [ 630.524253][T29354] should_fail.cold+0x5/0xa [ 630.528767][T29354] should_failslab+0x5/0x10 [ 630.533270][T29354] kmem_cache_alloc_bulk+0x4b/0x720 [ 630.538485][T29354] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 630.544328][T29354] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 630.550587][T29354] io_submit_sqes.cold+0x1c3/0x3e8 [ 630.555730][T29354] ? __mutex_lock+0x21a/0x12f0 [ 630.560513][T29354] ? find_held_lock+0x2d/0x110 [ 630.565299][T29354] ? io_apoll_task_func+0x270/0x270 [ 630.570674][T29354] ? __do_sys_io_uring_enter+0x43e/0x21d0 [ 630.576485][T29354] ? lock_downgrade+0x6e0/0x6e0 [ 630.581380][T29354] ? __do_sys_io_uring_enter+0x119b/0x21d0 [ 630.587183][T29354] __do_sys_io_uring_enter+0x119b/0x21d0 [ 630.592824][T29354] ? io_submit_sqes+0x9710/0x9710 [ 630.597848][T29354] ? find_held_lock+0x2d/0x110 [ 630.602620][T29354] ? __context_tracking_exit+0xb8/0xe0 [ 630.608085][T29354] ? lock_downgrade+0x6e0/0x6e0 [ 630.612939][T29354] ? lock_downgrade+0x6e0/0x6e0 [ 630.617798][T29354] ? syscall_enter_from_user_mode+0x21/0x70 [ 630.623696][T29354] do_syscall_64+0x35/0xb0 [ 630.628112][T29354] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 630.634002][T29354] RIP: 0033:0x7fa7988890e9 [ 630.638519][T29354] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 630.658134][T29354] RSP: 002b:00007fa7977fe168 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 630.666552][T29354] RAX: ffffffffffffffda RBX: 00007fa79899bf60 RCX: 00007fa7988890e9 [ 630.674611][T29354] RDX: 0000000000000000 RSI: 00000000000002ff RDI: 0000000000000004 [ 630.682585][T29354] RBP: 00007fa7977fe1d0 R08: 0000000000000000 R09: 0000000000000000 14:37:10 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080001f00600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 630.690560][T29354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 630.698531][T29354] R13: 00007fa798ecfb1f R14: 00007fa7977fe300 R15: 0000000000022000 [ 630.706518][T29354] 14:37:10 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080002000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 630.752473][T29368] dlm: no locking on control device 14:37:10 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:10 executing program 4: prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x0, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) [ 630.877778][T29371] dlm: no locking on control device 14:37:10 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080004800600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 631.035713][T29377] dlm: no locking on control device 14:37:11 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) (async) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) (async) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000001000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, &(0x7f0000000040)="44dde2f2ab440f01c4660f380a83002000000fc72fd9f2c744240017000000c7442402856d0000ff1c243e36e70042db440000450f09", 0x36}], 0x1, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) (async) r5 = syz_clone3(&(0x7f0000001600)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, &(0x7f0000000480)=[0x0], 0x1}, 0x58) r6 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) (async) r7 = gettid() syz_open_dev$sndmidi(&(0x7f0000000180), 0x5, 0x800) (async) ioctl$KVM_REGISTER_COALESCED_MMIO(r4, 0x4010ae67, &(0x7f0000000100)={0x3000, 