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", 0x1000}, {&(0x7f00000075c0)="24f5d4a590d4aba0a06c124e21ad7bf7667df2dc1fb6e37c363cbef1d9656022b7ed40db96988ac9d5e47244e24f67a3e87582431f2e4db6f5aacc19d02fd020", 0x40}, {&(0x7f0000007600)="eaeab22f4f1f052f850410dcab0c14f70d6e3afd3c46eab004a569f438a959cf798ba3f9ac2b3bcb43d19cdb0cdce9cf31b38ed9e5135ba7b4bc19376472368bd1426f76b812223c7fe24b8b6246b514721f64ab6d44122959df8888390dacebeea0122eed7eeef132bd872730b24c6f557d25d584a7cf3e0fbec4337751c06af74fb8cf7f7097f6fff27eca1aa3ae85383dff55a18e1af0bf6a0d1dd7f450a8927d64e18a171ebf38cd0feab2dda02fc89f56942fe780c9deb1c060df0dc88610a95f48a2d6a5611f717ca0753b2d0f2631e9207792fc0400ee03b9729ea4792e2ae6", 0xe3}, {&(0x7f0000007700)="08bc42b96d4dd48b5d674f826e38241fea430f2ec361d05d2f094fea45fa457ba927f4257b95d88442d576e4d16034332c4846c4a2637a51eb9236f1136a275bb1ae7ea1e919b0ddcd7c1df4163451b61415572800a1e029bd2e18fceb7a067bd3584109e938dbc06c13c18c028e801cca23faa1f05658810193cf25baa64cee94bc8398019ff56bb78abe6cdf", 0x8d}, {&(0x7f00000077c0)="044c627279c9d603d106fa108c57ac1ea915358ed7820b801b010bb543573d9e974992060ecea920964dfd40d01a3ce18fa2424a2f6edf3ee3360eef364eab4a8b0ca07224fb6c898ce3f35b4b1d3e1bb40f197aa356f386dfa57ecb907e175f97222dc9486231f836a416814edeaea76c2744171034345af1b2eec8e8832119e7692dcab26d694a1831d729b30486906d60fff0884a914b4099621bff24353ad480abf3aebbb9cd59e8664b8f7201a1467a69f3409acaf744c7b1ecd48fa1631aa288e4", 0xc4}, {&(0x7f00000078c0)="9d1da912b67fe00a352858f8a790a38955ac014d4749a26fb048ed2970da09a1faa357fd73bb51ad864b4f270b7e9b636d790f010922f7ec379f9962ec8c39494e3b301562658c57658f481eff4e86a6bfd203b989ea726b07c65dd24ec53bf4420bed447a2bfb6960da162cdd9270155f34096d61eb3e5f4f0be982cbd2697c8c29d1d6211d24cd993bbeca279a54aeb8f9e1611931cfc40d59c4cddead1aa7b3f0d7f5379b10efaf569614ac936205df7d6fe215d7ef6dc8972c915135e7288503833052a9739a3fd920363db5654b0a", 0xd1}, {&(0x7f00000079c0)="2ebee2eb075a4c12c050675859d15143c163a1fbda9cf4f2289424f7e7dd7f19506c0604fea547696cacb2386e7072f298c0c91caa205d5cf532d6972f046d2b81eea3fff5793887bb086001b85ffbeb93418f1d18d83c13a505b28ee3d01a3bcfd3f085dace9213ca6ff8ed4f00af0114744a539ee61e3b4c063c1616cb58252b97b6426c7ae7711ea02eaf63edebffa503f0ee3f600767bb86a0fb6156cc794608ac173384d5b81c34eaf216f2042e2708382df30c8e81836ac8d53316e83eb54d47e8d2e69e3043f170587fbff3f2", 0xd0}, {&(0x7f0000007ac0)="ee6e238e53a560b99bc2b4fb8d388ed9ae86f8e89d227a3d839b2d7bafb33013d1fc6bd976c1c014260cbc117366a054bd264b79935a3921efd7ed6d3c1c4bfcfea01773c6b51643ed38ff501dd4407b0093fdcabd3a8ac51c2d8cf401682e1aad7125e95e79a0e10d29215e3bda1be2e304134e270f639b21af60dc97de8674346d5678280f059aac4252c117eab877c9f2998330c260bf80e7cb3766ca41d591cb543786536439ef3216b19cd5a415ae6d416e033c58d7da34bfdd0ea50ba1ec6bc4728f01c12a835b653b32484873a1362c897841c4279b9fb8543f", 0xdd}], 0x9, &(0x7f000000a200)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff, r7, r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff, r10}}}], 0xb0, 0x4001}}], 0x8, 0x4000) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r8, 0x8983, &(0x7f00000000c0)) ioctl$NBD_DO_IT(r4, 0xab03) 03:30:39 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, 0x0, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 234.886922][T10198] block nbd0: Receive control failed (result -32) [ 234.895469][T10909] block nbd0: shutting down sockets [ 234.950717][T10941] block nbd1: shutting down sockets [ 234.982531][T10954] block nbd2: shutting down sockets 03:30:39 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, 0x0, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:39 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:39 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, 0x0, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) [ 235.248833][T10967] block nbd2: shutting down sockets [ 235.320232][T10976] block nbd1: shutting down sockets 03:30:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 235.642767][ T8458] block nbd5: Receive control failed (result -32) [ 235.652900][T10305] block nbd5: Receive control failed (result -32) [ 235.662317][T10940] block nbd5: shutting down sockets [ 235.683753][T10983] block nbd2: shutting down sockets [ 235.692564][ T2026] block nbd3: Receive control failed (result -32) [ 235.700913][T10198] block nbd3: Receive control failed (result -32) [ 235.701227][T10943] block nbd3: shutting down sockets 03:30:40 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) 03:30:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:40 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040), 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:40 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r7 = dup2(r5, r6) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r5, &(0x7f0000008100)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x6000) sendmmsg$unix(0xffffffffffffffff, &(0x7f000000a2c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000180)="45798aec3b90f62aa0de3f5d28343d2012fbd87173e58738b3bbb84e91456a325f08572488bdf458fa9ce55b2114dff19e80dc9f71cebbb5bde192787555a822bd3e3a313d22fd6ddf2ea3582d6f9bbd05474d94c2464f1cd2424836bf2ef679792362f0aa6f604af5692be114119067b8ed27b1d57f02b95bdb8b61474ca5480db986da8cf63f4f3b7eb9d3f9e436233faba49497285b54a9298166e7359d8ca5c1b6d967f2f19f7996b3633c06c1fd63838cd3199855cbc6d1bbe3a277fa772682c9e2ad1f018d684d026de3df0e07dc85e3454462c5ca1d4888c478c044a9e1598365884c44b031", 0xe9}], 0x1, &(0x7f0000000880)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x24, 0x1, 0x1, [r4, r5, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r7]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}], 0xc0, 0x84}}, {{&(0x7f0000000940)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000a80)=[{&(0x7f00000006c0)="1f370d1e2911eec4b92117440af600bd0680c1ce498f4b27b06a88fa1a85d39c1d0b5c802ec768c3cf", 0x29}, {&(0x7f00000009c0)="e818e93d70f5d56f635ea749788d91b87d0652d1a83d27a4323637f88fb00856e9c37127d84d1dda13146cbf7b402e8d4165dc4de1afd8260d2f80165f8bccee0c2d88bea1c0fb5e0f49bd563d8ca006701a8d8ff1d378457c7f78971ff7ed64ff09d050e2bd6cae61428e1f08fee29fb93a390610c6613019841b6fea54dbaf7aa8ddc90226eaac737e599b401087cbc2de9a1fd967344c48ec3e2ca20e37067365060147c83913", 0xa8}], 0x2, &(0x7f0000000f00)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}], 0x58, 0x80}}, {{&(0x7f0000000f80)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000001080)=[{&(0x7f0000001000)="1adb9d00e785f9eabe4bf73800a7a7f59355878b1e5d5a5a153a8c1314a146a2eac09ff40b3a24aa5ccafabaaffdf9d15b7bdb6fed09d73a7d96a37c831805f911ad269f1d796c1c0aa9882ee21e0d", 0x4f}], 0x1, &(0x7f0000001680)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r1, @ANYBLOB="0000000030000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r8, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="02f6ff20"], 0x90, 0xc891}}, {{0x0, 0x0, &(0x7f00000018c0)=[{&(0x7f0000001740)="8dff92de92022c572d2a7826714e67aebaee36c91e6544cf44d05768de9893a9674e12ed740d6597c64e06355eb7dff519f013f9e183cb252613e449eb3bfccb1bb845b33c9d80df0ce87799e956a33ad7111ad8951e076a002d23ef948d7180e15c5197aac2b1a192397594cb7e2a4725f883416ad14c24afb28f", 0x7b}, {&(0x7f00000017c0)="a9d441d3b8e95479893d68f153aedde5e68ab517aa2f9716e628f304e0257434", 0x20}, {&(0x7f0000001800)="156cf35c9e224a0aaefbd2bd9a8bbe18735083b9e486cd36f4eb257d63e40c022dbcbdb7ccb32adf7f5e16f1b03ea264d54c943a1555ed6b438b8adc45fa2f57f9937e782d6ded201147205743317aa6323ba45abd243dad9947ff50c4cf14098b48007a0fbca23cfa8dad2d8b0b455d142bdd3db31f9b5be752d805ee840d942659da0a8831ca067ec4e6ce0af93db853a56b39e617ecbf97", 0x99}], 0x3, &(0x7f0000001a00)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}], 0x20, 0x20004000}}, {{&(0x7f0000001a40)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000001d40)=[{&(0x7f0000001ac0)="811eea6fcacac771d071be75fbcd683e2244661df58854e7087ceb174d7abb0aa09f34aa4c2b7629372a9f21a98aa2173ad6004585b332e2e2ac7c4e1a4089f47ca507c27c5a0778bbd4b92321b3bbea6946921b141df58e12adb4fd233e24547880e4aa7f87ec328975d8847a8a9126ca374f208bb8b7dba525c8d36bc538b733f09c216211b561d13d2a646c4b3863f81acba9", 0x94}, {&(0x7f0000001b80)="c104b3783682b7141a45934a92569c050dfc282439177ae234ce112d81639a738eea067b46fe14cef2034d078de9f267aadc9a525e59b8c5eeaff49842fbd26e44b435009ea53545fcb2ca20af85234520b9be0b6cfdf71c9a08593b93de5de67facb0aa46c8bd0f401d7b8dd06679bb835db397f536cbaffe8afa38c4e17f7f21be05e9f1648ac220238a6dccf8daea600eef53cbc9578c90f18299a31c5f227187fbc08fc0600e2f4e", 0xaa}, {&(0x7f0000001c40)="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", 0xfa}], 0x3, &(0x7f0000001e40)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x2c, 0x1, 0x1, [r5, 0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r3, r6]}}], 0x50, 0x2408e001}}, {{&(0x7f0000001ec0)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000002f40)=[{&(0x7f0000001f40)="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{&(0x7f00000041c0)="d6e138caa579f3495015304f61de91555d3a3973b47a166fe7b8ff3705b05d64088ecbacce51d41c2b304efd7d709dc0f47e34e16ed0c334b60952a64a55af96ceffab2d04c13065a2ca44e7f84feb101638418d43da4de3efa73373056f797aa5bfebf2ff67a6f0a07b11d1366a03d8f1d2e402ca584e76c8dc9dc3d46b125cb9f3655226b5f5b70407a98d241ae3707a03e4a99a4de2df965bf73424c81ce9e058", 0xa2}, {&(0x7f0000004280)="76b43685756cd9fe6128f479b8c27ac404c69c45ef268ac24df693ea5f293a59529fb6ee59c0206b1c7b1bae2fa1496624d215c0122d0b1ee25493cb7963783a51010be3bfa1408fbb990ce7200a55f38d2a942e2c8f24b4e562fd48431f69a17271292f4e305327a9f1fb0012a9532ff771984d3be552e9463c2c743284c3204412906fd3", 0x85}], 0x6, &(0x7f00000064c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}], 0x38, 0x200400c8}}, {{&(0x7f0000006500)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000007bc0)=[{&(0x7f0000006580)="0ecc13b5d002f131726623eccde2e541f02b91a31842ecf1755e7b44803c57f4512a0035d864453ba96008f792f594729f49e2", 0x33}, {&(0x7f00000065c0)="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0x1000}, {&(0x7f00000075c0)="24f5d4a590d4aba0a06c124e21ad7bf7667df2dc1fb6e37c363cbef1d9656022b7ed40db96988ac9d5e47244e24f67a3e87582431f2e4db6f5aacc19d02fd020", 0x40}, {&(0x7f0000007600)="eaeab22f4f1f052f850410dcab0c14f70d6e3afd3c46eab004a569f438a959cf798ba3f9ac2b3bcb43d19cdb0cdce9cf31b38ed9e5135ba7b4bc19376472368bd1426f76b812223c7fe24b8b6246b514721f64ab6d44122959df8888390dacebeea0122eed7eeef132bd872730b24c6f557d25d584a7cf3e0fbec4337751c06af74fb8cf7f7097f6fff27eca1aa3ae85383dff55a18e1af0bf6a0d1dd7f450a8927d64e18a171ebf38cd0feab2dda02fc89f56942fe780c9deb1c060df0dc88610a95f48a2d6a5611f717ca0753b2d0f2631e9207792fc0400ee03b9729ea4792e2ae6", 0xe3}, {&(0x7f0000007700)="08bc42b96d4dd48b5d674f826e38241fea430f2ec361d05d2f094fea45fa457ba927f4257b95d88442d576e4d16034332c4846c4a2637a51eb9236f1136a275bb1ae7ea1e919b0ddcd7c1df4163451b61415572800a1e029bd2e18fceb7a067bd3584109e938dbc06c13c18c028e801cca23faa1f05658810193cf25baa64cee94bc8398019ff56bb78abe6cdf", 0x8d}, {&(0x7f00000077c0)="044c627279c9d603d106fa108c57ac1ea915358ed7820b801b010bb543573d9e974992060ecea920964dfd40d01a3ce18fa2424a2f6edf3ee3360eef364eab4a8b0ca07224fb6c898ce3f35b4b1d3e1bb40f197aa356f386dfa57ecb907e175f97222dc9486231f836a416814edeaea76c2744171034345af1b2eec8e8832119e7692dcab26d694a1831d729b30486906d60fff0884a914b4099621bff24353ad480abf3aebbb9cd59e8664b8f7201a1467a69f3409acaf744c7b1ecd48fa1631aa288e4", 0xc4}, {&(0x7f00000078c0)="9d1da912b67fe00a352858f8a790a38955ac014d4749a26fb048ed2970da09a1faa357fd73bb51ad864b4f270b7e9b636d790f010922f7ec379f9962ec8c39494e3b301562658c57658f481eff4e86a6bfd203b989ea726b07c65dd24ec53bf4420bed447a2bfb6960da162cdd9270155f34096d61eb3e5f4f0be982cbd2697c8c29d1d6211d24cd993bbeca279a54aeb8f9e1611931cfc40d59c4cddead1aa7b3f0d7f5379b10efaf569614ac936205df7d6fe215d7ef6dc8972c915135e7288503833052a9739a3fd920363db5654b0a", 0xd1}, {&(0x7f00000079c0)="2ebee2eb075a4c12c050675859d15143c163a1fbda9cf4f2289424f7e7dd7f19506c0604fea547696cacb2386e7072f298c0c91caa205d5cf532d6972f046d2b81eea3fff5793887bb086001b85ffbeb93418f1d18d83c13a505b28ee3d01a3bcfd3f085dace9213ca6ff8ed4f00af0114744a539ee61e3b4c063c1616cb58252b97b6426c7ae7711ea02eaf63edebffa503f0ee3f600767bb86a0fb6156cc794608ac173384d5b81c34eaf216f2042e2708382df30c8e81836ac8d53316e83eb54d47e8d2e69e3043f170587fbff3f2", 0xd0}, {&(0x7f0000007ac0)="ee6e238e53a560b99bc2b4fb8d388ed9ae86f8e89d227a3d839b2d7bafb33013d1fc6bd976c1c014260cbc117366a054bd264b79935a3921efd7ed6d3c1c4bfcfea01773c6b51643ed38ff501dd4407b0093fdcabd3a8ac51c2d8cf401682e1aad7125e95e79a0e10d29215e3bda1be2e304134e270f639b21af60dc97de8674346d5678280f059aac4252c117eab877c9f2998330c260bf80e7cb3766ca41d591cb543786536439ef3216b19cd5a415ae6d416e033c58d7da34bfdd0ea50ba1ec6bc4728f01c12a835b653b32484873a1362c897841c4279b9fb8543f", 0xdd}], 0x9, &(0x7f000000a200)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff, r7, r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff, r10}}}], 0xb0, 0x4001}}], 0x8, 0x4000) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 235.973509][ T8456] block nbd0: Receive control failed (result -32) [ 235.973958][T10966] block nbd0: shutting down sockets 03:30:40 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040), 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) [ 236.029368][T10999] block nbd1: shutting down sockets [ 236.070337][T11002] block nbd2: shutting down sockets [ 236.097221][T11006] block nbd5: shutting down sockets 03:30:40 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:41 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r4, &(0x7f0000008100)={0x2020}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180), 0x6000) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 236.281156][T11009] block nbd0: server does not support multiple connections per device. [ 236.293870][T11009] block nbd0: shutting down sockets 03:30:41 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 236.377643][T11016] block nbd1: shutting down sockets 03:30:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 236.477565][T11019] block nbd0: server does not support multiple connections per device. [ 236.490471][T11019] block nbd0: shutting down sockets [ 236.540763][T11025] block nbd5: Device being setup by another task [ 236.555581][T11030] block nbd2: shutting down sockets [ 236.568876][T11032] block nbd1: shutting down sockets [ 236.619293][T11025] block nbd5: shutting down sockets [ 236.789008][T10208] block nbd3: Receive control failed (result -32) [ 236.789008][ T8458] block nbd3: Receive control failed (result -32) [ 236.791762][T10994] block nbd3: shutting down sockets 03:30:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)) ioctl$NBD_DO_IT(r3, 0xab03) 03:30:41 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040), 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:41 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:41 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r4, &(0x7f0000008100)={0x2020}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180), 0x6000) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:41 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x0, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) [ 236.997735][T11046] block nbd1: shutting down sockets 03:30:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 237.055414][T11053] block nbd0: server does not support multiple connections per device. [ 237.074468][T11055] block nbd2: shutting down sockets 03:30:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:41 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x0, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) [ 237.140801][T11044] block nbd0: shutting down sockets [ 237.190408][T11059] block nbd5: shutting down sockets 03:30:42 executing program 0: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:42 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r4, &(0x7f0000008100)={0x2020}, 0x2020) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 237.271646][T11063] block nbd1: shutting down sockets [ 237.389020][T11073] block nbd2: shutting down sockets [ 237.461076][T11071] block nbd0: server does not support multiple connections per device. [ 237.475362][T11071] block nbd0: shutting down sockets [ 237.570219][T11079] block nbd5: shutting down sockets [ 237.813510][ T8458] block nbd3: Receive control failed (result -32) [ 237.814182][T11049] block nbd3: shutting down sockets 03:30:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) ioctl$NBD_DO_IT(r3, 0xab03) 03:30:42 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x0, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:42 executing program 0: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:42 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:42 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) [ 238.031012][T11091] block nbd0: server does not support multiple connections per device. [ 238.033625][T11095] block nbd1: shutting down sockets [ 238.043578][T11091] block nbd0: shutting down sockets [ 238.045418][T11093] block nbd2: shutting down sockets 03:30:42 executing program 0: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 238.109828][T11101] block nbd5: shutting down sockets 03:30:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:42 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:43 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 238.221221][T11104] block nbd0: server does not support multiple connections per device. [ 238.259641][T11104] block nbd0: shutting down sockets [ 238.351553][T11110] block nbd2: shutting down sockets [ 238.583630][T11119] block nbd5: shutting down sockets [ 238.830254][T10208] block nbd3: Receive control failed (result -32) [ 238.838881][ T8458] block nbd3: Receive control failed (result -32) [ 238.851053][T11094] block nbd3: shutting down sockets 03:30:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) 03:30:43 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:43 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:43 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 239.061637][T11131] block nbd2: shutting down sockets 03:30:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:43 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) [ 239.101103][T11132] block nbd0: server does not support multiple connections per device. [ 239.138531][T11132] block nbd0: shutting down sockets [ 239.187303][T11142] block nbd5: shutting down sockets 03:30:43 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) [ 239.222156][T11143] block nbd3: Device being setup by another task 03:30:44 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 239.572805][T11163] block nbd5: shutting down sockets [ 239.932418][ T8458] block nbd3: Receive control failed (result -32) [ 240.077091][T10366] block nbd3: shutting down sockets 03:30:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) 03:30:44 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:44 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:44 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:44 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 240.275423][T10208] block nbd1: Receive control failed (result -32) [ 240.285951][T11155] block nbd1: shutting down sockets [ 240.300272][T11181] block nbd5: Device being setup by another task [ 240.307010][T11180] block nbd0: server does not support multiple connections per device. [ 240.338029][T11180] block nbd0: shutting down sockets 03:30:45 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 240.417535][T11181] block nbd5: shutting down sockets 03:30:45 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:45 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 240.690022][T11199] block nbd0: Device being setup by another task [ 240.742608][T11199] block nbd0: shutting down sockets [ 240.806781][T11210] block nbd5: shutting down sockets [ 241.019818][ T8458] block nbd3: Receive control failed (result -32) [ 241.028668][T10208] block nbd3: Receive control failed (result -32) [ 241.040811][T11179] block nbd3: shutting down sockets 03:30:45 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') ioctl$NBD_DO_IT(r3, 0xab03) 03:30:45 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:45 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:45 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:45 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(0xffffffffffffffff, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:30:46 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(0xffffffffffffffff, 0x84, 0x78, &(0x7f00000000c0), 0x4) [ 241.292251][T11225] block nbd0: server does not support multiple connections per device. [ 241.311661][T11231] block nbd5: shutting down sockets [ 241.318766][T11225] block nbd0: shutting down sockets 03:30:46 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(0xffffffffffffffff, 0x84, 0x78, &(0x7f00000000c0), 0x4) [ 241.392006][T10198] block nbd1: Receive control failed (result -32) [ 241.393739][T11193] block nbd1: shutting down sockets 03:30:46 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:30:46 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:46 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 241.511658][ T2026] block nbd2: Receive control failed (result -32) [ 241.520621][T11203] block nbd2: shutting down sockets 03:30:46 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:30:46 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, 0x0, 0x0) [ 241.721950][T11244] block nbd0: server does not support multiple connections per device. [ 241.748437][T11244] block nbd0: shutting down sockets [ 241.840616][T11255] block nbd5: shutting down sockets [ 242.063542][ T8458] block nbd3: Receive control failed (result -32) [ 242.064046][T11227] block nbd3: shutting down sockets 03:30:46 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:30:46 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, 0x0, 0x0) 03:30:46 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:46 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:46 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, 0x0, 0x0) 03:30:47 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 242.310459][T11267] block nbd0: server does not support multiple connections per device. [ 242.324372][T11267] block nbd0: shutting down sockets [ 242.326151][T11274] block nbd5: shutting down sockets 03:30:47 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 242.402773][ T2026] block nbd1: Receive control failed (result -32) [ 242.411777][T11240] block nbd1: shutting down sockets 03:30:47 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 242.552840][T10198] block nbd2: Receive control failed (result -32) [ 242.553554][T11257] block nbd2: shutting down sockets 03:30:47 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 242.622575][T11283] block nbd0: server does not support multiple connections per device. [ 242.660141][T11280] block nbd0: shutting down sockets [ 242.740171][T11287] block nbd1: server does not support multiple connections per device. [ 242.793684][T11290] block nbd5: shutting down sockets [ 242.811404][T11291] block nbd1: shutting down sockets 03:30:47 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:47 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:47 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 243.061201][T11296] block nbd0: server does not support multiple connections per device. [ 243.090087][T11296] block nbd0: shutting down sockets [ 243.096495][ T8458] block nbd3: Receive control failed (result -32) [ 243.105092][ T2026] block nbd3: Receive control failed (result -32) [ 243.125235][T11269] block nbd3: shutting down sockets [ 243.131691][T11301] block nbd1: server does not support multiple connections per device. [ 243.148377][T11301] block nbd1: shutting down sockets [ 243.185147][T11305] block nbd5: shutting down sockets 03:30:47 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:30:47 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:47 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:48 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 243.381900][T11308] block nbd1: server does not support multiple connections per device. [ 243.394901][T11308] block nbd1: shutting down sockets [ 243.450263][T11315] block nbd0: server does not support multiple connections per device. [ 243.473270][T11321] block nbd5: shutting down sockets [ 243.478259][T11315] block nbd0: shutting down sockets 03:30:48 executing program 1: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:48 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:48 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 243.696337][T11331] block nbd5: shutting down sockets [ 243.713252][T11327] block nbd1: server does not support multiple connections per device. [ 243.736233][T11327] block nbd1: shutting down sockets [ 243.741944][T10198] block nbd2: Receive control failed (result -32) [ 243.750656][T11293] block nbd2: shutting down sockets 03:30:48 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:48 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:48 executing program 1: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 244.010118][T11339] block nbd5: shutting down sockets 03:30:48 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 244.071435][T11342] block nbd1: server does not support multiple connections per device. [ 244.077066][T11343] block nbd2: server does not support multiple connections per device. [ 244.090261][T11343] block nbd2: shutting down sockets [ 244.106165][T11342] block nbd1: shutting down sockets 03:30:48 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 244.141261][ T2026] block nbd3: Receive control failed (result -32) [ 244.153737][T11310] block nbd3: shutting down sockets 03:30:48 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:48 executing program 1: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 244.329654][T11349] block nbd5: shutting down sockets [ 244.474154][ T8458] block nbd0: Receive control failed (result -32) [ 244.474557][T11330] block nbd0: shutting down sockets 03:30:49 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 244.560195][T11354] block nbd2: server does not support multiple connections per device. [ 244.562576][T11357] block nbd1: server does not support multiple connections per device. [ 244.580445][T11354] block nbd2: shutting down sockets [ 244.611665][T11353] block nbd1: shutting down sockets 03:30:49 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:49 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 244.720177][T11361] block nbd5: shutting down sockets 03:30:49 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:49 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 244.930102][T11370] block nbd2: server does not support multiple connections per device. [ 244.947327][T11370] block nbd2: shutting down sockets [ 244.959432][T11374] block nbd1: Device being setup by another task [ 245.006075][T11374] block nbd1: shutting down sockets 03:30:49 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:49 executing program 2: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:49 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 245.187114][ T2026] block nbd3: Receive control failed (result -32) [ 245.187436][T11352] block nbd3: shutting down sockets 03:30:49 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:30:50 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 245.340209][T11385] block nbd1: server does not support multiple connections per device. [ 245.344932][T11386] block nbd2: server does not support multiple connections per device. [ 245.353757][T11385] block nbd1: shutting down sockets [ 245.390765][T11386] block nbd2: shutting down sockets 03:30:50 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:50 executing program 2: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 245.510817][ T8458] block nbd0: Receive control failed (result -32) [ 245.520353][T11360] block nbd0: shutting down sockets 03:30:50 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 245.590090][T11397] block nbd1: server does not support multiple connections per device. [ 245.601939][T11397] block nbd1: shutting down sockets 03:30:50 executing program 2: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 245.641137][T11402] block nbd2: server does not support multiple connections per device. [ 245.653613][T11402] block nbd2: shutting down sockets 03:30:50 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 245.842552][T11410] block nbd2: server does not support multiple connections per device. [ 245.853505][T11413] block nbd1: server does not support multiple connections per device. [ 245.862690][T11410] block nbd2: shutting down sockets [ 245.868584][T11413] block nbd1: shutting down sockets 03:30:50 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:50 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 246.160231][ T2026] block nbd3: Receive control failed (result -32) [ 246.160521][T11391] block nbd3: shutting down sockets [ 246.200312][T11418] block nbd1: server does not support multiple connections per device. [ 246.230034][T11419] block nbd2: server does not support multiple connections per device. [ 246.249546][T11419] block nbd2: shutting down sockets [ 246.250662][T11418] block nbd1: shutting down sockets 03:30:51 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:30:51 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 246.310662][ T8458] block nbd5: Receive control failed (result -32) [ 246.330866][T11395] block nbd5: shutting down sockets 03:30:51 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:51 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 246.496492][T10198] block nbd0: Receive control failed (result -32) [ 246.507836][T11404] block nbd0: shutting down sockets [ 246.540101][T11423] block nbd2: server does not support multiple connections per device. [ 246.549284][T11424] block nbd1: server does not support multiple connections per device. [ 246.559511][T11424] block nbd1: shutting down sockets [ 246.569546][T11423] block nbd2: shutting down sockets 03:30:51 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:51 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:51 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 246.869769][T11439] block nbd1: server does not support multiple connections per device. [ 246.878533][T11440] block nbd2: server does not support multiple connections per device. [ 246.895776][T11440] block nbd2: shutting down sockets [ 246.901814][T11439] block nbd1: shutting down sockets 03:30:51 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:51 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 246.952213][T11444] block nbd4: server does not support multiple connections per device. [ 246.974316][T11444] block nbd4: shutting down sockets 03:30:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 247.200275][T11450] block nbd1: server does not support multiple connections per device. [ 247.229289][T11450] block nbd1: shutting down sockets [ 247.247081][T11452] block nbd2: server does not support multiple connections per device. [ 247.270812][T11452] block nbd2: shutting down sockets [ 247.296046][T10198] block nbd3: Receive control failed (result -32) [ 247.305382][T11420] block nbd3: shutting down sockets [ 247.362015][ T8458] block nbd5: Receive control failed (result -32) [ 247.362665][T11430] block nbd5: shutting down sockets 03:30:52 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:30:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:52 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:52 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:52 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:30:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 247.609828][T11464] block nbd1: server does not support multiple connections per device. [ 247.618574][T11465] block nbd2: server does not support multiple connections per device. [ 247.633545][T11464] block nbd1: shutting down sockets 03:30:52 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 247.657866][T11465] block nbd2: shutting down sockets 03:30:52 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 247.779547][T11477] block nbd0: shutting down sockets 03:30:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 247.975539][T11490] block nbd2: server does not support multiple connections per device. [ 247.994465][T11488] block nbd0: shutting down sockets [ 248.012443][ T2026] block nbd4: Receive control failed (result -32) [ 248.023797][T11451] block nbd4: shutting down sockets [ 248.089122][T11486] block nbd2: shutting down sockets 03:30:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 248.369974][T11497] block nbd0: shutting down sockets [ 248.374051][ T8458] block nbd3: Receive control failed (result -32) [ 248.384365][T11468] block nbd3: shutting down sockets [ 248.399598][T10198] block nbd5: Receive control failed (result -32) [ 248.409181][T11466] block nbd5: shutting down sockets [ 248.409557][T11498] block nbd2: server does not support multiple connections per device. [ 248.477326][T11500] block nbd2: shutting down sockets 03:30:53 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:30:53 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 248.526501][T11501] block nbd4: shutting down sockets 03:30:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 248.573553][T10208] block nbd1: Receive control failed (result -32) [ 248.574044][T11479] block nbd1: shutting down sockets 03:30:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) ioctl$NBD_DO_IT(r3, 0xab03) 03:30:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 248.781500][T11517] block nbd0: shutting down sockets [ 248.799480][T11509] block nbd5: server does not support multiple connections per device. [ 248.817299][T11509] block nbd5: shutting down sockets 03:30:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 248.844295][T11515] block nbd2: server does not support multiple connections per device. [ 248.860022][T11515] block nbd2: shutting down sockets 03:30:53 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 249.026966][T11532] block nbd0: shutting down sockets 03:30:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 249.139701][T11534] block nbd5: server does not support multiple connections per device. [ 249.163039][T11534] block nbd5: shutting down sockets [ 249.188194][T11536] block nbd2: server does not support multiple connections per device. [ 249.197532][T11536] block nbd2: shutting down sockets 03:30:53 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 249.347658][T11543] block nbd0: shutting down sockets [ 249.469431][T10208] block nbd3: Receive control failed (result -32) [ 249.478895][T11506] block nbd3: shutting down sockets [ 249.529524][T11547] block nbd5: server does not support multiple connections per device. [ 249.557223][T11547] block nbd5: shutting down sockets 03:30:54 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 03:30:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 249.613698][ T8458] block nbd4: Receive control failed (result -32) [ 249.622907][T10198] block nbd4: Receive control failed (result -32) [ 249.631021][T11516] block nbd4: shutting down sockets 03:30:54 executing program 5: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 249.723097][ T2026] block nbd1: Receive control failed (result -32) [ 249.723543][T11522] block nbd1: shutting down sockets 03:30:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 249.789392][T11558] block nbd5: server does not support multiple connections per device. [ 249.817574][T11558] block nbd5: shutting down sockets [ 249.851693][T11563] block nbd0: shutting down sockets 03:30:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 249.880496][T11561] block nbd3: shutting down sockets 03:30:54 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 03:30:54 executing program 5: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 250.018209][T11565] block nbd4: shutting down sockets [ 250.099965][T11571] block nbd5: server does not support multiple connections per device. [ 250.127473][T11571] block nbd5: shutting down sockets 03:30:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 250.199177][T11574] block nbd3: shutting down sockets [ 250.222751][T11584] block nbd0: shutting down sockets 03:30:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 250.275204][T10208] block nbd2: Receive control failed (result -32) [ 250.279797][T11548] block nbd2: shutting down sockets 03:30:55 executing program 5: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 250.493698][T11597] block nbd0: shutting down sockets [ 250.578477][T11588] block nbd4: shutting down sockets [ 250.658726][T11600] block nbd5: Device being setup by another task [ 250.672663][T11606] block nbd5: shutting down sockets 03:30:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:55 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r4, &(0x7f0000008100)={0x2020}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180), 0x6000) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 250.885804][ T2026] block nbd1: Receive control failed (result -32) [ 250.894108][T11573] block nbd1: shutting down sockets 03:30:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 251.024644][T11622] block nbd0: shutting down sockets [ 251.060176][T11617] block nbd5: server does not support multiple connections per device. [ 251.075422][T11617] block nbd5: shutting down sockets 03:30:55 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 251.260741][T11629] block nbd4: shutting down sockets 03:30:56 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 251.349745][T11639] block nbd5: server does not support multiple connections per device. [ 251.372855][T11631] block nbd5: shutting down sockets [ 251.412489][T11643] block nbd0: shutting down sockets [ 251.605407][T10208] block nbd2: Receive control failed (result -32) [ 251.615042][T11601] block nbd2: shutting down sockets 03:30:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:56 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:30:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r4, &(0x7f0000008100)={0x2020}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180), 0x6000) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:56 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 251.844854][T11667] block nbd0: shutting down sockets [ 251.859272][T11664] block nbd1: shutting down sockets [ 251.874430][T11656] block nbd5: server does not support multiple connections per device. 03:30:56 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 251.907931][T11656] block nbd5: shutting down sockets 03:30:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 252.009357][T11675] block nbd4: shutting down sockets [ 252.088714][T11676] block nbd5: Device being setup by another task 03:30:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 252.128944][T11679] block nbd1: shutting down sockets [ 252.135594][T11676] block nbd5: shutting down sockets 03:30:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 252.263766][T11684] block nbd0: shutting down sockets [ 252.309188][T11690] block nbd1: shutting down sockets [ 252.360974][T11688] block nbd4: shutting down sockets [ 252.582614][ T2026] block nbd3: Receive control failed (result -32) [ 252.592331][T11649] block nbd3: shutting down sockets [ 252.636918][T10208] block nbd2: Receive control failed (result -32) [ 252.637320][T11661] block nbd2: shutting down sockets 03:30:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:57 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:57 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:57 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:30:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 252.888901][T11702] block nbd5: server does not support multiple connections per device. [ 252.901176][T11702] block nbd5: shutting down sockets [ 252.916787][T11704] block nbd4: server does not support multiple connections per device. [ 252.931903][T11717] block nbd1: shutting down sockets [ 252.940805][T11716] block nbd0: shutting down sockets [ 252.977482][T11718] block nbd4: shutting down sockets 03:30:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:57 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:57 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 253.328872][T11729] block nbd5: server does not support multiple connections per device. [ 253.340772][T11739] block nbd1: shutting down sockets [ 253.351824][T11730] block nbd4: server does not support multiple connections per device. [ 253.361341][T11738] block nbd0: shutting down sockets [ 253.365846][T11730] block nbd4: shutting down sockets [ 253.372639][T11729] block nbd5: shutting down sockets 03:30:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:58 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 03:30:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 253.509162][T11741] block nbd2: shutting down sockets [ 253.652423][T10208] block nbd3: Receive control failed (result -32) [ 253.652814][T11707] block nbd3: shutting down sockets [ 253.660885][T11743] block nbd0: shutting down sockets [ 253.688601][T11745] block nbd5: server does not support multiple connections per device. [ 253.698939][T11745] block nbd5: shutting down sockets [ 253.721616][T11754] block nbd1: shutting down sockets [ 253.728393][T11751] block nbd4: Device being setup by another task 03:30:58 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:30:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 253.929001][T11758] block nbd2: shutting down sockets 03:30:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 254.002005][T11756] block nbd4: shutting down sockets [ 254.148777][T11769] block nbd5: server does not support multiple connections per device. [ 254.150223][T11771] block nbd2: shutting down sockets [ 254.158208][T11763] block nbd0: Device being setup by another task [ 254.185838][T11776] block nbd1: shutting down sockets 03:30:58 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 254.195448][T11769] block nbd5: shutting down sockets [ 254.214707][T11770] block nbd0: shutting down sockets 03:30:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:59 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 254.370591][T11780] block nbd4: server does not support multiple connections per device. [ 254.387835][T11780] block nbd4: shutting down sockets 03:30:59 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 254.542430][T11793] block nbd1: shutting down sockets [ 254.579296][T11789] block nbd0: shutting down sockets [ 254.609113][T11796] block nbd2: shutting down sockets [ 254.629199][T11791] block nbd5: server does not support multiple connections per device. [ 254.646644][T11791] block nbd5: shutting down sockets [ 254.670480][T11797] block nbd4: server does not support multiple connections per device. [ 254.700745][T11797] block nbd4: shutting down sockets [ 254.917396][T10208] block nbd3: Receive control failed (result -32) [ 254.936793][T11768] block nbd3: shutting down sockets 03:30:59 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:30:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:30:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:59 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:30:59 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 255.162758][T11818] block nbd2: shutting down sockets [ 255.200803][T11811] block nbd4: server does not support multiple connections per device. [ 255.202928][T11823] block nbd1: shutting down sockets [ 255.235223][T11811] block nbd4: shutting down sockets 03:31:00 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 255.269989][T11828] block nbd3: server does not support multiple connections per device. [ 255.285337][T11814] block nbd3: shutting down sockets 03:31:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 255.399938][ T3255] ieee802154 phy0 wpan0: encryption failed: -22 [ 255.407247][ T3255] ieee802154 phy1 wpan1: encryption failed: -22 03:31:00 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 255.511545][T11833] block nbd4: server does not support multiple connections per device. [ 255.524610][T11837] block nbd2: shutting down sockets [ 255.536856][T11832] block nbd4: shutting down sockets 03:31:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:00 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 255.711891][T11848] block nbd1: shutting down sockets 03:31:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 255.738516][T11842] block nbd3: server does not support multiple connections per device. [ 255.761578][T11841] block nbd3: shutting down sockets [ 255.781738][T11851] block nbd2: shutting down sockets [ 255.891563][T10198] block nbd0: Receive control failed (result -32) [ 255.892019][T11807] block nbd0: shutting down sockets [ 255.921786][T10208] block nbd5: Receive control failed (result -32) [ 255.930969][T11804] block nbd5: shutting down sockets 03:31:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:31:00 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 256.067325][T11857] block nbd1: shutting down sockets 03:31:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 256.338027][T11869] block nbd3: Device being setup by another task [ 256.352229][T11877] block nbd2: shutting down sockets 03:31:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 256.436849][T11890] block nbd1: shutting down sockets 03:31:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 256.560140][ T8458] block nbd4: Receive control failed (result -32) [ 256.570577][T11847] block nbd4: shutting down sockets 03:31:01 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 256.660481][T11899] block nbd2: shutting down sockets [ 256.708808][T11902] block nbd1: shutting down sockets 03:31:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 256.934420][T11916] block nbd1: shutting down sockets 03:31:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 256.975918][T11918] block nbd2: shutting down sockets [ 257.017089][T10208] block nbd3: Receive control failed (result -32) [ 257.017480][T11865] block nbd3: shutting down sockets [ 257.095607][ T8456] block nbd0: Receive control failed (result -32) [ 257.104972][ T2026] block nbd0: Receive control failed (result -32) [ 257.148689][T10198] block nbd5: Receive control failed (result -32) [ 257.156812][T11924] block nbd1: shutting down sockets 03:31:01 executing program 3: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 257.260018][T10655] block nbd0: shutting down sockets 03:31:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:31:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:02 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 257.375285][T10613] block nbd5: shutting down sockets 03:31:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:02 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 257.645939][T10305] block nbd4: Receive control failed (result -32) [ 257.677967][T11936] block nbd3: server does not support multiple connections per device. [ 257.721167][T11928] block nbd2: shutting down sockets [ 257.726869][T11926] block nbd3: shutting down sockets [ 257.768817][T11925] block nbd4: shutting down sockets [ 257.776105][T11938] block nbd0: Device being setup by another task [ 257.796417][T11943] block nbd1: Device being setup by another task [ 257.805359][T11937] block nbd1: shutting down sockets 03:31:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:02 executing program 3: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 258.275362][T11959] block nbd2: shutting down sockets [ 258.280238][T11961] block nbd3: Device being setup by another task [ 258.390845][T11960] block nbd1: Device being setup by another task [ 258.397687][T11957] block nbd1: shutting down sockets [ 258.439360][T10305] block nbd0: Receive control failed (result -32) [ 258.449528][T10198] block nbd5: Receive control failed (result -32) [ 258.568523][T10708] block nbd0: shutting down sockets 03:31:03 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 258.695969][T10366] block nbd5: shutting down sockets 03:31:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:03 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 258.752075][T10208] block nbd4: Receive control failed (result -32) [ 258.760728][T11951] block nbd4: shutting down sockets 03:31:03 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab03) [ 258.999088][ T2026] block nbd3: Receive control failed (result -32) [ 259.008241][T11970] block nbd0: server does not support multiple connections per device. [ 259.017273][T11971] block nbd1: shutting down sockets [ 259.023419][T11956] block nbd3: shutting down sockets [ 259.032865][T11978] block nbd2: shutting down sockets 03:31:03 executing program 3: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 259.065647][T11967] block nbd0: shutting down sockets 03:31:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:31:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 259.487952][T11987] block nbd3: server does not support multiple connections per device. [ 259.507719][T11984] block nbd3: shutting down sockets 03:31:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:04 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 259.651684][T12000] block nbd2: shutting down sockets [ 259.695745][T12002] block nbd0: shutting down sockets [ 259.768189][T12006] block nbd5: shutting down sockets 03:31:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 259.924200][T10208] block nbd4: Receive control failed (result -32) [ 259.924737][T11980] block nbd4: shutting down sockets [ 259.932049][T12010] block nbd3: Device being setup by another task 03:31:04 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab03) 03:31:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:31:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 260.158002][T12019] block nbd2: shutting down sockets 03:31:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 260.298003][T12023] block nbd5: shutting down sockets 03:31:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 260.393138][ T2026] block nbd1: Receive control failed (result -32) [ 260.401680][T10198] block nbd1: Receive control failed (result -32) 03:31:05 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 260.575961][T10305] block nbd3: Receive control failed (result -32) [ 260.579199][T10613] block nbd1: shutting down sockets [ 260.608124][T12031] block nbd2: shutting down sockets 03:31:05 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:05 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 260.848131][T12036] block nbd1: Device being setup by another task [ 260.856966][T10406] block nbd3: shutting down sockets [ 261.018376][T12040] block nbd5: shutting down sockets [ 261.034508][T10208] block nbd4: Receive control failed (result -32) [ 261.035684][ T2026] block nbd0: Receive control failed (result -32) [ 261.049681][T10198] block nbd0: Receive control failed (result -32) [ 261.050782][T12018] block nbd4: shutting down sockets [ 261.059564][T12017] block nbd0: shutting down sockets 03:31:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 261.117749][T12044] block nbd2: Device being setup by another task 03:31:05 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab03) [ 261.168611][T12043] block nbd2: shutting down sockets [ 261.178561][T12041] block nbd3: server does not support multiple connections per device. [ 261.207051][T12037] block nbd3: shutting down sockets 03:31:06 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:06 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 261.507283][T12050] block nbd0: Device being setup by another task [ 261.519169][ T2026] block nbd1: Receive control failed (result -32) [ 261.558551][T10613] block nbd1: shutting down sockets 03:31:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 261.788090][T12060] block nbd2: shutting down sockets [ 261.820518][T12062] block nbd5: shutting down sockets [ 261.829656][T12065] block nbd2: Device being setup by another task [ 261.897139][T12067] block nbd3: Device being setup by another task 03:31:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:31:06 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 262.116067][T10198] block nbd0: Receive control failed (result -32) [ 262.142226][T12075] block nbd5: shutting down sockets [ 262.195317][T12047] block nbd0: shutting down sockets [ 262.201331][T12076] block nbd1: Device being setup by another task 03:31:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 262.272998][ T2026] block nbd4: Receive control failed (result -32) [ 262.273632][T12056] block nbd4: shutting down sockets 03:31:07 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:07 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 262.518238][T10208] block nbd3: Receive control failed (result -32) [ 262.538115][T12063] block nbd3: shutting down sockets 03:31:07 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 262.588217][T12092] block nbd4: shutting down sockets [ 262.595676][T12099] block nbd5: shutting down sockets 03:31:07 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 262.784176][T12072] block nbd1: shutting down sockets 03:31:07 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 262.959068][T12102] block nbd4: shutting down sockets [ 263.017636][T12105] block nbd3: server does not support multiple connections per device. [ 263.088289][T10305] block nbd2: Receive control failed (result -32) [ 263.088289][ T2026] block nbd2: Receive control failed (result -32) [ 263.152250][T12113] block nbd5: shutting down sockets 03:31:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:31:07 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:07 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 03:31:08 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 263.232150][T10443] block nbd3: shutting down sockets [ 263.247296][ T8456] block nbd0: Receive control failed (result -32) [ 263.247296][T10208] block nbd0: Receive control failed (result -32) [ 263.263012][T10708] block nbd2: shutting down sockets [ 263.347797][T10406] block nbd0: shutting down sockets 03:31:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 263.497913][T12119] block nbd4: shutting down sockets [ 263.542110][T12128] block nbd5: shutting down sockets 03:31:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:08 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 263.587721][T12127] block nbd3: server does not support multiple connections per device. [ 263.600134][T12122] block nbd3: shutting down sockets 03:31:08 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 263.667216][T12133] block nbd0: Device being setup by another task 03:31:08 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 263.793760][T12143] block nbd5: shutting down sockets [ 263.824851][T10208] block nbd1: Receive control failed (result -32) [ 263.824892][ T8456] block nbd1: Receive control failed (result -32) [ 263.869556][T12107] block nbd1: shutting down sockets 03:31:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 263.968679][T12147] block nbd3: server does not support multiple connections per device. [ 263.984504][T12146] block nbd3: shutting down sockets 03:31:08 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 264.157263][T12154] block nbd5: shutting down sockets [ 264.287559][ T2026] block nbd2: Receive control failed (result -32) [ 264.287559][T10305] block nbd2: Receive control failed (result -32) [ 264.289596][T12123] block nbd2: shutting down sockets [ 264.338020][T12163] block nbd3: server does not support multiple connections per device. [ 264.392779][T10306] block nbd0: Receive control failed (result -32) [ 264.422850][T10708] block nbd0: shutting down sockets [ 264.441515][T10443] block nbd3: shutting down sockets 03:31:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:31:09 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 03:31:09 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:09 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab03) [ 264.798923][T12169] block nbd5: shutting down sockets 03:31:09 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 264.877287][T12179] block nbd3: server does not support multiple connections per device. [ 264.886043][T12174] block nbd3: shutting down sockets [ 264.906233][T10208] block nbd1: Receive control failed (result -32) [ 264.906233][ T8456] block nbd1: Receive control failed (result -32) [ 264.921033][T12152] block nbd1: shutting down sockets 03:31:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 265.216077][T12194] block nbd5: shutting down sockets 03:31:10 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 265.357126][T12200] block nbd3: Device being setup by another task [ 265.370713][T12196] block nbd1: shutting down sockets 03:31:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 265.544499][T10305] block nbd0: Receive control failed (result -32) [ 265.557543][T12172] block nbd0: shutting down sockets [ 265.571076][T10198] block nbd2: Receive control failed (result -32) [ 265.571620][T12175] block nbd2: shutting down sockets 03:31:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 265.628566][T12211] block nbd5: shutting down sockets [ 265.646196][T10306] block nbd4: Receive control failed (result -32) [ 265.647740][T12182] block nbd4: shutting down sockets 03:31:10 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:10 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab03) [ 265.984705][T12224] block nbd2: shutting down sockets 03:31:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 266.020808][T10208] block nbd3: Receive control failed (result -32) [ 266.034453][T12198] block nbd3: shutting down sockets [ 266.050059][T12232] block nbd5: shutting down sockets 03:31:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:11 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 266.411024][T12238] block nbd2: shutting down sockets [ 266.557262][T10306] block nbd0: Receive control failed (result -32) [ 266.560049][T10198] block nbd1: Receive control failed (result -32) [ 266.571511][ T2026] block nbd1: Receive control failed (result -32) 03:31:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 266.742792][T10305] block nbd4: Receive control failed (result -32) [ 266.743089][T12223] block nbd4: shutting down sockets 03:31:11 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab03) [ 266.862534][T10613] block nbd1: shutting down sockets [ 266.919865][T12251] block nbd0: Device being setup by another task [ 266.930347][T12250] block nbd0: shutting down sockets [ 266.938057][T12249] block nbd5: shutting down sockets [ 266.960871][T12253] block nbd2: shutting down sockets 03:31:11 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 267.377233][T10198] block nbd3: Receive control failed (result -32) [ 267.377761][T12244] block nbd3: shutting down sockets 03:31:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 267.457805][T12268] block nbd1: Device being setup by another task [ 267.469594][T12278] block nbd2: shutting down sockets 03:31:12 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 267.540839][T12280] block nbd5: shutting down sockets [ 267.626276][T12272] block nbd1: shutting down sockets [ 267.737291][T12288] block nbd5: shutting down sockets 03:31:12 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 267.897206][T10305] block nbd4: Receive control failed (result -32) [ 267.909280][T12263] block nbd4: shutting down sockets 03:31:12 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 268.187528][T12297] block nbd5: Device being setup by another task [ 268.194665][T12297] block nbd5: shutting down sockets 03:31:13 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 268.300227][ T2026] block nbd0: Receive control failed (result -32) [ 268.300666][T12282] block nbd0: shutting down sockets [ 268.327195][T12311] block nbd4: server does not support multiple connections per device. [ 268.387612][T12305] block nbd4: shutting down sockets 03:31:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 268.467484][T12310] block nbd1: shutting down sockets 03:31:13 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 268.767362][T10305] block nbd3: Receive control failed (result -32) [ 268.767928][T12292] block nbd3: shutting down sockets [ 268.947823][T10198] block nbd2: Receive control failed (result -32) [ 268.959861][T12301] block nbd2: shutting down sockets 03:31:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 269.352288][T10306] block nbd5: Receive control failed (result -32) [ 269.352288][ T2026] block nbd5: Receive control failed (result -32) [ 269.361517][T12314] block nbd5: shutting down sockets 03:31:14 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 269.533137][T10305] block nbd0: Receive control failed (result -32) [ 269.544300][T12317] block nbd0: shutting down sockets [ 269.594683][ T8456] block nbd4: Receive control failed (result -32) [ 269.604540][T12321] block nbd4: shutting down sockets 03:31:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:14 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:14 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 269.769116][T10198] block nbd1: Receive control failed (result -32) [ 269.828103][T10407] block nbd1: shutting down sockets [ 269.997613][T10208] block nbd2: Receive control failed (result -32) [ 270.007990][T12336] block nbd2: shutting down sockets [ 270.036356][ T8458] block nbd3: Receive control failed (result -32) [ 270.036843][T12339] block nbd3: shutting down sockets 03:31:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 270.359670][ T8456] block nbd5: Receive control failed (result -32) [ 270.359670][T10305] block nbd5: Receive control failed (result -32) [ 270.404793][T10366] block nbd5: shutting down sockets 03:31:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:31:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 270.650902][T10198] block nbd4: Receive control failed (result -32) [ 270.660840][T12353] block nbd4: shutting down sockets [ 270.743749][ T2026] block nbd0: Receive control failed (result -32) [ 270.753246][T12356] block nbd0: shutting down sockets 03:31:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:15 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 270.900942][ T8458] block nbd1: Receive control failed (result -32) [ 270.910093][T12364] block nbd1: shutting down sockets 03:31:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 03:31:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 271.086651][T12390] block nbd0: shutting down sockets [ 271.196859][T12394] block nbd3: shutting down sockets 03:31:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 271.268532][ T8456] block nbd2: Receive control failed (result -32) [ 271.289558][T12369] block nbd2: shutting down sockets 03:31:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 271.375113][T10305] block nbd5: Receive control failed (result -32) [ 271.375139][T10198] block nbd5: Receive control failed (result -32) [ 271.398240][T12377] block nbd5: shutting down sockets [ 271.424096][T12399] block nbd0: shutting down sockets 03:31:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 271.616595][T12406] block nbd3: shutting down sockets [ 271.660171][T12411] block nbd0: shutting down sockets 03:31:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 271.801552][ T8458] block nbd4: Receive control failed (result -32) [ 271.802184][T12387] block nbd4: shutting down sockets [ 271.817128][T12419] block nbd3: shutting down sockets 03:31:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 271.960990][T10198] block nbd1: Receive control failed (result -32) [ 271.961007][T10305] block nbd1: Receive control failed (result -32) [ 272.008109][T12392] block nbd1: shutting down sockets 03:31:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 03:31:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 03:31:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 272.316049][T12438] block nbd1: Device being setup by another task [ 272.443309][ T8456] block nbd2: Receive control failed (result -32) [ 272.443750][T12412] block nbd2: shutting down sockets [ 272.466381][T12438] block nbd1: shutting down sockets [ 272.496228][ T2026] block nbd5: Receive control failed (result -32) [ 272.506693][T12410] block nbd5: shutting down sockets 03:31:17 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r7 = dup2(r5, r6) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r5, &(0x7f0000008100)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x6000) sendmmsg$unix(0xffffffffffffffff, &(0x7f000000a2c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000180)="45798aec3b90f62aa0de3f5d28343d2012fbd87173e58738b3bbb84e91456a325f08572488bdf458fa9ce55b2114dff19e80dc9f71cebbb5bde192787555a822bd3e3a313d22fd6ddf2ea3582d6f9bbd05474d94c2464f1cd2424836bf2ef679792362f0aa6f604af5692be114119067b8ed27b1d57f02b95bdb8b61474ca5480db986da8cf63f4f3b7eb9d3f9e436233faba49497285b54a9298166e7359d8ca5c1b6d967f2f19f7996b3633c06c1fd63838cd3199855cbc6d1bbe3a277fa772682c9e2ad1f018d684d026de3df0e07dc85e3454462c5ca1d4888c478c044a9e1598365884c44b031", 0xe9}], 0x1, &(0x7f0000000880)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x24, 0x1, 0x1, [r4, r5, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r7]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}], 0xc0, 0x84}}, {{&(0x7f0000000940)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000a80)=[{&(0x7f00000006c0)="1f370d1e2911eec4b92117440af600bd0680c1ce498f4b27b06a88fa1a85d39c1d0b5c802ec768c3cf", 0x29}, {&(0x7f00000009c0)="e818e93d70f5d56f635ea749788d91b87d0652d1a83d27a4323637f88fb00856e9c37127d84d1dda13146cbf7b402e8d4165dc4de1afd8260d2f80165f8bccee0c2d88bea1c0fb5e0f49bd563d8ca006701a8d8ff1d378457c7f78971ff7ed64ff09d050e2bd6cae61428e1f08fee29fb93a390610c6613019841b6fea54dbaf7aa8ddc90226eaac737e599b401087cbc2de9a1fd967344c48ec3e2ca20e37067365060147c83913", 0xa8}], 0x2, &(0x7f0000000f00)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}], 0x58, 0x80}}, {{&(0x7f0000000f80)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000001080)=[{&(0x7f0000001000)="1adb9d00e785f9eabe4bf73800a7a7f59355878b1e5d5a5a153a8c1314a146a2eac09ff40b3a24aa5ccafabaaffdf9d15b7bdb6fed09d73a7d96a37c831805f911ad269f1d796c1c0aa9882ee21e0d", 0x4f}], 0x1, &(0x7f0000001680)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r1, @ANYBLOB="0000000030000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r8, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="02f6ff20"], 0x90, 0xc891}}, {{0x0, 0x0, &(0x7f00000018c0)=[{&(0x7f0000001740)="8dff92de92022c572d2a7826714e67aebaee36c91e6544cf44d05768de9893a9674e12ed740d6597c64e06355eb7dff519f013f9e183cb252613e449eb3bfccb1bb845b33c9d80df0ce87799e956a33ad7111ad8951e076a002d23ef948d7180e15c5197aac2b1a192397594cb7e2a4725f883416ad14c24afb28f", 0x7b}, {&(0x7f00000017c0)="a9d441d3b8e95479893d68f153aedde5e68ab517aa2f9716e628f304e0257434", 0x20}, {&(0x7f0000001800)="156cf35c9e224a0aaefbd2bd9a8bbe18735083b9e486cd36f4eb257d63e40c022dbcbdb7ccb32adf7f5e16f1b03ea264d54c943a1555ed6b438b8adc45fa2f57f9937e782d6ded201147205743317aa6323ba45abd243dad9947ff50c4cf14098b48007a0fbca23cfa8dad2d8b0b455d142bdd3db31f9b5be752d805ee840d942659da0a8831ca067ec4e6ce0af93db853a56b39e617ecbf97", 0x99}], 0x3, &(0x7f0000001a00)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}], 0x20, 0x20004000}}, {{&(0x7f0000001a40)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000001d40)=[{&(0x7f0000001ac0)="811eea6fcacac771d071be75fbcd683e2244661df58854e7087ceb174d7abb0aa09f34aa4c2b7629372a9f21a98aa2173ad6004585b332e2e2ac7c4e1a4089f47ca507c27c5a0778bbd4b92321b3bbea6946921b141df58e12adb4fd233e24547880e4aa7f87ec328975d8847a8a9126ca374f208bb8b7dba525c8d36bc538b733f09c216211b561d13d2a646c4b3863f81acba9", 0x94}, {&(0x7f0000001b80)="c104b3783682b7141a45934a92569c050dfc282439177ae234ce112d81639a738eea067b46fe14cef2034d078de9f267aadc9a525e59b8c5eeaff49842fbd26e44b435009ea53545fcb2ca20af85234520b9be0b6cfdf71c9a08593b93de5de67facb0aa46c8bd0f401d7b8dd06679bb835db397f536cbaffe8afa38c4e17f7f21be05e9f1648ac220238a6dccf8daea600eef53cbc9578c90f18299a31c5f227187fbc08fc0600e2f4e", 0xaa}, {&(0x7f0000001c40)="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", 0xfa}], 0x3, &(0x7f0000001e40)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x2c, 0x1, 0x1, [r5, 0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r3, r6]}}], 0x50, 0x2408e001}}, {{&(0x7f0000001ec0)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000002f40)=[{&(0x7f0000001f40)="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{&(0x7f00000041c0)="d6e138caa579f3495015304f61de91555d3a3973b47a166fe7b8ff3705b05d64088ecbacce51d41c2b304efd7d709dc0f47e34e16ed0c334b60952a64a55af96ceffab2d04c13065a2ca44e7f84feb101638418d43da4de3efa73373056f797aa5bfebf2ff67a6f0a07b11d1366a03d8f1d2e402ca584e76c8dc9dc3d46b125cb9f3655226b5f5b70407a98d241ae3707a03e4a99a4de2df965bf73424c81ce9e058", 0xa2}, {&(0x7f0000004280)="76b43685756cd9fe6128f479b8c27ac404c69c45ef268ac24df693ea5f293a59529fb6ee59c0206b1c7b1bae2fa1496624d215c0122d0b1ee25493cb7963783a51010be3bfa1408fbb990ce7200a55f38d2a942e2c8f24b4e562fd48431f69a17271292f4e305327a9f1fb0012a9532ff771984d3be552e9463c2c743284c3204412906fd3", 0x85}], 0x6, &(0x7f00000064c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}], 0x38, 0x200400c8}}, {{&(0x7f0000006500)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000007bc0)=[{&(0x7f0000006580)="0ecc13b5d002f131726623eccde2e541f02b91a31842ecf1755e7b44803c57f4512a0035d864453ba96008f792f594729f49e2", 0x33}, {&(0x7f00000065c0)="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0x1000}, {&(0x7f00000075c0)="24f5d4a590d4aba0a06c124e21ad7bf7667df2dc1fb6e37c363cbef1d9656022b7ed40db96988ac9d5e47244e24f67a3e87582431f2e4db6f5aacc19d02fd020", 0x40}, {&(0x7f0000007600)="eaeab22f4f1f052f850410dcab0c14f70d6e3afd3c46eab004a569f438a959cf798ba3f9ac2b3bcb43d19cdb0cdce9cf31b38ed9e5135ba7b4bc19376472368bd1426f76b812223c7fe24b8b6246b514721f64ab6d44122959df8888390dacebeea0122eed7eeef132bd872730b24c6f557d25d584a7cf3e0fbec4337751c06af74fb8cf7f7097f6fff27eca1aa3ae85383dff55a18e1af0bf6a0d1dd7f450a8927d64e18a171ebf38cd0feab2dda02fc89f56942fe780c9deb1c060df0dc88610a95f48a2d6a5611f717ca0753b2d0f2631e9207792fc0400ee03b9729ea4792e2ae6", 0xe3}, {&(0x7f0000007700)="08bc42b96d4dd48b5d674f826e38241fea430f2ec361d05d2f094fea45fa457ba927f4257b95d88442d576e4d16034332c4846c4a2637a51eb9236f1136a275bb1ae7ea1e919b0ddcd7c1df4163451b61415572800a1e029bd2e18fceb7a067bd3584109e938dbc06c13c18c028e801cca23faa1f05658810193cf25baa64cee94bc8398019ff56bb78abe6cdf", 0x8d}, {&(0x7f00000077c0)="044c627279c9d603d106fa108c57ac1ea915358ed7820b801b010bb543573d9e974992060ecea920964dfd40d01a3ce18fa2424a2f6edf3ee3360eef364eab4a8b0ca07224fb6c898ce3f35b4b1d3e1bb40f197aa356f386dfa57ecb907e175f97222dc9486231f836a416814edeaea76c2744171034345af1b2eec8e8832119e7692dcab26d694a1831d729b30486906d60fff0884a914b4099621bff24353ad480abf3aebbb9cd59e8664b8f7201a1467a69f3409acaf744c7b1ecd48fa1631aa288e4", 0xc4}, {&(0x7f00000078c0)="9d1da912b67fe00a352858f8a790a38955ac014d4749a26fb048ed2970da09a1faa357fd73bb51ad864b4f270b7e9b636d790f010922f7ec379f9962ec8c39494e3b301562658c57658f481eff4e86a6bfd203b989ea726b07c65dd24ec53bf4420bed447a2bfb6960da162cdd9270155f34096d61eb3e5f4f0be982cbd2697c8c29d1d6211d24cd993bbeca279a54aeb8f9e1611931cfc40d59c4cddead1aa7b3f0d7f5379b10efaf569614ac936205df7d6fe215d7ef6dc8972c915135e7288503833052a9739a3fd920363db5654b0a", 0xd1}, {&(0x7f00000079c0)="2ebee2eb075a4c12c050675859d15143c163a1fbda9cf4f2289424f7e7dd7f19506c0604fea547696cacb2386e7072f298c0c91caa205d5cf532d6972f046d2b81eea3fff5793887bb086001b85ffbeb93418f1d18d83c13a505b28ee3d01a3bcfd3f085dace9213ca6ff8ed4f00af0114744a539ee61e3b4c063c1616cb58252b97b6426c7ae7711ea02eaf63edebffa503f0ee3f600767bb86a0fb6156cc794608ac173384d5b81c34eaf216f2042e2708382df30c8e81836ac8d53316e83eb54d47e8d2e69e3043f170587fbff3f2", 0xd0}, {&(0x7f0000007ac0)="ee6e238e53a560b99bc2b4fb8d388ed9ae86f8e89d227a3d839b2d7bafb33013d1fc6bd976c1c014260cbc117366a054bd264b79935a3921efd7ed6d3c1c4bfcfea01773c6b51643ed38ff501dd4407b0093fdcabd3a8ac51c2d8cf401682e1aad7125e95e79a0e10d29215e3bda1be2e304134e270f639b21af60dc97de8674346d5678280f059aac4252c117eab877c9f2998330c260bf80e7cb3766ca41d591cb543786536439ef3216b19cd5a415ae6d416e033c58d7da34bfdd0ea50ba1ec6bc4728f01c12a835b653b32484873a1362c897841c4279b9fb8543f", 0xdd}], 0x9, &(0x7f000000a200)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff, r7, r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff, r10}}}], 0xb0, 0x4001}}], 0x8, 0x4000) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r8, 0x8983, &(0x7f00000000c0)) ioctl$NBD_DO_IT(r4, 0xab03) 03:31:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 272.854743][T10305] block nbd3: Receive control failed (result -32) [ 272.881356][T12449] block nbd4: shutting down sockets [ 272.931799][T10613] block nbd3: shutting down sockets 03:31:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 273.031495][T12465] block nbd2: shutting down sockets [ 273.052076][T12462] block nbd1: shutting down sockets 03:31:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 273.256949][T12470] block nbd4: shutting down sockets 03:31:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 273.387103][T12480] block nbd1: shutting down sockets 03:31:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r4, &(0x7f0000008100)={0x2020}, 0x2020) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 273.470794][T12486] block nbd2: shutting down sockets [ 273.506958][T12482] block nbd4: shutting down sockets [ 273.556879][ T2026] block nbd0: Receive control failed (result -32) [ 273.566410][T12447] block nbd0: shutting down sockets 03:31:18 executing program 4: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab03) [ 273.603967][ T8458] block nbd5: Receive control failed (result -32) [ 273.603991][T10305] block nbd5: Receive control failed (result -32) [ 273.616341][T12456] block nbd5: shutting down sockets [ 273.639435][T12492] block nbd1: shutting down sockets 03:31:18 executing program 5: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:31:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:18 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8), 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:31:18 executing program 5: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x80}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0), 0x4) 03:31:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 274.014401][T10198] block nbd3: Receive control failed (result -32) [ 274.014947][T12474] block nbd3: shutting down sockets [ 274.127425][T12513] block nbd1: shutting down sockets 03:31:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r7 = dup2(r5, r6) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r5, &(0x7f0000008100)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x6000) sendmmsg$unix(0xffffffffffffffff, &(0x7f000000a2c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000180)="45798aec3b90f62aa0de3f5d28343d2012fbd87173e58738b3bbb84e91456a325f08572488bdf458fa9ce55b2114dff19e80dc9f71cebbb5bde192787555a822bd3e3a313d22fd6ddf2ea3582d6f9bbd05474d94c2464f1cd2424836bf2ef679792362f0aa6f604af5692be114119067b8ed27b1d57f02b95bdb8b61474ca5480db986da8cf63f4f3b7eb9d3f9e436233faba49497285b54a9298166e7359d8ca5c1b6d967f2f19f7996b3633c06c1fd63838cd3199855cbc6d1bbe3a277fa772682c9e2ad1f018d684d026de3df0e07dc85e3454462c5ca1d4888c478c044a9e1598365884c44b031", 0xe9}], 0x1, &(0x7f0000000880)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x24, 0x1, 0x1, [r4, r5, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r7]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}], 0xc0, 0x84}}, {{&(0x7f0000000940)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000a80)=[{&(0x7f00000006c0)="1f370d1e2911eec4b92117440af600bd0680c1ce498f4b27b06a88fa1a85d39c1d0b5c802ec768c3cf", 0x29}, {&(0x7f00000009c0)="e818e93d70f5d56f635ea749788d91b87d0652d1a83d27a4323637f88fb00856e9c37127d84d1dda13146cbf7b402e8d4165dc4de1afd8260d2f80165f8bccee0c2d88bea1c0fb5e0f49bd563d8ca006701a8d8ff1d378457c7f78971ff7ed64ff09d050e2bd6cae61428e1f08fee29fb93a390610c6613019841b6fea54dbaf7aa8ddc90226eaac737e599b401087cbc2de9a1fd967344c48ec3e2ca20e37067365060147c83913", 0xa8}], 0x2, &(0x7f0000000f00)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}], 0x58, 0x80}}, {{&(0x7f0000000f80)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000001080)=[{&(0x7f0000001000)="1adb9d00e785f9eabe4bf73800a7a7f59355878b1e5d5a5a153a8c1314a146a2eac09ff40b3a24aa5ccafabaaffdf9d15b7bdb6fed09d73a7d96a37c831805f911ad269f1d796c1c0aa9882ee21e0d", 0x4f}], 0x1, &(0x7f0000001680)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r1, @ANYBLOB="0000000030000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r8, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="02f6ff20"], 0x90, 0xc891}}, {{0x0, 0x0, &(0x7f00000018c0)=[{&(0x7f0000001740)="8dff92de92022c572d2a7826714e67aebaee36c91e6544cf44d05768de9893a9674e12ed740d6597c64e06355eb7dff519f013f9e183cb252613e449eb3bfccb1bb845b33c9d80df0ce87799e956a33ad7111ad8951e076a002d23ef948d7180e15c5197aac2b1a192397594cb7e2a4725f883416ad14c24afb28f", 0x7b}, {&(0x7f00000017c0)="a9d441d3b8e95479893d68f153aedde5e68ab517aa2f9716e628f304e0257434", 0x20}, {&(0x7f0000001800)="156cf35c9e224a0aaefbd2bd9a8bbe18735083b9e486cd36f4eb257d63e40c022dbcbdb7ccb32adf7f5e16f1b03ea264d54c943a1555ed6b438b8adc45fa2f57f9937e782d6ded201147205743317aa6323ba45abd243dad9947ff50c4cf14098b48007a0fbca23cfa8dad2d8b0b455d142bdd3db31f9b5be752d805ee840d942659da0a8831ca067ec4e6ce0af93db853a56b39e617ecbf97", 0x99}], 0x3, &(0x7f0000001a00)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}], 0x20, 0x20004000}}, {{&(0x7f0000001a40)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000001d40)=[{&(0x7f0000001ac0)="811eea6fcacac771d071be75fbcd683e2244661df58854e7087ceb174d7abb0aa09f34aa4c2b7629372a9f21a98aa2173ad6004585b332e2e2ac7c4e1a4089f47ca507c27c5a0778bbd4b92321b3bbea6946921b141df58e12adb4fd233e24547880e4aa7f87ec328975d8847a8a9126ca374f208bb8b7dba525c8d36bc538b733f09c216211b561d13d2a646c4b3863f81acba9", 0x94}, {&(0x7f0000001b80)="c104b3783682b7141a45934a92569c050dfc282439177ae234ce112d81639a738eea067b46fe14cef2034d078de9f267aadc9a525e59b8c5eeaff49842fbd26e44b435009ea53545fcb2ca20af85234520b9be0b6cfdf71c9a08593b93de5de67facb0aa46c8bd0f401d7b8dd06679bb835db397f536cbaffe8afa38c4e17f7f21be05e9f1648ac220238a6dccf8daea600eef53cbc9578c90f18299a31c5f227187fbc08fc0600e2f4e", 0xaa}, 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0x1000}, {&(0x7f0000004000)="f678582ac9d3c99ab558bec3888bf9bc233352bfd174088a1bd4095f8853212ac205dcc2f17275297c72553a0ec15e3bc81b6552f7a504ebd02199e55d9b1ed4498aad8f977900ecd97af7336d961941a12e50c4836f84061bfded531c4a32", 0x5f}, {&(0x7f0000004080)="3acdcef4c239bc686db803b7617fca671727ad75ca8aa9f979115e8809c1940d22ae87204c39c2bbcdecafa27b018030dad275a48a4ee32a6c6a51bde9e2a7f6e50420a0241698e86deac615d4662ed1e2c42690123068ed136ded67f922a74fdfb88f300b5c06f2c7c2591147ba24a113a15dbcb1ad055587107248fb0aff6fba63038aae837a4579518974b872c480825e0afff982115b7b6d70ec665bf78fb30226c0fb643997d7e11b9a58ff904cc2d93f916b993ddb71ef82c58e91d611cbea0f03435d882c587988264c0c5c0280bd110f588b1e1ab54cdc23cefff8905b5797265d498596f08bfa196dffe12638", 0xf1}, {&(0x7f0000004180)="ebe8d1f71181ee64e622a1ce592026a27450aa85d9a927185c64c5b080b7ba24b4e0d16f", 0x24}, {&(0x7f00000041c0)="d6e138caa579f3495015304f61de91555d3a3973b47a166fe7b8ff3705b05d64088ecbacce51d41c2b304efd7d709dc0f47e34e16ed0c334b60952a64a55af96ceffab2d04c13065a2ca44e7f84feb101638418d43da4de3efa73373056f797aa5bfebf2ff67a6f0a07b11d1366a03d8f1d2e402ca584e76c8dc9dc3d46b125cb9f3655226b5f5b70407a98d241ae3707a03e4a99a4de2df965bf73424c81ce9e058", 0xa2}, {&(0x7f0000004280)="76b43685756cd9fe6128f479b8c27ac404c69c45ef268ac24df693ea5f293a59529fb6ee59c0206b1c7b1bae2fa1496624d215c0122d0b1ee25493cb7963783a51010be3bfa1408fbb990ce7200a55f38d2a942e2c8f24b4e562fd48431f69a17271292f4e305327a9f1fb0012a9532ff771984d3be552e9463c2c743284c3204412906fd3", 0x85}], 0x6, &(0x7f00000064c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}], 0x38, 0x200400c8}}, {{&(0x7f0000006500)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000007bc0)=[{&(0x7f0000006580)="0ecc13b5d002f131726623eccde2e541f02b91a31842ecf1755e7b44803c57f4512a0035d864453ba96008f792f594729f49e2", 0x33}, {&(0x7f00000065c0)="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0x1000}, {&(0x7f00000075c0)="24f5d4a590d4aba0a06c124e21ad7bf7667df2dc1fb6e37c363cbef1d9656022b7ed40db96988ac9d5e47244e24f67a3e87582431f2e4db6f5aacc19d02fd020", 0x40}, {&(0x7f0000007600)="eaeab22f4f1f052f850410dcab0c14f70d6e3afd3c46eab004a569f438a959cf798ba3f9ac2b3bcb43d19cdb0cdce9cf31b38ed9e5135ba7b4bc19376472368bd1426f76b812223c7fe24b8b6246b514721f64ab6d44122959df8888390dacebeea0122eed7eeef132bd872730b24c6f557d25d584a7cf3e0fbec4337751c06af74fb8cf7f7097f6fff27eca1aa3ae85383dff55a18e1af0bf6a0d1dd7f450a8927d64e18a171ebf38cd0feab2dda02fc89f56942fe780c9deb1c060df0dc88610a95f48a2d6a5611f717ca0753b2d0f2631e9207792fc0400ee03b9729ea4792e2ae6", 0xe3}, {&(0x7f0000007700)="08bc42b96d4dd48b5d674f826e38241fea430f2ec361d05d2f094fea45fa457ba927f4257b95d88442d576e4d16034332c4846c4a2637a51eb9236f1136a275bb1ae7ea1e919b0ddcd7c1df4163451b61415572800a1e029bd2e18fceb7a067bd3584109e938dbc06c13c18c028e801cca23faa1f05658810193cf25baa64cee94bc8398019ff56bb78abe6cdf", 0x8d}, {&(0x7f00000077c0)="044c627279c9d603d106fa108c57ac1ea915358ed7820b801b010bb543573d9e974992060ecea920964dfd40d01a3ce18fa2424a2f6edf3ee3360eef364eab4a8b0ca07224fb6c898ce3f35b4b1d3e1bb40f197aa356f386dfa57ecb907e175f97222dc9486231f836a416814edeaea76c2744171034345af1b2eec8e8832119e7692dcab26d694a1831d729b30486906d60fff0884a914b4099621bff24353ad480abf3aebbb9cd59e8664b8f7201a1467a69f3409acaf744c7b1ecd48fa1631aa288e4", 0xc4}, {&(0x7f00000078c0)="9d1da912b67fe00a352858f8a790a38955ac014d4749a26fb048ed2970da09a1faa357fd73bb51ad864b4f270b7e9b636d790f010922f7ec379f9962ec8c39494e3b301562658c57658f481eff4e86a6bfd203b989ea726b07c65dd24ec53bf4420bed447a2bfb6960da162cdd9270155f34096d61eb3e5f4f0be982cbd2697c8c29d1d6211d24cd993bbeca279a54aeb8f9e1611931cfc40d59c4cddead1aa7b3f0d7f5379b10efaf569614ac936205df7d6fe215d7ef6dc8972c915135e7288503833052a9739a3fd920363db5654b0a", 0xd1}, {&(0x7f00000079c0)="2ebee2eb075a4c12c050675859d15143c163a1fbda9cf4f2289424f7e7dd7f19506c0604fea547696cacb2386e7072f298c0c91caa205d5cf532d6972f046d2b81eea3fff5793887bb086001b85ffbeb93418f1d18d83c13a505b28ee3d01a3bcfd3f085dace9213ca6ff8ed4f00af0114744a539ee61e3b4c063c1616cb58252b97b6426c7ae7711ea02eaf63edebffa503f0ee3f600767bb86a0fb6156cc794608ac173384d5b81c34eaf216f2042e2708382df30c8e81836ac8d53316e83eb54d47e8d2e69e3043f170587fbff3f2", 0xd0}, {&(0x7f0000007ac0)="ee6e238e53a560b99bc2b4fb8d388ed9ae86f8e89d227a3d839b2d7bafb33013d1fc6bd976c1c014260cbc117366a054bd264b79935a3921efd7ed6d3c1c4bfcfea01773c6b51643ed38ff501dd4407b0093fdcabd3a8ac51c2d8cf401682e1aad7125e95e79a0e10d29215e3bda1be2e304134e270f639b21af60dc97de8674346d5678280f059aac4252c117eab877c9f2998330c260bf80e7cb3766ca41d591cb543786536439ef3216b19cd5a415ae6d416e033c58d7da34bfdd0ea50ba1ec6bc4728f01c12a835b653b32484873a1362c897841c4279b9fb8543f", 0xdd}], 0x9, &(0x7f000000a200)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff, r7, r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff, r10}}}], 0xb0, 0x4001}}], 0x8, 0x4000) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r8, 0x8983, &(0x7f00000000c0)) read$FUSE(r7, 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) 03:31:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r4, &(0x7f0000008100)={0x2020}, 0x2020) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 274.390723][T12533] block nbd1: shutting down sockets 03:31:19 executing program 1 (fault-call:7 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 274.564462][ T2026] block nbd4: Receive control failed (result -32) [ 274.573534][T12494] block nbd4: shutting down sockets 03:31:19 executing program 4: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab03) [ 274.648095][T12537] FAULT_INJECTION: forcing a failure. [ 274.648095][T12537] name failslab, interval 1, probability 0, space 0, times 1 [ 274.700993][T12537] CPU: 0 PID: 12537 Comm: syz-executor.1 Not tainted 5.14.0-rc4-syzkaller #0 [ 274.710111][T12537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.720278][T12537] Call Trace: [ 274.723573][T12537] dump_stack_lvl+0xcd/0x134 [ 274.728312][T12537] should_fail.cold+0x5/0xa [ 274.732880][T12537] ? tomoyo_realpath_from_path+0xc3/0x620 [ 274.738821][T12537] should_failslab+0x5/0x10 [ 274.743540][T12537] __kmalloc+0x7e/0x4d0 [ 274.747549][T12539] block nbd1: shutting down sockets [ 274.747789][T12537] tomoyo_realpath_from_path+0xc3/0x620 [ 274.754671][T12505] block nbd0: shutting down sockets [ 274.759104][T12537] ? tomoyo_profile+0x42/0x50 [ 274.759144][T12537] tomoyo_path_number_perm+0x1d5/0x590 [ 274.759174][T12537] ? tomoyo_path_number_perm+0x18d/0x590 [ 274.759203][T12537] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 274.759232][T12537] ? lock_downgrade+0x6e0/0x6e0 [ 274.759327][T12537] ? __fget_files+0x23d/0x3e0 [ 274.759403][T12537] security_file_ioctl+0x50/0xb0 [ 274.759463][T12537] __x64_sys_ioctl+0xb3/0x200 [ 274.759490][T12537] do_syscall_64+0x35/0xb0 [ 274.759529][T12537] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 274.759611][T12537] RIP: 0033:0x4665e9 [ 274.759630][T12537] 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 bc ff ff ff f7 d8 64 89 01 48 [ 274.759654][T12537] RSP: 002b:00007f9178ac0188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 274.849438][T12537] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 274.857695][T12537] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 274.865805][T12537] RBP: 00007f9178ac01d0 R08: 0000000000000000 R09: 0000000000000000 [ 274.873807][T12537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 274.882059][T12537] R13: 00007ffd01f7707f R14: 00007f9178ac0300 R15: 0000000000022000 03:31:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 274.985770][T12537] ERROR: Out of memory at tomoyo_realpath_from_path. [ 275.021424][T10306] block nbd2: Receive control failed (result -32) [ 275.030761][T10208] block nbd2: Receive control failed (result -32) [ 275.039163][T12517] block nbd2: shutting down sockets [ 275.066996][T10198] block nbd3: Receive control failed (result -32) [ 275.067378][T12520] block nbd3: shutting down sockets 03:31:19 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r7 = dup2(r5, r6) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r5, &(0x7f0000008100)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x6000) sendmmsg$unix(0xffffffffffffffff, &(0x7f000000a2c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000180)="45798aec3b90f62aa0de3f5d28343d2012fbd87173e58738b3bbb84e91456a325f08572488bdf458fa9ce55b2114dff19e80dc9f71cebbb5bde192787555a822bd3e3a313d22fd6ddf2ea3582d6f9bbd05474d94c2464f1cd2424836bf2ef679792362f0aa6f604af5692be114119067b8ed27b1d57f02b95bdb8b61474ca5480db986da8cf63f4f3b7eb9d3f9e436233faba49497285b54a9298166e7359d8ca5c1b6d967f2f19f7996b3633c06c1fd63838cd3199855cbc6d1bbe3a277fa772682c9e2ad1f018d684d026de3df0e07dc85e3454462c5ca1d4888c478c044a9e1598365884c44b031", 0xe9}], 0x1, &(0x7f0000000880)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x24, 0x1, 0x1, [r4, r5, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r7]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}], 0xc0, 0x84}}, {{&(0x7f0000000940)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000a80)=[{&(0x7f00000006c0)="1f370d1e2911eec4b92117440af600bd0680c1ce498f4b27b06a88fa1a85d39c1d0b5c802ec768c3cf", 0x29}, {&(0x7f00000009c0)="e818e93d70f5d56f635ea749788d91b87d0652d1a83d27a4323637f88fb00856e9c37127d84d1dda13146cbf7b402e8d4165dc4de1afd8260d2f80165f8bccee0c2d88bea1c0fb5e0f49bd563d8ca006701a8d8ff1d378457c7f78971ff7ed64ff09d050e2bd6cae61428e1f08fee29fb93a390610c6613019841b6fea54dbaf7aa8ddc90226eaac737e599b401087cbc2de9a1fd967344c48ec3e2ca20e37067365060147c83913", 0xa8}], 0x2, &(0x7f0000000f00)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}], 0x58, 0x80}}, {{&(0x7f0000000f80)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000001080)=[{&(0x7f0000001000)="1adb9d00e785f9eabe4bf73800a7a7f59355878b1e5d5a5a153a8c1314a146a2eac09ff40b3a24aa5ccafabaaffdf9d15b7bdb6fed09d73a7d96a37c831805f911ad269f1d796c1c0aa9882ee21e0d", 0x4f}], 0x1, &(0x7f0000001680)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r1, @ANYBLOB="0000000030000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r8, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="02f6ff20"], 0x90, 0xc891}}, {{0x0, 0x0, &(0x7f00000018c0)=[{&(0x7f0000001740)="8dff92de92022c572d2a7826714e67aebaee36c91e6544cf44d05768de9893a9674e12ed740d6597c64e06355eb7dff519f013f9e183cb252613e449eb3bfccb1bb845b33c9d80df0ce87799e956a33ad7111ad8951e076a002d23ef948d7180e15c5197aac2b1a192397594cb7e2a4725f883416ad14c24afb28f", 0x7b}, {&(0x7f00000017c0)="a9d441d3b8e95479893d68f153aedde5e68ab517aa2f9716e628f304e0257434", 0x20}, {&(0x7f0000001800)="156cf35c9e224a0aaefbd2bd9a8bbe18735083b9e486cd36f4eb257d63e40c022dbcbdb7ccb32adf7f5e16f1b03ea264d54c943a1555ed6b438b8adc45fa2f57f9937e782d6ded201147205743317aa6323ba45abd243dad9947ff50c4cf14098b48007a0fbca23cfa8dad2d8b0b455d142bdd3db31f9b5be752d805ee840d942659da0a8831ca067ec4e6ce0af93db853a56b39e617ecbf97", 0x99}], 0x3, &(0x7f0000001a00)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}], 0x20, 0x20004000}}, {{&(0x7f0000001a40)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000001d40)=[{&(0x7f0000001ac0)="811eea6fcacac771d071be75fbcd683e2244661df58854e7087ceb174d7abb0aa09f34aa4c2b7629372a9f21a98aa2173ad6004585b332e2e2ac7c4e1a4089f47ca507c27c5a0778bbd4b92321b3bbea6946921b141df58e12adb4fd233e24547880e4aa7f87ec328975d8847a8a9126ca374f208bb8b7dba525c8d36bc538b733f09c216211b561d13d2a646c4b3863f81acba9", 0x94}, {&(0x7f0000001b80)="c104b3783682b7141a45934a92569c050dfc282439177ae234ce112d81639a738eea067b46fe14cef2034d078de9f267aadc9a525e59b8c5eeaff49842fbd26e44b435009ea53545fcb2ca20af85234520b9be0b6cfdf71c9a08593b93de5de67facb0aa46c8bd0f401d7b8dd06679bb835db397f536cbaffe8afa38c4e17f7f21be05e9f1648ac220238a6dccf8daea600eef53cbc9578c90f18299a31c5f227187fbc08fc0600e2f4e", 0xaa}, {&(0x7f0000001c40)="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", 0xfa}], 0x3, &(0x7f0000001e40)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x2c, 0x1, 0x1, [r5, 0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r3, r6]}}], 0x50, 0x2408e001}}, {{&(0x7f0000001ec0)=@abs={0x0, 0x0, 0x4e22}, 0x6e, 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{&(0x7f00000041c0)="d6e138caa579f3495015304f61de91555d3a3973b47a166fe7b8ff3705b05d64088ecbacce51d41c2b304efd7d709dc0f47e34e16ed0c334b60952a64a55af96ceffab2d04c13065a2ca44e7f84feb101638418d43da4de3efa73373056f797aa5bfebf2ff67a6f0a07b11d1366a03d8f1d2e402ca584e76c8dc9dc3d46b125cb9f3655226b5f5b70407a98d241ae3707a03e4a99a4de2df965bf73424c81ce9e058", 0xa2}, {&(0x7f0000004280)="76b43685756cd9fe6128f479b8c27ac404c69c45ef268ac24df693ea5f293a59529fb6ee59c0206b1c7b1bae2fa1496624d215c0122d0b1ee25493cb7963783a51010be3bfa1408fbb990ce7200a55f38d2a942e2c8f24b4e562fd48431f69a17271292f4e305327a9f1fb0012a9532ff771984d3be552e9463c2c743284c3204412906fd3", 0x85}], 0x6, &(0x7f00000064c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}], 0x38, 0x200400c8}}, {{&(0x7f0000006500)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000007bc0)=[{&(0x7f0000006580)="0ecc13b5d002f131726623eccde2e541f02b91a31842ecf1755e7b44803c57f4512a0035d864453ba96008f792f594729f49e2", 0x33}, {&(0x7f00000065c0)="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0x1000}, {&(0x7f00000075c0)="24f5d4a590d4aba0a06c124e21ad7bf7667df2dc1fb6e37c363cbef1d9656022b7ed40db96988ac9d5e47244e24f67a3e87582431f2e4db6f5aacc19d02fd020", 0x40}, {&(0x7f0000007600)="eaeab22f4f1f052f850410dcab0c14f70d6e3afd3c46eab004a569f438a959cf798ba3f9ac2b3bcb43d19cdb0cdce9cf31b38ed9e5135ba7b4bc19376472368bd1426f76b812223c7fe24b8b6246b514721f64ab6d44122959df8888390dacebeea0122eed7eeef132bd872730b24c6f557d25d584a7cf3e0fbec4337751c06af74fb8cf7f7097f6fff27eca1aa3ae85383dff55a18e1af0bf6a0d1dd7f450a8927d64e18a171ebf38cd0feab2dda02fc89f56942fe780c9deb1c060df0dc88610a95f48a2d6a5611f717ca0753b2d0f2631e9207792fc0400ee03b9729ea4792e2ae6", 0xe3}, {&(0x7f0000007700)="08bc42b96d4dd48b5d674f826e38241fea430f2ec361d05d2f094fea45fa457ba927f4257b95d88442d576e4d16034332c4846c4a2637a51eb9236f1136a275bb1ae7ea1e919b0ddcd7c1df4163451b61415572800a1e029bd2e18fceb7a067bd3584109e938dbc06c13c18c028e801cca23faa1f05658810193cf25baa64cee94bc8398019ff56bb78abe6cdf", 0x8d}, {&(0x7f00000077c0)="044c627279c9d603d106fa108c57ac1ea915358ed7820b801b010bb543573d9e974992060ecea920964dfd40d01a3ce18fa2424a2f6edf3ee3360eef364eab4a8b0ca07224fb6c898ce3f35b4b1d3e1bb40f197aa356f386dfa57ecb907e175f97222dc9486231f836a416814edeaea76c2744171034345af1b2eec8e8832119e7692dcab26d694a1831d729b30486906d60fff0884a914b4099621bff24353ad480abf3aebbb9cd59e8664b8f7201a1467a69f3409acaf744c7b1ecd48fa1631aa288e4", 0xc4}, {&(0x7f00000078c0)="9d1da912b67fe00a352858f8a790a38955ac014d4749a26fb048ed2970da09a1faa357fd73bb51ad864b4f270b7e9b636d790f010922f7ec379f9962ec8c39494e3b301562658c57658f481eff4e86a6bfd203b989ea726b07c65dd24ec53bf4420bed447a2bfb6960da162cdd9270155f34096d61eb3e5f4f0be982cbd2697c8c29d1d6211d24cd993bbeca279a54aeb8f9e1611931cfc40d59c4cddead1aa7b3f0d7f5379b10efaf569614ac936205df7d6fe215d7ef6dc8972c915135e7288503833052a9739a3fd920363db5654b0a", 0xd1}, {&(0x7f00000079c0)="2ebee2eb075a4c12c050675859d15143c163a1fbda9cf4f2289424f7e7dd7f19506c0604fea547696cacb2386e7072f298c0c91caa205d5cf532d6972f046d2b81eea3fff5793887bb086001b85ffbeb93418f1d18d83c13a505b28ee3d01a3bcfd3f085dace9213ca6ff8ed4f00af0114744a539ee61e3b4c063c1616cb58252b97b6426c7ae7711ea02eaf63edebffa503f0ee3f600767bb86a0fb6156cc794608ac173384d5b81c34eaf216f2042e2708382df30c8e81836ac8d53316e83eb54d47e8d2e69e3043f170587fbff3f2", 0xd0}, {&(0x7f0000007ac0)="ee6e238e53a560b99bc2b4fb8d388ed9ae86f8e89d227a3d839b2d7bafb33013d1fc6bd976c1c014260cbc117366a054bd264b79935a3921efd7ed6d3c1c4bfcfea01773c6b51643ed38ff501dd4407b0093fdcabd3a8ac51c2d8cf401682e1aad7125e95e79a0e10d29215e3bda1be2e304134e270f639b21af60dc97de8674346d5678280f059aac4252c117eab877c9f2998330c260bf80e7cb3766ca41d591cb543786536439ef3216b19cd5a415ae6d416e033c58d7da34bfdd0ea50ba1ec6bc4728f01c12a835b653b32484873a1362c897841c4279b9fb8543f", 0xdd}], 0x9, &(0x7f000000a200)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff, r7, r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff, r10}}}], 0xb0, 0x4001}}], 0x8, 0x4000) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r8, 0x8983, &(0x7f00000000c0)) read$FUSE(r7, 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) [ 275.080492][T10305] block nbd5: Receive control failed (result -32) [ 275.080532][ T8458] block nbd5: Receive control failed (result -32) [ 275.082518][T12518] block nbd5: shutting down sockets 03:31:19 executing program 1 (fault-call:7 fault-nth:1): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:20 executing program 2 (fault-call:7 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:20 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 275.407553][T12558] FAULT_INJECTION: forcing a failure. [ 275.407553][T12558] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 275.420806][T12558] CPU: 0 PID: 12558 Comm: syz-executor.1 Not tainted 5.14.0-rc4-syzkaller #0 [ 275.429595][T12558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.439678][T12558] Call Trace: [ 275.443002][T12558] dump_stack_lvl+0xcd/0x134 [ 275.447793][T12558] should_fail.cold+0x5/0xa [ 275.452507][T12558] prepare_alloc_pages+0x17b/0x580 [ 275.457711][T12558] __alloc_pages+0x12f/0x500 [ 275.462364][T12558] ? __alloc_pages_slowpath.constprop.0+0x21b0/0x21b0 [ 275.469256][T12558] ? find_held_lock+0x2d/0x110 [ 275.474145][T12558] cache_grow_begin+0x75/0x460 [ 275.479114][T12558] ? cache_alloc_pfmemalloc+0x1e/0x140 [ 275.484677][T12558] cache_alloc_refill+0x27f/0x380 [ 275.489735][T12558] ? tomoyo_realpath_from_path+0xc3/0x620 [ 275.495523][T12558] __kmalloc+0x3d5/0x4d0 [ 275.499799][T12558] tomoyo_realpath_from_path+0xc3/0x620 [ 275.505393][T12558] ? tomoyo_profile+0x42/0x50 [ 275.509786][T12566] FAULT_INJECTION: forcing a failure. [ 275.509786][T12566] name failslab, interval 1, probability 0, space 0, times 0 [ 275.510094][T12558] tomoyo_path_number_perm+0x1d5/0x590 [ 275.510131][T12558] ? tomoyo_path_number_perm+0x18d/0x590 [ 275.533786][T12558] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 275.539920][T12558] ? lock_downgrade+0x6e0/0x6e0 [ 275.544797][T12558] ? __fget_files+0x23d/0x3e0 [ 275.549586][T12558] security_file_ioctl+0x50/0xb0 [ 275.554549][T12558] __x64_sys_ioctl+0xb3/0x200 [ 275.559352][T12558] do_syscall_64+0x35/0xb0 [ 275.564061][T12558] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 275.566820][T12542] block nbd4: shutting down sockets [ 275.570151][T12558] RIP: 0033:0x4665e9 [ 275.570173][T12558] 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 bc ff ff ff f7 d8 64 89 01 48 [ 275.599033][T12558] RSP: 002b:00007f9178ac0188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 275.607515][T12558] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 275.615534][T12558] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 275.623698][T12558] RBP: 00007f9178ac01d0 R08: 0000000000000000 R09: 0000000000000000 [ 275.632572][T12558] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 275.640566][T12558] R13: 00007ffd01f7707f R14: 00007f9178ac0300 R15: 0000000000022000 [ 275.650778][T12566] CPU: 1 PID: 12566 Comm: syz-executor.2 Not tainted 5.14.0-rc4-syzkaller #0 [ 275.659839][T12566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.669916][T12566] Call Trace: [ 275.675122][T12566] dump_stack_lvl+0xcd/0x134 [ 275.680015][T12566] should_fail.cold+0x5/0xa [ 275.684553][T12566] ? tomoyo_realpath_from_path+0xc3/0x620 [ 275.690307][T12566] should_failslab+0x5/0x10 [ 275.694944][T12566] __kmalloc+0x7e/0x4d0 [ 275.699129][T12566] tomoyo_realpath_from_path+0xc3/0x620 [ 275.704821][T12566] ? tomoyo_profile+0x42/0x50 [ 275.709515][T12566] tomoyo_path_number_perm+0x1d5/0x590 [ 275.715070][T12566] ? tomoyo_path_number_perm+0x18d/0x590 [ 275.720729][T12566] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 275.726558][T12566] ? lock_downgrade+0x6e0/0x6e0 [ 275.731412][T12566] ? __fget_files+0x23d/0x3e0 [ 275.736094][T12566] security_file_ioctl+0x50/0xb0 [ 275.741043][T12566] __x64_sys_ioctl+0xb3/0x200 [ 275.745742][T12566] do_syscall_64+0x35/0xb0 [ 275.750286][T12566] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 275.756185][T12566] RIP: 0033:0x4665e9 [ 275.760096][T12566] 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 bc ff ff ff f7 d8 64 89 01 48 [ 275.779997][T12566] RSP: 002b:00007f01ee835188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 275.788421][T12566] RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 00000000004665e9 [ 275.796592][T12566] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 275.804579][T12566] RBP: 00007f01ee8351d0 R08: 0000000000000000 R09: 0000000000000000 [ 275.812547][T12566] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 275.820598][T12566] R13: 00007ffd23383cdf R14: 00007f01ee835300 R15: 0000000000022000 [ 275.852712][T10306] block nbd0: Receive control failed (result -32) [ 275.865704][T12564] block nbd2: Device being setup by another task [ 275.872438][T12567] block nbd2: shutting down sockets [ 275.895691][T12566] ERROR: Out of memory at tomoyo_realpath_from_path. [ 275.900891][T11925] block nbd0: shutting down sockets [ 275.912760][T12572] block nbd1: shutting down sockets 03:31:20 executing program 1 (fault-call:7 fault-nth:2): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:20 executing program 2 (fault-call:7 fault-nth:1): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:20 executing program 4: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab03) [ 276.146553][ T8456] block nbd5: Receive control failed (result -32) [ 276.157306][T10306] block nbd5: Receive control failed (result -32) [ 276.164709][T12559] block nbd5: shutting down sockets 03:31:20 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 276.231885][ T8458] block nbd3: Receive control failed (result -32) [ 276.241897][T12561] block nbd3: shutting down sockets [ 276.347382][T12586] FAULT_INJECTION: forcing a failure. [ 276.347382][T12586] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 276.360629][T12586] CPU: 1 PID: 12586 Comm: syz-executor.2 Not tainted 5.14.0-rc4-syzkaller #0 [ 276.369515][T12586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.379789][T12586] Call Trace: [ 276.383079][T12586] dump_stack_lvl+0xcd/0x134 [ 276.387703][T12586] should_fail.cold+0x5/0xa [ 276.392241][T12586] prepare_alloc_pages+0x17b/0x580 [ 276.397660][T12586] __alloc_pages+0x12f/0x500 [ 276.402317][T12586] ? __alloc_pages_slowpath.constprop.0+0x21b0/0x21b0 [ 276.409331][T12586] ? find_held_lock+0x2d/0x110 [ 276.414131][T12586] cache_grow_begin+0x75/0x460 [ 276.419009][T12586] ? cache_alloc_pfmemalloc+0x1e/0x140 [ 276.424510][T12586] cache_alloc_refill+0x27f/0x380 [ 276.429580][T12586] ? tomoyo_realpath_from_path+0xc3/0x620 [ 276.435491][T12586] __kmalloc+0x3d5/0x4d0 [ 276.439742][T12586] tomoyo_realpath_from_path+0xc3/0x620 [ 276.445728][T12586] ? tomoyo_profile+0x42/0x50 [ 276.450493][T12586] tomoyo_path_number_perm+0x1d5/0x590 [ 276.456145][T12586] ? tomoyo_path_number_perm+0x18d/0x590 [ 276.461879][T12586] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 276.467714][T12586] ? lock_downgrade+0x6e0/0x6e0 [ 276.472575][T12586] ? __fget_files+0x23d/0x3e0 [ 276.477263][T12586] security_file_ioctl+0x50/0xb0 [ 276.482206][T12586] __x64_sys_ioctl+0xb3/0x200 [ 276.486886][T12586] do_syscall_64+0x35/0xb0 [ 276.491312][T12586] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 276.497243][T12586] RIP: 0033:0x4665e9 [ 276.501327][T12586] 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 bc ff ff ff f7 d8 64 89 01 48 [ 276.521022][T12586] RSP: 002b:00007f01ee877188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 276.529521][T12586] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 276.537490][T12586] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 03:31:21 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r7 = dup2(r5, r6) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r5, &(0x7f0000008100)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x6000) sendmmsg$unix(0xffffffffffffffff, &(0x7f000000a2c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000180)="45798aec3b90f62aa0de3f5d28343d2012fbd87173e58738b3bbb84e91456a325f08572488bdf458fa9ce55b2114dff19e80dc9f71cebbb5bde192787555a822bd3e3a313d22fd6ddf2ea3582d6f9bbd05474d94c2464f1cd2424836bf2ef679792362f0aa6f604af5692be114119067b8ed27b1d57f02b95bdb8b61474ca5480db986da8cf63f4f3b7eb9d3f9e436233faba49497285b54a9298166e7359d8ca5c1b6d967f2f19f7996b3633c06c1fd63838cd3199855cbc6d1bbe3a277fa772682c9e2ad1f018d684d026de3df0e07dc85e3454462c5ca1d4888c478c044a9e1598365884c44b031", 0xe9}], 0x1, &(0x7f0000000880)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x24, 0x1, 0x1, [r4, r5, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r7]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}], 0xc0, 0x84}}, {{&(0x7f0000000940)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000a80)=[{&(0x7f00000006c0)="1f370d1e2911eec4b92117440af600bd0680c1ce498f4b27b06a88fa1a85d39c1d0b5c802ec768c3cf", 0x29}, {&(0x7f00000009c0)="e818e93d70f5d56f635ea749788d91b87d0652d1a83d27a4323637f88fb00856e9c37127d84d1dda13146cbf7b402e8d4165dc4de1afd8260d2f80165f8bccee0c2d88bea1c0fb5e0f49bd563d8ca006701a8d8ff1d378457c7f78971ff7ed64ff09d050e2bd6cae61428e1f08fee29fb93a390610c6613019841b6fea54dbaf7aa8ddc90226eaac737e599b401087cbc2de9a1fd967344c48ec3e2ca20e37067365060147c83913", 0xa8}], 0x2, &(0x7f0000000f00)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}], 0x58, 0x80}}, {{&(0x7f0000000f80)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000001080)=[{&(0x7f0000001000)="1adb9d00e785f9eabe4bf73800a7a7f59355878b1e5d5a5a153a8c1314a146a2eac09ff40b3a24aa5ccafabaaffdf9d15b7bdb6fed09d73a7d96a37c831805f911ad269f1d796c1c0aa9882ee21e0d", 0x4f}], 0x1, &(0x7f0000001680)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r1, @ANYBLOB="0000000030000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r8, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="02f6ff20"], 0x90, 0xc891}}, {{0x0, 0x0, &(0x7f00000018c0)=[{&(0x7f0000001740)="8dff92de92022c572d2a7826714e67aebaee36c91e6544cf44d05768de9893a9674e12ed740d6597c64e06355eb7dff519f013f9e183cb252613e449eb3bfccb1bb845b33c9d80df0ce87799e956a33ad7111ad8951e076a002d23ef948d7180e15c5197aac2b1a192397594cb7e2a4725f883416ad14c24afb28f", 0x7b}, {&(0x7f00000017c0)="a9d441d3b8e95479893d68f153aedde5e68ab517aa2f9716e628f304e0257434", 0x20}, {&(0x7f0000001800)="156cf35c9e224a0aaefbd2bd9a8bbe18735083b9e486cd36f4eb257d63e40c022dbcbdb7ccb32adf7f5e16f1b03ea264d54c943a1555ed6b438b8adc45fa2f57f9937e782d6ded201147205743317aa6323ba45abd243dad9947ff50c4cf14098b48007a0fbca23cfa8dad2d8b0b455d142bdd3db31f9b5be752d805ee840d942659da0a8831ca067ec4e6ce0af93db853a56b39e617ecbf97", 0x99}], 0x3, &(0x7f0000001a00)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}], 0x20, 0x20004000}}, {{&(0x7f0000001a40)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000001d40)=[{&(0x7f0000001ac0)="811eea6fcacac771d071be75fbcd683e2244661df58854e7087ceb174d7abb0aa09f34aa4c2b7629372a9f21a98aa2173ad6004585b332e2e2ac7c4e1a4089f47ca507c27c5a0778bbd4b92321b3bbea6946921b141df58e12adb4fd233e24547880e4aa7f87ec328975d8847a8a9126ca374f208bb8b7dba525c8d36bc538b733f09c216211b561d13d2a646c4b3863f81acba9", 0x94}, {&(0x7f0000001b80)="c104b3783682b7141a45934a92569c050dfc282439177ae234ce112d81639a738eea067b46fe14cef2034d078de9f267aadc9a525e59b8c5eeaff49842fbd26e44b435009ea53545fcb2ca20af85234520b9be0b6cfdf71c9a08593b93de5de67facb0aa46c8bd0f401d7b8dd06679bb835db397f536cbaffe8afa38c4e17f7f21be05e9f1648ac220238a6dccf8daea600eef53cbc9578c90f18299a31c5f227187fbc08fc0600e2f4e", 0xaa}, {&(0x7f0000001c40)="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", 0xfa}], 0x3, &(0x7f0000001e40)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x2c, 0x1, 0x1, [r5, 0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r3, r6]}}], 0x50, 0x2408e001}}, {{&(0x7f0000001ec0)=@abs={0x0, 0x0, 0x4e22}, 0x6e, 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{&(0x7f00000041c0)="d6e138caa579f3495015304f61de91555d3a3973b47a166fe7b8ff3705b05d64088ecbacce51d41c2b304efd7d709dc0f47e34e16ed0c334b60952a64a55af96ceffab2d04c13065a2ca44e7f84feb101638418d43da4de3efa73373056f797aa5bfebf2ff67a6f0a07b11d1366a03d8f1d2e402ca584e76c8dc9dc3d46b125cb9f3655226b5f5b70407a98d241ae3707a03e4a99a4de2df965bf73424c81ce9e058", 0xa2}, {&(0x7f0000004280)="76b43685756cd9fe6128f479b8c27ac404c69c45ef268ac24df693ea5f293a59529fb6ee59c0206b1c7b1bae2fa1496624d215c0122d0b1ee25493cb7963783a51010be3bfa1408fbb990ce7200a55f38d2a942e2c8f24b4e562fd48431f69a17271292f4e305327a9f1fb0012a9532ff771984d3be552e9463c2c743284c3204412906fd3", 0x85}], 0x6, &(0x7f00000064c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}], 0x38, 0x200400c8}}, {{&(0x7f0000006500)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000007bc0)=[{&(0x7f0000006580)="0ecc13b5d002f131726623eccde2e541f02b91a31842ecf1755e7b44803c57f4512a0035d864453ba96008f792f594729f49e2", 0x33}, {&(0x7f00000065c0)="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0x1000}, {&(0x7f00000075c0)="24f5d4a590d4aba0a06c124e21ad7bf7667df2dc1fb6e37c363cbef1d9656022b7ed40db96988ac9d5e47244e24f67a3e87582431f2e4db6f5aacc19d02fd020", 0x40}, {&(0x7f0000007600)="eaeab22f4f1f052f850410dcab0c14f70d6e3afd3c46eab004a569f438a959cf798ba3f9ac2b3bcb43d19cdb0cdce9cf31b38ed9e5135ba7b4bc19376472368bd1426f76b812223c7fe24b8b6246b514721f64ab6d44122959df8888390dacebeea0122eed7eeef132bd872730b24c6f557d25d584a7cf3e0fbec4337751c06af74fb8cf7f7097f6fff27eca1aa3ae85383dff55a18e1af0bf6a0d1dd7f450a8927d64e18a171ebf38cd0feab2dda02fc89f56942fe780c9deb1c060df0dc88610a95f48a2d6a5611f717ca0753b2d0f2631e9207792fc0400ee03b9729ea4792e2ae6", 0xe3}, {&(0x7f0000007700)="08bc42b96d4dd48b5d674f826e38241fea430f2ec361d05d2f094fea45fa457ba927f4257b95d88442d576e4d16034332c4846c4a2637a51eb9236f1136a275bb1ae7ea1e919b0ddcd7c1df4163451b61415572800a1e029bd2e18fceb7a067bd3584109e938dbc06c13c18c028e801cca23faa1f05658810193cf25baa64cee94bc8398019ff56bb78abe6cdf", 0x8d}, {&(0x7f00000077c0)="044c627279c9d603d106fa108c57ac1ea915358ed7820b801b010bb543573d9e974992060ecea920964dfd40d01a3ce18fa2424a2f6edf3ee3360eef364eab4a8b0ca07224fb6c898ce3f35b4b1d3e1bb40f197aa356f386dfa57ecb907e175f97222dc9486231f836a416814edeaea76c2744171034345af1b2eec8e8832119e7692dcab26d694a1831d729b30486906d60fff0884a914b4099621bff24353ad480abf3aebbb9cd59e8664b8f7201a1467a69f3409acaf744c7b1ecd48fa1631aa288e4", 0xc4}, {&(0x7f00000078c0)="9d1da912b67fe00a352858f8a790a38955ac014d4749a26fb048ed2970da09a1faa357fd73bb51ad864b4f270b7e9b636d790f010922f7ec379f9962ec8c39494e3b301562658c57658f481eff4e86a6bfd203b989ea726b07c65dd24ec53bf4420bed447a2bfb6960da162cdd9270155f34096d61eb3e5f4f0be982cbd2697c8c29d1d6211d24cd993bbeca279a54aeb8f9e1611931cfc40d59c4cddead1aa7b3f0d7f5379b10efaf569614ac936205df7d6fe215d7ef6dc8972c915135e7288503833052a9739a3fd920363db5654b0a", 0xd1}, {&(0x7f00000079c0)="2ebee2eb075a4c12c050675859d15143c163a1fbda9cf4f2289424f7e7dd7f19506c0604fea547696cacb2386e7072f298c0c91caa205d5cf532d6972f046d2b81eea3fff5793887bb086001b85ffbeb93418f1d18d83c13a505b28ee3d01a3bcfd3f085dace9213ca6ff8ed4f00af0114744a539ee61e3b4c063c1616cb58252b97b6426c7ae7711ea02eaf63edebffa503f0ee3f600767bb86a0fb6156cc794608ac173384d5b81c34eaf216f2042e2708382df30c8e81836ac8d53316e83eb54d47e8d2e69e3043f170587fbff3f2", 0xd0}, {&(0x7f0000007ac0)="ee6e238e53a560b99bc2b4fb8d388ed9ae86f8e89d227a3d839b2d7bafb33013d1fc6bd976c1c014260cbc117366a054bd264b79935a3921efd7ed6d3c1c4bfcfea01773c6b51643ed38ff501dd4407b0093fdcabd3a8ac51c2d8cf401682e1aad7125e95e79a0e10d29215e3bda1be2e304134e270f639b21af60dc97de8674346d5678280f059aac4252c117eab877c9f2998330c260bf80e7cb3766ca41d591cb543786536439ef3216b19cd5a415ae6d416e033c58d7da34bfdd0ea50ba1ec6bc4728f01c12a835b653b32484873a1362c897841c4279b9fb8543f", 0xdd}], 0x9, &(0x7f000000a200)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff, r7, r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff, r10}}}], 0xb0, 0x4001}}], 0x8, 0x4000) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r8, 0x8983, &(0x7f00000000c0)) read$FUSE(r7, 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) [ 276.545478][T12586] RBP: 00007f01ee8771d0 R08: 0000000000000000 R09: 0000000000000000 [ 276.553447][T12586] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 276.561503][T12586] R13: 00007ffd23383cdf R14: 00007f01ee877300 R15: 0000000000022000 [ 276.579468][T12594] FAULT_INJECTION: forcing a failure. [ 276.579468][T12594] name failslab, interval 1, probability 0, space 0, times 0 [ 276.580769][T12595] block nbd2: shutting down sockets [ 276.603485][T12596] block nbd1: shutting down sockets [ 276.609833][T12592] block nbd0: Device being setup by another task [ 276.617846][T12594] CPU: 0 PID: 12594 Comm: syz-executor.1 Not tainted 5.14.0-rc4-syzkaller #0 [ 276.626821][T12594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.636961][T12594] Call Trace: [ 276.640253][T12594] dump_stack_lvl+0xcd/0x134 [ 276.644867][T12594] should_fail.cold+0x5/0xa [ 276.649402][T12594] ? tomoyo_encode2.part.0+0xe9/0x3a0 [ 276.654810][T12594] should_failslab+0x5/0x10 [ 276.659343][T12594] __kmalloc+0x7e/0x4d0 [ 276.663521][T12594] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 276.669846][T12594] ? d_absolute_path+0x10f/0x170 [ 276.674881][T12594] tomoyo_encode2.part.0+0xe9/0x3a0 [ 276.680114][T12594] tomoyo_encode+0x28/0x50 [ 276.684588][T12594] tomoyo_realpath_from_path+0x186/0x620 [ 276.690247][T12594] tomoyo_path_number_perm+0x1d5/0x590 [ 276.695819][T12594] ? tomoyo_path_number_perm+0x18d/0x590 [ 276.701478][T12594] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 276.707523][T12594] ? lock_downgrade+0x6e0/0x6e0 [ 276.712401][T12594] ? __fget_files+0x23d/0x3e0 [ 276.717102][T12594] security_file_ioctl+0x50/0xb0 [ 276.722069][T12594] __x64_sys_ioctl+0xb3/0x200 [ 276.726780][T12594] do_syscall_64+0x35/0xb0 [ 276.731238][T12594] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 276.737164][T12594] RIP: 0033:0x4665e9 [ 276.741072][T12594] 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 bc ff ff ff f7 d8 64 89 01 48 [ 276.760876][T12594] RSP: 002b:00007f9178a9f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 276.769317][T12594] RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665e9 [ 276.777312][T12594] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 276.785305][T12594] RBP: 00007f9178a9f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 276.793469][T12594] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 276.801639][T12594] R13: 00007ffd01f7707f R14: 00007f9178a9f300 R15: 0000000000022000 [ 276.848217][T12594] ERROR: Out of memory at tomoyo_realpath_from_path. 03:31:21 executing program 1 (fault-call:7 fault-nth:3): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:21 executing program 2 (fault-call:7 fault-nth:2): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 277.054428][ T8458] block nbd4: Receive control failed (result -32) [ 277.054947][T12585] block nbd4: shutting down sockets [ 277.114568][T10306] block nbd0: Receive control failed (result -32) [ 277.117494][T12619] FAULT_INJECTION: forcing a failure. [ 277.117494][T12619] name failslab, interval 1, probability 0, space 0, times 0 [ 277.124481][T12588] block nbd0: shutting down sockets [ 277.159845][T12623] FAULT_INJECTION: forcing a failure. [ 277.159845][T12623] name failslab, interval 1, probability 0, space 0, times 0 [ 277.182782][T12619] CPU: 0 PID: 12619 Comm: syz-executor.1 Not tainted 5.14.0-rc4-syzkaller #0 [ 277.191773][T12619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.201848][T12619] Call Trace: [ 277.205316][T12619] dump_stack_lvl+0xcd/0x134 [ 277.209941][T12619] should_fail.cold+0x5/0xa [ 277.214471][T12619] ? alloc_workqueue+0x16d/0xef0 [ 277.219497][T12619] should_failslab+0x5/0x10 [ 277.224204][T12619] __kmalloc+0x7e/0x4d0 [ 277.228379][T12619] alloc_workqueue+0x16d/0xef0 [ 277.233161][T12619] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 277.239070][T12619] ? __mutex_lock+0x5bf/0x10a0 [ 277.243863][T12619] ? tomoyo_path_number_perm+0x441/0x590 [ 277.249607][T12619] ? nbd_ioctl+0x14f/0xa50 [ 277.254117][T12619] ? nbd_ioctl+0x2cd/0xa50 [ 277.258557][T12619] ? nbd_start_device+0x126/0xd50 [ 277.263874][T12619] nbd_start_device+0x174/0xd50 [ 277.269186][T12619] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 277.275795][T12619] nbd_ioctl+0x527/0xa50 [ 277.280078][T12619] ? vfs_fileattr_set+0xb50/0xb50 [ 277.285130][T12619] ? blk_ioctl_discard+0x2e0/0x2e0 [ 277.290331][T12619] ? nbd_release+0x1a0/0x1a0 [ 277.294945][T12619] ? selinux_file_ioctl+0x424/0x5d0 [ 277.300227][T12619] ? selinux_file_ioctl+0x10f/0x5d0 [ 277.305447][T12619] ? selinux_inode_getsecctx+0x90/0x90 [ 277.310934][T12619] ? nbd_release+0x1a0/0x1a0 [ 277.315645][T12619] blkdev_ioctl+0x2a1/0x6d0 [ 277.320256][T12619] ? blkdev_common_ioctl+0x1830/0x1830 [ 277.325740][T12619] ? __fget_files+0x23d/0x3e0 [ 277.330458][T12619] block_ioctl+0xf9/0x140 [ 277.334984][T12619] ? bd_unlink_disk_holder+0x430/0x430 [ 277.340461][T12619] __x64_sys_ioctl+0x193/0x200 [ 277.345508][T12619] do_syscall_64+0x35/0xb0 [ 277.350079][T12619] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 277.355990][T12619] RIP: 0033:0x4665e9 [ 277.359899][T12619] 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 bc ff ff ff f7 d8 64 89 01 48 [ 277.379526][T12619] RSP: 002b:00007f9178ac0188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 277.388049][T12619] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 277.396123][T12619] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 277.404111][T12619] RBP: 00007f9178ac01d0 R08: 0000000000000000 R09: 0000000000000000 03:31:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:22 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 277.412099][T12619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 277.420171][T12619] R13: 00007ffd01f7707f R14: 00007f9178ac0300 R15: 0000000000022000 [ 277.431095][T12623] CPU: 1 PID: 12623 Comm: syz-executor.2 Not tainted 5.14.0-rc4-syzkaller #0 [ 277.439887][T12623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.446462][ T8456] block nbd3: Receive control failed (result -32) [ 277.449959][T12623] Call Trace: [ 277.449970][T12623] dump_stack_lvl+0xcd/0x134 [ 277.449999][T12623] should_fail.cold+0x5/0xa [ 277.450032][T12623] ? alloc_workqueue+0x16d/0xef0 [ 277.469984][T12619] block nbd1: Could not allocate knbd recv work queue. [ 277.474323][T12623] should_failslab+0x5/0x10 [ 277.474357][T12623] __kmalloc+0x7e/0x4d0 [ 277.474381][T12623] alloc_workqueue+0x16d/0xef0 [ 277.474404][T12623] ? rwlock_bug.part.0+0x90/0x90 [ 277.481513][T12624] block nbd1: shutting down sockets [ 277.485754][T12623] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 277.485786][T12623] ? do_raw_spin_unlock+0x171/0x230 [ 277.485813][T12623] ? _raw_spin_unlock+0x24/0x40 [ 277.485838][T12623] ? __mutex_lock+0x5bf/0x10a0 [ 277.485866][T12623] ? nbd_ioctl+0x14f/0xa50 [ 277.485890][T12623] ? nbd_ioctl+0x2cd/0xa50 [ 277.485912][T12623] ? nbd_start_device+0x126/0xd50 [ 277.485936][T12623] nbd_start_device+0x174/0xd50 [ 277.545004][T12623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 277.548090][T12600] block nbd3: shutting down sockets [ 277.551269][T12623] nbd_ioctl+0x527/0xa50 [ 277.560693][T12623] ? vfs_fileattr_set+0xb50/0xb50 [ 277.565764][T12623] ? blk_ioctl_discard+0x2e0/0x2e0 [ 277.570893][T12623] ? nbd_release+0x1a0/0x1a0 [ 277.575505][T12623] ? selinux_file_ioctl+0x424/0x5d0 [ 277.580898][T12623] ? selinux_file_ioctl+0x10f/0x5d0 [ 277.586202][T12623] ? selinux_inode_getsecctx+0x90/0x90 [ 277.591768][T12623] ? nbd_release+0x1a0/0x1a0 [ 277.596385][T12623] blkdev_ioctl+0x2a1/0x6d0 [ 277.600997][T12623] ? blkdev_common_ioctl+0x1830/0x1830 [ 277.606568][T12623] ? __fget_files+0x23d/0x3e0 [ 277.611270][T12623] block_ioctl+0xf9/0x140 [ 277.615815][T12623] ? bd_unlink_disk_holder+0x430/0x430 [ 277.621309][T12623] __x64_sys_ioctl+0x193/0x200 [ 277.626187][T12623] do_syscall_64+0x35/0xb0 [ 277.630681][T12623] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 277.637038][T12623] RIP: 0033:0x4665e9 [ 277.640984][T12623] 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 bc ff ff ff f7 d8 64 89 01 48 03:31:22 executing program 1 (fault-call:7 fault-nth:4): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 277.661078][T12623] RSP: 002b:00007f01ee856188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 277.669533][T12623] RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665e9 [ 277.677526][T12623] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 277.685952][T12623] RBP: 00007f01ee8561d0 R08: 0000000000000000 R09: 0000000000000000 [ 277.694034][T12623] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 277.702027][T12623] R13: 00007ffd23383cdf R14: 00007f01ee856300 R15: 0000000000022000 03:31:22 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 277.759472][T10198] block nbd5: Receive control failed (result -32) [ 277.759472][T10305] block nbd5: Receive control failed (result -32) [ 277.774990][T12615] block nbd5: shutting down sockets 03:31:22 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r7 = dup2(r5, r6) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r5, &(0x7f0000008100)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x6000) sendmmsg$unix(0xffffffffffffffff, &(0x7f000000a2c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000180)="45798aec3b90f62aa0de3f5d28343d2012fbd87173e58738b3bbb84e91456a325f08572488bdf458fa9ce55b2114dff19e80dc9f71cebbb5bde192787555a822bd3e3a313d22fd6ddf2ea3582d6f9bbd05474d94c2464f1cd2424836bf2ef679792362f0aa6f604af5692be114119067b8ed27b1d57f02b95bdb8b61474ca5480db986da8cf63f4f3b7eb9d3f9e436233faba49497285b54a9298166e7359d8ca5c1b6d967f2f19f7996b3633c06c1fd63838cd3199855cbc6d1bbe3a277fa772682c9e2ad1f018d684d026de3df0e07dc85e3454462c5ca1d4888c478c044a9e1598365884c44b031", 0xe9}], 0x1, &(0x7f0000000880)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x24, 0x1, 0x1, [r4, r5, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r7]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}], 0xc0, 0x84}}, {{&(0x7f0000000940)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000a80)=[{&(0x7f00000006c0)="1f370d1e2911eec4b92117440af600bd0680c1ce498f4b27b06a88fa1a85d39c1d0b5c802ec768c3cf", 0x29}, {&(0x7f00000009c0)="e818e93d70f5d56f635ea749788d91b87d0652d1a83d27a4323637f88fb00856e9c37127d84d1dda13146cbf7b402e8d4165dc4de1afd8260d2f80165f8bccee0c2d88bea1c0fb5e0f49bd563d8ca006701a8d8ff1d378457c7f78971ff7ed64ff09d050e2bd6cae61428e1f08fee29fb93a390610c6613019841b6fea54dbaf7aa8ddc90226eaac737e599b401087cbc2de9a1fd967344c48ec3e2ca20e37067365060147c83913", 0xa8}], 0x2, &(0x7f0000000f00)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}], 0x58, 0x80}}, {{&(0x7f0000000f80)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000001080)=[{&(0x7f0000001000)="1adb9d00e785f9eabe4bf73800a7a7f59355878b1e5d5a5a153a8c1314a146a2eac09ff40b3a24aa5ccafabaaffdf9d15b7bdb6fed09d73a7d96a37c831805f911ad269f1d796c1c0aa9882ee21e0d", 0x4f}], 0x1, &(0x7f0000001680)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r1, @ANYBLOB="0000000030000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r8, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="02f6ff20"], 0x90, 0xc891}}, {{0x0, 0x0, &(0x7f00000018c0)=[{&(0x7f0000001740)="8dff92de92022c572d2a7826714e67aebaee36c91e6544cf44d05768de9893a9674e12ed740d6597c64e06355eb7dff519f013f9e183cb252613e449eb3bfccb1bb845b33c9d80df0ce87799e956a33ad7111ad8951e076a002d23ef948d7180e15c5197aac2b1a192397594cb7e2a4725f883416ad14c24afb28f", 0x7b}, {&(0x7f00000017c0)="a9d441d3b8e95479893d68f153aedde5e68ab517aa2f9716e628f304e0257434", 0x20}, {&(0x7f0000001800)="156cf35c9e224a0aaefbd2bd9a8bbe18735083b9e486cd36f4eb257d63e40c022dbcbdb7ccb32adf7f5e16f1b03ea264d54c943a1555ed6b438b8adc45fa2f57f9937e782d6ded201147205743317aa6323ba45abd243dad9947ff50c4cf14098b48007a0fbca23cfa8dad2d8b0b455d142bdd3db31f9b5be752d805ee840d942659da0a8831ca067ec4e6ce0af93db853a56b39e617ecbf97", 0x99}], 0x3, &(0x7f0000001a00)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}], 0x20, 0x20004000}}, {{&(0x7f0000001a40)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000001d40)=[{&(0x7f0000001ac0)="811eea6fcacac771d071be75fbcd683e2244661df58854e7087ceb174d7abb0aa09f34aa4c2b7629372a9f21a98aa2173ad6004585b332e2e2ac7c4e1a4089f47ca507c27c5a0778bbd4b92321b3bbea6946921b141df58e12adb4fd233e24547880e4aa7f87ec328975d8847a8a9126ca374f208bb8b7dba525c8d36bc538b733f09c216211b561d13d2a646c4b3863f81acba9", 0x94}, {&(0x7f0000001b80)="c104b3783682b7141a45934a92569c050dfc282439177ae234ce112d81639a738eea067b46fe14cef2034d078de9f267aadc9a525e59b8c5eeaff49842fbd26e44b435009ea53545fcb2ca20af85234520b9be0b6cfdf71c9a08593b93de5de67facb0aa46c8bd0f401d7b8dd06679bb835db397f536cbaffe8afa38c4e17f7f21be05e9f1648ac220238a6dccf8daea600eef53cbc9578c90f18299a31c5f227187fbc08fc0600e2f4e", 0xaa}, {&(0x7f0000001c40)="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", 0xfa}], 0x3, &(0x7f0000001e40)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x2c, 0x1, 0x1, [r5, 0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r3, r6]}}], 0x50, 0x2408e001}}, {{&(0x7f0000001ec0)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000002f40)=[{&(0x7f0000001f40)="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{&(0x7f00000041c0)="d6e138caa579f3495015304f61de91555d3a3973b47a166fe7b8ff3705b05d64088ecbacce51d41c2b304efd7d709dc0f47e34e16ed0c334b60952a64a55af96ceffab2d04c13065a2ca44e7f84feb101638418d43da4de3efa73373056f797aa5bfebf2ff67a6f0a07b11d1366a03d8f1d2e402ca584e76c8dc9dc3d46b125cb9f3655226b5f5b70407a98d241ae3707a03e4a99a4de2df965bf73424c81ce9e058", 0xa2}, {&(0x7f0000004280)="76b43685756cd9fe6128f479b8c27ac404c69c45ef268ac24df693ea5f293a59529fb6ee59c0206b1c7b1bae2fa1496624d215c0122d0b1ee25493cb7963783a51010be3bfa1408fbb990ce7200a55f38d2a942e2c8f24b4e562fd48431f69a17271292f4e305327a9f1fb0012a9532ff771984d3be552e9463c2c743284c3204412906fd3", 0x85}], 0x6, &(0x7f00000064c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}], 0x38, 0x200400c8}}, {{&(0x7f0000006500)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000007bc0)=[{&(0x7f0000006580)="0ecc13b5d002f131726623eccde2e541f02b91a31842ecf1755e7b44803c57f4512a0035d864453ba96008f792f594729f49e2", 0x33}, {&(0x7f00000065c0)="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0x1000}, {&(0x7f00000075c0)="24f5d4a590d4aba0a06c124e21ad7bf7667df2dc1fb6e37c363cbef1d9656022b7ed40db96988ac9d5e47244e24f67a3e87582431f2e4db6f5aacc19d02fd020", 0x40}, {&(0x7f0000007600)="eaeab22f4f1f052f850410dcab0c14f70d6e3afd3c46eab004a569f438a959cf798ba3f9ac2b3bcb43d19cdb0cdce9cf31b38ed9e5135ba7b4bc19376472368bd1426f76b812223c7fe24b8b6246b514721f64ab6d44122959df8888390dacebeea0122eed7eeef132bd872730b24c6f557d25d584a7cf3e0fbec4337751c06af74fb8cf7f7097f6fff27eca1aa3ae85383dff55a18e1af0bf6a0d1dd7f450a8927d64e18a171ebf38cd0feab2dda02fc89f56942fe780c9deb1c060df0dc88610a95f48a2d6a5611f717ca0753b2d0f2631e9207792fc0400ee03b9729ea4792e2ae6", 0xe3}, {&(0x7f0000007700)="08bc42b96d4dd48b5d674f826e38241fea430f2ec361d05d2f094fea45fa457ba927f4257b95d88442d576e4d16034332c4846c4a2637a51eb9236f1136a275bb1ae7ea1e919b0ddcd7c1df4163451b61415572800a1e029bd2e18fceb7a067bd3584109e938dbc06c13c18c028e801cca23faa1f05658810193cf25baa64cee94bc8398019ff56bb78abe6cdf", 0x8d}, {&(0x7f00000077c0)="044c627279c9d603d106fa108c57ac1ea915358ed7820b801b010bb543573d9e974992060ecea920964dfd40d01a3ce18fa2424a2f6edf3ee3360eef364eab4a8b0ca07224fb6c898ce3f35b4b1d3e1bb40f197aa356f386dfa57ecb907e175f97222dc9486231f836a416814edeaea76c2744171034345af1b2eec8e8832119e7692dcab26d694a1831d729b30486906d60fff0884a914b4099621bff24353ad480abf3aebbb9cd59e8664b8f7201a1467a69f3409acaf744c7b1ecd48fa1631aa288e4", 0xc4}, {&(0x7f00000078c0)="9d1da912b67fe00a352858f8a790a38955ac014d4749a26fb048ed2970da09a1faa357fd73bb51ad864b4f270b7e9b636d790f010922f7ec379f9962ec8c39494e3b301562658c57658f481eff4e86a6bfd203b989ea726b07c65dd24ec53bf4420bed447a2bfb6960da162cdd9270155f34096d61eb3e5f4f0be982cbd2697c8c29d1d6211d24cd993bbeca279a54aeb8f9e1611931cfc40d59c4cddead1aa7b3f0d7f5379b10efaf569614ac936205df7d6fe215d7ef6dc8972c915135e7288503833052a9739a3fd920363db5654b0a", 0xd1}, {&(0x7f00000079c0)="2ebee2eb075a4c12c050675859d15143c163a1fbda9cf4f2289424f7e7dd7f19506c0604fea547696cacb2386e7072f298c0c91caa205d5cf532d6972f046d2b81eea3fff5793887bb086001b85ffbeb93418f1d18d83c13a505b28ee3d01a3bcfd3f085dace9213ca6ff8ed4f00af0114744a539ee61e3b4c063c1616cb58252b97b6426c7ae7711ea02eaf63edebffa503f0ee3f600767bb86a0fb6156cc794608ac173384d5b81c34eaf216f2042e2708382df30c8e81836ac8d53316e83eb54d47e8d2e69e3043f170587fbff3f2", 0xd0}, {&(0x7f0000007ac0)="ee6e238e53a560b99bc2b4fb8d388ed9ae86f8e89d227a3d839b2d7bafb33013d1fc6bd976c1c014260cbc117366a054bd264b79935a3921efd7ed6d3c1c4bfcfea01773c6b51643ed38ff501dd4407b0093fdcabd3a8ac51c2d8cf401682e1aad7125e95e79a0e10d29215e3bda1be2e304134e270f639b21af60dc97de8674346d5678280f059aac4252c117eab877c9f2998330c260bf80e7cb3766ca41d591cb543786536439ef3216b19cd5a415ae6d416e033c58d7da34bfdd0ea50ba1ec6bc4728f01c12a835b653b32484873a1362c897841c4279b9fb8543f", 0xdd}], 0x9, &(0x7f000000a200)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff, r7, r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff, r10}}}], 0xb0, 0x4001}}], 0x8, 0x4000) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r8, 0x8983, &(0x7f00000000c0)) read$FUSE(r7, 0x0, 0x0) [ 277.848829][T12623] block nbd2: Could not allocate knbd recv work queue. [ 277.855950][T12621] block nbd2: shutting down sockets [ 277.895899][T12629] block nbd0: server does not support multiple connections per device. [ 277.917731][T12626] block nbd0: shutting down sockets [ 277.937419][T12632] FAULT_INJECTION: forcing a failure. [ 277.937419][T12632] name failslab, interval 1, probability 0, space 0, times 0 03:31:22 executing program 2 (fault-call:7 fault-nth:3): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 278.002467][T12632] CPU: 0 PID: 12632 Comm: syz-executor.1 Not tainted 5.14.0-rc4-syzkaller #0 [ 278.011378][T12632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.021452][T12632] Call Trace: [ 278.024744][T12632] dump_stack_lvl+0xcd/0x134 [ 278.029368][T12632] should_fail.cold+0x5/0xa [ 278.033911][T12632] should_failslab+0x5/0x10 [ 278.038556][T12632] kmem_cache_alloc_trace+0x57/0x480 [ 278.043883][T12632] ? __kmalloc+0x22b/0x4d0 [ 278.048322][T12632] alloc_workqueue_attrs+0x38/0x80 [ 278.053549][T12632] alloc_workqueue+0x192/0xef0 [ 278.058343][T12632] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 278.064172][T12632] ? __mutex_lock+0x5bf/0x10a0 [ 278.068972][T12632] ? tomoyo_path_number_perm+0x441/0x590 [ 278.074633][T12632] ? nbd_ioctl+0x14f/0xa50 [ 278.079078][T12632] ? nbd_ioctl+0x2cd/0xa50 [ 278.083517][T12632] ? nbd_start_device+0x126/0xd50 [ 278.088602][T12632] nbd_start_device+0x174/0xd50 [ 278.093567][T12632] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 278.099840][T12632] nbd_ioctl+0x527/0xa50 [ 278.104131][T12632] ? vfs_fileattr_set+0xb50/0xb50 [ 278.109175][T12632] ? blk_ioctl_discard+0x2e0/0x2e0 [ 278.114315][T12632] ? nbd_release+0x1a0/0x1a0 [ 278.118933][T12632] ? selinux_file_ioctl+0x424/0x5d0 [ 278.124162][T12632] ? selinux_file_ioctl+0x10f/0x5d0 [ 278.129406][T12632] ? selinux_inode_getsecctx+0x90/0x90 [ 278.135089][T12632] ? nbd_release+0x1a0/0x1a0 [ 278.139704][T12632] blkdev_ioctl+0x2a1/0x6d0 [ 278.144267][T12632] ? blkdev_common_ioctl+0x1830/0x1830 [ 278.149838][T12632] ? __fget_files+0x23d/0x3e0 [ 278.154548][T12632] block_ioctl+0xf9/0x140 [ 278.158989][T12632] ? bd_unlink_disk_holder+0x430/0x430 [ 278.164489][T12632] __x64_sys_ioctl+0x193/0x200 [ 278.169516][T12632] do_syscall_64+0x35/0xb0 [ 278.174232][T12632] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 278.180161][T12632] RIP: 0033:0x4665e9 [ 278.184080][T12632] 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 bc ff ff ff f7 d8 64 89 01 48 [ 278.203709][T12632] RSP: 002b:00007f9178ac0188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 278.212148][T12632] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 278.220140][T12632] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 278.228131][T12632] RBP: 00007f9178ac01d0 R08: 0000000000000000 R09: 0000000000000000 [ 278.236124][T12632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 278.244204][T12632] R13: 00007ffd01f7707f R14: 00007f9178ac0300 R15: 0000000000022000 03:31:23 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 278.366561][T12648] block nbd5: Device being setup by another task [ 278.374066][T12637] block nbd5: shutting down sockets [ 278.395496][T12645] block nbd2: Device being setup by another task [ 278.403224][T12647] block nbd2: shutting down sockets [ 278.408791][T12632] block nbd1: Could not allocate knbd recv work queue. [ 278.416309][T12646] FAULT_INJECTION: forcing a failure. [ 278.416309][T12646] name failslab, interval 1, probability 0, space 0, times 0 [ 278.429825][T12638] block nbd1: shutting down sockets [ 278.471569][T12646] CPU: 0 PID: 12646 Comm: syz-executor.2 Not tainted 5.14.0-rc4-syzkaller #0 [ 278.480387][T12646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.490469][T12646] Call Trace: [ 278.493783][T12646] dump_stack_lvl+0xcd/0x134 [ 278.498406][T12646] should_fail.cold+0x5/0xa [ 278.502950][T12646] should_failslab+0x5/0x10 [ 278.508576][T12646] kmem_cache_alloc_trace+0x57/0x480 [ 278.513890][T12646] ? __kmalloc+0x22b/0x4d0 [ 278.518327][T12646] alloc_workqueue_attrs+0x38/0x80 [ 278.523475][T12646] alloc_workqueue+0x192/0xef0 [ 278.528261][T12646] ? rwlock_bug.part.0+0x90/0x90 [ 278.533230][T12646] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 278.539107][T12646] ? do_raw_spin_unlock+0x171/0x230 [ 278.544342][T12646] ? _raw_spin_unlock+0x24/0x40 [ 278.549229][T12646] ? __mutex_lock+0x5bf/0x10a0 [ 278.554024][T12646] ? nbd_ioctl+0x14f/0xa50 [ 278.558466][T12646] ? nbd_ioctl+0x2cd/0xa50 [ 278.562904][T12646] ? nbd_start_device+0xe9/0xd50 [ 278.567867][T12646] nbd_start_device+0x174/0xd50 [ 278.572742][T12646] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 278.579012][T12646] nbd_ioctl+0x527/0xa50 [ 278.583284][T12646] ? vfs_fileattr_set+0xb50/0xb50 [ 278.588332][T12646] ? blk_ioctl_discard+0x2e0/0x2e0 [ 278.593467][T12646] ? nbd_release+0x1a0/0x1a0 [ 278.598084][T12646] ? selinux_file_ioctl+0x424/0x5d0 [ 278.598875][T12630] block nbd4: shutting down sockets [ 278.603388][T12646] ? selinux_file_ioctl+0x10f/0x5d0 [ 278.603427][T12646] ? selinux_inode_getsecctx+0x90/0x90 [ 278.619289][T12646] ? nbd_release+0x1a0/0x1a0 [ 278.623998][T12646] blkdev_ioctl+0x2a1/0x6d0 [ 278.628529][T12646] ? blkdev_common_ioctl+0x1830/0x1830 [ 278.634017][T12646] ? __fget_files+0x23d/0x3e0 [ 278.638904][T12646] block_ioctl+0xf9/0x140 [ 278.643260][T12646] ? bd_unlink_disk_holder+0x430/0x430 [ 278.648781][T12646] __x64_sys_ioctl+0x193/0x200 [ 278.653652][T12646] do_syscall_64+0x35/0xb0 [ 278.658182][T12646] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 278.664105][T12646] RIP: 0033:0x4665e9 [ 278.668015][T12646] 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 bc ff ff ff f7 d8 64 89 01 48 [ 278.687647][T12646] RSP: 002b:00007f01ee835188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 278.696174][T12646] RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 00000000004665e9 [ 278.704168][T12646] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 278.712159][T12646] RBP: 00007f01ee8351d0 R08: 0000000000000000 R09: 0000000000000000 03:31:23 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r7 = dup2(r5, r6) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r5, &(0x7f0000008100)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x6000) sendmmsg$unix(0xffffffffffffffff, &(0x7f000000a2c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000180)="45798aec3b90f62aa0de3f5d28343d2012fbd87173e58738b3bbb84e91456a325f08572488bdf458fa9ce55b2114dff19e80dc9f71cebbb5bde192787555a822bd3e3a313d22fd6ddf2ea3582d6f9bbd05474d94c2464f1cd2424836bf2ef679792362f0aa6f604af5692be114119067b8ed27b1d57f02b95bdb8b61474ca5480db986da8cf63f4f3b7eb9d3f9e436233faba49497285b54a9298166e7359d8ca5c1b6d967f2f19f7996b3633c06c1fd63838cd3199855cbc6d1bbe3a277fa772682c9e2ad1f018d684d026de3df0e07dc85e3454462c5ca1d4888c478c044a9e1598365884c44b031", 0xe9}], 0x1, &(0x7f0000000880)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x24, 0x1, 0x1, [r4, r5, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r7]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}], 0xc0, 0x84}}, {{&(0x7f0000000940)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000a80)=[{&(0x7f00000006c0)="1f370d1e2911eec4b92117440af600bd0680c1ce498f4b27b06a88fa1a85d39c1d0b5c802ec768c3cf", 0x29}, {&(0x7f00000009c0)="e818e93d70f5d56f635ea749788d91b87d0652d1a83d27a4323637f88fb00856e9c37127d84d1dda13146cbf7b402e8d4165dc4de1afd8260d2f80165f8bccee0c2d88bea1c0fb5e0f49bd563d8ca006701a8d8ff1d378457c7f78971ff7ed64ff09d050e2bd6cae61428e1f08fee29fb93a390610c6613019841b6fea54dbaf7aa8ddc90226eaac737e599b401087cbc2de9a1fd967344c48ec3e2ca20e37067365060147c83913", 0xa8}], 0x2, &(0x7f0000000f00)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}], 0x58, 0x80}}, {{&(0x7f0000000f80)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000001080)=[{&(0x7f0000001000)="1adb9d00e785f9eabe4bf73800a7a7f59355878b1e5d5a5a153a8c1314a146a2eac09ff40b3a24aa5ccafabaaffdf9d15b7bdb6fed09d73a7d96a37c831805f911ad269f1d796c1c0aa9882ee21e0d", 0x4f}], 0x1, &(0x7f0000001680)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r1, @ANYBLOB="0000000030000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r8, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="02f6ff20"], 0x90, 0xc891}}, {{0x0, 0x0, &(0x7f00000018c0)=[{&(0x7f0000001740)="8dff92de92022c572d2a7826714e67aebaee36c91e6544cf44d05768de9893a9674e12ed740d6597c64e06355eb7dff519f013f9e183cb252613e449eb3bfccb1bb845b33c9d80df0ce87799e956a33ad7111ad8951e076a002d23ef948d7180e15c5197aac2b1a192397594cb7e2a4725f883416ad14c24afb28f", 0x7b}, {&(0x7f00000017c0)="a9d441d3b8e95479893d68f153aedde5e68ab517aa2f9716e628f304e0257434", 0x20}, {&(0x7f0000001800)="156cf35c9e224a0aaefbd2bd9a8bbe18735083b9e486cd36f4eb257d63e40c022dbcbdb7ccb32adf7f5e16f1b03ea264d54c943a1555ed6b438b8adc45fa2f57f9937e782d6ded201147205743317aa6323ba45abd243dad9947ff50c4cf14098b48007a0fbca23cfa8dad2d8b0b455d142bdd3db31f9b5be752d805ee840d942659da0a8831ca067ec4e6ce0af93db853a56b39e617ecbf97", 0x99}], 0x3, &(0x7f0000001a00)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}], 0x20, 0x20004000}}, {{&(0x7f0000001a40)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000001d40)=[{&(0x7f0000001ac0)="811eea6fcacac771d071be75fbcd683e2244661df58854e7087ceb174d7abb0aa09f34aa4c2b7629372a9f21a98aa2173ad6004585b332e2e2ac7c4e1a4089f47ca507c27c5a0778bbd4b92321b3bbea6946921b141df58e12adb4fd233e24547880e4aa7f87ec328975d8847a8a9126ca374f208bb8b7dba525c8d36bc538b733f09c216211b561d13d2a646c4b3863f81acba9", 0x94}, {&(0x7f0000001b80)="c104b3783682b7141a45934a92569c050dfc282439177ae234ce112d81639a738eea067b46fe14cef2034d078de9f267aadc9a525e59b8c5eeaff49842fbd26e44b435009ea53545fcb2ca20af85234520b9be0b6cfdf71c9a08593b93de5de67facb0aa46c8bd0f401d7b8dd06679bb835db397f536cbaffe8afa38c4e17f7f21be05e9f1648ac220238a6dccf8daea600eef53cbc9578c90f18299a31c5f227187fbc08fc0600e2f4e", 0xaa}, {&(0x7f0000001c40)="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", 0xfa}], 0x3, &(0x7f0000001e40)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x2c, 0x1, 0x1, [r5, 0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r3, r6]}}], 0x50, 0x2408e001}}, {{&(0x7f0000001ec0)=@abs={0x0, 0x0, 0x4e22}, 0x6e, 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{&(0x7f00000041c0)="d6e138caa579f3495015304f61de91555d3a3973b47a166fe7b8ff3705b05d64088ecbacce51d41c2b304efd7d709dc0f47e34e16ed0c334b60952a64a55af96ceffab2d04c13065a2ca44e7f84feb101638418d43da4de3efa73373056f797aa5bfebf2ff67a6f0a07b11d1366a03d8f1d2e402ca584e76c8dc9dc3d46b125cb9f3655226b5f5b70407a98d241ae3707a03e4a99a4de2df965bf73424c81ce9e058", 0xa2}, {&(0x7f0000004280)="76b43685756cd9fe6128f479b8c27ac404c69c45ef268ac24df693ea5f293a59529fb6ee59c0206b1c7b1bae2fa1496624d215c0122d0b1ee25493cb7963783a51010be3bfa1408fbb990ce7200a55f38d2a942e2c8f24b4e562fd48431f69a17271292f4e305327a9f1fb0012a9532ff771984d3be552e9463c2c743284c3204412906fd3", 0x85}], 0x6, &(0x7f00000064c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}], 0x38, 0x200400c8}}, {{&(0x7f0000006500)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000007bc0)=[{&(0x7f0000006580)="0ecc13b5d002f131726623eccde2e541f02b91a31842ecf1755e7b44803c57f4512a0035d864453ba96008f792f594729f49e2", 0x33}, {&(0x7f00000065c0)="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0x1000}, {&(0x7f00000075c0)="24f5d4a590d4aba0a06c124e21ad7bf7667df2dc1fb6e37c363cbef1d9656022b7ed40db96988ac9d5e47244e24f67a3e87582431f2e4db6f5aacc19d02fd020", 0x40}, {&(0x7f0000007600)="eaeab22f4f1f052f850410dcab0c14f70d6e3afd3c46eab004a569f438a959cf798ba3f9ac2b3bcb43d19cdb0cdce9cf31b38ed9e5135ba7b4bc19376472368bd1426f76b812223c7fe24b8b6246b514721f64ab6d44122959df8888390dacebeea0122eed7eeef132bd872730b24c6f557d25d584a7cf3e0fbec4337751c06af74fb8cf7f7097f6fff27eca1aa3ae85383dff55a18e1af0bf6a0d1dd7f450a8927d64e18a171ebf38cd0feab2dda02fc89f56942fe780c9deb1c060df0dc88610a95f48a2d6a5611f717ca0753b2d0f2631e9207792fc0400ee03b9729ea4792e2ae6", 0xe3}, {&(0x7f0000007700)="08bc42b96d4dd48b5d674f826e38241fea430f2ec361d05d2f094fea45fa457ba927f4257b95d88442d576e4d16034332c4846c4a2637a51eb9236f1136a275bb1ae7ea1e919b0ddcd7c1df4163451b61415572800a1e029bd2e18fceb7a067bd3584109e938dbc06c13c18c028e801cca23faa1f05658810193cf25baa64cee94bc8398019ff56bb78abe6cdf", 0x8d}, {&(0x7f00000077c0)="044c627279c9d603d106fa108c57ac1ea915358ed7820b801b010bb543573d9e974992060ecea920964dfd40d01a3ce18fa2424a2f6edf3ee3360eef364eab4a8b0ca07224fb6c898ce3f35b4b1d3e1bb40f197aa356f386dfa57ecb907e175f97222dc9486231f836a416814edeaea76c2744171034345af1b2eec8e8832119e7692dcab26d694a1831d729b30486906d60fff0884a914b4099621bff24353ad480abf3aebbb9cd59e8664b8f7201a1467a69f3409acaf744c7b1ecd48fa1631aa288e4", 0xc4}, {&(0x7f00000078c0)="9d1da912b67fe00a352858f8a790a38955ac014d4749a26fb048ed2970da09a1faa357fd73bb51ad864b4f270b7e9b636d790f010922f7ec379f9962ec8c39494e3b301562658c57658f481eff4e86a6bfd203b989ea726b07c65dd24ec53bf4420bed447a2bfb6960da162cdd9270155f34096d61eb3e5f4f0be982cbd2697c8c29d1d6211d24cd993bbeca279a54aeb8f9e1611931cfc40d59c4cddead1aa7b3f0d7f5379b10efaf569614ac936205df7d6fe215d7ef6dc8972c915135e7288503833052a9739a3fd920363db5654b0a", 0xd1}, {&(0x7f00000079c0)="2ebee2eb075a4c12c050675859d15143c163a1fbda9cf4f2289424f7e7dd7f19506c0604fea547696cacb2386e7072f298c0c91caa205d5cf532d6972f046d2b81eea3fff5793887bb086001b85ffbeb93418f1d18d83c13a505b28ee3d01a3bcfd3f085dace9213ca6ff8ed4f00af0114744a539ee61e3b4c063c1616cb58252b97b6426c7ae7711ea02eaf63edebffa503f0ee3f600767bb86a0fb6156cc794608ac173384d5b81c34eaf216f2042e2708382df30c8e81836ac8d53316e83eb54d47e8d2e69e3043f170587fbff3f2", 0xd0}, {&(0x7f0000007ac0)="ee6e238e53a560b99bc2b4fb8d388ed9ae86f8e89d227a3d839b2d7bafb33013d1fc6bd976c1c014260cbc117366a054bd264b79935a3921efd7ed6d3c1c4bfcfea01773c6b51643ed38ff501dd4407b0093fdcabd3a8ac51c2d8cf401682e1aad7125e95e79a0e10d29215e3bda1be2e304134e270f639b21af60dc97de8674346d5678280f059aac4252c117eab877c9f2998330c260bf80e7cb3766ca41d591cb543786536439ef3216b19cd5a415ae6d416e033c58d7da34bfdd0ea50ba1ec6bc4728f01c12a835b653b32484873a1362c897841c4279b9fb8543f", 0xdd}], 0x9, &(0x7f000000a200)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff, r7, r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff, r10}}}], 0xb0, 0x4001}}], 0x8, 0x4000) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r8, 0x8983, &(0x7f00000000c0)) 03:31:23 executing program 1 (fault-call:7 fault-nth:5): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 278.720150][T12646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 278.728606][T12646] R13: 00007ffd23383cdf R14: 00007f01ee835300 R15: 0000000000022000 [ 278.835562][T12655] block nbd0: Device being setup by another task [ 278.858480][T10305] block nbd3: Receive control failed (result -32) [ 278.869119][T12643] block nbd3: shutting down sockets 03:31:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:23 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 279.106579][T12661] block nbd5: Device being setup by another task [ 279.115327][T12666] block nbd1: Device being setup by another task [ 279.122541][T12662] FAULT_INJECTION: forcing a failure. [ 279.122541][T12662] name failslab, interval 1, probability 0, space 0, times 0 [ 279.140689][T10366] block nbd5: shutting down sockets [ 279.245247][T12662] CPU: 0 PID: 12662 Comm: syz-executor.1 Not tainted 5.14.0-rc4-syzkaller #0 [ 279.254159][T12662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 279.264249][T12662] Call Trace: [ 279.267550][T12662] dump_stack_lvl+0xcd/0x134 [ 279.272268][T12662] should_fail.cold+0x5/0xa [ 279.276842][T12662] ? kasprintf+0xbb/0xf0 [ 279.281225][T12662] should_failslab+0x5/0x10 [ 279.285876][T12662] __kmalloc_track_caller+0x7c/0x4d0 [ 279.291276][T12662] kvasprintf+0xb5/0x150 [ 279.295559][T12662] ? bust_spinlocks+0xe0/0xe0 [ 279.300266][T12662] ? fs_reclaim_release+0x9c/0xf0 [ 279.305328][T12662] kasprintf+0xbb/0xf0 [ 279.309943][T12662] ? kvasprintf_const+0x190/0x190 [ 279.315191][T12662] ? call_rcu_zapped+0xb0/0xb0 [ 279.320162][T12662] ? lockdep_unlock+0x11c/0x290 [ 279.325226][T12662] alloc_workqueue+0x45d/0xef0 [ 279.330024][T12662] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 279.335944][T12662] ? do_raw_spin_unlock+0x171/0x230 [ 279.339286][T12656] block nbd0: shutting down sockets [ 279.341362][T12662] ? _raw_spin_unlock+0x24/0x40 [ 279.341397][T12662] ? __mutex_lock+0x5bf/0x10a0 [ 279.341429][T12662] ? nbd_ioctl+0x14f/0xa50 [ 279.341456][T12662] ? nbd_ioctl+0x2cd/0xa50 [ 279.341479][T12662] ? nbd_start_device+0xe9/0xd50 [ 279.370607][T12662] nbd_start_device+0x174/0xd50 [ 279.375842][T12662] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 279.382285][T12662] nbd_ioctl+0x527/0xa50 [ 279.386550][T12662] ? vfs_fileattr_set+0xb50/0xb50 [ 279.391590][T12662] ? blk_ioctl_discard+0x2e0/0x2e0 [ 279.397015][T12662] ? nbd_release+0x1a0/0x1a0 [ 279.401714][T12662] ? selinux_file_ioctl+0x424/0x5d0 [ 279.406952][T12662] ? selinux_file_ioctl+0x10f/0x5d0 [ 279.412173][T12662] ? selinux_inode_getsecctx+0x90/0x90 [ 279.417737][T12662] ? nbd_release+0x1a0/0x1a0 [ 279.422344][T12662] blkdev_ioctl+0x2a1/0x6d0 [ 279.426873][T12662] ? blkdev_common_ioctl+0x1830/0x1830 [ 279.432351][T12662] ? __fget_files+0x23d/0x3e0 [ 279.437047][T12662] block_ioctl+0xf9/0x140 [ 279.441400][T12662] ? bd_unlink_disk_holder+0x430/0x430 [ 279.447359][T12662] __x64_sys_ioctl+0x193/0x200 [ 279.452244][T12662] do_syscall_64+0x35/0xb0 [ 279.456689][T12662] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 279.462607][T12662] RIP: 0033:0x4665e9 [ 279.466520][T12662] 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 bc ff ff ff f7 d8 64 89 01 48 [ 279.486151][T12662] RSP: 002b:00007f9178ac0188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 279.494770][T12662] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 279.502933][T12662] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 279.511279][T12662] RBP: 00007f9178ac01d0 R08: 0000000000000000 R09: 0000000000000000 [ 279.519271][T12662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 279.527264][T12662] R13: 00007ffd01f7707f R14: 00007f9178ac0300 R15: 0000000000022000 03:31:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:24 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r7 = dup2(r5, r6) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r5, &(0x7f0000008100)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x6000) sendmmsg$unix(0xffffffffffffffff, &(0x7f000000a2c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000180)="45798aec3b90f62aa0de3f5d28343d2012fbd87173e58738b3bbb84e91456a325f08572488bdf458fa9ce55b2114dff19e80dc9f71cebbb5bde192787555a822bd3e3a313d22fd6ddf2ea3582d6f9bbd05474d94c2464f1cd2424836bf2ef679792362f0aa6f604af5692be114119067b8ed27b1d57f02b95bdb8b61474ca5480db986da8cf63f4f3b7eb9d3f9e436233faba49497285b54a9298166e7359d8ca5c1b6d967f2f19f7996b3633c06c1fd63838cd3199855cbc6d1bbe3a277fa772682c9e2ad1f018d684d026de3df0e07dc85e3454462c5ca1d4888c478c044a9e1598365884c44b031", 0xe9}], 0x1, &(0x7f0000000880)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x24, 0x1, 0x1, [r4, r5, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r7]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}], 0xc0, 0x84}}, {{&(0x7f0000000940)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000a80)=[{&(0x7f00000006c0)="1f370d1e2911eec4b92117440af600bd0680c1ce498f4b27b06a88fa1a85d39c1d0b5c802ec768c3cf", 0x29}, {&(0x7f00000009c0)="e818e93d70f5d56f635ea749788d91b87d0652d1a83d27a4323637f88fb00856e9c37127d84d1dda13146cbf7b402e8d4165dc4de1afd8260d2f80165f8bccee0c2d88bea1c0fb5e0f49bd563d8ca006701a8d8ff1d378457c7f78971ff7ed64ff09d050e2bd6cae61428e1f08fee29fb93a390610c6613019841b6fea54dbaf7aa8ddc90226eaac737e599b401087cbc2de9a1fd967344c48ec3e2ca20e37067365060147c83913", 0xa8}], 0x2, &(0x7f0000000f00)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}], 0x58, 0x80}}, {{&(0x7f0000000f80)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000001080)=[{&(0x7f0000001000)="1adb9d00e785f9eabe4bf73800a7a7f59355878b1e5d5a5a153a8c1314a146a2eac09ff40b3a24aa5ccafabaaffdf9d15b7bdb6fed09d73a7d96a37c831805f911ad269f1d796c1c0aa9882ee21e0d", 0x4f}], 0x1, &(0x7f0000001680)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r1, @ANYBLOB="0000000030000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32, @ANYRES32, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r8, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="02f6ff20"], 0x90, 0xc891}}, {{0x0, 0x0, &(0x7f00000018c0)=[{&(0x7f0000001740)="8dff92de92022c572d2a7826714e67aebaee36c91e6544cf44d05768de9893a9674e12ed740d6597c64e06355eb7dff519f013f9e183cb252613e449eb3bfccb1bb845b33c9d80df0ce87799e956a33ad7111ad8951e076a002d23ef948d7180e15c5197aac2b1a192397594cb7e2a4725f883416ad14c24afb28f", 0x7b}, {&(0x7f00000017c0)="a9d441d3b8e95479893d68f153aedde5e68ab517aa2f9716e628f304e0257434", 0x20}, {&(0x7f0000001800)="156cf35c9e224a0aaefbd2bd9a8bbe18735083b9e486cd36f4eb257d63e40c022dbcbdb7ccb32adf7f5e16f1b03ea264d54c943a1555ed6b438b8adc45fa2f57f9937e782d6ded201147205743317aa6323ba45abd243dad9947ff50c4cf14098b48007a0fbca23cfa8dad2d8b0b455d142bdd3db31f9b5be752d805ee840d942659da0a8831ca067ec4e6ce0af93db853a56b39e617ecbf97", 0x99}], 0x3, &(0x7f0000001a00)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}], 0x20, 0x20004000}}, {{&(0x7f0000001a40)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000001d40)=[{&(0x7f0000001ac0)="811eea6fcacac771d071be75fbcd683e2244661df58854e7087ceb174d7abb0aa09f34aa4c2b7629372a9f21a98aa2173ad6004585b332e2e2ac7c4e1a4089f47ca507c27c5a0778bbd4b92321b3bbea6946921b141df58e12adb4fd233e24547880e4aa7f87ec328975d8847a8a9126ca374f208bb8b7dba525c8d36bc538b733f09c216211b561d13d2a646c4b3863f81acba9", 0x94}, {&(0x7f0000001b80)="c104b3783682b7141a45934a92569c050dfc282439177ae234ce112d81639a738eea067b46fe14cef2034d078de9f267aadc9a525e59b8c5eeaff49842fbd26e44b435009ea53545fcb2ca20af85234520b9be0b6cfdf71c9a08593b93de5de67facb0aa46c8bd0f401d7b8dd06679bb835db397f536cbaffe8afa38c4e17f7f21be05e9f1648ac220238a6dccf8daea600eef53cbc9578c90f18299a31c5f227187fbc08fc0600e2f4e", 0xaa}, {&(0x7f0000001c40)="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", 0xfa}], 0x3, &(0x7f0000001e40)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x2c, 0x1, 0x1, [r5, 0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r3, r6]}}], 0x50, 0x2408e001}}, {{&(0x7f0000001ec0)=@abs={0x0, 0x0, 0x4e22}, 0x6e, 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{&(0x7f00000041c0)="d6e138caa579f3495015304f61de91555d3a3973b47a166fe7b8ff3705b05d64088ecbacce51d41c2b304efd7d709dc0f47e34e16ed0c334b60952a64a55af96ceffab2d04c13065a2ca44e7f84feb101638418d43da4de3efa73373056f797aa5bfebf2ff67a6f0a07b11d1366a03d8f1d2e402ca584e76c8dc9dc3d46b125cb9f3655226b5f5b70407a98d241ae3707a03e4a99a4de2df965bf73424c81ce9e058", 0xa2}, {&(0x7f0000004280)="76b43685756cd9fe6128f479b8c27ac404c69c45ef268ac24df693ea5f293a59529fb6ee59c0206b1c7b1bae2fa1496624d215c0122d0b1ee25493cb7963783a51010be3bfa1408fbb990ce7200a55f38d2a942e2c8f24b4e562fd48431f69a17271292f4e305327a9f1fb0012a9532ff771984d3be552e9463c2c743284c3204412906fd3", 0x85}], 0x6, &(0x7f00000064c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}], 0x38, 0x200400c8}}, {{&(0x7f0000006500)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000007bc0)=[{&(0x7f0000006580)="0ecc13b5d002f131726623eccde2e541f02b91a31842ecf1755e7b44803c57f4512a0035d864453ba96008f792f594729f49e2", 0x33}, {&(0x7f00000065c0)="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0x1000}, {&(0x7f00000075c0)="24f5d4a590d4aba0a06c124e21ad7bf7667df2dc1fb6e37c363cbef1d9656022b7ed40db96988ac9d5e47244e24f67a3e87582431f2e4db6f5aacc19d02fd020", 0x40}, {&(0x7f0000007600)="eaeab22f4f1f052f850410dcab0c14f70d6e3afd3c46eab004a569f438a959cf798ba3f9ac2b3bcb43d19cdb0cdce9cf31b38ed9e5135ba7b4bc19376472368bd1426f76b812223c7fe24b8b6246b514721f64ab6d44122959df8888390dacebeea0122eed7eeef132bd872730b24c6f557d25d584a7cf3e0fbec4337751c06af74fb8cf7f7097f6fff27eca1aa3ae85383dff55a18e1af0bf6a0d1dd7f450a8927d64e18a171ebf38cd0feab2dda02fc89f56942fe780c9deb1c060df0dc88610a95f48a2d6a5611f717ca0753b2d0f2631e9207792fc0400ee03b9729ea4792e2ae6", 0xe3}, {&(0x7f0000007700)="08bc42b96d4dd48b5d674f826e38241fea430f2ec361d05d2f094fea45fa457ba927f4257b95d88442d576e4d16034332c4846c4a2637a51eb9236f1136a275bb1ae7ea1e919b0ddcd7c1df4163451b61415572800a1e029bd2e18fceb7a067bd3584109e938dbc06c13c18c028e801cca23faa1f05658810193cf25baa64cee94bc8398019ff56bb78abe6cdf", 0x8d}, {&(0x7f00000077c0)="044c627279c9d603d106fa108c57ac1ea915358ed7820b801b010bb543573d9e974992060ecea920964dfd40d01a3ce18fa2424a2f6edf3ee3360eef364eab4a8b0ca07224fb6c898ce3f35b4b1d3e1bb40f197aa356f386dfa57ecb907e175f97222dc9486231f836a416814edeaea76c2744171034345af1b2eec8e8832119e7692dcab26d694a1831d729b30486906d60fff0884a914b4099621bff24353ad480abf3aebbb9cd59e8664b8f7201a1467a69f3409acaf744c7b1ecd48fa1631aa288e4", 0xc4}, {&(0x7f00000078c0)="9d1da912b67fe00a352858f8a790a38955ac014d4749a26fb048ed2970da09a1faa357fd73bb51ad864b4f270b7e9b636d790f010922f7ec379f9962ec8c39494e3b301562658c57658f481eff4e86a6bfd203b989ea726b07c65dd24ec53bf4420bed447a2bfb6960da162cdd9270155f34096d61eb3e5f4f0be982cbd2697c8c29d1d6211d24cd993bbeca279a54aeb8f9e1611931cfc40d59c4cddead1aa7b3f0d7f5379b10efaf569614ac936205df7d6fe215d7ef6dc8972c915135e7288503833052a9739a3fd920363db5654b0a", 0xd1}, {&(0x7f00000079c0)="2ebee2eb075a4c12c050675859d15143c163a1fbda9cf4f2289424f7e7dd7f19506c0604fea547696cacb2386e7072f298c0c91caa205d5cf532d6972f046d2b81eea3fff5793887bb086001b85ffbeb93418f1d18d83c13a505b28ee3d01a3bcfd3f085dace9213ca6ff8ed4f00af0114744a539ee61e3b4c063c1616cb58252b97b6426c7ae7711ea02eaf63edebffa503f0ee3f600767bb86a0fb6156cc794608ac173384d5b81c34eaf216f2042e2708382df30c8e81836ac8d53316e83eb54d47e8d2e69e3043f170587fbff3f2", 0xd0}, {&(0x7f0000007ac0)="ee6e238e53a560b99bc2b4fb8d388ed9ae86f8e89d227a3d839b2d7bafb33013d1fc6bd976c1c014260cbc117366a054bd264b79935a3921efd7ed6d3c1c4bfcfea01773c6b51643ed38ff501dd4407b0093fdcabd3a8ac51c2d8cf401682e1aad7125e95e79a0e10d29215e3bda1be2e304134e270f639b21af60dc97de8674346d5678280f059aac4252c117eab877c9f2998330c260bf80e7cb3766ca41d591cb543786536439ef3216b19cd5a415ae6d416e033c58d7da34bfdd0ea50ba1ec6bc4728f01c12a835b653b32484873a1362c897841c4279b9fb8543f", 0xdd}], 0x9, &(0x7f000000a200)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff, r7, r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff, r10}}}], 0xb0, 0x4001}}], 0x8, 0x4000) [ 279.744454][T12646] block nbd2: Could not allocate knbd recv work queue. 