0x4000}) (async) syz_open_procfs(r5, &(0x7f0000000140)='fd/4\x00') (async, rerun: 32) process_vm_writev(r7, &(0x7f0000c22000)=[{&(0x7f000034afa4)=""/1, 0x1f80}], 0xf, &(0x7f0000c22fa0)=[{&(0x7f0000000080)=""/1, 0x2034afa5}], 0x3b0, 0x0) (async, rerun: 32) ioctl$KVM_CREATE_PIT2(0xffffffffffffffff, 0x4040ae77, &(0x7f0000000000)={0x8001}) 14:37:11 executing program 3: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r4 = dup(r3) write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) 14:37:11 executing program 2: socket$inet6_mptcp(0xa, 0x1, 0x106) r0 = syz_io_uring_setup(0x3ede, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) socket$kcm(0x21, 0x2, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001ac0)=ANY=[@ANYBLOB="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"], 0x20b8}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, &(0x7f0000000040)=""/18, 0x12}, 0x0) io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0) dup(0xffffffffffffffff) write$6lowpan_enable(0xffffffffffffffff, 0x0, 0x0) 14:37:11 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080004c00600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 631.151547][T29382] dlm: no locking on control device 14:37:11 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x87e, 0x0) write$nbd(r0, &(0x7f0000000140)={0x6000000, 0x0, 0x0, 0x0, 0x7, "a309ff0f00005f56d3adffee27873d099cbab35a2fdbede577c78984607d768abafbd0ff9d0100110004bb02f6b7807e5dadca473f0080005000600000000000000000001500000100000000d63700000023d70b463b42ec"}, 0x68) [ 631.252246][T29388] dlm: no locking on control device [ 685.460691][ T1230] ieee802154 phy0 wpan0: encryption failed: -22 [ 685.467016][ T1230] ieee802154 phy1 wpan1: encryption failed: -22 [ 746.899619][ T1230] ieee802154 phy0 wpan0: encryption failed: -22 [ 746.906116][ T1230] ieee802154 phy1 wpan1: encryption failed: -22 [ 786.578850][ T28] INFO: task syz-executor.0:29350 blocked for more than 143 seconds. [ 786.587225][ T28] Not tainted 5.18.0-rc3-syzkaller #0 [ 786.606113][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 786.618684][ T28] task:syz-executor.0 state:D stack:27232 pid:29350 ppid: 3640 flags:0x00004004 [ 786.627930][ T28] Call Trace: [ 786.638075][ T28] [ 786.644341][ T28] __schedule+0xa9a/0x4cc0 [ 786.655648][ T28] ? io_schedule_timeout+0x140/0x140 [ 786.677777][ T28] schedule+0xd2/0x1f0 [ 786.682250][ T28] schedule_timeout+0x1db/0x2a0 [ 786.687122][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 786.698538][ T28] ? __wait_for_common+0x36a/0x530 [ 786.703681][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 786.715998][ T28] ? do_raw_spin_lock+0x120/0x2a0 [ 786.721150][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 786.726105][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 786.738573][ T28] __wait_for_common+0x373/0x530 [ 786.743567][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 786.758559][ T28] ? out_of_line_wait_on_bit_timeout+0x170/0x170 [ 786.764930][ T28] ? xa_find_after+0x279/0x440 [ 786.779020][ T28] io_wq_put_and_exit+0x4d6/0xe40 [ 786.784108][ T28] ? io_wq_exit_start+0x20/0x20 [ 786.795428][ T28] io_uring_cancel_generic+0x538/0x5bc [ 786.802227][ T28] ? io_uring_mmap+0x3fb/0x3fb [ 786.807011][ T28] ? do_exit+0x187/0x2a00 [ 786.817808][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 786.828745][ T28] ? prepare_to_wait_exclusive+0x2b0/0x2b0 [ 786.834629][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 