03:31:24 executing program 0: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:24 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 280.042128][T12662] block nbd1: Could not allocate knbd recv work queue. [ 280.055639][T12668] block nbd1: shutting down sockets 03:31:24 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 280.087200][T12686] block nbd0: server does not support multiple connections per device. [ 280.103590][T12681] block nbd5: shutting down sockets [ 280.131387][T12682] block nbd0: shutting down sockets 03:31:24 executing program 0: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 280.195920][T10198] block nbd3: Receive control failed (result -32) [ 280.206695][T12671] block nbd3: shutting down sockets 03:31:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r4, &(0x7f0000008100)={0x2020}, 0x2020) newfstatat(0xffffffffffffff9c, &(0x7f000000a140)='./file0\x00', &(0x7f000000a180), 0x6000) 03:31:25 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 280.314636][T12692] block nbd1: shutting down sockets [ 280.406058][T12699] block nbd0: Device being setup by another task [ 280.413154][T12701] block nbd2: shutting down sockets 03:31:25 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x2) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:25 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x2) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 280.766259][T10305] block nbd4: Receive control failed (result -32) [ 280.768524][T12714] block nbd2: shutting down sockets [ 280.777111][T12684] block nbd4: shutting down sockets [ 280.797187][T12715] block nbd1: shutting down sockets 03:31:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) read$FUSE(r4, &(0x7f0000008100)={0x2020}, 0x2020) 03:31:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 280.871930][T10407] block nbd5: shutting down sockets [ 280.966219][T12717] block nbd1: Device being setup by another task [ 280.972936][T12719] block nbd2: Device being setup by another task [ 280.988494][T12721] block nbd2: shutting down sockets 03:31:25 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x10) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:25 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x10) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 281.077954][T10198] block nbd0: Receive control failed (result -32) [ 281.078788][T12703] block nbd0: shutting down sockets [ 281.099691][T12722] block nbd5: shutting down sockets 03:31:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) [ 281.247128][T12729] block nbd1: shutting down sockets 03:31:26 executing program 0: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 281.365447][T12732] block nbd1: Device being setup by another task [ 281.366797][T12733] block nbd2: shutting down sockets [ 281.375443][T12736] block nbd1: shutting down sockets 03:31:26 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x301) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 281.421073][ T8456] block nbd3: Receive control failed (result -32) [ 281.431458][T12707] block nbd3: shutting down sockets 03:31:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 281.496054][T12739] block nbd2: Device being setup by another task [ 281.502649][T12740] block nbd2: shutting down sockets [ 281.509425][T12735] block nbd5: shutting down sockets 03:31:26 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x301) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:26 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)) [ 281.615195][T12743] block nbd0: Device being setup by another task [ 281.677986][T12750] block nbd1: Device being setup by another task [ 281.684510][T12747] block nbd1: shutting down sockets [ 281.746828][T12754] block nbd2: shutting down sockets [ 281.786270][T12750] block nbd1: Device being setup by another task [ 281.793014][T12757] block nbd1: shutting down sockets [ 281.852685][T10198] block nbd4: Receive control failed (result -32) [ 281.855077][T12758] block nbd2: Device being setup by another task [ 281.866559][T12725] block nbd4: shutting down sockets [ 281.938643][T10407] block nbd5: shutting down sockets 03:31:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:26 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x125d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:26 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) [ 282.035719][T10366] block nbd2: shutting down sockets 03:31:26 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x125d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 282.267049][T12767] block nbd1: shutting down sockets [ 282.286522][T12769] block nbd2: shutting down sockets [ 282.290471][T12763] block nbd5: shutting down sockets [ 282.298329][T10305] block nbd0: Receive control failed (result -32) [ 282.308476][T12741] block nbd0: shutting down sockets [ 282.365973][ T8456] block nbd3: Receive control failed (result -32) [ 282.374808][T12744] block nbd3: shutting down sockets 03:31:27 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:27 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:27 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x125e) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 282.425492][T12778] block nbd2: Device being setup by another task [ 282.455869][T12779] block nbd2: shutting down sockets 03:31:27 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) 03:31:27 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x125e) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 282.656724][T12782] block nbd0: server does not support multiple connections per device. [ 282.687183][T12781] block nbd0: shutting down sockets 03:31:27 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 282.746068][T12794] block nbd1: Device being setup by another task [ 282.752716][T12787] block nbd1: shutting down sockets [ 282.779160][T12785] block nbd5: shutting down sockets [ 282.795165][T12795] block nbd2: Device being setup by another task [ 282.814661][T12791] block nbd2: shutting down sockets [ 282.865090][T12794] block nbd1: Device being setup by another task [ 282.872032][T12797] block nbd1: shutting down sockets 03:31:27 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') [ 282.915093][T12795] block nbd2: Device being setup by another task [ 282.925602][T12798] block nbd2: shutting down sockets 03:31:27 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x125f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 282.991917][T10198] block nbd4: Receive control failed (result -32) [ 282.992355][T12766] block nbd4: shutting down sockets 03:31:27 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:27 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x125f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 283.055523][T12800] block nbd0: server does not support multiple connections per device. [ 283.081712][T12799] block nbd0: shutting down sockets 03:31:27 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 283.216686][T12805] block nbd2: shutting down sockets [ 283.243453][T12801] block nbd5: shutting down sockets [ 283.278150][T12807] block nbd1: shutting down sockets 03:31:28 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) [ 283.315072][T12810] block nbd2: Device being setup by another task [ 283.322768][T12812] block nbd2: shutting down sockets [ 283.355233][T12811] block nbd0: server does not support multiple connections per device. [ 283.378480][T12808] block nbd0: shutting down sockets [ 283.406217][T12814] block nbd1: Device being setup by another task [ 283.412757][T12815] block nbd1: shutting down sockets [ 283.433935][ T8456] block nbd3: Receive control failed (result -32) [ 283.443354][T12786] block nbd3: shutting down sockets 03:31:28 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1260) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:28 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:28 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:28 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1260) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 283.645365][T12820] block nbd5: shutting down sockets 03:31:28 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 283.738095][T12826] block nbd2: shutting down sockets [ 283.806540][T12831] block nbd1: shutting down sockets [ 283.816765][T12834] block nbd0: server does not support multiple connections per device. [ 283.884366][T12825] block nbd0: shutting down sockets 03:31:28 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1261) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 283.924935][T12835] block nbd1: Device being setup by another task [ 283.945010][T12833] block nbd2: Device being setup by another task [ 283.961999][T12839] block nbd2: shutting down sockets [ 283.996358][T12836] block nbd5: shutting down sockets 03:31:28 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:28 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 284.114550][T10198] block nbd4: Receive control failed (result -32) [ 284.123700][T12813] block nbd4: shutting down sockets [ 284.146803][T12842] block nbd1: shutting down sockets [ 284.175182][T12844] block nbd0: server does not support multiple connections per device. [ 284.189197][T12843] block nbd0: shutting down sockets 03:31:28 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:28 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1261) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 284.225083][T12845] block nbd5: shutting down sockets 03:31:29 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:29 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) [ 284.284961][T12847] block nbd1: Device being setup by another task [ 284.291803][T12851] block nbd1: shutting down sockets 03:31:29 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1262) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 284.396385][T12852] block nbd2: shutting down sockets [ 284.458652][ T8456] block nbd3: Receive control failed (result -32) [ 284.459105][T12824] block nbd3: shutting down sockets 03:31:29 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:29 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) 03:31:29 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1262) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 284.555564][T12860] block nbd0: server does not support multiple connections per device. [ 284.572251][T12856] block nbd0: shutting down sockets 03:31:29 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) [ 284.645041][T12868] block nbd1: Device being setup by another task [ 284.653144][T12864] block nbd1: shutting down sockets 03:31:29 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:29 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1263) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 284.796316][T12874] block nbd2: shutting down sockets 03:31:29 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) [ 284.914958][T12880] block nbd2: Device being setup by another task [ 284.924002][T12883] block nbd2: shutting down sockets [ 285.036468][T12885] block nbd1: shutting down sockets [ 285.069847][T12886] block nbd0: server does not support multiple connections per device. [ 285.090137][T12882] block nbd0: shutting down sockets [ 285.154987][T12890] block nbd1: Device being setup by another task [ 285.162676][T12891] block nbd1: shutting down sockets [ 285.228231][ T8456] block nbd4: Receive control failed (result -32) [ 285.239597][T12853] block nbd4: shutting down sockets 03:31:30 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) 03:31:30 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1263) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:30 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:30 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:30 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1264) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 285.472435][T10198] block nbd3: Receive control failed (result -32) [ 285.472865][T12871] block nbd3: shutting down sockets [ 285.494897][T12905] block nbd2: Device being setup by another task [ 285.505795][T12900] block nbd1: shutting down sockets [ 285.520697][T12899] block nbd2: shutting down sockets 03:31:30 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 03:31:30 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) [ 285.584969][T12906] block nbd0: Device being setup by another task [ 285.600469][T12905] block nbd2: Device being setup by another task [ 285.609684][T12913] block nbd2: shutting down sockets 03:31:30 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1265) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:30 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1264) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:30 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 285.866284][T12920] block nbd1: shutting down sockets [ 285.875114][T12918] block nbd3: shutting down sockets 03:31:30 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 285.916394][T12922] block nbd2: shutting down sockets [ 285.961955][T12924] block nbd5: shutting down sockets [ 285.978280][T12925] block nbd1: Device being setup by another task [ 285.991693][T12928] block nbd1: shutting down sockets [ 286.074698][T12927] block nbd2: Device being setup by another task [ 286.081527][T12931] block nbd2: shutting down sockets 03:31:30 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:31:30 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1267) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 286.204792][T12933] block nbd3: Device being setup by another task [ 286.222727][ T8456] block nbd0: Receive control failed (result -32) [ 286.232127][T12901] block nbd0: shutting down sockets [ 286.254389][T10708] block nbd3: shutting down sockets [ 286.266068][T10198] block nbd4: Receive control failed (result -32) [ 286.266427][T12904] block nbd4: shutting down sockets 03:31:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 286.377240][T12934] block nbd5: shutting down sockets 03:31:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1265) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:31 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:31 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 286.536167][T12938] block nbd1: shutting down sockets [ 286.565080][T12937] block nbd3: shutting down sockets 03:31:31 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1268) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 286.614779][T12946] block nbd1: Device being setup by another task [ 286.616315][T12943] block nbd2: shutting down sockets [ 286.621773][T12952] block nbd1: shutting down sockets 03:31:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x125d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:31 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 286.724906][T12953] block nbd0: Device being setup by another task [ 286.764830][T12954] block nbd2: Device being setup by another task [ 286.772544][T12958] block nbd2: shutting down sockets 03:31:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1267) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 286.798318][T12956] block nbd3: shutting down sockets 03:31:31 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:31:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x301) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 286.976238][T12961] block nbd1: shutting down sockets 03:31:31 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) [ 287.074901][T12968] block nbd2: Device being setup by another task [ 287.081410][T12967] block nbd1: Device being setup by another task [ 287.088375][T12972] block nbd1: shutting down sockets [ 287.095964][T12965] block nbd2: shutting down sockets [ 287.149357][T12973] block nbd3: shutting down sockets 03:31:31 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1269) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 287.184531][T12968] block nbd2: Device being setup by another task [ 287.205713][T12976] block nbd2: shutting down sockets [ 287.324882][T10198] block nbd4: Receive control failed (result -32) [ 287.325814][T12942] block nbd4: shutting down sockets [ 287.404103][ T8456] block nbd0: Receive control failed (result -32) [ 287.404537][T12949] block nbd0: shutting down sockets [ 287.444968][T12981] block nbd1: Device being setup by another task [ 287.467987][T12979] block nbd1: shutting down sockets 03:31:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:32 executing program 3: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab03) 03:31:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1268) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:32 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) 03:31:32 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 03:31:32 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1274) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:32 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) [ 287.714547][T12989] block nbd2: shutting down sockets [ 287.725260][T12987] block nbd4: shutting down sockets [ 287.766619][T12996] block nbd1: shutting down sockets [ 287.794763][T13003] block nbd2: Device being setup by another task [ 287.805428][T13006] block nbd2: shutting down sockets 03:31:32 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 03:31:32 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1276) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1269) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:32 executing program 5: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) 03:31:32 executing program 5: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) [ 288.134563][T13020] block nbd4: Device being setup by another task [ 288.136548][T13015] block nbd1: shutting down sockets [ 288.147296][T13012] block nbd4: shutting down sockets [ 288.156836][T13018] block nbd2: shutting down sockets [ 288.274699][T13018] block nbd2: Device being setup by another task [ 288.274897][T13024] block nbd1: Device being setup by another task [ 288.288121][T13027] block nbd2: shutting down sockets [ 288.359552][T13026] block nbd1: shutting down sockets [ 288.456391][ T8456] block nbd3: Receive control failed (result -32) [ 288.469999][T12988] block nbd3: shutting down sockets [ 288.486662][T12994] block nbd0: shutting down sockets 03:31:33 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:33 executing program 3 (fault-call:7 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:33 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 03:31:33 executing program 5: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) 03:31:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1274) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:33 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1277) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:33 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) [ 288.844575][T13042] block nbd4: Device being setup by another task [ 288.846338][T13036] block nbd2: shutting down sockets [ 288.853252][T13038] block nbd1: shutting down sockets [ 288.868603][T13030] block nbd4: shutting down sockets 03:31:33 executing program 4 (fault-call:5 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 288.896111][T13040] FAULT_INJECTION: forcing a failure. [ 288.896111][T13040] name failslab, interval 1, probability 0, space 0, times 0 [ 288.959172][T13040] CPU: 0 PID: 13040 Comm: syz-executor.3 Not tainted 5.14.0-rc4-syzkaller #0 [ 288.968071][T13040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.978147][T13040] Call Trace: [ 288.981442][T13040] dump_stack_lvl+0xcd/0x134 [ 288.986060][T13040] should_fail.cold+0x5/0xa [ 288.990624][T13040] ? tomoyo_realpath_from_path+0xc3/0x620 [ 288.996661][T13040] should_failslab+0x5/0x10 [ 289.001210][T13040] __kmalloc+0x7e/0x4d0 [ 289.005533][T13040] tomoyo_realpath_from_path+0xc3/0x620 [ 289.011115][T13040] ? tomoyo_profile+0x42/0x50 [ 289.015816][T13040] tomoyo_path_number_perm+0x1d5/0x590 [ 289.021304][T13040] ? tomoyo_path_number_perm+0x18d/0x590 [ 289.027001][T13040] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 289.033102][T13040] ? lock_downgrade+0x6e0/0x6e0 [ 289.037977][T13040] ? __fget_files+0x23d/0x3e0 [ 289.042765][T13040] security_file_ioctl+0x50/0xb0 [ 289.047732][T13040] __x64_sys_ioctl+0xb3/0x200 [ 289.052870][T13040] do_syscall_64+0x35/0xb0 [ 289.057351][T13040] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 289.063274][T13040] RIP: 0033:0x4665e9 [ 289.067186][T13040] 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 bc ff ff ff f7 d8 64 89 01 48 [ 289.087338][T13040] RSP: 002b:00007fc1f00fd188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 289.095780][T13040] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 03:31:33 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) [ 289.103773][T13040] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 289.106220][T13055] FAULT_INJECTION: forcing a failure. [ 289.106220][T13055] name failslab, interval 1, probability 0, space 0, times 0 [ 289.111863][T13040] RBP: 00007fc1f00fd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 289.111884][T13040] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 289.111898][T13040] R13: 00007ffd3c42bacf R14: 00007fc1f00fd300 R15: 0000000000022000 [ 289.125919][T13047] block nbd1: Device being setup by another task [ 289.174425][T13048] block nbd2: Device being setup by another task [ 289.183654][T13057] block nbd2: shutting down sockets [ 289.224501][T13053] block nbd4: Device being setup by another task [ 289.248263][T13055] CPU: 1 PID: 13055 Comm: syz-executor.4 Not tainted 5.14.0-rc4-syzkaller #0 [ 289.257272][T13055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.259454][T13050] block nbd1: shutting down sockets [ 289.267464][T13055] Call Trace: [ 289.267479][T13055] dump_stack_lvl+0xcd/0x134 [ 289.267513][T13055] should_fail.cold+0x5/0xa [ 289.267544][T13055] ? tomoyo_realpath_from_path+0xc3/0x620 [ 289.267573][T13055] should_failslab+0x5/0x10 [ 289.267597][T13055] __kmalloc+0x7e/0x4d0 [ 289.267618][T13055] tomoyo_realpath_from_path+0xc3/0x620 [ 289.267645][T13055] ? tomoyo_profile+0x42/0x50 [ 289.267668][T13055] tomoyo_path_number_perm+0x1d5/0x590 [ 289.267696][T13055] ? tomoyo_path_number_perm+0x18d/0x590 [ 289.267725][T13055] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 289.326914][T13055] ? lock_downgrade+0x6e0/0x6e0 [ 289.331797][T13055] ? __fget_files+0x23d/0x3e0 [ 289.332579][T13040] ERROR: Out of memory at tomoyo_realpath_from_path. [ 289.336494][T13055] security_file_ioctl+0x50/0xb0 [ 289.336530][T13055] __x64_sys_ioctl+0xb3/0x200 [ 289.336556][T13055] do_syscall_64+0x35/0xb0 [ 289.336583][T13055] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 289.336610][T13055] RIP: 0033:0x4665e9 [ 289.336629][T13055] 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 bc ff ff ff f7 d8 64 89 01 48 [ 289.336653][T13055] RSP: 002b:00007fa8ac584188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 289.395299][T13055] RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 00000000004665e9 [ 289.403289][T13055] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006 [ 289.411277][T13055] RBP: 00007fa8ac5841d0 R08: 0000000000000000 R09: 0000000000000000 03:31:34 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1278) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1276) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 289.419266][T13055] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 289.427258][T13055] R13: 00007fffddd8654f R14: 00007fa8ac584300 R15: 0000000000022000 03:31:34 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) [ 289.487207][T13062] block nbd1: shutting down sockets [ 289.499696][T13055] ERROR: Out of memory at tomoyo_realpath_from_path. [ 289.565031][T13063] block nbd1: Device being setup by another task [ 289.624724][T10305] block nbd3: Receive control failed (result -32) [ 289.624724][T10306] block nbd3: Receive control failed (result -32) [ 289.627226][T13040] block nbd3: shutting down sockets [ 289.632554][T13041] block nbd0: shutting down sockets [ 289.674410][T13063] block nbd1: Device being setup by another task [ 289.681887][T13072] block nbd1: shutting down sockets [ 289.724434][T13073] block nbd2: Device being setup by another task [ 289.730876][T13071] block nbd2: shutting down sockets [ 289.814335][T13073] block nbd2: Device being setup by another task [ 289.820766][T13076] block nbd2: shutting down sockets [ 289.832650][ T8456] block nbd4: Receive control failed (result -32) [ 289.841554][T13051] block nbd4: shutting down sockets 03:31:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:34 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:34 executing program 5 (fault-call:2 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:31:34 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1279) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1277) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:34 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 290.152358][T13081] FAULT_INJECTION: forcing a failure. [ 290.152358][T13081] name failslab, interval 1, probability 0, space 0, times 0 [ 290.230970][T13081] CPU: 1 PID: 13081 Comm: syz-executor.5 Not tainted 5.14.0-rc4-syzkaller #0 [ 290.239788][T13081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.249865][T13081] Call Trace: [ 290.253168][T13081] dump_stack_lvl+0xcd/0x134 [ 290.257977][T13081] should_fail.cold+0x5/0xa [ 290.262598][T13081] ? tomoyo_realpath_from_path+0xc3/0x620 [ 290.268475][T13081] should_failslab+0x5/0x10 [ 290.273008][T13081] __kmalloc+0x7e/0x4d0 [ 290.277446][T13081] tomoyo_realpath_from_path+0xc3/0x620 [ 290.283029][T13081] ? tomoyo_profile+0x42/0x50 [ 290.287725][T13081] tomoyo_path_number_perm+0x1d5/0x590 [ 290.293209][T13081] ? tomoyo_path_number_perm+0x18d/0x590 [ 290.298863][T13081] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 290.304721][T13081] ? lock_downgrade+0x6e0/0x6e0 [ 290.309699][T13081] ? __fget_files+0x23d/0x3e0 [ 290.314407][T13081] security_file_ioctl+0x50/0xb0 [ 290.319401][T13081] __x64_sys_ioctl+0xb3/0x200 [ 290.324109][T13081] do_syscall_64+0x35/0xb0 [ 290.328563][T13081] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 290.334765][T13081] RIP: 0033:0x4665e9 [ 290.338666][T13081] 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 bc ff ff ff f7 d8 64 89 01 48 [ 290.358376][T13081] RSP: 002b:00007f4c6e5ac188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 290.366797][T13081] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 290.374768][T13081] RDX: 0000000000000004 RSI: 000000000000ab00 RDI: 0000000000000003 [ 290.382735][T13081] RBP: 00007f4c6e5ac1d0 R08: 0000000000000000 R09: 0000000000000000 [ 290.391051][T13081] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 290.399152][T13081] R13: 00007ffec5d3b0cf R14: 00007f4c6e5ac300 R15: 0000000000022000 [ 290.414940][T13092] block nbd1: shutting down sockets [ 290.427451][T13081] ERROR: Out of memory at tomoyo_realpath_from_path. [ 290.466510][T13094] block nbd2: Device being setup by another task [ 290.473034][T13090] block nbd1: Device being setup by another task [ 290.482342][T13078] block nbd5: shutting down sockets [ 290.491235][T13084] block nbd2: shutting down sockets [ 290.504435][T13091] block nbd4: Device being setup by another task 03:31:35 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1278) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 290.625217][T13090] block nbd1: Device being setup by another task [ 290.631692][T13104] block nbd1: shutting down sockets 03:31:35 executing program 5 (fault-call:2 fault-nth:1): r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:31:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127a) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 290.805554][T13107] block nbd2: Device being setup by another task [ 290.814234][T13106] block nbd2: shutting down sockets [ 290.886359][T13111] FAULT_INJECTION: forcing a failure. [ 290.886359][T13111] name failslab, interval 1, probability 0, space 0, times 0 [ 290.914343][T13107] block nbd2: Device being setup by another task [ 290.939333][T13108] block nbd2: shutting down sockets [ 290.944344][T10198] block nbd3: Receive control failed (result -32) [ 290.953726][ T8456] block nbd3: Receive control failed (result -32) 03:31:35 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1279) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 291.012467][T10708] block nbd3: shutting down sockets [ 291.025539][T10305] block nbd0: Receive control failed (result -32) 03:31:35 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x2) [ 291.065451][T13114] block nbd1: Device being setup by another task [ 291.076479][T10306] block nbd4: Receive control failed (result -32) [ 291.096984][T13111] CPU: 0 PID: 13111 Comm: syz-executor.5 Not tainted 5.14.0-rc4-syzkaller #0 [ 291.102840][T13113] block nbd1: shutting down sockets [ 291.105971][T13111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.105992][T13111] Call Trace: [ 291.106001][T13111] dump_stack_lvl+0xcd/0x134 [ 291.106033][T13111] should_fail.cold+0x5/0xa [ 291.106063][T13111] ? tomoyo_encode2.part.0+0xe9/0x3a0 [ 291.140137][T13111] should_failslab+0x5/0x10 [ 291.144664][T13111] __kmalloc+0x7e/0x4d0 [ 291.148839][T13111] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 291.155193][T13111] ? d_absolute_path+0x10f/0x170 [ 291.160170][T13111] tomoyo_encode2.part.0+0xe9/0x3a0 [ 291.165396][T13111] tomoyo_encode+0x28/0x50 [ 291.169843][T13111] tomoyo_realpath_from_path+0x186/0x620 [ 291.175509][T13111] tomoyo_path_number_perm+0x1d5/0x590 [ 291.181007][T13111] ? tomoyo_path_number_perm+0x18d/0x590 [ 291.186670][T13111] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 291.192595][T13111] ? lock_downgrade+0x6e0/0x6e0 [ 291.197469][T13111] ? __fget_files+0x23d/0x3e0 [ 291.202186][T13111] security_file_ioctl+0x50/0xb0 [ 291.204136][T10835] block nbd4: shutting down sockets [ 291.207249][T13111] __x64_sys_ioctl+0xb3/0x200 [ 291.217218][T13111] do_syscall_64+0x35/0xb0 [ 291.217685][T10407] block nbd0: shutting down sockets [ 291.221732][T13111] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 291.221766][T13111] RIP: 0033:0x4665e9 [ 291.221785][T13111] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 291.221811][T13111] RSP: 002b:00007f4c6e5ac188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 03:31:36 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x2) [ 291.266123][T13111] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 291.274133][T13111] RDX: 0000000000000004 RSI: 000000000000ab00 RDI: 0000000000000003 [ 291.282231][T13111] RBP: 00007f4c6e5ac1d0 R08: 0000000000000000 R09: 0000000000000000 [ 291.292050][T13111] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 291.300332][T13111] R13: 00007ffec5d3b0cf R14: 00007f4c6e5ac300 R15: 0000000000022000 03:31:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 291.348282][T13124] block nbd2: shutting down sockets 03:31:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127b) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 291.394530][T13121] block nbd3: Device being setup by another task [ 291.401189][T13122] block nbd2: Device being setup by another task [ 291.410996][T13116] block nbd3: shutting down sockets [ 291.450450][T13111] ERROR: Out of memory at tomoyo_realpath_from_path. [ 291.497938][T13109] block nbd5: shutting down sockets [ 291.514283][T13117] block nbd2: Device being setup by another task [ 291.514281][T13118] block nbd3: Device being setup by another task [ 291.514342][T13118] block nbd3: shutting down sockets [ 291.524144][T13124] block nbd2: shutting down sockets [ 291.586001][T13125] block nbd4: shutting down sockets 03:31:36 executing program 5 (fault-call:2 fault-nth:2): r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:31:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:36 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x10) 03:31:36 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127a) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 291.665730][T13131] block nbd1: shutting down sockets [ 291.684665][T13132] block nbd4: Device being setup by another task [ 291.691115][T13132] block nbd4: shutting down sockets [ 291.764183][T13134] block nbd1: Device being setup by another task [ 291.772532][T13137] block nbd1: shutting down sockets [ 291.834476][T13141] FAULT_INJECTION: forcing a failure. [ 291.834476][T13141] name failslab, interval 1, probability 0, space 0, times 0 03:31:36 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x10) 03:31:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 291.886598][T13141] CPU: 1 PID: 13141 Comm: syz-executor.5 Not tainted 5.14.0-rc4-syzkaller #0 [ 291.895412][T13141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.905572][T13141] Call Trace: [ 291.908901][T13141] dump_stack_lvl+0xcd/0x134 [ 291.913517][T13141] should_fail.cold+0x5/0xa [ 291.918054][T13141] should_failslab+0x5/0x10 [ 291.922634][T13141] kmem_cache_alloc_trace+0x57/0x480 [ 291.927942][T13141] nbd_add_socket+0x255/0x850 [ 291.932641][T13141] ? cap_capable+0x1f1/0x280 [ 291.937339][T13141] ? trace_event_raw_event_nbd_transport_event+0x230/0x230 [ 291.944570][T13141] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 291.950949][T13141] ? security_capable+0x8f/0xc0 [ 291.956078][T13141] nbd_ioctl+0x388/0xa50 [ 291.960341][T13141] ? vfs_fileattr_set+0xb50/0xb50 [ 291.965472][T13141] ? blk_ioctl_discard+0x2e0/0x2e0 [ 291.970610][T13141] ? nbd_release+0x1a0/0x1a0 [ 291.975830][T13141] ? selinux_file_ioctl+0x424/0x5d0 [ 291.981055][T13141] ? selinux_file_ioctl+0x10f/0x5d0 [ 291.986291][T13141] ? selinux_inode_getsecctx+0x90/0x90 [ 291.991779][T13141] ? nbd_release+0x1a0/0x1a0 [ 291.996393][T13141] blkdev_ioctl+0x2a1/0x6d0 [ 292.000955][T13141] ? blkdev_common_ioctl+0x1830/0x1830 [ 292.006525][T13141] ? __fget_files+0x23d/0x3e0 [ 292.011221][T13141] block_ioctl+0xf9/0x140 [ 292.015566][T13141] ? bd_unlink_disk_holder+0x430/0x430 [ 292.021218][T13141] __x64_sys_ioctl+0x193/0x200 [ 292.026003][T13141] do_syscall_64+0x35/0xb0 [ 292.030441][T13141] entry_SYSCALL_64_after_hwframe+0x44/0xae 03:31:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 292.036449][T13141] RIP: 0033:0x4665e9 [ 292.040359][T13141] 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 bc ff ff ff f7 d8 64 89 01 48 [ 292.060095][T13141] RSP: 002b:00007f4c6e5ac188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 292.068542][T13141] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 292.076534][T13141] RDX: 0000000000000004 RSI: 000000000000ab00 RDI: 0000000000000003 03:31:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127c) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 292.084783][T13141] RBP: 00007f4c6e5ac1d0 R08: 0000000000000000 R09: 0000000000000000 [ 292.092798][T13141] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 292.100808][T13141] R13: 00007ffec5d3b0cf R14: 00007f4c6e5ac300 R15: 0000000000022000 [ 292.117944][T13148] block nbd2: shutting down sockets [ 292.135647][T13139] block nbd3: shutting down sockets [ 292.174132][T13145] block nbd2: Device being setup by another task [ 292.174793][T13151] block nbd0: shutting down sockets [ 292.234308][T13152] block nbd3: Device being setup by another task [ 292.242210][T13152] block nbd3: shutting down sockets [ 292.274509][T13144] block nbd2: Device being setup by another task [ 292.282188][T13148] block nbd2: shutting down sockets [ 292.294217][T13157] block nbd4: Device being setup by another task 03:31:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:37 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x301) [ 292.325863][T13146] block nbd4: shutting down sockets [ 292.336494][T13156] block nbd1: shutting down sockets 03:31:37 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127b) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 292.415016][T13157] block nbd4: Device being setup by another task [ 292.424339][T13157] block nbd4: shutting down sockets [ 292.454278][T13158] block nbd1: Device being setup by another task 03:31:37 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x301) [ 292.462012][T13163] block nbd1: shutting down sockets [ 292.468380][T13160] block nbd0: shutting down sockets [ 292.517205][T13159] block nbd3: shutting down sockets [ 292.644107][T13166] block nbd3: Device being setup by another task [ 292.647224][T13167] block nbd2: shutting down sockets [ 292.650824][T13166] block nbd3: shutting down sockets [ 292.744170][T13170] block nbd2: Device being setup by another task [ 292.744341][T13173] block nbd2: shutting down sockets [ 292.765679][T13168] block nbd4: shutting down sockets 03:31:37 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:31:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:37 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:37 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x125d) 03:31:37 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127c) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 292.874123][T13171] block nbd4: Device being setup by another task [ 292.883619][T13171] block nbd4: shutting down sockets [ 292.954745][T13174] block nbd0: shutting down sockets [ 292.965905][T13178] block nbd1: shutting down sockets 03:31:37 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x125d) [ 293.007389][T13176] block nbd3: shutting down sockets [ 293.034442][T13181] block nbd5: shutting down sockets 03:31:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) [ 293.073971][T13183] block nbd1: Device being setup by another task [ 293.093738][T13185] block nbd1: shutting down sockets 03:31:37 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x2, r1) 03:31:37 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127e) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 293.155515][T13190] block nbd2: Device being setup by another task [ 293.162043][T13186] block nbd2: shutting down sockets [ 293.162060][T13187] block nbd3: Device being setup by another task [ 293.184313][T13187] block nbd3: shutting down sockets [ 293.244302][T13192] block nbd4: Device being setup by another task [ 293.292782][T13188] block nbd4: shutting down sockets [ 293.298639][T13186] block nbd2: Device being setup by another task [ 293.322250][T13194] block nbd2: shutting down sockets 03:31:38 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x125e) [ 293.445814][T13189] block nbd4: Device being setup by another task [ 293.452238][T13189] block nbd4: shutting down sockets 03:31:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:38 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x10, r1) [ 293.524129][T13203] block nbd1: Device being setup by another task [ 293.531922][T13202] block nbd1: shutting down sockets 03:31:38 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x125e) [ 293.636146][T13202] block nbd1: Device being setup by another task [ 293.643609][T13205] block nbd1: shutting down sockets [ 293.652484][T13204] block nbd3: shutting down sockets 03:31:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:38 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x301, r1) [ 293.754136][T13213] block nbd3: Device being setup by another task [ 293.764244][T13213] block nbd3: shutting down sockets [ 293.782487][T13210] block nbd2: shutting down sockets [ 293.785401][T13211] block nbd4: shutting down sockets 03:31:38 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x125f) [ 293.873972][T13216] block nbd2: Device being setup by another task [ 293.882783][T13219] block nbd2: shutting down sockets 03:31:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127e) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 293.914768][T13217] block nbd4: Device being setup by another task [ 293.921381][T13217] block nbd4: shutting down sockets 03:31:38 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x125d, r1) [ 293.966799][T13221] block nbd1: shutting down sockets [ 294.053961][T13224] block nbd1: Device being setup by another task [ 294.062954][T13226] block nbd1: shutting down sockets [ 294.069125][T10306] block nbd0: Receive control failed (result -32) [ 294.076117][T13196] block nbd0: shutting down sockets 03:31:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:38 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x125f) 03:31:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4b47) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 294.214026][T13232] block nbd3: Device being setup by another task [ 294.222043][T13227] block nbd3: shutting down sockets [ 294.242688][T13231] block nbd2: shutting down sockets 03:31:39 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x125e, r1) [ 294.323989][T13236] block nbd2: Device being setup by another task [ 294.332123][T13238] block nbd2: shutting down sockets [ 294.333872][T13232] block nbd3: Device being setup by another task [ 294.389655][T13232] block nbd3: shutting down sockets 03:31:39 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1260) [ 294.442735][T13237] block nbd4: shutting down sockets 03:31:39 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 294.495794][T13243] block nbd1: shutting down sockets [ 294.564310][T13247] block nbd4: Device being setup by another task [ 294.571348][T13247] block nbd4: shutting down sockets [ 294.605412][T13248] block nbd3: shutting down sockets 03:31:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4b49) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:39 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x125f, r1) 03:31:39 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1260) [ 294.704073][T13256] block nbd3: Device being setup by another task [ 294.710582][T13256] block nbd3: shutting down sockets [ 294.726381][T13257] block nbd2: shutting down sockets [ 294.854247][T13260] block nbd2: Device being setup by another task [ 294.860805][T13263] block nbd2: shutting down sockets [ 294.904368][T13266] block nbd1: Device being setup by another task [ 294.911690][T13262] block nbd1: shutting down sockets 03:31:39 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1261) 03:31:39 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1260, r1) [ 294.976124][T13264] block nbd4: shutting down sockets 03:31:39 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4b47) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 295.044476][T13266] block nbd1: Device being setup by another task [ 295.053947][T13270] block nbd1: shutting down sockets [ 295.083831][T13271] block nbd4: Device being setup by another task [ 295.092899][T13271] block nbd4: shutting down sockets [ 295.187207][T13272] block nbd3: shutting down sockets [ 295.219533][T10306] block nbd0: Receive control failed (result -32) [ 295.219893][T13242] block nbd0: shutting down sockets 03:31:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) 03:31:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4c00) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:40 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1261) 03:31:40 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1261, r1) [ 295.294262][T13279] block nbd3: Device being setup by another task [ 295.302188][T13278] block nbd2: shutting down sockets [ 295.317472][T13279] block nbd3: shutting down sockets [ 295.403809][T13281] block nbd2: Device being setup by another task [ 295.417421][T13285] block nbd2: shutting down sockets 03:31:40 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1262) 03:31:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4b49) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:40 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1262, r1) [ 295.515622][T13293] block nbd4: Device being setup by another task [ 295.526823][T13282] block nbd4: shutting down sockets [ 295.563803][T13294] block nbd1: Device being setup by another task [ 295.589692][T13287] block nbd1: shutting down sockets 03:31:40 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1263, r1) 03:31:40 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1262) [ 295.736529][T13298] block nbd3: shutting down sockets [ 295.743948][T13287] block nbd1: Device being setup by another task [ 295.744621][T13303] block nbd2: shutting down sockets [ 295.759263][T13306] block nbd1: shutting down sockets 03:31:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4c01) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 295.893808][T13308] block nbd3: Device being setup by another task [ 295.893856][T13309] block nbd2: Device being setup by another task [ 295.901596][T13308] block nbd3: shutting down sockets [ 295.923446][T13312] block nbd2: shutting down sockets 03:31:40 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1263) 03:31:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4c01) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 296.085661][T13318] block nbd4: Device being setup by another task [ 296.086519][T13317] block nbd1: shutting down sockets [ 296.098082][T13311] block nbd4: shutting down sockets [ 296.185580][T13320] block nbd3: shutting down sockets [ 296.203818][T13323] block nbd1: Device being setup by another task [ 296.210340][T13314] block nbd4: Device being setup by another task [ 296.225616][T13324] block nbd2: shutting down sockets [ 296.226200][T13325] block nbd1: shutting down sockets [ 296.246000][T13314] block nbd4: shutting down sockets [ 296.275585][T10306] block nbd0: Receive control failed (result -32) [ 296.285939][T13289] block nbd0: shutting down sockets [ 296.304701][T13327] block nbd2: Device being setup by another task [ 296.342100][T13329] block nbd2: shutting down sockets [ 296.353846][T13328] block nbd3: Device being setup by another task [ 296.372409][T13328] block nbd3: shutting down sockets 03:31:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:41 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1264, r1) 03:31:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x541b) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:41 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1263) 03:31:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4c80) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1264) 03:31:41 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1265, r1) [ 296.685445][T13331] block nbd4: shutting down sockets [ 296.685540][T13334] block nbd1: shutting down sockets [ 296.725348][T13341] block nbd2: shutting down sockets [ 296.737500][T13339] block nbd3: shutting down sockets 03:31:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5421) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 296.783923][T13345] block nbd4: Device being setup by another task [ 296.785015][T13346] block nbd1: Device being setup by another task [ 296.790552][T13345] block nbd4: shutting down sockets [ 296.798853][T13351] block nbd1: shutting down sockets 03:31:41 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1264) 03:31:41 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1267, r1) [ 296.866509][T13352] block nbd3: Device being setup by another task [ 296.873195][T13349] block nbd2: Device being setup by another task [ 296.893170][T13352] block nbd3: shutting down sockets [ 296.900242][T13354] block nbd2: shutting down sockets 03:31:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4c81) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1265) [ 297.075192][T13357] block nbd1: shutting down sockets [ 297.135422][T13358] block nbd4: shutting down sockets [ 297.163917][T13366] block nbd1: Device being setup by another task [ 297.170895][T13368] block nbd1: shutting down sockets [ 297.225573][T13367] block nbd2: shutting down sockets [ 297.244270][T13370] block nbd4: Device being setup by another task [ 297.255360][T13363] block nbd3: shutting down sockets [ 297.277864][T13370] block nbd4: shutting down sockets [ 297.313779][T13371] block nbd2: Device being setup by another task [ 297.320574][T13373] block nbd2: shutting down sockets [ 297.373719][T13372] block nbd3: Device being setup by another task [ 297.380150][T13372] block nbd3: shutting down sockets [ 297.492218][T10306] block nbd0: Receive control failed (result -32) [ 297.502030][T13340] block nbd0: shutting down sockets 03:31:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:42 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1268, r1) 03:31:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5450) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1265) 03:31:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x541b) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1267) 03:31:42 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1269, r1) [ 297.755347][T13381] block nbd1: shutting down sockets [ 297.755529][T13382] block nbd2: shutting down sockets [ 297.769045][T13380] block nbd4: shutting down sockets [ 297.769182][T13375] block nbd3: shutting down sockets [ 297.844204][T13391] block nbd3: Device being setup by another task [ 297.852500][T13391] block nbd3: shutting down sockets 03:31:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1268) [ 297.894252][T13381] block nbd1: Device being setup by another task [ 297.902082][T13394] block nbd2: Device being setup by another task [ 297.916284][T13396] block nbd1: shutting down sockets [ 297.953609][T13393] block nbd4: Device being setup by another task [ 297.960331][T13393] block nbd4: shutting down sockets [ 297.966534][T13397] block nbd2: shutting down sockets 03:31:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5451) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5421) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:42 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1274, r1) 03:31:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1267) [ 298.229784][T13401] block nbd3: shutting down sockets [ 298.303309][T13405] block nbd2: shutting down sockets [ 298.324809][T13411] block nbd3: Device being setup by another task [ 298.325175][T13409] block nbd1: shutting down sockets [ 298.331240][T13411] block nbd3: shutting down sockets [ 298.335402][T13408] block nbd4: shutting down sockets [ 298.483783][T13412] block nbd4: shutting down sockets [ 298.493564][T13409] block nbd1: Device being setup by another task [ 298.502752][T13419] block nbd1: shutting down sockets [ 298.544119][T10306] block nbd0: Receive control failed (result -32) [ 298.564000][T13388] block nbd0: shutting down sockets 03:31:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:43 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1276, r1) 03:31:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1269) 03:31:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5450) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5452) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1268) 03:31:43 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1277, r1) [ 298.815440][T13427] block nbd2: shutting down sockets [ 298.834305][T13435] block nbd3: Device being setup by another task [ 298.836290][T13437] block nbd1: Device being setup by another task [ 298.849788][T13424] block nbd4: shutting down sockets [ 298.851044][T13425] block nbd3: shutting down sockets [ 298.889850][T13432] block nbd1: shutting down sockets [ 298.943719][T13442] block nbd4: Device being setup by another task [ 298.955845][T13442] block nbd4: shutting down sockets [ 298.974555][T13438] block nbd2: Device being setup by another task [ 298.981052][T13441] block nbd2: shutting down sockets 03:31:43 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1278, r1) 03:31:43 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1279, r1) [ 298.995549][T13429] block nbd3: Device being setup by another task [ 299.002157][T13437] block nbd1: Device being setup by another task [ 299.023190][T13446] block nbd1: shutting down sockets [ 299.031906][T13429] block nbd3: shutting down sockets 03:31:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5451) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1269) 03:31:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5460) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 299.381342][T13457] block nbd2: shutting down sockets [ 299.395789][T13456] block nbd4: shutting down sockets [ 299.405580][T13459] block nbd1: shutting down sockets [ 299.484129][T13463] block nbd4: Device being setup by another task [ 299.484605][T13461] block nbd2: Device being setup by another task [ 299.493723][T13463] block nbd4: shutting down sockets [ 299.513383][T13462] block nbd1: Device being setup by another task [ 299.523245][T13465] block nbd1: shutting down sockets [ 299.532833][T13464] block nbd2: shutting down sockets [ 299.608472][T10306] block nbd0: Receive control failed (result -32) [ 299.624658][T13431] block nbd0: shutting down sockets 03:31:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1274) 03:31:44 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x127a, r1) 03:31:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1274) 03:31:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5501) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5452) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:44 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x127b, r1) [ 299.847134][T13473] block nbd1: shutting down sockets [ 299.866009][T13468] block nbd3: shutting down sockets [ 299.906432][T13471] block nbd4: shutting down sockets [ 299.925191][T13484] block nbd2: Device being setup by another task [ 299.932052][T13480] block nbd2: shutting down sockets [ 299.964491][T13483] block nbd1: Device being setup by another task [ 299.970938][T13486] block nbd3: Device being setup by another task [ 299.983662][T13488] block nbd1: shutting down sockets [ 300.008194][T13486] block nbd3: shutting down sockets 03:31:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5460) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 300.113698][T13489] block nbd4: Device being setup by another task [ 300.123021][T13489] block nbd4: shutting down sockets 03:31:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x6364) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:44 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x127c, r1) 03:31:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1276) 03:31:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1276) [ 300.296303][T13495] block nbd2: shutting down sockets [ 300.365888][T13500] block nbd1: shutting down sockets [ 300.373498][T13502] block nbd2: Device being setup by another task [ 300.384157][T13507] block nbd2: shutting down sockets [ 300.415070][T13499] block nbd3: shutting down sockets [ 300.438562][T13504] block nbd4: shutting down sockets [ 300.463560][T13508] block nbd1: Device being setup by another task [ 300.470268][T13510] block nbd1: shutting down sockets [ 300.521237][T13509] block nbd3: Device being setup by another task [ 300.533687][T13511] block nbd4: Device being setup by another task [ 300.541549][T13509] block nbd3: shutting down sockets [ 300.550602][T13511] block nbd4: shutting down sockets [ 300.639600][T10306] block nbd0: Receive control failed (result -32) [ 300.649930][T13476] block nbd0: shutting down sockets 03:31:45 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:45 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x127d, r1) 03:31:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x6364) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x660c) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:45 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1277) 03:31:45 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1277) [ 300.845053][T13515] block nbd1: shutting down sockets 03:31:45 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x127e, r1) [ 300.877620][T13516] block nbd4: shutting down sockets [ 300.886185][T13520] block nbd2: shutting down sockets [ 300.894980][T13519] block nbd3: shutting down sockets [ 300.984249][T13532] block nbd3: shutting down sockets [ 300.993521][T13531] block nbd4: Device being setup by another task [ 300.999937][T13531] block nbd4: shutting down sockets 03:31:45 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x127f, r1) 03:31:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8913) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 301.033319][T13533] block nbd2: Device being setup by another task [ 301.040177][T13538] block nbd2: shutting down sockets 03:31:45 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1278) 03:31:45 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1278) 03:31:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8913) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 301.265166][T13542] block nbd3: shutting down sockets [ 301.303460][T13549] block nbd1: Device being setup by another task [ 301.311875][T13546] block nbd2: shutting down sockets [ 301.318853][T13543] block nbd1: shutting down sockets [ 301.353364][T13550] block nbd3: Device being setup by another task [ 301.353420][T13550] block nbd3: shutting down sockets [ 301.433393][T13555] block nbd4: Device being setup by another task [ 301.434204][T13553] block nbd2: Device being setup by another task [ 301.439921][T13549] block nbd1: Device being setup by another task [ 301.455855][T13556] block nbd2: shutting down sockets [ 301.464720][T13548] block nbd4: shutting down sockets [ 301.487948][T13554] block nbd1: shutting down sockets [ 301.594541][T13555] block nbd4: Device being setup by another task [ 301.601225][T13555] block nbd4: shutting down sockets [ 301.607070][T10306] block nbd0: Receive control failed (result -32) [ 301.616373][T13521] block nbd0: shutting down sockets 03:31:46 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1279) 03:31:46 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x4b47, r1) 03:31:46 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8914) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:46 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8914) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:46 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1279) [ 301.856746][T13561] block nbd4: shutting down sockets [ 301.862310][T13565] block nbd2: shutting down sockets [ 301.895641][T13559] block nbd3: shutting down sockets [ 301.901714][T13566] block nbd1: shutting down sockets 03:31:46 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x4b49, r1) 03:31:46 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x4c00, r1) [ 302.023382][T13575] block nbd4: Device being setup by another task [ 302.029923][T13576] block nbd2: Device being setup by another task [ 302.036672][T13578] block nbd1: Device being setup by another task [ 302.046010][T13577] block nbd3: Device being setup by another task [ 302.052464][T13577] block nbd3: shutting down sockets [ 302.061359][T13575] block nbd4: shutting down sockets [ 302.070839][T13583] block nbd2: shutting down sockets [ 302.076241][T13584] block nbd1: shutting down sockets 03:31:46 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127a) 03:31:46 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8933) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:46 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8933) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:46 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x4c01, r1) 03:31:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127a) [ 302.407811][T13590] block nbd3: shutting down sockets [ 302.430837][T13591] block nbd4: shutting down sockets [ 302.443451][T13599] block nbd2: Device being setup by another task [ 302.450116][T13593] block nbd2: shutting down sockets 03:31:47 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x541b, r1) [ 302.505245][T13601] block nbd1: Device being setup by another task [ 302.511681][T13598] block nbd1: shutting down sockets [ 302.573285][T13593] block nbd2: Device being setup by another task [ 302.573304][T13604] block nbd3: Device being setup by another task [ 302.583340][T13602] block nbd2: shutting down sockets [ 302.586291][T13603] block nbd4: Device being setup by another task [ 302.615950][T13603] block nbd4: shutting down sockets [ 302.623783][T13604] block nbd3: shutting down sockets [ 302.633465][T13601] block nbd1: Device being setup by another task [ 302.640070][T13607] block nbd1: shutting down sockets [ 302.666380][T10306] block nbd0: Receive control failed (result -32) [ 302.666762][T13572] block nbd0: shutting down sockets 03:31:47 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8983) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:47 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8983) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:47 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:47 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x5421, r1) 03:31:47 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127b) 03:31:47 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127b) 03:31:47 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x5450, r1) [ 302.936914][T13612] block nbd2: shutting down sockets [ 303.033226][T13622] block nbd2: Device being setup by another task [ 303.042055][T13620] block nbd1: shutting down sockets [ 303.094338][T13627] block nbd2: shutting down sockets [ 303.126774][T13618] block nbd4: shutting down sockets [ 303.130794][T13616] block nbd3: shutting down sockets 03:31:47 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab00) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 303.194356][T13630] block nbd4: shutting down sockets [ 303.233131][T13633] block nbd1: Device being setup by another task 03:31:48 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x5451, r1) [ 303.244032][T13636] block nbd1: shutting down sockets [ 303.253117][T13631] block nbd3: Device being setup by another task [ 303.263349][T13631] block nbd3: shutting down sockets 03:31:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127c) 03:31:48 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab00) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:48 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127c) 03:31:48 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x5452, r1) [ 303.484265][T13640] block nbd2: shutting down sockets [ 303.523998][T13644] block nbd1: shutting down sockets [ 303.564706][T13648] block nbd2: Device being setup by another task [ 303.573330][T13647] block nbd3: shutting down sockets [ 303.581994][T13642] block nbd4: shutting down sockets [ 303.601169][T13653] block nbd2: shutting down sockets 03:31:48 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x5460, r1) [ 303.633641][T13651] block nbd1: Device being setup by another task [ 303.640531][T13657] block nbd1: shutting down sockets [ 303.673316][T13656] block nbd3: Device being setup by another task [ 303.690006][T13656] block nbd3: shutting down sockets [ 303.693339][T13658] block nbd4: Device being setup by another task [ 303.702344][T13658] block nbd4: shutting down sockets [ 303.725293][T10306] block nbd0: Receive control failed (result -32) [ 303.737059][T13615] block nbd0: shutting down sockets 03:31:48 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab01) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:48 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab01) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127d) 03:31:48 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127d) 03:31:48 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x6364, r1) [ 304.024766][T13667] block nbd1: shutting down sockets [ 304.045516][T13669] block nbd2: shutting down sockets [ 304.061679][T13664] block nbd4: shutting down sockets 03:31:48 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x8912, r1) [ 304.071013][T13666] block nbd3: shutting down sockets [ 304.134044][T13675] block nbd1: Device being setup by another task [ 304.141133][T13682] block nbd1: shutting down sockets [ 304.141148][T13677] block nbd2: Device being setup by another task [ 304.156590][T13683] block nbd2: shutting down sockets [ 304.184357][T13680] block nbd4: Device being setup by another task [ 304.190901][T13681] block nbd3: Device being setup by another task [ 304.217379][T13680] block nbd4: shutting down sockets [ 304.222867][T13681] block nbd3: shutting down sockets 03:31:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab02) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:49 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127e) 03:31:49 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab02) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127e) 03:31:49 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x8913, r1) [ 304.595301][T13691] block nbd1: shutting down sockets [ 304.604674][T13693] block nbd2: shutting down sockets [ 304.636705][T13692] block nbd3: shutting down sockets [ 304.694733][T13695] block nbd4: shutting down sockets [ 304.713001][T13702] block nbd2: Device being setup by another task [ 304.713163][T13701] block nbd1: Device being setup by another task [ 304.726118][T13704] block nbd2: shutting down sockets [ 304.742410][T13703] block nbd3: Device being setup by another task [ 304.750348][T13703] block nbd3: shutting down sockets [ 304.764677][T13705] block nbd1: shutting down sockets 03:31:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r3, 0xab03) 03:31:49 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x8914, r1) 03:31:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab04) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 304.803061][T13706] block nbd4: Device being setup by another task [ 304.812804][T13706] block nbd4: shutting down sockets [ 304.833564][T10306] block nbd0: Receive control failed (result -32) 03:31:49 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab04) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:49 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x127f) 03:31:49 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x8933, r1) [ 304.997133][T10655] block nbd0: shutting down sockets 03:31:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127f) [ 305.038083][T13717] block nbd2: shutting down sockets 03:31:49 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab01, r1) [ 305.193206][T13711] block nbd2: Device being setup by another task [ 305.202108][T13720] block nbd1: shutting down sockets [ 305.210065][T13716] block nbd3: shutting down sockets [ 305.222286][T13717] block nbd2: shutting down sockets [ 305.244901][T13723] block nbd4: shutting down sockets 03:31:50 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab02, r1) 03:31:50 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab05) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:50 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab05) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 305.343250][T13732] block nbd3: Device being setup by another task [ 305.349933][T13733] block nbd4: Device being setup by another task [ 305.358676][T13733] block nbd4: shutting down sockets [ 305.365620][T13732] block nbd3: shutting down sockets 03:31:50 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4b47) [ 305.594852][T13740] block nbd2: shutting down sockets [ 305.624679][T13743] block nbd1: shutting down sockets [ 305.683270][T13749] block nbd2: Device being setup by another task [ 305.689991][T13751] block nbd2: shutting down sockets [ 305.691323][T13745] block nbd3: shutting down sockets [ 305.724176][T13750] block nbd1: Device being setup by another task [ 305.734374][T13752] block nbd1: shutting down sockets [ 305.813006][T13754] block nbd3: Device being setup by another task [ 305.823074][T13754] block nbd3: shutting down sockets [ 305.902195][T10306] block nbd0: Receive control failed (result -32) [ 305.902599][T13719] block nbd0: shutting down sockets 03:31:50 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 03:31:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x4b47) 03:31:50 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab03, r1) 03:31:50 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab06) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:50 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab06) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:50 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4b49) [ 306.175188][T13756] block nbd3: shutting down sockets [ 306.184064][T13757] block nbd4: shutting down sockets 03:31:50 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab04, r1) [ 306.224957][T13765] block nbd1: shutting down sockets [ 306.234414][T13767] block nbd2: shutting down sockets [ 306.248737][T13764] block nbd0: shutting down sockets [ 306.292960][T13770] block nbd4: Device being setup by another task [ 306.304166][T13770] block nbd4: shutting down sockets [ 306.314017][T13772] block nbd3: Device being setup by another task [ 306.323914][T13774] block nbd1: Device being setup by another task [ 306.324282][T13772] block nbd3: shutting down sockets 03:31:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 306.339881][T13778] block nbd1: shutting down sockets [ 306.342924][T13773] block nbd2: Device being setup by another task [ 306.352500][T13779] block nbd2: shutting down sockets 03:31:51 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab05, r1) 03:31:51 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab07) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x4b49) 03:31:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab07) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:51 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4c01) [ 306.673676][T13781] block nbd0: shutting down sockets 03:31:51 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab06, r1) 03:31:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 306.784881][T13788] block nbd4: shutting down sockets [ 306.808007][T13789] block nbd2: shutting down sockets [ 306.814017][T13792] block nbd1: shutting down sockets [ 306.845537][T13791] block nbd3: shutting down sockets [ 306.902963][T13796] block nbd4: Device being setup by another task [ 306.921472][T13796] block nbd4: shutting down sockets [ 306.923014][T13797] block nbd2: Device being setup by another task [ 306.927203][T13795] block nbd1: Device being setup by another task [ 306.940134][T13802] block nbd2: shutting down sockets [ 306.942895][T13800] block nbd3: Device being setup by another task 03:31:51 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab07, r1) [ 306.952209][T13800] block nbd3: shutting down sockets 03:31:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 306.996852][T13803] block nbd1: shutting down sockets [ 307.004082][T13799] block nbd0: shutting down sockets 03:31:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x4c01) 03:31:51 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x541b) 03:31:51 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:51 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab08, r1) 03:31:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab01) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 307.314456][T13812] block nbd3: shutting down sockets [ 307.314766][T13813] block nbd4: shutting down sockets [ 307.333836][T13817] block nbd2: NBD_DISCONNECT [ 307.340048][T13817] block nbd2: Disconnected due to user request. [ 307.368502][T13823] block nbd5: NBD_DISCONNECT [ 307.378717][T13817] block nbd2: shutting down sockets [ 307.387882][T13820] block nbd0: shutting down sockets [ 307.403482][T13822] block nbd3: Device being setup by another task [ 307.406874][T13826] block nbd5: NBD_DISCONNECT [ 307.414762][T13822] block nbd3: shutting down sockets [ 307.452918][T13824] block nbd4: Device being setup by another task [ 307.460606][T13824] block nbd4: shutting down sockets [ 307.473949][T13825] block nbd1: NBD_DISCONNECT [ 307.479721][T13825] block nbd1: Disconnected due to user request. 03:31:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab01) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:52 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5421) 03:31:52 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab09, r1) 03:31:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x541b) [ 307.507742][T13825] block nbd1: shutting down sockets [ 307.512899][T13817] block nbd2: NBD_DISCONNECT [ 307.519278][T13827] block nbd2: Disconnected due to user request. [ 307.530464][T13827] block nbd2: shutting down sockets 03:31:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab09) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 307.682836][T13829] block nbd1: Device being setup by another task [ 307.690471][T13825] block nbd1: NBD_DISCONNECT [ 307.695746][T13836] block nbd1: Disconnected due to user request. [ 307.707703][T13836] block nbd1: shutting down sockets [ 307.745783][T13830] block nbd3: shutting down sockets 03:31:52 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab0a, r1) 03:31:52 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab09) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 307.806300][T13839] block nbd0: shutting down sockets [ 307.819439][T13831] block nbd4: shutting down sockets 03:31:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 307.872854][T13843] block nbd3: Device being setup by another task [ 307.879626][T13845] block nbd2: Device being setup by another task [ 307.888811][T13843] block nbd3: shutting down sockets [ 307.900759][T13842] block nbd2: shutting down sockets [ 307.902806][T13844] block nbd4: Device being setup by another task [ 307.913141][T13844] block nbd4: shutting down sockets 03:31:52 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5450) [ 307.982815][T13845] block nbd2: Device being setup by another task [ 307.989435][T13849] block nbd2: shutting down sockets 03:31:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x5421) 03:31:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab0a) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:52 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xae01, r1) [ 308.134254][T13853] block nbd1: shutting down sockets [ 308.214714][T13856] block nbd0: NBD_DISCONNECT [ 308.222315][T13854] block nbd3: shutting down sockets [ 308.228039][T13856] block nbd0: Disconnected due to user request. [ 308.252961][T13858] block nbd1: Device being setup by another task [ 308.261386][T13863] block nbd1: shutting down sockets [ 308.279230][T13856] block nbd0: shutting down sockets 03:31:53 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xae41, r1) [ 308.305415][T13857] block nbd4: shutting down sockets 03:31:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab0a) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 308.343528][T13866] block nbd3: Device being setup by another task [ 308.343616][T13865] block nbd2: shutting down sockets [ 308.350084][T13866] block nbd3: shutting down sockets 03:31:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:53 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5451) [ 308.474708][T13868] block nbd4: Device being setup by another task [ 308.481220][T13868] block nbd4: shutting down sockets 03:31:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xae01) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x5450) [ 308.616079][T13873] block nbd1: shutting down sockets 03:31:53 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xae80, r1) [ 308.694074][T13873] block nbd1: Device being setup by another task [ 308.702716][T13878] block nbd0: NBD_DISCONNECT [ 308.710438][T13878] block nbd0: Disconnected due to user request. [ 308.717535][T13883] block nbd1: shutting down sockets [ 308.734296][T13877] block nbd3: shutting down sockets [ 308.755505][T13882] block nbd2: shutting down sockets [ 308.755842][T13878] block nbd0: shutting down sockets [ 308.784690][T13884] block nbd4: shutting down sockets 03:31:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x400448c9) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 308.822752][T13888] block nbd3: Device being setup by another task [ 308.831293][T13888] block nbd3: shutting down sockets [ 308.843165][T13889] block nbd2: Device being setup by another task 03:31:53 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x400448c9, r1) [ 308.873569][T13893] block nbd2: shutting down sockets [ 308.892753][T13892] block nbd4: Device being setup by another task [ 308.915446][T13892] block nbd4: shutting down sockets 03:31:53 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5452) 03:31:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x5451) [ 309.124333][T13896] block nbd1: shutting down sockets [ 309.164735][T13899] block nbd3: shutting down sockets [ 309.202817][T13904] block nbd1: Device being setup by another task 03:31:53 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x400448dd, r1) [ 309.214579][T13908] block nbd1: shutting down sockets [ 309.254541][T13902] block nbd4: shutting down sockets [ 309.282853][T13907] block nbd3: Device being setup by another task [ 309.290437][T13907] block nbd3: shutting down sockets [ 309.292990][T13911] block nbd0: NBD_DISCONNECT [ 309.328762][T13906] block nbd0: Disconnected due to user request. [ 309.342854][T13910] block nbd4: Device being setup by another task [ 309.349968][T13910] block nbd4: shutting down sockets [ 309.355896][T13906] block nbd0: shutting down sockets 03:31:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x400448dd) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:54 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x5460) 03:31:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x5452) [ 309.614907][T13916] block nbd1: shutting down sockets [ 309.665108][T13917] block nbd3: shutting down sockets [ 309.705309][T13922] block nbd1: Device being setup by another task [ 309.711828][T13923] block nbd1: shutting down sockets [ 309.719184][T13919] block nbd4: shutting down sockets [ 309.762695][T13924] block nbd3: Device being setup by another task [ 309.770414][T13924] block nbd3: shutting down sockets [ 309.822686][T13926] block nbd4: Device being setup by another task [ 309.830521][T13926] block nbd4: shutting down sockets 03:31:54 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x400454ca, r1) 03:31:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab08) 03:31:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x400454ca) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:54 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x6364) 03:31:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x5460) 03:31:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xae41) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 310.174865][T13936] block nbd0: NBD_DISCONNECT [ 310.181197][T13929] block nbd3: shutting down sockets [ 310.189940][T13935] block nbd2: shutting down sockets [ 310.190615][T13930] block nbd0: Disconnected due to user request. [ 310.214582][T13930] block nbd0: shutting down sockets [ 310.243155][T13943] block nbd1: shutting down sockets [ 310.263607][T13931] block nbd4: shutting down sockets 03:31:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab08) [ 310.312609][T13935] block nbd2: Device being setup by another task [ 310.330100][T13946] block nbd2: shutting down sockets [ 310.332664][T13937] block nbd3: Device being setup by another task [ 310.341940][T13937] block nbd3: shutting down sockets [ 310.352643][T13943] block nbd1: Device being setup by another task 03:31:55 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x40049409, r1) [ 310.359200][T13947] block nbd1: shutting down sockets [ 310.362779][T13944] block nbd4: Device being setup by another task [ 310.370860][T13944] block nbd4: shutting down sockets 03:31:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xae60) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8913) 03:31:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40045564) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x6364) [ 310.575174][T13953] block nbd0: NBD_DISCONNECT [ 310.580651][T13948] block nbd0: Disconnected due to user request. [ 310.605131][T13948] block nbd0: shutting down sockets 03:31:55 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x40081271, r1) 03:31:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab08) [ 310.741438][T13954] block nbd3: shutting down sockets [ 310.784109][T13958] block nbd1: shutting down sockets [ 310.842822][T13959] block nbd3: Device being setup by another task [ 310.850848][T13959] block nbd3: shutting down sockets [ 310.868096][T13967] block nbd0: NBD_DISCONNECT [ 310.903628][T13965] block nbd1: Device being setup by another task [ 310.911825][T13966] block nbd2: shutting down sockets [ 310.918445][T13970] block nbd1: shutting down sockets [ 310.955315][T13963] block nbd4: shutting down sockets 03:31:55 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x40086602, r1) 03:31:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40045569) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab08) 03:31:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8914) [ 311.062619][T13972] block nbd2: Device being setup by another task [ 311.069176][T13974] block nbd2: shutting down sockets [ 311.102598][T13973] block nbd4: Device being setup by another task [ 311.109668][T13973] block nbd4: shutting down sockets 03:31:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xae80) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x890b) [ 311.243159][T13984] block nbd0: NBD_DISCONNECT 03:31:56 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x40087602, r1) 03:31:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab08) [ 311.303869][T13985] block nbd1: Device being setup by another task [ 311.304090][T13977] block nbd3: shutting down sockets [ 311.322499][T13980] block nbd1: shutting down sockets 03:31:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40049409) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 311.442619][T13990] block nbd3: Device being setup by another task [ 311.454727][T13990] block nbd3: shutting down sockets [ 311.464228][T13986] block nbd4: shutting down sockets [ 311.484295][T13992] block nbd2: shutting down sockets [ 311.489132][T13996] block nbd0: NBD_DISCONNECT [ 311.528036][T13997] block nbd4: shutting down sockets 03:31:56 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x4008ae8a, r1) [ 311.572451][T13998] block nbd2: Device being setup by another task [ 311.582841][T14001] block nbd2: shutting down sockets 03:31:56 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8933) 03:31:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x8913) 03:31:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x400448c9) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 311.678161][T14002] block nbd1: shutting down sockets 03:31:56 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x40101283, r1) 03:31:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab08) [ 311.802683][T14004] block nbd1: Device being setup by another task [ 311.826262][T14008] block nbd1: shutting down sockets [ 311.854289][T14005] block nbd3: shutting down sockets [ 311.895618][T14007] block nbd4: shutting down sockets 03:31:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40081271) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 311.920075][T14014] block nbd0: shutting down sockets [ 311.927950][T14013] block nbd2: shutting down sockets 03:31:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab08) [ 311.982557][T14016] block nbd3: Device being setup by another task [ 311.991545][T14016] block nbd3: shutting down sockets [ 312.042923][T14019] block nbd4: Device being setup by another task [ 312.049770][T14019] block nbd4: shutting down sockets [ 312.054708][T14020] block nbd2: Device being setup by another task [ 312.061867][T14023] block nbd2: shutting down sockets 03:31:56 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x40101286, r1) 03:31:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x400448dd) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:56 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8983) 03:31:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x8914) [ 312.204168][T14025] block nbd1: shutting down sockets 03:31:57 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x40101288, r1) [ 312.275856][T14026] block nbd0: shutting down sockets [ 312.312800][T14028] block nbd1: Device being setup by another task [ 312.324787][T14036] block nbd1: shutting down sockets 03:31:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab08) 03:31:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40086602) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 312.423943][T14033] block nbd3: shutting down sockets [ 312.424118][T14034] block nbd2: shutting down sockets [ 312.502456][T14041] block nbd4: Device being setup by another task [ 312.513685][T14035] block nbd4: shutting down sockets [ 312.542516][T14042] block nbd3: Device being setup by another task [ 312.549440][T14045] block nbd0: shutting down sockets [ 312.560809][T14042] block nbd3: shutting down sockets [ 312.562521][T14044] block nbd2: Device being setup by another task [ 312.591146][T14049] block nbd2: shutting down sockets 03:31:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x400454ca) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 312.632494][T14041] block nbd4: Device being setup by another task [ 312.651415][T14041] block nbd4: shutting down sockets 03:31:57 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x401070c9, r1) 03:31:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab08) [ 312.674014][T14050] block nbd1: shutting down sockets 03:31:57 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab00) [ 312.754222][T14052] block nbd1: Device being setup by another task [ 312.762250][T14053] block nbd1: shutting down sockets 03:31:57 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x8933) 03:31:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40087602) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 312.892810][T14060] block nbd0: NBD_DISCONNECT 03:31:57 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x401070ca, r1) [ 312.945494][T14057] block nbd2: shutting down sockets 03:31:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab08) [ 313.013861][T14058] block nbd3: shutting down sockets [ 313.043369][T14065] block nbd2: Device being setup by another task [ 313.050408][T14070] block nbd2: shutting down sockets [ 313.092471][T14071] block nbd3: Device being setup by another task [ 313.094025][T14063] block nbd4: shutting down sockets [ 313.102524][T14071] block nbd3: shutting down sockets [ 313.115796][T14069] block nbd1: shutting down sockets 03:31:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40049409) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:57 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x401070cd, r1) 03:31:57 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab01) [ 313.219849][T14077] block nbd0: NBD_DISCONNECT [ 313.224222][T14075] block nbd1: Device being setup by another task [ 313.231294][T14076] block nbd1: shutting down sockets 03:31:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab08) 03:31:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40101283) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 313.362439][T14079] block nbd4: shutting down sockets [ 313.432875][T14087] block nbd2: Device being setup by another task [ 313.441881][T14082] block nbd2: shutting down sockets 03:31:58 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab00) [ 313.484280][T14081] block nbd3: shutting down sockets [ 313.540610][T14093] block nbd0: NBD_DISCONNECT [ 313.542395][T14087] block nbd2: Device being setup by another task [ 313.551642][T14092] block nbd2: shutting down sockets 03:31:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x40186366, r1) 03:31:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40081271) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 313.622505][T14095] block nbd3: Device being setup by another task [ 313.623616][T14094] block nbd1: shutting down sockets [ 313.630987][T14095] block nbd3: shutting down sockets 03:31:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) 03:31:58 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab02) [ 313.734246][T14096] block nbd4: shutting down sockets [ 313.782442][T14098] block nbd1: Device being setup by another task [ 313.789267][T14102] block nbd1: shutting down sockets 03:31:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x401870c8, r1) [ 313.830154][T14107] block nbd0: NBD_DISCONNECT [ 313.842412][T14104] block nbd4: Device being setup by another task [ 313.851222][T14104] block nbd4: shutting down sockets 03:31:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40101286) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) 03:31:58 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab01) [ 313.955055][T14110] block nbd2: Device being setup by another task [ 313.963194][T14109] block nbd2: shutting down sockets [ 314.003697][T14108] block nbd3: shutting down sockets [ 314.042448][T14109] block nbd2: Device being setup by another task [ 314.050139][T14115] block nbd2: shutting down sockets 03:31:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40086602) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 314.112420][T14116] block nbd3: Device being setup by another task [ 314.120891][T14114] block nbd1: shutting down sockets [ 314.132498][T14116] block nbd3: shutting down sockets 03:31:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x401870cb, r1) [ 314.174991][T14122] block nbd0: NBD_DISCONNECT 03:31:59 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab04) [ 314.262504][T14123] block nbd1: Device being setup by another task [ 314.272029][T14126] block nbd1: shutting down sockets 03:31:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) [ 314.307814][T14121] block nbd4: shutting down sockets [ 314.347423][T14127] block nbd2: shutting down sockets 03:31:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40101288) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 314.392612][T14129] block nbd4: Device being setup by another task [ 314.403826][T14129] block nbd4: shutting down sockets 03:31:59 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab02) [ 314.462550][T14131] block nbd2: Device being setup by another task [ 314.470242][T14135] block nbd2: shutting down sockets [ 314.484578][T14137] block nbd0: NBD_DISCONNECT 03:31:59 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x401870cc, r1) [ 314.543276][T14136] block nbd3: shutting down sockets 03:31:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40087602) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:59 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) [ 314.642241][T14140] block nbd3: Device being setup by another task [ 314.651060][T14140] block nbd3: shutting down sockets [ 314.674913][T14141] block nbd1: shutting down sockets 03:31:59 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab05) [ 314.762308][T14146] block nbd1: Device being setup by another task [ 314.770398][T14142] block nbd4: shutting down sockets [ 314.785066][T14150] block nbd1: shutting down sockets [ 314.804007][T14147] block nbd2: shutting down sockets 03:31:59 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x401c5820, r1) [ 314.864397][T14153] block nbd0: NBD_DISCONNECT [ 314.871649][T14149] block nbd0: Disconnected due to user request. [ 314.886469][T14149] block nbd0: shutting down sockets [ 314.889722][T14152] block nbd4: Device being setup by another task [ 314.902288][T14154] block nbd2: Device being setup by another task 03:31:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401070c9) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 314.911093][T14157] block nbd2: shutting down sockets [ 314.945425][T14152] block nbd4: shutting down sockets [ 315.006998][T14155] block nbd3: shutting down sockets 