786.849218][ T28] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 786.856549][ T28] ? io_uring_unreg_ringfd+0xe5/0x140 [ 786.862197][ T28] do_exit+0x4f9/0x2a00 [ 786.866370][ T28] ? find_held_lock+0x2d/0x110 [ 786.877717][ T28] ? mm_update_next_owner+0x7a0/0x7a0 [ 786.885001][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 786.890103][ T28] do_group_exit+0xd2/0x2f0 [ 786.894654][ T28] get_signal+0x22df/0x24c0 [ 786.899386][ T28] ? signal_setup_done+0x560/0x560 [ 786.904535][ T28] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 786.910611][ T28] ? lockdep_hardirqs_on+0x79/0x100 [ 786.915828][ T28] arch_do_signal_or_restart+0x82/0x20f0 [ 786.921705][ T28] ? do_futex+0x12e/0x300 [ 786.926101][ T28] ? __ia32_sys_get_robust_list+0x3b0/0x3b0 [ 786.932064][ T28] ? get_sigframe_size+0x10/0x10 [ 786.937108][ T28] ? __x64_sys_futex+0x1b0/0x4a0 [ 786.948561][ T28] ? do_futex+0x300/0x300 [ 786.966679][ T28] exit_to_user_mode_prepare+0x15f/0x250 [ 786.988624][ T28] syscall_exit_to_user_mode+0x19/0x60 [ 786.994136][ T28] do_syscall_64+0x42/0xb0 [ 787.014598][ T28] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 787.025964][ T28] RIP: 0033:0x7f0cc9a890e9 [ 787.043264][ T28] RSP: 002b:00007f0ccacb3218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 787.057104][ T28] RAX: fffffffffffffe00 RBX: 00007f0cc9b9bf68 RCX: 00007f0cc9a890e9 [ 787.070343][ T28] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f0cc9b9bf68 [ 787.078349][ T28] RBP: 00007f0cc9b9bf60 R08: 0000000000000000 R09: 0000000000000000 [ 787.092055][ T28] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0cc9b9bf6c [ 787.103999][ T28] R13: 00007f0cca0cfb1f R14: 00007f0ccacb3300 R15: 0000000000022000 [ 787.115897][ T28] [ 787.122925][ T28] [ 787.122925][ T28] Showing all locks held in the system: [ 787.137372][ T28] 1 lock held by khungtaskd/28: [ 787.147246][ T28] #0: ffffffff8bd81de0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 787.161724][ T28] 2 locks held by getty/3272: [ 787.166422][ T28] #0: ffff88807f4d0098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 [ 787.191678][ T28] #1: ffffc90002e562e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xcea/0x1230 [ 787.214010][ T28] [ 787.216369][ T28] ============================================= [ 787.216369][ T28] [ 787.230596][ T28] NMI backtrace for cpu 1 [ 787.234950][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 5.18.0-rc3-syzkaller #0 [ 787.243115][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 787.253183][ T28] Call Trace: [ 787.256471][ T28] [ 787.259419][ T28] dump_stack_lvl+0xcd/0x134 [ 787.264052][ T28] nmi_cpu_backtrace.cold+0x47/0x144 [ 787.269365][ T28] ? lapic_can_unplug_cpu+0x80/0x80 [ 787.274646][ T28] nmi_trigger_cpumask_backtrace+0x1e6/0x230 [ 787.280661][ T28] watchdog+0xc1d/0xf50 [ 787.284840][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 787.290840][ T28] kthread+0x2e9/0x3a0 [ 787.294970][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 787.300616][ T28] ret_from_fork+0x1f/0x30 [ 787.305090][ T28] [ 787.309070][ T28] Sending NMI from CPU 1 to CPUs 0: [ 787.314290][ C0] NMI backtrace for cpu 0 [ 787.314302][ C0] CPU: 0 PID: 989 Comm: kworker/u4:4 Not tainted 5.18.0-rc3-syzkaller #0 [ 787.314323][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 787.314336][ C0] Workqueue: bat_events batadv_nc_worker [ 787.314425][ C0] RIP: 