03:31:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4008ae8a) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:31:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) 03:31:59 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab04) [ 315.102774][T14161] block nbd3: Device being setup by another task [ 315.114076][T14161] block nbd3: shutting down sockets 03:31:59 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x4020940d, r1) [ 315.174520][T14163] block nbd1: shutting down sockets 03:31:59 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab06) [ 315.234129][T14169] block nbd0: NBD_DISCONNECT [ 315.240001][T14166] block nbd0: Disconnected due to user request. [ 315.252237][T14166] block nbd0: shutting down sockets [ 315.263745][T14168] block nbd2: shutting down sockets [ 315.273508][T14170] block nbd1: Device being setup by another task [ 315.284475][T14173] block nbd1: shutting down sockets 03:32:00 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) [ 315.342356][T14174] block nbd2: Device being setup by another task [ 315.351214][T14178] block nbd2: shutting down sockets [ 315.363496][T14175] block nbd4: shutting down sockets 03:32:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x4090ae82, r1) 03:32:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401070ca) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40101283) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 315.452274][T14175] block nbd4: Device being setup by another task [ 315.458706][T14175] block nbd4: shutting down sockets 03:32:00 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab05) [ 315.574298][T14186] block nbd0: NBD_DISCONNECT [ 315.577675][T14179] block nbd3: shutting down sockets 03:32:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x80041284, r1) [ 315.644176][T14187] block nbd1: shutting down sockets 03:32:00 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) [ 315.672269][T14189] block nbd3: Device being setup by another task [ 315.678689][T14189] block nbd3: shutting down sockets 03:32:00 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab07) [ 315.752378][T14193] block nbd1: Device being setup by another task [ 315.762262][T14197] block nbd1: shutting down sockets [ 315.803779][T14194] block nbd2: shutting down sockets [ 315.832531][T14200] block nbd4: Device being setup by another task [ 315.841075][T14192] block nbd4: shutting down sockets 03:32:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401070cd) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x80041285, r1) [ 315.882490][T14203] block nbd2: Device being setup by another task [ 315.891425][T14205] block nbd2: shutting down sockets [ 315.930014][T14206] block nbd0: NBD_DISCONNECT [ 315.942912][T14200] block nbd4: Device being setup by another task [ 315.949484][T14200] block nbd4: shutting down sockets 03:32:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40101286) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:00 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) [ 316.044947][T14207] block nbd3: shutting down sockets 03:32:00 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab06) [ 316.093919][T14210] block nbd1: shutting down sockets [ 316.153381][T14212] block nbd3: Device being setup by another task [ 316.161243][T14212] block nbd3: shutting down sockets [ 316.202135][T14213] block nbd1: Device being setup by another task [ 316.206169][T14220] block nbd0: NBD_DISCONNECT [ 316.212325][T14210] block nbd1: shutting down sockets 03:32:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x80081270, r1) 03:32:01 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab08) 03:32:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab08) 03:32:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40186366) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 316.345225][T14219] block nbd4: shutting down sockets [ 316.362355][T14223] block nbd2: Device being setup by another task [ 316.368798][T14221] block nbd2: shutting down sockets [ 316.417769][T14230] block nbd0: NBD_DISCONNECT [ 316.463156][T14226] block nbd4: Device being setup by another task [ 316.469590][T14226] block nbd4: shutting down sockets [ 316.474907][T14223] block nbd2: Device being setup by another task [ 316.481651][T14232] block nbd2: shutting down sockets 03:32:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab08) 03:32:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40101288) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 316.535590][T14231] block nbd3: NBD_DISCONNECT [ 316.544474][T14225] block nbd3: Disconnected due to user request. [ 316.552447][T14236] block nbd1: Device being setup by another task [ 316.556453][T14225] block nbd3: shutting down sockets [ 316.564212][T14233] block nbd1: shutting down sockets 03:32:01 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab07) 03:32:01 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x80081272, r1) [ 316.632630][T14236] block nbd1: Device being setup by another task [ 316.654213][T14237] block nbd1: shutting down sockets 03:32:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401870c8) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 316.702390][T14238] block nbd3: Device being setup by another task [ 316.713599][T14238] block nbd3: shutting down sockets [ 316.730317][T14242] block nbd0: NBD_DISCONNECT 03:32:01 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab09) [ 316.837788][ T3255] ieee802154 phy0 wpan0: encryption failed: -22 [ 316.847359][T14245] block nbd2: shutting down sockets [ 316.847920][ T3255] ieee802154 phy1 wpan1: encryption failed: -22 03:32:01 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x80086301, r1) 03:32:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab08) [ 316.924445][T14244] block nbd4: shutting down sockets [ 316.942229][T14250] block nbd2: Device being setup by another task [ 316.950094][T14251] block nbd2: shutting down sockets 03:32:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401070c9) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 317.012202][T14252] block nbd4: Device being setup by another task [ 317.030294][T14252] block nbd4: shutting down sockets 03:32:01 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x80086601, r1) [ 317.085016][T14260] block nbd1: shutting down sockets [ 317.104109][T14261] block nbd0: NBD_DISCONNECT [ 317.112579][T14262] block nbd3: Device being setup by another task [ 317.122338][T14254] block nbd3: shutting down sockets 03:32:01 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) 03:32:01 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x80087601, r1) 03:32:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) [ 317.212571][T14260] block nbd1: Device being setup by another task [ 317.223089][T14268] block nbd1: shutting down sockets [ 317.236548][T14262] block nbd3: Device being setup by another task [ 317.251464][T14262] block nbd3: shutting down sockets [ 317.293682][T14266] block nbd2: shutting down sockets 03:32:02 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab0a) 03:32:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401870cb) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 317.402991][T14272] block nbd2: Device being setup by another task [ 317.412088][T14275] block nbd2: shutting down sockets [ 317.433757][T14273] block nbd4: NBD_DISCONNECT [ 317.438681][T14274] block nbd0: shutting down sockets [ 317.447194][T14270] block nbd4: Disconnected due to user request. [ 317.464456][T14270] block nbd4: shutting down sockets 03:32:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401070ca) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:02 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x801c581f, r1) 03:32:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) [ 317.580857][T14277] block nbd3: shutting down sockets [ 317.582825][T14283] block nbd4: Device being setup by another task [ 317.600507][T14283] block nbd4: shutting down sockets [ 317.604592][T14282] block nbd1: shutting down sockets 03:32:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab09) [ 317.692029][T14285] block nbd1: Device being setup by another task [ 317.700883][T14287] block nbd1: shutting down sockets [ 317.706360][T14286] block nbd3: Device being setup by another task [ 317.718574][T14286] block nbd3: shutting down sockets 03:32:02 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x400448c9) 03:32:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401870cc) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 317.854113][T14290] block nbd0: shutting down sockets 03:32:02 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xc0045878, r1) [ 317.904356][T14292] block nbd2: shutting down sockets 03:32:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) [ 317.979853][T14297] block nbd2: Device being setup by another task [ 317.993841][T14303] block nbd2: shutting down sockets [ 318.013965][T14295] block nbd4: shutting down sockets [ 318.072080][T14305] block nbd3: Device being setup by another task [ 318.082739][T14307] block nbd0: shutting down sockets [ 318.084143][T14296] block nbd3: shutting down sockets 03:32:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401070cd) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:02 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xc0045878, r1) [ 318.122313][T14308] block nbd4: Device being setup by another task [ 318.130923][T14304] block nbd1: shutting down sockets [ 318.155481][T14308] block nbd4: shutting down sockets 03:32:02 executing program 0: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab08) [ 318.172650][T14305] block nbd3: shutting down sockets 03:32:03 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x400448dd) 03:32:03 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab0a) [ 318.253387][T14311] block nbd1: Device being setup by another task [ 318.264677][T14313] block nbd1: shutting down sockets 03:32:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401c5820) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 318.361155][T14320] block nbd0: NBD_DISCONNECT [ 318.403646][T14317] block nbd2: shutting down sockets 03:32:03 executing program 0: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab08) 03:32:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xc0101282, r1) [ 318.494712][T14318] block nbd3: shutting down sockets [ 318.522230][T14325] block nbd2: Device being setup by another task [ 318.528685][T14328] block nbd2: shutting down sockets [ 318.544289][T14321] block nbd4: shutting down sockets 03:32:03 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40186366) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 318.582293][T14329] block nbd3: shutting down sockets 03:32:03 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x400454ca) [ 318.631602][T14336] block nbd0: NBD_DISCONNECT [ 318.637844][T14333] block nbd4: Device being setup by another task [ 318.646835][T14330] block nbd1: shutting down sockets [ 318.656538][T14333] block nbd4: shutting down sockets 03:32:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xc0189436, r1) 03:32:03 executing program 0: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(r1, 0xab08) 03:32:03 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab10) [ 318.752211][T14337] block nbd1: Device being setup by another task [ 318.759139][T14340] block nbd1: shutting down sockets 03:32:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4020940d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 318.853683][T14342] block nbd2: shutting down sockets [ 318.912110][ T9634] Bluetooth: hci1: command 0x0406 tx timeout [ 318.922089][ T9711] Bluetooth: hci0: command 0x0406 tx timeout [ 318.922893][T14341] block nbd3: shutting down sockets [ 318.942031][T14346] block nbd2: Device being setup by another task [ 318.948734][T14350] block nbd2: shutting down sockets [ 318.966039][T14351] block nbd0: NBD_DISCONNECT 03:32:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab08) [ 319.031951][T14354] block nbd3: Device being setup by another task [ 319.040693][T14354] block nbd3: shutting down sockets 03:32:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xc020660b, r1) 03:32:03 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401870c8) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 319.091975][T14357] block nbd4: Device being setup by another task [ 319.106458][T14356] block nbd1: shutting down sockets [ 319.128348][T14348] block nbd4: shutting down sockets 03:32:03 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40049409) [ 319.167997][T14360] block nbd0: NBD_DISCONNECT 03:32:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab08) [ 319.222284][T14359] block nbd1: Device being setup by another task [ 319.223215][T14357] block nbd4: Device being setup by another task [ 319.235388][T14363] block nbd1: shutting down sockets [ 319.301597][T14357] block nbd4: shutting down sockets 03:32:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4040534e) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 319.333906][T14364] block nbd2: shutting down sockets 03:32:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xc0481273, r1) 03:32:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xae01) [ 319.444271][T14373] block nbd0: NBD_DISCONNECT [ 319.453534][T14366] block nbd3: shutting down sockets 03:32:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401870cb) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab08) [ 319.591198][T14383] block nbd0: NBD_DISCONNECT [ 319.591970][T14379] block nbd3: Device being setup by another task [ 319.614307][T14377] block nbd1: shutting down sockets [ 319.624012][T14376] block nbd4: shutting down sockets [ 319.631590][T14379] block nbd3: shutting down sockets 03:32:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x161103, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r7 = dup2(r5, r6) signalfd(r2, &(0x7f00000000c0)={[0xfffffffffffffff9]}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f0000000180)={r7}, 0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:32:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab08) [ 319.711969][T14387] block nbd4: Device being setup by another task [ 319.719843][T14387] block nbd4: shutting down sockets [ 319.732359][T14377] block nbd1: Device being setup by another task [ 319.738912][T14389] block nbd1: shutting down sockets 03:32:04 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40081271) [ 319.773980][T14388] block nbd2: shutting down sockets 03:32:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80041284) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xae41) [ 319.901967][T14391] block nbd2: Device being setup by another task [ 319.915195][T14396] block nbd2: shutting down sockets [ 319.922163][T14390] block nbd5: shutting down sockets [ 319.949322][T14392] block nbd0: shutting down sockets [ 319.962969][T14390] block nbd5: shutting down sockets 03:32:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401870cc) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab08) [ 320.013579][T14394] block nbd3: shutting down sockets 03:32:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 320.106666][T14402] block nbd1: shutting down sockets [ 320.112532][T14404] block nbd3: shutting down sockets 03:32:04 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40086602) [ 320.203555][T14403] block nbd0: shutting down sockets [ 320.214089][T14401] block nbd4: shutting down sockets 03:32:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab08) [ 320.266793][T14409] block nbd1: Device being setup by another task [ 320.274943][T14411] block nbd5: shutting down sockets [ 320.304795][T14415] block nbd1: shutting down sockets [ 320.322155][T14413] block nbd4: Device being setup by another task [ 320.331232][T14413] block nbd4: shutting down sockets [ 320.352374][T14420] block nbd2: shutting down sockets [ 320.372136][T14411] block nbd5: shutting down sockets [ 320.373580][T14418] block nbd3: shutting down sockets 03:32:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80041285) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:05 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x8000) socket$inet_udp(0x2, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r3, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) setsockopt$inet6_icmp_ICMP_FILTER(r3, 0x1, 0x1, &(0x7f0000000000)={0x400}, 0x4) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r2, r4) ioctl$NBD_DO_IT(r2, 0xab03) 03:32:05 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xae80) [ 320.442018][T14420] block nbd2: Device being setup by another task [ 320.454610][T14424] block nbd2: shutting down sockets [ 320.476881][T14422] block nbd0: shutting down sockets [ 320.523043][T14425] block nbd3: shutting down sockets 03:32:05 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401c5820) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab08) 03:32:05 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40087602) [ 320.743451][T14432] block nbd1: shutting down sockets [ 320.763495][T14435] block nbd0: NBD_DISCONNECT [ 320.772911][T14433] block nbd0: Disconnected due to user request. [ 320.780389][T14430] block nbd4: shutting down sockets [ 320.781189][T14433] block nbd0: shutting down sockets [ 320.805159][T14437] block nbd3: shutting down sockets [ 320.810859][T14439] block nbd2: shutting down sockets [ 320.841902][T14440] block nbd1: Device being setup by another task [ 320.848429][T14443] block nbd1: shutting down sockets 03:32:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x8913) [ 320.891992][T14442] block nbd4: Device being setup by another task [ 320.901906][T14442] block nbd4: shutting down sockets [ 320.913227][T14446] block nbd3: Device being setup by another task [ 320.914232][T14445] block nbd2: Device being setup by another task [ 320.919785][T14446] block nbd3: shutting down sockets [ 320.945403][T14447] block nbd2: shutting down sockets 03:32:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80081270) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:05 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4020940d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:05 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x400448c9) 03:32:05 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40101283) [ 321.125581][T14448] block nbd0: shutting down sockets 03:32:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0x1265, r1) [ 321.246541][T14451] block nbd1: shutting down sockets [ 321.264302][T14456] block nbd2: shutting down sockets [ 321.274220][T14454] block nbd3: shutting down sockets [ 321.291986][T14459] block nbd4: Device being setup by another task [ 321.301835][T14453] block nbd4: shutting down sockets [ 321.353644][T14451] block nbd1: Device being setup by another task [ 321.360078][T14464] block nbd1: shutting down sockets 03:32:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x1276) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 321.411736][T14462] block nbd2: Device being setup by another task [ 321.411811][T14459] block nbd4: Device being setup by another task [ 321.418211][T14466] block nbd2: shutting down sockets [ 321.432809][T14465] block nbd3: Device being setup by another task [ 321.440742][T14465] block nbd3: shutting down sockets [ 321.450771][T14459] block nbd4: shutting down sockets [ 321.456704][T14429] block nbd5: shutting down sockets [ 321.553904][T14429] block nbd5: shutting down sockets 03:32:06 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/ip6_tables_matches\x00') ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:32:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80081272) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4090ae82) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:06 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40101286) 03:32:06 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x400448dd) [ 321.671045][T14470] block nbd0: shutting down sockets 03:32:06 executing program 0 (fault-call:4 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) [ 321.803367][T14476] block nbd2: shutting down sockets [ 321.814475][T14477] block nbd1: shutting down sockets [ 321.823716][T14474] block nbd4: shutting down sockets [ 321.832966][T14479] block nbd5: shutting down sockets [ 321.833255][T14475] block nbd3: shutting down sockets [ 321.892072][T14479] block nbd5: shutting down sockets 03:32:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80041284) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 321.933229][T14485] block nbd4: Device being setup by another task [ 321.944680][T14485] block nbd4: shutting down sockets [ 321.962649][T14483] block nbd1: Device being setup by another task [ 321.962940][T14487] block nbd3: shutting down sockets [ 321.970416][T14488] block nbd1: shutting down sockets [ 321.985220][T14489] FAULT_INJECTION: forcing a failure. [ 321.985220][T14489] name failslab, interval 1, probability 0, space 0, times 0 [ 322.045601][T14489] CPU: 0 PID: 14489 Comm: syz-executor.0 Not tainted 5.14.0-rc4-syzkaller #0 [ 322.054745][T14489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.064910][T14489] Call Trace: [ 322.068205][T14489] dump_stack_lvl+0xcd/0x134 [ 322.072821][T14489] should_fail.cold+0x5/0xa [ 322.077364][T14489] ? tomoyo_realpath_from_path+0xc3/0x620 [ 322.083119][T14489] should_failslab+0x5/0x10 [ 322.087653][T14489] __kmalloc+0x7e/0x4d0 [ 322.091838][T14489] tomoyo_realpath_from_path+0xc3/0x620 [ 322.097422][T14489] ? tomoyo_profile+0x42/0x50 [ 322.102217][T14489] tomoyo_path_number_perm+0x1d5/0x590 [ 322.107793][T14489] ? tomoyo_path_number_perm+0x18d/0x590 [ 322.113725][T14489] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 322.119566][T14489] ? lock_downgrade+0x6e0/0x6e0 [ 322.124444][T14489] ? __fget_files+0x23d/0x3e0 [ 322.129234][T14489] security_file_ioctl+0x50/0xb0 [ 322.134549][T14489] __x64_sys_ioctl+0xb3/0x200 [ 322.139337][T14489] do_syscall_64+0x35/0xb0 [ 322.143786][T14489] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 322.149795][T14489] RIP: 0033:0x4665e9 [ 322.153722][T14489] 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 bc ff ff ff f7 d8 64 89 01 48 [ 322.173460][T14489] RSP: 002b:00007fccfd4a7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 322.181992][T14489] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 03:32:06 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40101288) 03:32:06 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x400454ca) [ 322.190002][T14489] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000006 [ 322.197999][T14489] RBP: 00007fccfd4a71d0 R08: 0000000000000000 R09: 0000000000000000 [ 322.206084][T14489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 322.214359][T14489] R13: 00007ffeb8af7f8f R14: 00007fccfd4a7300 R15: 0000000000022000 [ 322.301861][T14496] block nbd2: Device being setup by another task [ 322.308868][T14493] block nbd2: shutting down sockets [ 322.320458][T14489] ERROR: Out of memory at tomoyo_realpath_from_path. [ 322.381180][T14489] block nbd0: NBD_DISCONNECT [ 322.403401][T14498] block nbd3: shutting down sockets [ 322.423034][T14486] block nbd0: Disconnected due to user request. [ 322.439279][T14486] block nbd0: shutting down sockets [ 322.512125][T14503] block nbd3: Device being setup by another task [ 322.513368][T14500] block nbd4: shutting down sockets [ 322.523978][T14503] block nbd3: shutting down sockets 03:32:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80041285) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:07 executing program 0 (fault-call:4 fault-nth:1): r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) 03:32:07 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401070c9) 03:32:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80086301) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:07 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/binder/failed_transaction_log\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r3, 0x0) preadv(r3, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r4, 0x0) preadv(r4, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r1) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = syz_open_dev$binderN(&(0x7f00000000c0), 0x0, 0x802) r7 = bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000140)={&(0x7f0000000100)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x7, [@fwd={0x4}]}, {0x0, [0x0, 0x61, 0x30, 0x5f, 0x0]}}, &(0x7f00000002c0)=""/251, 0x2b, 0xfb, 0x1}, 0x20) ppoll(&(0x7f0000000180)=[{0xffffffffffffffff, 0x21}, {0xffffffffffffffff, 0x202}, {0xffffffffffffffff, 0xe}, {}, {r6, 0x8468}, {r7, 0xa110}, {r1, 0x3054}], 0x7, &(0x7f0000000200)={0x77359400}, &(0x7f0000000240), 0x8) recvmmsg(r5, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) [ 322.641804][T14504] block nbd4: Device being setup by another task [ 322.648843][T14504] block nbd4: shutting down sockets [ 322.663728][T14510] FAULT_INJECTION: forcing a failure. [ 322.663728][T14510] name failslab, interval 1, probability 0, space 0, times 0 [ 322.697328][T14510] CPU: 0 PID: 14510 Comm: syz-executor.0 Not tainted 5.14.0-rc4-syzkaller #0 [ 322.706172][T14510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.716430][T14510] Call Trace: [ 322.719722][T14510] dump_stack_lvl+0xcd/0x134 [ 322.724345][T14510] should_fail.cold+0x5/0xa [ 322.728888][T14510] ? tomoyo_encode2.part.0+0xe9/0x3a0 [ 322.734421][T14510] should_failslab+0x5/0x10 [ 322.738981][T14510] __kmalloc+0x7e/0x4d0 [ 322.743169][T14510] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 322.749575][T14510] ? d_absolute_path+0x10f/0x170 [ 322.754540][T14510] tomoyo_encode2.part.0+0xe9/0x3a0 [ 322.759787][T14510] tomoyo_encode+0x28/0x50 [ 322.764241][T14510] tomoyo_realpath_from_path+0x186/0x620 [ 322.769931][T14510] tomoyo_path_number_perm+0x1d5/0x590 [ 322.775428][T14510] ? tomoyo_path_number_perm+0x18d/0x590 [ 322.781457][T14510] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 322.787384][T14510] ? lock_downgrade+0x6e0/0x6e0 [ 322.792264][T14510] ? __fget_files+0x23d/0x3e0 [ 322.797070][T14510] security_file_ioctl+0x50/0xb0 [ 322.802055][T14510] __x64_sys_ioctl+0xb3/0x200 [ 322.806940][T14510] do_syscall_64+0x35/0xb0 [ 322.811393][T14510] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 322.817406][T14510] RIP: 0033:0x4665e9 [ 322.821404][T14510] 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 bc ff ff ff f7 d8 64 89 01 48 [ 322.841218][T14510] RSP: 002b:00007fccfd4a7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 322.849834][T14510] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 322.858097][T14510] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000006 [ 322.866086][T14510] RBP: 00007fccfd4a71d0 R08: 0000000000000000 R09: 0000000000000000 [ 322.874075][T14510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 322.882332][T14510] R13: 00007ffeb8af7f8f R14: 00007fccfd4a7300 R15: 0000000000022000 03:32:07 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x40049409) [ 322.922482][T14512] block nbd3: shutting down sockets [ 322.931570][T14521] block nbd2: shutting down sockets [ 322.981032][T14510] ERROR: Out of memory at tomoyo_realpath_from_path. [ 322.981745][T14517] block nbd1: Device being setup by another task [ 322.997279][T14510] block nbd0: NBD_DISCONNECT [ 323.009142][T14507] block nbd0: Disconnected due to user request. [ 323.032859][T14518] block nbd1: shutting down sockets [ 323.035467][T14507] block nbd0: shutting down sockets [ 323.051714][T14522] block nbd3: Device being setup by another task [ 323.051826][T14521] block nbd2: Device being setup by another task [ 323.060716][T14522] block nbd3: shutting down sockets [ 323.077386][T14523] block nbd2: shutting down sockets 03:32:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80081270) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:07 executing program 0 (fault-call:4 fault-nth:2): r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) 03:32:07 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401070ca) [ 323.152297][T14517] block nbd1: Device being setup by another task [ 323.160394][T14518] block nbd1: shutting down sockets 03:32:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80086601) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 323.272338][T14527] block nbd4: Device being setup by another task [ 323.297101][T14524] block nbd4: shutting down sockets [ 323.394556][T14531] block nbd2: shutting down sockets [ 323.401671][T14533] FAULT_INJECTION: forcing a failure. [ 323.401671][T14533] name failslab, interval 1, probability 0, space 0, times 0 [ 323.425528][T14527] block nbd4: Device being setup by another task [ 323.433620][T14529] block nbd3: shutting down sockets [ 323.441440][T14533] CPU: 1 PID: 14533 Comm: syz-executor.0 Not tainted 5.14.0-rc4-syzkaller #0 [ 323.449891][T14527] block nbd4: shutting down sockets [ 323.450252][T14533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.465763][T14533] Call Trace: [ 323.469054][T14533] dump_stack_lvl+0xcd/0x134 [ 323.473679][T14533] should_fail.cold+0x5/0xa [ 323.478211][T14533] ? tomoyo_encode2.part.0+0xe9/0x3a0 [ 323.483615][T14533] should_failslab+0x5/0x10 [ 323.488224][T14533] __kmalloc+0x7e/0x4d0 [ 323.492571][T14533] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 323.498900][T14533] ? d_absolute_path+0x10f/0x170 [ 323.503845][T14533] tomoyo_encode2.part.0+0xe9/0x3a0 [ 323.509057][T14533] tomoyo_encode+0x28/0x50 [ 323.513480][T14533] tomoyo_realpath_from_path+0x186/0x620 [ 323.519125][T14533] tomoyo_path_number_perm+0x1d5/0x590 [ 323.524604][T14533] ? tomoyo_path_number_perm+0x18d/0x590 [ 323.530595][T14533] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 323.536408][T14533] ? lock_downgrade+0x6e0/0x6e0 [ 323.541360][T14533] ? __fget_files+0x23d/0x3e0 [ 323.546125][T14533] security_file_ioctl+0x50/0xb0 [ 323.551082][T14533] __x64_sys_ioctl+0xb3/0x200 [ 323.555856][T14533] do_syscall_64+0x35/0xb0 [ 323.560276][T14533] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 323.566185][T14533] RIP: 0033:0x4665e9 [ 323.570073][T14533] 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 bc ff ff ff f7 d8 64 89 01 48 [ 323.589692][T14533] RSP: 002b:00007fccfd4a7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 323.598104][T14533] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 323.606451][T14533] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000006 [ 323.614431][T14533] RBP: 00007fccfd4a71d0 R08: 0000000000000000 R09: 0000000000000000 [ 323.622398][T14533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 323.630372][T14533] R13: 00007ffeb8af7f8f R14: 00007fccfd4a7300 R15: 0000000000022000 [ 323.641956][T14509] block nbd5: shutting down sockets [ 323.662101][T14531] block nbd2: shutting down sockets [ 323.668865][T14533] ERROR: Out of memory at tomoyo_realpath_from_path. [ 323.671796][T14537] block nbd1: Device being setup by another task [ 323.698109][T14533] block nbd0: NBD_DISCONNECT [ 323.715685][T14530] block nbd0: Disconnected due to user request. [ 323.722365][T14535] block nbd1: shutting down sockets [ 323.728151][T14538] block nbd3: Device being setup by another task 03:32:08 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x40081271) [ 323.748950][T14538] block nbd3: shutting down sockets [ 323.762875][T14530] block nbd0: shutting down sockets [ 323.796757][T14509] block nbd5: shutting down sockets 03:32:08 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80081272) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80087601) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:08 executing program 0 (fault-call:4 fault-nth:3): r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) 03:32:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r2, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r5 = dup2(r3, r4) read$FUSE(r5, 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:32:08 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401070cd) [ 324.031796][ T9758] Bluetooth: hci2: command 0x0406 tx timeout [ 324.040537][ T9758] Bluetooth: hci3: command 0x0406 tx timeout [ 324.065368][ T9758] Bluetooth: hci4: command 0x0406 tx timeout [ 324.072175][T14555] block nbd2: shutting down sockets [ 324.073440][T14544] block nbd4: shutting down sockets [ 324.077606][T14556] block nbd1: shutting down sockets [ 324.101350][ T9758] Bluetooth: hci5: command 0x0406 tx timeout [ 324.164451][T14558] block nbd0: NBD_DISCONNECT [ 324.169365][T14558] FAULT_INJECTION: forcing a failure. [ 324.169365][T14558] name failslab, interval 1, probability 0, space 0, times 0 [ 324.190467][T14551] block nbd3: shutting down sockets [ 324.208026][T14558] CPU: 1 PID: 14558 Comm: syz-executor.0 Not tainted 5.14.0-rc4-syzkaller #0 [ 324.217820][T14558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 324.227917][T14558] Call Trace: [ 324.231391][T14558] dump_stack_lvl+0xcd/0x134 [ 324.236007][T14558] should_fail.cold+0x5/0xa [ 324.240545][T14558] should_failslab+0x5/0x10 [ 324.241741][T14554] block nbd4: Device being setup by another task [ 324.245073][T14558] kmem_cache_alloc_node+0x68/0x590 [ 324.245145][T14558] __alloc_skb+0x20b/0x340 [ 324.261251][T14558] alloc_skb_with_frags+0x93/0x620 [ 324.264248][T14554] block nbd4: shutting down sockets [ 324.266428][T14558] ? lock_chain_count+0x20/0x20 [ 324.266461][T14558] sock_alloc_send_pskb+0x783/0x910 [ 324.282260][T14558] ? sock_wmalloc+0x120/0x120 [ 324.287188][T14558] ? selinux_inet_conn_established+0x100/0x100 [ 324.293381][T14558] ? unix_gc+0xe90/0xe90 [ 324.297747][T14558] ? __lock_acquire+0x162f/0x54a0 [ 324.302793][T14558] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 324.309216][T14558] unix_stream_sendmsg+0x62e/0x1020 [ 324.314603][T14558] ? selinux_socket_listen+0x2b0/0x2b0 [ 324.320264][T14558] ? tomoyo_socket_bind_permission+0x330/0x330 [ 324.326623][T14558] ? unix_stream_recvmsg+0xf0/0xf0 [ 324.331767][T14558] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 324.338125][T14558] ? unix_stream_recvmsg+0xf0/0xf0 [ 324.343265][T14558] sock_sendmsg+0xcf/0x120 [ 324.347713][T14558] sock_xmit+0x26e/0x540 [ 324.352066][T14558] ? nbd_clear_req+0x70/0x70 [ 324.356711][T14558] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 324.363002][T14558] nbd_disconnect+0x2a9/0x378 [ 324.368359][T14558] ? nbd_queue_rq.cold+0x214/0x214 [ 324.373675][T14558] ? tomoyo_path_number_perm+0x441/0x590 [ 324.379339][T14558] ? nbd_ioctl+0x14f/0xa50 [ 324.384045][T14558] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 324.390472][T14558] ? cap_capable+0x1f1/0x280 [ 324.395110][T14558] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 324.401480][T14558] ? security_capable+0x8f/0xc0 [ 324.406372][T14558] nbd_ioctl.cold+0xd/0x89 03:32:09 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x40086602) [ 324.410815][T14558] ? vfs_fileattr_set+0xb50/0xb50 [ 324.416044][T14558] ? blk_ioctl_discard+0x2e0/0x2e0 [ 324.421185][T14558] ? nbd_release+0x1a0/0x1a0 [ 324.425803][T14558] ? selinux_file_ioctl+0x424/0x5d0 [ 324.431059][T14558] ? selinux_file_ioctl+0x10f/0x5d0 [ 324.436639][T14558] ? selinux_inode_getsecctx+0x90/0x90 [ 324.442428][T14558] ? nbd_release+0x1a0/0x1a0 [ 324.447331][T14558] blkdev_ioctl+0x2a1/0x6d0 [ 324.451882][T14558] ? blkdev_common_ioctl+0x1830/0x1830 [ 324.457374][T14558] ? __fget_files+0x23d/0x3e0 [ 324.462079][T14558] block_ioctl+0xf9/0x140 [ 324.466470][T14558] ? bd_unlink_disk_holder+0x430/0x430 [ 324.471961][T14558] __x64_sys_ioctl+0x193/0x200 [ 324.476939][T14558] do_syscall_64+0x35/0xb0 [ 324.481507][T14558] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 324.487630][T14558] RIP: 0033:0x4665e9 [ 324.491537][T14558] 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 bc ff ff ff f7 d8 64 89 01 48 [ 324.511251][T14558] RSP: 002b:00007fccfd4a7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 324.519773][T14558] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 324.527764][T14558] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000006 [ 324.535841][T14558] RBP: 00007fccfd4a71d0 R08: 0000000000000000 R09: 0000000000000000 [ 324.543846][T14558] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 324.551848][T14558] R13: 00007ffeb8af7f8f R14: 00007fccfd4a7300 R15: 0000000000022000 [ 324.565262][T14550] block nbd1: Device being setup by another task [ 324.571688][T14548] block nbd2: Device being setup by another task [ 324.578187][T14565] block nbd2: shutting down sockets [ 324.591580][T14563] block nbd1: shutting down sockets [ 324.601898][T14561] block nbd5: Device being setup by another task [ 324.608387][T14566] block nbd3: shutting down sockets 03:32:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80086301) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x40186366) 03:32:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x8010671f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 324.762731][T14572] block nbd4: Device being setup by another task [ 324.771689][T14568] block nbd4: shutting down sockets [ 324.821708][T14558] block nbd0: Send disconnect failed -105 [ 324.833643][T14552] block nbd0: Disconnected due to user request. [ 324.844676][T14552] block nbd0: shutting down sockets [ 324.852614][T14572] block nbd4: Device being setup by another task [ 324.859665][T14572] block nbd4: shutting down sockets [ 324.866371][T14549] block nbd5: shutting down sockets [ 324.883890][T14576] block nbd2: shutting down sockets [ 324.893563][T14574] block nbd3: shutting down sockets 03:32:09 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x40087602) [ 324.931547][T14579] block nbd1: Device being setup by another task [ 324.939695][T14578] block nbd1: shutting down sockets 03:32:09 executing program 0 (fault-call:4 fault-nth:4): r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) [ 325.011681][T14561] block nbd5: Device being setup by another task [ 325.011903][T14581] block nbd3: Device being setup by another task [ 325.018167][T14580] block nbd2: Device being setup by another task [ 325.046405][T14581] block nbd3: shutting down sockets [ 325.047299][T14561] block nbd5: shutting down sockets [ 325.062164][T14583] block nbd2: shutting down sockets [ 325.081763][T14579] block nbd1: Device being setup by another task [ 325.088614][T14579] block nbd1: shutting down sockets 03:32:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401870c8) 03:32:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80086601) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:09 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) [ 325.184929][T14584] block nbd4: shutting down sockets 03:32:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x801c581f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 325.244272][T14589] block nbd0: NBD_DISCONNECT [ 325.250857][T14589] FAULT_INJECTION: forcing a failure. [ 325.250857][T14589] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 325.301463][T14589] CPU: 1 PID: 14589 Comm: syz-executor.0 Not tainted 5.14.0-rc4-syzkaller #0 [ 325.310363][T14589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.320701][T14589] Call Trace: [ 325.324000][T14589] dump_stack_lvl+0xcd/0x134 [ 325.328636][T14589] should_fail.cold+0x5/0xa [ 325.333183][T14589] _copy_to_user+0x2c/0x150 [ 325.337785][T14589] simple_read_from_buffer+0xcc/0x160 [ 325.343292][T14589] proc_fail_nth_read+0x187/0x220 [ 325.348516][T14589] ? proc_fault_inject_read+0x220/0x220 [ 325.354086][T14589] ? security_file_permission+0x248/0x560 [ 325.359831][T14589] ? proc_fault_inject_read+0x220/0x220 [ 325.365408][T14589] vfs_read+0x1b5/0x570 [ 325.369637][T14589] ksys_read+0x12d/0x250 [ 325.374007][T14589] ? vfs_write+0xa40/0xa40 [ 325.378435][T14589] ? syscall_enter_from_user_mode+0x21/0x70 [ 325.384340][T14589] do_syscall_64+0x35/0xb0 [ 325.388772][T14589] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 325.394676][T14589] RIP: 0033:0x41936c [ 325.398564][T14589] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 [ 325.418616][T14589] RSP: 002b:00007fccfd4a7170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 325.427127][T14589] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000041936c [ 325.435180][T14589] RDX: 000000000000000f RSI: 00007fccfd4a71e0 RDI: 0000000000000007 [ 325.443234][T14589] RBP: 00007fccfd4a71d0 R08: 0000000000000000 R09: 0000000000000000 [ 325.451216][T14589] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 325.459192][T14589] R13: 00007ffeb8af7f8f R14: 00007fccfd4a7300 R15: 0000000000022000 [ 325.482134][T14587] block nbd4: shutting down sockets [ 325.551424][T14600] block nbd2: Device being setup by another task [ 325.558011][T14594] block nbd2: shutting down sockets 03:32:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x4008ae8a) 03:32:10 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x1f, 0x800, 0xff, &(0x7f0000001ac0)) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r3, 0x84, 0x6, &(0x7f0000000180)={0x0, @in6={{0xa, 0x4e21, 0x7, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x4}}}, &(0x7f0000000240)=0x84) recvmmsg(r3, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) r4 = bpf$BPF_LINK_CREATE(0x1c, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff, 0x1d}, 0x10) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) poll(&(0x7f0000000100)=[{r4, 0x2070}, {r2, 0x102}, {r5}], 0x3, 0x7) recvmmsg(r6, &(0x7f0000004180)=[{{&(0x7f00000002c0)=@alg, 0x80, &(0x7f0000000680)=[{&(0x7f0000000340)=""/141, 0x8d}, {&(0x7f0000000400)=""/148, 0x94}, {&(0x7f00000004c0)=""/51, 0x33}, {&(0x7f0000000500)=""/84, 0x54}, {&(0x7f0000000580)=""/192, 0xc0}, {&(0x7f0000000640)=""/9, 0x9}], 0x6}, 0x2b}, {{&(0x7f0000000740)=@phonet, 0x80, &(0x7f0000002b40)=[{&(0x7f00000007c0)=""/104, 0x68}, {&(0x7f0000000840)=""/86, 0x56}, {&(0x7f00000008c0)=""/4096, 0x1000}, {&(0x7f00000018c0)=""/209, 0xd1}, {&(0x7f00000019c0)=""/247, 0xf7}, {&(0x7f0000001ac0)}, {&(0x7f0000001b00)=""/19, 0x13}, {&(0x7f0000001b40)=""/4096, 0x1000}], 0x8, &(0x7f0000002bc0)=""/185, 0xb9}, 0x9}, {{&(0x7f0000002c80)=@caif, 0x80, &(0x7f00000040c0)=[{&(0x7f0000002d00)=""/119, 0x77}, {&(0x7f0000002d80)=""/133, 0x85}, {&(0x7f0000002e40)=""/207, 0xcf}, {&(0x7f0000002f40)=""/4096, 0x1000}, {&(0x7f0000003f40)}, {&(0x7f0000003f80)=""/10, 0xa}, {&(0x7f0000003fc0)=""/22, 0x16}, {&(0x7f0000004000)=""/185, 0xb9}], 0x8, &(0x7f0000004140)=""/56, 0x38}}], 0x3, 0x40000060, &(0x7f0000004240)) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) [ 325.593228][T14592] block nbd3: shutting down sockets [ 325.651624][T14594] block nbd2: Device being setup by another task [ 325.652838][T14602] block nbd1: shutting down sockets [ 325.659345][T14603] block nbd2: shutting down sockets [ 325.683213][T14601] block nbd3: shutting down sockets 03:32:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401870cb) 03:32:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80087601) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 325.762059][T14604] block nbd1: Device being setup by another task [ 325.768849][T14607] block nbd1: shutting down sockets 03:32:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0045878) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 325.905221][T14608] block nbd4: shutting down sockets [ 325.951472][T14615] block nbd5: Device being setup by another task [ 325.974240][T14612] block nbd3: shutting down sockets [ 326.006345][T14588] block nbd0: Disconnected due to user request. [ 326.014748][T14616] block nbd4: Device being setup by another task [ 326.022083][T14616] block nbd4: shutting down sockets [ 326.035788][T14588] block nbd0: shutting down sockets [ 326.071455][T14621] block nbd2: Device being setup by another task [ 326.078076][T14619] block nbd3: Device being setup by another task [ 326.087360][T14619] block nbd3: shutting down sockets [ 326.093359][T14617] block nbd2: shutting down sockets [ 326.093596][T14620] block nbd1: shutting down sockets 03:32:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x40101283) 03:32:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab08) 03:32:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401870cc) [ 326.191865][T14617] block nbd2: Device being setup by another task [ 326.199830][T14622] block nbd2: shutting down sockets [ 326.201788][T14623] block nbd1: Device being setup by another task [ 326.225261][T14625] block nbd1: shutting down sockets 03:32:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x801c581f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0045878) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 326.372645][T14628] block nbd0: NBD_DISCONNECT [ 326.380935][T14626] block nbd0: Disconnected due to user request. [ 326.401342][T14626] block nbd0: shutting down sockets [ 326.423457][T14627] block nbd4: shutting down sockets [ 326.462958][T14630] block nbd3: shutting down sockets 03:32:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x2) [ 326.512284][T14635] block nbd4: shutting down sockets [ 326.556531][T14637] block nbd3: shutting down sockets 03:32:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x40101286) [ 326.583147][T14639] block nbd2: Device being setup by another task [ 326.589630][T14606] block nbd5: shutting down sockets [ 326.595063][T14640] block nbd1: Device being setup by another task [ 326.621154][T14636] block nbd1: shutting down sockets [ 326.621197][T14634] block nbd2: shutting down sockets 03:32:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x401c5820) [ 326.741544][T14639] block nbd2: Device being setup by another task [ 326.749198][T14646] block nbd2: shutting down sockets [ 326.753036][T14642] block nbd0: shutting down sockets [ 326.781440][T14650] block nbd5: Device being setup by another task [ 326.791408][T14640] block nbd1: Device being setup by another task [ 326.800281][T14645] block nbd4: shutting down sockets [ 326.806940][T14650] block nbd5: shutting down sockets [ 326.822628][T14649] block nbd1: shutting down sockets [ 326.871521][T14648] block nbd0: shutting down sockets [ 326.913905][T14651] block nbd3: shutting down sockets [ 326.951527][T14654] block nbd4: Device being setup by another task [ 326.961421][T14654] block nbd4: shutting down sockets 03:32:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0045878) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0101282) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x10) [ 327.011655][T14656] block nbd3: Device being setup by another task [ 327.039916][T14656] block nbd3: shutting down sockets 03:32:11 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = syz_io_uring_setup(0x184, &(0x7f00000002c0), &(0x7f0000148000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340), &(0x7f0000000100)=0x0) io_uring_enter(r3, 0x45f5, 0x0, 0x0, 0x0, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r5, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) r6 = syz_mount_image$omfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x40, 0x6, &(0x7f0000000440)=[{&(0x7f00000000c0)="2f70086962ff925f7f2a02299dfc68b7cfa26cec9624b875f2afe9090c836c6181e4eb124d438283d3ca4f3ee2389675911ca0cb97f40cd01baa244a985d749842b815f1cdab20eb8b7c98de87caa40e6f2e212b228e45bf4c144f60bc81243455d468dd195d5371ac1af76e057d3946d391f6aa12190cebe0451a2876aa2eea4014d4eeb28c00f36135ef56d6394263658cad37e036b777273c53e87c36147bf1eb7bf6466ccf147326178d2380b66d2597ab", 0xb3, 0x6}, {&(0x7f0000000180)="0212d0211a0bab087d25d619649c32e74feccdf9909def7eeb27ea56cc3895", 0x1f, 0x537f}, {&(0x7f00000001c0)="977b279aadec072db1439e6bfc35fe0867bb15803715c6c7d7f5f74ab19e32efd495eb72efdbc376a67d867dd17fa8243dfb068e1bf2e9cc4eca59", 0x3b, 0xcc}, {&(0x7f0000000200)="57aa8eaa97762840874462538fcdfbd2ef2fae788f16a5c7a27ab01c9c6ba451945bb929c053224388ee99f0fccbb9f84729e868fa28130ba03b4f83be9c6bce65888ff9c5311104d64d494e87248fd0c1a10506591501c068f6e96aaa54de8d39452f93cf70c4c7fb1abb9c3cb7133b64583f081ddfcd73e14fe75d256acbf923ce21019219ad344403bfd51c416e990b36", 0x92}, {&(0x7f00000002c0)="00c9fd6ed169a7c274d98f3e4786113cabd54ea1c369020dc7daccafe0ed859f3396ca0705b0ff58067559f0f47e23df5514dada1bb077daad6928cda246c50401adc67636b870c9910a96377406d56abf930b48e8a631f30974a3185029568986e164de694f239ec2b228", 0x6b, 0xdbd}, {&(0x7f0000000340)="ac1852c9b935fec922018948725950561b9024ce375c2158f4042f26bcfa0522a963d8e81084be860752b39158fbf08e2a38224953856562e0e3ad0d28e6a877125d7d4f919c7c329392e9c26096910aa7639b10dfe83fef8b92dc09c2815eb725fa385d8fc7f144080680100c88485ca39fb7fc37c6d3c1ed3da2037a09eb6a29180d732edd83b74e0209ade0d8326fb31bb302a59b38b61c6ba561abdb177bbd4aeddd9c50396c32c725119987daa1b7cb37fd1db106f24353114c6a7701be7cd73baceff18f046f700f5a4b5a47a92f239df13b8ca884106c5daf3a892bf4bf1290cba4dab75180b1dde7e46a25ac85d81943", 0xf4, 0x80000001}], 0x40000, &(0x7f0000000500)={[{'/dev/nbd#\x00'}, {'/dev/nbd#\x00'}, {'.*&*!$^%)@'}, {'/dev/nbd#\x00'}, {'/dev/nbd#\x00'}], [{@smackfsdef={'smackfsdef', 0x3d, '/dev/nbd#\x00'}}, {@fowner_lt={'fowner<', 0xffffffffffffffff}}, {@fsuuid={'fsuuid', 0x3d, {[0x36, 0x36, 0x31, 0x31, 0x38, 0x39, 0x38, 0x61], 0x2d, [0x33, 0x61, 0x64, 0x65], 0x2d, [0x35, 0x62, 0x35, 0x33], 0x2d, [0x30, 0x36, 0x31, 0x36], 0x2d, [0x63, 0x62, 0x62, 0x30, 0x39, 0x36, 0x63, 0x39]}}}, {@appraise_type}, {@appraise}, {@fsuuid={'fsuuid', 0x3d, {[0xe7ca8a2dbd31d6b7, 0x66, 0x33, 0x30, 0x32, 0x31, 0x35, 0x62], 0x2d, [0x65, 0x35, 0x33, 0x30], 0x2d, [0x64, 0x62, 0x61, 0x32], 0x2d, [0x35, 0x32, 0x35, 0x63], 0x2d, [0x61, 0x30, 0x65, 0x66, 0x39, 0x35, 0x39, 0x37]}}}, {@uid_gt={'uid>', 0xffffffffffffffff}}, {@appraise_type}, {@smackfshat={'smackfshat', 0x3d, '/dev/nbd#\x00'}}]}) r7 = syz_mount_image$jfs(&(0x7f0000000640), &(0x7f0000000680)='./file0\x00', 0x6, 0x7, &(0x7f0000001bc0)=[{&(0x7f0000000740)="ff4619bb08de340bd4a54446fbcf42923d27b45b33c141f7f235a6fc6349a466467f1d0165caa6aac7f3e9e753ca882b809766e1a2657545d722663a224d14f1977e3a77341b26ca93cfca7a9ba1d72fb0b8b4b5de323ae927a226a4e7b0e98d72a325db849ca248ee3ccc538e24102a0e55ef415320e462b0c904b43eee68f632e28d95185b3dd9fc7e1107281d0395fa0be4c6", 0x94, 0xfff}, {&(0x7f0000000800)="53a762d74fd1f63dffcfe46e7fac3ddd1802c42418e0885f23ba944f540587cef73a1027e65ae790bda5169765de40dab6e240734d42e4a6db0125b5a6f3d9a93c07df19db8fdd5a43fa2a491d2cc0e95a6d79bbcfdf676b888b381f0409cbf449", 0x61, 0x80000000}, {&(0x7f0000000880)="dc1ff4436f010c7f7b3fa12bb4f7c92039b24441dd039060fe5bcb81b9b52a2cba942854dd84b422b9cc1dd2c4edfbd9f7c369998c49685c181c1530a67d011c7789dbfa3896d8e30be8b4c466834abd7689cb70a07d8de952cbb922bcc1d75b4d8e9abdfdeffca04d1b503ab8250d0ba12da669d9e0b482fd2d160f4532da700076375bf9cd40f7bcf887cc55357d8d2cc0c90c8af9b056a9eb329b856380c949c4f47f8f965dbca32418c38db047fe801ee5050eccaa6f32ba2d0e70a5d18f7b928482e8687dcd79ff04017e5d96f836ebfd8a80398445c40d2beee841535c0d62ee5966a8d9a4a3955c16e91107fb5d6be19999e7", 0xf6}, {&(0x7f0000000980)="6bad7782c1677e2acfcf23ba92ae30dc3d18684e8190da41c150e7e99b17c48c7a57bd7c92328a9a000b699a35892837ef397af76275c1d27c3387a3bdb7746ec95d4fb176fec3b7c6d64e3e9ed25abd7823a1246859eb566de251026fcd44b855911ccd126c6fbf2027798015557d02cf4e83359720469463e6cd39529f82ccb7d294178dbda369df039494f8b1aaa81f4822dc727e46e2328e3b32ff00715c4721fb8a44a82bd0df0662a0e879b79e69f1ecea9966407fea2f474af34829538fedbcea3993", 0xc6, 0x4}, {&(0x7f0000000a80)="6190893340449638c1d6d174ff5c8c9a1ad99a6ff5b4fc05b39d3c193fd0f2f102bd7b849567a131bbba4f3b7bf2665354e9e0ec6add171f77b2e95c28e0efdfb0898c5bbb027d0a905eb93bf6b57da1226cd6f3d57e468e5c46bd81359e2ace42f2c6b12ffdb0553c6f92791ae7", 0x6e, 0x3ff}, {&(0x7f0000000b00)="b84ccf2e4c3702670b283f00a7e961597c6a48644bd1d55d7b6a6a509a9817e5946a666bd1ac837cb6669665f107d55eab15fdcfbd7bf2fa3acb7fa9bc6476d8131bd5694e2f039ffd3f9b5bc37a3b2da3d626ff81fb19c43a75b2c71fa9231d1508562aed1a430099824b2ed3d1ed6c2ac1361522abc0855caa5112ecf88ca9e88963e0cd067f8102195534f4bd9326c31947b4d9029396f0a13b0189aa779f900601cd8e6c87", 0xa7, 0x8}, {&(0x7f0000000bc0)="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", 0x1000, 0x3}], 0xa0080, &(0x7f0000001c80)={[{@uid}, {@umask={'umask', 0x3d, 0x100}}, {}], [{@appraise_type}, {@defcontext={'defcontext', 0x3d, 'system_u'}}, {@euid_lt}, {@smackfsfloor}]}) r8 = inotify_init() r9 = openat$khugepaged_scan(0xffffffffffffff9c, &(0x7f0000001d40), 0x1, 0x0) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000003240)='/proc/timer_list\x00', 0x0, 0x0) sendmsg$kcm(r10, &(0x7f0000003980)={&(0x7f0000003280)=@qipcrtr={0x2a, 0xffffffff, 0x4001}, 0x80, &(0x7f0000003640)=[{&(0x7f0000003300)="6af271da398c48fd1617bb5b2c9c8aadaeaa6bcbc401cfd8e3ff5baec0645dbe82b12242fe29b67942ef6f58af628cc4ceb53b7823339e83462157aff774afab60b39b5cfc8e6ac69bc693fbd38ec984dbbc45da253ecc3ab73d2e78d33c350d82842e335b9197d1ee60da32a987eee8487398e083b23e685203ea282859cf15e38de0527abdebcc389f7f6ff6919939636c03f8040b1b4478ff928d3d16e9e2bdc157aa20f90e8fc1a613e78f10580dab04992780d06bc9bf39a92c44e2b1b7674625837bdae011cefd763cfdd5c4263a4decf28fe8dcdc8aaa1b94f91dcaeaac52", 0xe2}, {&(0x7f0000003400)="9b264f90a161ab1671ab56f21c81f46e6e31b81a5d4b40bda20cc5ac3dfc01417cc6c3519379a7e96f573566be3981b0cfafb5167dddb9ff6e0564eff6dd06a30de6bb8601f422d525d8875cee19715aa2c1444cf4dca46b5049c2d1571df72a10eaa1fa58fa0da803a24e8843691757162eb93c340a281ba10d9a3670ddd95b1d09938dfc307595cc82c9c69124ae41063e1fde4357f10f4adb33ed6e73cb37e8b4bf99c4ac4b2b49bb68a9fdcf2b556f4a4712ef5e8e85123a891d17cdc7959db6575de02fef7f43b1bd19d9d5c0da453538af70bb03da40c01f571dfc", 0xde}, {&(0x7f0000003500)="fda9bef6aac0582ce849975b384270a63c8a4b97673327b667389cc8d7b5ee7b452c001835359aeeae3094edabfa7a65d228d43630a6b0e2874462b98b756a2b58d635eb03f12fa56e24573bbc7c8a4048216f7588d607fb1391c8088831749603773a37588c32ffcd9d85e4d82c977262402b8f3c583636a54385f96b57b82874880284b381c79c67a39b0ab71302069546a261665e949fe60d40f91ea2a39f1344d0f88f36c5a5", 0xa8}, {&(0x7f00000035c0)="a23ba1db2af6ec92e8abf1daf38b057be8d423d7f780800e4d9c07549c0fa9e929e796fed66bfbe1f174a4c0daf41b1c4559ccbac035e60da5eb321c4e97154663f1f20662", 0x45}], 0x4, &(0x7f0000003680)=[{0x88, 0x117, 0xffffff09, "1623988aa3658bc9280892effe7f58c41150ada91fd31a2842ccd777adb3ff5c737429ca075ec5c0efcba59fc0dbc10ac0bd2c92a6734c84d16cf1eb97ccf388f593cfe81dbfb609f03348fce00b46d6f4180fdf1847d4e15dd66b7cbe37576b51171fe5b186abcb214ddfb5fb181951728e"}, {0x40, 0x84, 0x9, "91b7c7bec1f3e28c3a53c9e18d985f06eed9c5e9e18ee64ec47023d36114e1980cf890c8c9e7da1b094fcdeb"}, {0xa0, 0x103, 0xf87a, "a4ca0a3eb222a9dfafc1e57cee870a8116b37be8f394592ec6993bcd75ebf108589d5fe001072111a6e9786554dbfe1da763297d5e855cb1e2e879721a18ce06d32ae8cd85233d4d0f0ff6656ac502eeceaf7f17c666f64e389192f466ef7cb2b066fc167705ba35670c83ab155af44a1cd591ecc9a6a303224aa4856488588c70ff4a0de27267567977611d9e5b82"}, {0xd0, 0x88, 0xffff, "a5038aecf8ff7728475144a166b44480b30ebaa07174bc2bf531a4bf2fde94f59cae8719d93c1304bd16b66aea935f7d72a6578b6540582d7e679c260b1d9ae696291232eb355126ef51eb7c59051ebf177ae93ff41692f8b94f9d159738d9ea395c63f1104be17d9d5655abef6575ca8f60193be38f72688f228a4f41511102110c2adf41b7bcf600e25feb11573a213e51286cb9a4bf40faebb81b23183c301ac7bb3a93bc8e706a767c280050f62d4a6aaa4e93ac22e62e6fc1c4187706fc"}, {0xa0, 0x10f, 0xffffffff, "ce46b912a04202f7d04ebf10e63f5f9cb90cd208659c89feb52511f0ad3123725dc35830b22b50ba75da07159071d4646db851e5f6aaf75daeda0732823252f9ffe4284c5930a6ef77c1277fbb364fc4fa2ac5942e5d2d8dba99b788026cdf57bf8c51091f67b5e5df992cdea95dd7922cf4531ca9044ccad7ea11c51f6afe691a94122eb57f46d1e9f5"}, {0x10, 0x10a, 0x6}], 0x2e8}, 0x4000004) io_uring_register$IORING_REGISTER_FILES(r3, 0x2, &(0x7f00000006c0)=[r0, r2, r5, r6, r7, r8, r1, r9], 0x8) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) fcntl$dupfd(r8, 0x406, r3) io_uring_register$IORING_REGISTER_PERSONALITY(r10, 0x9, 0x0, 0x0) syz_open_dev$midi(&(0x7f00000039c0), 0x7ff, 0xa000) syz_io_uring_submit(0x0, r4, &(0x7f0000003200)=@IORING_OP_FADVISE={0x18, 0x5, 0x0, @fd, 0xe41f, 0x0, 0x2, 0x6, 0x1}, 0x0) r11 = eventfd2(0x5, 0x80800) dup(r11) 03:32:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x40101288) 03:32:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x4020940d) [ 327.201378][T14662] block nbd1: Device being setup by another task [ 327.210663][T14659] block nbd1: shutting down sockets [ 327.232905][T14661] block nbd2: shutting down sockets [ 327.263407][T14660] block nbd0: shutting down sockets [ 327.293188][T14674] loop5: detected capacity change from 0 to 264192 [ 327.331348][T14667] block nbd2: Device being setup by another task [ 327.331573][T14662] block nbd1: Device being setup by another task [ 327.339699][T14665] block nbd4: shutting down sockets [ 327.344446][T14664] block nbd0: shutting down sockets [ 327.365964][T14674] loop5: detected capacity change from 0 to 264192 [ 327.383282][T14671] block nbd3: shutting down sockets [ 327.391695][T14675] block nbd2: shutting down sockets [ 327.394921][T14672] block nbd1: shutting down sockets 03:32:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0045878) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x301) 03:32:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0105303) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 327.511554][T14679] block nbd4: Device being setup by another task [ 327.519787][T14679] block nbd4: shutting down sockets [ 327.521467][T14680] block nbd3: Device being setup by another task [ 327.576487][T14680] block nbd3: shutting down sockets 03:32:12 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x401070c9) 03:32:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80041284) [ 327.691303][T14688] block nbd2: Device being setup by another task [ 327.711454][T14685] block nbd2: shutting down sockets [ 327.723851][T14686] block nbd0: shutting down sockets [ 327.791764][T14689] block nbd0: shutting down sockets [ 327.793235][T14690] block nbd1: shutting down sockets 03:32:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x125d) [ 327.841255][T14688] block nbd2: Device being setup by another task [ 327.851548][T14695] block nbd2: shutting down sockets [ 327.863354][T14691] block nbd4: shutting down sockets [ 327.931629][T14696] block nbd1: Device being setup by another task [ 327.939601][T14699] block nbd1: shutting down sockets 03:32:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0101282) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 327.983114][T14694] block nbd3: shutting down sockets 03:32:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0189436) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 328.042266][T14700] block nbd4: Device being setup by another task [ 328.047192][T14681] loop5: detected capacity change from 0 to 264192 [ 328.048892][T14700] block nbd4: shutting down sockets [ 328.073073][T14701] block nbd0: shutting down sockets [ 328.111292][T14702] block nbd3: Device being setup by another task [ 328.118202][T14702] block nbd3: shutting down sockets [ 328.132422][T14703] block nbd0: shutting down sockets [ 328.152663][T14666] loop5: detected capacity change from 0 to 264192 03:32:12 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x401070ca) 03:32:13 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0xc4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$FS_IOC_SETFSLABEL(r1, 0x41009432, &(0x7f00000000c0)="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") socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) 03:32:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80041285) 03:32:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x125e) [ 328.301388][T14713] block nbd2: Device being setup by another task [ 328.313332][T14709] block nbd2: shutting down sockets [ 328.373108][T14714] block nbd1: shutting down sockets [ 328.391627][ T9758] block nbd5: shutting down sockets [ 328.421326][T14713] block nbd2: Device being setup by another task [ 328.433230][T14715] block nbd4: shutting down sockets [ 328.438711][T14720] block nbd2: shutting down sockets [ 328.461335][T14721] block nbd1: Device being setup by another task 03:32:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0189436) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 328.474349][T14719] block nbd0: shutting down sockets [ 328.488070][T14725] block nbd1: shutting down sockets [ 328.531335][T14726] block nbd4: Device being setup by another task [ 328.532700][T14722] block nbd0: shutting down sockets [ 328.541356][T14726] block nbd4: shutting down sockets [ 328.562914][T14717] block nbd3: shutting down sockets 03:32:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc020660b) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 328.588866][T14723] block nbd5: shutting down sockets 03:32:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x401070cd) 03:32:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x125f) [ 328.642603][T14723] block nbd5: shutting down sockets [ 328.661623][T14729] block nbd3: Device being setup by another task [ 328.668851][T14729] block nbd3: shutting down sockets 03:32:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80081270) 03:32:13 executing program 5: bind$vsock_stream(0xffffffffffffffff, &(0x7f0000000040)={0x28, 0x0, 0x2710, @hyper}, 0x10) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x583002) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) [ 328.792923][T14734] block nbd2: shutting down sockets [ 328.853302][T14735] block nbd4: shutting down sockets [ 328.901361][T14737] block nbd2: Device being setup by another task [ 328.910550][T14743] block nbd2: shutting down sockets [ 328.924098][T14738] block nbd0: shutting down sockets [ 328.941450][T14745] block nbd1: Device being setup by another task [ 328.950037][T14739] block nbd1: shutting down sockets [ 328.961319][T14744] block nbd4: Device being setup by another task [ 328.970279][T14744] block nbd4: shutting down sockets 03:32:13 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x12401, 0x20) ioctl$NBD_DO_IT(r1, 0xab03) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x1cc339cf37c62d00, 0x1010, r1, 0x2df16000) 03:32:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc020660b) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 329.032902][T14740] block nbd3: shutting down sockets [ 329.051634][T14741] block nbd0: shutting down sockets 03:32:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x40186366) [ 329.101370][T14745] block nbd1: Device being setup by another task [ 329.111662][T14752] block nbd1: shutting down sockets [ 329.121392][T14753] block nbd3: Device being setup by another task [ 329.129022][T14753] block nbd3: shutting down sockets 03:32:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1260) 03:32:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0481273) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 329.221821][T14756] block nbd5: shutting down sockets 03:32:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80081272) [ 329.272511][T14759] block nbd5: shutting down sockets 03:32:14 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/expire_nodest_conn\x00', 0x2, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r2, r3) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x9) [ 329.321758][T14758] block nbd2: shutting down sockets [ 329.345506][T14761] block nbd0: shutting down sockets [ 329.351660][T14757] block nbd4: shutting down sockets [ 329.401405][T14762] block nbd0: shutting down sockets [ 329.421230][T14765] block nbd2: Device being setup by another task [ 329.431431][T14771] block nbd2: shutting down sockets [ 329.441461][T14768] block nbd4: Device being setup by another task 03:32:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1261) [ 329.450534][T14768] block nbd4: shutting down sockets 03:32:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0481273) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 329.492653][T14769] block nbd1: shutting down sockets [ 329.523240][T14766] block nbd3: shutting down sockets 03:32:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x401870c8) [ 329.552711][T14770] block nbd5: shutting down sockets [ 329.607505][T14775] block nbd3: Device being setup by another task [ 329.614016][T14769] block nbd1: Device being setup by another task [ 329.620418][T14777] block nbd1: shutting down sockets [ 329.631846][T14773] block nbd5: shutting down sockets [ 329.642977][T14776] block nbd0: shutting down sockets [ 329.648373][T14775] block nbd3: shutting down sockets 03:32:14 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r2, 0x0) preadv(r2, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) r3 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r3, 0x40045532, &(0x7f0000000040)=0x9) r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) mmap$perf(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x2000004, 0x40010, r3, 0x3ff) syz_open_dev$sndmidi(&(0x7f0000000100), 0x101, 0x50000) dup2(r3, r4) dup(r4) ioctl$NBD_SET_FLAGS(r3, 0xab0a, 0x0) pwritev2(r1, &(0x7f00000000c0)=[{&(0x7f0000000500)="a9e8b57165a49be9ddc533871344fcf777cf65615a05fb9661677c84493238fd2e5629bfe84cb5ac4fb89dfddd6edbf6916ead773867f5a51d5b8db5b362789d352356453b30695e07198812e6059d79baad299da0420937e4613e81c3dc7c493ff4665dee2ff58eb2486457a08a5043098742393f7b6127c18b0afc1350cc042d3a78f59e80699e94c1df8aa55c9625df8cb765cd9e67d60a5d7ad47d8614bc6cf57f241ad823a99812f7573664f13c20dc65bbc16be64daf88cc2d981aa5d3d2dee9f4d3f1a8b20c26c2176169ed0c04c3f25b8524a726ded9356de43209bc34286273c86f9d", 0xe7}, {&(0x7f0000000380)="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", 0x152}, {&(0x7f0000000280)="be32840fefe5e1d4ea5ad8ac65f3ecf468c593fccd042ee6b623793f89ec64d29a731f867f796eb3de8f7edbb5ace6b203ef527c44ba555eb89f775f0e5487a192f0ed920caa6e6ea885bffc68e925039788324c81aab5aa0eb526e72df46104636439c2efe48de3c4fbf8bef4d31bd188cc2c1c64c635d5dc050bdd2fff2cbec16f4b31b367cc2a6d4bd1a78031e246d66a1c08855f53baa93ed3a3d252b45ddf083eb2c61b6878a2e24c256a652fa253adf7cee0b4d77ff1f4017712b02d811778a9ce6b4f240dfce5209d9a679563c130", 0xd2}], 0x3, 0xfd, 0x1b80, 0x1c) [ 329.721400][T14779] block nbd0: shutting down sockets 03:32:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80086301) 03:32:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = socket(0x2, 0x3, 0x1) setsockopt$SO_ATTACH_FILTER(r3, 0x1, 0x35, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{}]}, 0x10) r4 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0xa00) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) openat$incfs(0xffffffffffffff9c, &(0x7f00000000c0)='.log\x00', 0x240900, 0x108) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1262) [ 329.863049][T14783] block nbd2: shutting down sockets [ 329.887583][T14786] block nbd5: shutting down sockets [ 329.911155][T14788] block nbd4: Device being setup by another task [ 329.922099][T14781] block nbd4: shutting down sockets [ 329.971415][T14791] block nbd2: Device being setup by another task [ 329.980214][T14796] block nbd2: shutting down sockets [ 329.989185][T14786] block nbd5: shutting down sockets [ 329.992722][T14792] block nbd0: shutting down sockets [ 330.001343][T14788] block nbd4: Device being setup by another task [ 330.008100][T14788] block nbd4: shutting down sockets [ 330.012526][T14789] block nbd3: shutting down sockets 03:32:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r4, 0x0) preadv(r4, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 330.091359][T14795] block nbd0: shutting down sockets [ 330.106346][T14801] block nbd1: shutting down sockets 03:32:14 executing program 5: r0 = openat$vimc1(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$VIDIOC_ENUM_FMT(r0, 0xc0405602, &(0x7f0000000040)={0x2, 0x1, 0x1, "49305bd6d5f22e765f6d2ea07ee65a7b20cbb4e664d091000b772e40f72a9093", 0x31324d4e}) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 03:32:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x401870cb) [ 330.161206][T14800] block nbd3: Device being setup by another task [ 330.167800][T14800] block nbd3: shutting down sockets 03:32:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1263) [ 330.231208][T14801] block nbd1: Device being setup by another task [ 330.252412][T14805] block nbd1: Could not allocate knbd recv work queue. [ 330.260215][T14805] block nbd1: shutting down sockets 03:32:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80086601) [ 330.371502][T14806] block nbd5: shutting down sockets 03:32:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) recvmmsg(r3, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) close(r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 330.431333][T14806] block nbd5: shutting down sockets [ 330.473756][T14812] block nbd0: shutting down sockets [ 330.524306][T14819] block nbd2: shutting down sockets [ 330.531223][T14813] block nbd0: shutting down sockets [ 330.538689][T14811] block nbd4: shutting down sockets 03:32:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1264) [ 330.573291][T14817] block nbd3: shutting down sockets 03:32:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 330.651118][T14824] block nbd4: Device being setup by another task [ 330.652796][T14826] block nbd0: shutting down sockets [ 330.661228][T14824] block nbd4: shutting down sockets [ 330.701172][T14825] block nbd3: Device being setup by another task [ 330.701203][T14819] block nbd2: Device being setup by another task [ 330.709476][T14825] block nbd3: shutting down sockets [ 330.721398][T14827] block nbd0: shutting down sockets [ 330.746050][T14823] block nbd1: shutting down sockets 03:32:15 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x401870cc) [ 330.772296][T14810] block nbd2: Could not allocate knbd recv work queue. [ 330.824540][T14810] block nbd2: shutting down sockets [ 330.851678][T14837] block nbd5: shutting down sockets 03:32:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1265) 03:32:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x80087601) [ 330.951204][T14838] block nbd5: shutting down sockets 03:32:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) pipe(&(0x7f0000000000)) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 331.102728][T14839] block nbd4: shutting down sockets [ 331.122690][T14840] block nbd0: shutting down sockets [ 331.221643][T14842] block nbd0: shutting down sockets [ 331.244430][T14843] block nbd3: shutting down sockets [ 331.261201][T14846] block nbd4: Device being setup by another task [ 331.270015][T14846] block nbd4: shutting down sockets [ 331.311472][T14845] block nbd5: shutting down sockets 03:32:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1267) 03:32:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x401c5820) [ 331.361166][T14850] block nbd3: Device being setup by another task [ 331.361323][T14849] block nbd5: shutting down sockets [ 331.368825][T14850] block nbd3: shutting down sockets 03:32:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0x801c581f) [ 331.511084][T14851] block nbd1: Device being setup by another task [ 331.523131][T14854] block nbd1: shutting down sockets [ 331.535007][T14853] block nbd1: Could not allocate knbd recv work queue. 03:32:16 executing program 5: socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) bind$l2tp(r0, &(0x7f00000000c0)={0x2, 0x0, @private=0xa010102, 0x3}, 0x10) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$NBD_DO_IT(r1, 0xab03) socketpair(0x4, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r2, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 331.563069][T14852] block nbd0: shutting down sockets [ 331.632840][T14856] block nbd0: shutting down sockets 03:32:16 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x1b9400) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x7fff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c09425, &(0x7f0000000200)={"a2613ea4a56145d573601160863a259b", 0x0, 0x0, {0x7fffffff, 0x2}, {0x80000001, 0x7ff}, 0x20, [0x10000, 0x6, 0x25c, 0x80000001, 0x4, 0x7f, 0x10006, 0x3f, 0xfffffffffffff89c, 0x1f, 0x2695, 0x24000000, 0x40, 0x1, 0xfffffffffffffbff, 0x6]}) ioctl$BTRFS_IOC_SNAP_CREATE_V2(0xffffffffffffffff, 0x50009417, &(0x7f0000000880)={{r1}, 0x0, 0x8, @unused=[0x10001, 0xf3e, 0x5, 0xd89], @name="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"}) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r2 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r3 = dup2(r0, 0xffffffffffffffff) fcntl$setown(0xffffffffffffffff, 0x8, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x4a1aee23e09d161) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r2, 0xffffffffffffffff) ioctl$SNDRV_PCM_IOCTL_PAUSE(r4, 0x40044145, &(0x7f00000000c0)=0xc5ac) 03:32:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = fsmount(0xffffffffffffffff, 0x0, 0x0) ioctl$HDIO_GETGEO(r3, 0x301, &(0x7f0000000140)) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$BLKALIGNOFF(r4, 0x127a, &(0x7f0000000180)) r5 = openat2(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x400000, 0x2, 0xe}, 0x18) ioctl$NBD_SET_SOCK(r1, 0xab00, r5) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 331.692963][T14855] block nbd4: shutting down sockets 03:32:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1268) [ 331.812014][T14868] block nbd4: Device being setup by another task [ 331.812499][T14863] block nbd3: shutting down sockets [ 331.818938][T14868] block nbd4: shutting down sockets 03:32:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x2000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) close(r1) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000740)={'syz1', "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"}, 0x1004) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 331.981719][T14877] block nbd3: shutting down sockets [ 332.003591][T14874] block nbd0: shutting down sockets 03:32:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r4, 0x0) r5 = syz_open_dev$vcsa(&(0x7f0000000140), 0x9, 0x210061) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) preadv(r4, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) r6 = syz_io_uring_setup(0x40cb, &(0x7f00000002c0)={0x0, 0x1aa8}, &(0x7f00006fa000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000340), &(0x7f0000000100)) io_uring_enter(r6, 0x45f5, 0x0, 0x0, 0x0, 0x0) io_uring_enter(r6, 0x58a7, 0x81ad, 0x3, &(0x7f00000000c0)={[0x4]}, 0x8) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) 03:32:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x4020940d) 03:32:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0045878) [ 332.101298][T14878] block nbd0: shutting down sockets [ 332.184878][T14876] block nbd1: shutting down sockets 03:32:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1269) [ 332.284550][T14880] block nbd1: shutting down sockets [ 332.303594][T14888] block nbd2: shutting down sockets 03:32:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:17 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x2) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 332.452822][T14887] block nbd3: shutting down sockets [ 332.473021][T14891] block nbd4: shutting down sockets [ 332.513553][T14899] block nbd0: shutting down sockets [ 332.543665][T14906] block nbd3: shutting down sockets [ 332.571993][T10306] block nbd2: Receive control failed (result -32) [ 332.572110][T14898] block nbd2: shutting down sockets [ 332.604302][T14902] block nbd0: shutting down sockets [ 332.641011][T14910] block nbd4: Device being setup by another task [ 332.656554][T14910] block nbd4: shutting down sockets [ 332.691103][T14913] block nbd1: Device being setup by another task [ 332.703566][T14913] block nbd1: shutting down sockets 03:32:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0045878) 03:32:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1274) 03:32:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r3, 0x0) preadv(r3, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) ioctl$NBD_DO_IT(r4, 0xab03) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000100), 0x102000, 0x0) write$cgroup_int(r5, &(0x7f0000000140)=0xb454, 0x12) ioctl$NBD_DO_IT(r4, 0xab03) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x121040) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x4090ae82) [ 332.901158][T14907] block nbd1: Device being setup by another task [ 332.908010][T14920] block nbd5: shutting down sockets [ 332.921055][T14918] block nbd1: Could not allocate knbd recv work queue. [ 332.935438][T14919] block nbd1: shutting down sockets [ 333.011294][T14920] block nbd5: shutting down sockets 03:32:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f00000000c0), 0x82000, 0x0) ioctl$BTRFS_IOC_DEFRAG_RANGE(r3, 0x40309410, &(0x7f0000000100)={0x5, 0x2, 0x0, 0x2c, 0x3, [0x9, 0x3f, 0x1, 0x5]}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 333.102681][T14923] block nbd0: shutting down sockets 03:32:17 executing program 5: r0 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @host}, 0x10, 0x80800) setsockopt$sock_int(r0, 0x1, 0x0, &(0x7f0000000040)=0x5fb5, 0x4) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 333.162192][T14926] block nbd0: shutting down sockets [ 333.182915][T14925] block nbd4: shutting down sockets [ 333.212547][T14924] block nbd3: shutting down sockets 03:32:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1276) [ 333.267243][T14935] block nbd2: shutting down sockets [ 333.271297][T14933] block nbd4: Device being setup by another task [ 333.288678][T14933] block nbd4: shutting down sockets [ 333.311645][T14936] block nbd5: shutting down sockets [ 333.331187][T14937] block nbd3: Device being setup by another task [ 333.337714][T14937] block nbd3: shutting down sockets [ 333.391551][T14936] block nbd5: shutting down sockets 03:32:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x80041284) 03:32:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0101282) [ 333.450948][T14927] block nbd2: Device being setup by another task [ 333.458189][T14935] block nbd2: Could not allocate knbd recv work queue. [ 333.481818][T14941] block nbd2: Could not allocate knbd recv work queue. [ 333.489395][T14935] block nbd2: shutting down sockets [ 333.500220][T14940] block nbd1: shutting down sockets 03:32:18 executing program 5: connect$unix(0xffffffffffffffff, &(0x7f0000000000)=@file={0x0, './file0\x00'}, 0x6e) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 333.553214][T14942] block nbd0: shutting down sockets 03:32:18 executing program 2: r0 = dup(0xffffffffffffffff) ioctl$TIOCGDEV(r0, 0x80045432, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x3ff) r2 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 333.641043][T14940] block nbd1: Device being setup by another task [ 333.644859][T14949] block nbd0: shutting down sockets [ 333.651301][T14950] block nbd1: Could not allocate knbd recv work queue. [ 333.662271][T14940] block nbd1: shutting down sockets [ 333.724459][T14951] block nbd4: shutting down sockets [ 333.761100][T14957] block nbd5: shutting down sockets 03:32:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1277) 03:32:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_mount_image$tmpfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x722b, 0x6, &(0x7f0000000480)=[{&(0x7f0000000140)="442368c751308ede24b2c4b5e6af0d85ed9764d255320602325a7eeb89d573e600d2637606f4fa8a7a37e6d8156186cfb6d31290d3d7f5e4723b59dcdc36c38781dc7a6523e73863f67ed05dba4b4c878c510f7debcb4557b7bc8d173bfb2cecd06089c75e41696b6c1c6e57ccf2bb47eebe7db94d9e4aab3af75603f6b3f91af2e8bc9a522b0c80cb6f", 0x8a, 0xffffffff}, {&(0x7f0000000200)="b63527216a29495424b2444632ec", 0xe, 0x1}, {&(0x7f0000000240)="19f520c855c9e2086e6108aa390c18e1455f53", 0x13, 0xe998}, {&(0x7f0000000280)="fbf9852545d24fbbf1b46c9ba0a355ec7a9c39d625", 0x15, 0xfffffffffffff290}, {&(0x7f00000002c0)="c28f749dbab9f72f8ebb58cbbdebc06a372864e2c7352a1e5060cf02ca55e95185defc1634ae20ad80a40d30582250883e5a786d87501ea93e1c172a818624265a29357205f9466e10569815e00aeedde66aac927deb67ea7b0afb17a013608fcc1b5b4f4cd01182bb975b7a28cb5ef0d1c527348182013dc886340615c8161a92b9e503cdcff0a48eddb6c885dbbf97ff34f58778ba16ce2064cacdbe6f028ccfc3a646ae1efc24ecb72999e396f6e6e51c07af6c513d45199f2b4aa9085e7ce493584d0a3049523547bd83f6209cb7f04381c5a0d7d956ef3eb3c37cf416fa87467bad14", 0xe5, 0x7fffffff}, {&(0x7f00000003c0)="c2b2c2c225544f0cacde679a6c372d5e89e23e3003ae150129fa5c77d18923d16fad19bd5fcfd272cda5f83c8c7c84484e4f0de2586754658b7d7e9914d2cd1324ac9a2ccd8c1fcfcebd21ad8be3680ff65dbf0a2b0ffd103aeeb23db80ac81cd272d404a0e1ca519782296160585c5814ed38507fb3b0622dd899121eeb003aeda2ea7d3d2345cd45180cffbbc44179fbeccef577ebea68320fc2b61d99d96afa1c1cc51463ef56a4638a8eb0193f8ccfb9217a6cdc608d1c9d9ed7", 0xbc, 0x1000}], 0x20000c, &(0x7f0000000540)={[{@mode={'mode', 0x3d, 0x4}}, {@mpol={'mpol', 0x3d, {'local', '=relative', @val={0x3a, [0x35, 0x34, 0x31, 0x2d]}}}}, {@gid={'gid', 0x3d, 0xffffffffffffffff}}, {@huge_within_size}, {@size={'size', 0x3d, [0x2d, 0x74, 0x78, 0x34, 0x31, 0x25, 0x65, 0x2d, 0x32, 0x4f]}}, {@uid={'uid', 0x3d, 0xee00}}], [{@hash}, {@seclabel}]}) fstat(r3, &(0x7f0000000600)) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 333.782649][T14954] block nbd3: shutting down sockets [ 333.831042][T14959] block nbd5: shutting down sockets [ 333.841123][T14960] block nbd4: Device being setup by another task [ 333.850236][T14960] block nbd4: shutting down sockets [ 333.870975][T14962] block nbd3: Device being setup by another task [ 333.879931][T14962] block nbd3: shutting down sockets 03:32:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r2, 0x0) preadv(r2, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) 03:32:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x80041285) [ 333.950543][T14967] loop1: detected capacity change from 0 to 264192 [ 334.013161][T14966] block nbd0: shutting down sockets 03:32:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0189436) [ 334.036637][T14971] block nbd2: shutting down sockets [ 334.059526][T14967] tmpfs: Bad value for 'mpol' 03:32:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1278) [ 334.106426][T14970] block nbd0: shutting down sockets [ 334.112694][T14973] block nbd4: shutting down sockets [ 334.130998][T14971] block nbd2: Device being setup by another task [ 334.200203][T14977] block nbd3: shutting down sockets [ 334.223128][T14975] block nbd1: shutting down sockets [ 334.228198][T14980] block nbd2: shutting down sockets [ 334.244229][T14967] loop1: detected capacity change from 0 to 264192 [ 334.264129][T14985] block nbd3: shutting down sockets [ 334.278552][T14967] tmpfs: Bad value for 'mpol' [ 334.281472][T14986] block nbd4: Device being setup by another task [ 334.290242][T14986] block nbd4: shutting down sockets [ 334.365157][T14991] block nbd0: shutting down sockets 03:32:19 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) shutdown(0xffffffffffffffff, 0x1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)) r3 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r4 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r5 = dup2(r3, r4) read$FUSE(r5, 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) 03:32:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc020660b) 03:32:19 executing program 5: syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) 03:32:19 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x80081270) [ 334.461211][ T8456] block nbd1: Receive control failed (result -32) [ 334.480994][T14992] block nbd0: shutting down sockets [ 334.492645][T14997] block nbd1: Device being setup by another task [ 334.535375][T14997] block nbd1: shutting down sockets 03:32:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x1279) [ 334.561897][T15000] block nbd2: server does not support multiple connections per device. [ 334.578553][T15000] block nbd2: shutting down sockets 03:32:19 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r4, 0x0) preadv(r4, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) r5 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x8100) write$binfmt_aout(r5, &(0x7f0000000200)={{0xcc, 0x4, 0x8, 0x282, 0x375, 0x7fff, 0x1b0, 0xac}, "06a8c567d0f7a127bb91297369549f2943c83cac699e8e9833d11300dc079af839f9cb52b8816156a9d60ec4", ['\x00', '\x00', '\x00']}, 0x34c) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:19 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x40001) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 334.751021][T15006] block nbd2: Device being setup by another task [ 334.760568][T15002] block nbd4: shutting down sockets [ 334.773567][T15009] block nbd0: shutting down sockets [ 334.799690][T15000] block nbd2: shutting down sockets [ 334.821076][T15011] block nbd3: Device being setup by another task [ 334.837911][T15009] block nbd0: shutting down sockets [ 334.865605][T15001] block nbd3: shutting down sockets [ 334.871022][T15015] block nbd4: Device being setup by another task [ 334.871082][T15015] block nbd4: shutting down sockets 03:32:19 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x80081272) 03:32:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127a) 03:32:19 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r6 = dup2(r4, r5) read$FUSE(r6, 0x0, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x8}, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0) socketpair(0x29, 0x6, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r8, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x2022, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r8) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 334.981516][T15020] block nbd5: shutting down sockets [ 335.000821][T15011] block nbd3: Device being setup by another task [ 335.023803][T15011] block nbd3: shutting down sockets [ 335.050950][T15022] block nbd5: shutting down sockets [ 335.107040][T15028] block nbd1: shutting down sockets 03:32:19 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0xdea, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) 03:32:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xc0481273) [ 335.210958][T15028] block nbd1: Device being setup by another task [ 335.218994][T15027] block nbd0: shutting down sockets [ 335.281311][T15031] block nbd0: shutting down sockets 03:32:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127b) [ 335.302955][T15026] block nbd4: shutting down sockets [ 335.346873][T15032] block nbd2: shutting down sockets 03:32:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000006f00), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0xb, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x28}}, 0x0) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000100), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000180)={'wpan1\x00', 0x0}) sendmsg$IEEE802154_LLSEC_DEL_KEY(r4, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="4d9c00000000000000002800000005002b0000000000060006000000000008000200", @ANYRES32=r7, @ANYBLOB="fb3c926eb41970a03569512febda7e3881d3b63b7d64197faec5277700"], 0x2c}}, 0x0) sendmsg$IEEE802154_LLSEC_SETPARAMS(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x54, r2, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x3}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_KEY_ID={0x5, 0x2e, 0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa0}]}, 0x54}, 0x1, 0x0, 0x0, 0x80}, 0x400c085) r8 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r8, 0xab0a, 0x3ff) r9 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r11 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x80200) ioctl$NBD_SET_SOCK(r9, 0xab00, r10) ioctl$NBD_SET_SOCK(r11, 0xab00, r10) ioctl$NBD_CLEAR_SOCK(r9, 0xab04) [ 335.462710][T15042] block nbd4: Device being setup by another task [ 335.464164][T15043] block nbd0: shutting down sockets [ 335.469136][T15042] block nbd4: shutting down sockets [ 335.490848][T15030] block nbd2: Device being setup by another task [ 335.498117][T15047] block nbd2: Could not allocate knbd recv work queue. [ 335.527217][T15047] block nbd2: shutting down sockets [ 335.535411][T15039] block nbd5: shutting down sockets [ 335.551534][T15048] block nbd3: Device being setup by another task [ 335.560139][T15038] block nbd3: shutting down sockets 03:32:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x80086301) [ 335.580913][T15045] block nbd0: shutting down sockets [ 335.586652][T15039] block nbd5: shutting down sockets [ 335.640218][T15054] netlink: 'syz-executor.1': attribute type 1 has an invalid length. [ 335.650891][T15048] block nbd3: Device being setup by another task [ 335.657596][T15048] block nbd3: shutting down sockets 03:32:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 03:32:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127c) 03:32:20 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) [ 335.691669][T15054] nbd: couldn't find device at index -1 03:32:20 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000000200)={0x4, 0x80, 0x20, 0x0, 0x81, 0x2, 0x0, 0x7, 0x20, 0x2, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x9, 0x0, @perf_config_ext={0x100000001, 0x3}, 0x40000, 0x4, 0x2, 0x4, 0x5, 0x5, 0xa1ed, 0x0, 0x45c, 0x0, 0xd877}, 0xffffffffffffffff, 0xc, 0xffffffffffffffff, 0x8) recvmmsg(r4, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) sendmsg$AUDIT_TTY_GET(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x8906, &(0x7f0000000180)) mmap(&(0x7f0000299000/0x2000)=nil, 0x2000, 0x2800004, 0x12, r5, 0x0) preadv(r5, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r5, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', 0x0, 0x8}, 0x10) ioctl$NBD_SET_TIMEOUT(r5, 0xab09, 0x8) sendfile(r4, r1, &(0x7f00000000c0)=0xffffffffffffff01, 0x6b66) [ 335.821130][T15054] block nbd1: shutting down sockets [ 335.831969][T15056] netlink: 'syz-executor.1': attribute type 1 has an invalid length. [ 335.840160][T15056] nbd: couldn't find device at index -1 [ 335.842606][T15055] block nbd4: shutting down sockets [ 335.862656][T15058] block nbd0: shutting down sockets [ 335.921039][T15061] block nbd0: shutting down sockets [ 335.961022][T15066] block nbd4: Device being setup by another task [ 335.972033][T15056] block nbd1: shutting down sockets [ 336.001001][T15066] block nbd4: shutting down sockets [ 336.011083][T15054] block nbd1: Device being setup by another task 03:32:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127d) 03:32:20 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_dev$vcsu(&(0x7f00000000c0), 0x5, 0x202000) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) r5 = syz_mount_image$gfs2meta(&(0x7f0000000100), &(0x7f0000000140)='./file0\x00', 0x9, 0x8, &(0x7f00000005c0)=[{&(0x7f0000000740)="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", 0x1000}, {&(0x7f0000000180)="9f2434c3471ae6990429a2b01c06d3ec83c67271abca3ee0bb0294b71472a7f2eb1e7569e98e815d261ab5ffb178fc18f5", 0x31, 0x800}, {&(0x7f0000001800)="c11b82ffa16cab98303b822dd76add89bf52ccd715b99097f47b33315fd057d26b83050000000000000039adf4d1479be0ac02dd0dc74837c962ac96c36c0d0a1067d4bb718171597c0f5d492417728c25c5eab2e9f7a0358cd55c454a833973075e680975915c0d6a51810c2dfbdd8b1e2ff6b8d9e97ac91030fa3997f3e9267d57229fc9c3d36aef180cc345ac4a18408c0daa5a9fa6def367bb1db10bc35a92494c7ff52591b3f5f95bc84aa882a0b4e73c6e0e8e29d6c91d9c25ee97bc8bfb079a5711875c881ca137fe03779d272913847734abb30b62f6d715e40e", 0xde, 0x800}, {&(0x7f0000000280)="f5ea50c8016331afff9f864fef1d5dece183c5bae87f256b2582329172b49c333bd971391a2d05f129d151fc0cf23acfe00aba47", 0x34, 0x5}, {&(0x7f00000002c0)="b8aab2e08439062a9eae24dfb3edeb58e8321d4f87a57233276622bd7c963c314eb7b749cd54aaa8220d15a49a6051a46f41b2a6d2e12dd158d2469c47283d09908b489636dfaeb032b46f2bc1091750e1e95dd1861ba69560d3236622aa44689bf03610ec", 0x65, 0x4}, {&(0x7f00000001c0)="c399243235f1878d7d427a91c7f68e1766538d1a95d3122eeca2fdcc037ec1bfffd06e1e22cc21658ac2e3659d53a82f6b7e369fcf3ad2204e4c50febb53e78863a8b38a5442aec954d5765043ce4179a4f1c0134b415a9fca0b8dedd6a2c7c0841821d878cbcbf6d18f5764e6778da5a5982c6f79a07ef7b413940f59aa3eb01cfe414599e25cede09b21af141e37e377208d40b6b30c8ba1f462699cfe3d53224e792e91a0f0", 0xa7, 0x96}, {&(0x7f0000000400)="5f4609d04be99bceeb5f92be564d0802059bcdadc45f84220fc80302a14dfc6c8a8913058464509f36e9b6dc86f5e98bdda84bf465a712794bd477d11177af9db69f8048ef061e2119a00240998975d383297d30eb6263a7bcb64abe92446b16bc3540171d5466f1760cc4d7b8e1ab8dc9df50a50fd0613027a2fd38a8843fdc42fe71dbc9bafd5ce7ba9a4d432712fafb4294ef30672e4d547fab20558ebe6b4b2290d7bc4a212a0302c94798deafee7b81fe885b830bbd4b61cff9fae1b32f943f89a249d147db531bb46fd6739d539058812310af2c5353f95e1749ccb19c192573d3a1a64dad6fedc91c8da03c67d930f977bb7fc33d86db8c5553", 0xfd}, {&(0x7f0000000500)="ff940624f4e257f6e224942ffcffcd59c0694687af6f244ca7d673742887cd5e1f78fbb85de83a3d1dce52ed955bdb1012769f207f41a4fd758a7db47f490e049f178897b351ff16803656638aa2f7687b0d55a5c68cd429a6bc46f16ac05bcbe8a3ab30fc665f6ccba7e906760dd9af59cffb39d2a4de1daaff7ef3b606e9e1305866970fd6522fec18af", 0x8b, 0xffffffffffffff00}], 0x314410, &(0x7f0000001940)={[{'&+#-}&*-'}, {'w/'}, {'}'}, {}, {')[]]'}, {'@%%:^#$C]\\'}, {'&/-'}], [{@fsname={'fsname', 0x3d, '/dev/n\x03\x90\xce\x02*v\xaf\xbeK\x8d7+l\xc6\xba\xf9\xffi\x00\xba\xc7\x14s\x90\x8a\x13]\x14\xa9n1#\x88\x80d\x12\x93\x8a[\x9c\x01\xfbN\x89C\xd2\xb1l\x87\xa8d\xa7\x9c\xb5e\x9ff\xa2?Y\xe2H\xa6$z\xce\xe9\x84\x96:\x11_\"q\x96\x92C\x0e5\xd1\xa4\xf0\xe82c\xca\xf2\xb6E\x87r\x1a/5N\xaa1UKr\xe9\xb4\xbe\xf5\x92\xae\xacd\xbd\x9e\xd9\x99\\\x81\xd5V\xb6\x00\x00'}}, {@smackfsdef={'smackfsdef', 0x3d, '+'}}, {@fscontext={'fscontext', 0x3d, 'root'}}, {@uid_lt={'uid<', 0xee01}}, {@smackfshat={'smackfshat', 0x3d, '}}'}}, {@func={'func', 0x3d, 'FILE_MMAP'}}, {@smackfsdef={'smackfsdef', 0x3d, '/dev/nbd#\x00'}}, {@pcr={'pcr', 0x3d, 0x1c}}]}) fallocate(r5, 0x10, 0x7aa60427, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x80086601) [ 336.193473][T15080] block nbd0: shutting down sockets [ 336.252527][T15085] block nbd0: shutting down sockets [ 336.287684][T15091] loop1: detected capacity change from 0 to 16383 [ 336.332960][T15087] block nbd4: shutting down sockets [ 336.353887][T15091] block nbd1: shutting down sockets 03:32:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127e) [ 336.497073][T15091] block nbd1: Device being setup by another task [ 336.535317][T15098] loop1: detected capacity change from 0 to 16383 [ 336.542187][T15096] block nbd4: Device being setup by another task [ 336.548590][T15096] block nbd4: shutting down sockets [ 336.612990][T15099] block nbd0: shutting down sockets 03:32:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x80087601) [ 336.670811][T15100] block nbd0: shutting down sockets [ 336.692358][ T8456] block nbd2: Receive control failed (result -32) [ 336.711718][T10306] block nbd5: Receive control failed (result -32) [ 336.721184][T15067] block nbd5: shutting down sockets 03:32:21 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r4, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r4) ioctl$BTRFS_IOC_GET_SUPPORTED_FEATURES(r3, 0x80489439, &(0x7f00000000c0)) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r5, 0xab00, r2) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 336.744031][T15062] block nbd2: shutting down sockets 03:32:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r2, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) close(r2) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x14c102, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:32:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x127f) [ 336.811753][T10305] block nbd3: Receive control failed (result -32) [ 336.820492][T15068] block nbd3: shutting down sockets [ 336.880803][T15109] block nbd4: Device being setup by another task [ 336.904087][T15107] block nbd4: shutting down sockets 03:32:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0), 0x40800, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) syz_mount_image$fuse(&(0x7f0000000180), &(0x7f00000001c0)='.\x00', 0x0, 0x0, 0x0, 0x1001, &(0x7f0000000200)={{'fd', 0x3d, r2}, 0x2c, {'rootmode', 0x3d, 0x2000}, 0x2c, {'user_id', 0x3d, 0xee01}, 0x2c, {'group_id', 0x3d, 0xffffffffffffffff}, 0x2c, {[{@default_permissions}, {@allow_other}, {@max_read={'max_read', 0x3d, 0x3}}], [{@fowner_lt}, {@dont_hash}, {@subj_user={'subj_user', 0x3d, '\x90'}}, {@fsmagic={'fsmagic', 0x3d, 0x3ff}}, {@smackfshat}]}}) sendmsg$AUDIT_TTY_GET(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) getsockopt$inet_mreqn(r3, 0x0, 0x24, &(0x7f0000000340)={@loopback, @dev, 0x0}, &(0x7f0000000380)=0xc) ioctl$sock_ipv6_tunnel_SIOCGETPRL(0xffffffffffffffff, 0x89f4, &(0x7f0000000440)={'ip6_vti0\x00', &(0x7f00000003c0)={'ip6_vti0\x00', r4, 0x2f, 0x0, 0x8, 0x1, 0x3e, @mcast2, @private0={0xfc, 0x0, '\x00', 0x1}, 0x0, 0x7800, 0x4, 0x2}}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xdb0781f675b0d06) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SOCK(r6, 0xab00, r5) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r5) ioctl$NBD_DO_IT(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 336.983991][T15114] block nbd0: shutting down sockets [ 337.010773][T15109] block nbd4: Device being setup by another task [ 337.019311][T10305] block nbd3: Receive control failed (result -32) [ 337.020292][T15109] block nbd4: shutting down sockets [ 337.028634][T15079] block nbd3: shutting down sockets [ 337.090928][T15118] block nbd0: shutting down sockets [ 337.101756][T15122] block nbd1: Device being setup by another task [ 337.108843][T15115] block nbd1: server does not support multiple connections per device. 03:32:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x801c581f) [ 337.138620][T15115] block nbd1: shutting down sockets 03:32:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x4b47) [ 337.300684][T15129] block nbd1: Device being setup by another task [ 337.316100][T15136] block nbd2: shutting down sockets [ 337.336899][T15122] block nbd1: Could not allocate knbd recv work queue. 