0010:mark_lock.part.0+0x0/0x1910 [ 787.314452][ C0] Code: 48 c7 c0 fe ff ff ff c3 66 90 be 00 00 02 00 48 c7 c7 e0 75 37 8f e8 0f cb 8d 02 48 98 c3 66 66 2e 0f 1f 84 00 00 00 00 00 90 <41> 57 41 56 41 55 41 89 d5 48 ba 00 00 00 00 00 fc ff df 41 54 49 [ 787.314472][ C0] RSP: 0018:ffffc90004f1f9b0 EFLAGS: 00000046 [ 787.314487][ C0] RAX: 0000000000000000 RBX: ffff88801cde8a44 RCX: 1ffffffff2011236 [ 787.314501][ C0] RDX: 0000000000000008 RSI: ffff88801cde8ab0 RDI: ffff88801cde8000 [ 787.314514][ C0] RBP: ffff88801cde8ad2 R08: 0000000000000000 R09: ffffffff900339e7 [ 787.314528][ C0] R10: 0000000000000001 R11: 0000000000000000 R12: ffff88801cde8ab0 [ 787.314540][ C0] R13: ffff88801cde8000 R14: 0000000000000000 R15: dffffc0000000000 [ 787.314559][ C0] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 787.314578][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 787.314592][ C0] CR2: 00007f5d95823e18 CR3: 000000000ba8e000 CR4: 00000000003506f0 [ 787.314606][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 787.314617][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 787.314630][ C0] Call Trace: [ 787.314636][ C0] [ 787.314642][ C0] __lock_acquire+0x8ab/0x56c0 [ 787.314670][ C0] ? __lock_acquire+0xbca/0x56c0 [ 787.314693][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 787.314719][ C0] ? lock_chain_count+0x20/0x20 [ 787.314745][ C0] lock_acquire+0x1ab/0x510 [ 787.314767][ C0] ? batadv_nc_purge_paths+0xdf/0x3a0 [ 787.314788][ C0] ? lock_release+0x720/0x720 [ 787.314810][ C0] ? batadv_nc_purge_paths+0x2a5/0x3a0 [ 787.314832][ C0] ? batadv_nc_purge_paths+0x3a0/0x3a0 [ 787.314850][ C0] ? mark_held_locks+0x9f/0xe0 [ 787.314876][ C0] ? batadv_nc_purge_paths+0x3a0/0x3a0 [ 787.314895][ C0] _raw_spin_lock_bh+0x2f/0x40 [ 787.314918][ C0] ? batadv_nc_purge_paths+0xdf/0x3a0 [ 787.314938][ C0] batadv_nc_purge_paths+0xdf/0x3a0 [ 787.314961][ C0] batadv_nc_worker+0x930/0xfa0 [ 787.314985][ C0] process_one_work+0x996/0x1610 [ 787.315038][ C0] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 787.315061][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 787.315084][ C0] ? _raw_spin_lock_irq+0x41/0x50 [ 787.315109][ C0] worker_thread+0x665/0x1080 [ 787.315134][ C0] ? process_one_work+0x1610/0x1610 [ 787.315155][ C0] kthread+0x2e9/0x3a0 [ 787.315171][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 787.315193][ C0] ret_from_fork+0x1f/0x30 [ 787.315220][ C0] [ 787.398543][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 787.398557][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 5.18.0-rc3-syzkaller #0 [ 787.398580][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 787.398592][ T28] Call Trace: [ 787.398599][ T28] [ 787.398607][ T28] dump_stack_lvl+0xcd/0x134 [ 787.398641][ T28] panic+0x2d7/0x636 [ 787.398663][ T28] ? panic_print_sys_info.part.0+0x10b/0x10b [ 787.398692][ T28] ? lapic_can_unplug_cpu+0x80/0x80 [ 787.398715][ T28] ? preempt_schedule_thunk+0x16/0x18 [ 787.398740][ T28] ? nmi_trigger_cpumask_backtrace+0x1c9/0x230 [ 787.398769][ T28] ? watchdog.cold+0x130/0x158 [ 787.398824][ T28] watchdog.cold+0x141/0x158 [ 787.398848][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 787.398874][ T28] kthread+0x2e9/0x3a0 [ 787.398893][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 787.398917][ T28] ret_from_fork+0x1f/0x30 [ 787.398954][ T28] [ 787.402325][ T28] Kernel Offset: disabled [ 787.685588][ T28] Rebooting in 86400 seconds..