03:32:22 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ptrace$setopts(0x4206, 0x0, 0x0, 0x0) tkill(0x0, 0x34) ptrace$cont(0x18, 0x0, 0x0, 0x0) ptrace$setregs(0xd, 0x0, 0x0, &(0x7f0000000080)) ptrace$cont(0x18, 0x0, 0x0, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x40, 0x0) r5 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x42, 0x0) read$FUSE(r5, &(0x7f00000103c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000980)={{{@in=@private, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f0000000480)=0xe4) syz_fuse_handle_req(r4, 0x0, 0x0, &(0x7f0000000940)={&(0x7f0000000340)={0x50, 0x0, 0x0, {0x7, 0x21, 0x3, 0x400000, 0x3ff, 0xffe1}}, 0x0, &(0x7f00000000c0)={0x18, 0x0, 0x3, {0x1f}}, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000500)={0x18, 0x0, 0x0, {0x1}}, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000780)={0xb0, 0x0, 0x0, [{{0x0, 0x1, 0x0, 0x8, 0x1ff, 0x1, {0x5, 0x4, 0xc7, 0x100, 0x1000000000, 0x1ff, 0x0, 0x0, 0xffffffff, 0x0, 0x400, r6, r7}}, {0x1, 0x1, 0x5, 0x0, 'fuse\x00'}}]}, &(0x7f0000000840)={0xa0, 0x0, 0x7, {{0x1, 0x0, 0x0, 0x0, 0x7f91, 0x2, {0x0, 0x7, 0x0, 0xeb7a, 0x0, 0x81, 0x4, 0x101, 0x2, 0x0, 0x4, r8, 0x0, 0x8}}}}, 0x0}) sendmsg$netlink(0xffffffffffffffff, &(0x7f00000071c0)={&(0x7f00000000c0)=@kern={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000005c0)=[{&(0x7f0000000100)={0x170, 0x22, 0x200, 0x70bd27, 0x25dfdbfe, "", [@nested={0x15d, 0x29, 0x0, 0x1, [@generic, @typed={0x8, 0x3b, 0x0, 0x0, @ipv4=@empty}, @typed={0x3f, 0x5, 0x0, 0x0, @binary="643cddf9b1b4b02c167db94a07719906e88ab00a14b30877a0d2e355f69d1aa8946fc37b89fb68424ce747fd9c35b910f27d811b2c89b990342c43"}, @generic="13aec1091d6d9f978a8d312e0f08d17c4ccab5f44326902a909a46b83fd417082826439296808b54f03f7babbf1422df9ed437f6a1e9141878d7c240516c92f6c162799184ec1c1445f6734dac4e658958bbadd832f6f7917449a2cc18e8549f7700143f251190d67fd94bfeb7aa3b1483935c7e9e2679655b7b1bf9c5e5d29f802128ccaa20d6d16bdc9e16705cb6471327cd3887", @typed={0x7a, 0x45, 0x0, 0x0, @binary="35c7074f0464c807592808b9ac1d246b6e5c414301eba0deab1627cba4783bd1a04093a26b6fb796d58e6b73df2ab32a40687f26fbe601a4cfde2d33238735770a98881808b7fb08e820c924ea58123b0e4abfc97708f4834649b2a3495dda0bea9abda5aa9469efcd15c8b9196c9411ee83224e4063"}]}]}, 0x170}, {&(0x7f0000000740)={0x91c, 0x2b, 0x200, 0x70bd2a, 0x25dfdbff, "", [@typed={0xe, 0x82, 0x0, 0x0, @str='/dev/nbd#\x00'}, @nested={0x48, 0x35, 0x0, 0x1, [@typed={0x8, 0x52, 0x0, 0x0, @fd=r2}, @typed={0x8, 0x4, 0x0, 0x0, @ipv4=@multicast2}, @typed={0x8, 0x5e, 0x0, 0x0, @pid}, @generic="26319e1a9cef7d5c3ae2ccf188bff89ca6c1cfbfb6155b896c17e9d8d660e790a26b90b786935b9b4818ad8d"]}, @nested={0x339, 0x77, 0x0, 0x1, [@typed={0xe2, 0x78, 0x0, 0x0, @binary="daccdd25f92e03d7d2b2c6a8132157459f10ab3e5620bf09585f61b28cbd2ffaa080b2771999aac5f8f50c1146a06f3361280a69073201769fd8827e2afeb042735b76923a2a543a4796c8f4347399a35f118ef4cbfa72ec39c622cedbd53083c19e86f785a4755a56e914f018f6451e174c87f38df17ef998f5acdab1072ac8a7f17b47444c89c99e147c16719fbf6059446bc1a038c1f17cf731e689b1c79fdc24e0a879f53bb6067b4b5f46d26751be40ecb4bfaf3f4425d83760e90d305bab3b215c6a65171083f75c8bc8cb2f721b7bcc6920ca7a1ba48d9ce6c9bc"}, @generic="ada6f9bf11d064d9e246a2169df7877a7e8ed2d43d3c42cdc52b269b34eab32dffde9cc2355746ea75a1427858678da590b5aea829d73fb0fa82a3184ea4262e2a684261866e40b742131a67fcf51b353f7d5b05120b8cd077a46809e667a5b7f00662bc411b96ab71c67e652a7eacd3b1c396f673619bf01bc1f42851d95a1f2919f28ada9cf0bdf0f4a73eadcc34d26ccb1fba8c2a547dc1f5d1f194b6a9ed823873abe96f9d7ab2e51a07efafa21454995fb3cb954e0fede7a918f07feb1afc6eb87b9a", @generic="2ab019c9c7579507094063d5c891d2d86db6f7a9ae484c3a3bb172b5d16ef7c23cfa755e9938b9b84d72fc61b7767e3e16401418800f4fb8ada084ab2e69b635000ad2f6fd7212634461d866f3c9fa1fb8f979605aeaf6b224177424b9707bf908c6a0ab6cbb5a11a62936bb3489d4c13da2c8731772037c23ecef91751a60fea9972964e80d5a3b89b4d45a4b5e45a09ed3b585f8b37baf90dbc574b39f8a52311e8cbe9ab2a53ea37fb40e1bf0654c602ea4593108a3a502b59b69a93a0aaf1172079338fd18b040e8224aea3c4f7c7b1fee48be5f444e6b179018af993c9a1d3029321a9e1fb12084ae13846b", @typed={0x8, 0x91, 0x0, 0x0, @u32=0x101}, @generic="8b082a7f73b6146e5af141bc924ac45b33da674d4f1aab7f9ab9bfdc81eaceb3d40ef6363bd92bb9ab0aab7d48a9c967c31d4f1480fe04d73c9a75348defded6a06e5cebd1eff16e9200a3604f40e6c7a9ae1bdd1a8b598017dee13e2940f2204a38a1479eb661645c9afdf1d1640639224ce68e18c477be3ab9b391149c8c6c15e4efe3db24", @generic="931e110029bac463", @typed={0x8, 0x71, 0x0, 0x0, @ipv4=@broadcast}]}, @generic="fa3e62af03b0f56c507e57bac1a84edfa51c3f42e96562dbdbeea3a7fdc0bfae335bb05dc441e8eb0431b58b5537", @typed={0xc, 0x49, 0x0, 0x0, @u64=0x2}, @nested={0x12d, 0x4e, 0x0, 0x1, [@generic="3a0f9abf550fb88240f02f1b165f8ef7c9520c0f38f4a1d59f4708e684a54478aedde2859f9cd007f9348e3279823e6c99e0a79c20bce5cb3927e4135942e0a0a569c5a023be129f65947a48f8fb8ee36eb2cdf228d497648b082fc3447ad787ef91ed4805cd5da9ea2cc4124f7af000907006b0e424ccbc55e070b41696f7e9c9f980ed82da", @generic="2e08f5b30d5f7c97bb85a0476637731ff23031d02bdda18595f3", @generic="c5ca4937fdd54701338dbb600eb434176abae966af25cef12160a2443e74315212b28769732bee75161f02267c035f86ce52fb77733a23187db617be70c43bd2204a41d3dfa1e7949c5a197363929ab6f6edde9407ffca9265451b7f9db989265f913bd042ae8f9ad3cb44d4c240fef98f6d915ce19468778e3350fa5bafb43aa93c3f488212959618"]}, @nested={0x16a, 0x7d, 0x0, 0x1, [@generic="f4a12cb45740ebeb8cd476e3e9c020ae77730ad3bf08e5514343c0b2ea006710715eb671d1170fcf677c6c0cd59bb946c80062901a1061ff1a3cb89b2be8575d13d524daf8be56cb90a3667614bcf19fe54accf8c02fbcc7ae9313dec5ac519f7c752299e7cf059e4c3d730d9526bd20ae017d0fe280c42d8df857cbed974d162ec8dd3cd63e29408d988299cba5d866c1116c98448cdc2a93b76f4d845a448ff5ae386be9b595c7d644090cae09", @generic="84929a06a14ce9827029de60e5e0caa25800f6bb44369b7c396ad209443f26b1d44f9998ffcbb4c7890e94ebc5aefe0ef28d8ced22a1e51a39d157f7bfbc6f561a353011ba0ae310eb070180316d17c64ba3a04346073c4f63ce9b0c0e646f3e8a2917f231d56fb653f11907262ad5ecfdad1a6d7f5ef509c683b1e10517c79e6827097ee05003703d1cb315bb205e8a40af40729faffdcf2135ec295e62d99b806f048195de13b05bdc8e5a27163380", @typed={0x8, 0x43, 0x0, 0x0, @fd=r0}]}, @typed={0xc, 0x77, 0x0, 0x0, @u64=0x3}, @nested={0x291, 0x3e, 0x0, 0x1, 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@generic="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@nested={0x18, 0x16, 0x0, 0x1, [@typed={0x14, 0x6a, 0x0, 0x0, @ipv6=@ipv4={'\x00', '\xff\xff', @loopback}}]}, @typed={0x14, 0x79, 0x0, 0x0, @ipv6=@initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @typed={0x8, 0x15, 0x0, 0x0, @fd=r3}]}, 0x1050}], 0x6, &(0x7f0000007080)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, r3, r1, 0xffffffffffffffff, 0xffffffffffffffff, r0]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, r3]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, r7}}}, @rights={{0x18, 0x1, 0x1, [r0, r2]}}], 0x130, 0x20000040}, 0x0) r9 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r9, 0xab00, r2) ioctl$NBD_DO_IT(r9, 0xab03) ioctl$NBD_DO_IT(r9, 0xab03) [ 337.351421][T15122] block nbd1: shutting down sockets [ 337.366086][T15131] block nbd0: shutting down sockets [ 337.395541][T15128] block nbd2: shutting down sockets [ 337.413280][T15130] block nbd4: shutting down sockets [ 337.438220][T15131] block nbd0: shutting down sockets 03:32:22 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r4, 0x0) preadv(r4, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) ioctl$NBD_CLEAR_QUE(r4, 0xab05) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:22 executing program 2: socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) open(&(0x7f0000002980)='./file0\x00', 0x20200, 0x2) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r1, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f00000000c0)=0x3) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x3ff) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) ioctl$NBD_DO_IT(r5, 0xab03) fcntl$F_SET_RW_HINT(r5, 0x40c, &(0x7f0000000180)=0x5) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) 03:32:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x4b49) [ 337.571111][T15146] block nbd4: Device being setup by another task [ 337.577558][T15146] block nbd4: shutting down sockets 03:32:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xc0045878) [ 337.733433][T15112] block nbd5: shutting down sockets [ 337.791730][T15124] block nbd5: shutting down sockets [ 337.813302][T15153] block nbd0: shutting down sockets [ 337.826155][T15161] block nbd1: shutting down sockets [ 337.910765][T15158] block nbd0: shutting down sockets [ 337.916682][T15163] block nbd2: shutting down sockets 03:32:22 executing program 5: setsockopt$RDS_GET_MR_FOR_DEST(0xffffffffffffffff, 0x114, 0x7, &(0x7f0000000140)={@alg={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(blowfish)\x00'}, {&(0x7f00000000c0)=""/13, 0xd}, &(0x7f0000000100), 0x40}, 0xa0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r2, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) ioctl$BTRFS_IOC_SYNC(r2, 0x9408, 0x0) [ 337.981721][T15161] block nbd1: Device being setup by another task [ 337.982301][T15162] block nbd4: shutting down sockets 03:32:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x4c00) 03:32:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xc0045878) [ 338.084085][T15169] block nbd4: Device being setup by another task [ 338.112867][ T8456] block nbd1: Receive control failed (result -32) [ 338.113029][T15167] block nbd1: shutting down sockets [ 338.124140][T15169] block nbd4: shutting down sockets 03:32:22 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x8000) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x410003) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x4000, 0xa8) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) clock_gettime(0x0, &(0x7f0000006600)={0x0, 0x0}) recvmmsg$unix(r4, &(0x7f0000006480)=[{{&(0x7f0000000100)=@abs, 0x6e, &(0x7f0000000440)=[{&(0x7f0000000740)=""/4096, 0x1000}, {&(0x7f0000000180)=""/94, 0x5e}, {&(0x7f0000000200)=""/43, 0x2b}, {&(0x7f0000000240)=""/245, 0xf5}, {&(0x7f0000000340)=""/224, 0xe0}, {&(0x7f0000001740)=""/4096, 0x1000}], 0x6}}, {{0x0, 0x0, &(0x7f0000002740)=[{&(0x7f00000004c0)=""/12, 0xc}, {&(0x7f0000006700)=""/199, 0xc7}, {&(0x7f0000000600)=""/209, 0xd1}], 0x3, &(0x7f0000002780)=[@rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}], 0xf0}}, {{0x0, 0x0, &(0x7f0000002b80)=[{&(0x7f0000002880)=""/233, 0xe9}, {&(0x7f0000002980)=""/226, 0xe2}, {&(0x7f0000002a80)=""/255, 0xff}], 0x3, &(0x7f0000002bc0)=[@rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}], 0x90}}, {{&(0x7f0000002c80)=@abs, 0x6e, &(0x7f0000004f40)=[{&(0x7f0000002d00)=""/4096, 0x1000}, {&(0x7f0000003d00)=""/20, 0x14}, {&(0x7f0000003d40)=""/252, 0xfc}, {&(0x7f0000003e40)=""/4096, 0x1000}, {&(0x7f0000004e40)=""/230, 0xe6}], 0x5, &(0x7f0000004fc0)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES16, @ANYRES64=r5, @ANYRES32, @ANYRES32, @ANYRES32=r3, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000020000000000000000100001320ae8ff047323b8d4c0001000000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32], 0x70}}, {{0x0, 0x0, &(0x7f0000006140)=[{&(0x7f0000005040)=""/110, 0x6e}, {&(0x7f00000050c0)=""/123, 0x7b}, {&(0x7f0000005140)=""/4096, 0x1000}], 0x3, &(0x7f0000006180)=[@cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}], 0xc0}}, {{&(0x7f0000006240), 0x6e, &(0x7f00000063c0)=[{&(0x7f00000062c0)=""/198, 0xc6}], 0x1, &(0x7f0000006680)=[@cred={{0x1c}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x3c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}], 0x78}}], 0x6, 0x2100, &(0x7f0000006640)={r5, r6+60000000}) ioctl$NBD_CLEAR_SOCK(r7, 0xab04) [ 338.293355][T15173] block nbd0: shutting down sockets [ 338.295728][T10306] block nbd3: Receive control failed (result -32) [ 338.298725][T10305] block nbd3: Receive control failed (result -32) [ 338.330817][T15179] block nbd5: Device being setup by another task [ 338.339405][T15176] block nbd4: shutting down sockets [ 338.351157][T15148] block nbd3: Device being setup by another task [ 338.358306][T15175] block nbd5: shutting down sockets [ 338.391647][T15142] block nbd3: shutting down sockets [ 338.450998][T15178] block nbd0: shutting down sockets [ 338.471409][T15184] block nbd4: Device being setup by another task [ 338.499386][T15184] block nbd4: shutting down sockets 03:32:23 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r4 = dup2(r2, r3) read$FUSE(r4, 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) r7 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), r6) sendmsg$NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL(r5, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r7, 0x200, 0x70bd26, 0x25dfdbfc, {{}, {@void, @val={0xc, 0x99, {0x8000, 0x76}}}}, [@NL80211_ATTR_COOKIE={0xc, 0x58, 0x6c}, @NL80211_ATTR_COOKIE={0xc, 0x58, 0x45}, @NL80211_ATTR_COOKIE={0xc, 0x58, 0x33}]}, 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r5) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 03:32:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x4c01) [ 338.531215][T15154] block nbd2: Device being setup by another task [ 338.538101][T15163] block nbd2: Could not allocate knbd recv work queue. 03:32:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xc0101282) [ 338.580202][T15163] block nbd2: shutting down sockets 03:32:23 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) openat$cgroup_ro(r4, &(0x7f00000000c0)='cpuset.effective_cpus\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 338.652848][T15192] block nbd0: shutting down sockets [ 338.710739][T15193] block nbd0: shutting down sockets 03:32:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x541b) 03:32:23 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r4 = openat$bsg(0xffffffffffffff9c, &(0x7f00000000c0), 0x210000, 0x0) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8, 0x0, 0x0, 0x8004}, 0x0) ioctl$BTRFS_IOC_GET_SUPPORTED_FEATURES(0xffffffffffffffff, 0x80489439, &(0x7f0000000180)) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) r7 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r8 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r7, r8) ioctl$NBD_CLEAR_SOCK(r7, 0xab04) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 338.891214][T15197] block nbd4: shutting down sockets [ 338.906861][T15203] block nbd0: shutting down sockets [ 338.939135][T15202] block nbd2: shutting down sockets [ 338.960806][T15204] block nbd0: shutting down sockets [ 338.981240][T15205] block nbd4: Device being setup by another task [ 338.989321][T15205] block nbd4: shutting down sockets 03:32:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x5421) [ 339.031152][T15212] block nbd2: Device being setup by another task [ 339.050866][T15213] block nbd3: shutting down sockets 03:32:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xc0189436) [ 339.110717][T15214] block nbd5: Device being setup by another task [ 339.118594][T15179] block nbd5: shutting down sockets [ 339.129758][T10306] block nbd2: Receive control failed (result -32) [ 339.135525][T15207] block nbd2: shutting down sockets [ 339.138523][T15217] block nbd0: shutting down sockets [ 339.210726][T15218] block nbd0: shutting down sockets [ 339.223506][T10305] block nbd1: Receive control failed (result -32) 03:32:24 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$sock_bt_bnep_BNEPGETCONNLIST(0xffffffffffffffff, 0x800442d2, &(0x7f0000000040)={0x2, &(0x7f0000000000)=[{0x0, 0x0, 0x0, @multicast}, {0x0, 0x0, 0x0, @random}]}) r2 = dup3(r0, 0xffffffffffffffff, 0x80000) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:32:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x5450) 03:32:24 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x280080) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) r4 = open_tree(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', 0x1100) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 339.270646][T15190] block nbd1: Device being setup by another task [ 339.281441][T15182] block nbd1: shutting down sockets [ 339.305893][T15213] block nbd3: shutting down sockets [ 339.341234][T15227] block nbd3: Device being setup by another task 03:32:24 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0), 0x100000, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r3, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) dup2(r6, r7) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:24 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x42c302) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa0000) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 339.453314][T15226] block nbd4: shutting down sockets [ 339.541076][T15230] block nbd5: shutting down sockets [ 339.548362][T15229] block nbd0: shutting down sockets 03:32:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x5451) [ 339.592699][T15240] block nbd2: Device being setup by another task [ 339.599288][T15237] block nbd4: Device being setup by another task [ 339.605953][T15232] block nbd5: shutting down sockets [ 339.611956][T15235] block nbd0: shutting down sockets [ 339.620798][T15237] block nbd4: shutting down sockets [ 339.630836][T15240] block nbd2: shutting down sockets 03:32:24 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 339.661860][T15241] block nbd3: server does not support multiple connections per device. [ 339.694429][T15239] block nbd3: shutting down sockets [ 339.750700][T15240] block nbd2: Device being setup by another task [ 339.783369][T15253] block nbd2: shutting down sockets 03:32:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xc020660b) [ 339.801502][T15250] block nbd3: Device being setup by another task [ 339.809219][T15250] block nbd3: shutting down sockets [ 339.820987][T15255] block nbd5: shutting down sockets [ 339.829723][T15249] block nbd1: shutting down sockets 03:32:24 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r6 = dup2(r4, r5) read$FUSE(r6, 0x0, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r7, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) [ 339.881095][T15256] block nbd5: shutting down sockets [ 339.883613][T15251] block nbd0: shutting down sockets 03:32:24 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x101100) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) r4 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000100), 0x205000, 0x0) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) [ 339.943441][T15258] block nbd0: shutting down sockets 03:32:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x5452) 03:32:24 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r4 = dup2(r2, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) preadv(r4, &(0x7f00000004c0)=[{&(0x7f0000000000)=""/40, 0x28}, {&(0x7f0000000180)=""/214, 0xd6}, {&(0x7f0000000280)=""/234, 0xea}, {&(0x7f0000000380)=""/252, 0xfc}, {&(0x7f0000000040)=""/4, 0x4}, {&(0x7f00000000c0)=""/26, 0x1a}, {&(0x7f0000000100)=""/7, 0x7}, {&(0x7f0000000480)}], 0x8, 0x4, 0x2) [ 340.082393][T15261] block nbd4: shutting down sockets [ 340.172248][T15269] block nbd0: shutting down sockets [ 340.210604][T15273] block nbd3: Device being setup by another task [ 340.210619][T15271] block nbd4: Device being setup by another task [ 340.210708][T15271] block nbd4: shutting down sockets [ 340.230632][T15270] block nbd0: shutting down sockets [ 340.240793][T15267] block nbd5: shutting down sockets 03:32:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x5460) [ 340.311992][T15272] block nbd5: shutting down sockets [ 340.324069][T15278] block nbd2: shutting down sockets 03:32:25 executing program 5: socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) sendmsg$NL80211_CMD_SET_BEACON(r0, &(0x7f0000000480)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xc1000300}, 0xc, &(0x7f0000000040)={&(0x7f00000000c0)={0x3a0, 0x0, 0x200, 0x70bd27, 0x25dfdbff, {{}, {@void, @val={0xc, 0x99, {0x4, 0x56}}}}, [@NL80211_ATTR_IE_PROBE_RESP={0x1d, 0x7f, [@link_id={0x65, 0x12, {@initial, @broadcast, @device_b}}, @channel_switch={0x25, 0x3, {0x1, 0xa6, 0x5}}]}, @NL80211_ATTR_BEACON_TAIL={0x3f, 0xf, [@mesh_config={0x71, 0x7, {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x2, 0x9, 0x40}}, @peer_mgmt={0x75, 0x6, {0x0, 0x1000, @void, @val=0x20, @void}}, @sec_chan_ofs={0x3e, 0x1, 0x1}, @measure_req={0x26, 0x1b, {0x6d, 0x2, 0xfa, "cd2f4199b423ec22ac6e5fee2e8380aee8c7c95edf25855e"}}, @ext_channel_switch={0x3c, 0x4, {0x0, 0x81, 0x5, 0xff}}, @ibss={0x6, 0x2, 0x5}]}, @NL80211_ATTR_BEACON_HEAD={0x31e, 0xe, {@wo_ht={{0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, {0x7}, @device_b, @device_a, @random="72b38e91bcc3", {0xc, 0x9}}, 0x20, @default, 0xc, @val={0x0, 0x6, @default_ibss_ssid}, @val={0x1, 0x7, [{0x36}, {0x3, 0x1}, {0xc, 0x1}, {}, {0x3}, {0x36}, {0x36}]}, @val={0x3, 0x1, 0x68}, @val={0x4, 0x6, {0x8, 0xfd, 0x400, 0x2}}, @void, @void, @void, @val={0x2a, 0x1, {0x1, 0x1, 0x1}}, @void, @void, @void, @val={0x71, 0x7, {0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x5, 0x40}}, @void, [{0xdd, 0xa6, "33c77f767d75a637b1b48277373ed2c9fcd6bb2a04be3402a5ada6db7ac84e5afc39a0497429d6d80d72456edf67f6c0cb3b486e4f2124b9ec98f1a9efa4f2513398e95994bd1bc3fba500da09a65a61bb3697c1c863025b3dacc6c66db7a70252f7dd8c7e967ca0c3d37241e1a403e7901034866c31dc76f13cc90dd3e558725094ddfd26f08ad19bbe53ab91028b7b91a05594dbd0d963c5cbdaeb8533b9dc6be79fb55a4d"}, {0xdd, 0x67, "d6ff4563df58d0f1e19107b8c65af64291f7a7885ac9f37b62c30224ffcb9ec70adb9c176a7d6a5f69a11cba9d240f188d236b5525d13cc5c5778243c0ed172cebe2eeb1d9762412d4964d950cda0ff1d2c00ef72c73d5d186a6d97f504c9f24bb4d03fab5d4c7"}, {0xdd, 0xf1, "52b0746056c0082efdbe1fe11f6031708abf1d8b63443e61c9c79c74bcb9eb6824c922129da26b526bf33d4f1932190c1f1b8016815e65ec9e6d2d239d1780ec052cadafc4819a2f4cd47933fe7b85238a7b5de01f234a5dbb7137f2f594bf7c448a77ad8ee9358601d29e672eda0ccf2744445f0ac4daa94060701d89fde109e190b904bc0dcd02af3ba81bc0c5e549223f212f09ce7c435bb0f055f1d878ad5d7e47835bb64a984b910856128d5e42a8d7004e25c92c71396ded311a5ee445e71f94e9555bc5b5c48fd8d33b7cd3830ef7593c851e2495136caf46ed0f4c8854ed1f18ac1c83139541e64e0ec80c706a"}, {0xdd, 0xc8, "c81728b423c2d1282b1187120caaaf2b0d395b5d10187fe2962f4bb602be3c34f76136ca04cdc007fa8bc77437376c7aae094977cbcb04c59252098c4d961344c8dc32ba9d88e08b4b7a9821b76a01f99f776e33d32eb079566497f66a7ad3e561780312668aa7422fd437af2848af6085ccc926d784bf91ef2f3508f16e6050ba002fa36668c85e3369227b1f4869fe4ca2b68399e453c15121e73a9d9fac7d00620da80c569509d7f75da71286417d6db69543b01357f2a8e9b6052bf4fbe7462f298b7aef94f0"}]}}]}, 0x3a0}, 0x1, 0x0, 0x0, 0x40000}, 0x4000) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$F2FS_IOC_MOVE_RANGE(r2, 0xc020f509, &(0x7f00000004c0)={r0, 0x2, 0x7, 0xdcf}) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) 03:32:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xc0481273) [ 340.461395][T15249] block nbd1: Device being setup by another task [ 340.486198][T15285] block nbd1: Could not allocate knbd recv work queue. [ 340.490700][T15268] block nbd2: Device being setup by another task [ 340.522081][T15285] block nbd1: shutting down sockets 03:32:25 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) socketpair(0x0, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) [ 340.617495][ T8456] block nbd2: Receive control failed (result -32) [ 340.637842][T15268] block nbd2: shutting down sockets [ 340.643565][T15286] block nbd5: shutting down sockets [ 340.681371][T15288] block nbd0: shutting down sockets 03:32:25 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x119080) r0 = syz_open_dev$mouse(&(0x7f0000000100), 0xa414, 0x20080) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xf72) r1 = syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x500) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) r6 = dup2(r4, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r6, 0xab04) ioctl$NBD_CLEAR_SOCK(r6, 0xab04) ioctl$TUNSETLINK(r4, 0x400454cd, 0x324) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 340.721036][T15297] block nbd4: Device being setup by another task [ 340.730314][T15291] block nbd4: shutting down sockets [ 340.730805][T15292] block nbd0: shutting down sockets [ 340.736191][T15290] block nbd5: shutting down sockets 03:32:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r2, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) ioctl$BTRFS_IOC_TREE_SEARCH_V2(r2, 0xc0709411, &(0x7f00000000c0)={{0x0, 0x3, 0x3, 0x5, 0xc3, 0x7, 0x1, 0x9, 0x7, 0x55a, 0x80000000, 0x5, 0x3, 0x10001, 0x5}, 0x30, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 340.804447][T15304] block nbd1: shutting down sockets [ 340.840503][T15297] block nbd4: Device being setup by another task [ 340.846936][T15297] block nbd4: shutting down sockets [ 340.875076][T10305] block nbd3: Receive control failed (result -32) [ 340.883972][T15273] block nbd3: shutting down sockets [ 340.910813][T15306] block nbd2: server does not support multiple connections per device. [ 340.970684][T15303] block nbd2: shutting down sockets 03:32:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x6364) [ 341.045304][T10305] block nbd3: Receive control failed (result -32) [ 341.060778][T15311] block nbd5: shutting down sockets [ 341.070510][T15314] block nbd2: Device being setup by another task [ 341.071355][T15309] block nbd3: Device being setup by another task [ 341.088928][T15303] block nbd2: Could not allocate knbd recv work queue. 03:32:25 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0), 0xa040, 0x0) r1 = ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_ADD(0xffffffffffffffff, 0x4c80, r1) r2 = dup2(r0, 0xffffffffffffffff) ioctl$HIDIOCSREPORT(r2, 0x400c4808, &(0x7f0000000000)={0x3, 0x3, 0x10001}) r3 = openat$cgroup_int(r2, &(0x7f0000000040)='cpuset.mems\x00', 0x2, 0x0) ioctl$INCFS_IOC_GET_FILLED_BLOCKS(r3, 0x80286722, &(0x7f0000000180)={&(0x7f0000000100)=""/119, 0x77, 0x2, 0x8000}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r5 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x80c100) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) ioctl$NBD_DO_IT(r5, 0xab03) r6 = openat(r2, &(0x7f0000000200)='./file0\x00', 0x20000, 0x99) ioctl$NBD_SET_FLAGS(r6, 0xab0a, 0x80000000) [ 341.103660][T15299] block nbd1: Device being setup by another task [ 341.139582][T15304] block nbd1: Could not allocate knbd recv work queue. [ 341.160564][T15304] block nbd1: shutting down sockets [ 341.166122][T15303] block nbd2: shutting down sockets [ 341.172115][T15315] block nbd5: shutting down sockets [ 341.191742][T15309] block nbd3: shutting down sockets 03:32:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) recvmsg$unix(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000240)=@abs, 0x6e, &(0x7f0000000340)=[{&(0x7f00000002c0)=""/69, 0x45}], 0x1, &(0x7f0000000380)=[@cred={{0x1c}}, @cred={{0x1c}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}], 0xa0}, 0x40010000) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r1, 0x0) preadv(r1, &(0x7f00000001c0)=[{0x0}], 0x1, 0x9, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) syz_open_dev$ndb(&(0x7f0000000480), 0x0, 0x2000) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000004c0), 0x90000, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x3ff) r3 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000006c0), 0x408082, 0x0) ioctl$BTRFS_IOC_BALANCE(r3, 0x5000940c, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x200000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xffff) ioctl$NBD_SET_SOCK(r6, 0xab00, r5) ioctl$NBD_DO_IT(r6, 0xab03) pwritev(0xffffffffffffffff, &(0x7f0000000200)=[{&(0x7f00000000c0)="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", 0xfa}, {&(0x7f00000001c0)="f55b57b7e1feef87f8e86c", 0xb}], 0x2, 0x5, 0x6) 03:32:26 executing program 2: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000000c0), 0x10000) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r1, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000300)=""/85, 0x55}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x2183, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$AUDIT_TTY_GET(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x8}, 0x0) socketpair(0x1e, 0x4, 0x2, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r3, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) poll(&(0x7f00000002c0)=[{r0, 0x8000}, {r1, 0x1200}, {r2, 0x2040}, {r3, 0x1080}], 0x4, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r4, 0xab0a, 0x3ff) r5 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000280)='/sys/devices/LNXSYSTM:00', 0xb2ec8ac7a1c4bb82, 0x387) ioctl$NBD_SET_SIZE(r7, 0xab02, 0x8) r8 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_SET_SOCK(r8, 0xab00, r6) ioctl$NBD_DO_IT(r8, 0xab03) ioctl$BLKREPORTZONE(r7, 0xc0101282, &(0x7f0000000100)=ANY=[@ANYBLOB="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"/336]) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) 03:32:26 executing program 5: ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 03:32:26 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x20180) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 341.372420][T15326] block nbd0: shutting down sockets [ 341.452229][T15330] block nbd0: shutting down sockets [ 341.494313][T15331] block nbd5: shutting down sockets 03:32:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x8913) [ 341.526225][T15343] nbd3: detected capacity change from 0 to 131070 [ 341.570928][T15339] block nbd5: shutting down sockets [ 341.600610][T15350] block nbd2: shutting down sockets [ 341.608304][T15351] block nbd1: shutting down sockets 03:32:26 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) openat$cgroup_int(r1, &(0x7f0000000000)='memory.high\x00', 0x2, 0x0) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = syz_open_dev$dmmidi(&(0x7f0000000300), 0x166, 0x28a02) recvmmsg(r2, &(0x7f0000006c00)=[{{&(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @private}}}, 0x80, &(0x7f0000002a00)=[{&(0x7f0000000880)=""/4096, 0x1000}, {&(0x7f00000003c0)=""/45, 0x2d}, {&(0x7f0000000580)=""/213, 0xd5}, {&(0x7f0000000680)=""/117, 0x75}, {&(0x7f0000001880)=""/4096, 0x1000}, {&(0x7f0000000740)=""/219, 0xdb}, {&(0x7f0000000400)=""/37, 0x25}, {&(0x7f0000002880)=""/72, 0x48}, {&(0x7f0000002900)=""/231, 0xe7}], 0x9, &(0x7f0000002ac0)=""/206, 0xce}, 0x1}, {{0x0, 0x0, &(0x7f0000003280)=[{&(0x7f0000002bc0)=""/102, 0x66}, {&(0x7f0000002c40)=""/56, 0x38}, {&(0x7f0000002c80)=""/67, 0x43}, {&(0x7f0000002d00)=""/164, 0xa4}, {&(0x7f0000002dc0)=""/166, 0xa6}, {&(0x7f0000002e80)=""/215, 0xd7}, {&(0x7f0000002f80)=""/141, 0x8d}, {&(0x7f0000003040)=""/222, 0xde}, {&(0x7f0000003140)=""/202, 0xca}, {&(0x7f0000003240)=""/57, 0x39}], 0xa, &(0x7f0000003340)=""/116, 0x74}, 0x400}, {{&(0x7f00000033c0)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f0000004580)=[{&(0x7f0000003440)}, {&(0x7f0000003480)=""/4096, 0x1000}, {&(0x7f0000004500)=""/103, 0x67}], 0x3, &(0x7f00000045c0)=""/94, 0x5e}, 0x1ff}, {{&(0x7f0000004640)=@ethernet={0x0, @dev}, 0x80, &(0x7f0000004880)=[{&(0x7f00000046c0)=""/151, 0x97}, {&(0x7f0000004780)=""/220, 0xdc}], 0x2, &(0x7f00000048c0)=""/3, 0x3}, 0x401}, {{&(0x7f0000004900)=@un=@abs, 0x80, &(0x7f0000004a80)=[{&(0x7f0000004980)=""/247, 0xf7}], 0x1, &(0x7f0000004ac0)=""/118, 0x76}, 0x20}, {{0x0, 0x0, &(0x7f0000004f00)=[{&(0x7f0000004b40)=""/126, 0x7e}, {&(0x7f0000004bc0)=""/70, 0x46}, {&(0x7f0000004c40)=""/241, 0xf1}, {&(0x7f0000004d40)=""/143, 0x8f}, {&(0x7f0000004e00)=""/230, 0xe6}], 0x5, &(0x7f0000004f80)}, 0x1}, {{&(0x7f0000004fc0)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @loopback}}, 0x80, &(0x7f0000005200)=[{&(0x7f0000005040)=""/110, 0x6e}, {&(0x7f00000050c0)=""/9, 0x9}, {&(0x7f0000005100)=""/239, 0xef}], 0x3, &(0x7f0000005240)=""/4096, 0x1000}, 0x1}, {{0x0, 0x0, &(0x7f00000064c0)=[{&(0x7f0000006240)=""/134, 0x86}, {&(0x7f0000006300)=""/73, 0x49}, {&(0x7f0000006380)=""/131, 0x83}, {&(0x7f0000006440)=""/125, 0x7d}], 0x4}, 0xfffffffb}, {{&(0x7f0000006500)=@l2, 0x80, &(0x7f00000065c0)=[{&(0x7f0000006580)=""/53, 0x35}], 0x1, &(0x7f0000006600)=""/223, 0xdf}, 0x9}, {{&(0x7f0000006700)=@can, 0x80, &(0x7f0000006b00)=[{&(0x7f0000006780)=""/167, 0xa7}, {&(0x7f0000006840)=""/102, 0x66}, {&(0x7f00000068c0)=""/110, 0x6e}, {&(0x7f0000006940)=""/217, 0xd9}, {&(0x7f0000006a40)=""/152, 0x98}], 0x5, &(0x7f0000006b80)=""/71, 0x47}, 0x1}], 0xa, 0x20, &(0x7f0000006ec0)) write$nbd(r4, &(0x7f0000004f80)=ANY=[@ANYBLOB="6744661c7f6e2b71610204000100f376de2748bc83dd0000f24de30bd95164637f4ea4fa14f41cbad3c8ad6e8aa0b8a6d9a14b7004eab1ef3f58"], 0x35) close(r3) recvmmsg(r2, &(0x7f0000004480)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/74, 0x4a}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x40012102, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000440)=[{0x0}, {&(0x7f0000000480)=""/208, 0xdb}], 0x2e, 0x7, 0x80000000) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r5, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) r6 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r7 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r6, r7) socket$l2tp6(0xa, 0x2, 0x73) [ 341.710668][T15341] block nbd1: Device being setup by another task [ 341.867118][T10306] block nbd1: Receive control failed (result -32) [ 341.876956][T15351] block nbd1: shutting down sockets 03:32:26 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100), 0x408200, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x3) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xc43) r2 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2881) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) ioctl$NBD_DO_IT(r4, 0xab03) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r5, r6) ioctl$BLKRAGET(0xffffffffffffffff, 0x1263, &(0x7f00000000c0)) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) r7 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r8 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x121801, 0x4c) dup2(r7, r8) ioctl$NBD_DO_IT(r7, 0xab03) [ 341.946305][T15355] block nbd0: shutting down sockets [ 342.000596][T15360] block nbd0: shutting down sockets 03:32:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x8914) [ 342.141860][T10305] block nbd4: Receive control failed (result -32) [ 342.151851][T15336] block nbd4: shutting down sockets [ 342.173643][T15366] block nbd1: server does not support multiple connections per device. [ 342.231264][T15366] block nbd1: shutting down sockets 03:32:27 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(r4, r5) ioctl$F2FS_IOC_MOVE_RANGE(r2, 0xc020f509, &(0x7f0000000000)={r2, 0x0, 0xa6, 0x9}) ioctl$NBD_SET_SOCK(r4, 0xab00, r6) ioctl$NBD_DO_IT(r3, 0xab03) [ 342.312175][T15342] block nbd2: Device being setup by another task [ 342.319041][T15350] block nbd2: Could not allocate knbd recv work queue. [ 342.333373][T15367] block nbd0: shutting down sockets [ 342.334818][T15350] block nbd2: shutting down sockets [ 342.400566][T15372] block nbd0: shutting down sockets 03:32:27 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$VIDIOC_S_EXT_CTRLS(0xffffffffffffffff, 0xc0205648, &(0x7f0000000180)={0x980000, 0x1ff, 0x20, r0, 0x0, &(0x7f0000000100)={0x9b0953, 0xfffffffe, '\x00', @string=&(0x7f00000000c0)=0x1f}}) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = syz_open_procfs(0x0, &(0x7f0000000140)='attr/sockcreate\x00') r5 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) mmap(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x200000f, 0x10, r0, 0x363f7000) dup2(r4, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r6 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0) dup2(0xffffffffffffffff, r6) ioctl$TIOCCONS(0xffffffffffffffff, 0x541d) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x6) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 342.433799][T15366] block nbd1: Device being setup by another task [ 342.455537][T15379] block nbd1: shutting down sockets 03:32:27 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 03:32:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0x8933) [ 342.635173][T15383] block nbd4: server does not support multiple connections per device. [ 342.662306][T15378] block nbd4: shutting down sockets [ 342.715620][T15356] block nbd5: shutting down sockets [ 342.719903][T15396] block nbd2: shutting down sockets [ 342.742334][T15388] block nbd0: shutting down sockets [ 342.772123][T15392] block nbd4: Device being setup by another task [ 342.790758][T15395] block nbd1: shutting down sockets [ 342.815309][T15393] block nbd0: shutting down sockets [ 342.832697][T10306] block nbd4: Receive control failed (result -32) [ 342.833569][T15392] block nbd4: shutting down sockets [ 342.892804][T15396] block nbd2: Could not allocate knbd recv work queue. [ 342.905470][T15396] block nbd2: shutting down sockets [ 342.923746][T15387] block nbd1: Device being setup by another task [ 342.933315][T15395] block nbd1: Could not allocate knbd recv work queue. [ 342.938091][T15356] block nbd5: shutting down sockets [ 342.954679][T15404] block nbd1: shutting down sockets [ 344.441420][T15343] block nbd3: shutting down sockets [ 372.508801][ T2034] block nbd3: Possible stuck request ffff8880887c8000: control (read@0,4096B). Runtime 30 seconds [ 378.269819][ T3255] ieee802154 phy0 wpan0: encryption failed: -22 [ 378.276261][ T3255] ieee802154 phy1 wpan1: encryption failed: -22 [ 402.597191][ T2034] block nbd3: Possible stuck request ffff8880887c8000: control (read@0,4096B). Runtime 60 seconds [ 432.665676][ T2034] block nbd3: Possible stuck request ffff8880887c8000: control (read@0,4096B). Runtime 90 seconds [ 439.707347][ T3255] ieee802154 phy0 wpan0: encryption failed: -22 [ 439.713691][ T3255] ieee802154 phy1 wpan1: encryption failed: -22 [ 462.744442][ T2034] block nbd3: Possible stuck request ffff8880887c8000: control (read@0,4096B). Runtime 120 seconds [ 492.821619][ T2034] block nbd3: Possible stuck request ffff8880887c8000: control (read@0,4096B). Runtime 150 seconds [ 493.471482][ T1636] INFO: task systemd-udevd:10406 blocked for more than 143 seconds. [ 493.479505][ T1636] Not tainted 5.14.0-rc4-syzkaller #0 [ 493.490125][ T1636] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 493.500761][ T1636] task:systemd-udevd state:D stack:26792 pid:10406 ppid: 4863 flags:0x00004000 [ 493.510760][ T1636] Call Trace: [ 493.515479][ T1636] __schedule+0x93a/0x26f0 [ 493.519919][ T1636] ? io_schedule_timeout+0x140/0x140 [ 493.525641][ T1636] ? preempt_schedule_thunk+0x16/0x18 [ 493.531665][ T1636] ? preempt_schedule_common+0x59/0xc0 [ 493.537365][ T1636] schedule+0xd3/0x270 [ 493.544989][ T1636] io_schedule+0xba/0x130 [ 493.549359][ T1636] wait_on_page_bit_common+0x537/0xe60 [ 493.556101][ T1636] ? filemap_map_pages+0x1880/0x1880 [ 493.562364][ T1636] ? end_buffer_async_read_io+0x300/0x300 [ 493.568107][ T1636] ? __filemap_set_wb_err+0x240/0x240 [ 493.575531][ T1636] ? __page_cache_alloc+0x10d/0x3a0 [ 493.580760][ T1636] ? enable_ptr_key_workfn+0x30/0x30 [ 493.587132][ T1636] do_read_cache_page+0x96b/0x13c0 [ 493.593211][ T1636] read_part_sector+0x146/0x620 [ 493.598179][ T1636] ? adfspart_check_ADFS+0x800/0x800 [ 493.606155][ T1636] adfspart_check_ICS+0x9d/0xc90 [ 493.611966][ T1636] ? pointer+0xa00/0xa00 [ 493.616418][ T1636] ? adfspart_check_ADFS+0x800/0x800 [ 493.623040][ T1636] ? snprintf+0xbb/0xf0 [ 493.627239][ T1636] ? vsprintf+0x30/0x30 [ 493.632754][ T1636] ? adfspart_check_ADFS+0x800/0x800 [ 493.638181][ T1636] bdev_disk_changed+0x796/0x1130 [ 493.645766][ T1636] blkdev_get_whole+0x216/0x420 [ 493.650733][ T1636] ? disk_block_events+0x1d/0x130 [ 493.655974][ T1636] blkdev_get_by_dev.part.0+0x30c/0xdd0 [ 493.661988][ T1636] ? devcgroup_check_permission+0x1bb/0x410 [ 493.667956][ T1636] blkdev_open+0x295/0x300 [ 493.673492][ T1636] do_dentry_open+0x4c8/0x11d0 [ 493.678938][ T1636] ? blkdev_get_by_dev+0x80/0x80 [ 493.684135][ T1636] path_openat+0x1c23/0x27f0 [ 493.688759][ T1636] ? path_lookupat+0x860/0x860 [ 493.693708][ T1636] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 493.699710][ T1636] do_filp_open+0x1aa/0x400 [ 493.704369][ T1636] ? may_open_dev+0xf0/0xf0 [ 493.709017][ T1636] ? rwlock_bug.part.0+0x90/0x90 [ 493.714316][ T1636] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 493.720584][ T1636] ? _find_next_bit+0x1e3/0x260 [ 493.725654][ T1636] ? _raw_spin_unlock+0x24/0x40 [ 493.730553][ T1636] ? alloc_fd+0x2f0/0x670 [ 493.735016][ T1636] do_sys_openat2+0x16d/0x420 [ 493.739988][ T1636] ? build_open_flags+0x6f0/0x6f0 [ 493.745191][ T1636] ? __context_tracking_exit+0xb8/0xe0 [ 493.750755][ T1636] __x64_sys_open+0x119/0x1c0 [ 493.756531][ T1636] ? do_sys_open+0x140/0x140 [ 493.766516][ T1636] ? __secure_computing+0x104/0x360 [ 493.773315][ T1636] do_syscall_64+0x35/0xb0 [ 493.778477][ T1636] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 493.786205][ T1636] RIP: 0033:0x7f3d5e954840 [ 493.790740][ T1636] RSP: 002b:00007ffcee2c4bc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 493.800671][ T1636] RAX: ffffffffffffffda RBX: 0000555e6e232a60 RCX: 00007f3d5e954840 [ 493.810054][ T1636] RDX: 0000555e6c952fe3 RSI: 00000000000a0800 RDI: 0000555e6e234700 [ 493.818785][ T1636] RBP: 00007ffcee2c4d40 R08: 0000555e6c952670 R09: 0000000000000010 [ 493.827642][ T1636] R10: 0000555e6c952d0c R11: 0000000000000246 R12: 00007ffcee2c4c90 [ 493.836955][ T1636] R13: 0000555e6e222790 R14: 0000000000000003 R15: 000000000000000e [ 493.845346][ T1636] INFO: task syz-executor.3:15338 blocked for more than 143 seconds. [ 493.853990][ T1636] Not tainted 5.14.0-rc4-syzkaller #0 [ 493.859984][ T1636] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 493.870402][ T1636] task:syz-executor.3 state:D stack:28016 pid:15338 ppid: 8451 flags:0x00000004 [ 493.882401][ T1636] Call Trace: [ 493.885907][ T1636] __schedule+0x93a/0x26f0 [ 493.890372][ T1636] ? io_schedule_timeout+0x140/0x140 [ 493.896770][ T1636] schedule+0xd3/0x270 [ 493.900913][ T1636] schedule_preempt_disabled+0xf/0x20 [ 493.907396][ T1636] __mutex_lock+0x7b6/0x10a0 [ 493.912969][ T1636] ? blkdev_put+0xa0/0xae0 [ 493.917445][ T1636] ? mutex_lock_io_nested+0xf00/0xf00 [ 493.924033][ T1636] ? rwlock_bug.part.0+0x90/0x90 [ 493.929251][ T1636] ? locks_check_ctx_file_list+0x1d/0x110 [ 493.936845][ T1636] ? do_raw_spin_unlock+0x171/0x230 [ 493.943102][ T1636] ? _raw_spin_unlock+0x24/0x40 [ 493.948071][ T1636] blkdev_put+0xa0/0xae0 [ 493.954905][ T1636] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 493.962502][ T1636] blkdev_close+0x8c/0xb0 [ 493.966948][ T1636] __fput+0x288/0x920 [ 493.972127][ T1636] ? blkdev_put+0xae0/0xae0 [ 493.976681][ T1636] task_work_run+0xdd/0x1a0 [ 493.982953][ T1636] exit_to_user_mode_prepare+0x27e/0x290 [ 493.989431][ T1636] syscall_exit_to_user_mode+0x19/0x60 [ 493.996020][ T1636] do_syscall_64+0x42/0xb0 [ 494.000454][ T1636] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 494.006770][ T1636] RIP: 0033:0x4193fb [ 494.010771][ T1636] RSP: 002b:00007ffd3c42bb30 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 494.019956][ T1636] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00000000004193fb [ 494.028704][ T1636] RDX: 0000001b2be269f0 RSI: ffffffff8135a292 RDI: 0000000000000003 [ 494.037086][ T1636] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b2be25054 [ 494.045545][ T1636] R10: 00000000000012d1 R11: 0000000000000293 R12: 000000000056cb00 [ 494.054235][ T1636] R13: 000000000056cb00 R14: 000000000056bf80 R15: 00000000000535f7 [ 494.065107][ T1636] ? __cpu_to_node+0x82/0xb0 [ 494.069849][ T1636] [ 494.069849][ T1636] Showing all locks held in the system: [ 494.079212][ T1636] 1 lock held by khungtaskd/1636: [ 494.089691][ T1636] #0: ffffffff8b979740 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 494.100424][ T1636] 2 locks held by in:imklog/8146: [ 494.105588][ T1636] #0: ffff8880151b76b0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 [ 494.114859][ T1636] #1: ffffffff903f0f10 (&obj_hash[i].lock){-.-.}-{2:2}, at: do_futex+0xaf3/0x1770 [ 494.124369][ T1636] 1 lock held by systemd-udevd/10406: [ 494.129752][ T1636] #0: ffff88801d996918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev.part.0+0x9d/0xdd0 [ 494.141359][ T1636] 1 lock held by syz-executor.3/15338: [ 494.146874][ T1636] #0: ffff88801d996918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xa0/0xae0 [ 494.156470][ T1636] [ 494.158812][ T1636] ============================================= [ 494.158812][ T1636] [ 494.167403][ T1636] NMI backtrace for cpu 0 [ 494.171847][ T1636] CPU: 0 PID: 1636 Comm: khungtaskd Not tainted 5.14.0-rc4-syzkaller #0 [ 494.180277][ T1636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 494.190592][ T1636] Call Trace: [ 494.193881][ T1636] dump_stack_lvl+0xcd/0x134 [ 494.198464][ T1636] nmi_cpu_backtrace.cold+0x44/0xd7 [ 494.203673][ T1636] ? lapic_can_unplug_cpu+0x80/0x80 [ 494.208921][ T1636] nmi_trigger_cpumask_backtrace+0x1b3/0x230 [ 494.214894][ T1636] watchdog+0xd0a/0xfc0 [ 494.219031][ T1636] ? reset_hung_task_detector+0x30/0x30 [ 494.224562][ T1636] kthread+0x3e5/0x4d0 [ 494.228663][ T1636] ? set_kthread_struct+0x130/0x130 [ 494.234332][ T1636] ret_from_fork+0x1f/0x30 [ 494.239735][ T1636] Sending NMI from CPU 0 to CPUs 1: [ 494.246150][ C1] NMI backtrace for cpu 1 [ 494.246161][ C1] CPU: 1 PID: 4859 Comm: systemd-journal Not tainted 5.14.0-rc4-syzkaller #0 [ 494.246173][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 494.246185][ C1] RIP: 0010:unwind_next_frame+0x838/0x1ce0 [ 494.246198][ C1] Code: c0 40 84 c7 0f 85 bc 0f 00 00 49 0f bf 30 48 01 d6 48 89 74 24 60 e9 d8 fd ff ff 48 b8 00 00 00 00 00 fc ff df 48 8b 54 24 08 <48> c1 ea 03 80 3c 02 00 0f 85 cb 12 00 00 4c 89 c0 49 8b 56 38 48 [ 494.246217][ C1] RSP: 0018:ffffc900016c77e0 EFLAGS: 00000097 [ 494.246231][ C1] RAX: dffffc0000000000 RBX: 1ffff920002d8f04 RCX: ffffffff8de5de6d [ 494.246242][ C1] RDX: ffffc900016c7940 RSI: 0000000000000001 RDI: 0000000000000001 [ 494.246252][ C1] RBP: 0000000000000001 R08: ffffffff8de5de68 R09: ffffffff8de5de68 [ 494.246262][ C1] R10: fffff520002d8f2c R11: 0000000000086088 R12: ffffc900016c7950 [ 494.246273][ C1] R13: ffffc900016c793d R14: ffffc900016c7908 R15: ffffffff8de5de6c [ 494.246284][ C1] FS: 00007f22205208c0(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 494.246295][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 494.246304][ C1] CR2: 00007f221daf3018 CR3: 0000000029d75000 CR4: 00000000001506e0 [ 494.246314][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 494.246324][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 494.246331][ C1] Call Trace: [ 494.246336][ C1] ? __unwind_start+0x596/0x800 [ 494.246341][ C1] ? deref_stack_reg+0x150/0x150 [ 494.246347][ C1] ? get_stack_info_noinstr+0x14/0x120 [ 494.246353][ C1] __unwind_start+0x51b/0x800 [ 494.246359][ C1] ? create_prof_cpu_mask+0x20/0x20 [ 494.246364][ C1] arch_stack_walk+0x5c/0xe0 [ 494.246370][ C1] ? __unwind_start+0x596/0x800 [ 494.246375][ C1] stack_trace_save+0x8c/0xc0 [ 494.246381][ C1] ? stack_trace_consume_entry+0x160/0x160 [ 494.246387][ C1] kasan_save_stack+0x1b/0x40 [ 494.246393][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 494.246400][ C1] ? find_held_lock+0x2d/0x110 [ 494.246405][ C1] ? debug_check_no_obj_freed+0x20c/0x420 [ 494.246412][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 494.246417][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 494.246423][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 494.246429][ C1] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 494.246436][ C1] ? debug_check_no_obj_freed+0x20c/0x420 [ 494.246443][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 494.246450][ C1] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 494.246456][ C1] ? putname+0xe1/0x120 [ 494.246461][ C1] kasan_set_track+0x1c/0x30 [ 494.246466][ C1] kasan_set_free_info+0x20/0x30 [ 494.246472][ C1] __kasan_slab_free+0xcd/0x100 [ 494.246477][ C1] ? putname+0xe1/0x120 [ 494.246483][ C1] kmem_cache_free+0x68/0x200 [ 494.246488][ C1] putname+0xe1/0x120 [ 494.246493][ C1] filename_lookup+0x3df/0x5b0 [ 494.246498][ C1] ? may_linkat+0x2d0/0x2d0 [ 494.246504][ C1] ? __check_object_size+0x16e/0x3f0 [ 494.246511][ C1] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 494.246518][ C1] ? strncpy_from_user+0x2a0/0x3e0 [ 494.246524][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 494.246531][ C1] ? getname_flags.part.0+0x1dd/0x4f0 [ 494.246536][ C1] do_faccessat+0x127/0x850 [ 494.246541][ C1] ? stream_open+0x60/0x60 [ 494.246547][ C1] ? __secure_computing+0x104/0x360 [ 494.246552][ C1] do_syscall_64+0x35/0xb0 [ 494.246558][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 494.246564][ C1] RIP: 0033:0x7f221f7db9c7 [ 494.246575][ C1] Code: 83 c4 08 48 3d 01 f0 ff ff 73 01 c3 48 8b 0d c8 d4 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 15 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d a1 d4 2b 00 f7 d8 64 89 01 48 [ 494.246591][ C1] RSP: 002b:00007ffffe121a58 EFLAGS: 00000246 ORIG_RAX: 0000000000000015 [ 494.246604][ C1] RAX: ffffffffffffffda RBX: 00007ffffe124970 RCX: 00007f221f7db9c7 [ 494.246613][ C1] RDX: 00007f222024ca00 RSI: 0000000000000000 RDI: 000055fd527979a3 [ 494.246622][ C1] RBP: 00007ffffe121a90 R08: 0000000000000000 R09: 0000000000000000 [ 494.246631][ C1] R10: 0000000000000069 R11: 0000000000000246 R12: 0000000000000000 [ 494.246640][ C1] R13: 0000000000000000 R14: 00007ffffe124970 R15: 00007ffffe121f80 [ 494.250376][ T1636] Kernel panic - not syncing: hung_task: blocked tasks [ 494.662985][ T1636] CPU: 0 PID: 1636 Comm: khungtaskd Not tainted 5.14.0-rc4-syzkaller #0 [ 494.671317][ T1636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 494.681362][ T1636] Call Trace: [ 494.684639][ T1636] dump_stack_lvl+0xcd/0x134 [ 494.689239][ T1636] panic+0x306/0x73d [ 494.693141][ T1636] ? __warn_printk+0xf3/0xf3 [ 494.697727][ T1636] ? lapic_can_unplug_cpu+0x80/0x80 [ 494.702927][ T1636] ? preempt_schedule_thunk+0x16/0x18 [ 494.708299][ T1636] ? nmi_trigger_cpumask_backtrace+0x196/0x230 [ 494.714463][ T1636] ? watchdog.cold+0x5/0x158 [ 494.719066][ T1636] watchdog.cold+0x16/0x158 [ 494.723588][ T1636] ? reset_hung_task_detector+0x30/0x30 [ 494.729235][ T1636] kthread+0x3e5/0x4d0 [ 494.733304][ T1636] ? set_kthread_struct+0x130/0x130 [ 494.738685][ T1636] ret_from_fork+0x1f/0x30 [ 494.744900][ T1636] Kernel Offset: disabled [ 494.749237][ T1636] Rebooting in 86400 seconds..